258 files changed, 3756 insertions, 3361 deletions

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 350e71960a96..f3a89fac2202 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -139,6 +139,7 @@ and is between 256 and 4096 characters. It is defined in the file
                         ht -- run only enough ACPI to enable Hyper Threading
                         strict -- Be less tolerant of platforms that are not
                                 strictly ACPI specification compliant.
+                        rsdt -- prefer RSDT over (default) XSDT
 
                         See also Documentation/power/pm.txt, pci=noacpi
 
@@ -224,14 +225,17 @@ and is between 256 and 4096 characters. It is defined in the file
                         Bits in debug_level correspond to a level in
                         ACPI_DEBUG_PRINT statements, e.g.,
                             ACPI_DEBUG_PRINT((ACPI_DB_INFO, ...
-                        See Documentation/acpi/debug.txt for more information
-                        about debug layers and levels.
+                        The debug_level mask defaults to "info".  See
+                        Documentation/acpi/debug.txt for more information about
+                        debug layers and levels.
 
+                        Enable processor driver info messages:
+                            acpi.debug_layer=0x20000000
+                        Enable PCI/PCI interrupt routing info messages:
+                            acpi.debug_layer=0x400000
                         Enable AML "Debug" output, i.e., stores to the Debug
                         object while interpreting AML:
                             acpi.debug_layer=0xffffffff acpi.debug_level=0x2
-                        Enable PCI/PCI interrupt routing info messages:
-                            acpi.debug_layer=0x400000 acpi.debug_level=0x4
                         Enable all messages related to ACPI hardware:
                             acpi.debug_layer=0x2 acpi.debug_level=0xffffffff
 
diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt
index 3cd2ad958176..394d7d378dc7 100644
--- a/Documentation/sound/alsa/ALSA-Configuration.txt
+++ b/Documentation/sound/alsa/ALSA-Configuration.txt
@@ -1063,6 +1063,7 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
 
         STAC9227/9228/9229/927x
           ref           Reference board
+          ref-no-jd     Reference board without HP/Mic jack detection
           3stack        D965 3stack
           5stack        D965 5stack + SPDIF
           dell-3stack   Dell Dimension E520
@@ -1076,6 +1077,7 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
 
         STAC92HD73*
           ref           Reference board
+          no-jd         BIOS setup but without jack-detection
           dell-m6-amic  Dell desktops/laptops with analog mics
           dell-m6-dmic  Dell desktops/laptops with digital mics
           dell-m6       Dell desktops/laptops with both type of mics
diff --git a/MAINTAINERS b/MAINTAINERS
index c42a567e010c..fbc8fa58d56d 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -4529,7 +4529,7 @@ S:	Maintained
 USB VIDEO CLASS
 P:      Laurent Pinchart
 M:      laurent.pinchart@skynet.be
-L:      linux-uvc-devel@lists.berlios.de
+L:      linux-uvc-devel@lists.berlios.de (subscribers-only)
 L:      video4linux-list@redhat.com
 W:      http://linux-uvc.berlios.de
 S:      Maintained
diff --git a/Makefile b/Makefile
index 4c8d79710b84..71e98e9e6acd 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 VERSION = 2
 PATCHLEVEL = 6
 SUBLEVEL = 28
-EXTRAVERSION = -rc9
+EXTRAVERSION =
 NAME = Erotic Pickled Herring
 
 # *DOCUMENTATION*
diff --git a/arch/ia64/include/asm/acpi-ext.h b/arch/ia64/include/asm/acpi-ext.h
index 734d137dda6e..7f8362b379eb 100644
--- a/arch/ia64/include/asm/acpi-ext.h
+++ b/arch/ia64/include/asm/acpi-ext.h
@@ -14,7 +14,6 @@
 #define _ASM_IA64_ACPI_EXT_H
 
 #include <linux/types.h>
-#include <acpi/actypes.h>
 
 extern acpi_status hp_acpi_csr_space (acpi_handle, u64 *base, u64 *length);
 
diff --git a/arch/ia64/include/asm/sn/acpi.h b/arch/ia64/include/asm/sn/acpi.h
index 9ce2801cbd57..fd480db25565 100644
--- a/arch/ia64/include/asm/sn/acpi.h
+++ b/arch/ia64/include/asm/sn/acpi.h
@@ -9,8 +9,6 @@
 #ifndef _ASM_IA64_SN_ACPI_H
 #define _ASM_IA64_SN_ACPI_H
 
-#include "acpi/acglobal.h"
-
 extern int sn_acpi_rev;
 #define SN_ACPI_BASE_SUPPORT()   (sn_acpi_rev >= 0x20101)
 
diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c
index bd7acc71e8a9..c19b686db9b8 100644
--- a/arch/ia64/kernel/acpi.c
+++ b/arch/ia64/kernel/acpi.c
@@ -65,6 +65,7 @@ EXPORT_SYMBOL(pm_idle);
 void (*pm_power_off) (void);
 EXPORT_SYMBOL(pm_power_off);
 
+u32 acpi_rsdt_forced;
 unsigned int acpi_cpei_override;
 unsigned int acpi_cpei_phys_cpuid;
 
diff --git a/arch/ia64/sn/kernel/io_acpi_init.c b/arch/ia64/sn/kernel/io_acpi_init.c
index bc610a6c7851..c5a214026a77 100644
--- a/arch/ia64/sn/kernel/io_acpi_init.c
+++ b/arch/ia64/sn/kernel/io_acpi_init.c
@@ -13,7 +13,6 @@
 #include <asm/sn/sn_sal.h>
 #include "xtalk/hubdev.h"
 #include <linux/acpi.h>
-#include <acpi/acnamesp.h>
 
 
 /*
@@ -64,6 +63,7 @@ static acpi_status __init
 sn_acpi_hubdev_init(acpi_handle handle, u32 depth, void *context, void **ret)
 {
         struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
+        struct acpi_buffer name_buffer = { ACPI_ALLOCATE_BUFFER, NULL };
         u64 addr;
         struct hubdev_info *hubdev;
         struct hubdev_info *hubdev_ptr;
@@ -77,11 +77,12 @@ sn_acpi_hubdev_init(acpi_handle handle, u32 depth, void *context, void **ret)
         status = acpi_get_vendor_resource(handle, METHOD_NAME__CRS,
                                           &sn_uuid, &buffer);
         if (ACPI_FAILURE(status)) {
+                acpi_get_name(handle, ACPI_FULL_PATHNAME, &name_buffer);
                 printk(KERN_ERR
                        "sn_acpi_hubdev_init: acpi_get_vendor_resource() "
-                       "(0x%x) failed for: ", status);
-                acpi_ns_print_node_pathname(handle, NULL);
-                printk("\n");
+                       "(0x%x) failed for: %s\n", status,
+                        (char *)name_buffer.pointer);
+                kfree(name_buffer.pointer);
                 return AE_OK;           /* Continue walking namespace */
         }
 
@@ -89,11 +90,12 @@ sn_acpi_hubdev_init(acpi_handle handle, u32 depth, void *context, void **ret)
         vendor = &resource->data.vendor_typed;
         if ((vendor->byte_length - sizeof(struct acpi_vendor_uuid)) !=
             sizeof(struct hubdev_info *)) {
+                acpi_get_name(handle, ACPI_FULL_PATHNAME, &name_buffer);
                 printk(KERN_ERR
-                       "sn_acpi_hubdev_init: Invalid vendor data length: %d for: ",
-                        vendor->byte_length);
-                acpi_ns_print_node_pathname(handle, NULL);
-                printk("\n");
+                       "sn_acpi_hubdev_init: Invalid vendor data length: "
+                       "%d for: %s\n",
+                        vendor->byte_length, (char *)name_buffer.pointer);
+                kfree(name_buffer.pointer);
                 goto exit;
         }
 
@@ -120,6 +122,7 @@ sn_get_bussoft_ptr(struct pci_bus *bus)
 {
         u64 addr;
         struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
+        struct acpi_buffer name_buffer = { ACPI_ALLOCATE_BUFFER, NULL };
         acpi_handle handle;
         struct pcibus_bussoft *prom_bussoft_ptr;
         struct acpi_resource *resource;
@@ -131,11 +134,11 @@ sn_get_bussoft_ptr(struct pci_bus *bus)
         status = acpi_get_vendor_resource(handle, METHOD_NAME__CRS,
                                           &sn_uuid, &buffer);
         if (ACPI_FAILURE(status)) {
+                acpi_get_name(handle, ACPI_FULL_PATHNAME, &name_buffer);
                 printk(KERN_ERR "%s: "
-                       "acpi_get_vendor_resource() failed (0x%x) for: ",
-                       __func__, status);
-                acpi_ns_print_node_pathname(handle, NULL);
-                printk("\n");
+                       "acpi_get_vendor_resource() failed (0x%x) for: %s\n",
+                       __func__, status, (char *)name_buffer.pointer);
+                kfree(name_buffer.pointer);
                 return NULL;
         }
         resource = buffer.pointer;
@@ -168,6 +171,7 @@ sn_extract_device_info(acpi_handle handle, struct pcidev_info **pcidev_info,
 {
         u64 addr;
         struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
+        struct acpi_buffer name_buffer = { ACPI_ALLOCATE_BUFFER, NULL };
         struct sn_irq_info *irq_info, *irq_info_prom;
         struct pcidev_info *pcidev_ptr, *pcidev_prom_ptr;
         struct acpi_resource *resource;
@@ -182,11 +186,11 @@ sn_extract_device_info(acpi_handle handle, struct pcidev_info **pcidev_info,
         status = acpi_get_vendor_resource(handle, METHOD_NAME__CRS,
                                           &sn_uuid, &buffer);
         if (ACPI_FAILURE(status)) {
+                acpi_get_name(handle, ACPI_FULL_PATHNAME, &name_buffer);
                 printk(KERN_ERR
-                       "%s: acpi_get_vendor_resource() failed (0x%x) for: ",
-                        __func__, status);
-                acpi_ns_print_node_pathname(handle, NULL);
-                printk("\n");
+                       "%s: acpi_get_vendor_resource() failed (0x%x) for: %s\n",
+                        __func__, status, (char *)name_buffer.pointer);
+                kfree(name_buffer.pointer);
                 return 1;
         }
 
@@ -194,11 +198,12 @@ sn_extract_device_info(acpi_handle handle, struct pcidev_info **pcidev_info,
         vendor = &resource->data.vendor_typed;
         if ((vendor->byte_length - sizeof(struct acpi_vendor_uuid)) !=
             sizeof(struct pci_devdev_info *)) {
+                acpi_get_name(handle, ACPI_FULL_PATHNAME, &name_buffer);
                 printk(KERN_ERR
-                       "%s: Invalid vendor data length: %d for: ",
-                        __func__, vendor->byte_length);
-                acpi_ns_print_node_pathname(handle, NULL);
-                printk("\n");
+                       "%s: Invalid vendor data length: %d for: %s\n",
+                         __func__, vendor->byte_length,
+                        (char *)name_buffer.pointer);
+                kfree(name_buffer.pointer);
                 ret = 1;
                 goto exit;
         }
@@ -239,6 +244,9 @@ get_host_devfn(acpi_handle device_handle, acpi_handle rootbus_handle)
         acpi_handle parent;
         int slot;
         acpi_status status;
+        struct acpi_buffer name_buffer = { ACPI_ALLOCATE_BUFFER, NULL };
+
+        acpi_get_name(device_handle, ACPI_FULL_PATHNAME, &name_buffer);
 
         /*
          * Do an upward search to find the root bus device, and
@@ -249,9 +257,8 @@ get_host_devfn(acpi_handle device_handle, acpi_handle rootbus_handle)
                 status = acpi_get_parent(child, &parent);
                 if (ACPI_FAILURE(status)) {
                         printk(KERN_ERR "%s: acpi_get_parent() failed "
-                               "(0x%x) for: ", __func__, status);
-                        acpi_ns_print_node_pathname(child, NULL);
-                        printk("\n");
+                               "(0x%x) for: %s\n", __func__, status,
+                                (char *)name_buffer.pointer);
                         panic("%s: Unable to find host devfn\n", __func__);
                 }
                 if (parent == rootbus_handle)
@@ -259,22 +266,20 @@ get_host_devfn(acpi_handle device_handle, acpi_handle rootbus_handle)
                 child = parent;
         }
         if (!child) {
-                printk(KERN_ERR "%s: Unable to find root bus for: ",
-                       __func__);
-                acpi_ns_print_node_pathname(device_handle, NULL);
-                printk("\n");
+                printk(KERN_ERR "%s: Unable to find root bus for: %s\n",
+                       __func__, (char *)name_buffer.pointer);
                 BUG();
         }
 
         status = acpi_evaluate_integer(child, METHOD_NAME__ADR, NULL, &adr);
         if (ACPI_FAILURE(status)) {
-                printk(KERN_ERR "%s: Unable to get _ADR (0x%x) for: ",
-                       __func__, status);
-                acpi_ns_print_node_pathname(child, NULL);
-                printk("\n");
+                printk(KERN_ERR "%s: Unable to get _ADR (0x%x) for: %s\n",
+                       __func__, status, (char *)name_buffer.pointer);
                 panic("%s: Unable to find host devfn\n", __func__);
         }
 
+        kfree(name_buffer.pointer);
+
         slot = (adr >> 16) & 0xffff;
         function = adr & 0xffff;
         devfn = PCI_DEVFN(slot, function);
@@ -300,27 +305,28 @@ find_matching_device(acpi_handle handle, u32 lvl, void *context, void **rv)
         int function;
         int slot;
         struct sn_pcidev_match *info = context;
+        struct acpi_buffer name_buffer = { ACPI_ALLOCATE_BUFFER, NULL };
 
         status = acpi_evaluate_integer(handle, METHOD_NAME__ADR, NULL,
                                        &adr);
         if (ACPI_SUCCESS(status)) {
                 status = acpi_get_parent(handle, &parent);
                 if (ACPI_FAILURE(status)) {
+                        acpi_get_name(handle, ACPI_FULL_PATHNAME, &name_buffer);
                         printk(KERN_ERR
-                               "%s: acpi_get_parent() failed (0x%x) for: ",
-                                        __func__, status);
-                        acpi_ns_print_node_pathname(handle, NULL);
-                        printk("\n");
+                               "%s: acpi_get_parent() failed (0x%x) for: %s\n",
+                                __func__, status, (char *)name_buffer.pointer);
+                        kfree(name_buffer.pointer);
                         return AE_OK;
                 }
                 status = acpi_evaluate_integer(parent, METHOD_NAME__BBN,
                                                NULL, &bbn);
                 if (ACPI_FAILURE(status)) {
+                        acpi_get_name(handle, ACPI_FULL_PATHNAME, &name_buffer);
                         printk(KERN_ERR
-                          "%s: Failed to find _BBN in parent of: ",
-                                        __func__);
-                        acpi_ns_print_node_pathname(handle, NULL);
-                        printk("\n");
+                          "%s: Failed to find _BBN in parent of: %s\n",
+                                        __func__, (char *)name_buffer.pointer);
+                        kfree(name_buffer.pointer);
                         return AE_OK;
                 }
 
@@ -350,24 +356,27 @@ sn_acpi_get_pcidev_info(struct pci_dev *dev, struct pcidev_info **pcidev_info,
         acpi_handle rootbus_handle;
         unsigned long long segment;
         acpi_status status;
+        struct acpi_buffer name_buffer = { ACPI_ALLOCATE_BUFFER, NULL };
 
         rootbus_handle = PCI_CONTROLLER(dev)->acpi_handle;
         status = acpi_evaluate_integer(rootbus_handle, METHOD_NAME__SEG, NULL,
                                        &segment);
         if (ACPI_SUCCESS(status)) {
                 if (segment != pci_domain_nr(dev)) {
+                        acpi_get_name(rootbus_handle, ACPI_FULL_PATHNAME,
+                                &name_buffer);
                         printk(KERN_ERR
-                               "%s: Segment number mismatch, 0x%llx vs 0x%x for: ",
-                               __func__, segment, pci_domain_nr(dev));
-                        acpi_ns_print_node_pathname(rootbus_handle, NULL);
-                        printk("\n");
+                               "%s: Segment number mismatch, 0x%llx vs 0x%x for: %s\n",
+                               __func__, segment, pci_domain_nr(dev),
+                               (char *)name_buffer.pointer);
+                        kfree(name_buffer.pointer);
                         return 1;
                 }
         } else {
-                printk(KERN_ERR "%s: Unable to get __SEG from: ",
-                       __func__);
-                acpi_ns_print_node_pathname(rootbus_handle, NULL);
-                printk("\n");
+                acpi_get_name(rootbus_handle, ACPI_FULL_PATHNAME, &name_buffer);
+                printk(KERN_ERR "%s: Unable to get __SEG from: %s\n",
+                       __func__, (char *)name_buffer.pointer);
+                kfree(name_buffer.pointer);
                 return 1;
         }
 
diff --git a/arch/ia64/sn/kernel/io_common.c b/arch/ia64/sn/kernel/io_common.c
index 8a924a5661dd..0d4ffa4da1da 100644
--- a/arch/ia64/sn/kernel/io_common.c
+++ b/arch/ia64/sn/kernel/io_common.c
@@ -26,7 +26,6 @@
 #include <linux/acpi.h>
 #include <asm/sn/sn2/sn_hwperf.h>
 #include <asm/sn/acpi.h>
-#include "acpi/acglobal.h"
 
 extern void sn_init_cpei_timer(void);
 extern void register_sn_procfs(void);
@@ -473,7 +472,7 @@ sn_io_early_init(void)
         {
                 struct acpi_table_header *header = NULL;
 
-                acpi_get_table_by_index(ACPI_TABLE_INDEX_DSDT, &header);
+                acpi_get_table(ACPI_SIG_DSDT, 1, &header);
                 BUG_ON(header == NULL);
                 sn_acpi_rev = header->oem_revision;
         }
@@ -505,7 +504,7 @@ sn_io_early_init(void)
 
         {
                 struct acpi_table_header *header;
-                (void)acpi_get_table_by_index(ACPI_TABLE_INDEX_DSDT, &header);
+                (void)acpi_get_table(ACPI_SIG_DSDT, 1, &header);
                 printk(KERN_INFO "ACPI  DSDT OEM Rev 0x%x\n",
                         header->oem_revision);
         }
diff --git a/arch/mips/include/asm/byteorder.h b/arch/mips/include/asm/byteorder.h
index 2988d29a0867..33790b9e0cc0 100644
--- a/arch/mips/include/asm/byteorder.h
+++ b/arch/mips/include/asm/byteorder.h
@@ -50,9 +50,8 @@ static inline __attribute_const__ __u32 __arch_swab32(__u32 x)
 static inline __attribute_const__ __u64 __arch_swab64(__u64 x)
 {
         __asm__(
-        "       dsbh    %0, %1                  \n"
-        "       dshd    %0, %0                  \n"
-        "       drotr   %0, %0, 32              \n"
+        "       dsbh    %0, %1\n"
+        "       dshd    %0, %0"
         : "=r" (x)
         : "r" (x));
 
diff --git a/arch/mips/include/asm/elf.h b/arch/mips/include/asm/elf.h
index a8eac1697b3d..d58f128aa747 100644
--- a/arch/mips/include/asm/elf.h
+++ b/arch/mips/include/asm/elf.h
@@ -232,7 +232,7 @@ typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];
  */
 #ifdef __MIPSEB__
 #define ELF_DATA        ELFDATA2MSB
-#elif __MIPSEL__
+#elif defined(__MIPSEL__)
 #define ELF_DATA        ELFDATA2LSB
 #endif
 #define ELF_ARCH        EM_MIPS
diff --git a/arch/parisc/include/asm/tlbflush.h b/arch/parisc/include/asm/tlbflush.h
index b72ec66db699..1f6fd4fc05b9 100644
--- a/arch/parisc/include/asm/tlbflush.h
+++ b/arch/parisc/include/asm/tlbflush.h
@@ -44,9 +44,12 @@ static inline void flush_tlb_mm(struct mm_struct *mm)
 {
         BUG_ON(mm == &init_mm); /* Should never happen */
 
-#ifdef CONFIG_SMP
+#if 1 || defined(CONFIG_SMP)
         flush_tlb_all();
 #else
+        /* FIXME: currently broken, causing space id and protection ids
+         *  to go out of sync, resulting in faults on userspace accesses.
+         */
         if (mm) {
                 if (mm->context != 0)
                         free_sid(mm->context);
diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu
index b815664fe370..8e99073b9e0f 100644
--- a/arch/x86/Kconfig.cpu
+++ b/arch/x86/Kconfig.cpu
@@ -520,6 +520,7 @@ config X86_PTRACE_BTS
         bool "Branch Trace Store"
         default y
         depends on X86_DEBUGCTLMSR
+        depends on BROKEN
         help
           This adds a ptrace interface to the hardware's branch trace store.
 
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index 4c51a2f8fd31..39ae3d0e3a4a 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -47,7 +47,7 @@
 #endif
 
 static int __initdata acpi_force = 0;
-
+u32 acpi_rsdt_forced;
 #ifdef  CONFIG_ACPI
 int acpi_disabled = 0;
 #else
@@ -1359,6 +1359,17 @@ static void __init acpi_process_madt(void)
                                "Invalid BIOS MADT, disabling ACPI\n");
                         disable_acpi();
                 }
+        } else {
+                /*
+                 * ACPI found no MADT, and so ACPI wants UP PIC mode.
+                 * In the event an MPS table was found, forget it.
+                 * Boot with "acpi=off" to use MPS on such a system.
+                 */
+                if (smp_found_config) {
+                        printk(KERN_WARNING PREFIX
+                                "No APIC-table, disabling MPS\n");
+                        smp_found_config = 0;
+                }
         }
 #endif
         return;
@@ -1783,6 +1794,10 @@ static int __init parse_acpi(char *arg)
                         disable_acpi();
                 acpi_ht = 1;
         }
+        /* acpi=rsdt use RSDT instead of XSDT */
+        else if (strcmp(arg, "rsdt") == 0) {
+                acpi_rsdt_forced = 1;
+        }
         /* "acpi=noirq" disables ACPI interrupt routing */
         else if (strcmp(arg, "noirq") == 0) {
                 acpi_noirq_set();
diff --git a/arch/x86/kernel/acpi/cstate.c b/arch/x86/kernel/acpi/cstate.c
index c2502eb9aa83..a4805b3b4095 100644
--- a/arch/x86/kernel/acpi/cstate.c
+++ b/arch/x86/kernel/acpi/cstate.c
@@ -56,6 +56,7 @@ static struct cstate_entry *cpu_cstate_entry;	/* per CPU ptr */
 static short mwait_supported[ACPI_PROCESSOR_MAX_POWER];
 
 #define MWAIT_SUBSTATE_MASK     (0xf)
+#define MWAIT_CSTATE_MASK       (0xf)
 #define MWAIT_SUBSTATE_SIZE     (4)
 
 #define CPUID_MWAIT_LEAF (5)
@@ -98,7 +99,8 @@ int acpi_processor_ffh_cstate_probe(unsigned int cpu,
         cpuid(CPUID_MWAIT_LEAF, &eax, &ebx, &ecx, &edx);
 
         /* Check whether this particular cx_type (in CST) is supported or not */
-        cstate_type = (cx->address >> MWAIT_SUBSTATE_SIZE) + 1;
+        cstate_type = ((cx->address >> MWAIT_SUBSTATE_SIZE) &
+                        MWAIT_CSTATE_MASK) + 1;
         edx_part = edx >> (cstate_type * MWAIT_SUBSTATE_SIZE);
         num_cstate_subtype = edx_part & MWAIT_SUBSTATE_MASK;
 
diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c
index a7b6dec6fc3f..0a60d60ed036 100644
--- a/arch/x86/kernel/amd_iommu.c
+++ b/arch/x86/kernel/amd_iommu.c
@@ -235,8 +235,9 @@ static int iommu_completion_wait(struct amd_iommu *iommu)
         status &= ~MMIO_STATUS_COM_WAIT_INT_MASK;
         writel(status, iommu->mmio_base + MMIO_STATUS_OFFSET);
 
-        if (unlikely((i == EXIT_LOOP_COUNT) && printk_ratelimit()))
-                printk(KERN_WARNING "AMD IOMMU: Completion wait loop failed\n");
+        if (unlikely(i == EXIT_LOOP_COUNT))
+                panic("AMD IOMMU: Completion wait loop failed\n");
+
 out:
         spin_unlock_irqrestore(&iommu->lock, flags);
 
diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c
index 30ae2701b3df..c6cc22815d35 100644
--- a/arch/x86/kernel/amd_iommu_init.c
+++ b/arch/x86/kernel/amd_iommu_init.c
@@ -427,6 +427,10 @@ static u8 * __init alloc_command_buffer(struct amd_iommu *iommu)
         memcpy_toio(iommu->mmio_base + MMIO_CMD_BUF_OFFSET,
                         &entry, sizeof(entry));
 
+        /* set head and tail to zero manually */
+        writel(0x00, iommu->mmio_base + MMIO_CMD_HEAD_OFFSET);
+        writel(0x00, iommu->mmio_base + MMIO_CMD_TAIL_OFFSET);
+
         iommu_feature_enable(iommu, CONTROL_CMDBUF_EN);
 
         return cmd_buf;
@@ -1074,7 +1078,8 @@ int __init amd_iommu_init(void)
                 goto free;
 
         /* IOMMU rlookup table - find the IOMMU for a specific device */
-        amd_iommu_rlookup_table = (void *)__get_free_pages(GFP_KERNEL,
+        amd_iommu_rlookup_table = (void *)__get_free_pages(
+                        GFP_KERNEL | __GFP_ZERO,
                         get_order(rlookup_table_size));
         if (amd_iommu_rlookup_table == NULL)
                 goto free;
diff --git a/arch/x86/kernel/cpu/mcheck/mce_64.c b/arch/x86/kernel/cpu/mcheck/mce_64.c
index 4b031a4ac856..1c838032fd37 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_64.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_64.c
@@ -510,12 +510,9 @@ static void __cpuinit mce_cpu_features(struct cpuinfo_x86 *c)
  */
 void __cpuinit mcheck_init(struct cpuinfo_x86 *c)
 {
-        static cpumask_t mce_cpus = CPU_MASK_NONE;
-
         mce_cpu_quirks(c);
 
         if (mce_dont_init ||
-            cpu_test_and_set(smp_processor_id(), mce_cpus) ||
             !mce_available(c))
                 return;
 
diff --git a/arch/x86/kernel/microcode_core.c b/arch/x86/kernel/microcode_core.c
index 82fb2809ce32..c4b5b24e0217 100644
--- a/arch/x86/kernel/microcode_core.c
+++ b/arch/x86/kernel/microcode_core.c
@@ -272,13 +272,18 @@ static struct attribute_group mc_attr_group = {
         .name = "microcode",
 };
 
-static void microcode_fini_cpu(int cpu)
+static void __microcode_fini_cpu(int cpu)
 {
         struct ucode_cpu_info *uci = ucode_cpu_info + cpu;
 
-        mutex_lock(&microcode_mutex);
         microcode_ops->microcode_fini_cpu(cpu);
         uci->valid = 0;
+}
+
+static void microcode_fini_cpu(int cpu)
+{
+        mutex_lock(&microcode_mutex);
+        __microcode_fini_cpu(cpu);
         mutex_unlock(&microcode_mutex);
 }
 
@@ -306,12 +311,16 @@ static int microcode_resume_cpu(int cpu)
          * to this cpu (a bit of paranoia):
          */
         if (microcode_ops->collect_cpu_info(cpu, &nsig)) {
-                microcode_fini_cpu(cpu);
+                __microcode_fini_cpu(cpu);
+                printk(KERN_ERR "failed to collect_cpu_info for resuming cpu #%d\n",
+                                cpu);
                 return -1;
         }
 
-        if (memcmp(&nsig, &uci->cpu_sig, sizeof(nsig))) {
-                microcode_fini_cpu(cpu);
+        if ((nsig.sig != uci->cpu_sig.sig) || (nsig.pf != uci->cpu_sig.pf)) {
+                __microcode_fini_cpu(cpu);
+                printk(KERN_ERR "cached ucode doesn't match the resuming cpu #%d\n",
+                                cpu);
                 /* Should we look for a new ucode here? */
                 return 1;
         }
diff --git a/arch/x86/kernel/microcode_intel.c b/arch/x86/kernel/microcode_intel.c
index 622dc4a21784..a8e62792d171 100644
--- a/arch/x86/kernel/microcode_intel.c
+++ b/arch/x86/kernel/microcode_intel.c
@@ -155,6 +155,7 @@ static DEFINE_SPINLOCK(microcode_update_lock);
 static int collect_cpu_info(int cpu_num, struct cpu_signature *csig)
 {
         struct cpuinfo_x86 *c = &cpu_data(cpu_num);
+        unsigned long flags;
         unsigned int val[2];
 
         memset(csig, 0, sizeof(*csig));
@@ -174,11 +175,16 @@ static int collect_cpu_info(int cpu_num, struct cpu_signature *csig)
                 csig->pf = 1 << ((val[1] >> 18) & 7);
         }
 
+        /* serialize access to the physical write to MSR 0x79 */
+        spin_lock_irqsave(&microcode_update_lock, flags);
+
         wrmsr(MSR_IA32_UCODE_REV, 0, 0);
         /* see notes above for revision 1.07.  Apparent chip bug */
         sync_core();
         /* get the current revision from MSR 0x8B */
         rdmsr(MSR_IA32_UCODE_REV, val[0], csig->rev);
+        spin_unlock_irqrestore(&microcode_update_lock, flags);
+
         pr_debug("microcode: collect_cpu_info : sig=0x%x, pf=0x%x, rev=0x%x\n",
                         csig->sig, csig->pf, csig->rev);
 
diff --git a/arch/x86/kernel/pci-gart_64.c b/arch/x86/kernel/pci-gart_64.c
index ba7ad83e20a8..a35eaa379ff6 100644
--- a/arch/x86/kernel/pci-gart_64.c
+++ b/arch/x86/kernel/pci-gart_64.c
@@ -745,10 +745,8 @@ void __init gart_iommu_init(void)
         unsigned long scratch;
         long i;
 
-        if (cache_k8_northbridges() < 0 || num_k8_northbridges == 0) {
-                printk(KERN_INFO "PCI-GART: No AMD GART found.\n");
+        if (cache_k8_northbridges() < 0 || num_k8_northbridges == 0)
                 return;
-        }
 
 #ifndef CONFIG_AGP_AMD64
         no_agp = 1;
diff --git a/drivers/acpi/Makefile b/drivers/acpi/Makefile
index 3c0c93300f12..5d23c13ac7d4 100644
--- a/drivers/acpi/Makefile
+++ b/drivers/acpi/Makefile
@@ -2,15 +2,8 @@
 # Makefile for the Linux ACPI interpreter
 #
 
-export ACPI_CFLAGS
-
-ACPI_CFLAGS     := -Os
-
-ifdef CONFIG_ACPI_DEBUG
-  ACPI_CFLAGS   += -DACPI_DEBUG_OUTPUT
-endif
-
-EXTRA_CFLAGS    += $(ACPI_CFLAGS)
+ccflags-y                       := -Os
+ccflags-$(CONFIG_ACPI_DEBUG)    += -DACPI_DEBUG_OUTPUT
 
 #
 # ACPI Boot-Time Table Parsing
@@ -22,9 +15,13 @@ obj-$(CONFIG_X86)		+= blacklist.o
 # ACPI Core Subsystem (Interpreter)
 #
 obj-y                           += osl.o utils.o reboot.o\
-                                   dispatcher/ events/ executer/ hardware/ \
-                                   namespace/ parser/ resources/ tables/ \
-                                   utilities/
+                                        acpica/
+
+# sleep related files
+obj-y                           += wakeup.o
+obj-y                           += main.o
+obj-$(CONFIG_ACPI_SLEEP)        += proc.o
+
 
 #
 # ACPI Bus and Device Drivers
@@ -35,7 +32,6 @@ ifdef CONFIG_CPU_FREQ
 processor-objs  += processor_perflib.o
 endif
 
-obj-y                           += sleep/
 obj-y                           += bus.o glue.o
 obj-y                           += scan.o
 # Keep EC driver first. Initialization of others depend on it.
diff --git a/drivers/acpi/acpica/Makefile b/drivers/acpi/acpica/Makefile
new file mode 100644
index 000000000000..3f23298ee3fd
--- /dev/null
+++ b/drivers/acpi/acpica/Makefile
@@ -0,0 +1,44 @@
+#
+# Makefile for ACPICA Core interpreter
+#
+
+ccflags-y                       := -Os
+ccflags-$(CONFIG_ACPI_DEBUG)    += -DACPI_DEBUG_OUTPUT
+
+obj-y := dsfield.o   dsmthdat.o  dsopcode.o  dswexec.o  dswscope.o \
+         dsmethod.o  dsobject.o  dsutils.o   dswload.o  dswstate.o \
+         dsinit.o
+
+obj-y += evevent.o  evregion.o  evsci.o    evxfevnt.o \
+         evmisc.o   evrgnini.o  evxface.o  evxfregn.o \
+         evgpe.o    evgpeblk.o
+
+obj-y += exconfig.o  exfield.o  exnames.o   exoparg6.o  exresolv.o  exstorob.o\
+         exconvrt.o  exfldio.o  exoparg1.o  exprep.o    exresop.o   exsystem.o\
+         excreate.o  exmisc.o   exoparg2.o  exregion.o  exstore.o   exutils.o \
+         exdump.o    exmutex.o  exoparg3.o  exresnte.o  exstoren.o
+
+obj-y += hwacpi.o  hwgpe.o  hwregs.o  hwsleep.o hwxface.o
+
+obj-$(ACPI_FUTURE_USAGE) += hwtimer.o
+
+obj-y += nsaccess.o  nsload.o    nssearch.o  nsxfeval.o \
+         nsalloc.o   nseval.o    nsnames.o   nsutils.o   nsxfname.o \
+         nsdump.o    nsinit.o    nsobject.o  nswalk.o    nsxfobj.o  \
+         nsparse.o   nspredef.o
+
+obj-$(ACPI_FUTURE_USAGE) += nsdumpdv.o
+
+obj-y += psargs.o    psparse.o  psloop.o pstree.o   pswalk.o  \
+         psopcode.o  psscope.o  psutils.o  psxface.o
+
+obj-y += rsaddr.o rscreate.o rsinfo.o rsio.o rslist.o rsmisc.o rsxface.o \
+         rscalc.o  rsirq.o  rsmemory.o  rsutils.o
+
+obj-$(ACPI_FUTURE_USAGE) += rsdump.o
+
+obj-y += tbxface.o tbinstal.o tbutils.o tbfind.o tbfadt.o tbxfroot.o
+
+obj-y += utalloc.o utdebug.o uteval.o utinit.o utmisc.o utxface.o \
+                utcopy.o utdelete.o utglobal.o utmath.o utobject.o \
+                utstate.o utmutex.o utobject.o utresrc.o
diff --git a/drivers/acpi/acpica/accommon.h b/drivers/acpi/acpica/accommon.h
new file mode 100644
index 000000000000..3b20786cbb0d
--- /dev/null
+++ b/drivers/acpi/acpica/accommon.h
@@ -0,0 +1,63 @@
+/******************************************************************************
+ *
+ * Name: accommon.h - Common include files for generation of ACPICA source
+ *
+ *****************************************************************************/
+
+/*
+ * Copyright (C) 2000 - 2008, Intel Corp.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions, and the following disclaimer,
+ *    without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ *    substantially similar to the "NO WARRANTY" disclaimer below
+ *    ("Disclaimer") and any redistribution must be conditioned upon
+ *    including a substantially similar Disclaimer requirement for further
+ *    binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ *    of any contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ */
+
+#ifndef __ACCOMMON_H__
+#define __ACCOMMON_H__
+
+/*
+ * Common set of includes for all ACPICA source files.
+ * We put them here because we don't want to duplicate them
+ * in the the source code again and again.
+ *
+ * Note: The order of these include files is important.
+ */
+#include "acconfig.h"           /* Global configuration constants */
+#include "acmacros.h"           /* C macros */
+#include "aclocal.h"            /* Internal data types */
+#include "acobject.h"           /* ACPI internal object */
+#include "acstruct.h"           /* Common structures */
+#include "acglobal.h"           /* All global variables */
+#include "achware.h"            /* Hardware defines and interfaces */
+#include "acutils.h"            /* Utility interfaces */
+
+#endif                          /* __ACCOMMON_H__ */
diff --git a/include/acpi/acconfig.h b/drivers/acpi/acpica/acconfig.h
index 29feee27f0ea..e6777fb883d2 100644
--- a/include/acpi/acconfig.h
+++ b/drivers/acpi/acpica/acconfig.h
@@ -61,10 +61,6 @@
  *
  */
 
-/* Current ACPICA subsystem version in YYYYMMDD format */
-
-#define ACPI_CA_VERSION                 0x20080926
-
 /*
  * OS name, used for the _OS object.  The _OS object is essentially obsolete,
  * but there is a large base of ASL/AML code in existing machines that check
@@ -119,6 +115,10 @@
 
 #define ACPI_ROOT_TABLE_SIZE_INCREMENT  4
 
+/* Maximum number of While() loop iterations before forced abort */
+
+#define ACPI_MAX_LOOP_ITERATIONS        0xFFFF
+
 /******************************************************************************
  *
  * ACPI Specification constants (Do not change unless the specification changes)
diff --git a/include/acpi/acdebug.h b/drivers/acpi/acpica/acdebug.h
index 62c59df3b86c..62c59df3b86c 100644
--- a/include/acpi/acdebug.h
+++ b/drivers/acpi/acpica/acdebug.h
diff --git a/include/acpi/acdispat.h b/drivers/acpi/acpica/acdispat.h
index 6291904be01e..6291904be01e 100644
--- a/include/acpi/acdispat.h
+++ b/drivers/acpi/acpica/acdispat.h
diff --git a/include/acpi/acevents.h b/drivers/acpi/acpica/acevents.h
index d5d099bf349c..07e20135f01b 100644
--- a/include/acpi/acevents.h
+++ b/drivers/acpi/acpica/acevents.h
@@ -93,11 +93,13 @@ struct acpi_gpe_event_info *acpi_ev_get_gpe_event_info(acpi_handle gpe_device,
  */
 u8 acpi_ev_valid_gpe_event(struct acpi_gpe_event_info *gpe_event_info);
 
-acpi_status acpi_ev_walk_gpe_list(acpi_gpe_callback gpe_walk_callback);
+acpi_status
+acpi_ev_walk_gpe_list(acpi_gpe_callback gpe_walk_callback, void *context);
 
 acpi_status
 acpi_ev_delete_gpe_handlers(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
-                            struct acpi_gpe_block_info *gpe_block);
+                            struct acpi_gpe_block_info *gpe_block,
+                            void *context);
 
 acpi_status
 acpi_ev_create_gpe_block(struct acpi_namespace_node *gpe_device,
diff --git a/include/acpi/acglobal.h b/drivers/acpi/acpica/acglobal.h
index 15dda46b70d1..ddb40f5c68fc 100644
--- a/include/acpi/acglobal.h
+++ b/drivers/acpi/acpica/acglobal.h
@@ -102,6 +102,12 @@ ACPI_EXTERN u8 ACPI_INIT_GLOBAL(acpi_gbl_create_osi_method, TRUE);
  */
 ACPI_EXTERN u8 ACPI_INIT_GLOBAL(acpi_gbl_leave_wake_gpes_disabled, TRUE);
 
+/*
+ * Optionally use default values for the ACPI register widths. Set this to
+ * TRUE to use the defaults, if an FADT contains incorrect widths/lengths.
+ */
+ACPI_EXTERN u8 ACPI_INIT_GLOBAL(acpi_gbl_use_default_register_widths, TRUE);
+
 /*****************************************************************************
  *
  * Debug support
@@ -140,7 +146,7 @@ ACPI_EXTERN u32 acpi_gbl_trace_flags;
  */
 ACPI_EXTERN struct acpi_internal_rsdt acpi_gbl_root_table_list;
 ACPI_EXTERN struct acpi_table_fadt acpi_gbl_FADT;
-extern u8 acpi_gbl_permanent_mmap;
+ACPI_EXTERN struct acpi_table_facs *acpi_gbl_FACS;
 
 /* These addresses are calculated from FADT address values */
 
@@ -326,6 +332,7 @@ ACPI_EXTERN struct acpi_fixed_event_handler
 ACPI_EXTERN struct acpi_gpe_xrupt_info *acpi_gbl_gpe_xrupt_list_head;
 ACPI_EXTERN struct acpi_gpe_block_info
 *acpi_gbl_gpe_fadt_blocks[ACPI_MAX_GPE_BLOCKS];
+ACPI_EXTERN u32 acpi_current_gpe_count;
 
 /*****************************************************************************
  *
diff --git a/include/acpi/achware.h b/drivers/acpi/acpica/achware.h
index 97a72b193276..58c69dc49ab4 100644
--- a/include/acpi/achware.h
+++ b/drivers/acpi/acpica/achware.h
@@ -44,11 +44,7 @@
 #ifndef __ACHWARE_H__
 #define __ACHWARE_H__
 
-/* PM Timer ticks per second (HZ) */
-
-#define PM_TIMER_FREQUENCY  3579545
-
-/* Values for the _SST reserved method */
+/* Values for the _SST predefined method */
 
 #define ACPI_SST_INDICATOR_OFF  0
 #define ACPI_SST_WORKING        1
@@ -56,8 +52,6 @@
 #define ACPI_SST_SLEEPING       3
 #define ACPI_SST_SLEEP_CONTEXT  4
 
-/* Prototypes */
-
 /*
  * hwacpi - high level functions
  */
@@ -75,13 +69,6 @@ acpi_hw_register_read(u32 register_id, u32 * return_value);
 
 acpi_status acpi_hw_register_write(u32 register_id, u32 value);
 
-acpi_status
-acpi_hw_low_level_read(u32 width,
-                       u32 * value, struct acpi_generic_address *reg);
-
-acpi_status
-acpi_hw_low_level_write(u32 width, u32 value, struct acpi_generic_address *reg);
-
 acpi_status acpi_hw_clear_acpi_status(void);
 
 /*
@@ -94,13 +81,13 @@ acpi_hw_write_gpe_enable_reg(struct acpi_gpe_event_info *gpe_event_info);
 
 acpi_status
 acpi_hw_disable_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
-                          struct acpi_gpe_block_info *gpe_block);
+                          struct acpi_gpe_block_info *gpe_block, void *context);
 
 acpi_status acpi_hw_clear_gpe(struct acpi_gpe_event_info *gpe_event_info);
 
 acpi_status
 acpi_hw_clear_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
-                        struct acpi_gpe_block_info *gpe_block);
+                        struct acpi_gpe_block_info *gpe_block, void *context);
 
 acpi_status
 acpi_hw_get_gpe_status(struct acpi_gpe_event_info *gpe_event_info,
@@ -114,7 +101,8 @@ acpi_status acpi_hw_enable_all_wakeup_gpes(void);
 
 acpi_status
 acpi_hw_enable_runtime_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
-                                 struct acpi_gpe_block_info *gpe_block);
+                                 struct acpi_gpe_block_info *gpe_block,
+                                 void *context);
 
 #ifdef  ACPI_FUTURE_USAGE
 /*
diff --git a/include/acpi/acinterp.h b/drivers/acpi/acpica/acinterp.h
index e8db7a3143a5..e8db7a3143a5 100644
--- a/include/acpi/acinterp.h
+++ b/drivers/acpi/acpica/acinterp.h
diff --git a/include/acpi/aclocal.h b/drivers/acpi/acpica/aclocal.h
index ecab527cf78e..492d02761bb7 100644
--- a/include/acpi/aclocal.h
+++ b/drivers/acpi/acpica/aclocal.h
@@ -46,8 +46,6 @@
 
 /* acpisrc:struct_defs -- for acpisrc conversion */
 
-#define ACPI_WAIT_FOREVER               0xFFFF  /* u16, as per ACPI spec */
-#define ACPI_DO_NOT_WAIT                0
 #define ACPI_SERIALIZED                 0xFF
 
 typedef u32 acpi_mutex_handle;
@@ -120,11 +118,6 @@ static char *acpi_gbl_mutex_names[ACPI_NUM_MUTEX] = {
 #define ACPI_MAX_LOCK                   1
 #define ACPI_NUM_LOCK                   ACPI_MAX_LOCK+1
 
-/* Owner IDs are used to track namespace nodes for selective deletion */
-
-typedef u8 acpi_owner_id;
-#define ACPI_OWNER_ID_MAX               0xFF
-
 /* This Thread ID means that the mutex is not in use (unlocked) */
 
 #define ACPI_MUTEX_NOT_ACQUIRED         (acpi_thread_id) 0
@@ -165,11 +158,6 @@ typedef enum {
         ACPI_IMODE_EXECUTE = 0x03
 } acpi_interpreter_mode;
 
-union acpi_name_union {
-        u32 integer;
-        char ascii[4];
-};
-
 /*
  * The Namespace Node describes a named object that appears in the AML.
  * descriptor_type is used to differentiate between internal descriptors.
@@ -216,26 +204,6 @@ struct acpi_namespace_node {
 #define ANOBJ_IS_BIT_OFFSET             0x40    /* i_aSL only: Reference is a bit offset */
 #define ANOBJ_IS_REFERENCED             0x80    /* i_aSL only: Object was referenced */
 
-/*
- * ACPI Table Descriptor.  One per ACPI table
- */
-struct acpi_table_desc {
-        acpi_physical_address address;
-        struct acpi_table_header *pointer;
-        u32 length;             /* Length fixed at 32 bits */
-        union acpi_name_union signature;
-        acpi_owner_id owner_id;
-        u8 flags;
-};
-
-/* Flags for above */
-
-#define ACPI_TABLE_ORIGIN_UNKNOWN       (0)
-#define ACPI_TABLE_ORIGIN_MAPPED        (1)
-#define ACPI_TABLE_ORIGIN_ALLOCATED     (2)
-#define ACPI_TABLE_ORIGIN_MASK          (3)
-#define ACPI_TABLE_IS_LOADED            (4)
-
 /* One internal RSDT for table management */
 
 struct acpi_internal_rsdt {
@@ -266,15 +234,6 @@ struct acpi_ns_search_data {
         struct acpi_namespace_node *node;
 };
 
-/*
- * Predefined Namespace items
- */
-struct acpi_predefined_names {
-        char *name;
-        u8 type;
-        char *val;
-};
-
 /* Object types used during package copies */
 
 #define ACPI_COPY_TYPE_SIMPLE           0
@@ -487,10 +446,15 @@ struct acpi_gpe_walk_info {
         struct acpi_gpe_block_info *gpe_block;
 };
 
-typedef acpi_status(*acpi_gpe_callback) (struct acpi_gpe_xrupt_info *
-                                         gpe_xrupt_info,
-                                         struct acpi_gpe_block_info *
-                                         gpe_block);
+struct acpi_gpe_device_info {
+        u32 index;
+        u32 next_block_base_index;
+        acpi_status status;
+        struct acpi_namespace_node *gpe_device;
+};
+
+typedef acpi_status(*acpi_gpe_callback) (struct acpi_gpe_xrupt_info *gpe_xrupt_info,
+                struct acpi_gpe_block_info *gpe_block, void *context);
 
 /* Information about each particular fixed event */
 
@@ -566,6 +530,7 @@ struct acpi_control_state {
         union acpi_parse_object *predicate_op;
         u8 *aml_predicate_start;        /* Start of if/while predicate */
         u8 *package_end;        /* End of if/while block */
+        u32 loop_count;         /* While() loop counter */
 };
 
 /*
@@ -671,6 +636,12 @@ union acpi_parse_value {
         union acpi_parse_object *arg;   /* arguments and contained ops */
 };
 
+#ifdef ACPI_DISASSEMBLER
+#define ACPI_DISASM_ONLY_MEMBERS(a)     a;
+#else
+#define ACPI_DISASM_ONLY_MEMBERS(a)
+#endif
+
 #define ACPI_PARSE_COMMON \
         union acpi_parse_object         *parent;        /* Parent op */\
         u8                              descriptor_type; /* To differentiate various internal objs */\
@@ -790,9 +761,6 @@ struct acpi_parse_state {
  *
  ****************************************************************************/
 
-#define PCI_ROOT_HID_STRING             "PNP0A03"
-#define PCI_EXPRESS_ROOT_HID_STRING     "PNP0A08"
-
 struct acpi_bit_register_info {
         u8 parent_register;
         u8 bit_position;
@@ -1019,26 +987,4 @@ struct acpi_debug_mem_block {
 #define ACPI_MEM_LIST_MAX               1
 #define ACPI_NUM_MEM_LISTS              2
 
-struct acpi_memory_list {
-        char *list_name;
-        void *list_head;
-        u16 object_size;
-        u16 max_depth;
-        u16 current_depth;
-        u16 link_offset;
-
-#ifdef ACPI_DBG_TRACK_ALLOCATIONS
-
-        /* Statistics for debug memory tracking only */
-
-        u32 total_allocated;
-        u32 total_freed;
-        u32 max_occupied;
-        u32 total_size;
-        u32 current_total_size;
-        u32 requests;
-        u32 hits;
-#endif
-};
-
 #endif                          /* __ACLOCAL_H__ */
diff --git a/include/acpi/acmacros.h b/drivers/acpi/acpica/acmacros.h
index a597207e2835..c57286a3aceb 100644
--- a/include/acpi/acmacros.h
+++ b/drivers/acpi/acpica/acmacros.h
@@ -45,23 +45,6 @@
 #define __ACMACROS_H__
 
 /*
- * Data manipulation macros
- */
-#define ACPI_LOWORD(l)                  ((u16)(u32)(l))
-#define ACPI_HIWORD(l)                  ((u16)((((u32)(l)) >> 16) & 0xFFFF))
-#define ACPI_LOBYTE(l)                  ((u8)(u16)(l))
-#define ACPI_HIBYTE(l)                  ((u8)((((u16)(l)) >> 8) & 0xFF))
-
-#define ACPI_SET_BIT(target,bit)        ((target) |= (bit))
-#define ACPI_CLEAR_BIT(target,bit)      ((target) &= ~(bit))
-#define ACPI_MIN(a,b)                   (((a)<(b))?(a):(b))
-#define ACPI_MAX(a,b)                   (((a)>(b))?(a):(b))
-
-/* Size calculation */
-
-#define ACPI_ARRAY_LENGTH(x)            (sizeof(x) / sizeof((x)[0]))
-
-/*
  * Extract data using a pointer. Any more than a byte and we
  * get into potential aligment issues -- see the STORE macros below.
  * Use with care.
@@ -76,39 +59,6 @@
 #define ACPI_SET64(ptr)                 *ACPI_CAST_PTR (u64, ptr)
 
 /*
- * Pointer manipulation
- */
-#define ACPI_CAST_PTR(t, p)             ((t *) (acpi_uintptr_t) (p))
-#define ACPI_CAST_INDIRECT_PTR(t, p)    ((t **) (acpi_uintptr_t) (p))
-#define ACPI_ADD_PTR(t, a, b)           ACPI_CAST_PTR (t, (ACPI_CAST_PTR (u8, (a)) + (acpi_size)(b)))
-#define ACPI_PTR_DIFF(a, b)             (acpi_size) (ACPI_CAST_PTR (u8, (a)) - ACPI_CAST_PTR (u8, (b)))
-
-/* Pointer/Integer type conversions */
-
-#define ACPI_TO_POINTER(i)              ACPI_ADD_PTR (void, (void *) NULL, (acpi_size) i)
-#define ACPI_TO_INTEGER(p)              ACPI_PTR_DIFF (p, (void *) NULL)
-#define ACPI_OFFSET(d, f)               (acpi_size) ACPI_PTR_DIFF (&(((d *)0)->f), (void *) NULL)
-#define ACPI_PHYSADDR_TO_PTR(i)         ACPI_TO_POINTER(i)
-#define ACPI_PTR_TO_PHYSADDR(i)         ACPI_TO_INTEGER(i)
-
-#ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED
-#define ACPI_COMPARE_NAME(a, b)         (*ACPI_CAST_PTR (u32, (a)) == *ACPI_CAST_PTR (u32, (b)))
-#else
-#define ACPI_COMPARE_NAME(a, b)         (!ACPI_STRNCMP (ACPI_CAST_PTR (char, (a)), ACPI_CAST_PTR (char, (b)), ACPI_NAME_SIZE))
-#endif
-
-/*
- * Full 64-bit integer must be available on both 32-bit and 64-bit platforms
- */
-struct acpi_integer_overlay {
-        u32 lo_dword;
-        u32 hi_dword;
-};
-
-#define ACPI_LODWORD(integer)           (ACPI_CAST_PTR (struct acpi_integer_overlay, &integer)->lo_dword)
-#define ACPI_HIDWORD(integer)           (ACPI_CAST_PTR (struct acpi_integer_overlay, &integer)->hi_dword)
-
-/*
  * printf() format helpers
  */
 
@@ -209,7 +159,7 @@ struct acpi_integer_overlay {
 /*
  * The hardware does not support unaligned transfers. We must move the
  * data one byte at a time. These macros work whether the source or
- * the destination (or both) is/are unaligned.  (Little-endian move)
+ * the destination (or both) is/are unaligned. (Little-endian move)
  */
 
 /* 16-bit source, 16/32/64 destination */
@@ -357,12 +307,6 @@ struct acpi_integer_overlay {
         {(u32)(Pargs), (u32)(Iargs), (u32)(flags), obj_type, class, type}
 #endif
 
-#ifdef ACPI_DISASSEMBLER
-#define ACPI_DISASM_ONLY_MEMBERS(a)     a;
-#else
-#define ACPI_DISASM_ONLY_MEMBERS(a)
-#endif
-
 #define ARG_TYPE_WIDTH                  5
 #define ARG_1(x)                        ((u32)(x))
 #define ARG_2(x)                        ((u32)(x) << (1 * ARG_TYPE_WIDTH))
@@ -388,32 +332,16 @@ struct acpi_integer_overlay {
 #define GET_CURRENT_ARG_TYPE(list)      (list & ((u32) 0x1F))
 #define INCREMENT_ARG_LIST(list)        (list >>= ((u32) ARG_TYPE_WIDTH))
 
-#if defined (ACPI_DEBUG_OUTPUT) || !defined (ACPI_NO_ERROR_MESSAGES)
-/*
- * Module name is include in both debug and non-debug versions primarily for
- * error messages. The __FILE__ macro is not very useful for this, because it
- * often includes the entire pathname to the module
- */
-#define ACPI_MODULE_NAME(name)          static const char ACPI_UNUSED_VAR _acpi_module_name[] = name;
-#else
-#define ACPI_MODULE_NAME(name)
-#endif
-
 /*
  * Ascii error messages can be configured out
  */
 #ifndef ACPI_NO_ERROR_MESSAGES
-#define AE_INFO                         _acpi_module_name, __LINE__
 
 /*
  * Error reporting. Callers module and line number are inserted by AE_INFO,
  * the plist contains a set of parens to allow variable-length lists.
  * These macros are used for both the debug and non-debug versions of the code.
  */
-#define ACPI_INFO(plist)                acpi_ut_info plist
-#define ACPI_WARNING(plist)             acpi_ut_warning plist
-#define ACPI_EXCEPTION(plist)           acpi_ut_exception plist
-#define ACPI_ERROR(plist)               acpi_ut_error plist
 #define ACPI_ERROR_NAMESPACE(s, e)      acpi_ns_report_error (AE_INFO, s, e);
 #define ACPI_ERROR_METHOD(s, n, p, e)   acpi_ns_report_method_error (AE_INFO, s, n, p, e);
 
@@ -421,13 +349,9 @@ struct acpi_integer_overlay {
 
 /* No error messages */
 
-#define ACPI_INFO(plist)
-#define ACPI_WARNING(plist)
-#define ACPI_EXCEPTION(plist)
-#define ACPI_ERROR(plist)
 #define ACPI_ERROR_NAMESPACE(s, e)
 #define ACPI_ERROR_METHOD(s, n, p, e)
-#endif
+#endif          /* ACPI_NO_ERROR_MESSAGES */
 
 /*
  * Debug macros that are conditionally compiled
@@ -435,36 +359,8 @@ struct acpi_integer_overlay {
 #ifdef ACPI_DEBUG_OUTPUT
 
 /*
- * Common parameters used for debug output functions:
- * line number, function name, module(file) name, component ID
- */
-#define ACPI_DEBUG_PARAMETERS           __LINE__, ACPI_GET_FUNCTION_NAME, _acpi_module_name, _COMPONENT
-
-/*
  * Function entry tracing
  */
-
-/*
- * If ACPI_GET_FUNCTION_NAME was not defined in the compiler-dependent header,
- * define it now. This is the case where there the compiler does not support
- * a __func__ macro or equivalent.
- */
-#ifndef ACPI_GET_FUNCTION_NAME
-#define ACPI_GET_FUNCTION_NAME          _acpi_function_name
-/*
- * The Name parameter should be the procedure name as a quoted string.
- * The function name is also used by the function exit macros below.
- * Note: (const char) is used to be compatible with the debug interfaces
- * and macros such as __func__.
- */
-#define ACPI_FUNCTION_NAME(name)        static const char _acpi_function_name[] = #name;
-
-#else
-/* Compiler supports __func__ (or equivalent) -- Ignore this macro */
-
-#define ACPI_FUNCTION_NAME(name)
-#endif
-
 #ifdef CONFIG_ACPI_DEBUG_FUNC_TRACE
 
 #define ACPI_FUNCTION_TRACE(a)          ACPI_FUNCTION_NAME(a) \
@@ -584,15 +480,6 @@ struct acpi_integer_overlay {
 #define ACPI_DUMP_RESOURCE_LIST(a)      acpi_rs_dump_resource_list(a)
 #define ACPI_DUMP_BUFFER(a, b)          acpi_ut_dump_buffer((u8 *) a, b, DB_BYTE_DISPLAY, _COMPONENT)
 
-/*
- * Master debug print macros
- * Print iff:
- *    1) Debug print for the current component is enabled
- *    2) Debug error level or trace level for the print statement is enabled
- */
-#define ACPI_DEBUG_PRINT(plist)         acpi_ut_debug_print plist
-#define ACPI_DEBUG_PRINT_RAW(plist)     acpi_ut_debug_print_raw plist
-
 #else
 /*
  * This is the non-debug case -- make everything go away,
@@ -603,7 +490,6 @@ struct acpi_integer_overlay {
 
 #define ACPI_DEBUG_DEFINE(a)            do { } while(0)
 #define ACPI_DEBUG_ONLY_MEMBERS(a)      do { } while(0)
-#define ACPI_FUNCTION_NAME(a)           do { } while(0)
 #define ACPI_FUNCTION_TRACE(a)          do { } while(0)
 #define ACPI_FUNCTION_TRACE_PTR(a, b)   do { } while(0)
 #define ACPI_FUNCTION_TRACE_U32(a, b)   do { } while(0)
@@ -619,8 +505,6 @@ struct acpi_integer_overlay {
 #define ACPI_DUMP_PATHNAME(a, b, c, d)  do { } while(0)
 #define ACPI_DUMP_RESOURCE_LIST(a)      do { } while(0)
 #define ACPI_DUMP_BUFFER(a, b)          do { } while(0)
-#define ACPI_DEBUG_PRINT(pl)            do { } while(0)
-#define ACPI_DEBUG_PRINT_RAW(pl)        do { } while(0)
 
 #define return_VOID                     return
 #define return_ACPI_STATUS(s)           return(s)
@@ -629,7 +513,7 @@ struct acpi_integer_overlay {
 #define return_UINT32(s)                return(s)
 #define return_PTR(s)                   return(s)
 
-#endif
+#endif                          /* ACPI_DEBUG_OUTPUT */
 
 /*
  * Some code only gets executed when the debugger is built in.
diff --git a/include/acpi/acnamesp.h b/drivers/acpi/acpica/acnamesp.h
index db4e6f677855..46cb5b46d280 100644
--- a/include/acpi/acnamesp.h
+++ b/drivers/acpi/acpica/acnamesp.h
@@ -182,7 +182,9 @@ acpi_status acpi_ns_evaluate(struct acpi_evaluate_info *info);
  */
 acpi_status
 acpi_ns_check_predefined_names(struct acpi_namespace_node *node,
-                               union acpi_operand_object *return_object);
+                               u32 user_param_count,
+                               acpi_status return_status,
+                               union acpi_operand_object **return_object);
 
 const union acpi_predefined_info *acpi_ns_check_for_predefined_name(struct
                                                                     acpi_namespace_node
@@ -191,6 +193,7 @@ const union acpi_predefined_info *acpi_ns_check_for_predefined_name(struct
 void
 acpi_ns_check_parameter_count(char *pathname,
                               struct acpi_namespace_node *node,
+                              u32 user_param_count,
                               const union acpi_predefined_info *info);
 
 /*
diff --git a/include/acpi/acobject.h b/drivers/acpi/acpica/acobject.h
index eb6f038b03d9..eb6f038b03d9 100644
--- a/include/acpi/acobject.h
+++ b/drivers/acpi/acpica/acobject.h
diff --git a/include/acpi/acopcode.h b/drivers/acpi/acpica/acopcode.h
index dfdf63327885..dfdf63327885 100644
--- a/include/acpi/acopcode.h
+++ b/drivers/acpi/acpica/acopcode.h
diff --git a/include/acpi/acparser.h b/drivers/acpi/acpica/acparser.h
index 23ee0fbf5619..23ee0fbf5619 100644
--- a/include/acpi/acparser.h
+++ b/drivers/acpi/acpica/acparser.h
diff --git a/include/acpi/acpredef.h b/drivers/acpi/acpica/acpredef.h
index 16a9ca9a66e4..16a9ca9a66e4 100644
--- a/include/acpi/acpredef.h
+++ b/drivers/acpi/acpica/acpredef.h
diff --git a/include/acpi/acresrc.h b/drivers/acpi/acpica/acresrc.h
index eef5bd7a59fa..eef5bd7a59fa 100644
--- a/include/acpi/acresrc.h
+++ b/drivers/acpi/acpica/acresrc.h
diff --git a/include/acpi/acstruct.h b/drivers/acpi/acpica/acstruct.h
index 7980a26bad35..7980a26bad35 100644
--- a/include/acpi/acstruct.h
+++ b/drivers/acpi/acpica/acstruct.h
diff --git a/include/acpi/actables.h b/drivers/acpi/acpica/actables.h
index 0cbe1b9ab522..7ce6e33c7f78 100644
--- a/include/acpi/actables.h
+++ b/drivers/acpi/acpica/actables.h
@@ -94,6 +94,8 @@ void acpi_tb_set_table_loaded_flag(u32 table_index, u8 is_loaded);
 /*
  * tbutils - table manager utilities
  */
+acpi_status acpi_tb_initialize_facs(void);
+
 u8 acpi_tb_tables_loaded(void);
 
 void
diff --git a/include/acpi/acutils.h b/drivers/acpi/acpica/acutils.h
index d8307b2987e3..80d8813484fe 100644
--- a/include/acpi/acutils.h
+++ b/drivers/acpi/acpica/acutils.h
@@ -297,42 +297,6 @@ void acpi_ut_report_info(char *module_name, u32 line_number);
 
 void acpi_ut_report_warning(char *module_name, u32 line_number);
 
-/* Error and message reporting interfaces */
-
-void ACPI_INTERNAL_VAR_XFACE
-acpi_ut_debug_print(u32 requested_debug_level,
-                    u32 line_number,
-                    const char *function_name,
-                    const char *module_name,
-                    u32 component_id,
-                    const char *format, ...) ACPI_PRINTF_LIKE(6);
-
-void ACPI_INTERNAL_VAR_XFACE
-acpi_ut_debug_print_raw(u32 requested_debug_level,
-                        u32 line_number,
-                        const char *function_name,
-                        const char *module_name,
-                        u32 component_id,
-                        const char *format, ...) ACPI_PRINTF_LIKE(6);
-
-void ACPI_INTERNAL_VAR_XFACE
-acpi_ut_error(const char *module_name,
-              u32 line_number, const char *format, ...) ACPI_PRINTF_LIKE(3);
-
-void ACPI_INTERNAL_VAR_XFACE
-acpi_ut_exception(const char *module_name,
-                  u32 line_number,
-                  acpi_status status,
-                  const char *format, ...) ACPI_PRINTF_LIKE(4);
-
-void ACPI_INTERNAL_VAR_XFACE
-acpi_ut_warning(const char *module_name,
-                u32 line_number, const char *format, ...) ACPI_PRINTF_LIKE(3);
-
-void ACPI_INTERNAL_VAR_XFACE
-acpi_ut_info(const char *module_name,
-             u32 line_number, const char *format, ...) ACPI_PRINTF_LIKE(3);
-
 /*
  * utdelete - Object deletion and reference counts
  */
diff --git a/include/acpi/amlcode.h b/drivers/acpi/acpica/amlcode.h
index ff851c5df698..ff851c5df698 100644
--- a/include/acpi/amlcode.h
+++ b/drivers/acpi/acpica/amlcode.h
diff --git a/include/acpi/amlresrc.h b/drivers/acpi/acpica/amlresrc.h
index 7b070e42b7c5..7b070e42b7c5 100644
--- a/include/acpi/amlresrc.h
+++ b/drivers/acpi/acpica/amlresrc.h
diff --git a/drivers/acpi/dispatcher/dsfield.c b/drivers/acpi/acpica/dsfield.c
index f988a5e7d2b4..53e27bc5a734 100644
--- a/drivers/acpi/dispatcher/dsfield.c
+++ b/drivers/acpi/acpica/dsfield.c
@@ -42,11 +42,12 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/amlcode.h>
-#include <acpi/acdispat.h>
-#include <acpi/acinterp.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acparser.h>
+#include "accommon.h"
+#include "amlcode.h"
+#include "acdispat.h"
+#include "acinterp.h"
+#include "acnamesp.h"
+#include "acparser.h"
 
 #define _COMPONENT          ACPI_DISPATCHER
 ACPI_MODULE_NAME("dsfield")
diff --git a/drivers/acpi/dispatcher/dsinit.c b/drivers/acpi/acpica/dsinit.c
index 949f7c75029e..eb144b13d8fa 100644
--- a/drivers/acpi/dispatcher/dsinit.c
+++ b/drivers/acpi/acpica/dsinit.c
@@ -42,9 +42,10 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acdispat.h>
-#include <acpi/acnamesp.h>
-#include <acpi/actables.h>
+#include "accommon.h"
+#include "acdispat.h"
+#include "acnamesp.h"
+#include "actables.h"
 
 #define _COMPONENT          ACPI_DISPATCHER
 ACPI_MODULE_NAME("dsinit")
diff --git a/drivers/acpi/dispatcher/dsmethod.c b/drivers/acpi/acpica/dsmethod.c
index 279a5a60a0dd..14b8b8ed8023 100644
--- a/drivers/acpi/dispatcher/dsmethod.c
+++ b/drivers/acpi/acpica/dsmethod.c
@@ -42,11 +42,14 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/amlcode.h>
-#include <acpi/acdispat.h>
-#include <acpi/acinterp.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "amlcode.h"
+#include "acdispat.h"
+#include "acinterp.h"
+#include "acnamesp.h"
+#ifdef  ACPI_DISASSEMBLER
 #include <acpi/acdisasm.h>
+#endif
 
 #define _COMPONENT          ACPI_DISPATCHER
 ACPI_MODULE_NAME("dsmethod")
@@ -412,6 +415,9 @@ acpi_ds_call_control_method(struct acpi_thread_state *thread,
 
         if (obj_desc->method.method_flags & AML_METHOD_INTERNAL_ONLY) {
                 status = obj_desc->method.implementation(next_walk_state);
+                if (status == AE_OK) {
+                        status = AE_CTRL_TERMINATE;
+                }
         }
 
         return_ACPI_STATUS(status);
diff --git a/drivers/acpi/dispatcher/dsmthdat.c b/drivers/acpi/acpica/dsmthdat.c
index d03f81bd1bcb..da0f5468184c 100644
--- a/drivers/acpi/dispatcher/dsmthdat.c
+++ b/drivers/acpi/acpica/dsmthdat.c
@@ -42,9 +42,10 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acdispat.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acinterp.h>
+#include "accommon.h"
+#include "acdispat.h"
+#include "acnamesp.h"
+#include "acinterp.h"
 
 #define _COMPONENT          ACPI_DISPATCHER
 ACPI_MODULE_NAME("dsmthdat")
diff --git a/drivers/acpi/dispatcher/dsobject.c b/drivers/acpi/acpica/dsobject.c
index 4f08e599d07e..15c628e6aa00 100644
--- a/drivers/acpi/dispatcher/dsobject.c
+++ b/drivers/acpi/acpica/dsobject.c
@@ -42,11 +42,12 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acparser.h>
-#include <acpi/amlcode.h>
-#include <acpi/acdispat.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acinterp.h>
+#include "accommon.h"
+#include "acparser.h"
+#include "amlcode.h"
+#include "acdispat.h"
+#include "acnamesp.h"
+#include "acinterp.h"
 
 #define _COMPONENT          ACPI_DISPATCHER
 ACPI_MODULE_NAME("dsobject")
diff --git a/drivers/acpi/dispatcher/dsopcode.c b/drivers/acpi/acpica/dsopcode.c
index 69fae5905bb8..0c3b4dd60e8a 100644
--- a/drivers/acpi/dispatcher/dsopcode.c
+++ b/drivers/acpi/acpica/dsopcode.c
@@ -43,13 +43,14 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acparser.h>
-#include <acpi/amlcode.h>
-#include <acpi/acdispat.h>
-#include <acpi/acinterp.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acevents.h>
-#include <acpi/actables.h>
+#include "accommon.h"
+#include "acparser.h"
+#include "amlcode.h"
+#include "acdispat.h"
+#include "acinterp.h"
+#include "acnamesp.h"
+#include "acevents.h"
+#include "actables.h"
 
 #define _COMPONENT          ACPI_DISPATCHER
 ACPI_MODULE_NAME("dsopcode")
@@ -1140,10 +1141,29 @@ acpi_ds_exec_begin_control_op(struct acpi_walk_state *walk_state,
                           op->common.aml_opcode, walk_state));
 
         switch (op->common.aml_opcode) {
-        case AML_IF_OP:
         case AML_WHILE_OP:
 
                 /*
+                 * If this is an additional iteration of a while loop, continue.
+                 * There is no need to allocate a new control state.
+                 */
+                if (walk_state->control_state) {
+                        if (walk_state->control_state->control.aml_predicate_start
+                                == (walk_state->parser_state.aml - 1)) {
+
+                                /* Reset the state to start-of-loop */
+
+                                walk_state->control_state->common.state =
+                                    ACPI_CONTROL_CONDITIONAL_EXECUTING;
+                                break;
+                        }
+                }
+
+                /*lint -fallthrough */
+
+        case AML_IF_OP:
+
+                /*
                  * IF/WHILE: Create a new control state to manage these
                  * constructs. We need to manage these as a stack, in order
                  * to handle nesting.
@@ -1243,13 +1263,36 @@ acpi_ds_exec_end_control_op(struct acpi_walk_state * walk_state,
 
                 ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH, "[WHILE_OP] Op=%p\n", op));
 
-                if (walk_state->control_state->common.value) {
+                control_state = walk_state->control_state;
+                if (control_state->common.value) {
 
-                        /* Predicate was true, go back and evaluate it again! */
+                        /* Predicate was true, the body of the loop was just executed */
 
+                        /*
+                         * This loop counter mechanism allows the interpreter to escape
+                         * possibly infinite loops. This can occur in poorly written AML
+                         * when the hardware does not respond within a while loop and the
+                         * loop does not implement a timeout.
+                         */
+                        control_state->control.loop_count++;
+                        if (control_state->control.loop_count >
+                                ACPI_MAX_LOOP_ITERATIONS) {
+                                status = AE_AML_INFINITE_LOOP;
+                                break;
+                        }
+
+                        /*
+                         * Go back and evaluate the predicate and maybe execute the loop
+                         * another time
+                         */
                         status = AE_CTRL_PENDING;
+                        walk_state->aml_last_while =
+                            control_state->control.aml_predicate_start;
+                        break;
                 }
 
+                /* Predicate was false, terminate this while loop */
+
                 ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH,
                                   "[WHILE_OP] termination! Op=%p\n", op));
 
@@ -1257,9 +1300,6 @@ acpi_ds_exec_end_control_op(struct acpi_walk_state * walk_state,
 
                 control_state =
                     acpi_ut_pop_generic_state(&walk_state->control_state);
-
-                walk_state->aml_last_while =
-                    control_state->control.aml_predicate_start;
                 acpi_ut_delete_generic_state(control_state);
                 break;
 
diff --git a/drivers/acpi/dispatcher/dsutils.c b/drivers/acpi/acpica/dsutils.c
index b398982f0d8b..dabc23a46176 100644
--- a/drivers/acpi/dispatcher/dsutils.c
+++ b/drivers/acpi/acpica/dsutils.c
@@ -42,12 +42,13 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acparser.h>
-#include <acpi/amlcode.h>
-#include <acpi/acdispat.h>
-#include <acpi/acinterp.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acdebug.h>
+#include "accommon.h"
+#include "acparser.h"
+#include "amlcode.h"
+#include "acdispat.h"
+#include "acinterp.h"
+#include "acnamesp.h"
+#include "acdebug.h"
 
 #define _COMPONENT          ACPI_DISPATCHER
 ACPI_MODULE_NAME("dsutils")
diff --git a/drivers/acpi/dispatcher/dswexec.c b/drivers/acpi/acpica/dswexec.c
index 396fe12078cd..350e6656bc89 100644
--- a/drivers/acpi/dispatcher/dswexec.c
+++ b/drivers/acpi/acpica/dswexec.c
@@ -43,12 +43,13 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acparser.h>
-#include <acpi/amlcode.h>
-#include <acpi/acdispat.h>
-#include <acpi/acinterp.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acdebug.h>
+#include "accommon.h"
+#include "acparser.h"
+#include "amlcode.h"
+#include "acdispat.h"
+#include "acinterp.h"
+#include "acnamesp.h"
+#include "acdebug.h"
 
 #define _COMPONENT          ACPI_DISPATCHER
 ACPI_MODULE_NAME("dswexec")
diff --git a/drivers/acpi/dispatcher/dswload.c b/drivers/acpi/acpica/dswload.c
index dff7a3e445a8..3023ceaa8d54 100644
--- a/drivers/acpi/dispatcher/dswload.c
+++ b/drivers/acpi/acpica/dswload.c
@@ -42,12 +42,13 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acparser.h>
-#include <acpi/amlcode.h>
-#include <acpi/acdispat.h>
-#include <acpi/acinterp.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acevents.h>
+#include "accommon.h"
+#include "acparser.h"
+#include "amlcode.h"
+#include "acdispat.h"
+#include "acinterp.h"
+#include "acnamesp.h"
+#include "acevents.h"
 
 #ifdef ACPI_ASL_COMPILER
 #include <acpi/acdisasm.h>
diff --git a/drivers/acpi/dispatcher/dswscope.c b/drivers/acpi/acpica/dswscope.c
index 9e6073265873..908645e72f03 100644
--- a/drivers/acpi/dispatcher/dswscope.c
+++ b/drivers/acpi/acpica/dswscope.c
@@ -42,7 +42,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acdispat.h>
+#include "accommon.h"
+#include "acdispat.h"
 
 #define _COMPONENT          ACPI_DISPATCHER
 ACPI_MODULE_NAME("dswscope")
diff --git a/drivers/acpi/dispatcher/dswstate.c b/drivers/acpi/acpica/dswstate.c
index b00d4af791aa..40f92bf7dce5 100644
--- a/drivers/acpi/dispatcher/dswstate.c
+++ b/drivers/acpi/acpica/dswstate.c
@@ -42,9 +42,10 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acparser.h>
-#include <acpi/acdispat.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acparser.h"
+#include "acdispat.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_DISPATCHER
 ACPI_MODULE_NAME("dswstate")
diff --git a/drivers/acpi/events/evevent.c b/drivers/acpi/acpica/evevent.c
index c56c5c6ea77b..803edd9e3f6a 100644
--- a/drivers/acpi/events/evevent.c
+++ b/drivers/acpi/acpica/evevent.c
@@ -42,7 +42,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acevents.h>
+#include "accommon.h"
+#include "acevents.h"
 
 #define _COMPONENT          ACPI_EVENTS
 ACPI_MODULE_NAME("evevent")
@@ -72,8 +73,8 @@ acpi_status acpi_ev_initialize_events(void)
 
         /*
          * Initialize the Fixed and General Purpose Events. This is done prior to
-         * enabling SCIs to prevent interrupts from occurring before the handlers are
-         * installed.
+         * enabling SCIs to prevent interrupts from occurring before the handlers
+         * are installed.
          */
         status = acpi_ev_fixed_event_initialize();
         if (ACPI_FAILURE(status)) {
@@ -192,8 +193,8 @@ static acpi_status acpi_ev_fixed_event_initialize(void)
         acpi_status status;
 
         /*
-         * Initialize the structure that keeps track of fixed event handlers
-         * and enable the fixed events.
+         * Initialize the structure that keeps track of fixed event handlers and
+         * enable the fixed events.
          */
         for (i = 0; i < ACPI_NUM_FIXED_EVENTS; i++) {
                 acpi_gbl_fixed_event_handlers[i].handler = NULL;
@@ -237,7 +238,7 @@ u32 acpi_ev_fixed_event_detect(void)
 
         /*
          * Read the fixed feature status and enable registers, as all the cases
-         * depend on their values.  Ignore errors here.
+         * depend on their values. Ignore errors here.
          */
         (void)acpi_hw_register_read(ACPI_REGISTER_PM1_STATUS, &fixed_status);
         (void)acpi_hw_register_read(ACPI_REGISTER_PM1_ENABLE, &fixed_enable);
@@ -291,8 +292,8 @@ static u32 acpi_ev_fixed_event_dispatch(u32 event)
                                 status_register_id, 1);
 
         /*
-         * Make sure we've got a handler.  If not, report an error.
-         * The event is disabled to prevent further interrupts.
+         * Make sure we've got a handler. If not, report an error. The event is
+         * disabled to prevent further interrupts.
          */
         if (NULL == acpi_gbl_fixed_event_handlers[event].handler) {
                 (void)acpi_set_register(acpi_gbl_fixed_event_info[event].
diff --git a/drivers/acpi/events/evgpe.c b/drivers/acpi/acpica/evgpe.c
index f45c74fe745e..f345ced36477 100644
--- a/drivers/acpi/events/evgpe.c
+++ b/drivers/acpi/acpica/evgpe.c
@@ -42,8 +42,9 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acevents.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acevents.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_EVENTS
 ACPI_MODULE_NAME("evgpe")
@@ -125,7 +126,7 @@ acpi_ev_update_gpe_enable_masks(struct acpi_gpe_event_info *gpe_event_info,
             (1 <<
              (gpe_event_info->gpe_number - gpe_register_info->base_gpe_number));
 
-        /* 1) Disable case.  Simply clear all enable bits */
+        /* 1) Disable case. Simply clear all enable bits */
 
         if (type == ACPI_GPE_DISABLE) {
                 ACPI_CLEAR_BIT(gpe_register_info->enable_for_wake,
@@ -134,7 +135,7 @@ acpi_ev_update_gpe_enable_masks(struct acpi_gpe_event_info *gpe_event_info,
                 return_ACPI_STATUS(AE_OK);
         }
 
-        /* 2) Enable case.  Set/Clear the appropriate enable bits */
+        /* 2) Enable case. Set/Clear the appropriate enable bits */
 
         switch (gpe_event_info->flags & ACPI_GPE_TYPE_MASK) {
         case ACPI_GPE_TYPE_WAKE:
@@ -295,7 +296,7 @@ acpi_status acpi_ev_disable_gpe(struct acpi_gpe_event_info *gpe_event_info)
  *
  * FUNCTION:    acpi_ev_get_gpe_event_info
  *
- * PARAMETERS:  gpe_device          - Device node.  NULL for GPE0/GPE1
+ * PARAMETERS:  gpe_device          - Device node. NULL for GPE0/GPE1
  *              gpe_number          - Raw GPE number
  *
  * RETURN:      A GPE event_info struct. NULL if not a valid GPE
@@ -372,7 +373,7 @@ struct acpi_gpe_event_info *acpi_ev_get_gpe_event_info(acpi_handle gpe_device,
  *
  * RETURN:      INTERRUPT_HANDLED or INTERRUPT_NOT_HANDLED
  *
- * DESCRIPTION: Detect if any GP events have occurred.  This function is
+ * DESCRIPTION: Detect if any GP events have occurred. This function is
  *              executed at interrupt level.
  *
  ******************************************************************************/
@@ -400,8 +401,8 @@ u32 acpi_ev_gpe_detect(struct acpi_gpe_xrupt_info * gpe_xrupt_list)
 
         /*
          * We need to obtain the GPE lock for both the data structs and registers
-         * Note: Not necessary to obtain the hardware lock, since the GPE registers
-         * are owned by the gpe_lock.
+         * Note: Not necessary to obtain the hardware lock, since the GPE
+         * registers are owned by the gpe_lock.
          */
         flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock);
 
@@ -410,9 +411,8 @@ u32 acpi_ev_gpe_detect(struct acpi_gpe_xrupt_info * gpe_xrupt_list)
         gpe_block = gpe_xrupt_list->gpe_block_list_head;
         while (gpe_block) {
                 /*
-                 * Read all of the 8-bit GPE status and enable registers
-                 * in this GPE block, saving all of them.
-                 * Find all currently active GP events.
+                 * Read all of the 8-bit GPE status and enable registers in this GPE
+                 * block, saving all of them. Find all currently active GP events.
                  */
                 for (i = 0; i < gpe_block->register_count; i++) {
 
@@ -423,10 +423,8 @@ u32 acpi_ev_gpe_detect(struct acpi_gpe_xrupt_info * gpe_xrupt_list)
                         /* Read the Status Register */
 
                         status =
-                            acpi_hw_low_level_read(ACPI_GPE_REGISTER_WIDTH,
-                                                   &status_reg,
-                                                   &gpe_register_info->
-                                                   status_address);
+                            acpi_read(&status_reg,
+                                      &gpe_register_info->status_address);
                         if (ACPI_FAILURE(status)) {
                                 goto unlock_and_exit;
                         }
@@ -434,10 +432,8 @@ u32 acpi_ev_gpe_detect(struct acpi_gpe_xrupt_info * gpe_xrupt_list)
                         /* Read the Enable Register */
 
                         status =
-                            acpi_hw_low_level_read(ACPI_GPE_REGISTER_WIDTH,
-                                                   &enable_reg,
-                                                   &gpe_register_info->
-                                                   enable_address);
+                            acpi_read(&enable_reg,
+                                      &gpe_register_info->enable_address);
                         if (ACPI_FAILURE(status)) {
                                 goto unlock_and_exit;
                         }
@@ -527,8 +523,8 @@ static void ACPI_SYSTEM_XFACE acpi_ev_asynch_execute_gpe_method(void *context)
         (void)acpi_ev_enable_gpe(gpe_event_info, FALSE);
 
         /*
-         * Take a snapshot of the GPE info for this level - we copy the
-         * info to prevent a race condition with remove_handler/remove_block.
+         * Take a snapshot of the GPE info for this level - we copy the info to
+         * prevent a race condition with remove_handler/remove_block.
          */
         ACPI_MEMCPY(&local_gpe_event_info, gpe_event_info,
                     sizeof(struct acpi_gpe_event_info));
@@ -539,8 +535,8 @@ static void ACPI_SYSTEM_XFACE acpi_ev_asynch_execute_gpe_method(void *context)
         }
 
         /*
-         * Must check for control method type dispatch one more
-         * time to avoid race with ev_gpe_install_handler
+         * Must check for control method type dispatch one more time to avoid a
+         * race with ev_gpe_install_handler
          */
         if ((local_gpe_event_info.flags & ACPI_GPE_DISPATCH_MASK) ==
             ACPI_GPE_DISPATCH_METHOD) {
@@ -584,8 +580,8 @@ static void acpi_ev_asynch_enable_gpe(void *context)
         if ((gpe_event_info->flags & ACPI_GPE_XRUPT_TYPE_MASK) ==
             ACPI_GPE_LEVEL_TRIGGERED) {
                 /*
-                 * GPE is level-triggered, we clear the GPE status bit after
-                 * handling the event.
+                 * GPE is level-triggered, we clear the GPE status bit after handling
+                 * the event.
                  */
                 status = acpi_hw_clear_gpe(gpe_event_info);
                 if (ACPI_FAILURE(status)) {
@@ -624,7 +620,7 @@ acpi_ev_gpe_dispatch(struct acpi_gpe_event_info *gpe_event_info, u32 gpe_number)
         acpi_os_gpe_count(gpe_number);
 
         /*
-         * If edge-triggered, clear the GPE status bit now.  Note that
+         * If edge-triggered, clear the GPE status bit now. Note that
          * level-triggered events are cleared after the GPE is serviced.
          */
         if ((gpe_event_info->flags & ACPI_GPE_XRUPT_TYPE_MASK) ==
@@ -650,7 +646,8 @@ acpi_ev_gpe_dispatch(struct acpi_gpe_event_info *gpe_event_info, u32 gpe_number)
 
                 /*
                  * Invoke the installed handler (at interrupt level)
-                 * Ignore return status for now.  TBD: leave GPE disabled on error?
+                 * Ignore return status for now.
+                 * TBD: leave GPE disabled on error?
                  */
                 (void)gpe_event_info->dispatch.handler->address(gpe_event_info->
                                                                 dispatch.
@@ -708,7 +705,7 @@ acpi_ev_gpe_dispatch(struct acpi_gpe_event_info *gpe_event_info, u32 gpe_number)
                             gpe_number));
 
                 /*
-                 * Disable the GPE. The GPE will remain disabled until the ACPI
+                 * Disable the GPE. The GPE will remain disabled until the ACPICA
                  * Core Subsystem is restarted, or a handler is installed.
                  */
                 status = acpi_ev_disable_gpe(gpe_event_info);
diff --git a/drivers/acpi/events/evgpeblk.c b/drivers/acpi/acpica/evgpeblk.c
index 73c058e2f5c2..484cc0565d5b 100644
--- a/drivers/acpi/events/evgpeblk.c
+++ b/drivers/acpi/acpica/evgpeblk.c
@@ -42,8 +42,9 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acevents.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acevents.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_EVENTS
 ACPI_MODULE_NAME("evgpeblk")
@@ -124,6 +125,7 @@ u8 acpi_ev_valid_gpe_event(struct acpi_gpe_event_info *gpe_event_info)
  * FUNCTION:    acpi_ev_walk_gpe_list
  *
  * PARAMETERS:  gpe_walk_callback   - Routine called for each GPE block
+ *              Context             - Value passed to callback
  *
  * RETURN:      Status
  *
@@ -131,7 +133,8 @@ u8 acpi_ev_valid_gpe_event(struct acpi_gpe_event_info *gpe_event_info)
  *
  ******************************************************************************/
 
-acpi_status acpi_ev_walk_gpe_list(acpi_gpe_callback gpe_walk_callback)
+acpi_status
+acpi_ev_walk_gpe_list(acpi_gpe_callback gpe_walk_callback, void *context)
 {
         struct acpi_gpe_block_info *gpe_block;
         struct acpi_gpe_xrupt_info *gpe_xrupt_info;
@@ -154,8 +157,13 @@ acpi_status acpi_ev_walk_gpe_list(acpi_gpe_callback gpe_walk_callback)
 
                         /* One callback per GPE block */
 
-                        status = gpe_walk_callback(gpe_xrupt_info, gpe_block);
+                        status =
+                            gpe_walk_callback(gpe_xrupt_info, gpe_block,
+                                              context);
                         if (ACPI_FAILURE(status)) {
+                                if (status == AE_CTRL_END) {    /* Callback abort */
+                                        status = AE_OK;
+                                }
                                 goto unlock_and_exit;
                         }
 
@@ -186,7 +194,8 @@ acpi_status acpi_ev_walk_gpe_list(acpi_gpe_callback gpe_walk_callback)
 
 acpi_status
 acpi_ev_delete_gpe_handlers(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
-                            struct acpi_gpe_block_info *gpe_block)
+                            struct acpi_gpe_block_info *gpe_block,
+                            void *context)
 {
         struct acpi_gpe_event_info *gpe_event_info;
         u32 i;
@@ -309,17 +318,17 @@ acpi_ev_save_method_info(acpi_handle obj_handle,
              (gpe_block->block_base_number +
               (gpe_block->register_count * 8)))) {
                 /*
-                 * Not valid for this GPE block, just ignore it
-                 * However, it may be valid for a different GPE block, since GPE0 and GPE1
-                 * methods both appear under \_GPE.
+                 * Not valid for this GPE block, just ignore it. However, it may be
+                 * valid for a different GPE block, since GPE0 and GPE1 methods both
+                 * appear under \_GPE.
                  */
                 return_ACPI_STATUS(AE_OK);
         }
 
         /*
-         * Now we can add this information to the gpe_event_info block
-         * for use during dispatch of this GPE. Default type is RUNTIME, although
-         * this may change when the _PRW methods are executed later.
+         * Now we can add this information to the gpe_event_info block for use
+         * during dispatch of this GPE. Default type is RUNTIME, although this may
+         * change when the _PRW methods are executed later.
          */
         gpe_event_info =
             &gpe_block->event_info[gpe_number - gpe_block->block_base_number];
@@ -394,8 +403,8 @@ acpi_ev_match_prw_and_gpe(acpi_handle obj_handle,
         gpe_block = gpe_info->gpe_block;
 
         /*
-         * The _PRW object must return a package, we are only interested
-         * in the first element
+         * The _PRW object must return a package, we are only interested in the
+         * first element
          */
         obj_desc = pkg_desc->package.elements[0];
 
@@ -434,7 +443,7 @@ acpi_ev_match_prw_and_gpe(acpi_handle obj_handle,
         /*
          * Is this GPE within this block?
          *
-         * TRUE iff these conditions are true:
+         * TRUE if and only if these conditions are true:
          *     1) The GPE devices match.
          *     2) The GPE index(number) is within the range of the Gpe Block
          *          associated with the GPE device.
@@ -457,6 +466,7 @@ acpi_ev_match_prw_and_gpe(acpi_handle obj_handle,
                 if (ACPI_FAILURE(status)) {
                         goto cleanup;
                 }
+
                 status =
                     acpi_ev_update_gpe_enable_masks(gpe_event_info,
                                                     ACPI_GPE_DISABLE);
@@ -476,9 +486,9 @@ acpi_ev_match_prw_and_gpe(acpi_handle obj_handle,
  * RETURN:      A GPE interrupt block
  *
  * DESCRIPTION: Get or Create a GPE interrupt block. There is one interrupt
- *              block per unique interrupt level used for GPEs.
- *              Should be called only when the GPE lists are semaphore locked
- *              and not subject to change.
+ *              block per unique interrupt level used for GPEs. Should be
+ *              called only when the GPE lists are semaphore locked and not
+ *              subject to change.
  *
  ******************************************************************************/
 
@@ -608,8 +618,9 @@ acpi_ev_delete_gpe_xrupt(struct acpi_gpe_xrupt_info *gpe_xrupt)
  *
  * FUNCTION:    acpi_ev_install_gpe_block
  *
- * PARAMETERS:  gpe_block       - New GPE block
- *              interrupt_number - Xrupt to be associated with this GPE block
+ * PARAMETERS:  gpe_block               - New GPE block
+ *              interrupt_number        - Xrupt to be associated with this
+ *                                        GPE block
  *
  * RETURN:      Status
  *
@@ -666,7 +677,7 @@ acpi_ev_install_gpe_block(struct acpi_gpe_block_info *gpe_block,
  *
  * FUNCTION:    acpi_ev_delete_gpe_block
  *
- * PARAMETERS:  gpe_block       - Existing GPE block
+ * PARAMETERS:  gpe_block           - Existing GPE block
  *
  * RETURN:      Status
  *
@@ -688,7 +699,8 @@ acpi_status acpi_ev_delete_gpe_block(struct acpi_gpe_block_info *gpe_block)
 
         /* Disable all GPEs in this block */
 
-        status = acpi_hw_disable_gpe_block(gpe_block->xrupt_block, gpe_block);
+        status =
+            acpi_hw_disable_gpe_block(gpe_block->xrupt_block, gpe_block, NULL);
 
         if (!gpe_block->previous && !gpe_block->next) {
 
@@ -715,6 +727,9 @@ acpi_status acpi_ev_delete_gpe_block(struct acpi_gpe_block_info *gpe_block)
                 acpi_os_release_lock(acpi_gbl_gpe_lock, flags);
         }
 
+        acpi_current_gpe_count -=
+            gpe_block->register_count * ACPI_GPE_REGISTER_WIDTH;
+
         /* Free the gpe_block */
 
         ACPI_FREE(gpe_block->register_info);
@@ -786,9 +801,9 @@ acpi_ev_create_gpe_info_blocks(struct acpi_gpe_block_info *gpe_block)
 
         /*
          * Initialize the GPE Register and Event structures. A goal of these
-         * tables is to hide the fact that there are two separate GPE register sets
-         * in a given GPE hardware block, the status registers occupy the first half,
-         * and the enable registers occupy the second half.
+         * tables is to hide the fact that there are two separate GPE register
+         * sets in a given GPE hardware block, the status registers occupy the
+         * first half, and the enable registers occupy the second half.
          */
         this_register = gpe_register_info;
         this_event = gpe_event_info;
@@ -816,10 +831,8 @@ acpi_ev_create_gpe_info_blocks(struct acpi_gpe_block_info *gpe_block)
                     ACPI_GPE_REGISTER_WIDTH;
                 this_register->enable_address.bit_width =
                     ACPI_GPE_REGISTER_WIDTH;
-                this_register->status_address.bit_offset =
-                    ACPI_GPE_REGISTER_WIDTH;
-                this_register->enable_address.bit_offset =
-                    ACPI_GPE_REGISTER_WIDTH;
+                this_register->status_address.bit_offset = 0;
+                this_register->enable_address.bit_offset = 0;
 
                 /* Init the event_info for each GPE within this register */
 
@@ -832,18 +845,14 @@ acpi_ev_create_gpe_info_blocks(struct acpi_gpe_block_info *gpe_block)
 
                 /* Disable all GPEs within this register */
 
-                status = acpi_hw_low_level_write(ACPI_GPE_REGISTER_WIDTH, 0x00,
-                                                 &this_register->
-                                                 enable_address);
+                status = acpi_write(0x00, &this_register->enable_address);
                 if (ACPI_FAILURE(status)) {
                         goto error_exit;
                 }
 
                 /* Clear any pending GPE events within this register */
 
-                status = acpi_hw_low_level_write(ACPI_GPE_REGISTER_WIDTH, 0xFF,
-                                                 &this_register->
-                                                 status_address);
+                status = acpi_write(0xFF, &this_register->status_address);
                 if (ACPI_FAILURE(status)) {
                         goto error_exit;
                 }
@@ -956,6 +965,9 @@ acpi_ev_create_gpe_block(struct acpi_namespace_node *gpe_device,
                           gpe_device->name.ascii, gpe_block->register_count,
                           interrupt_number));
 
+        /* Update global count of currently available GPEs */
+
+        acpi_current_gpe_count += register_count * ACPI_GPE_REGISTER_WIDTH;
         return_ACPI_STATUS(AE_OK);
 }
 
@@ -1055,7 +1067,7 @@ acpi_ev_initialize_gpe_block(struct acpi_namespace_node *gpe_device,
 
         /* Enable all valid runtime GPEs found above */
 
-        status = acpi_hw_enable_runtime_gpe_block(NULL, gpe_block);
+        status = acpi_hw_enable_runtime_gpe_block(NULL, gpe_block, NULL);
         if (ACPI_FAILURE(status)) {
                 ACPI_ERROR((AE_INFO, "Could not enable GPEs in GpeBlock %p",
                             gpe_block));
diff --git a/drivers/acpi/events/evmisc.c b/drivers/acpi/acpica/evmisc.c
index 1d5670be729a..5f893057bcc6 100644
--- a/drivers/acpi/events/evmisc.c
+++ b/drivers/acpi/acpica/evmisc.c
@@ -42,18 +42,15 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acevents.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acinterp.h>
+#include "accommon.h"
+#include "acevents.h"
+#include "acnamesp.h"
+#include "acinterp.h"
 
 #define _COMPONENT          ACPI_EVENTS
 ACPI_MODULE_NAME("evmisc")
 
-/* Pointer to FACS needed for the Global Lock */
-static struct acpi_table_facs *facs = NULL;
-
 /* Local prototypes */
-
 static void ACPI_SYSTEM_XFACE acpi_ev_notify_dispatch(void *context);
 
 static u32 acpi_ev_global_lock_handler(void *context);
@@ -152,7 +149,9 @@ acpi_ev_queue_notify_request(struct acpi_namespace_node * node,
                         break;
 
                 default:
+
                         /* All other types are not supported */
+
                         return (AE_TYPE);
                 }
         }
@@ -193,9 +192,8 @@ acpi_ev_queue_notify_request(struct acpi_namespace_node * node,
                         acpi_ut_delete_generic_state(notify_info);
                 }
         } else {
-                /*
-                 * There is no notify handler (per-device or system) for this device.
-                 */
+                /* There is no notify handler (per-device or system) for this device */
+
                 ACPI_DEBUG_PRINT((ACPI_DB_INFO,
                                   "No notify handler for Notify (%4.4s, %X) node %p\n",
                                   acpi_ut_get_node_name(node), notify_value,
@@ -229,9 +227,8 @@ static void ACPI_SYSTEM_XFACE acpi_ev_notify_dispatch(void *context)
         ACPI_FUNCTION_ENTRY();
 
         /*
-         * We will invoke a global notify handler if installed.
-         * This is done _before_ we invoke the per-device handler attached
-         * to the device.
+         * We will invoke a global notify handler if installed. This is done
+         * _before_ we invoke the per-device handler attached to the device.
          */
         if (notify_info->notify.value <= ACPI_MAX_SYS_NOTIFY) {
 
@@ -299,7 +296,7 @@ static u32 acpi_ev_global_lock_handler(void *context)
          * If we don't get it now, it will be marked pending and we will
          * take another interrupt when it becomes free.
          */
-        ACPI_ACQUIRE_GLOBAL_LOCK(facs, acquired);
+        ACPI_ACQUIRE_GLOBAL_LOCK(acpi_gbl_FACS, acquired);
         if (acquired) {
 
                 /* Got the lock, now wake all threads waiting for it */
@@ -336,34 +333,27 @@ acpi_status acpi_ev_init_global_lock_handler(void)
 
         ACPI_FUNCTION_TRACE(ev_init_global_lock_handler);
 
-        status = acpi_get_table_by_index(ACPI_TABLE_INDEX_FACS,
-                                         ACPI_CAST_INDIRECT_PTR(struct
-                                                                acpi_table_header,
-                                                                &facs));
-        if (ACPI_FAILURE(status)) {
-                return_ACPI_STATUS(status);
-        }
+        /* Attempt installation of the global lock handler */
 
-        acpi_gbl_global_lock_present = TRUE;
         status = acpi_install_fixed_event_handler(ACPI_EVENT_GLOBAL,
                                                   acpi_ev_global_lock_handler,
                                                   NULL);
 
         /*
-         * If the global lock does not exist on this platform, the attempt
-         * to enable GBL_STATUS will fail (the GBL_ENABLE bit will not stick)
-         * Map to AE_OK, but mark global lock as not present.
-         * Any attempt to actually use the global lock will be flagged
-         * with an error.
+         * If the global lock does not exist on this platform, the attempt to
+         * enable GBL_STATUS will fail (the GBL_ENABLE bit will not stick).
+         * Map to AE_OK, but mark global lock as not present. Any attempt to
+         * actually use the global lock will be flagged with an error.
          */
         if (status == AE_NO_HARDWARE_RESPONSE) {
                 ACPI_ERROR((AE_INFO,
                             "No response from Global Lock hardware, disabling lock"));
 
                 acpi_gbl_global_lock_present = FALSE;
-                status = AE_OK;
+                return_ACPI_STATUS(AE_OK);
         }
 
+        acpi_gbl_global_lock_present = TRUE;
         return_ACPI_STATUS(status);
 }
 
@@ -462,8 +452,8 @@ acpi_status acpi_ev_acquire_global_lock(u16 timeout)
         }
 
         /*
-         * Make sure that a global lock actually exists. If not, just treat
-         * the lock as a standard mutex.
+         * Make sure that a global lock actually exists. If not, just treat the
+         * lock as a standard mutex.
          */
         if (!acpi_gbl_global_lock_present) {
                 acpi_gbl_global_lock_acquired = TRUE;
@@ -472,7 +462,7 @@ acpi_status acpi_ev_acquire_global_lock(u16 timeout)
 
         /* Attempt to acquire the actual hardware lock */
 
-        ACPI_ACQUIRE_GLOBAL_LOCK(facs, acquired);
+        ACPI_ACQUIRE_GLOBAL_LOCK(acpi_gbl_FACS, acquired);
         if (acquired) {
 
                 /* We got the lock */
@@ -536,7 +526,7 @@ acpi_status acpi_ev_release_global_lock(void)
 
                 /* Allow any thread to release the lock */
 
-                ACPI_RELEASE_GLOBAL_LOCK(facs, pending);
+                ACPI_RELEASE_GLOBAL_LOCK(acpi_gbl_FACS, pending);
 
                 /*
                  * If the pending bit was set, we must write GBL_RLS to the control
@@ -582,8 +572,8 @@ void acpi_ev_terminate(void)
 
         if (acpi_gbl_events_initialized) {
                 /*
-                 * Disable all event-related functionality.
-                 * In all cases, on error, print a message but obviously we don't abort.
+                 * Disable all event-related functionality. In all cases, on error,
+                 * print a message but obviously we don't abort.
                  */
 
                 /* Disable all fixed events */
@@ -599,7 +589,7 @@ void acpi_ev_terminate(void)
 
                 /* Disable all GPEs in all GPE blocks */
 
-                status = acpi_ev_walk_gpe_list(acpi_hw_disable_gpe_block);
+                status = acpi_ev_walk_gpe_list(acpi_hw_disable_gpe_block, NULL);
 
                 /* Remove SCI handler */
 
@@ -617,7 +607,7 @@ void acpi_ev_terminate(void)
 
         /* Deallocate all handler objects installed within GPE info structs */
 
-        status = acpi_ev_walk_gpe_list(acpi_ev_delete_gpe_handlers);
+        status = acpi_ev_walk_gpe_list(acpi_ev_delete_gpe_handlers, NULL);
 
         /* Return to original mode if necessary */
 
diff --git a/drivers/acpi/events/evregion.c b/drivers/acpi/acpica/evregion.c
index 236fbd1ca438..665c0887ab4d 100644
--- a/drivers/acpi/events/evregion.c
+++ b/drivers/acpi/acpica/evregion.c
@@ -42,22 +42,15 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acevents.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acinterp.h>
+#include "accommon.h"
+#include "acevents.h"
+#include "acnamesp.h"
+#include "acinterp.h"
 
 #define _COMPONENT          ACPI_EVENTS
 ACPI_MODULE_NAME("evregion")
-#define ACPI_NUM_DEFAULT_SPACES     4
-static u8 acpi_gbl_default_address_spaces[ACPI_NUM_DEFAULT_SPACES] = {
-        ACPI_ADR_SPACE_SYSTEM_MEMORY,
-        ACPI_ADR_SPACE_SYSTEM_IO,
-        ACPI_ADR_SPACE_PCI_CONFIG,
-        ACPI_ADR_SPACE_DATA_TABLE
-};
 
 /* Local prototypes */
-
 static acpi_status
 acpi_ev_reg_run(acpi_handle obj_handle,
                 u32 level, void *context, void **return_value);
@@ -66,6 +59,17 @@ static acpi_status
 acpi_ev_install_handler(acpi_handle obj_handle,
                         u32 level, void *context, void **return_value);
 
+/* These are the address spaces that will get default handlers */
+
+#define ACPI_NUM_DEFAULT_SPACES     4
+
+static u8 acpi_gbl_default_address_spaces[ACPI_NUM_DEFAULT_SPACES] = {
+        ACPI_ADR_SPACE_SYSTEM_MEMORY,
+        ACPI_ADR_SPACE_SYSTEM_IO,
+        ACPI_ADR_SPACE_PCI_CONFIG,
+        ACPI_ADR_SPACE_DATA_TABLE
+};
+
 /*******************************************************************************
  *
  * FUNCTION:    acpi_ev_install_region_handlers
@@ -91,18 +95,19 @@ acpi_status acpi_ev_install_region_handlers(void)
         }
 
         /*
-         * All address spaces (PCI Config, EC, SMBus) are scope dependent
-         * and registration must occur for a specific device.
+         * All address spaces (PCI Config, EC, SMBus) are scope dependent and
+         * registration must occur for a specific device.
          *
-         * In the case of the system memory and IO address spaces there is currently
-         * no device associated with the address space.  For these we use the root.
+         * In the case of the system memory and IO address spaces there is
+         * currently no device associated with the address space. For these we
+         * use the root.
          *
-         * We install the default PCI config space handler at the root so
-         * that this space is immediately available even though the we have
-         * not enumerated all the PCI Root Buses yet.  This is to conform
-         * to the ACPI specification which states that the PCI config
-         * space must be always available -- even though we are nowhere
-         * near ready to find the PCI root buses at this point.
+         * We install the default PCI config space handler at the root so that
+         * this space is immediately available even though the we have not
+         * enumerated all the PCI Root Buses yet. This is to conform to the ACPI
+         * specification which states that the PCI config space must be always
+         * available -- even though we are nowhere near ready to find the PCI root
+         * buses at this point.
          *
          * NOTE: We ignore AE_ALREADY_EXISTS because this means that a handler
          * has already been installed (via acpi_install_address_space_handler).
@@ -160,12 +165,11 @@ acpi_status acpi_ev_initialize_op_regions(void)
                 return_ACPI_STATUS(status);
         }
 
-        /*
-         * Run the _REG methods for op_regions in each default address space
-         */
-        for (i = 0; i < ACPI_NUM_DEFAULT_SPACES; i++) {
+        /* Run the _REG methods for op_regions in each default address space */
 
-                /* TBD: Make sure handler is the DEFAULT handler, otherwise
+        for (i = 0; i < ACPI_NUM_DEFAULT_SPACES; i++) {
+                /*
+                 * TBD: Make sure handler is the DEFAULT handler, otherwise
                  * _REG will have already been run.
                  */
                 status = acpi_ev_execute_reg_methods(acpi_gbl_root_node,
@@ -318,13 +322,13 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj,
         }
 
         /*
-         * It may be the case that the region has never been initialized
+         * It may be the case that the region has never been initialized.
          * Some types of regions require special init code
          */
         if (!(region_obj->region.flags & AOPOBJ_SETUP_COMPLETE)) {
-                /*
-                 * This region has not been initialized yet, do it
-                 */
+
+                /* This region has not been initialized yet, do it */
+
                 region_setup = handler_desc->address_space.setup;
                 if (!region_setup) {
 
@@ -339,9 +343,9 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj,
                 }
 
                 /*
-                 * We must exit the interpreter because the region
-                 * setup will potentially execute control methods
-                 * (e.g., _REG method for this region)
+                 * We must exit the interpreter because the region setup will
+                 * potentially execute control methods (for example, the _REG method
+                 * for this region)
                  */
                 acpi_ex_exit_interpreter();
 
@@ -364,9 +368,8 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj,
                         return_ACPI_STATUS(status);
                 }
 
-                /*
-                 * Region initialization may have been completed by region_setup
-                 */
+                /* Region initialization may have been completed by region_setup */
+
                 if (!(region_obj->region.flags & AOPOBJ_SETUP_COMPLETE)) {
                         region_obj->region.flags |= AOPOBJ_SETUP_COMPLETE;
 
@@ -521,8 +524,8 @@ acpi_ev_detach_region(union acpi_operand_object *region_obj,
                         }
 
                         /*
-                         * If the region has been activated, call the setup handler
-                         * with the deactivate notification
+                         * If the region has been activated, call the setup handler with
+                         * the deactivate notification
                          */
                         if (region_obj->region.flags & AOPOBJ_SETUP_COMPLETE) {
                                 region_setup = handler_obj->address_space.setup;
@@ -668,8 +671,8 @@ acpi_ev_install_handler(acpi_handle obj_handle,
         }
 
         /*
-         * We only care about regions.and objects
-         * that are allowed to have address space handlers
+         * We only care about regions and objects that are allowed to have
+         * address space handlers
          */
         if ((node->type != ACPI_TYPE_DEVICE) &&
             (node->type != ACPI_TYPE_REGION) && (node != acpi_gbl_root_node)) {
@@ -710,9 +713,9 @@ acpi_ev_install_handler(acpi_handle obj_handle,
                                 /*
                                  * Since the object we found it on was a device, then it
                                  * means that someone has already installed a handler for
-                                 * the branch of the namespace from this device on.  Just
+                                 * the branch of the namespace from this device on. Just
                                  * bail out telling the walk routine to not traverse this
-                                 * branch.  This preserves the scoping rule for handlers.
+                                 * branch. This preserves the scoping rule for handlers.
                                  */
                                 return (AE_CTRL_DEPTH);
                         }
@@ -723,9 +726,8 @@ acpi_ev_install_handler(acpi_handle obj_handle,
                 }
 
                 /*
-                 * As long as the device didn't have a handler for this
-                 * space we don't care about it.  We just ignore it and
-                 * proceed.
+                 * As long as the device didn't have a handler for this space we
+                 * don't care about it. We just ignore it and proceed.
                  */
                 return (AE_OK);
         }
@@ -733,16 +735,14 @@ acpi_ev_install_handler(acpi_handle obj_handle,
         /* Object is a Region */
 
         if (obj_desc->region.space_id != handler_obj->address_space.space_id) {
-                /*
-                 * This region is for a different address space
-                 * -- just ignore it
-                 */
+
+                /* This region is for a different address space, just ignore it */
+
                 return (AE_OK);
         }
 
         /*
-         * Now we have a region and it is for the handler's address
-         * space type.
+         * Now we have a region and it is for the handler's address space type.
          *
          * First disconnect region for any previous handler (if any)
          */
@@ -786,9 +786,8 @@ acpi_ev_install_space_handler(struct acpi_namespace_node * node,
         ACPI_FUNCTION_TRACE(ev_install_space_handler);
 
         /*
-         * This registration is valid for only the types below
-         * and the root.  This is where the default handlers
-         * get placed.
+         * This registration is valid for only the types below and the root. This
+         * is where the default handlers get placed.
          */
         if ((node->type != ACPI_TYPE_DEVICE) &&
             (node->type != ACPI_TYPE_PROCESSOR) &&
@@ -848,8 +847,8 @@ acpi_ev_install_space_handler(struct acpi_namespace_node * node,
         obj_desc = acpi_ns_get_attached_object(node);
         if (obj_desc) {
                 /*
-                 * The attached device object already exists.
-                 * Make sure the handler is not already installed.
+                 * The attached device object already exists. Make sure the handler
+                 * is not already installed.
                  */
                 handler_obj = obj_desc->device.handler;
 
@@ -864,8 +863,8 @@ acpi_ev_install_space_handler(struct acpi_namespace_node * node,
                                     handler) {
                                         /*
                                          * It is (relatively) OK to attempt to install the SAME
-                                         * handler twice. This can easily happen
-                                         * with PCI_Config space.
+                                         * handler twice. This can easily happen with the
+                                         * PCI_Config space.
                                          */
                                         status = AE_SAME_HANDLER;
                                         goto unlock_and_exit;
@@ -925,9 +924,8 @@ acpi_ev_install_space_handler(struct acpi_namespace_node * node,
         /*
          * Install the handler
          *
-         * At this point there is no existing handler.
-         * Just allocate the object for the handler and link it
-         * into the list.
+         * At this point there is no existing handler. Just allocate the object
+         * for the handler and link it into the list.
          */
         handler_obj =
             acpi_ut_create_internal_object(ACPI_TYPE_LOCAL_ADDRESS_HANDLER);
@@ -1000,11 +998,10 @@ acpi_ev_execute_reg_methods(struct acpi_namespace_node *node,
         ACPI_FUNCTION_TRACE(ev_execute_reg_methods);
 
         /*
-         * Run all _REG methods for all Operation Regions for this
-         * space ID.  This is a separate walk in order to handle any
-         * interdependencies between regions and _REG methods.  (i.e. handlers
-         * must be installed for all regions of this Space ID before we
-         * can run any _REG methods)
+         * Run all _REG methods for all Operation Regions for this space ID. This
+         * is a separate walk in order to handle any interdependencies between
+         * regions and _REG methods. (i.e. handlers must be installed for all
+         * regions of this Space ID before we can run any _REG methods)
          */
         status = acpi_ns_walk_namespace(ACPI_TYPE_ANY, node, ACPI_UINT32_MAX,
                                         ACPI_NS_WALK_UNLOCK, acpi_ev_reg_run,
@@ -1042,8 +1039,8 @@ acpi_ev_reg_run(acpi_handle obj_handle,
         }
 
         /*
-         * We only care about regions.and objects
-         * that are allowed to have address space handlers
+         * We only care about regions.and objects that are allowed to have address
+         * space handlers
          */
         if ((node->type != ACPI_TYPE_REGION) && (node != acpi_gbl_root_node)) {
                 return (AE_OK);
@@ -1062,10 +1059,9 @@ acpi_ev_reg_run(acpi_handle obj_handle,
         /* Object is a Region */
 
         if (obj_desc->region.space_id != space_id) {
-                /*
-                 * This region is for a different address space
-                 * -- just ignore it
-                 */
+
+                /* This region is for a different address space, just ignore it */
+
                 return (AE_OK);
         }
 
diff --git a/drivers/acpi/events/evrgnini.c b/drivers/acpi/acpica/evrgnini.c
index 6b94b38df07d..f3f1fb45c3dc 100644
--- a/drivers/acpi/events/evrgnini.c
+++ b/drivers/acpi/acpica/evrgnini.c
@@ -42,8 +42,9 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acevents.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acevents.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_EVENTS
 ACPI_MODULE_NAME("evrgnini")
@@ -233,9 +234,9 @@ acpi_ev_pci_config_region_setup(acpi_handle handle,
                                 if (ACPI_FAILURE(status)) {
                                         if (status == AE_SAME_HANDLER) {
                                                 /*
-                                                 * It is OK if the handler is already installed on the root
-                                                 * bridge.  Still need to return a context object for the
-                                                 * new PCI_Config operation region, however.
+                                                 * It is OK if the handler is already installed on the
+                                                 * root bridge. Still need to return a context object
+                                                 * for the new PCI_Config operation region, however.
                                                  */
                                                 status = AE_OK;
                                         } else {
@@ -272,8 +273,8 @@ acpi_ev_pci_config_region_setup(acpi_handle handle,
         }
 
         /*
-         * For PCI_Config space access, we need the segment, bus,
-         * device and function numbers.  Acquire them here.
+         * For PCI_Config space access, we need the segment, bus, device and
+         * function numbers. Acquire them here.
          *
          * Find the parent device object. (This allows the operation region to be
          * within a subscope under the device, such as a control method.)
@@ -289,16 +290,16 @@ acpi_ev_pci_config_region_setup(acpi_handle handle,
         }
 
         /*
-         * Get the PCI device and function numbers from the _ADR object
-         * contained in the parent's scope.
+         * Get the PCI device and function numbers from the _ADR object contained
+         * in the parent's scope.
          */
         status =
             acpi_ut_evaluate_numeric_object(METHOD_NAME__ADR, pci_device_node,
                                             &pci_value);
 
         /*
-         * The default is zero, and since the allocation above zeroed
-         * the data, just do nothing on failure.
+         * The default is zero, and since the allocation above zeroed the data,
+         * just do nothing on failure.
          */
         if (ACPI_SUCCESS(status)) {
                 pci_id->device = ACPI_HIWORD(ACPI_LODWORD(pci_value));
@@ -382,9 +383,8 @@ static u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node)
         struct acpi_compatible_id_list *cid;
         u32 i;
 
-        /*
-         * Get the _HID and check for a PCI Root Bridge
-         */
+        /* Get the _HID and check for a PCI Root Bridge */
+
         status = acpi_ut_execute_HID(node, &hid);
         if (ACPI_FAILURE(status)) {
                 return (FALSE);
@@ -394,10 +394,8 @@ static u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node)
                 return (TRUE);
         }
 
-        /*
-         * The _HID did not match.
-         * Get the _CID and check for a PCI Root Bridge
-         */
+        /* The _HID did not match. Get the _CID and check for a PCI Root Bridge */
+
         status = acpi_ut_execute_CID(node, &cid);
         if (ACPI_FAILURE(status)) {
                 return (FALSE);
@@ -516,9 +514,9 @@ acpi_ev_default_region_setup(acpi_handle handle,
  *              Get the appropriate address space handler for a newly
  *              created region.
  *
- *              This also performs address space specific initialization.  For
+ *              This also performs address space specific initialization. For
  *              example, PCI regions must have an _ADR object that contains
- *              a PCI address in the scope of the definition.  This address is
+ *              a PCI address in the scope of the definition. This address is
  *              required to perform an access to PCI config space.
  *
  * MUTEX:       Interpreter should be unlocked, because we may run the _REG
@@ -572,7 +570,7 @@ acpi_ev_initialize_region(union acpi_operand_object *region_obj,
         if (ACPI_SUCCESS(status)) {
                 /*
                  * The _REG method is optional and there can be only one per region
-                 * definition.  This will be executed when the handler is attached
+                 * definition. This will be executed when the handler is attached
                  * or removed
                  */
                 region_obj2->extra.method_REG = method_node;
@@ -670,10 +668,8 @@ acpi_ev_initialize_region(union acpi_operand_object *region_obj,
                         }
                 }
 
-                /*
-                 * This node does not have the handler we need;
-                 * Pop up one level
-                 */
+                /* This node does not have the handler we need; Pop up one level */
+
                 node = acpi_ns_get_parent_node(node);
         }
 
diff --git a/drivers/acpi/events/evsci.c b/drivers/acpi/acpica/evsci.c
index 2a8b77877610..567b356c85af 100644
--- a/drivers/acpi/events/evsci.c
+++ b/drivers/acpi/acpica/evsci.c
@@ -43,7 +43,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acevents.h>
+#include "accommon.h"
+#include "acevents.h"
 
 #define _COMPONENT          ACPI_EVENTS
 ACPI_MODULE_NAME("evsci")
@@ -115,10 +116,8 @@ u32 ACPI_SYSTEM_XFACE acpi_ev_gpe_xrupt_handler(void *context)
          * if this interrupt handler is installed, ACPI is enabled.
          */
 
-        /*
-         * GPEs:
-         * Check for and dispatch any GPEs that have occurred
-         */
+        /* GPEs: Check for and dispatch any GPEs that have occurred */
+
         interrupt_handled |= acpi_ev_gpe_detect(gpe_xrupt_list);
 
         return_UINT32(interrupt_handled);
@@ -158,11 +157,11 @@ u32 acpi_ev_install_sci_handler(void)
  * RETURN:      E_OK if handler uninstalled OK, E_ERROR if handler was not
  *              installed to begin with
  *
- * DESCRIPTION: Remove the SCI interrupt handler.  No further SCIs will be
+ * DESCRIPTION: Remove the SCI interrupt handler. No further SCIs will be
  *              taken.
  *
  * Note:  It doesn't seem important to disable all events or set the event
- *        enable registers to their original values.  The OS should disable
+ *        enable registers to their original values. The OS should disable
  *        the SCI interrupt level when the handler is removed, so no more
  *        events will come in.
  *
diff --git a/drivers/acpi/events/evxface.c b/drivers/acpi/acpica/evxface.c
index 94a6efe020be..3aca9010a11e 100644
--- a/drivers/acpi/events/evxface.c
+++ b/drivers/acpi/acpica/evxface.c
@@ -42,9 +42,10 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acevents.h>
-#include <acpi/acinterp.h>
+#include "accommon.h"
+#include "acnamesp.h"
+#include "acevents.h"
+#include "acinterp.h"
 
 #define _COMPONENT          ACPI_EVENTS
 ACPI_MODULE_NAME("evxface")
@@ -267,7 +268,7 @@ acpi_install_notify_handler(acpi_handle device,
         /*
          * Root Object:
          * Registering a notify handler on the root object indicates that the
-         * caller wishes to receive notifications for all objects.  Note that
+         * caller wishes to receive notifications for all objects. Note that
          * only one <external> global handler can be regsitered (per notify type).
          */
         if (device == ACPI_ROOT_OBJECT) {
diff --git a/drivers/acpi/events/evxfevnt.c b/drivers/acpi/acpica/evxfevnt.c
index 41554f736b68..35485e4b60a6 100644
--- a/drivers/acpi/events/evxfevnt.c
+++ b/drivers/acpi/acpica/evxfevnt.c
@@ -42,13 +42,19 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acevents.h>
-#include <acpi/acnamesp.h>
-#include <acpi/actables.h>
+#include "accommon.h"
+#include "acevents.h"
+#include "acnamesp.h"
+#include "actables.h"
 
 #define _COMPONENT          ACPI_EVENTS
 ACPI_MODULE_NAME("evxfevnt")
 
+/* Local prototypes */
+acpi_status
+acpi_ev_get_gpe_device(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
+                       struct acpi_gpe_block_info *gpe_block, void *context);
+
 /*******************************************************************************
  *
  * FUNCTION:    acpi_enable
@@ -60,6 +66,7 @@ ACPI_MODULE_NAME("evxfevnt")
  * DESCRIPTION: Transfers the system into ACPI mode.
  *
  ******************************************************************************/
+
 acpi_status acpi_enable(void)
 {
         acpi_status status = AE_OK;
@@ -161,8 +168,8 @@ acpi_status acpi_enable_event(u32 event, u32 flags)
         }
 
         /*
-         * Enable the requested fixed event (by writing a one to the
-         * enable register bit)
+         * Enable the requested fixed event (by writing a one to the enable
+         * register bit)
          */
         status =
             acpi_set_register(acpi_gbl_fixed_event_info[event].
@@ -343,8 +350,8 @@ acpi_status acpi_disable_event(u32 event, u32 flags)
         }
 
         /*
-         * Disable the requested fixed event (by writing a zero to the
-         * enable register bit)
+         * Disable the requested fixed event (by writing a zero to the enable
+         * register bit)
          */
         status =
             acpi_set_register(acpi_gbl_fixed_event_info[event].
@@ -396,8 +403,8 @@ acpi_status acpi_clear_event(u32 event)
         }
 
         /*
-         * Clear the requested fixed event (By writing a one to the
-         * status register bit)
+         * Clear the requested fixed event (By writing a one to the status
+         * register bit)
          */
         status =
             acpi_set_register(acpi_gbl_fixed_event_info[event].
@@ -717,3 +724,148 @@ acpi_status acpi_remove_gpe_block(acpi_handle gpe_device)
 }
 
 ACPI_EXPORT_SYMBOL(acpi_remove_gpe_block)
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_get_gpe_device
+ *
+ * PARAMETERS:  Index               - System GPE index (0-current_gpe_count)
+ *              gpe_device          - Where the parent GPE Device is returned
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: Obtain the GPE device associated with the input index. A NULL
+ *              gpe device indicates that the gpe number is contained in one of
+ *              the FADT-defined gpe blocks. Otherwise, the GPE block device.
+ *
+ ******************************************************************************/
+acpi_status
+acpi_get_gpe_device(u32 index, acpi_handle *gpe_device)
+{
+        struct acpi_gpe_device_info info;
+        acpi_status status;
+
+        ACPI_FUNCTION_TRACE(acpi_get_gpe_device);
+
+        if (!gpe_device) {
+                return_ACPI_STATUS(AE_BAD_PARAMETER);
+        }
+
+        if (index >= acpi_current_gpe_count) {
+                return_ACPI_STATUS(AE_NOT_EXIST);
+        }
+
+        /* Setup and walk the GPE list */
+
+        info.index = index;
+        info.status = AE_NOT_EXIST;
+        info.gpe_device = NULL;
+        info.next_block_base_index = 0;
+
+        status = acpi_ev_walk_gpe_list(acpi_ev_get_gpe_device, &info);
+        if (ACPI_FAILURE(status)) {
+                return_ACPI_STATUS(status);
+        }
+
+        *gpe_device = info.gpe_device;
+        return_ACPI_STATUS(info.status);
+}
+
+ACPI_EXPORT_SYMBOL(acpi_get_gpe_device)
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ev_get_gpe_device
+ *
+ * PARAMETERS:  GPE_WALK_CALLBACK
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: Matches the input GPE index (0-current_gpe_count) with a GPE
+ *              block device. NULL if the GPE is one of the FADT-defined GPEs.
+ *
+ ******************************************************************************/
+acpi_status
+acpi_ev_get_gpe_device(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
+                       struct acpi_gpe_block_info *gpe_block, void *context)
+{
+        struct acpi_gpe_device_info *info = context;
+
+        /* Increment Index by the number of GPEs in this block */
+
+        info->next_block_base_index +=
+            (gpe_block->register_count * ACPI_GPE_REGISTER_WIDTH);
+
+        if (info->index < info->next_block_base_index) {
+                /*
+                 * The GPE index is within this block, get the node. Leave the node
+                 * NULL for the FADT-defined GPEs
+                 */
+                if ((gpe_block->node)->type == ACPI_TYPE_DEVICE) {
+                        info->gpe_device = gpe_block->node;
+                }
+
+                info->status = AE_OK;
+                return (AE_CTRL_END);
+        }
+
+        return (AE_OK);
+}
+
+/******************************************************************************
+ *
+ * FUNCTION:    acpi_disable_all_gpes
+ *
+ * PARAMETERS:  None
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: Disable and clear all GPEs in all GPE blocks
+ *
+ ******************************************************************************/
+
+acpi_status acpi_disable_all_gpes(void)
+{
+        acpi_status status;
+
+        ACPI_FUNCTION_TRACE(acpi_disable_all_gpes);
+
+        status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
+        if (ACPI_FAILURE(status)) {
+                return_ACPI_STATUS(status);
+        }
+
+        status = acpi_hw_disable_all_gpes();
+        (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
+
+        return_ACPI_STATUS(status);
+}
+
+/******************************************************************************
+ *
+ * FUNCTION:    acpi_enable_all_runtime_gpes
+ *
+ * PARAMETERS:  None
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: Enable all "runtime" GPEs, in all GPE blocks
+ *
+ ******************************************************************************/
+
+acpi_status acpi_enable_all_runtime_gpes(void)
+{
+        acpi_status status;
+
+        ACPI_FUNCTION_TRACE(acpi_enable_all_runtime_gpes);
+
+        status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
+        if (ACPI_FAILURE(status)) {
+                return_ACPI_STATUS(status);
+        }
+
+        status = acpi_hw_enable_all_runtime_gpes();
+        (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
+
+        return_ACPI_STATUS(status);
+}
diff --git a/drivers/acpi/events/evxfregn.c b/drivers/acpi/acpica/evxfregn.c
index e8750807e57d..479e7a3721be 100644
--- a/drivers/acpi/events/evxfregn.c
+++ b/drivers/acpi/acpica/evxfregn.c
@@ -43,8 +43,9 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acevents.h>
+#include "accommon.h"
+#include "acnamesp.h"
+#include "acevents.h"
 
 #define _COMPONENT          ACPI_EVENTS
 ACPI_MODULE_NAME("evxfregn")
diff --git a/drivers/acpi/executer/exconfig.c b/drivers/acpi/acpica/exconfig.c
index 74da6fa52ef1..932bbc26aa04 100644
--- a/drivers/acpi/executer/exconfig.c
+++ b/drivers/acpi/acpica/exconfig.c
@@ -42,10 +42,11 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acinterp.h>
-#include <acpi/acnamesp.h>
-#include <acpi/actables.h>
-#include <acpi/acdispat.h>
+#include "accommon.h"
+#include "acinterp.h"
+#include "acnamesp.h"
+#include "actables.h"
+#include "acdispat.h"
 
 #define _COMPONENT          ACPI_EXECUTER
 ACPI_MODULE_NAME("exconfig")
diff --git a/drivers/acpi/executer/exconvrt.c b/drivers/acpi/acpica/exconvrt.c
index 1d1f35adddde..0be10188316e 100644
--- a/drivers/acpi/executer/exconvrt.c
+++ b/drivers/acpi/acpica/exconvrt.c
@@ -42,8 +42,9 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acinterp.h>
-#include <acpi/amlcode.h>
+#include "accommon.h"
+#include "acinterp.h"
+#include "amlcode.h"
 
 #define _COMPONENT          ACPI_EXECUTER
 ACPI_MODULE_NAME("exconvrt")
diff --git a/drivers/acpi/executer/excreate.c b/drivers/acpi/acpica/excreate.c
index ad09696d5069..a57ad2564ab0 100644
--- a/drivers/acpi/executer/excreate.c
+++ b/drivers/acpi/acpica/excreate.c
@@ -42,9 +42,10 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acinterp.h>
-#include <acpi/amlcode.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acinterp.h"
+#include "amlcode.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_EXECUTER
 ACPI_MODULE_NAME("excreate")
diff --git a/drivers/acpi/executer/exdump.c b/drivers/acpi/acpica/exdump.c
index d087a7d28aa5..aa313574b0df 100644
--- a/drivers/acpi/executer/exdump.c
+++ b/drivers/acpi/acpica/exdump.c
@@ -42,9 +42,10 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acinterp.h>
-#include <acpi/amlcode.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acinterp.h"
+#include "amlcode.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_EXECUTER
 ACPI_MODULE_NAME("exdump")
diff --git a/drivers/acpi/executer/exfield.c b/drivers/acpi/acpica/exfield.c
index 3e440d84226a..a352d0233857 100644
--- a/drivers/acpi/executer/exfield.c
+++ b/drivers/acpi/acpica/exfield.c
@@ -42,8 +42,9 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acdispat.h>
-#include <acpi/acinterp.h>
+#include "accommon.h"
+#include "acdispat.h"
+#include "acinterp.h"
 
 #define _COMPONENT          ACPI_EXECUTER
 ACPI_MODULE_NAME("exfield")
diff --git a/drivers/acpi/executer/exfldio.c b/drivers/acpi/acpica/exfldio.c
index 9ff9d1f4615d..ef58ac4e687b 100644
--- a/drivers/acpi/executer/exfldio.c
+++ b/drivers/acpi/acpica/exfldio.c
@@ -42,10 +42,11 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acinterp.h>
-#include <acpi/amlcode.h>
-#include <acpi/acevents.h>
-#include <acpi/acdispat.h>
+#include "accommon.h"
+#include "acinterp.h"
+#include "amlcode.h"
+#include "acevents.h"
+#include "acdispat.h"
 
 #define _COMPONENT          ACPI_EXECUTER
 ACPI_MODULE_NAME("exfldio")
@@ -498,14 +499,13 @@ acpi_ex_field_datum_io(union acpi_operand_object *obj_desc,
                         return_ACPI_STATUS(status);
                 }
 
-                ACPI_DEBUG_PRINT((ACPI_DB_BFIELD,
-                                  "I/O to Data Register: ValuePtr %p\n",
-                                  value));
-
                 if (read_write == ACPI_READ) {
 
                         /* Read the datum from the data_register */
 
+                        ACPI_DEBUG_PRINT((ACPI_DB_BFIELD,
+                                          "Read from Data Register\n"));
+
                         status =
                             acpi_ex_extract_from_field(obj_desc->index_field.
                                                        data_obj, value,
@@ -513,6 +513,10 @@ acpi_ex_field_datum_io(union acpi_operand_object *obj_desc,
                 } else {
                         /* Write the datum to the data_register */
 
+                        ACPI_DEBUG_PRINT((ACPI_DB_BFIELD,
+                                          "Write to Data Register: Value %8.8X%8.8X\n",
+                                          ACPI_FORMAT_UINT64(*value)));
+
                         status =
                             acpi_ex_insert_into_field(obj_desc->index_field.
                                                       data_obj, value,
diff --git a/drivers/acpi/executer/exmisc.c b/drivers/acpi/acpica/exmisc.c
index efb191340059..6b0747ac683b 100644
--- a/drivers/acpi/executer/exmisc.c
+++ b/drivers/acpi/acpica/exmisc.c
@@ -43,9 +43,10 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acinterp.h>
-#include <acpi/amlcode.h>
-#include <acpi/amlresrc.h>
+#include "accommon.h"
+#include "acinterp.h"
+#include "amlcode.h"
+#include "amlresrc.h"
 
 #define _COMPONENT          ACPI_EXECUTER
 ACPI_MODULE_NAME("exmisc")
diff --git a/drivers/acpi/executer/exmutex.c b/drivers/acpi/acpica/exmutex.c
index a8bf3d713e28..d301c1f363ef 100644
--- a/drivers/acpi/executer/exmutex.c
+++ b/drivers/acpi/acpica/exmutex.c
@@ -43,8 +43,9 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acinterp.h>
-#include <acpi/acevents.h>
+#include "accommon.h"
+#include "acinterp.h"
+#include "acevents.h"
 
 #define _COMPONENT          ACPI_EXECUTER
 ACPI_MODULE_NAME("exmutex")
diff --git a/drivers/acpi/executer/exnames.c b/drivers/acpi/acpica/exnames.c
index 817e67be3697..ffdae122d94a 100644
--- a/drivers/acpi/executer/exnames.c
+++ b/drivers/acpi/acpica/exnames.c
@@ -43,8 +43,9 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acinterp.h>
-#include <acpi/amlcode.h>
+#include "accommon.h"
+#include "acinterp.h"
+#include "amlcode.h"
 
 #define _COMPONENT          ACPI_EXECUTER
 ACPI_MODULE_NAME("exnames")
diff --git a/drivers/acpi/executer/exoparg1.c b/drivers/acpi/acpica/exoparg1.c
index f622f9eac8a1..b530480cc7d5 100644
--- a/drivers/acpi/executer/exoparg1.c
+++ b/drivers/acpi/acpica/exoparg1.c
@@ -43,11 +43,12 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acparser.h>
-#include <acpi/acdispat.h>
-#include <acpi/acinterp.h>
-#include <acpi/amlcode.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acparser.h"
+#include "acdispat.h"
+#include "acinterp.h"
+#include "amlcode.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_EXECUTER
 ACPI_MODULE_NAME("exoparg1")
diff --git a/drivers/acpi/executer/exoparg2.c b/drivers/acpi/acpica/exoparg2.c
index 368def5dffce..0b4f513ca885 100644
--- a/drivers/acpi/executer/exoparg2.c
+++ b/drivers/acpi/acpica/exoparg2.c
@@ -42,10 +42,11 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acparser.h>
-#include <acpi/acinterp.h>
-#include <acpi/acevents.h>
-#include <acpi/amlcode.h>
+#include "accommon.h"
+#include "acparser.h"
+#include "acinterp.h"
+#include "acevents.h"
+#include "amlcode.h"
 
 #define _COMPONENT          ACPI_EXECUTER
 ACPI_MODULE_NAME("exoparg2")
diff --git a/drivers/acpi/executer/exoparg3.c b/drivers/acpi/acpica/exoparg3.c
index 9cb4197681af..c6520bbf882b 100644
--- a/drivers/acpi/executer/exoparg3.c
+++ b/drivers/acpi/acpica/exoparg3.c
@@ -43,9 +43,10 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acinterp.h>
-#include <acpi/acparser.h>
-#include <acpi/amlcode.h>
+#include "accommon.h"
+#include "acinterp.h"
+#include "acparser.h"
+#include "amlcode.h"
 
 #define _COMPONENT          ACPI_EXECUTER
 ACPI_MODULE_NAME("exoparg3")
diff --git a/drivers/acpi/executer/exoparg6.c b/drivers/acpi/acpica/exoparg6.c
index 67d48737af53..ae43f7670a6c 100644
--- a/drivers/acpi/executer/exoparg6.c
+++ b/drivers/acpi/acpica/exoparg6.c
@@ -43,9 +43,10 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acinterp.h>
-#include <acpi/acparser.h>
-#include <acpi/amlcode.h>
+#include "accommon.h"
+#include "acinterp.h"
+#include "acparser.h"
+#include "amlcode.h"
 
 #define _COMPONENT          ACPI_EXECUTER
 ACPI_MODULE_NAME("exoparg6")
diff --git a/drivers/acpi/executer/exprep.c b/drivers/acpi/acpica/exprep.c
index 5d438c32989d..33c66eb3ae39 100644
--- a/drivers/acpi/executer/exprep.c
+++ b/drivers/acpi/acpica/exprep.c
@@ -43,9 +43,10 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acinterp.h>
-#include <acpi/amlcode.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acinterp.h"
+#include "amlcode.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_EXECUTER
 ACPI_MODULE_NAME("exprep")
diff --git a/drivers/acpi/executer/exregion.c b/drivers/acpi/acpica/exregion.c
index 7a41c409ae4d..76ec8ff903b8 100644
--- a/drivers/acpi/executer/exregion.c
+++ b/drivers/acpi/acpica/exregion.c
@@ -43,7 +43,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acinterp.h>
+#include "accommon.h"
+#include "acinterp.h"
 
 #define _COMPONENT          ACPI_EXECUTER
 ACPI_MODULE_NAME("exregion")
diff --git a/drivers/acpi/executer/exresnte.c b/drivers/acpi/acpica/exresnte.c
index 423ad3635f3d..a063a74006f6 100644
--- a/drivers/acpi/executer/exresnte.c
+++ b/drivers/acpi/acpica/exresnte.c
@@ -43,9 +43,10 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acdispat.h>
-#include <acpi/acinterp.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acdispat.h"
+#include "acinterp.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_EXECUTER
 ACPI_MODULE_NAME("exresnte")
diff --git a/drivers/acpi/executer/exresolv.c b/drivers/acpi/acpica/exresolv.c
index 89571b92a522..3673d2b2c4ac 100644
--- a/drivers/acpi/executer/exresolv.c
+++ b/drivers/acpi/acpica/exresolv.c
@@ -43,10 +43,11 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/amlcode.h>
-#include <acpi/acdispat.h>
-#include <acpi/acinterp.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "amlcode.h"
+#include "acdispat.h"
+#include "acinterp.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_EXECUTER
 ACPI_MODULE_NAME("exresolv")
diff --git a/drivers/acpi/executer/exresop.c b/drivers/acpi/acpica/exresop.c
index 0bb82593da72..3c3802764bfb 100644
--- a/drivers/acpi/executer/exresop.c
+++ b/drivers/acpi/acpica/exresop.c
@@ -43,10 +43,11 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/amlcode.h>
-#include <acpi/acparser.h>
-#include <acpi/acinterp.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "amlcode.h"
+#include "acparser.h"
+#include "acinterp.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_EXECUTER
 ACPI_MODULE_NAME("exresop")
diff --git a/drivers/acpi/executer/exstore.c b/drivers/acpi/acpica/exstore.c
index 3318df4cbd98..7c6d7e53e41e 100644
--- a/drivers/acpi/executer/exstore.c
+++ b/drivers/acpi/acpica/exstore.c
@@ -43,10 +43,11 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acdispat.h>
-#include <acpi/acinterp.h>
-#include <acpi/amlcode.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acdispat.h"
+#include "acinterp.h"
+#include "amlcode.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_EXECUTER
 ACPI_MODULE_NAME("exstore")
diff --git a/drivers/acpi/executer/exstoren.c b/drivers/acpi/acpica/exstoren.c
index eef61a00803e..145d15305f70 100644
--- a/drivers/acpi/executer/exstoren.c
+++ b/drivers/acpi/acpica/exstoren.c
@@ -44,8 +44,9 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acinterp.h>
-#include <acpi/amlcode.h>
+#include "accommon.h"
+#include "acinterp.h"
+#include "amlcode.h"
 
 #define _COMPONENT          ACPI_EXECUTER
 ACPI_MODULE_NAME("exstoren")
diff --git a/drivers/acpi/executer/exstorob.c b/drivers/acpi/acpica/exstorob.c
index 9a75ff09fb0c..67340cc70142 100644
--- a/drivers/acpi/executer/exstorob.c
+++ b/drivers/acpi/acpica/exstorob.c
@@ -43,7 +43,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acinterp.h>
+#include "accommon.h"
+#include "acinterp.h"
 
 #define _COMPONENT          ACPI_EXECUTER
 ACPI_MODULE_NAME("exstorob")
diff --git a/drivers/acpi/executer/exsystem.c b/drivers/acpi/acpica/exsystem.c
index 68990f1df371..3d00b9357233 100644
--- a/drivers/acpi/executer/exsystem.c
+++ b/drivers/acpi/acpica/exsystem.c
@@ -43,7 +43,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acinterp.h>
+#include "accommon.h"
+#include "acinterp.h"
 
 #define _COMPONENT          ACPI_EXECUTER
 ACPI_MODULE_NAME("exsystem")
diff --git a/drivers/acpi/executer/exutils.c b/drivers/acpi/acpica/exutils.c
index 86c03880b523..32b85d68e756 100644
--- a/drivers/acpi/executer/exutils.c
+++ b/drivers/acpi/acpica/exutils.c
@@ -59,8 +59,9 @@
 #define DEFINE_AML_GLOBALS
 
 #include <acpi/acpi.h>
-#include <acpi/acinterp.h>
-#include <acpi/amlcode.h>
+#include "accommon.h"
+#include "acinterp.h"
+#include "amlcode.h"
 
 #define _COMPONENT          ACPI_EXECUTER
 ACPI_MODULE_NAME("exutils")
diff --git a/drivers/acpi/hardware/hwacpi.c b/drivers/acpi/acpica/hwacpi.c
index 816894ea839e..a9d4fea4167f 100644
--- a/drivers/acpi/hardware/hwacpi.c
+++ b/drivers/acpi/acpica/hwacpi.c
@@ -43,6 +43,7 @@
  */
 
 #include <acpi/acpi.h>
+#include "accommon.h"
 
 #define _COMPONENT          ACPI_HARDWARE
 ACPI_MODULE_NAME("hwacpi")
diff --git a/drivers/acpi/hardware/hwgpe.c b/drivers/acpi/acpica/hwgpe.c
index 0b80db9d9197..2013b66745d2 100644
--- a/drivers/acpi/hardware/hwgpe.c
+++ b/drivers/acpi/acpica/hwgpe.c
@@ -43,7 +43,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acevents.h>
+#include "accommon.h"
+#include "acevents.h"
 
 #define _COMPONENT          ACPI_HARDWARE
 ACPI_MODULE_NAME("hwgpe")
@@ -51,7 +52,8 @@ ACPI_MODULE_NAME("hwgpe")
 /* Local prototypes */
 static acpi_status
 acpi_hw_enable_wakeup_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
-                                struct acpi_gpe_block_info *gpe_block);
+                                struct acpi_gpe_block_info *gpe_block,
+                                void *context);
 
 /******************************************************************************
  *
@@ -80,8 +82,7 @@ acpi_status acpi_hw_low_disable_gpe(struct acpi_gpe_event_info *gpe_event_info)
 
         /* Get current value of the enable register that contains this GPE */
 
-        status = acpi_hw_low_level_read(ACPI_GPE_REGISTER_WIDTH, &enable_mask,
-                                        &gpe_register_info->enable_address);
+        status = acpi_read(&enable_mask, &gpe_register_info->enable_address);
         if (ACPI_FAILURE(status)) {
                 return (status);
         }
@@ -95,9 +96,7 @@ acpi_status acpi_hw_low_disable_gpe(struct acpi_gpe_event_info *gpe_event_info)
 
         /* Write the updated enable mask */
 
-        status = acpi_hw_low_level_write(ACPI_GPE_REGISTER_WIDTH, enable_mask,
-                                         &gpe_register_info->enable_address);
-
+        status = acpi_write(enable_mask, &gpe_register_info->enable_address);
         return (status);
 }
 
@@ -132,8 +131,8 @@ acpi_hw_write_gpe_enable_reg(struct acpi_gpe_event_info * gpe_event_info)
 
         /* Write the entire GPE (runtime) enable register */
 
-        status = acpi_hw_low_level_write(8, gpe_register_info->enable_for_run,
-                                         &gpe_register_info->enable_address);
+        status = acpi_write(gpe_register_info->enable_for_run,
+                            &gpe_register_info->enable_address);
 
         return (status);
 }
@@ -166,9 +165,8 @@ acpi_status acpi_hw_clear_gpe(struct acpi_gpe_event_info * gpe_event_info)
          * Write a one to the appropriate bit in the status register to
          * clear this GPE.
          */
-        status = acpi_hw_low_level_write(8, register_bit,
-                                         &gpe_event_info->register_info->
-                                         status_address);
+        status = acpi_write(register_bit,
+                            &gpe_event_info->register_info->status_address);
 
         return (status);
 }
@@ -227,9 +225,7 @@ acpi_hw_get_gpe_status(struct acpi_gpe_event_info * gpe_event_info,
 
         /* GPE currently active (status bit == 1)? */
 
-        status =
-            acpi_hw_low_level_read(8, &in_byte,
-                                   &gpe_register_info->status_address);
+        status = acpi_read(&in_byte, &gpe_register_info->status_address);
         if (ACPI_FAILURE(status)) {
                 goto unlock_and_exit;
         }
@@ -260,8 +256,8 @@ acpi_hw_get_gpe_status(struct acpi_gpe_event_info * gpe_event_info,
  ******************************************************************************/
 
 acpi_status
-acpi_hw_disable_gpe_block(struct acpi_gpe_xrupt_info * gpe_xrupt_info,
-                          struct acpi_gpe_block_info * gpe_block)
+acpi_hw_disable_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
+                          struct acpi_gpe_block_info *gpe_block, void *context)
 {
         u32 i;
         acpi_status status;
@@ -272,9 +268,9 @@ acpi_hw_disable_gpe_block(struct acpi_gpe_xrupt_info * gpe_xrupt_info,
 
                 /* Disable all GPEs in this register */
 
-                status = acpi_hw_low_level_write(8, 0x00,
-                                                 &gpe_block->register_info[i].
-                                                 enable_address);
+                status =
+                    acpi_write(0x00,
+                               &gpe_block->register_info[i].enable_address);
                 if (ACPI_FAILURE(status)) {
                         return (status);
                 }
@@ -297,8 +293,8 @@ acpi_hw_disable_gpe_block(struct acpi_gpe_xrupt_info * gpe_xrupt_info,
  ******************************************************************************/
 
 acpi_status
-acpi_hw_clear_gpe_block(struct acpi_gpe_xrupt_info * gpe_xrupt_info,
-                        struct acpi_gpe_block_info * gpe_block)
+acpi_hw_clear_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
+                        struct acpi_gpe_block_info *gpe_block, void *context)
 {
         u32 i;
         acpi_status status;
@@ -309,9 +305,9 @@ acpi_hw_clear_gpe_block(struct acpi_gpe_xrupt_info * gpe_xrupt_info,
 
                 /* Clear status on all GPEs in this register */
 
-                status = acpi_hw_low_level_write(8, 0xFF,
-                                                 &gpe_block->register_info[i].
-                                                 status_address);
+                status =
+                    acpi_write(0xFF,
+                               &gpe_block->register_info[i].status_address);
                 if (ACPI_FAILURE(status)) {
                         return (status);
                 }
@@ -335,8 +331,8 @@ acpi_hw_clear_gpe_block(struct acpi_gpe_xrupt_info * gpe_xrupt_info,
  ******************************************************************************/
 
 acpi_status
-acpi_hw_enable_runtime_gpe_block(struct acpi_gpe_xrupt_info * gpe_xrupt_info,
-                                 struct acpi_gpe_block_info * gpe_block)
+acpi_hw_enable_runtime_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
+                                 struct acpi_gpe_block_info *gpe_block, void *context)
 {
         u32 i;
         acpi_status status;
@@ -352,12 +348,9 @@ acpi_hw_enable_runtime_gpe_block(struct acpi_gpe_xrupt_info * gpe_xrupt_info,
 
                 /* Enable all "runtime" GPEs in this register */
 
-                status =
-                    acpi_hw_low_level_write(8,
-                                            gpe_block->register_info[i].
-                                            enable_for_run,
-                                            &gpe_block->register_info[i].
-                                            enable_address);
+                status = acpi_write(gpe_block->register_info[i].enable_for_run,
+                                    &gpe_block->register_info[i].
+                                    enable_address);
                 if (ACPI_FAILURE(status)) {
                         return (status);
                 }
@@ -382,7 +375,8 @@ acpi_hw_enable_runtime_gpe_block(struct acpi_gpe_xrupt_info * gpe_xrupt_info,
 
 static acpi_status
 acpi_hw_enable_wakeup_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
-                                struct acpi_gpe_block_info *gpe_block)
+                                struct acpi_gpe_block_info *gpe_block,
+                                void *context)
 {
         u32 i;
         acpi_status status;
@@ -396,11 +390,9 @@ acpi_hw_enable_wakeup_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
 
                 /* Enable all "wake" GPEs in this register */
 
-                status = acpi_hw_low_level_write(8,
-                                                 gpe_block->register_info[i].
-                                                 enable_for_wake,
-                                                 &gpe_block->register_info[i].
-                                                 enable_address);
+                status = acpi_write(gpe_block->register_info[i].enable_for_wake,
+                                    &gpe_block->register_info[i].
+                                    enable_address);
                 if (ACPI_FAILURE(status)) {
                         return (status);
                 }
@@ -427,8 +419,8 @@ acpi_status acpi_hw_disable_all_gpes(void)
 
         ACPI_FUNCTION_TRACE(hw_disable_all_gpes);
 
-        status = acpi_ev_walk_gpe_list(acpi_hw_disable_gpe_block);
-        status = acpi_ev_walk_gpe_list(acpi_hw_clear_gpe_block);
+        status = acpi_ev_walk_gpe_list(acpi_hw_disable_gpe_block, NULL);
+        status = acpi_ev_walk_gpe_list(acpi_hw_clear_gpe_block, NULL);
         return_ACPI_STATUS(status);
 }
 
@@ -450,7 +442,7 @@ acpi_status acpi_hw_enable_all_runtime_gpes(void)
 
         ACPI_FUNCTION_TRACE(hw_enable_all_runtime_gpes);
 
-        status = acpi_ev_walk_gpe_list(acpi_hw_enable_runtime_gpe_block);
+        status = acpi_ev_walk_gpe_list(acpi_hw_enable_runtime_gpe_block, NULL);
         return_ACPI_STATUS(status);
 }
 
@@ -472,6 +464,6 @@ acpi_status acpi_hw_enable_all_wakeup_gpes(void)
 
         ACPI_FUNCTION_TRACE(hw_enable_all_wakeup_gpes);
 
-        status = acpi_ev_walk_gpe_list(acpi_hw_enable_wakeup_gpe_block);
+        status = acpi_ev_walk_gpe_list(acpi_hw_enable_wakeup_gpe_block, NULL);
         return_ACPI_STATUS(status);
 }
diff --git a/drivers/acpi/acpica/hwregs.c b/drivers/acpi/acpica/hwregs.c
new file mode 100644
index 000000000000..4dc43b018517
--- /dev/null
+++ b/drivers/acpi/acpica/hwregs.c
@@ -0,0 +1,353 @@
+
+/*******************************************************************************
+ *
+ * Module Name: hwregs - Read/write access functions for the various ACPI
+ *                       control and status registers.
+ *
+ ******************************************************************************/
+
+/*
+ * Copyright (C) 2000 - 2008, Intel Corp.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions, and the following disclaimer,
+ *    without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ *    substantially similar to the "NO WARRANTY" disclaimer below
+ *    ("Disclaimer") and any redistribution must be conditioned upon
+ *    including a substantially similar Disclaimer requirement for further
+ *    binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ *    of any contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ */
+
+#include <acpi/acpi.h>
+#include "accommon.h"
+#include "acnamesp.h"
+#include "acevents.h"
+
+#define _COMPONENT          ACPI_HARDWARE
+ACPI_MODULE_NAME("hwregs")
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_hw_clear_acpi_status
+ *
+ * PARAMETERS:  None
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: Clears all fixed and general purpose status bits
+ *              THIS FUNCTION MUST BE CALLED WITH INTERRUPTS DISABLED
+ *
+ ******************************************************************************/
+acpi_status acpi_hw_clear_acpi_status(void)
+{
+        acpi_status status;
+        acpi_cpu_flags lock_flags = 0;
+
+        ACPI_FUNCTION_TRACE(hw_clear_acpi_status);
+
+        ACPI_DEBUG_PRINT((ACPI_DB_IO, "About to write %04X to %04X\n",
+                          ACPI_BITMASK_ALL_FIXED_STATUS,
+                          (u16) acpi_gbl_FADT.xpm1a_event_block.address));
+
+        lock_flags = acpi_os_acquire_lock(acpi_gbl_hardware_lock);
+
+        status = acpi_hw_register_write(ACPI_REGISTER_PM1_STATUS,
+                                        ACPI_BITMASK_ALL_FIXED_STATUS);
+        if (ACPI_FAILURE(status)) {
+                goto unlock_and_exit;
+        }
+
+        /* Clear the fixed events */
+
+        if (acpi_gbl_FADT.xpm1b_event_block.address) {
+                status = acpi_write(ACPI_BITMASK_ALL_FIXED_STATUS,
+                                    &acpi_gbl_FADT.xpm1b_event_block);
+                if (ACPI_FAILURE(status)) {
+                        goto unlock_and_exit;
+                }
+        }
+
+        /* Clear the GPE Bits in all GPE registers in all GPE blocks */
+
+        status = acpi_ev_walk_gpe_list(acpi_hw_clear_gpe_block, NULL);
+
+      unlock_and_exit:
+        acpi_os_release_lock(acpi_gbl_hardware_lock, lock_flags);
+        return_ACPI_STATUS(status);
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_hw_get_register_bit_mask
+ *
+ * PARAMETERS:  register_id         - Index of ACPI Register to access
+ *
+ * RETURN:      The bitmask to be used when accessing the register
+ *
+ * DESCRIPTION: Map register_id into a register bitmask.
+ *
+ ******************************************************************************/
+
+struct acpi_bit_register_info *acpi_hw_get_bit_register_info(u32 register_id)
+{
+        ACPI_FUNCTION_ENTRY();
+
+        if (register_id > ACPI_BITREG_MAX) {
+                ACPI_ERROR((AE_INFO, "Invalid BitRegister ID: %X",
+                            register_id));
+                return (NULL);
+        }
+
+        return (&acpi_gbl_bit_register_info[register_id]);
+}
+
+/******************************************************************************
+ *
+ * FUNCTION:    acpi_hw_register_read
+ *
+ * PARAMETERS:  register_id         - ACPI Register ID
+ *              return_value        - Where the register value is returned
+ *
+ * RETURN:      Status and the value read.
+ *
+ * DESCRIPTION: Read from the specified ACPI register
+ *
+ ******************************************************************************/
+acpi_status
+acpi_hw_register_read(u32 register_id, u32 * return_value)
+{
+        u32 value1 = 0;
+        u32 value2 = 0;
+        acpi_status status;
+
+        ACPI_FUNCTION_TRACE(hw_register_read);
+
+        switch (register_id) {
+        case ACPI_REGISTER_PM1_STATUS:  /* 16-bit access */
+
+                status = acpi_read(&value1, &acpi_gbl_FADT.xpm1a_event_block);
+                if (ACPI_FAILURE(status)) {
+                        goto exit;
+                }
+
+                /* PM1B is optional */
+
+                status = acpi_read(&value2, &acpi_gbl_FADT.xpm1b_event_block);
+                value1 |= value2;
+                break;
+
+        case ACPI_REGISTER_PM1_ENABLE:  /* 16-bit access */
+
+                status = acpi_read(&value1, &acpi_gbl_xpm1a_enable);
+                if (ACPI_FAILURE(status)) {
+                        goto exit;
+                }
+
+                /* PM1B is optional */
+
+                status = acpi_read(&value2, &acpi_gbl_xpm1b_enable);
+                value1 |= value2;
+                break;
+
+        case ACPI_REGISTER_PM1_CONTROL: /* 16-bit access */
+
+                status = acpi_read(&value1, &acpi_gbl_FADT.xpm1a_control_block);
+                if (ACPI_FAILURE(status)) {
+                        goto exit;
+                }
+
+                status = acpi_read(&value2, &acpi_gbl_FADT.xpm1b_control_block);
+                value1 |= value2;
+                break;
+
+        case ACPI_REGISTER_PM2_CONTROL: /* 8-bit access */
+
+                status = acpi_read(&value1, &acpi_gbl_FADT.xpm2_control_block);
+                break;
+
+        case ACPI_REGISTER_PM_TIMER:    /* 32-bit access */
+
+                status = acpi_read(&value1, &acpi_gbl_FADT.xpm_timer_block);
+                break;
+
+        case ACPI_REGISTER_SMI_COMMAND_BLOCK:   /* 8-bit access */
+
+                status =
+                    acpi_os_read_port(acpi_gbl_FADT.smi_command, &value1, 8);
+                break;
+
+        default:
+                ACPI_ERROR((AE_INFO, "Unknown Register ID: %X", register_id));
+                status = AE_BAD_PARAMETER;
+                break;
+        }
+
+      exit:
+
+        if (ACPI_SUCCESS(status)) {
+                *return_value = value1;
+        }
+
+        return_ACPI_STATUS(status);
+}
+
+/******************************************************************************
+ *
+ * FUNCTION:    acpi_hw_register_write
+ *
+ * PARAMETERS:  register_id         - ACPI Register ID
+ *              Value               - The value to write
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: Write to the specified ACPI register
+ *
+ * NOTE: In accordance with the ACPI specification, this function automatically
+ * preserves the value of the following bits, meaning that these bits cannot be
+ * changed via this interface:
+ *
+ * PM1_CONTROL[0] = SCI_EN
+ * PM1_CONTROL[9]
+ * PM1_STATUS[11]
+ *
+ * ACPI References:
+ * 1) Hardware Ignored Bits: When software writes to a register with ignored
+ *      bit fields, it preserves the ignored bit fields
+ * 2) SCI_EN: OSPM always preserves this bit position
+ *
+ ******************************************************************************/
+
+acpi_status acpi_hw_register_write(u32 register_id, u32 value)
+{
+        acpi_status status;
+        u32 read_value;
+
+        ACPI_FUNCTION_TRACE(hw_register_write);
+
+        switch (register_id) {
+        case ACPI_REGISTER_PM1_STATUS:  /* 16-bit access */
+
+                /* Perform a read first to preserve certain bits (per ACPI spec) */
+
+                status = acpi_hw_register_read(ACPI_REGISTER_PM1_STATUS,
+                                               &read_value);
+                if (ACPI_FAILURE(status)) {
+                        goto exit;
+                }
+
+                /* Insert the bits to be preserved */
+
+                ACPI_INSERT_BITS(value, ACPI_PM1_STATUS_PRESERVED_BITS,
+                                 read_value);
+
+                /* Now we can write the data */
+
+                status = acpi_write(value, &acpi_gbl_FADT.xpm1a_event_block);
+                if (ACPI_FAILURE(status)) {
+                        goto exit;
+                }
+
+                /* PM1B is optional */
+
+                status = acpi_write(value, &acpi_gbl_FADT.xpm1b_event_block);
+                break;
+
+        case ACPI_REGISTER_PM1_ENABLE:  /* 16-bit access */
+
+                status = acpi_write(value, &acpi_gbl_xpm1a_enable);
+                if (ACPI_FAILURE(status)) {
+                        goto exit;
+                }
+
+                /* PM1B is optional */
+
+                status = acpi_write(value, &acpi_gbl_xpm1b_enable);
+                break;
+
+        case ACPI_REGISTER_PM1_CONTROL: /* 16-bit access */
+
+                /*
+                 * Perform a read first to preserve certain bits (per ACPI spec)
+                 */
+                status = acpi_hw_register_read(ACPI_REGISTER_PM1_CONTROL,
+                                               &read_value);
+                if (ACPI_FAILURE(status)) {
+                        goto exit;
+                }
+
+                /* Insert the bits to be preserved */
+
+                ACPI_INSERT_BITS(value, ACPI_PM1_CONTROL_PRESERVED_BITS,
+                                 read_value);
+
+                /* Now we can write the data */
+
+                status = acpi_write(value, &acpi_gbl_FADT.xpm1a_control_block);
+                if (ACPI_FAILURE(status)) {
+                        goto exit;
+                }
+
+                status = acpi_write(value, &acpi_gbl_FADT.xpm1b_control_block);
+                break;
+
+        case ACPI_REGISTER_PM1A_CONTROL:        /* 16-bit access */
+
+                status = acpi_write(value, &acpi_gbl_FADT.xpm1a_control_block);
+                break;
+
+        case ACPI_REGISTER_PM1B_CONTROL:        /* 16-bit access */
+
+                status = acpi_write(value, &acpi_gbl_FADT.xpm1b_control_block);
+                break;
+
+        case ACPI_REGISTER_PM2_CONTROL: /* 8-bit access */
+
+                status = acpi_write(value, &acpi_gbl_FADT.xpm2_control_block);
+                break;
+
+        case ACPI_REGISTER_PM_TIMER:    /* 32-bit access */
+
+                status = acpi_write(value, &acpi_gbl_FADT.xpm_timer_block);
+                break;
+
+        case ACPI_REGISTER_SMI_COMMAND_BLOCK:   /* 8-bit access */
+
+                /* SMI_CMD is currently always in IO space */
+
+                status =
+                    acpi_os_write_port(acpi_gbl_FADT.smi_command, value, 8);
+                break;
+
+        default:
+                status = AE_BAD_PARAMETER;
+                break;
+        }
+
+      exit:
+        return_ACPI_STATUS(status);
+}
diff --git a/drivers/acpi/hardware/hwsleep.c b/drivers/acpi/acpica/hwsleep.c
index 25dccdf179b9..a2af2a4f2f26 100644
--- a/drivers/acpi/hardware/hwsleep.c
+++ b/drivers/acpi/acpica/hwsleep.c
@@ -43,7 +43,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/actables.h>
+#include "accommon.h"
+#include "actables.h"
 
 #define _COMPONENT          ACPI_HARDWARE
 ACPI_MODULE_NAME("hwsleep")
@@ -52,31 +53,19 @@ ACPI_MODULE_NAME("hwsleep")
  *
  * FUNCTION:    acpi_set_firmware_waking_vector
  *
- * PARAMETERS:  physical_address    - Physical address of ACPI real mode
+ * PARAMETERS:  physical_address    - 32-bit physical address of ACPI real mode
  *                                    entry point.
  *
  * RETURN:      Status
  *
- * DESCRIPTION: Access function for the firmware_waking_vector field in FACS
+ * DESCRIPTION: Sets the 32-bit firmware_waking_vector field of the FACS
  *
  ******************************************************************************/
 acpi_status
-acpi_set_firmware_waking_vector(acpi_physical_address physical_address)
+acpi_set_firmware_waking_vector(u32 physical_address)
 {
-        struct acpi_table_facs *facs;
-        acpi_status status;
-
         ACPI_FUNCTION_TRACE(acpi_set_firmware_waking_vector);
 
-        /* Get the FACS */
-
-        status = acpi_get_table_by_index(ACPI_TABLE_INDEX_FACS,
-                                         ACPI_CAST_INDIRECT_PTR(struct
-                                                                acpi_table_header,
-                                                                &facs));
-        if (ACPI_FAILURE(status)) {
-                return_ACPI_STATUS(status);
-        }
 
         /*
          * According to the ACPI specification 2.0c and later, the 64-bit
@@ -85,10 +74,16 @@ acpi_set_firmware_waking_vector(acpi_physical_address physical_address)
          * Protected Mode.  Some systems (for example HP dv5-1004nr) are known
          * to fail to resume if the 64-bit vector is used.
          */
-        if (facs->version >= 1)
-                facs->xfirmware_waking_vector = 0;
 
-        facs->firmware_waking_vector = (u32)physical_address;
+        /* Set the 32-bit vector */
+
+        acpi_gbl_FACS->firmware_waking_vector = physical_address;
+
+        /* Clear the 64-bit vector if it exists */
+
+        if ((acpi_gbl_FACS->length > 32) && (acpi_gbl_FACS->version >= 1)) {
+                acpi_gbl_FACS->xfirmware_waking_vector = 0;
+        }
 
         return_ACPI_STATUS(AE_OK);
 }
@@ -97,48 +92,39 @@ ACPI_EXPORT_SYMBOL(acpi_set_firmware_waking_vector)
 
 /*******************************************************************************
  *
- * FUNCTION:    acpi_get_firmware_waking_vector
+ * FUNCTION:    acpi_set_firmware_waking_vector64
  *
- * PARAMETERS:  *physical_address   - Where the contents of
- *                                    the firmware_waking_vector field of
- *                                    the FACS will be returned.
+ * PARAMETERS:  physical_address    - 64-bit physical address of ACPI protected
+ *                                    mode entry point.
  *
- * RETURN:      Status, vector
+ * RETURN:      Status
  *
- * DESCRIPTION: Access function for the firmware_waking_vector field in FACS
+ * DESCRIPTION: Sets the 64-bit X_firmware_waking_vector field of the FACS, if
+ *              it exists in the table.
  *
  ******************************************************************************/
-#ifdef ACPI_FUTURE_USAGE
 acpi_status
-acpi_get_firmware_waking_vector(acpi_physical_address * physical_address)
+acpi_set_firmware_waking_vector64(u64 physical_address)
 {
-        struct acpi_table_facs *facs;
-        acpi_status status;
+        ACPI_FUNCTION_TRACE(acpi_set_firmware_waking_vector64);
 
-        ACPI_FUNCTION_TRACE(acpi_get_firmware_waking_vector);
-
-        if (!physical_address) {
-                return_ACPI_STATUS(AE_BAD_PARAMETER);
-        }
 
-        /* Get the FACS */
+        /* Determine if the 64-bit vector actually exists */
 
-        status = acpi_get_table_by_index(ACPI_TABLE_INDEX_FACS,
-                                         ACPI_CAST_INDIRECT_PTR(struct
-                                                                acpi_table_header,
-                                                                &facs));
-        if (ACPI_FAILURE(status)) {
-                return_ACPI_STATUS(status);
+        if ((acpi_gbl_FACS->length <= 32) || (acpi_gbl_FACS->version < 1)) {
+                return_ACPI_STATUS(AE_NOT_EXIST);
         }
 
-        /* Get the vector */
-        *physical_address = (acpi_physical_address)facs->firmware_waking_vector;
+        /* Clear 32-bit vector, set the 64-bit X_ vector */
+
+        acpi_gbl_FACS->firmware_waking_vector = 0;
+        acpi_gbl_FACS->xfirmware_waking_vector = physical_address;
 
         return_ACPI_STATUS(AE_OK);
 }
 
-ACPI_EXPORT_SYMBOL(acpi_get_firmware_waking_vector)
-#endif
+ACPI_EXPORT_SYMBOL(acpi_set_firmware_waking_vector64)
+
 /*******************************************************************************
  *
  * FUNCTION:    acpi_enter_sleep_state_prep
diff --git a/drivers/acpi/hardware/hwtimer.c b/drivers/acpi/acpica/hwtimer.c
index b53d575491b9..b7f522c8f023 100644
--- a/drivers/acpi/hardware/hwtimer.c
+++ b/drivers/acpi/acpica/hwtimer.c
@@ -43,6 +43,7 @@
  */
 
 #include <acpi/acpi.h>
+#include "accommon.h"
 
 #define _COMPONENT          ACPI_HARDWARE
 ACPI_MODULE_NAME("hwtimer")
diff --git a/drivers/acpi/hardware/hwregs.c b/drivers/acpi/acpica/hwxface.c
index ddf792adcf96..ae597c0ab53f 100644
--- a/drivers/acpi/hardware/hwregs.c
+++ b/drivers/acpi/acpica/hwxface.c
@@ -1,10 +1,9 @@
 
-/*******************************************************************************
+/******************************************************************************
  *
- * Module Name: hwregs - Read/write access functions for the various ACPI
- *                       control and status registers.
+ * Module Name: hwxface - Public ACPICA hardware interfaces
  *
- ******************************************************************************/
+ *****************************************************************************/
 
 /*
  * Copyright (C) 2000 - 2008, Intel Corp.
@@ -44,209 +43,208 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acevents.h>
+#include "accommon.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_HARDWARE
-ACPI_MODULE_NAME("hwregs")
+ACPI_MODULE_NAME("hwxface")
 
-/*******************************************************************************
+/******************************************************************************
  *
- * FUNCTION:    acpi_hw_clear_acpi_status
+ * FUNCTION:    acpi_reset
  *
  * PARAMETERS:  None
  *
- * RETURN:      None
+ * RETURN:      Status
  *
- * DESCRIPTION: Clears all fixed and general purpose status bits
- *              THIS FUNCTION MUST BE CALLED WITH INTERRUPTS DISABLED
+ * DESCRIPTION: Set reset register in memory or IO space. Note: Does not
+ *              support reset register in PCI config space, this must be
+ *              handled separately.
  *
  ******************************************************************************/
-acpi_status acpi_hw_clear_acpi_status(void)
+acpi_status acpi_reset(void)
 {
+        struct acpi_generic_address *reset_reg;
         acpi_status status;
-        acpi_cpu_flags lock_flags = 0;
 
-        ACPI_FUNCTION_TRACE(hw_clear_acpi_status);
+        ACPI_FUNCTION_TRACE(acpi_reset);
 
-        ACPI_DEBUG_PRINT((ACPI_DB_IO, "About to write %04X to %04X\n",
-                          ACPI_BITMASK_ALL_FIXED_STATUS,
-                          (u16) acpi_gbl_FADT.xpm1a_event_block.address));
+        reset_reg = &acpi_gbl_FADT.reset_register;
 
-        lock_flags = acpi_os_acquire_lock(acpi_gbl_hardware_lock);
+        /* Check if the reset register is supported */
 
-        status = acpi_hw_register_write(ACPI_REGISTER_PM1_STATUS,
-                                        ACPI_BITMASK_ALL_FIXED_STATUS);
-        if (ACPI_FAILURE(status)) {
-                goto unlock_and_exit;
+        if (!(acpi_gbl_FADT.flags & ACPI_FADT_RESET_REGISTER) ||
+            !reset_reg->address) {
+                return_ACPI_STATUS(AE_NOT_EXIST);
         }
 
-        /* Clear the fixed events */
-
-        if (acpi_gbl_FADT.xpm1b_event_block.address) {
-                status =
-                    acpi_hw_low_level_write(16, ACPI_BITMASK_ALL_FIXED_STATUS,
-                                            &acpi_gbl_FADT.xpm1b_event_block);
-                if (ACPI_FAILURE(status)) {
-                        goto unlock_and_exit;
-                }
-        }
-
-        /* Clear the GPE Bits in all GPE registers in all GPE blocks */
-
-        status = acpi_ev_walk_gpe_list(acpi_hw_clear_gpe_block);
+        /* Write the reset value to the reset register */
 
-      unlock_and_exit:
-        acpi_os_release_lock(acpi_gbl_hardware_lock, lock_flags);
+        status = acpi_write(acpi_gbl_FADT.reset_value, reset_reg);
         return_ACPI_STATUS(status);
 }
 
-/*******************************************************************************
+ACPI_EXPORT_SYMBOL(acpi_reset)
+
+/******************************************************************************
  *
- * FUNCTION:    acpi_get_sleep_type_data
+ * FUNCTION:    acpi_read
  *
- * PARAMETERS:  sleep_state         - Numeric sleep state
- *              *sleep_type_a        - Where SLP_TYPa is returned
- *              *sleep_type_b        - Where SLP_TYPb is returned
+ * PARAMETERS:  Value               - Where the value is returned
+ *              Reg                 - GAS register structure
  *
- * RETURN:      Status - ACPI status
+ * RETURN:      Status
  *
- * DESCRIPTION: Obtain the SLP_TYPa and SLP_TYPb values for the requested sleep
- *              state.
+ * DESCRIPTION: Read from either memory or IO space.
  *
  ******************************************************************************/
-
-acpi_status
-acpi_get_sleep_type_data(u8 sleep_state, u8 * sleep_type_a, u8 * sleep_type_b)
+acpi_status acpi_read(u32 *value, struct acpi_generic_address *reg)
 {
-        acpi_status status = AE_OK;
-        struct acpi_evaluate_info *info;
-
-        ACPI_FUNCTION_TRACE(acpi_get_sleep_type_data);
-
-        /* Validate parameters */
-
-        if ((sleep_state > ACPI_S_STATES_MAX) || !sleep_type_a || !sleep_type_b) {
-                return_ACPI_STATUS(AE_BAD_PARAMETER);
-        }
+        u32 width;
+        u64 address;
+        acpi_status status;
 
-        /* Allocate the evaluation information block */
+        ACPI_FUNCTION_NAME(acpi_read);
 
-        info = ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_evaluate_info));
-        if (!info) {
-                return_ACPI_STATUS(AE_NO_MEMORY);
+        /*
+         * Must have a valid pointer to a GAS structure, and
+         * a non-zero address within. However, don't return an error
+         * because the PM1A/B code must not fail if B isn't present.
+         */
+        if (!reg) {
+                return (AE_OK);
         }
 
-        info->pathname =
-            ACPI_CAST_PTR(char, acpi_gbl_sleep_state_names[sleep_state]);
-
-        /* Evaluate the namespace object containing the values for this state */
-
-        status = acpi_ns_evaluate(info);
-        if (ACPI_FAILURE(status)) {
-                ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
-                                  "%s while evaluating SleepState [%s]\n",
-                                  acpi_format_exception(status),
-                                  info->pathname));
+        /* Get a local copy of the address. Handles possible alignment issues */
 
-                goto cleanup;
+        ACPI_MOVE_64_TO_64(&address, &reg->address);
+        if (!address) {
+                return (AE_OK);
         }
 
-        /* Must have a return object */
+        /* Supported widths are 8/16/32 */
 
-        if (!info->return_object) {
-                ACPI_ERROR((AE_INFO, "No Sleep State object returned from [%s]",
-                            info->pathname));
-                status = AE_NOT_EXIST;
+        width = reg->bit_width;
+        if ((width != 8) && (width != 16) && (width != 32)) {
+                return (AE_SUPPORT);
         }
 
-        /* It must be of type Package */
+        /* Initialize entire 32-bit return value to zero */
 
-        else if (ACPI_GET_OBJECT_TYPE(info->return_object) != ACPI_TYPE_PACKAGE) {
-                ACPI_ERROR((AE_INFO,
-                            "Sleep State return object is not a Package"));
-                status = AE_AML_OPERAND_TYPE;
-        }
+        *value = 0;
 
         /*
-         * The package must have at least two elements. NOTE (March 2005): This
-         * goes against the current ACPI spec which defines this object as a
-         * package with one encoded DWORD element. However, existing practice
-         * by BIOS vendors seems to be to have 2 or more elements, at least
-         * one per sleep type (A/B).
+         * Two address spaces supported: Memory or IO.
+         * PCI_Config is not supported here because the GAS struct is insufficient
          */
-        else if (info->return_object->package.count < 2) {
-                ACPI_ERROR((AE_INFO,
-                            "Sleep State return package does not have at least two elements"));
-                status = AE_AML_NO_OPERAND;
-        }
+        switch (reg->space_id) {
+        case ACPI_ADR_SPACE_SYSTEM_MEMORY:
 
-        /* The first two elements must both be of type Integer */
+                status = acpi_os_read_memory((acpi_physical_address) address,
+                                             value, width);
+                break;
 
-        else if ((ACPI_GET_OBJECT_TYPE(info->return_object->package.elements[0])
-                  != ACPI_TYPE_INTEGER) ||
-                 (ACPI_GET_OBJECT_TYPE(info->return_object->package.elements[1])
-                  != ACPI_TYPE_INTEGER)) {
-                ACPI_ERROR((AE_INFO,
-                            "Sleep State return package elements are not both Integers (%s, %s)",
-                            acpi_ut_get_object_type_name(info->return_object->
-                                                         package.elements[0]),
-                            acpi_ut_get_object_type_name(info->return_object->
-                                                         package.elements[1])));
-                status = AE_AML_OPERAND_TYPE;
-        } else {
-                /* Valid _Sx_ package size, type, and value */
+        case ACPI_ADR_SPACE_SYSTEM_IO:
 
-                *sleep_type_a = (u8)
-                    (info->return_object->package.elements[0])->integer.value;
-                *sleep_type_b = (u8)
-                    (info->return_object->package.elements[1])->integer.value;
-        }
+                status =
+                    acpi_os_read_port((acpi_io_address) address, value, width);
+                break;
 
-        if (ACPI_FAILURE(status)) {
-                ACPI_EXCEPTION((AE_INFO, status,
-                                "While evaluating SleepState [%s], bad Sleep object %p type %s",
-                                info->pathname, info->return_object,
-                                acpi_ut_get_object_type_name(info->
-                                                             return_object)));
+        default:
+                ACPI_ERROR((AE_INFO,
+                            "Unsupported address space: %X", reg->space_id));
+                return (AE_BAD_PARAMETER);
         }
 
-        acpi_ut_remove_reference(info->return_object);
+        ACPI_DEBUG_PRINT((ACPI_DB_IO,
+                          "Read:  %8.8X width %2d from %8.8X%8.8X (%s)\n",
+                          *value, width, ACPI_FORMAT_UINT64(address),
+                          acpi_ut_get_region_name(reg->space_id)));
 
-      cleanup:
-        ACPI_FREE(info);
-        return_ACPI_STATUS(status);
+        return (status);
 }
 
-ACPI_EXPORT_SYMBOL(acpi_get_sleep_type_data)
+ACPI_EXPORT_SYMBOL(acpi_read)
 
-/*******************************************************************************
+/******************************************************************************
  *
- * FUNCTION:    acpi_hw_get_register_bit_mask
+ * FUNCTION:    acpi_write
  *
- * PARAMETERS:  register_id         - Index of ACPI Register to access
+ * PARAMETERS:  Value               - To be written
+ *              Reg                 - GAS register structure
  *
- * RETURN:      The bitmask to be used when accessing the register
+ * RETURN:      Status
  *
- * DESCRIPTION: Map register_id into a register bitmask.
+ * DESCRIPTION: Write to either memory or IO space.
  *
  ******************************************************************************/
-struct acpi_bit_register_info *acpi_hw_get_bit_register_info(u32 register_id)
+acpi_status acpi_write(u32 value, struct acpi_generic_address *reg)
 {
-        ACPI_FUNCTION_ENTRY();
+        u32 width;
+        u64 address;
+        acpi_status status;
 
-        if (register_id > ACPI_BITREG_MAX) {
-                ACPI_ERROR((AE_INFO, "Invalid BitRegister ID: %X",
-                            register_id));
-                return (NULL);
+        ACPI_FUNCTION_NAME(acpi_write);
+
+        /*
+         * Must have a valid pointer to a GAS structure, and
+         * a non-zero address within. However, don't return an error
+         * because the PM1A/B code must not fail if B isn't present.
+         */
+        if (!reg) {
+                return (AE_OK);
         }
 
-        return (&acpi_gbl_bit_register_info[register_id]);
+        /* Get a local copy of the address. Handles possible alignment issues */
+
+        ACPI_MOVE_64_TO_64(&address, &reg->address);
+        if (!address) {
+                return (AE_OK);
+        }
+
+        /* Supported widths are 8/16/32 */
+
+        width = reg->bit_width;
+        if ((width != 8) && (width != 16) && (width != 32)) {
+                return (AE_SUPPORT);
+        }
+
+        /*
+         * Two address spaces supported: Memory or IO.
+         * PCI_Config is not supported here because the GAS struct is insufficient
+         */
+        switch (reg->space_id) {
+        case ACPI_ADR_SPACE_SYSTEM_MEMORY:
+
+                status = acpi_os_write_memory((acpi_physical_address) address,
+                                              value, width);
+                break;
+
+        case ACPI_ADR_SPACE_SYSTEM_IO:
+
+                status = acpi_os_write_port((acpi_io_address) address, value,
+                                            width);
+                break;
+
+        default:
+                ACPI_ERROR((AE_INFO,
+                            "Unsupported address space: %X", reg->space_id));
+                return (AE_BAD_PARAMETER);
+        }
+
+        ACPI_DEBUG_PRINT((ACPI_DB_IO,
+                          "Wrote: %8.8X width %2d   to %8.8X%8.8X (%s)\n",
+                          value, width, ACPI_FORMAT_UINT64(address),
+                          acpi_ut_get_region_name(reg->space_id)));
+
+        return (status);
 }
 
+ACPI_EXPORT_SYMBOL(acpi_write)
+
 /*******************************************************************************
  *
- * FUNCTION:    acpi_get_register
+ * FUNCTION:    acpi_get_register_unlocked
  *
  * PARAMETERS:  register_id     - ID of ACPI bit_register to access
  *              return_value    - Value that was read from the register
@@ -254,17 +252,16 @@ struct acpi_bit_register_info *acpi_hw_get_bit_register_info(u32 register_id)
  * RETURN:      Status and the value read from specified Register. Value
  *              returned is normalized to bit0 (is shifted all the way right)
  *
- * DESCRIPTION: ACPI bit_register read function.
+ * DESCRIPTION: ACPI bit_register read function. Does not acquire the HW lock.
  *
  ******************************************************************************/
-
-acpi_status acpi_get_register_unlocked(u32 register_id, u32 * return_value)
+acpi_status acpi_get_register_unlocked(u32 register_id, u32 *return_value)
 {
         u32 register_value = 0;
         struct acpi_bit_register_info *bit_reg_info;
         acpi_status status;
 
-        ACPI_FUNCTION_TRACE(acpi_get_register);
+        ACPI_FUNCTION_TRACE(acpi_get_register_unlocked);
 
         /* Get the info structure corresponding to the requested ACPI Register */
 
@@ -296,14 +293,31 @@ acpi_status acpi_get_register_unlocked(u32 register_id, u32 * return_value)
         return_ACPI_STATUS(status);
 }
 
-acpi_status acpi_get_register(u32 register_id, u32 * return_value)
+ACPI_EXPORT_SYMBOL(acpi_get_register_unlocked)
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_get_register
+ *
+ * PARAMETERS:  register_id     - ID of ACPI bit_register to access
+ *              return_value    - Value that was read from the register
+ *
+ * RETURN:      Status and the value read from specified Register. Value
+ *              returned is normalized to bit0 (is shifted all the way right)
+ *
+ * DESCRIPTION: ACPI bit_register read function.
+ *
+ ******************************************************************************/
+acpi_status acpi_get_register(u32 register_id, u32 *return_value)
 {
         acpi_status status;
         acpi_cpu_flags flags;
+
         flags = acpi_os_acquire_lock(acpi_gbl_hardware_lock);
         status = acpi_get_register_unlocked(register_id, return_value);
         acpi_os_release_lock(acpi_gbl_hardware_lock, flags);
-        return status;
+
+        return (status);
 }
 
 ACPI_EXPORT_SYMBOL(acpi_get_register)
@@ -370,8 +384,9 @@ acpi_status acpi_set_register(u32 register_id, u32 value)
                                                    bit_reg_info->
                                                    access_bit_mask);
                 if (value) {
-                        status = acpi_hw_register_write(ACPI_REGISTER_PM1_STATUS,
-                                                        (u16) value);
+                        status =
+                            acpi_hw_register_write(ACPI_REGISTER_PM1_STATUS,
+                                                   (u16) value);
                         register_value = 0;
                 }
                 break;
@@ -459,399 +474,120 @@ acpi_status acpi_set_register(u32 register_id, u32 value)
 
 ACPI_EXPORT_SYMBOL(acpi_set_register)
 
-/******************************************************************************
+/*******************************************************************************
  *
- * FUNCTION:    acpi_hw_register_read
+ * FUNCTION:    acpi_get_sleep_type_data
  *
- * PARAMETERS:  register_id         - ACPI Register ID
- *              return_value        - Where the register value is returned
+ * PARAMETERS:  sleep_state         - Numeric sleep state
+ *              *sleep_type_a        - Where SLP_TYPa is returned
+ *              *sleep_type_b        - Where SLP_TYPb is returned
  *
- * RETURN:      Status and the value read.
+ * RETURN:      Status - ACPI status
  *
- * DESCRIPTION: Read from the specified ACPI register
+ * DESCRIPTION: Obtain the SLP_TYPa and SLP_TYPb values for the requested sleep
+ *              state.
  *
  ******************************************************************************/
 acpi_status
-acpi_hw_register_read(u32 register_id, u32 * return_value)
+acpi_get_sleep_type_data(u8 sleep_state, u8 *sleep_type_a, u8 *sleep_type_b)
 {
-        u32 value1 = 0;
-        u32 value2 = 0;
-        acpi_status status;
-
-        ACPI_FUNCTION_TRACE(hw_register_read);
-
-        switch (register_id) {
-        case ACPI_REGISTER_PM1_STATUS:  /* 16-bit access */
-
-                status =
-                    acpi_hw_low_level_read(16, &value1,
-                                           &acpi_gbl_FADT.xpm1a_event_block);
-                if (ACPI_FAILURE(status)) {
-                        goto exit;
-                }
-
-                /* PM1B is optional */
-
-                status =
-                    acpi_hw_low_level_read(16, &value2,
-                                           &acpi_gbl_FADT.xpm1b_event_block);
-                value1 |= value2;
-                break;
-
-        case ACPI_REGISTER_PM1_ENABLE:  /* 16-bit access */
-
-                status =
-                    acpi_hw_low_level_read(16, &value1, &acpi_gbl_xpm1a_enable);
-                if (ACPI_FAILURE(status)) {
-                        goto exit;
-                }
-
-                /* PM1B is optional */
-
-                status =
-                    acpi_hw_low_level_read(16, &value2, &acpi_gbl_xpm1b_enable);
-                value1 |= value2;
-                break;
-
-        case ACPI_REGISTER_PM1_CONTROL: /* 16-bit access */
-
-                status =
-                    acpi_hw_low_level_read(16, &value1,
-                                           &acpi_gbl_FADT.xpm1a_control_block);
-                if (ACPI_FAILURE(status)) {
-                        goto exit;
-                }
-
-                status =
-                    acpi_hw_low_level_read(16, &value2,
-                                           &acpi_gbl_FADT.xpm1b_control_block);
-                value1 |= value2;
-                break;
-
-        case ACPI_REGISTER_PM2_CONTROL: /* 8-bit access */
-
-                status =
-                    acpi_hw_low_level_read(8, &value1,
-                                           &acpi_gbl_FADT.xpm2_control_block);
-                break;
-
-        case ACPI_REGISTER_PM_TIMER:    /* 32-bit access */
-
-                status =
-                    acpi_hw_low_level_read(32, &value1,
-                                           &acpi_gbl_FADT.xpm_timer_block);
-                break;
+        acpi_status status = AE_OK;
+        struct acpi_evaluate_info *info;
 
-        case ACPI_REGISTER_SMI_COMMAND_BLOCK:   /* 8-bit access */
+        ACPI_FUNCTION_TRACE(acpi_get_sleep_type_data);
 
-                status =
-                    acpi_os_read_port(acpi_gbl_FADT.smi_command, &value1, 8);
-                break;
+        /* Validate parameters */
 
-        default:
-                ACPI_ERROR((AE_INFO, "Unknown Register ID: %X", register_id));
-                status = AE_BAD_PARAMETER;
-                break;
+        if ((sleep_state > ACPI_S_STATES_MAX) || !sleep_type_a || !sleep_type_b) {
+                return_ACPI_STATUS(AE_BAD_PARAMETER);
         }
 
-      exit:
+        /* Allocate the evaluation information block */
 
-        if (ACPI_SUCCESS(status)) {
-                *return_value = value1;
+        info = ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_evaluate_info));
+        if (!info) {
+                return_ACPI_STATUS(AE_NO_MEMORY);
         }
 
-        return_ACPI_STATUS(status);
-}
-
-/******************************************************************************
- *
- * FUNCTION:    acpi_hw_register_write
- *
- * PARAMETERS:  register_id         - ACPI Register ID
- *              Value               - The value to write
- *
- * RETURN:      Status
- *
- * DESCRIPTION: Write to the specified ACPI register
- *
- * NOTE: In accordance with the ACPI specification, this function automatically
- * preserves the value of the following bits, meaning that these bits cannot be
- * changed via this interface:
- *
- * PM1_CONTROL[0] = SCI_EN
- * PM1_CONTROL[9]
- * PM1_STATUS[11]
- *
- * ACPI References:
- * 1) Hardware Ignored Bits: When software writes to a register with ignored
- *      bit fields, it preserves the ignored bit fields
- * 2) SCI_EN: OSPM always preserves this bit position
- *
- ******************************************************************************/
-
-acpi_status acpi_hw_register_write(u32 register_id, u32 value)
-{
-        acpi_status status;
-        u32 read_value;
-
-        ACPI_FUNCTION_TRACE(hw_register_write);
-
-        switch (register_id) {
-        case ACPI_REGISTER_PM1_STATUS:  /* 16-bit access */
-
-                /* Perform a read first to preserve certain bits (per ACPI spec) */
-
-                status = acpi_hw_register_read(ACPI_REGISTER_PM1_STATUS,
-                                               &read_value);
-                if (ACPI_FAILURE(status)) {
-                        goto exit;
-                }
-
-                /* Insert the bits to be preserved */
-
-                ACPI_INSERT_BITS(value, ACPI_PM1_STATUS_PRESERVED_BITS,
-                                 read_value);
-
-                /* Now we can write the data */
-
-                status =
-                    acpi_hw_low_level_write(16, value,
-                                            &acpi_gbl_FADT.xpm1a_event_block);
-                if (ACPI_FAILURE(status)) {
-                        goto exit;
-                }
-
-                /* PM1B is optional */
-
-                status =
-                    acpi_hw_low_level_write(16, value,
-                                            &acpi_gbl_FADT.xpm1b_event_block);
-                break;
-
-        case ACPI_REGISTER_PM1_ENABLE:  /* 16-bit access */
-
-                status =
-                    acpi_hw_low_level_write(16, value, &acpi_gbl_xpm1a_enable);
-                if (ACPI_FAILURE(status)) {
-                        goto exit;
-                }
-
-                /* PM1B is optional */
-
-                status =
-                    acpi_hw_low_level_write(16, value, &acpi_gbl_xpm1b_enable);
-                break;
-
-        case ACPI_REGISTER_PM1_CONTROL: /* 16-bit access */
-
-                /*
-                 * Perform a read first to preserve certain bits (per ACPI spec)
-                 */
-                status = acpi_hw_register_read(ACPI_REGISTER_PM1_CONTROL,
-                                               &read_value);
-                if (ACPI_FAILURE(status)) {
-                        goto exit;
-                }
-
-                /* Insert the bits to be preserved */
-
-                ACPI_INSERT_BITS(value, ACPI_PM1_CONTROL_PRESERVED_BITS,
-                                 read_value);
-
-                /* Now we can write the data */
-
-                status =
-                    acpi_hw_low_level_write(16, value,
-                                            &acpi_gbl_FADT.xpm1a_control_block);
-                if (ACPI_FAILURE(status)) {
-                        goto exit;
-                }
-
-                status =
-                    acpi_hw_low_level_write(16, value,
-                                            &acpi_gbl_FADT.xpm1b_control_block);
-                break;
-
-        case ACPI_REGISTER_PM1A_CONTROL:        /* 16-bit access */
-
-                status =
-                    acpi_hw_low_level_write(16, value,
-                                            &acpi_gbl_FADT.xpm1a_control_block);
-                break;
-
-        case ACPI_REGISTER_PM1B_CONTROL:        /* 16-bit access */
-
-                status =
-                    acpi_hw_low_level_write(16, value,
-                                            &acpi_gbl_FADT.xpm1b_control_block);
-                break;
-
-        case ACPI_REGISTER_PM2_CONTROL: /* 8-bit access */
-
-                status =
-                    acpi_hw_low_level_write(8, value,
-                                            &acpi_gbl_FADT.xpm2_control_block);
-                break;
-
-        case ACPI_REGISTER_PM_TIMER:    /* 32-bit access */
-
-                status =
-                    acpi_hw_low_level_write(32, value,
-                                            &acpi_gbl_FADT.xpm_timer_block);
-                break;
-
-        case ACPI_REGISTER_SMI_COMMAND_BLOCK:   /* 8-bit access */
+        info->pathname =
+            ACPI_CAST_PTR(char, acpi_gbl_sleep_state_names[sleep_state]);
 
-                /* SMI_CMD is currently always in IO space */
+        /* Evaluate the namespace object containing the values for this state */
 
-                status =
-                    acpi_os_write_port(acpi_gbl_FADT.smi_command, value, 8);
-                break;
+        status = acpi_ns_evaluate(info);
+        if (ACPI_FAILURE(status)) {
+                ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
+                                  "%s while evaluating SleepState [%s]\n",
+                                  acpi_format_exception(status),
+                                  info->pathname));
 
-        default:
-                status = AE_BAD_PARAMETER;
-                break;
+                goto cleanup;
         }
 
-      exit:
-        return_ACPI_STATUS(status);
-}
-
-/******************************************************************************
- *
- * FUNCTION:    acpi_hw_low_level_read
- *
- * PARAMETERS:  Width               - 8, 16, or 32
- *              Value               - Where the value is returned
- *              Reg                 - GAS register structure
- *
- * RETURN:      Status
- *
- * DESCRIPTION: Read from either memory or IO space.
- *
- ******************************************************************************/
-
-acpi_status
-acpi_hw_low_level_read(u32 width, u32 * value, struct acpi_generic_address *reg)
-{
-        u64 address;
-        acpi_status status;
-
-        ACPI_FUNCTION_NAME(hw_low_level_read);
+        /* Must have a return object */
 
-        /*
-         * Must have a valid pointer to a GAS structure, and
-         * a non-zero address within. However, don't return an error
-         * because the PM1A/B code must not fail if B isn't present.
-         */
-        if (!reg) {
-                return (AE_OK);
+        if (!info->return_object) {
+                ACPI_ERROR((AE_INFO, "No Sleep State object returned from [%s]",
+                            info->pathname));
+                status = AE_NOT_EXIST;
         }
 
-        /* Get a local copy of the address. Handles possible alignment issues */
+        /* It must be of type Package */
 
-        ACPI_MOVE_64_TO_64(&address, &reg->address);
-        if (!address) {
-                return (AE_OK);
+        else if (ACPI_GET_OBJECT_TYPE(info->return_object) != ACPI_TYPE_PACKAGE) {
+                ACPI_ERROR((AE_INFO,
+                            "Sleep State return object is not a Package"));
+                status = AE_AML_OPERAND_TYPE;
         }
-        *value = 0;
 
         /*
-         * Two address spaces supported: Memory or IO.
-         * PCI_Config is not supported here because the GAS struct is insufficient
+         * The package must have at least two elements. NOTE (March 2005): This
+         * goes against the current ACPI spec which defines this object as a
+         * package with one encoded DWORD element. However, existing practice
+         * by BIOS vendors seems to be to have 2 or more elements, at least
+         * one per sleep type (A/B).
          */
-        switch (reg->space_id) {
-        case ACPI_ADR_SPACE_SYSTEM_MEMORY:
-
-                status = acpi_os_read_memory((acpi_physical_address) address,
-                                             value, width);
-                break;
-
-        case ACPI_ADR_SPACE_SYSTEM_IO:
-
-                status =
-                    acpi_os_read_port((acpi_io_address) address, value, width);
-                break;
-
-        default:
+        else if (info->return_object->package.count < 2) {
                 ACPI_ERROR((AE_INFO,
-                            "Unsupported address space: %X", reg->space_id));
-                return (AE_BAD_PARAMETER);
+                            "Sleep State return package does not have at least two elements"));
+                status = AE_AML_NO_OPERAND;
         }
 
-        ACPI_DEBUG_PRINT((ACPI_DB_IO,
-                          "Read:  %8.8X width %2d from %8.8X%8.8X (%s)\n",
-                          *value, width, ACPI_FORMAT_UINT64(address),
-                          acpi_ut_get_region_name(reg->space_id)));
-
-        return (status);
-}
-
-/******************************************************************************
- *
- * FUNCTION:    acpi_hw_low_level_write
- *
- * PARAMETERS:  Width               - 8, 16, or 32
- *              Value               - To be written
- *              Reg                 - GAS register structure
- *
- * RETURN:      Status
- *
- * DESCRIPTION: Write to either memory or IO space.
- *
- ******************************************************************************/
-
-acpi_status
-acpi_hw_low_level_write(u32 width, u32 value, struct acpi_generic_address * reg)
-{
-        u64 address;
-        acpi_status status;
-
-        ACPI_FUNCTION_NAME(hw_low_level_write);
-
-        /*
-         * Must have a valid pointer to a GAS structure, and
-         * a non-zero address within. However, don't return an error
-         * because the PM1A/B code must not fail if B isn't present.
-         */
-        if (!reg) {
-                return (AE_OK);
-        }
+        /* The first two elements must both be of type Integer */
 
-        /* Get a local copy of the address. Handles possible alignment issues */
+        else if ((ACPI_GET_OBJECT_TYPE(info->return_object->package.elements[0])
+                  != ACPI_TYPE_INTEGER) ||
+                 (ACPI_GET_OBJECT_TYPE(info->return_object->package.elements[1])
+                  != ACPI_TYPE_INTEGER)) {
+                ACPI_ERROR((AE_INFO,
+                            "Sleep State return package elements are not both Integers (%s, %s)",
+                            acpi_ut_get_object_type_name(info->return_object->
+                                                         package.elements[0]),
+                            acpi_ut_get_object_type_name(info->return_object->
+                                                         package.elements[1])));
+                status = AE_AML_OPERAND_TYPE;
+        } else {
+                /* Valid _Sx_ package size, type, and value */
 
-        ACPI_MOVE_64_TO_64(&address, &reg->address);
-        if (!address) {
-                return (AE_OK);
+                *sleep_type_a = (u8)
+                    (info->return_object->package.elements[0])->integer.value;
+                *sleep_type_b = (u8)
+                    (info->return_object->package.elements[1])->integer.value;
         }
 
-        /*
-         * Two address spaces supported: Memory or IO.
-         * PCI_Config is not supported here because the GAS struct is insufficient
-         */
-        switch (reg->space_id) {
-        case ACPI_ADR_SPACE_SYSTEM_MEMORY:
-
-                status = acpi_os_write_memory((acpi_physical_address) address,
-                                              value, width);
-                break;
-
-        case ACPI_ADR_SPACE_SYSTEM_IO:
-
-                status = acpi_os_write_port((acpi_io_address) address, value,
-                                            width);
-                break;
-
-        default:
-                ACPI_ERROR((AE_INFO,
-                            "Unsupported address space: %X", reg->space_id));
-                return (AE_BAD_PARAMETER);
+        if (ACPI_FAILURE(status)) {
+                ACPI_EXCEPTION((AE_INFO, status,
+                                "While evaluating SleepState [%s], bad Sleep object %p type %s",
+                                info->pathname, info->return_object,
+                                acpi_ut_get_object_type_name(info->
+                                                             return_object)));
         }
 
-        ACPI_DEBUG_PRINT((ACPI_DB_IO,
-                          "Wrote: %8.8X width %2d   to %8.8X%8.8X (%s)\n",
-                          value, width, ACPI_FORMAT_UINT64(address),
-                          acpi_ut_get_region_name(reg->space_id)));
+        acpi_ut_remove_reference(info->return_object);
 
-        return (status);
+      cleanup:
+        ACPI_FREE(info);
+        return_ACPI_STATUS(status);
 }
+
+ACPI_EXPORT_SYMBOL(acpi_get_sleep_type_data)
diff --git a/drivers/acpi/namespace/nsaccess.c b/drivers/acpi/acpica/nsaccess.c
index c39a7f68b889..88303ebe924c 100644
--- a/drivers/acpi/namespace/nsaccess.c
+++ b/drivers/acpi/acpica/nsaccess.c
@@ -42,9 +42,10 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/amlcode.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acdispat.h>
+#include "accommon.h"
+#include "amlcode.h"
+#include "acnamesp.h"
+#include "acdispat.h"
 
 #define _COMPONENT          ACPI_NAMESPACE
 ACPI_MODULE_NAME("nsaccess")
@@ -165,12 +166,9 @@ acpi_status acpi_ns_root_initialize(void)
 
                                 obj_desc->method.method_flags =
                                     AML_METHOD_INTERNAL_ONLY;
-
-#ifndef ACPI_DUMP_APP
                                 obj_desc->method.implementation =
                                     acpi_ut_osi_implementation;
 #endif
-#endif
                                 break;
 
                         case ACPI_TYPE_INTEGER:
@@ -521,11 +519,11 @@ acpi_ns_lookup(union acpi_generic_state *scope_info,
         }
 
         /*
-         * Search namespace for each segment of the name.  Loop through and
+         * Search namespace for each segment of the name. Loop through and
          * verify (or add to the namespace) each name segment.
          *
          * The object type is significant only at the last name
-         * segment.  (We don't care about the types along the path, only
+         * segment. (We don't care about the types along the path, only
          * the type of the final target object.)
          */
         this_search_type = ACPI_TYPE_ANY;
@@ -591,6 +589,10 @@ acpi_ns_lookup(union acpi_generic_state *scope_info,
                          * segments).
                          */
                         if (this_node->type == ACPI_TYPE_LOCAL_ALIAS) {
+                                if (!this_node->object) {
+                                        return_ACPI_STATUS(AE_NOT_EXIST);
+                                }
+
                                 if (acpi_ns_opens_scope
                                     (((struct acpi_namespace_node *)this_node->
                                       object)->type)) {
diff --git a/drivers/acpi/namespace/nsalloc.c b/drivers/acpi/acpica/nsalloc.c
index 3a1740ac2edc..f976d848fe82 100644
--- a/drivers/acpi/namespace/nsalloc.c
+++ b/drivers/acpi/acpica/nsalloc.c
@@ -42,7 +42,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_NAMESPACE
 ACPI_MODULE_NAME("nsalloc")
diff --git a/drivers/acpi/namespace/nsdump.c b/drivers/acpi/acpica/nsdump.c
index cc0ae39440e4..0da33c8e9ba2 100644
--- a/drivers/acpi/namespace/nsdump.c
+++ b/drivers/acpi/acpica/nsdump.c
@@ -42,7 +42,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_NAMESPACE
 ACPI_MODULE_NAME("nsdump")
diff --git a/drivers/acpi/namespace/nsdumpdv.c b/drivers/acpi/acpica/nsdumpdv.c
index 428f50fde11a..41994fe7fbb8 100644
--- a/drivers/acpi/namespace/nsdumpdv.c
+++ b/drivers/acpi/acpica/nsdumpdv.c
@@ -42,6 +42,7 @@
  */
 
 #include <acpi/acpi.h>
+#include "accommon.h"
 
 /* TBD: This entire module is apparently obsolete and should be removed */
 
@@ -49,7 +50,7 @@
 ACPI_MODULE_NAME("nsdumpdv")
 #ifdef ACPI_OBSOLETE_FUNCTIONS
 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
-#include <acpi/acnamesp.h>
+#include "acnamesp.h"
 /*******************************************************************************
  *
  * FUNCTION:    acpi_ns_dump_one_device
diff --git a/drivers/acpi/namespace/nseval.c b/drivers/acpi/acpica/nseval.c
index 4cdf03ac2b46..0f3d5f9b5966 100644
--- a/drivers/acpi/namespace/nseval.c
+++ b/drivers/acpi/acpica/nseval.c
@@ -42,9 +42,10 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acparser.h>
-#include <acpi/acinterp.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acparser.h"
+#include "acinterp.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_NAMESPACE
 ACPI_MODULE_NAME("nseval")
@@ -89,6 +90,7 @@ acpi_status acpi_ns_evaluate(struct acpi_evaluate_info * info)
         /* Initialize the return value to an invalid object */
 
         info->return_object = NULL;
+        info->param_count = 0;
 
         /*
          * Get the actual namespace node for the target object. Handles these cases:
@@ -141,41 +143,17 @@ acpi_status acpi_ns_evaluate(struct acpi_evaluate_info * info)
                         return_ACPI_STATUS(AE_NULL_OBJECT);
                 }
 
-                /*
-                 * Calculate the number of arguments being passed to the method
-                 */
+                /* Count the number of arguments being passed to the method */
 
-                info->param_count = 0;
                 if (info->parameters) {
-                        while (info->parameters[info->param_count])
+                        while (info->parameters[info->param_count]) {
+                                if (info->param_count > ACPI_METHOD_MAX_ARG) {
+                                        return_ACPI_STATUS(AE_LIMIT);
+                                }
                                 info->param_count++;
+                        }
                 }
 
-                /*
-                 * Warning if too few or too many arguments have been passed by the
-                 * caller. We don't want to abort here with an error because an
-                 * incorrect number of arguments may not cause the method to fail.
-                 * However, the method will fail if there are too few arguments passed
-                 * and the method attempts to use one of the missing ones.
-                 */
-
-                if (info->param_count < info->obj_desc->method.param_count) {
-                        ACPI_WARNING((AE_INFO,
-                                    "Insufficient arguments - "
-                                    "method [%4.4s] needs %d, found %d",
-                                    acpi_ut_get_node_name(info->resolved_node),
-                                    info->obj_desc->method.param_count,
-                                    info->param_count));
-                } else if (info->param_count >
-                                info->obj_desc->method.param_count) {
-                        ACPI_WARNING((AE_INFO,
-                                      "Excess arguments - "
-                                      "method [%4.4s] needs %d, found %d",
-                                      acpi_ut_get_node_name(info->
-                                                            resolved_node),
-                                      info->obj_desc->method.param_count,
-                                      info->param_count));
-                }
 
                 ACPI_DUMP_PATHNAME(info->resolved_node, "Execute Method:",
                                    ACPI_LV_INFO, _COMPONENT);
@@ -264,32 +242,13 @@ acpi_status acpi_ns_evaluate(struct acpi_evaluate_info * info)
                 }
         }
 
-        /* Validation of return values for ACPI-predefined methods and objects */
-
-        if ((status == AE_OK) || (status == AE_CTRL_RETURN_VALUE)) {
-                /*
-                 * If this is the first evaluation, check the return value. This
-                 * ensures that any warnings will only be emitted during the very
-                 * first evaluation of the object.
-                 */
-                if (!(node->flags & ANOBJ_EVALUATED)) {
-                        /*
-                         * Check for a predefined ACPI name. If found, validate the
-                         * returned object.
-                         *
-                         * Note: Ignore return status for now, emit warnings if there are
-                         * problems with the returned object. May change later to abort
-                         * the method on invalid return object.
-                         */
-                        (void)acpi_ns_check_predefined_names(node,
-                                                             info->
-                                                             return_object);
-                }
-
-                /* Mark the node as having been evaluated */
-
-                node->flags |= ANOBJ_EVALUATED;
-        }
+        /*
+         * Check input argument count against the ASL-defined count for a method.
+         * Also check predefined names: argument count and return value against
+         * the ACPI specification. Some incorrect return value types are repaired.
+         */
+        (void)acpi_ns_check_predefined_names(node, info->param_count,
+                status, &info->return_object);
 
         /* Check if there is a return value that must be dealt with */
 
diff --git a/drivers/acpi/namespace/nsinit.c b/drivers/acpi/acpica/nsinit.c
index e4c57510d798..13501cb81863 100644
--- a/drivers/acpi/namespace/nsinit.c
+++ b/drivers/acpi/acpica/nsinit.c
@@ -42,9 +42,10 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acdispat.h>
-#include <acpi/acinterp.h>
+#include "accommon.h"
+#include "acnamesp.h"
+#include "acdispat.h"
+#include "acinterp.h"
 #include <linux/nmi.h>
 
 #define _COMPONENT          ACPI_NAMESPACE
diff --git a/drivers/acpi/namespace/nsload.c b/drivers/acpi/acpica/nsload.c
index a4a412b7c029..a0ba9e12379e 100644
--- a/drivers/acpi/namespace/nsload.c
+++ b/drivers/acpi/acpica/nsload.c
@@ -42,9 +42,10 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acdispat.h>
-#include <acpi/actables.h>
+#include "accommon.h"
+#include "acnamesp.h"
+#include "acdispat.h"
+#include "actables.h"
 
 #define _COMPONENT          ACPI_NAMESPACE
 ACPI_MODULE_NAME("nsload")
diff --git a/drivers/acpi/namespace/nsnames.c b/drivers/acpi/acpica/nsnames.c
index 42a39a7c96e9..ae3dc10a7e81 100644
--- a/drivers/acpi/namespace/nsnames.c
+++ b/drivers/acpi/acpica/nsnames.c
@@ -42,8 +42,9 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/amlcode.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "amlcode.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_NAMESPACE
 ACPI_MODULE_NAME("nsnames")
diff --git a/drivers/acpi/namespace/nsobject.c b/drivers/acpi/acpica/nsobject.c
index 15fe09e24f71..08a97a57f8f9 100644
--- a/drivers/acpi/namespace/nsobject.c
+++ b/drivers/acpi/acpica/nsobject.c
@@ -43,7 +43,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_NAMESPACE
 ACPI_MODULE_NAME("nsobject")
diff --git a/drivers/acpi/namespace/nsparse.c b/drivers/acpi/acpica/nsparse.c
index a82271a9dbb3..b9e8d0070b6f 100644
--- a/drivers/acpi/namespace/nsparse.c
+++ b/drivers/acpi/acpica/nsparse.c
@@ -42,10 +42,11 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acparser.h>
-#include <acpi/acdispat.h>
-#include <acpi/actables.h>
+#include "accommon.h"
+#include "acnamesp.h"
+#include "acparser.h"
+#include "acdispat.h"
+#include "actables.h"
 
 #define _COMPONENT          ACPI_NAMESPACE
 ACPI_MODULE_NAME("nsparse")
diff --git a/drivers/acpi/namespace/nspredef.c b/drivers/acpi/acpica/nspredef.c
index 0f17cf0898c9..452703290d35 100644
--- a/drivers/acpi/namespace/nspredef.c
+++ b/drivers/acpi/acpica/nspredef.c
@@ -43,8 +43,9 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acpredef.h>
+#include "accommon.h"
+#include "acnamesp.h"
+#include "acpredef.h"
 
 #define _COMPONENT          ACPI_NAMESPACE
 ACPI_MODULE_NAME("nspredef")
@@ -72,7 +73,7 @@ ACPI_MODULE_NAME("nspredef")
 /* Local prototypes */
 static acpi_status
 acpi_ns_check_package(char *pathname,
-                      union acpi_operand_object *return_object,
+                      union acpi_operand_object **return_object_ptr,
                       const union acpi_predefined_info *predefined);
 
 static acpi_status
@@ -82,13 +83,18 @@ acpi_ns_check_package_elements(char *pathname,
 
 static acpi_status
 acpi_ns_check_object_type(char *pathname,
-                          union acpi_operand_object *return_object,
+                          union acpi_operand_object **return_object_ptr,
                           u32 expected_btypes, u32 package_index);
 
 static acpi_status
 acpi_ns_check_reference(char *pathname,
                         union acpi_operand_object *return_object);
 
+static acpi_status
+acpi_ns_repair_object(u32 expected_btypes,
+                      u32 package_index,
+                      union acpi_operand_object **return_object_ptr);
+
 /*
  * Names for the types that can be returned by the predefined objects.
  * Used for warning messages. Must be in the same order as the ACPI_RTYPEs
@@ -108,8 +114,8 @@ static const char *acpi_rtype_names[] = {
  * FUNCTION:    acpi_ns_check_predefined_names
  *
  * PARAMETERS:  Node            - Namespace node for the method/object
- *              return_object   - Object returned from the evaluation of this
- *                                method/object
+ *              return_object_ptr - Pointer to the object returned from the
+ *                                evaluation of a method or object
  *
  * RETURN:      Status
  *
@@ -119,8 +125,11 @@ static const char *acpi_rtype_names[] = {
 
 acpi_status
 acpi_ns_check_predefined_names(struct acpi_namespace_node *node,
-                               union acpi_operand_object *return_object)
+                               u32 user_param_count,
+                               acpi_status return_status,
+                               union acpi_operand_object **return_object_ptr)
 {
+        union acpi_operand_object *return_object = *return_object_ptr;
         acpi_status status = AE_OK;
         const union acpi_predefined_info *predefined;
         char *pathname;
@@ -128,12 +137,6 @@ acpi_ns_check_predefined_names(struct acpi_namespace_node *node,
         /* Match the name for this method/object against the predefined list */
 
         predefined = acpi_ns_check_for_predefined_name(node);
-        if (!predefined) {
-
-                /* Name was not one of the predefined names */
-
-                return (AE_OK);
-        }
 
         /* Get the full pathname to the object, for use in error messages */
 
@@ -143,10 +146,37 @@ acpi_ns_check_predefined_names(struct acpi_namespace_node *node,
         }
 
         /*
-         * Check that the parameter count for this method is in accordance
-         * with the ACPI specification.
+         * Check that the parameter count for this method matches the ASL
+         * definition. For predefined names, ensure that both the caller and
+         * the method itself are in accordance with the ACPI specification.
          */
-        acpi_ns_check_parameter_count(pathname, node, predefined);
+        acpi_ns_check_parameter_count(pathname, node, user_param_count,
+                                      predefined);
+
+        /* If not a predefined name, we cannot validate the return object */
+
+        if (!predefined) {
+                goto exit;
+        }
+
+        /* If the method failed, we cannot validate the return object */
+
+        if ((return_status != AE_OK) && (return_status != AE_CTRL_RETURN_VALUE)) {
+                goto exit;
+        }
+
+        /*
+         * Only validate the return value on the first successful evaluation of
+         * the method. This ensures that any warnings will only be emitted during
+         * the very first evaluation of the method/object.
+         */
+        if (node->flags & ANOBJ_EVALUATED) {
+                goto exit;
+        }
+
+        /* Mark the node as having been successfully evaluated */
+
+        node->flags |= ANOBJ_EVALUATED;
 
         /*
          * If there is no return value, check if we require a return value for
@@ -171,7 +201,7 @@ acpi_ns_check_predefined_names(struct acpi_namespace_node *node,
          * We have a return value, but if one wasn't expected, just exit, this is
          * not a problem
          *
-         * For example, if "Implicit return value" is enabled, methods will
+         * For example, if the "Implicit Return" feature is enabled, methods will
          * always return a value
          */
         if (!predefined->info.expected_btypes) {
@@ -182,7 +212,7 @@ acpi_ns_check_predefined_names(struct acpi_namespace_node *node,
          * Check that the type of the return object is what is expected for
          * this predefined name
          */
-        status = acpi_ns_check_object_type(pathname, return_object,
+        status = acpi_ns_check_object_type(pathname, return_object_ptr,
                                            predefined->info.expected_btypes,
                                            ACPI_NOT_PACKAGE);
         if (ACPI_FAILURE(status)) {
@@ -193,11 +223,12 @@ acpi_ns_check_predefined_names(struct acpi_namespace_node *node,
 
         if (ACPI_GET_OBJECT_TYPE(return_object) == ACPI_TYPE_PACKAGE) {
                 status =
-                    acpi_ns_check_package(pathname, return_object, predefined);
+                    acpi_ns_check_package(pathname, return_object_ptr,
+                                          predefined);
         }
 
       exit:
-        if (pathname) {
+        if (pathname != predefined->info.name) {
                 ACPI_FREE(pathname);
         }
 
@@ -210,6 +241,7 @@ acpi_ns_check_predefined_names(struct acpi_namespace_node *node,
  *
  * PARAMETERS:  Pathname        - Full pathname to the node (for error msgs)
  *              Node            - Namespace node for the method/object
+ *              user_param_count - Number of args passed in by the caller
  *              Predefined      - Pointer to entry in predefined name table
  *
  * RETURN:      None
@@ -223,32 +255,76 @@ acpi_ns_check_predefined_names(struct acpi_namespace_node *node,
 void
 acpi_ns_check_parameter_count(char *pathname,
                               struct acpi_namespace_node *node,
+                              u32 user_param_count,
                               const union acpi_predefined_info *predefined)
 {
         u32 param_count;
         u32 required_params_current;
         u32 required_params_old;
 
-        /*
-         * Check that the ASL-defined parameter count is what is expected for
-         * this predefined name.
-         *
-         * Methods have 0-7 parameters. All other types have zero.
-         */
+        /* Methods have 0-7 parameters. All other types have zero. */
+
         param_count = 0;
         if (node->type == ACPI_TYPE_METHOD) {
                 param_count = node->object->method.param_count;
         }
 
-        /* Validate parameter count - allow two different legal counts (_SCP) */
+        /* Argument count check for non-predefined methods/objects */
+
+        if (!predefined) {
+                /*
+                 * Warning if too few or too many arguments have been passed by the
+                 * caller. An incorrect number of arguments may not cause the method
+                 * to fail. However, the method will fail if there are too few
+                 * arguments and the method attempts to use one of the missing ones.
+                 */
+                if (user_param_count < param_count) {
+                        ACPI_WARNING((AE_INFO,
+                                      "%s: Insufficient arguments - needs %d, found %d",
+                                      pathname, param_count, user_param_count));
+                } else if (user_param_count > param_count) {
+                        ACPI_WARNING((AE_INFO,
+                                      "%s: Excess arguments - needs %d, found %d",
+                                      pathname, param_count, user_param_count));
+                }
+                return;
+        }
+
+        /* Allow two different legal argument counts (_SCP, etc.) */
 
         required_params_current = predefined->info.param_count & 0x0F;
         required_params_old = predefined->info.param_count >> 4;
 
+        if (user_param_count != ACPI_UINT32_MAX) {
+
+                /* Validate the user-supplied parameter count */
+
+                if ((user_param_count != required_params_current) &&
+                    (user_param_count != required_params_old)) {
+                        ACPI_WARNING((AE_INFO,
+                                      "%s: Parameter count mismatch - caller passed %d, ACPI requires %d",
+                                      pathname, user_param_count,
+                                      required_params_current));
+                }
+        }
+
+        /*
+         * Only validate the argument count on the first successful evaluation of
+         * the method. This ensures that any warnings will only be emitted during
+         * the very first evaluation of the method/object.
+         */
+        if (node->flags & ANOBJ_EVALUATED) {
+                return;
+        }
+
+        /*
+         * Check that the ASL-defined parameter count is what is expected for
+         * this predefined name.
+         */
         if ((param_count != required_params_current) &&
             (param_count != required_params_old)) {
                 ACPI_WARNING((AE_INFO,
-                              "%s: Parameter count mismatch - ASL declared %d, expected %d",
+                              "%s: Parameter count mismatch - ASL declared %d, ACPI requires %d",
                               pathname, param_count, required_params_current));
         }
 }
@@ -307,8 +383,8 @@ const union acpi_predefined_info *acpi_ns_check_for_predefined_name(struct
  * FUNCTION:    acpi_ns_check_package
  *
  * PARAMETERS:  Pathname        - Full pathname to the node (for error msgs)
- *              return_object   - Object returned from the evaluation of a
- *                                method or object
+ *              return_object_ptr - Pointer to the object returned from the
+ *                                evaluation of a method or object
  *              Predefined      - Pointer to entry in predefined name table
  *
  * RETURN:      Status
@@ -320,9 +396,10 @@ const union acpi_predefined_info *acpi_ns_check_for_predefined_name(struct
 
 static acpi_status
 acpi_ns_check_package(char *pathname,
-                      union acpi_operand_object *return_object,
+                      union acpi_operand_object **return_object_ptr,
                       const union acpi_predefined_info *predefined)
 {
+        union acpi_operand_object *return_object = *return_object_ptr;
         const union acpi_predefined_info *package;
         union acpi_operand_object *sub_package;
         union acpi_operand_object **elements;
@@ -408,7 +485,7 @@ acpi_ns_check_package(char *pathname,
                  * elements must be of the same type
                  */
                 for (i = 0; i < count; i++) {
-                        status = acpi_ns_check_object_type(pathname, *elements,
+                        status = acpi_ns_check_object_type(pathname, elements,
                                                            package->ret_info.
                                                            object_type1, i);
                         if (ACPI_FAILURE(status)) {
@@ -441,7 +518,7 @@ acpi_ns_check_package(char *pathname,
 
                                 status =
                                     acpi_ns_check_object_type(pathname,
-                                                              *elements,
+                                                              elements,
                                                               package->
                                                               ret_info3.
                                                               object_type[i],
@@ -454,7 +531,7 @@ acpi_ns_check_package(char *pathname,
 
                                 status =
                                     acpi_ns_check_object_type(pathname,
-                                                              *elements,
+                                                              elements,
                                                               package->
                                                               ret_info3.
                                                               tail_object_type,
@@ -471,7 +548,7 @@ acpi_ns_check_package(char *pathname,
 
                 /* First element is the (Integer) count of sub-packages to follow */
 
-                status = acpi_ns_check_object_type(pathname, *elements,
+                status = acpi_ns_check_object_type(pathname, elements,
                                                    ACPI_RTYPE_INTEGER, 0);
                 if (ACPI_FAILURE(status)) {
                         return (status);
@@ -509,7 +586,7 @@ acpi_ns_check_package(char *pathname,
                         /* Each sub-object must be of type Package */
 
                         status =
-                            acpi_ns_check_object_type(pathname, sub_package,
+                            acpi_ns_check_object_type(pathname, &sub_package,
                                                       ACPI_RTYPE_PACKAGE, i);
                         if (ACPI_FAILURE(status)) {
                                 return (status);
@@ -567,12 +644,8 @@ acpi_ns_check_package(char *pathname,
                                 for (j = 0; j < expected_count; j++) {
                                         status =
                                             acpi_ns_check_object_type(pathname,
-                                                                      sub_elements
-                                                                      [j],
-                                                                      package->
-                                                                      ret_info2.
-                                                                      object_type
-                                                                      [j], j);
+                                                &sub_elements[j],
+                                                package->ret_info2.object_type[j], j);
                                         if (ACPI_FAILURE(status)) {
                                                 return (status);
                                         }
@@ -611,7 +684,7 @@ acpi_ns_check_package(char *pathname,
 
                                 status =
                                     acpi_ns_check_object_type(pathname,
-                                                              *sub_elements,
+                                                              sub_elements,
                                                               ACPI_RTYPE_INTEGER,
                                                               0);
                                 if (ACPI_FAILURE(status)) {
@@ -708,7 +781,7 @@ acpi_ns_check_package_elements(char *pathname,
          * The second group can have a count of zero.
          */
         for (i = 0; i < count1; i++) {
-                status = acpi_ns_check_object_type(pathname, *this_element,
+                status = acpi_ns_check_object_type(pathname, this_element,
                                                    type1, i);
                 if (ACPI_FAILURE(status)) {
                         return (status);
@@ -717,7 +790,7 @@ acpi_ns_check_package_elements(char *pathname,
         }
 
         for (i = 0; i < count2; i++) {
-                status = acpi_ns_check_object_type(pathname, *this_element,
+                status = acpi_ns_check_object_type(pathname, this_element,
                                                    type2, (i + count1));
                 if (ACPI_FAILURE(status)) {
                         return (status);
@@ -733,8 +806,8 @@ acpi_ns_check_package_elements(char *pathname,
  * FUNCTION:    acpi_ns_check_object_type
  *
  * PARAMETERS:  Pathname        - Full pathname to the node (for error msgs)
- *              return_object   - Object return from the execution of this
- *                                method/object
+ *              return_object_ptr - Pointer to the object returned from the
+ *                                evaluation of a method or object
  *              expected_btypes - Bitmap of expected return type(s)
  *              package_index   - Index of object within parent package (if
  *                                applicable - ACPI_NOT_PACKAGE otherwise)
@@ -748,9 +821,10 @@ acpi_ns_check_package_elements(char *pathname,
 
 static acpi_status
 acpi_ns_check_object_type(char *pathname,
-                          union acpi_operand_object *return_object,
+                          union acpi_operand_object **return_object_ptr,
                           u32 expected_btypes, u32 package_index)
 {
+        union acpi_operand_object *return_object = *return_object_ptr;
         acpi_status status = AE_OK;
         u32 return_btype;
         char type_buffer[48];   /* Room for 5 types */
@@ -814,6 +888,14 @@ acpi_ns_check_object_type(char *pathname,
         /* Is the object one of the expected types? */
 
         if (!(return_btype & expected_btypes)) {
+
+                /* Type mismatch -- attempt repair of the returned object */
+
+                status = acpi_ns_repair_object(expected_btypes, package_index,
+                                               return_object_ptr);
+                if (ACPI_SUCCESS(status)) {
+                        return (status);
+                }
                 goto type_error_exit;
         }
 
@@ -898,3 +980,86 @@ acpi_ns_check_reference(char *pathname,
 
         return (AE_AML_OPERAND_TYPE);
 }
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ns_repair_object
+ *
+ * PARAMETERS:  Pathname        - Full pathname to the node (for error msgs)
+ *              package_index   - Used to determine if target is in a package
+ *              return_object_ptr - Pointer to the object returned from the
+ *                                evaluation of a method or object
+ *
+ * RETURN:      Status. AE_OK if repair was successful.
+ *
+ * DESCRIPTION: Attempt to repair/convert a return object of a type that was
+ *              not expected.
+ *
+ ******************************************************************************/
+
+static acpi_status
+acpi_ns_repair_object(u32 expected_btypes,
+                      u32 package_index,
+                      union acpi_operand_object **return_object_ptr)
+{
+        union acpi_operand_object *return_object = *return_object_ptr;
+        union acpi_operand_object *new_object;
+        acpi_size length;
+
+        switch (ACPI_GET_OBJECT_TYPE(return_object)) {
+        case ACPI_TYPE_BUFFER:
+
+                if (!(expected_btypes & ACPI_RTYPE_STRING)) {
+                        return (AE_AML_OPERAND_TYPE);
+                }
+
+                /*
+                 * Have a Buffer, expected a String, convert. Use a to_string
+                 * conversion, no transform performed on the buffer data. The best
+                 * example of this is the _BIF method, where the string data from
+                 * the battery is often (incorrectly) returned as buffer object(s).
+                 */
+                length = 0;
+                while ((length < return_object->buffer.length) &&
+                       (return_object->buffer.pointer[length])) {
+                        length++;
+                }
+
+                /* Allocate a new string object */
+
+                new_object = acpi_ut_create_string_object(length);
+                if (!new_object) {
+                        return (AE_NO_MEMORY);
+                }
+
+                /*
+                 * Copy the raw buffer data with no transform. String is already NULL
+                 * terminated at Length+1.
+                 */
+                ACPI_MEMCPY(new_object->string.pointer,
+                            return_object->buffer.pointer, length);
+
+                /* Install the new return object */
+
+                acpi_ut_remove_reference(return_object);
+                *return_object_ptr = new_object;
+
+                /*
+                 * If the object is a package element, we need to:
+                 * 1. Decrement the reference count of the orignal object, it was
+                 *    incremented when building the package
+                 * 2. Increment the reference count of the new object, it will be
+                 *    decremented when releasing the package
+                 */
+                if (package_index != ACPI_NOT_PACKAGE) {
+                        acpi_ut_remove_reference(return_object);
+                        acpi_ut_add_reference(new_object);
+                }
+                return (AE_OK);
+
+        default:
+                break;
+        }
+
+        return (AE_AML_OPERAND_TYPE);
+}
diff --git a/drivers/acpi/namespace/nssearch.c b/drivers/acpi/acpica/nssearch.c
index a9a80bf811b3..6fea13f3f52d 100644
--- a/drivers/acpi/namespace/nssearch.c
+++ b/drivers/acpi/acpica/nssearch.c
@@ -42,7 +42,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_NAMESPACE
 ACPI_MODULE_NAME("nssearch")
diff --git a/drivers/acpi/namespace/nsutils.c b/drivers/acpi/acpica/nsutils.c
index b0817e1127b1..3e1149bf4aa5 100644
--- a/drivers/acpi/namespace/nsutils.c
+++ b/drivers/acpi/acpica/nsutils.c
@@ -43,9 +43,10 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
-#include <acpi/amlcode.h>
-#include <acpi/actables.h>
+#include "accommon.h"
+#include "acnamesp.h"
+#include "amlcode.h"
+#include "actables.h"
 
 #define _COMPONENT          ACPI_NAMESPACE
 ACPI_MODULE_NAME("nsutils")
@@ -314,9 +315,15 @@ void acpi_ns_get_internal_name_length(struct acpi_namestring_info *info)
          *
          * strlen() + 1 covers the first name_seg, which has no path separator
          */
-        if (acpi_ns_valid_root_prefix(next_external_char[0])) {
+        if (acpi_ns_valid_root_prefix(*next_external_char)) {
                 info->fully_qualified = TRUE;
                 next_external_char++;
+
+                /* Skip redundant root_prefix, like \\_SB.PCI0.SBRG.EC0 */
+
+                while (acpi_ns_valid_root_prefix(*next_external_char)) {
+                        next_external_char++;
+                }
         } else {
                 /*
                  * Handle Carat prefixes
diff --git a/drivers/acpi/namespace/nswalk.c b/drivers/acpi/acpica/nswalk.c
index 3c905ce26d7d..200895fa2728 100644
--- a/drivers/acpi/namespace/nswalk.c
+++ b/drivers/acpi/acpica/nswalk.c
@@ -42,7 +42,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_NAMESPACE
 ACPI_MODULE_NAME("nswalk")
diff --git a/drivers/acpi/namespace/nsxfeval.c b/drivers/acpi/acpica/nsxfeval.c
index a085cc39c055..22a7171ac1ed 100644
--- a/drivers/acpi/namespace/nsxfeval.c
+++ b/drivers/acpi/acpica/nsxfeval.c
@@ -43,8 +43,9 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acinterp.h>
+#include "accommon.h"
+#include "acnamesp.h"
+#include "acinterp.h"
 
 #define _COMPONENT          ACPI_NAMESPACE
 ACPI_MODULE_NAME("nsxfeval")
diff --git a/drivers/acpi/namespace/nsxfname.c b/drivers/acpi/acpica/nsxfname.c
index 5efa4e7ddb0b..9589fea24997 100644
--- a/drivers/acpi/namespace/nsxfname.c
+++ b/drivers/acpi/acpica/nsxfname.c
@@ -43,7 +43,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_NAMESPACE
 ACPI_MODULE_NAME("nsxfname")
diff --git a/drivers/acpi/namespace/nsxfobj.c b/drivers/acpi/acpica/nsxfobj.c
index 2b375ee80cef..1c7efc15225f 100644
--- a/drivers/acpi/namespace/nsxfobj.c
+++ b/drivers/acpi/acpica/nsxfobj.c
@@ -43,7 +43,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_NAMESPACE
 ACPI_MODULE_NAME("nsxfobj")
diff --git a/drivers/acpi/parser/psargs.c b/drivers/acpi/acpica/psargs.c
index d830b29b85b1..b161f3544b51 100644
--- a/drivers/acpi/parser/psargs.c
+++ b/drivers/acpi/acpica/psargs.c
@@ -42,10 +42,11 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acparser.h>
-#include <acpi/amlcode.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acdispat.h>
+#include "accommon.h"
+#include "acparser.h"
+#include "amlcode.h"
+#include "acnamesp.h"
+#include "acdispat.h"
 
 #define _COMPONENT          ACPI_PARSER
 ACPI_MODULE_NAME("psargs")
diff --git a/drivers/acpi/parser/psloop.c b/drivers/acpi/acpica/psloop.c
index 4647039a0d8a..c5f6ce19a401 100644
--- a/drivers/acpi/parser/psloop.c
+++ b/drivers/acpi/acpica/psloop.c
@@ -50,9 +50,10 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acparser.h>
-#include <acpi/acdispat.h>
-#include <acpi/amlcode.h>
+#include "accommon.h"
+#include "acparser.h"
+#include "acdispat.h"
+#include "amlcode.h"
 
 #define _COMPONENT          ACPI_PARSER
 ACPI_MODULE_NAME("psloop")
diff --git a/drivers/acpi/parser/psopcode.c b/drivers/acpi/acpica/psopcode.c
index f425ab30eae8..3bc3a60194d6 100644
--- a/drivers/acpi/parser/psopcode.c
+++ b/drivers/acpi/acpica/psopcode.c
@@ -42,9 +42,10 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acparser.h>
-#include <acpi/acopcode.h>
-#include <acpi/amlcode.h>
+#include "accommon.h"
+#include "acparser.h"
+#include "acopcode.h"
+#include "amlcode.h"
 
 #define _COMPONENT          ACPI_PARSER
 ACPI_MODULE_NAME("psopcode")
diff --git a/drivers/acpi/parser/psparse.c b/drivers/acpi/acpica/psparse.c
index 68e932f215ea..70838e9b608c 100644
--- a/drivers/acpi/parser/psparse.c
+++ b/drivers/acpi/acpica/psparse.c
@@ -51,11 +51,12 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acparser.h>
-#include <acpi/acdispat.h>
-#include <acpi/amlcode.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acinterp.h>
+#include "accommon.h"
+#include "acparser.h"
+#include "acdispat.h"
+#include "amlcode.h"
+#include "acnamesp.h"
+#include "acinterp.h"
 
 #define _COMPONENT          ACPI_PARSER
 ACPI_MODULE_NAME("psparse")
@@ -447,10 +448,22 @@ acpi_status acpi_ps_parse_aml(struct acpi_walk_state *walk_state)
                           walk_state, walk_state->parser_state.aml,
                           walk_state->parser_state.aml_size));
 
+        if (!walk_state->parser_state.aml) {
+                return_ACPI_STATUS(AE_NULL_OBJECT);
+        }
+
         /* Create and initialize a new thread state */
 
         thread = acpi_ut_create_thread_state();
         if (!thread) {
+                if (walk_state->method_desc) {
+
+                        /* Executing a control method - additional cleanup */
+
+                        acpi_ds_terminate_control_method(
+                                walk_state->method_desc, walk_state);
+                }
+
                 acpi_ds_delete_walk_state(walk_state);
                 return_ACPI_STATUS(AE_NO_MEMORY);
         }
diff --git a/drivers/acpi/parser/psscope.c b/drivers/acpi/acpica/psscope.c
index ee50e67c9443..2feca5ca9581 100644
--- a/drivers/acpi/parser/psscope.c
+++ b/drivers/acpi/acpica/psscope.c
@@ -42,7 +42,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acparser.h>
+#include "accommon.h"
+#include "acparser.h"
 
 #define _COMPONENT          ACPI_PARSER
 ACPI_MODULE_NAME("psscope")
diff --git a/drivers/acpi/parser/pstree.c b/drivers/acpi/acpica/pstree.c
index 1dd355ddd182..4d3389118ec3 100644
--- a/drivers/acpi/parser/pstree.c
+++ b/drivers/acpi/acpica/pstree.c
@@ -42,8 +42,9 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acparser.h>
-#include <acpi/amlcode.h>
+#include "accommon.h"
+#include "acparser.h"
+#include "amlcode.h"
 
 #define _COMPONENT          ACPI_PARSER
 ACPI_MODULE_NAME("pstree")
diff --git a/drivers/acpi/parser/psutils.c b/drivers/acpi/acpica/psutils.c
index 7cf1f65cd5bb..e636e078ad3d 100644
--- a/drivers/acpi/parser/psutils.c
+++ b/drivers/acpi/acpica/psutils.c
@@ -42,8 +42,9 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acparser.h>
-#include <acpi/amlcode.h>
+#include "accommon.h"
+#include "acparser.h"
+#include "amlcode.h"
 
 #define _COMPONENT          ACPI_PARSER
 ACPI_MODULE_NAME("psutils")
diff --git a/drivers/acpi/parser/pswalk.c b/drivers/acpi/acpica/pswalk.c
index 8b86ad5a3201..78b8b791f2ae 100644
--- a/drivers/acpi/parser/pswalk.c
+++ b/drivers/acpi/acpica/pswalk.c
@@ -42,7 +42,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acparser.h>
+#include "accommon.h"
+#include "acparser.h"
 
 #define _COMPONENT          ACPI_PARSER
 ACPI_MODULE_NAME("pswalk")
diff --git a/drivers/acpi/parser/psxface.c b/drivers/acpi/acpica/psxface.c
index 270469aae842..ff06032c0f06 100644
--- a/drivers/acpi/parser/psxface.c
+++ b/drivers/acpi/acpica/psxface.c
@@ -42,9 +42,11 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acparser.h>
-#include <acpi/acdispat.h>
-#include <acpi/acinterp.h>
+#include "accommon.h"
+#include "acparser.h"
+#include "acdispat.h"
+#include "acinterp.h"
+#include "amlcode.h"
 
 #define _COMPONENT          ACPI_PARSER
 ACPI_MODULE_NAME("psxface")
@@ -278,6 +280,38 @@ acpi_status acpi_ps_execute_method(struct acpi_evaluate_info *info)
                 goto cleanup;
         }
 
+        /* Invoke an internal method if necessary */
+
+        if (info->obj_desc->method.method_flags & AML_METHOD_INTERNAL_ONLY) {
+                status = info->obj_desc->method.implementation(walk_state);
+                info->return_object = walk_state->return_desc;
+
+                /* Cleanup states */
+
+                acpi_ds_scope_stack_clear(walk_state);
+                acpi_ps_cleanup_scope(&walk_state->parser_state);
+                acpi_ds_terminate_control_method(walk_state->method_desc,
+                                                 walk_state);
+                acpi_ds_delete_walk_state(walk_state);
+                goto cleanup;
+        }
+
+        /*
+         * Start method evaluation with an implicit return of zero.
+         * This is done for Windows compatibility.
+         */
+        if (acpi_gbl_enable_interpreter_slack) {
+                walk_state->implicit_return_obj =
+                    acpi_ut_create_internal_object(ACPI_TYPE_INTEGER);
+                if (!walk_state->implicit_return_obj) {
+                        status = AE_NO_MEMORY;
+                        acpi_ds_delete_walk_state(walk_state);
+                        goto cleanup;
+                }
+
+                walk_state->implicit_return_obj->integer.value = 0;
+        }
+
         /* Parse the AML */
 
         status = acpi_ps_parse_aml(walk_state);
diff --git a/drivers/acpi/resources/rsaddr.c b/drivers/acpi/acpica/rsaddr.c
index 7f96332822bf..1e437bfd8db5 100644
--- a/drivers/acpi/resources/rsaddr.c
+++ b/drivers/acpi/acpica/rsaddr.c
@@ -42,7 +42,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acresrc.h>
+#include "accommon.h"
+#include "acresrc.h"
 
 #define _COMPONENT          ACPI_RESOURCES
 ACPI_MODULE_NAME("rsaddr")
diff --git a/drivers/acpi/resources/rscalc.c b/drivers/acpi/acpica/rscalc.c
index 8eaaecf92009..52865ee6bc77 100644
--- a/drivers/acpi/resources/rscalc.c
+++ b/drivers/acpi/acpica/rscalc.c
@@ -42,8 +42,9 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acresrc.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acresrc.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_RESOURCES
 ACPI_MODULE_NAME("rscalc")
diff --git a/drivers/acpi/resources/rscreate.c b/drivers/acpi/acpica/rscreate.c
index c0bbfa2c4193..9eb3a2a68408 100644
--- a/drivers/acpi/resources/rscreate.c
+++ b/drivers/acpi/acpica/rscreate.c
@@ -42,8 +42,9 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acresrc.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acresrc.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_RESOURCES
 ACPI_MODULE_NAME("rscreate")
diff --git a/drivers/acpi/resources/rsdump.c b/drivers/acpi/acpica/rsdump.c
index 6bbbb7b8941a..3f0ca5a12d34 100644
--- a/drivers/acpi/resources/rsdump.c
+++ b/drivers/acpi/acpica/rsdump.c
@@ -42,7 +42,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acresrc.h>
+#include "accommon.h"
+#include "acresrc.h"
 
 #define _COMPONENT          ACPI_RESOURCES
 ACPI_MODULE_NAME("rsdump")
diff --git a/drivers/acpi/resources/rsinfo.c b/drivers/acpi/acpica/rsinfo.c
index 3f0a1fedbe0e..77b25fdb459c 100644
--- a/drivers/acpi/resources/rsinfo.c
+++ b/drivers/acpi/acpica/rsinfo.c
@@ -42,7 +42,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acresrc.h>
+#include "accommon.h"
+#include "acresrc.h"
 
 #define _COMPONENT          ACPI_RESOURCES
 ACPI_MODULE_NAME("rsinfo")
diff --git a/drivers/acpi/resources/rsio.c b/drivers/acpi/acpica/rsio.c
index b66d42e7402e..35a49aa95609 100644
--- a/drivers/acpi/resources/rsio.c
+++ b/drivers/acpi/acpica/rsio.c
@@ -42,7 +42,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acresrc.h>
+#include "accommon.h"
+#include "acresrc.h"
 
 #define _COMPONENT          ACPI_RESOURCES
 ACPI_MODULE_NAME("rsio")
diff --git a/drivers/acpi/resources/rsirq.c b/drivers/acpi/acpica/rsirq.c
index a8805efc0366..2e0256983aa6 100644
--- a/drivers/acpi/resources/rsirq.c
+++ b/drivers/acpi/acpica/rsirq.c
@@ -42,7 +42,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acresrc.h>
+#include "accommon.h"
+#include "acresrc.h"
 
 #define _COMPONENT          ACPI_RESOURCES
 ACPI_MODULE_NAME("rsirq")
diff --git a/drivers/acpi/resources/rslist.c b/drivers/acpi/acpica/rslist.c
index b78c7e797a19..1b1dbc69f087 100644
--- a/drivers/acpi/resources/rslist.c
+++ b/drivers/acpi/acpica/rslist.c
@@ -42,7 +42,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acresrc.h>
+#include "accommon.h"
+#include "acresrc.h"
 
 #define _COMPONENT          ACPI_RESOURCES
 ACPI_MODULE_NAME("rslist")
diff --git a/drivers/acpi/resources/rsmemory.c b/drivers/acpi/acpica/rsmemory.c
index 63b21abd90bb..ddc76cebdc92 100644
--- a/drivers/acpi/resources/rsmemory.c
+++ b/drivers/acpi/acpica/rsmemory.c
@@ -42,7 +42,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acresrc.h>
+#include "accommon.h"
+#include "acresrc.h"
 
 #define _COMPONENT          ACPI_RESOURCES
 ACPI_MODULE_NAME("rsmemory")
diff --git a/drivers/acpi/resources/rsmisc.c b/drivers/acpi/acpica/rsmisc.c
index 96a6c0353255..5bc49a553284 100644
--- a/drivers/acpi/resources/rsmisc.c
+++ b/drivers/acpi/acpica/rsmisc.c
@@ -42,7 +42,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acresrc.h>
+#include "accommon.h"
+#include "acresrc.h"
 
 #define _COMPONENT          ACPI_RESOURCES
 ACPI_MODULE_NAME("rsmisc")
diff --git a/drivers/acpi/resources/rsutils.c b/drivers/acpi/acpica/rsutils.c
index f7b3bcd59ba7..bc03d5966829 100644
--- a/drivers/acpi/resources/rsutils.c
+++ b/drivers/acpi/acpica/rsutils.c
@@ -42,8 +42,9 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acresrc.h>
+#include "accommon.h"
+#include "acnamesp.h"
+#include "acresrc.h"
 
 #define _COMPONENT          ACPI_RESOURCES
 ACPI_MODULE_NAME("rsutils")
diff --git a/drivers/acpi/resources/rsxface.c b/drivers/acpi/acpica/rsxface.c
index f59f4c4e034c..69a2aa5b5d83 100644
--- a/drivers/acpi/resources/rsxface.c
+++ b/drivers/acpi/acpica/rsxface.c
@@ -42,8 +42,9 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acresrc.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acresrc.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_RESOURCES
 ACPI_MODULE_NAME("rsxface")
diff --git a/drivers/acpi/tables/tbfadt.c b/drivers/acpi/acpica/tbfadt.c
index 2817158fb6a1..3636e4f8fb73 100644
--- a/drivers/acpi/tables/tbfadt.c
+++ b/drivers/acpi/acpica/tbfadt.c
@@ -42,15 +42,16 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/actables.h>
+#include "accommon.h"
+#include "actables.h"
 
 #define _COMPONENT          ACPI_TABLES
 ACPI_MODULE_NAME("tbfadt")
 
 /* Local prototypes */
-static void inline
+static inline void
 acpi_tb_init_generic_address(struct acpi_generic_address *generic_address,
-                             u8 byte_width, u64 address);
+                             u8 space_id, u8 byte_width, u64 address);
 
 static void acpi_tb_convert_fadt(void);
 
@@ -60,9 +61,10 @@ static void acpi_tb_validate_fadt(void);
 
 typedef struct acpi_fadt_info {
         char *name;
-        u8 target;
-        u8 source;
+        u8 address64;
+        u8 address32;
         u8 length;
+        u8 default_length;
         u8 type;
 
 } acpi_fadt_info;
@@ -71,37 +73,61 @@ typedef struct acpi_fadt_info {
 #define ACPI_FADT_SEPARATE_LENGTH   2
 
 static struct acpi_fadt_info fadt_info_table[] = {
-        {"Pm1aEventBlock", ACPI_FADT_OFFSET(xpm1a_event_block),
+        {"Pm1aEventBlock",
+         ACPI_FADT_OFFSET(xpm1a_event_block),
          ACPI_FADT_OFFSET(pm1a_event_block),
-         ACPI_FADT_OFFSET(pm1_event_length), ACPI_FADT_REQUIRED},
+         ACPI_FADT_OFFSET(pm1_event_length),
+         ACPI_PM1_REGISTER_WIDTH * 2,   /* Enable + Status register */
+         ACPI_FADT_REQUIRED},
 
-        {"Pm1bEventBlock", ACPI_FADT_OFFSET(xpm1b_event_block),
+        {"Pm1bEventBlock",
+         ACPI_FADT_OFFSET(xpm1b_event_block),
          ACPI_FADT_OFFSET(pm1b_event_block),
-         ACPI_FADT_OFFSET(pm1_event_length), 0},
+         ACPI_FADT_OFFSET(pm1_event_length),
+         ACPI_PM1_REGISTER_WIDTH * 2,   /* Enable + Status register */
+         0},
 
-        {"Pm1aControlBlock", ACPI_FADT_OFFSET(xpm1a_control_block),
+        {"Pm1aControlBlock",
+         ACPI_FADT_OFFSET(xpm1a_control_block),
          ACPI_FADT_OFFSET(pm1a_control_block),
-         ACPI_FADT_OFFSET(pm1_control_length), ACPI_FADT_REQUIRED},
+         ACPI_FADT_OFFSET(pm1_control_length),
+         ACPI_PM1_REGISTER_WIDTH,
+         ACPI_FADT_REQUIRED},
 
-        {"Pm1bControlBlock", ACPI_FADT_OFFSET(xpm1b_control_block),
+        {"Pm1bControlBlock",
+         ACPI_FADT_OFFSET(xpm1b_control_block),
          ACPI_FADT_OFFSET(pm1b_control_block),
-         ACPI_FADT_OFFSET(pm1_control_length), 0},
+         ACPI_FADT_OFFSET(pm1_control_length),
+         ACPI_PM1_REGISTER_WIDTH,
+         0},
 
-        {"Pm2ControlBlock", ACPI_FADT_OFFSET(xpm2_control_block),
+        {"Pm2ControlBlock",
+         ACPI_FADT_OFFSET(xpm2_control_block),
          ACPI_FADT_OFFSET(pm2_control_block),
-         ACPI_FADT_OFFSET(pm2_control_length), ACPI_FADT_SEPARATE_LENGTH},
+         ACPI_FADT_OFFSET(pm2_control_length),
+         ACPI_PM2_REGISTER_WIDTH,
+         ACPI_FADT_SEPARATE_LENGTH},
 
-        {"PmTimerBlock", ACPI_FADT_OFFSET(xpm_timer_block),
+        {"PmTimerBlock",
+         ACPI_FADT_OFFSET(xpm_timer_block),
          ACPI_FADT_OFFSET(pm_timer_block),
-         ACPI_FADT_OFFSET(pm_timer_length), ACPI_FADT_REQUIRED},
+         ACPI_FADT_OFFSET(pm_timer_length),
+         ACPI_PM_TIMER_WIDTH,
+         ACPI_FADT_REQUIRED},
 
-        {"Gpe0Block", ACPI_FADT_OFFSET(xgpe0_block),
+        {"Gpe0Block",
+         ACPI_FADT_OFFSET(xgpe0_block),
          ACPI_FADT_OFFSET(gpe0_block),
-         ACPI_FADT_OFFSET(gpe0_block_length), ACPI_FADT_SEPARATE_LENGTH},
+         ACPI_FADT_OFFSET(gpe0_block_length),
+         0,
+         ACPI_FADT_SEPARATE_LENGTH},
 
-        {"Gpe1Block", ACPI_FADT_OFFSET(xgpe1_block),
+        {"Gpe1Block",
+         ACPI_FADT_OFFSET(xgpe1_block),
          ACPI_FADT_OFFSET(gpe1_block),
-         ACPI_FADT_OFFSET(gpe1_block_length), ACPI_FADT_SEPARATE_LENGTH}
+         ACPI_FADT_OFFSET(gpe1_block_length),
+         0,
+         ACPI_FADT_SEPARATE_LENGTH}
 };
 
 #define ACPI_FADT_INFO_ENTRIES        (sizeof (fadt_info_table) / sizeof (struct acpi_fadt_info))
@@ -122,9 +148,9 @@ static struct acpi_fadt_info fadt_info_table[] = {
  *
  ******************************************************************************/
 
-static void inline
+static inline void
 acpi_tb_init_generic_address(struct acpi_generic_address *generic_address,
-                             u8 byte_width, u64 address)
+                             u8 space_id, u8 byte_width, u64 address)
 {
 
         /*
@@ -135,10 +161,10 @@ acpi_tb_init_generic_address(struct acpi_generic_address *generic_address,
 
         /* All other fields are byte-wide */
 
-        generic_address->space_id = ACPI_ADR_SPACE_SYSTEM_IO;
-        generic_address->bit_width = byte_width << 3;
+        generic_address->space_id = space_id;
+        generic_address->bit_width = (u8)ACPI_MUL_8(byte_width);
         generic_address->bit_offset = 0;
-        generic_address->access_width = 0;
+        generic_address->access_width = 0;      /* Access width ANY */
 }
 
 /*******************************************************************************
@@ -225,7 +251,8 @@ void acpi_tb_create_local_fadt(struct acpi_table_header *table, u32 length)
          */
         if (length > sizeof(struct acpi_table_fadt)) {
                 ACPI_WARNING((AE_INFO,
-                              "FADT (revision %u) is longer than ACPI 2.0 version, truncating length 0x%X to 0x%zX",
+                              "FADT (revision %u) is longer than ACPI 2.0 version, "
+                              "truncating length 0x%X to 0x%zX",
                               table->revision, (unsigned)length,
                               sizeof(struct acpi_table_fadt)));
         }
@@ -244,7 +271,6 @@ void acpi_tb_create_local_fadt(struct acpi_table_header *table, u32 length)
          * 2) Validate some of the important values within the FADT
          */
         acpi_tb_convert_fadt();
-        acpi_tb_validate_fadt();
 }
 
 /*******************************************************************************
@@ -278,22 +304,36 @@ void acpi_tb_create_local_fadt(struct acpi_table_header *table, u32 length)
 
 static void acpi_tb_convert_fadt(void)
 {
-        u8 pm1_register_length;
-        struct acpi_generic_address *target;
+        u8 pm1_register_bit_width;
+        u8 pm1_register_byte_width;
+        struct acpi_generic_address *target64;
         u32 i;
 
         /* Update the local FADT table header length */
 
         acpi_gbl_FADT.header.length = sizeof(struct acpi_table_fadt);
 
-        /* Expand the 32-bit FACS and DSDT addresses to 64-bit as necessary */
-
+        /*
+         * Expand the 32-bit FACS and DSDT addresses to 64-bit as necessary.
+         * Later code will always use the X 64-bit field. Also, check for an
+         * address mismatch between the 32-bit and 64-bit address fields
+         * (FIRMWARE_CTRL/X_FIRMWARE_CTRL, DSDT/X_DSDT) which would indicate
+         * the presence of two FACS or two DSDT tables.
+         */
         if (!acpi_gbl_FADT.Xfacs) {
                 acpi_gbl_FADT.Xfacs = (u64) acpi_gbl_FADT.facs;
+        } else if (acpi_gbl_FADT.facs &&
+                   (acpi_gbl_FADT.Xfacs != (u64) acpi_gbl_FADT.facs)) {
+                ACPI_WARNING((AE_INFO,
+                    "32/64 FACS address mismatch in FADT - two FACS tables!"));
         }
 
         if (!acpi_gbl_FADT.Xdsdt) {
                 acpi_gbl_FADT.Xdsdt = (u64) acpi_gbl_FADT.dsdt;
+        } else if (acpi_gbl_FADT.dsdt &&
+                   (acpi_gbl_FADT.Xdsdt != (u64) acpi_gbl_FADT.dsdt)) {
+                ACPI_WARNING((AE_INFO,
+                    "32/64 DSDT address mismatch in FADT - two DSDT tables!"));
         }
 
         /*
@@ -312,18 +352,23 @@ static void acpi_tb_convert_fadt(void)
         }
 
         /*
-         * Expand the ACPI 1.0 32-bit V1.0 addresses to the ACPI 2.0 64-bit "X"
-         * generic address structures as necessary.
+         * Expand the ACPI 1.0 32-bit addresses to the ACPI 2.0 64-bit "X"
+         * generic address structures as necessary. Later code will always use
+         * the 64-bit address structures.
          */
         for (i = 0; i < ACPI_FADT_INFO_ENTRIES; i++) {
-                target =
+                target64 =
                     ACPI_ADD_PTR(struct acpi_generic_address, &acpi_gbl_FADT,
-                                 fadt_info_table[i].target);
+                                 fadt_info_table[i].address64);
 
-                /* Expand only if the X target is null */
+                /* Expand only if the 64-bit X target is null */
 
-                if (!target->address) {
-                        acpi_tb_init_generic_address(target,
+                if (!target64->address) {
+
+                        /* The space_id is always I/O for the 32-bit legacy address fields */
+
+                        acpi_tb_init_generic_address(target64,
+                                                     ACPI_ADR_SPACE_SYSTEM_IO,
                                                      *ACPI_ADD_PTR(u8,
                                                                    &acpi_gbl_FADT,
                                                                    fadt_info_table
@@ -332,11 +377,64 @@ static void acpi_tb_convert_fadt(void)
                                                                           &acpi_gbl_FADT,
                                                                           fadt_info_table
                                                                           [i].
-                                                                          source));
+                                                                          address32));
+                }
+        }
+
+        /* Validate FADT values now, before we make any changes */
+
+        acpi_tb_validate_fadt();
+
+        /*
+         * Optionally check all register lengths against the default values and
+         * update them if they are incorrect.
+         */
+        if (acpi_gbl_use_default_register_widths) {
+                for (i = 0; i < ACPI_FADT_INFO_ENTRIES; i++) {
+                        target64 =
+                            ACPI_ADD_PTR(struct acpi_generic_address,
+                                         &acpi_gbl_FADT,
+                                         fadt_info_table[i].address64);
+
+                        /*
+                         * If a valid register (Address != 0) and the (default_length > 0)
+                         * (Not a GPE register), then check the width against the default.
+                         */
+                        if ((target64->address) &&
+                            (fadt_info_table[i].default_length > 0) &&
+                            (fadt_info_table[i].default_length !=
+                             target64->bit_width)) {
+                                ACPI_WARNING((AE_INFO,
+                                              "Invalid length for %s: %d, using default %d",
+                                              fadt_info_table[i].name,
+                                              target64->bit_width,
+                                              fadt_info_table[i].
+                                              default_length));
+
+                                /* Incorrect size, set width to the default */
+
+                                target64->bit_width =
+                                    fadt_info_table[i].default_length;
+                        }
                 }
         }
 
         /*
+         * Get the length of the individual PM1 registers (enable and status).
+         * Each register is defined to be (event block length / 2).
+         */
+        pm1_register_bit_width =
+            (u8)ACPI_DIV_2(acpi_gbl_FADT.xpm1a_event_block.bit_width);
+        pm1_register_byte_width = (u8)ACPI_DIV_8(pm1_register_bit_width);
+
+        /*
+         * Adjust the lengths of the PM1 Event Blocks so that they can be used to
+         * access the PM1 status register(s). Use (width / 2)
+         */
+        acpi_gbl_FADT.xpm1a_event_block.bit_width = pm1_register_bit_width;
+        acpi_gbl_FADT.xpm1b_event_block.bit_width = pm1_register_bit_width;
+
+        /*
          * Calculate separate GAS structs for the PM1 Enable registers.
          * These addresses do not appear (directly) in the FADT, so it is
          * useful to calculate them once, here.
@@ -356,14 +454,14 @@ static void acpi_tb_convert_fadt(void)
                        " PM1_EVT_LEN (%u)\n",
                        acpi_gbl_FADT.xpm1a_event_block.bit_width,
                        acpi_gbl_FADT.pm1_event_length);
-        pm1_register_length = (u8) ACPI_DIV_2(acpi_gbl_FADT.pm1_event_length);
 
         /* The PM1A register block is required */
 
         acpi_tb_init_generic_address(&acpi_gbl_xpm1a_enable,
-                                     pm1_register_length,
+                                     acpi_gbl_FADT.xpm1a_event_block.space_id,
+                                     pm1_register_byte_width,
                                      (acpi_gbl_FADT.xpm1a_event_block.address +
-                                      pm1_register_length));
+                                      pm1_register_byte_width));
         /* Don't forget to copy space_id of the GAS */
         acpi_gbl_xpm1a_enable.space_id =
             acpi_gbl_FADT.xpm1a_event_block.space_id;
@@ -379,9 +477,10 @@ static void acpi_tb_convert_fadt(void)
                                acpi_gbl_FADT.xpm1b_event_block.bit_width,
                                acpi_gbl_FADT.pm1_event_length);
                 acpi_tb_init_generic_address(&acpi_gbl_xpm1b_enable,
-                                             pm1_register_length,
+                                             acpi_gbl_FADT.xpm1b_event_block.space_id,
+                                             pm1_register_byte_width,
                                              (acpi_gbl_FADT.xpm1b_event_block.
-                                              address + pm1_register_length));
+                                              address + pm1_register_byte_width));
                 /* Don't forget to copy space_id of the GAS */
                 acpi_gbl_xpm1b_enable.space_id =
                     acpi_gbl_FADT.xpm1b_event_block.space_id;
@@ -411,26 +510,63 @@ static void acpi_tb_convert_fadt(void)
 
 static void acpi_tb_validate_fadt(void)
 {
+        char *name;
         u32 *address32;
         struct acpi_generic_address *address64;
         u8 length;
         u32 i;
 
-        /* Examine all of the 64-bit extended address fields (X fields) */
+        /*
+         * Check for FACS and DSDT address mismatches. An address mismatch between
+         * the 32-bit and 64-bit address fields (FIRMWARE_CTRL/X_FIRMWARE_CTRL and
+         * DSDT/X_DSDT) would indicate the presence of two FACS or two DSDT tables.
+         */
+        if (acpi_gbl_FADT.facs &&
+            (acpi_gbl_FADT.Xfacs != (u64) acpi_gbl_FADT.facs)) {
+                ACPI_WARNING((AE_INFO,
+                              "32/64X FACS address mismatch in FADT - "
+                              "two FACS tables! %8.8X/%8.8X%8.8X",
+                              acpi_gbl_FADT.facs,
+                              ACPI_FORMAT_UINT64(acpi_gbl_FADT.Xfacs)));
+        }
 
-        for (i = 0; i < ACPI_FADT_INFO_ENTRIES; i++) {
+        if (acpi_gbl_FADT.dsdt &&
+            (acpi_gbl_FADT.Xdsdt != (u64) acpi_gbl_FADT.dsdt)) {
+                ACPI_WARNING((AE_INFO,
+                              "32/64X DSDT address mismatch in FADT - "
+                              "two DSDT tables! %8.8X/%8.8X%8.8X",
+                              acpi_gbl_FADT.dsdt,
+                              ACPI_FORMAT_UINT64(acpi_gbl_FADT.Xdsdt)));
+        }
 
-                /* Generate pointers to the 32-bit and 64-bit addresses and get the length */
+        /* Examine all of the 64-bit extended address fields (X fields) */
 
-                address64 =
-                    ACPI_ADD_PTR(struct acpi_generic_address, &acpi_gbl_FADT,
-                                 fadt_info_table[i].target);
+        for (i = 0; i < ACPI_FADT_INFO_ENTRIES; i++) {
+                /*
+                 * Generate pointers to the 32-bit and 64-bit addresses, get the
+                 * register length (width), and the register name
+                 */
+                address64 = ACPI_ADD_PTR(struct acpi_generic_address,
+                                         &acpi_gbl_FADT,
+                                         fadt_info_table[i].address64);
                 address32 =
                     ACPI_ADD_PTR(u32, &acpi_gbl_FADT,
-                                 fadt_info_table[i].source);
+                                 fadt_info_table[i].address32);
                 length =
                     *ACPI_ADD_PTR(u8, &acpi_gbl_FADT,
                                   fadt_info_table[i].length);
+                name = fadt_info_table[i].name;
+
+                /*
+                 * For each extended field, check for length mismatch between the
+                 * legacy length field and the corresponding 64-bit X length field.
+                 */
+                if (address64 && (address64->bit_width != ACPI_MUL_8(length))) {
+                        ACPI_WARNING((AE_INFO,
+                                      "32/64X length mismatch in %s: %d/%d",
+                                      name, ACPI_MUL_8(length),
+                                      address64->bit_width));
+                }
 
                 if (fadt_info_table[i].type & ACPI_FADT_REQUIRED) {
                         /*
@@ -439,8 +575,8 @@ static void acpi_tb_validate_fadt(void)
                          */
                         if (!address64->address || !length) {
                                 ACPI_ERROR((AE_INFO,
-                                            "Required field \"%s\" has zero address and/or length: %8.8X%8.8X/%X",
-                                            fadt_info_table[i].name,
+                                            "Required field %s has zero address and/or length: %8.8X%8.8X/%X",
+                                            name,
                                             ACPI_FORMAT_UINT64(address64->
                                                                address),
                                             length));
@@ -453,8 +589,8 @@ static void acpi_tb_validate_fadt(void)
                         if ((address64->address && !length)
                             || (!address64->address && length)) {
                                 ACPI_WARNING((AE_INFO,
-                                              "Optional field \"%s\" has zero address or length: %8.8X%8.8X/%X",
-                                              fadt_info_table[i].name,
+                                              "Optional field %s has zero address or length: %8.8X%8.8X/%X",
+                                              name,
                                               ACPI_FORMAT_UINT64(address64->
                                                                  address),
                                               length));
@@ -466,8 +602,8 @@ static void acpi_tb_validate_fadt(void)
                 if (address64->address && *address32 &&
                     (address64->address != (u64) * address32)) {
                         ACPI_ERROR((AE_INFO,
-                                    "32/64X address mismatch in \"%s\": [%8.8X] [%8.8X%8.8X], using 64X",
-                                    fadt_info_table[i].name, *address32,
+                                    "32/64X address mismatch in %s: %8.8X/%8.8X%8.8X, using 64X",
+                                    name, *address32,
                                     ACPI_FORMAT_UINT64(address64->address)));
                 }
         }
diff --git a/drivers/acpi/tables/tbfind.c b/drivers/acpi/acpica/tbfind.c
index 531584defbb8..1054dfd49207 100644
--- a/drivers/acpi/tables/tbfind.c
+++ b/drivers/acpi/acpica/tbfind.c
@@ -42,7 +42,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/actables.h>
+#include "accommon.h"
+#include "actables.h"
 
 #define _COMPONENT          ACPI_TABLES
 ACPI_MODULE_NAME("tbfind")
diff --git a/drivers/acpi/tables/tbinstal.c b/drivers/acpi/acpica/tbinstal.c
index 18747ce8dd2f..37374b21969d 100644
--- a/drivers/acpi/tables/tbinstal.c
+++ b/drivers/acpi/acpica/tbinstal.c
@@ -42,8 +42,9 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
-#include <acpi/actables.h>
+#include "accommon.h"
+#include "acnamesp.h"
+#include "actables.h"
 
 #define _COMPONENT          ACPI_TABLES
 ACPI_MODULE_NAME("tbinstal")
diff --git a/drivers/acpi/tables/tbutils.c b/drivers/acpi/acpica/tbutils.c
index 0cc92ef5236f..9684cc827930 100644
--- a/drivers/acpi/tables/tbutils.c
+++ b/drivers/acpi/acpica/tbutils.c
@@ -42,7 +42,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/actables.h>
+#include "accommon.h"
+#include "actables.h"
 
 #define _COMPONENT          ACPI_TABLES
 ACPI_MODULE_NAME("tbutils")
@@ -113,6 +114,30 @@ acpi_tb_check_xsdt(acpi_physical_address address)
 
 /*******************************************************************************
  *
+ * FUNCTION:    acpi_tb_initialize_facs
+ *
+ * PARAMETERS:  None
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: Create a permanent mapping for the FADT and save it in a global
+ *              for accessing the Global Lock and Firmware Waking Vector
+ *
+ ******************************************************************************/
+
+acpi_status acpi_tb_initialize_facs(void)
+{
+        acpi_status status;
+
+        status = acpi_get_table_by_index(ACPI_TABLE_INDEX_FACS,
+                                         ACPI_CAST_INDIRECT_PTR(struct
+                                                                acpi_table_header,
+                                                                &acpi_gbl_FACS));
+        return status;
+}
+
+/*******************************************************************************
+ *
  * FUNCTION:    acpi_tb_tables_loaded
  *
  * PARAMETERS:  None
@@ -420,7 +445,8 @@ acpi_tb_parse_root_table(acpi_physical_address rsdp_address, u8 flags)
 
         /* Differentiate between RSDT and XSDT root tables */
 
-        if (rsdp->revision > 1 && rsdp->xsdt_physical_address) {
+        if (rsdp->revision > 1 && rsdp->xsdt_physical_address
+                        && !acpi_rsdt_forced) {
                 /*
                  * Root table is an XSDT (64-bit physical addresses). We must use the
                  * XSDT if the revision is > 1 and the XSDT pointer is present, as per
diff --git a/drivers/acpi/tables/tbxface.c b/drivers/acpi/acpica/tbxface.c
index fd7770aa1061..c3e841f3cde9 100644
--- a/drivers/acpi/tables/tbxface.c
+++ b/drivers/acpi/acpica/tbxface.c
@@ -43,8 +43,9 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
-#include <acpi/actables.h>
+#include "accommon.h"
+#include "acnamesp.h"
+#include "actables.h"
 
 #define _COMPONENT          ACPI_TABLES
 ACPI_MODULE_NAME("tbxface")
diff --git a/drivers/acpi/tables/tbxfroot.c b/drivers/acpi/acpica/tbxfroot.c
index 2d157e0f98d2..b7fc8dd43341 100644
--- a/drivers/acpi/tables/tbxfroot.c
+++ b/drivers/acpi/acpica/tbxfroot.c
@@ -42,7 +42,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/actables.h>
+#include "accommon.h"
+#include "actables.h"
 
 #define _COMPONENT          ACPI_TABLES
 ACPI_MODULE_NAME("tbxfroot")
diff --git a/drivers/acpi/utilities/utalloc.c b/drivers/acpi/acpica/utalloc.c
index 241c535c1753..7580f6b3069e 100644
--- a/drivers/acpi/utilities/utalloc.c
+++ b/drivers/acpi/acpica/utalloc.c
@@ -42,7 +42,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acdebug.h>
+#include "accommon.h"
+#include "acdebug.h"
 
 #define _COMPONENT          ACPI_UTILITIES
 ACPI_MODULE_NAME("utalloc")
diff --git a/drivers/acpi/utilities/utcopy.c b/drivers/acpi/acpica/utcopy.c
index 5b2f7c27b705..b0dcfd3c872a 100644
--- a/drivers/acpi/utilities/utcopy.c
+++ b/drivers/acpi/acpica/utcopy.c
@@ -42,7 +42,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acnamesp.h"
 
 
 #define _COMPONENT          ACPI_UTILITIES
diff --git a/drivers/acpi/utilities/utdebug.c b/drivers/acpi/acpica/utdebug.c
index fd66ecb6741e..38821f53042c 100644
--- a/drivers/acpi/utilities/utdebug.c
+++ b/drivers/acpi/acpica/utdebug.c
@@ -42,6 +42,7 @@
  */
 
 #include <acpi/acpi.h>
+#include "accommon.h"
 
 #define _COMPONENT          ACPI_UTILITIES
 ACPI_MODULE_NAME("utdebug")
@@ -136,7 +137,7 @@ static const char *acpi_ut_trim_function_name(const char *function_name)
 
 /*******************************************************************************
  *
- * FUNCTION:    acpi_ut_debug_print
+ * FUNCTION:    acpi_debug_print
  *
  * PARAMETERS:  requested_debug_level - Requested debug print level
  *              line_number         - Caller's line number (for error output)
@@ -154,11 +155,11 @@ static const char *acpi_ut_trim_function_name(const char *function_name)
  ******************************************************************************/
 
 void ACPI_INTERNAL_VAR_XFACE
-acpi_ut_debug_print(u32 requested_debug_level,
-                    u32 line_number,
-                    const char *function_name,
-                    const char *module_name,
-                    u32 component_id, const char *format, ...)
+acpi_debug_print(u32 requested_debug_level,
+                 u32 line_number,
+                 const char *function_name,
+                 const char *module_name,
+                 u32 component_id, const char *format, ...)
 {
         acpi_thread_id thread_id;
         va_list args;
@@ -205,11 +206,11 @@ acpi_ut_debug_print(u32 requested_debug_level,
         va_end(args);
 }
 
-ACPI_EXPORT_SYMBOL(acpi_ut_debug_print)
+ACPI_EXPORT_SYMBOL(acpi_debug_print)
 
 /*******************************************************************************
  *
- * FUNCTION:    acpi_ut_debug_print_raw
+ * FUNCTION:    acpi_debug_print_raw
  *
  * PARAMETERS:  requested_debug_level - Requested debug print level
  *              line_number         - Caller's line number
@@ -226,11 +227,11 @@ ACPI_EXPORT_SYMBOL(acpi_ut_debug_print)
  *
  ******************************************************************************/
 void ACPI_INTERNAL_VAR_XFACE
-acpi_ut_debug_print_raw(u32 requested_debug_level,
-                        u32 line_number,
-                        const char *function_name,
-                        const char *module_name,
-                        u32 component_id, const char *format, ...)
+acpi_debug_print_raw(u32 requested_debug_level,
+                     u32 line_number,
+                     const char *function_name,
+                     const char *module_name,
+                     u32 component_id, const char *format, ...)
 {
         va_list args;
 
@@ -244,7 +245,7 @@ acpi_ut_debug_print_raw(u32 requested_debug_level,
         va_end(args);
 }
 
-ACPI_EXPORT_SYMBOL(acpi_ut_debug_print_raw)
+ACPI_EXPORT_SYMBOL(acpi_debug_print_raw)
 
 /*******************************************************************************
  *
@@ -270,9 +271,9 @@ acpi_ut_trace(u32 line_number,
         acpi_gbl_nesting_level++;
         acpi_ut_track_stack_ptr();
 
-        acpi_ut_debug_print(ACPI_LV_FUNCTIONS,
-                            line_number, function_name, module_name,
-                            component_id, "%s\n", acpi_gbl_fn_entry_str);
+        acpi_debug_print(ACPI_LV_FUNCTIONS,
+                         line_number, function_name, module_name, component_id,
+                         "%s\n", acpi_gbl_fn_entry_str);
 }
 
 ACPI_EXPORT_SYMBOL(acpi_ut_trace)
@@ -301,10 +302,9 @@ acpi_ut_trace_ptr(u32 line_number,
         acpi_gbl_nesting_level++;
         acpi_ut_track_stack_ptr();
 
-        acpi_ut_debug_print(ACPI_LV_FUNCTIONS,
-                            line_number, function_name, module_name,
-                            component_id, "%s %p\n", acpi_gbl_fn_entry_str,
-                            pointer);
+        acpi_debug_print(ACPI_LV_FUNCTIONS,
+                         line_number, function_name, module_name, component_id,
+                         "%s %p\n", acpi_gbl_fn_entry_str, pointer);
 }
 
 /*******************************************************************************
@@ -333,10 +333,9 @@ acpi_ut_trace_str(u32 line_number,
         acpi_gbl_nesting_level++;
         acpi_ut_track_stack_ptr();
 
-        acpi_ut_debug_print(ACPI_LV_FUNCTIONS,
-                            line_number, function_name, module_name,
-                            component_id, "%s %s\n", acpi_gbl_fn_entry_str,
-                            string);
+        acpi_debug_print(ACPI_LV_FUNCTIONS,
+                         line_number, function_name, module_name, component_id,
+                         "%s %s\n", acpi_gbl_fn_entry_str, string);
 }
 
 /*******************************************************************************
@@ -365,10 +364,9 @@ acpi_ut_trace_u32(u32 line_number,
         acpi_gbl_nesting_level++;
         acpi_ut_track_stack_ptr();
 
-        acpi_ut_debug_print(ACPI_LV_FUNCTIONS,
-                            line_number, function_name, module_name,
-                            component_id, "%s %08X\n", acpi_gbl_fn_entry_str,
-                            integer);
+        acpi_debug_print(ACPI_LV_FUNCTIONS,
+                         line_number, function_name, module_name, component_id,
+                         "%s %08X\n", acpi_gbl_fn_entry_str, integer);
 }
 
 /*******************************************************************************
@@ -393,9 +391,9 @@ acpi_ut_exit(u32 line_number,
              const char *module_name, u32 component_id)
 {
 
-        acpi_ut_debug_print(ACPI_LV_FUNCTIONS,
-                            line_number, function_name, module_name,
-                            component_id, "%s\n", acpi_gbl_fn_exit_str);
+        acpi_debug_print(ACPI_LV_FUNCTIONS,
+                         line_number, function_name, module_name, component_id,
+                         "%s\n", acpi_gbl_fn_exit_str);
 
         acpi_gbl_nesting_level--;
 }
@@ -426,17 +424,16 @@ acpi_ut_status_exit(u32 line_number,
 {
 
         if (ACPI_SUCCESS(status)) {
-                acpi_ut_debug_print(ACPI_LV_FUNCTIONS,
-                                    line_number, function_name, module_name,
-                                    component_id, "%s %s\n",
-                                    acpi_gbl_fn_exit_str,
-                                    acpi_format_exception(status));
+                acpi_debug_print(ACPI_LV_FUNCTIONS,
+                                 line_number, function_name, module_name,
+                                 component_id, "%s %s\n", acpi_gbl_fn_exit_str,
+                                 acpi_format_exception(status));
         } else {
-                acpi_ut_debug_print(ACPI_LV_FUNCTIONS,
-                                    line_number, function_name, module_name,
-                                    component_id, "%s ****Exception****: %s\n",
-                                    acpi_gbl_fn_exit_str,
-                                    acpi_format_exception(status));
+                acpi_debug_print(ACPI_LV_FUNCTIONS,
+                                 line_number, function_name, module_name,
+                                 component_id, "%s ****Exception****: %s\n",
+                                 acpi_gbl_fn_exit_str,
+                                 acpi_format_exception(status));
         }
 
         acpi_gbl_nesting_level--;
@@ -467,10 +464,10 @@ acpi_ut_value_exit(u32 line_number,
                    u32 component_id, acpi_integer value)
 {
 
-        acpi_ut_debug_print(ACPI_LV_FUNCTIONS,
-                            line_number, function_name, module_name,
-                            component_id, "%s %8.8X%8.8X\n",
-                            acpi_gbl_fn_exit_str, ACPI_FORMAT_UINT64(value));
+        acpi_debug_print(ACPI_LV_FUNCTIONS,
+                         line_number, function_name, module_name, component_id,
+                         "%s %8.8X%8.8X\n", acpi_gbl_fn_exit_str,
+                         ACPI_FORMAT_UINT64(value));
 
         acpi_gbl_nesting_level--;
 }
@@ -499,9 +496,9 @@ acpi_ut_ptr_exit(u32 line_number,
                  const char *module_name, u32 component_id, u8 *ptr)
 {
 
-        acpi_ut_debug_print(ACPI_LV_FUNCTIONS,
-                            line_number, function_name, module_name,
-                            component_id, "%s %p\n", acpi_gbl_fn_exit_str, ptr);
+        acpi_debug_print(ACPI_LV_FUNCTIONS,
+                         line_number, function_name, module_name, component_id,
+                         "%s %p\n", acpi_gbl_fn_exit_str, ptr);
 
         acpi_gbl_nesting_level--;
 }
diff --git a/drivers/acpi/utilities/utdelete.c b/drivers/acpi/acpica/utdelete.c
index d197c6b29e17..a0be9e39531e 100644
--- a/drivers/acpi/utilities/utdelete.c
+++ b/drivers/acpi/acpica/utdelete.c
@@ -42,9 +42,10 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acinterp.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acevents.h>
+#include "accommon.h"
+#include "acinterp.h"
+#include "acnamesp.h"
+#include "acevents.h"
 
 #define _COMPONENT          ACPI_UTILITIES
 ACPI_MODULE_NAME("utdelete")
diff --git a/drivers/acpi/utilities/uteval.c b/drivers/acpi/acpica/uteval.c
index 352747e49c7a..da9450bc60f7 100644
--- a/drivers/acpi/utilities/uteval.c
+++ b/drivers/acpi/acpica/uteval.c
@@ -42,8 +42,9 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acinterp.h>
+#include "accommon.h"
+#include "acnamesp.h"
+#include "acinterp.h"
 
 #define _COMPONENT          ACPI_UTILITIES
 ACPI_MODULE_NAME("uteval")
@@ -129,7 +130,7 @@ acpi_status acpi_ut_osi_implementation(struct acpi_walk_state *walk_state)
 
                         /* The interface is supported */
 
-                        return_ACPI_STATUS(AE_CTRL_TERMINATE);
+                        return_ACPI_STATUS(AE_OK);
                 }
         }
 
@@ -143,13 +144,13 @@ acpi_status acpi_ut_osi_implementation(struct acpi_walk_state *walk_state)
 
                 /* The interface is supported */
 
-                return_ACPI_STATUS(AE_CTRL_TERMINATE);
+                return_ACPI_STATUS(AE_OK);
         }
 
         /* The interface is not supported */
 
         return_desc->integer.value = 0;
-        return_ACPI_STATUS(AE_CTRL_TERMINATE);
+        return_ACPI_STATUS(AE_OK);
 }
 
 /*******************************************************************************
diff --git a/drivers/acpi/utilities/utglobal.c b/drivers/acpi/acpica/utglobal.c
index 670551b95e56..a3ab9d9da299 100644
--- a/drivers/acpi/utilities/utglobal.c
+++ b/drivers/acpi/acpica/utglobal.c
@@ -44,11 +44,11 @@
 #define DEFINE_ACPI_GLOBALS
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acnamesp.h"
 
-ACPI_EXPORT_SYMBOL(acpi_gbl_FADT)
 #define _COMPONENT          ACPI_UTILITIES
-    ACPI_MODULE_NAME("utglobal")
+ACPI_MODULE_NAME("utglobal")
 
 /*******************************************************************************
  *
@@ -64,7 +64,7 @@ u32 acpi_dbg_level = ACPI_DEBUG_DEFAULT;
 
 /* Debug switch - layer (component) mask */
 
-u32 acpi_dbg_layer = ACPI_COMPONENT_DEFAULT | ACPI_ALL_DRIVERS;
+u32 acpi_dbg_layer = 0;
 u32 acpi_gbl_nesting_level = 0;
 
 /* Debugger globals */
@@ -352,7 +352,7 @@ const char *acpi_gbl_region_types[ACPI_NUM_PREDEFINED_REGIONS] = {
         "PCI_Config",
         "EmbeddedControl",
         "SMBus",
-        "CMOS",
+        "SystemCMOS",
         "PCIBARTarget",
         "DataTable"
 };
@@ -756,6 +756,7 @@ acpi_status acpi_ut_init_globals(void)
         acpi_gbl_gpe_xrupt_list_head = NULL;
         acpi_gbl_gpe_fadt_blocks[0] = NULL;
         acpi_gbl_gpe_fadt_blocks[1] = NULL;
+        acpi_current_gpe_count = 0;
 
         /* Global handlers */
 
@@ -771,6 +772,7 @@ acpi_status acpi_ut_init_globals(void)
         acpi_gbl_global_lock_mutex = NULL;
         acpi_gbl_global_lock_acquired = FALSE;
         acpi_gbl_global_lock_handle = 0;
+        acpi_gbl_global_lock_present = FALSE;
 
         /* Miscellaneous variables */
 
@@ -815,5 +817,7 @@ acpi_status acpi_ut_init_globals(void)
         return_ACPI_STATUS(AE_OK);
 }
 
+ACPI_EXPORT_SYMBOL(acpi_gbl_FADT)
 ACPI_EXPORT_SYMBOL(acpi_dbg_level)
 ACPI_EXPORT_SYMBOL(acpi_dbg_layer)
+ACPI_EXPORT_SYMBOL(acpi_current_gpe_count)
diff --git a/drivers/acpi/utilities/utinit.c b/drivers/acpi/acpica/utinit.c
index cae515fc02d3..a54ca84eb362 100644
--- a/drivers/acpi/utilities/utinit.c
+++ b/drivers/acpi/acpica/utinit.c
@@ -42,9 +42,10 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acevents.h>
-#include <acpi/actables.h>
+#include "accommon.h"
+#include "acnamesp.h"
+#include "acevents.h"
+#include "actables.h"
 
 #define _COMPONENT          ACPI_UTILITIES
 ACPI_MODULE_NAME("utinit")
diff --git a/drivers/acpi/utilities/utmath.c b/drivers/acpi/acpica/utmath.c
index c927324fdd26..c9f682d640ef 100644
--- a/drivers/acpi/utilities/utmath.c
+++ b/drivers/acpi/acpica/utmath.c
@@ -42,6 +42,7 @@
  */
 
 #include <acpi/acpi.h>
+#include "accommon.h"
 
 #define _COMPONENT          ACPI_UTILITIES
 ACPI_MODULE_NAME("utmath")
diff --git a/drivers/acpi/utilities/utmisc.c b/drivers/acpi/acpica/utmisc.c
index 9089a158a874..c1f7f4e1a72d 100644
--- a/drivers/acpi/utilities/utmisc.c
+++ b/drivers/acpi/acpica/utmisc.c
@@ -44,7 +44,8 @@
 #include <linux/module.h>
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_UTILITIES
 ACPI_MODULE_NAME("utmisc")
@@ -1016,7 +1017,7 @@ acpi_ut_walk_package_tree(union acpi_operand_object * source_object,
 
 /*******************************************************************************
  *
- * FUNCTION:    acpi_ut_error, acpi_ut_warning, acpi_ut_info
+ * FUNCTION:    acpi_error, acpi_exception, acpi_warning, acpi_info
  *
  * PARAMETERS:  module_name         - Caller's module name (for error output)
  *              line_number         - Caller's line number (for error output)
@@ -1029,7 +1030,7 @@ acpi_ut_walk_package_tree(union acpi_operand_object * source_object,
  ******************************************************************************/
 
 void ACPI_INTERNAL_VAR_XFACE
-acpi_ut_error(const char *module_name, u32 line_number, const char *format, ...)
+acpi_error(const char *module_name, u32 line_number, const char *format, ...)
 {
         va_list args;
 
@@ -1042,8 +1043,8 @@ acpi_ut_error(const char *module_name, u32 line_number, const char *format, ...)
 }
 
 void ACPI_INTERNAL_VAR_XFACE
-acpi_ut_exception(const char *module_name,
-                  u32 line_number, acpi_status status, const char *format, ...)
+acpi_exception(const char *module_name,
+               u32 line_number, acpi_status status, const char *format, ...)
 {
         va_list args;
 
@@ -1056,11 +1057,8 @@ acpi_ut_exception(const char *module_name,
         va_end(args);
 }
 
-EXPORT_SYMBOL(acpi_ut_exception);
-
 void ACPI_INTERNAL_VAR_XFACE
-acpi_ut_warning(const char *module_name,
-                u32 line_number, const char *format, ...)
+acpi_warning(const char *module_name, u32 line_number, const char *format, ...)
 {
         va_list args;
 
@@ -1073,7 +1071,7 @@ acpi_ut_warning(const char *module_name,
 }
 
 void ACPI_INTERNAL_VAR_XFACE
-acpi_ut_info(const char *module_name, u32 line_number, const char *format, ...)
+acpi_info(const char *module_name, u32 line_number, const char *format, ...)
 {
         va_list args;
 
@@ -1088,3 +1086,8 @@ acpi_ut_info(const char *module_name, u32 line_number, const char *format, ...)
         acpi_os_printf("\n");
         va_end(args);
 }
+
+ACPI_EXPORT_SYMBOL(acpi_error)
+ACPI_EXPORT_SYMBOL(acpi_exception)
+ACPI_EXPORT_SYMBOL(acpi_warning)
+ACPI_EXPORT_SYMBOL(acpi_info)
diff --git a/drivers/acpi/utilities/utmutex.c b/drivers/acpi/acpica/utmutex.c
index 7331dde9e1b3..14eb52c4d647 100644
--- a/drivers/acpi/utilities/utmutex.c
+++ b/drivers/acpi/acpica/utmutex.c
@@ -42,6 +42,7 @@
  */
 
 #include <acpi/acpi.h>
+#include "accommon.h"
 
 #define _COMPONENT          ACPI_UTILITIES
 ACPI_MODULE_NAME("utmutex")
diff --git a/drivers/acpi/utilities/utobject.c b/drivers/acpi/acpica/utobject.c
index c354e7a42bcd..4279ed3a8782 100644
--- a/drivers/acpi/utilities/utobject.c
+++ b/drivers/acpi/acpica/utobject.c
@@ -42,7 +42,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
+#include "accommon.h"
+#include "acnamesp.h"
 
 #define _COMPONENT          ACPI_UTILITIES
 ACPI_MODULE_NAME("utobject")
diff --git a/drivers/acpi/utilities/utresrc.c b/drivers/acpi/acpica/utresrc.c
index c3e3e1308edc..91b7c00236f4 100644
--- a/drivers/acpi/utilities/utresrc.c
+++ b/drivers/acpi/acpica/utresrc.c
@@ -42,7 +42,8 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/amlresrc.h>
+#include "accommon.h"
+#include "amlresrc.h"
 
 #define _COMPONENT          ACPI_UTILITIES
 ACPI_MODULE_NAME("utresrc")
diff --git a/drivers/acpi/utilities/utstate.c b/drivers/acpi/acpica/utstate.c
index 63a6d3d77d88..0440c958f5a4 100644
--- a/drivers/acpi/utilities/utstate.c
+++ b/drivers/acpi/acpica/utstate.c
@@ -42,6 +42,7 @@
  */
 
 #include <acpi/acpi.h>
+#include "accommon.h"
 
 #define _COMPONENT          ACPI_UTILITIES
 ACPI_MODULE_NAME("utstate")
diff --git a/drivers/acpi/utilities/utxface.c b/drivers/acpi/acpica/utxface.c
index c198a4d40583..078a22728c6b 100644
--- a/drivers/acpi/utilities/utxface.c
+++ b/drivers/acpi/acpica/utxface.c
@@ -42,9 +42,11 @@
  */
 
 #include <acpi/acpi.h>
-#include <acpi/acevents.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acdebug.h>
+#include "accommon.h"
+#include "acevents.h"
+#include "acnamesp.h"
+#include "acdebug.h"
+#include "actables.h"
 
 #define _COMPONENT          ACPI_UTILITIES
 ACPI_MODULE_NAME("utxface")
@@ -148,6 +150,16 @@ acpi_status acpi_enable_subsystem(u32 flags)
         }
 
         /*
+         * Obtain a permanent mapping for the FACS. This is required for the
+         * Global Lock and the Firmware Waking Vector
+         */
+        status = acpi_tb_initialize_facs();
+        if (ACPI_FAILURE(status)) {
+                ACPI_WARNING((AE_INFO, "Could not map the FACS table"));
+                return_ACPI_STATUS(status);
+        }
+
+        /*
          * Install the default op_region handlers. These are installed unless
          * other handlers have already been installed via the
          * install_address_space_handler interface.
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 1423b0c0cd2e..65132f920459 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -471,7 +471,7 @@ static void sysfs_remove_battery(struct acpi_battery *battery)
 
 static int acpi_battery_update(struct acpi_battery *battery)
 {
-        int result;
+        int result, old_present = acpi_battery_present(battery);
         result = acpi_battery_get_status(battery);
         if (result)
                 return result;
@@ -482,7 +482,8 @@ static int acpi_battery_update(struct acpi_battery *battery)
                 return 0;
         }
 #endif
-        if (!battery->update_time) {
+        if (!battery->update_time ||
+            old_present != acpi_battery_present(battery)) {
                 result = acpi_battery_get_info(battery);
                 if (result)
                         return result;
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index 7edf6d913c13..765fd1c56cd6 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -688,14 +688,6 @@ void __init acpi_early_init(void)
         if (acpi_disabled)
                 return;
 
-        /*
-         * ACPI CA initializes acpi_dbg_level to non-zero, which means
-         * we get debug output merely by turning on CONFIG_ACPI_DEBUG.
-         * Turn it off so we don't get output unless the user specifies
-         * acpi.debug_level.
-         */
-        acpi_dbg_level = 0;
-
         printk(KERN_INFO PREFIX "Core revision %08x\n", ACPI_CA_VERSION);
 
         /* enable workarounds, unless strict ACPI spec. compliance */
diff --git a/drivers/acpi/cm_sbs.c b/drivers/acpi/cm_sbs.c
index 307963bd1043..332fe4b21708 100644
--- a/drivers/acpi/cm_sbs.c
+++ b/drivers/acpi/cm_sbs.c
@@ -27,9 +27,6 @@
 #include <linux/seq_file.h>
 #include <acpi/acpi_bus.h>
 #include <acpi/acpi_drivers.h>
-#include <acpi/acmacros.h>
-#include <acpi/actypes.h>
-#include <acpi/acutils.h>
 
 ACPI_MODULE_NAME("cm_sbs");
 #define ACPI_AC_CLASS           "ac_adapter"
diff --git a/drivers/acpi/debug.c b/drivers/acpi/debug.c
index c48396892008..20223cbd0d1c 100644
--- a/drivers/acpi/debug.c
+++ b/drivers/acpi/debug.c
@@ -9,7 +9,6 @@
 #include <linux/moduleparam.h>
 #include <asm/uaccess.h>
 #include <acpi/acpi_drivers.h>
-#include <acpi/acglobal.h>
 
 #define _COMPONENT              ACPI_SYSTEM_COMPONENT
 ACPI_MODULE_NAME("debug");
diff --git a/drivers/acpi/dispatcher/Makefile b/drivers/acpi/dispatcher/Makefile
deleted file mode 100644
index eb7e602a83cd..000000000000
--- a/drivers/acpi/dispatcher/Makefile
+++ /dev/null
@@ -1,9 +0,0 @@
-#
-# Makefile for all Linux ACPI interpreter subdirectories
-#
-
-obj-y := dsfield.o   dsmthdat.o  dsopcode.o  dswexec.o  dswscope.o \
-         dsmethod.o  dsobject.o  dsutils.o   dswload.o  dswstate.o \
-         dsinit.o
-
-EXTRA_CFLAGS += $(ACPI_CFLAGS)
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index 30f3ef236ecb..8dfcbb8aff73 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -42,7 +42,6 @@
 #include <asm/io.h>
 #include <acpi/acpi_bus.h>
 #include <acpi/acpi_drivers.h>
-#include <acpi/actypes.h>
 
 #define ACPI_EC_CLASS                   "embedded_controller"
 #define ACPI_EC_DEVICE_NAME             "Embedded Controller"
@@ -370,7 +369,7 @@ unlock:
  * Note: samsung nv5000 doesn't work with ec burst mode.
  * http://bugzilla.kernel.org/show_bug.cgi?id=4980
  */
-int acpi_ec_burst_enable(struct acpi_ec *ec)
+static int acpi_ec_burst_enable(struct acpi_ec *ec)
 {
         u8 d;
         struct transaction t = {.command = ACPI_EC_BURST_ENABLE,
@@ -380,7 +379,7 @@ int acpi_ec_burst_enable(struct acpi_ec *ec)
         return acpi_ec_transaction(ec, &t, 0);
 }
 
-int acpi_ec_burst_disable(struct acpi_ec *ec)
+static int acpi_ec_burst_disable(struct acpi_ec *ec)
 {
         struct transaction t = {.command = ACPI_EC_BURST_DISABLE,
                                 .wdata = NULL, .rdata = NULL,
@@ -756,10 +755,15 @@ static acpi_status
 acpi_ec_register_query_methods(acpi_handle handle, u32 level,
                                void *context, void **return_value)
 {
-        struct acpi_namespace_node *node = handle;
+        char node_name[5];
+        struct acpi_buffer buffer = { sizeof(node_name), node_name };
         struct acpi_ec *ec = context;
         int value = 0;
-        if (sscanf(node->name.ascii, "_Q%x", &value) == 1) {
+        acpi_status status;
+
+        status = acpi_get_name(handle, ACPI_SINGLE_NAME, &buffer);
+
+        if (ACPI_SUCCESS(status) && sscanf(node_name, "_Q%x", &value) == 1) {
                 acpi_ec_add_query_handler(ec, value, handle, NULL, NULL);
         }
         return AE_OK;
@@ -978,9 +982,9 @@ static const struct acpi_device_id ec_device_ids[] = {
 
 int __init acpi_ec_ecdt_probe(void)
 {
-        int ret;
         acpi_status status;
         struct acpi_table_ecdt *ecdt_ptr;
+        acpi_handle dummy;
 
         boot_ec = make_acpi_ec();
         if (!boot_ec)
@@ -1006,30 +1010,31 @@ int __init acpi_ec_ecdt_probe(void)
                 boot_ec->gpe = ecdt_ptr->gpe;
                 boot_ec->handle = ACPI_ROOT_OBJECT;
                 acpi_get_handle(ACPI_ROOT_OBJECT, ecdt_ptr->id, &boot_ec->handle);
-        } else {
-                /* This workaround is needed only on some broken machines,
-                 * which require early EC, but fail to provide ECDT */
-                acpi_handle x;
-                printk(KERN_DEBUG PREFIX "Look up EC in DSDT\n");
-                status = acpi_get_devices(ec_device_ids[0].id, ec_parse_device,
-                                                boot_ec, NULL);
-                /* Check that acpi_get_devices actually find something */
-                if (ACPI_FAILURE(status) || !boot_ec->handle)
-                        goto error;
-                /* We really need to limit this workaround, the only ASUS,
-                 * which needs it, has fake EC._INI method, so use it as flag.
-                 * Keep boot_ec struct as it will be needed soon.
-                 */
-                if (ACPI_FAILURE(acpi_get_handle(boot_ec->handle, "_INI", &x)))
-                        return -ENODEV;
+                /* Add some basic check against completely broken table */
+                if (boot_ec->data_addr != boot_ec->command_addr)
+                        goto install;
+        /* fall through */
         }
-
-        ret = ec_install_handlers(boot_ec);
-        if (!ret) {
+        /* This workaround is needed only on some broken machines,
+         * which require early EC, but fail to provide ECDT */
+        printk(KERN_DEBUG PREFIX "Look up EC in DSDT\n");
+        status = acpi_get_devices(ec_device_ids[0].id, ec_parse_device,
+                                        boot_ec, NULL);
+        /* Check that acpi_get_devices actually find something */
+        if (ACPI_FAILURE(status) || !boot_ec->handle)
+                goto error;
+        /* We really need to limit this workaround, the only ASUS,
+         * which needs it, has fake EC._INI method, so use it as flag.
+         * Keep boot_ec struct as it will be needed soon.
+         */
+        if (ACPI_FAILURE(acpi_get_handle(boot_ec->handle, "_INI", &dummy)))
+                return -ENODEV;
+install:
+        if (!ec_install_handlers(boot_ec)) {
                 first_ec = boot_ec;
                 return 0;
         }
-      error:
+error:
         kfree(boot_ec);
         boot_ec = NULL;
         return -ENODEV;
diff --git a/drivers/acpi/events/Makefile b/drivers/acpi/events/Makefile
deleted file mode 100644
index d29f2ee449cc..000000000000
--- a/drivers/acpi/events/Makefile
+++ /dev/null
@@ -1,9 +0,0 @@
-#
-# Makefile for all Linux ACPI interpreter subdirectories
-#
-
-obj-y := evevent.o  evregion.o  evsci.o    evxfevnt.o \
-         evmisc.o   evrgnini.o  evxface.o  evxfregn.o \
-         evgpe.o    evgpeblk.o
-
-EXTRA_CFLAGS += $(ACPI_CFLAGS)
diff --git a/drivers/acpi/executer/Makefile b/drivers/acpi/executer/Makefile
deleted file mode 100644
index e09998aa012f..000000000000
--- a/drivers/acpi/executer/Makefile
+++ /dev/null
@@ -1,10 +0,0 @@
-#
-# Makefile for all Linux ACPI interpreter subdirectories
-#
-
-obj-y := exconfig.o  exfield.o  exnames.o   exoparg6.o  exresolv.o  exstorob.o\
-         exconvrt.o  exfldio.o  exoparg1.o  exprep.o    exresop.o   exsystem.o\
-         excreate.o  exmisc.o   exoparg2.o  exregion.o  exstore.o   exutils.o \
-         exdump.o    exmutex.o  exoparg3.o  exresnte.o  exstoren.o
-
-EXTRA_CFLAGS += $(ACPI_CFLAGS)
diff --git a/drivers/acpi/hardware/Makefile b/drivers/acpi/hardware/Makefile
deleted file mode 100644
index 438ad373b9ad..000000000000
--- a/drivers/acpi/hardware/Makefile
+++ /dev/null
@@ -1,9 +0,0 @@
-#
-# Makefile for all Linux ACPI interpreter subdirectories
-#
-
-obj-y := hwacpi.o  hwgpe.o  hwregs.o  hwsleep.o
-
-obj-$(ACPI_FUTURE_USAGE) += hwtimer.o
-
-EXTRA_CFLAGS += $(ACPI_CFLAGS)
diff --git a/drivers/acpi/sleep/main.c b/drivers/acpi/main.c
index bef41fd4c877..7e3c609cbef2 100644
--- a/drivers/acpi/sleep/main.c
+++ b/drivers/acpi/main.c
@@ -120,7 +120,7 @@ void __init acpi_s4_no_nvs(void)
  */
 static int acpi_pm_disable_gpes(void)
 {
-        acpi_hw_disable_all_gpes();
+        acpi_disable_all_gpes();
         return 0;
 }
 
@@ -148,7 +148,7 @@ static int acpi_pm_prepare(void)
         int error = __acpi_pm_prepare();
 
         if (!error)
-                acpi_hw_disable_all_gpes();
+                acpi_disable_all_gpes();
         return error;
 }
 
@@ -280,7 +280,7 @@ static int acpi_suspend_enter(suspend_state_t pm_state)
          * (like wakeup GPE) haven't handler, this can avoid such GPE misfire.
          * acpi_leave_sleep_state will reenable specific GPEs later
          */
-        acpi_hw_disable_all_gpes();
+        acpi_disable_all_gpes();
 
         local_irq_restore(flags);
         printk(KERN_DEBUG "Back to C!\n");
@@ -473,7 +473,7 @@ static void acpi_hibernation_leave(void)
 
 static void acpi_pm_enable_gpes(void)
 {
-        acpi_hw_enable_all_runtime_gpes();
+        acpi_enable_all_runtime_gpes();
 }
 
 static struct platform_hibernation_ops acpi_hibernation_ops = {
@@ -673,7 +673,7 @@ static void acpi_power_off_prepare(void)
 {
         /* Prepare to power off the system */
         acpi_sleep_prepare(ACPI_STATE_S5);
-        acpi_hw_disable_all_gpes();
+        acpi_disable_all_gpes();
 }
 
 static void acpi_power_off(void)
@@ -722,7 +722,7 @@ int __init acpi_sleep_init(void)
                 sleep_states[ACPI_STATE_S4] = 1;
                 printk(" S4");
                 if (!nosigcheck) {
-                        acpi_get_table_by_index(ACPI_TABLE_INDEX_FACS,
+                        acpi_get_table(ACPI_SIG_FACS, 1,
                                 (struct acpi_table_header **)&facs);
                         if (facs)
                                 s4_hardware_signature =
diff --git a/drivers/acpi/namespace/Makefile b/drivers/acpi/namespace/Makefile
deleted file mode 100644
index 371a2daf837f..000000000000
--- a/drivers/acpi/namespace/Makefile
+++ /dev/null
@@ -1,12 +0,0 @@
-#
-# Makefile for all Linux ACPI interpreter subdirectories
-#
-
-obj-y := nsaccess.o  nsload.o    nssearch.o  nsxfeval.o \
-         nsalloc.o   nseval.o    nsnames.o   nsutils.o   nsxfname.o \
-         nsdump.o    nsinit.o    nsobject.o  nswalk.o    nsxfobj.o  \
-         nsparse.o   nspredef.o
-
-obj-$(ACPI_FUTURE_USAGE) += nsdumpdv.o
-
-EXTRA_CFLAGS += $(ACPI_CFLAGS)
diff --git a/drivers/acpi/numa.c b/drivers/acpi/numa.c
index 25ceae9191ef..c5e292aab0e3 100644
--- a/drivers/acpi/numa.c
+++ b/drivers/acpi/numa.c
@@ -29,7 +29,6 @@
 #include <linux/errno.h>
 #include <linux/acpi.h>
 #include <acpi/acpi_bus.h>
-#include <acpi/acmacros.h>
 
 #define ACPI_NUMA       0x80000000
 #define _COMPONENT      ACPI_NUMA
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index c8111424dcb8..6729a4992f2b 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -726,7 +726,7 @@ static acpi_status __acpi_os_execute(acpi_execute_type type,
 
         dpc = kmalloc(sizeof(struct acpi_os_dpc), GFP_ATOMIC);
         if (!dpc)
-                return_ACPI_STATUS(AE_NO_MEMORY);
+                return AE_NO_MEMORY;
 
         dpc->function = function;
         dpc->context = context;
@@ -747,7 +747,7 @@ static acpi_status __acpi_os_execute(acpi_execute_type type,
                 status = AE_ERROR;
                 kfree(dpc);
         }
-        return_ACPI_STATUS(status);
+        return status;
 }
 
 acpi_status acpi_os_execute(acpi_execute_type type,
diff --git a/drivers/acpi/parser/Makefile b/drivers/acpi/parser/Makefile
deleted file mode 100644
index db24ee09cf11..000000000000
--- a/drivers/acpi/parser/Makefile
+++ /dev/null
@@ -1,8 +0,0 @@
-#
-# Makefile for all Linux ACPI interpreter subdirectories
-#
-
-obj-y := psargs.o    psparse.o  psloop.o pstree.o   pswalk.o  \
-         psopcode.o  psscope.o  psutils.o  psxface.o
-
-EXTRA_CFLAGS += $(ACPI_CFLAGS)
diff --git a/drivers/acpi/pci_link.c b/drivers/acpi/pci_link.c
index e52ad91ce2dc..1c6e73c7865e 100644
--- a/drivers/acpi/pci_link.c
+++ b/drivers/acpi/pci_link.c
@@ -796,10 +796,6 @@ static int irqrouter_resume(struct sys_device *dev)
         struct list_head *node = NULL;
         struct acpi_pci_link *link = NULL;
 
-
-        /* Make sure SCI is enabled again (Apple firmware bug?) */
-        acpi_set_register(ACPI_BITREG_SCI_ENABLE, 1);
-
         list_for_each(node, &acpi_link.entries) {
                 link = list_entry(node, struct acpi_pci_link, node);
                 if (!link) {
@@ -912,7 +908,7 @@ static int __init acpi_irq_nobalance_set(char *str)
 
 __setup("acpi_irq_nobalance", acpi_irq_nobalance_set);
 
-int __init acpi_irq_balance_set(char *str)
+static int __init acpi_irq_balance_set(char *str)
 {
         acpi_irq_balance = 1;
         return 1;
diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c
index bb7d50dd2818..c926e7d4a0d6 100644
--- a/drivers/acpi/power.c
+++ b/drivers/acpi/power.c
@@ -139,6 +139,8 @@ static int acpi_power_get_state(acpi_handle handle, int *state)
 {
         acpi_status status = AE_OK;
         unsigned long long sta = 0;
+        char node_name[5];
+        struct acpi_buffer buffer = { sizeof(node_name), node_name };
 
 
         if (!handle || !state)
@@ -151,8 +153,10 @@ static int acpi_power_get_state(acpi_handle handle, int *state)
         *state = (sta & 0x01)?ACPI_POWER_RESOURCE_STATE_ON:
                               ACPI_POWER_RESOURCE_STATE_OFF;
 
+        acpi_get_name(handle, ACPI_SINGLE_NAME, &buffer);
+
         ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Resource [%s] is %s\n",
-                          acpi_ut_get_node_name(handle),
+                          node_name,
                                 *state ? "on" : "off"));
 
         return 0;
diff --git a/drivers/acpi/sleep/proc.c b/drivers/acpi/proc.c
index 4dbc2271acf5..428c911dba08 100644
--- a/drivers/acpi/sleep/proc.c
+++ b/drivers/acpi/proc.c
@@ -28,8 +28,6 @@ static int acpi_system_sleep_seq_show(struct seq_file *seq, void *offset)
 {
         int i;
 
-        ACPI_FUNCTION_TRACE("acpi_system_sleep_seq_show");
-
         for (i = 0; i <= ACPI_STATE_S5; i++) {
                 if (sleep_states[i]) {
                         seq_printf(seq, "S%d ", i);
@@ -86,49 +84,44 @@ acpi_system_write_sleep(struct file *file,
 
 #ifdef  HAVE_ACPI_LEGACY_ALARM
 
+static u32 cmos_bcd_read(int offset, int rtc_control);
+
 static int acpi_system_alarm_seq_show(struct seq_file *seq, void *offset)
 {
         u32 sec, min, hr;
         u32 day, mo, yr, cent = 0;
+        u32 today = 0;
         unsigned char rtc_control = 0;
         unsigned long flags;
 
-        ACPI_FUNCTION_TRACE("acpi_system_alarm_seq_show");
-
         spin_lock_irqsave(&rtc_lock, flags);
 
-        sec = CMOS_READ(RTC_SECONDS_ALARM);
-        min = CMOS_READ(RTC_MINUTES_ALARM);
-        hr = CMOS_READ(RTC_HOURS_ALARM);
         rtc_control = CMOS_READ(RTC_CONTROL);
+        sec = cmos_bcd_read(RTC_SECONDS_ALARM, rtc_control);
+        min = cmos_bcd_read(RTC_MINUTES_ALARM, rtc_control);
+        hr = cmos_bcd_read(RTC_HOURS_ALARM, rtc_control);
 
         /* If we ever get an FACP with proper values... */
-        if (acpi_gbl_FADT.day_alarm)
+        if (acpi_gbl_FADT.day_alarm) {
                 /* ACPI spec: only low 6 its should be cared */
                 day = CMOS_READ(acpi_gbl_FADT.day_alarm) & 0x3F;
-        else
-                day = CMOS_READ(RTC_DAY_OF_MONTH);
+                if (!(rtc_control & RTC_DM_BINARY) || RTC_ALWAYS_BCD)
+                        day = bcd2bin(day);
+        } else
+                day = cmos_bcd_read(RTC_DAY_OF_MONTH, rtc_control);
         if (acpi_gbl_FADT.month_alarm)
-                mo = CMOS_READ(acpi_gbl_FADT.month_alarm);
-        else
-                mo = CMOS_READ(RTC_MONTH);
+                mo = cmos_bcd_read(acpi_gbl_FADT.month_alarm, rtc_control);
+        else {
+                mo = cmos_bcd_read(RTC_MONTH, rtc_control);
+                today = cmos_bcd_read(RTC_DAY_OF_MONTH, rtc_control);
+        }
         if (acpi_gbl_FADT.century)
-                cent = CMOS_READ(acpi_gbl_FADT.century);
+                cent = cmos_bcd_read(acpi_gbl_FADT.century, rtc_control);
 
-        yr = CMOS_READ(RTC_YEAR);
+        yr = cmos_bcd_read(RTC_YEAR, rtc_control);
 
         spin_unlock_irqrestore(&rtc_lock, flags);
 
-        if (!(rtc_control & RTC_DM_BINARY) || RTC_ALWAYS_BCD) {
-                sec = bcd2bin(sec);
-                min = bcd2bin(min);
-                hr = bcd2bin(hr);
-                day = bcd2bin(day);
-                mo = bcd2bin(mo);
-                yr = bcd2bin(yr);
-                cent = bcd2bin(cent);
-        }
-
         /* we're trusting the FADT (see above) */
         if (!acpi_gbl_FADT.century)
                 /* If we're not trusting the FADT, we should at least make it
@@ -153,6 +146,20 @@ static int acpi_system_alarm_seq_show(struct seq_file *seq, void *offset)
         else
                 yr += cent * 100;
 
+        /*
+         * Show correct dates for alarms up to a month into the future.
+         * This solves issues for nearly all situations with the common
+         * 30-day alarm clocks in PC hardware.
+         */
+        if (day < today) {
+                if (mo < 12) {
+                        mo += 1;
+                } else {
+                        mo = 1;
+                        yr += 1;
+                }
+        }
+
         seq_printf(seq, "%4.4u-", yr);
         (mo > 12) ? seq_puts(seq, "**-") : seq_printf(seq, "%2.2u-", mo);
         (day > 31) ? seq_puts(seq, "** ") : seq_printf(seq, "%2.2u ", day);
@@ -227,13 +234,11 @@ acpi_system_write_alarm(struct file *file,
         int adjust = 0;
         unsigned char rtc_control = 0;
 
-        ACPI_FUNCTION_TRACE("acpi_system_write_alarm");
-
         if (count > sizeof(alarm_string) - 1)
-                return_VALUE(-EINVAL);
+                return -EINVAL;
 
         if (copy_from_user(alarm_string, buffer, count))
-                return_VALUE(-EFAULT);
+                return -EFAULT;
 
         alarm_string[count] = '\0';
 
@@ -334,7 +339,7 @@ acpi_system_write_alarm(struct file *file,
 
         result = 0;
       end:
-        return_VALUE(result ? result : count);
+        return result ? result : count;
 }
 #endif                          /* HAVE_ACPI_LEGACY_ALARM */
 
diff --git a/drivers/acpi/reboot.c b/drivers/acpi/reboot.c
index a6b662c00b67..93f91142d7ad 100644
--- a/drivers/acpi/reboot.c
+++ b/drivers/acpi/reboot.c
@@ -42,7 +42,7 @@ void acpi_reboot(void)
         case ACPI_ADR_SPACE_SYSTEM_MEMORY:
         case ACPI_ADR_SPACE_SYSTEM_IO:
                 printk(KERN_DEBUG "ACPI MEMORY or I/O RESET_REG.\n");
-                acpi_hw_low_level_write(8, reset_value, rr);
+                acpi_reset();
                 break;
         }
         /* Wait ten seconds */
diff --git a/drivers/acpi/resources/Makefile b/drivers/acpi/resources/Makefile
deleted file mode 100644
index 8de4f69dfa09..000000000000
--- a/drivers/acpi/resources/Makefile
+++ /dev/null
@@ -1,10 +0,0 @@
-#
-# Makefile for all Linux ACPI interpreter subdirectories
-#
-
-obj-y := rsaddr.o rscreate.o rsinfo.o rsio.o rslist.o rsmisc.o rsxface.o \
-         rscalc.o  rsirq.o  rsmemory.o  rsutils.o
-
-obj-$(ACPI_FUTURE_USAGE) += rsdump.o
-
-EXTRA_CFLAGS += $(ACPI_CFLAGS)
diff --git a/drivers/acpi/sbshc.c b/drivers/acpi/sbshc.c
index e53e590252c0..0619734895b2 100644
--- a/drivers/acpi/sbshc.c
+++ b/drivers/acpi/sbshc.c
@@ -10,7 +10,6 @@
 
 #include <acpi/acpi_bus.h>
 #include <acpi/acpi_drivers.h>
-#include <acpi/actypes.h>
 #include <linux/wait.h>
 #include <linux/delay.h>
 #include <linux/interrupt.h>
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 39b7233c3485..c54d7b6c4066 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -10,7 +10,6 @@
 #include <linux/kthread.h>
 
 #include <acpi/acpi_drivers.h>
-#include <acpi/acinterp.h>      /* for acpi_ex_eisa_id_to_string() */
 
 #define _COMPONENT              ACPI_BUS_COMPONENT
 ACPI_MODULE_NAME("scan");
diff --git a/drivers/acpi/sleep/sleep.h b/drivers/acpi/sleep.h
index cfaf8f5b0a14..cfaf8f5b0a14 100644
--- a/drivers/acpi/sleep/sleep.h
+++ b/drivers/acpi/sleep.h
diff --git a/drivers/acpi/sleep/Makefile b/drivers/acpi/sleep/Makefile
deleted file mode 100644
index f1fb888c2d29..000000000000
--- a/drivers/acpi/sleep/Makefile
+++ /dev/null
@@ -1,5 +0,0 @@
-obj-y                                   := wakeup.o
-obj-y                                   += main.o
-obj-$(CONFIG_ACPI_SLEEP)                += proc.o
-
-EXTRA_CFLAGS += $(ACPI_CFLAGS)
diff --git a/drivers/acpi/system.c b/drivers/acpi/system.c
index 6e4107f82403..391d0358a592 100644
--- a/drivers/acpi/system.c
+++ b/drivers/acpi/system.c
@@ -192,65 +192,6 @@ static struct attribute_group interrupt_stats_attr_group = {
 };
 static struct kobj_attribute *counter_attrs;
 
-static int count_num_gpes(void)
-{
-        int count = 0;
-        struct acpi_gpe_xrupt_info *gpe_xrupt_info;
-        struct acpi_gpe_block_info *gpe_block;
-        acpi_cpu_flags flags;
-
-        flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock);
-
-        gpe_xrupt_info = acpi_gbl_gpe_xrupt_list_head;
-        while (gpe_xrupt_info) {
-                gpe_block = gpe_xrupt_info->gpe_block_list_head;
-                while (gpe_block) {
-                        count += gpe_block->register_count *
-                            ACPI_GPE_REGISTER_WIDTH;
-                        gpe_block = gpe_block->next;
-                }
-                gpe_xrupt_info = gpe_xrupt_info->next;
-        }
-        acpi_os_release_lock(acpi_gbl_gpe_lock, flags);
-
-        return count;
-}
-
-static int get_gpe_device(int index, acpi_handle *handle)
-{
-        struct acpi_gpe_xrupt_info *gpe_xrupt_info;
-        struct acpi_gpe_block_info *gpe_block;
-        acpi_cpu_flags flags;
-        struct acpi_namespace_node *node;
-
-        flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock);
-
-        gpe_xrupt_info = acpi_gbl_gpe_xrupt_list_head;
-        while (gpe_xrupt_info) {
-                gpe_block = gpe_xrupt_info->gpe_block_list_head;
-                node = gpe_block->node;
-                while (gpe_block) {
-                        index -= gpe_block->register_count *
-                            ACPI_GPE_REGISTER_WIDTH;
-                        if (index < 0) {
-                                acpi_os_release_lock(acpi_gbl_gpe_lock, flags);
-                                /* return NULL if it's FADT GPE */
-                                if (node->type != ACPI_TYPE_DEVICE)
-                                        *handle = NULL;
-                                else
-                                        *handle = node;
-                                return 0;
-                        }
-                        node = gpe_block->node;
-                        gpe_block = gpe_block->next;
-                }
-                gpe_xrupt_info = gpe_xrupt_info->next;
-        }
-        acpi_os_release_lock(acpi_gbl_gpe_lock, flags);
-
-        return -ENODEV;
-}
-
 static void delete_gpe_attr_array(void)
 {
         struct event_counter *tmp = all_counters;
@@ -309,7 +250,7 @@ static int get_status(u32 index, acpi_event_status *status, acpi_handle *handle)
                 goto end;
 
         if (index < num_gpes) {
-                result = get_gpe_device(index, handle);
+                result = acpi_get_gpe_device(index, handle);
                 if (result) {
                         ACPI_EXCEPTION((AE_INFO, AE_NOT_FOUND,
                                 "Invalid GPE 0x%x\n", index));
@@ -436,7 +377,7 @@ void acpi_irq_stats_init(void)
         if (all_counters)
                 return;
 
-        num_gpes = count_num_gpes();
+        num_gpes = acpi_current_gpe_count;
         num_counters = num_gpes + ACPI_NUM_FIXED_EVENTS + NUM_COUNTERS_EXTRA;
 
         all_attrs = kzalloc(sizeof(struct attribute *) * (num_counters + 1),
diff --git a/drivers/acpi/tables/Makefile b/drivers/acpi/tables/Makefile
deleted file mode 100644
index 7385efa61622..000000000000
--- a/drivers/acpi/tables/Makefile
+++ /dev/null
@@ -1,7 +0,0 @@
-#
-# Makefile for all Linux ACPI interpreter subdirectories
-#
-
-obj-y := tbxface.o tbinstal.o tbutils.o tbfind.o tbfadt.o tbxfroot.o
-
-EXTRA_CFLAGS += $(ACPI_CFLAGS)
diff --git a/drivers/acpi/utilities/Makefile b/drivers/acpi/utilities/Makefile
deleted file mode 100644
index 88eff14c4894..000000000000
--- a/drivers/acpi/utilities/Makefile
+++ /dev/null
@@ -1,9 +0,0 @@
-#
-# Makefile for all Linux ACPI interpreter subdirectories
-#
-
-obj-y := utalloc.o utdebug.o uteval.o utinit.o utmisc.o utxface.o \
-                utcopy.o utdelete.o utglobal.o utmath.o utobject.o \
-                utstate.o utmutex.o utobject.o utcache.o utresrc.o
-
-EXTRA_CFLAGS += $(ACPI_CFLAGS)
diff --git a/drivers/acpi/utilities/utcache.c b/drivers/acpi/utilities/utcache.c
deleted file mode 100644
index 245fa80cf600..000000000000
--- a/drivers/acpi/utilities/utcache.c
+++ /dev/null
@@ -1,314 +0,0 @@
-/******************************************************************************
- *
- * Module Name: utcache - local cache allocation routines
- *
- *****************************************************************************/
-
-/*
- * Copyright (C) 2000 - 2008, Intel Corp.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions, and the following disclaimer,
- *    without modification.
- * 2. Redistributions in binary form must reproduce at minimum a disclaimer
- *    substantially similar to the "NO WARRANTY" disclaimer below
- *    ("Disclaimer") and any redistribution must be conditioned upon
- *    including a substantially similar Disclaimer requirement for further
- *    binary redistribution.
- * 3. Neither the names of the above-listed copyright holders nor the names
- *    of any contributors may be used to endorse or promote products derived
- *    from this software without specific prior written permission.
- *
- * Alternatively, this software may be distributed under the terms of the
- * GNU General Public License ("GPL") version 2 as published by the Free
- * Software Foundation.
- *
- * NO WARRANTY
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
- * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGES.
- */
-
-#include <acpi/acpi.h>
-
-#define _COMPONENT          ACPI_UTILITIES
-ACPI_MODULE_NAME("utcache")
-#ifdef ACPI_USE_LOCAL_CACHE
-/*******************************************************************************
- *
- * FUNCTION:    acpi_os_create_cache
- *
- * PARAMETERS:  cache_name      - Ascii name for the cache
- *              object_size     - Size of each cached object
- *              max_depth       - Maximum depth of the cache (in objects)
- *              return_cache    - Where the new cache object is returned
- *
- * RETURN:      Status
- *
- * DESCRIPTION: Create a cache object
- *
- ******************************************************************************/
-acpi_status
-acpi_os_create_cache(char *cache_name,
-                     u16 object_size,
-                     u16 max_depth, struct acpi_memory_list ** return_cache)
-{
-        struct acpi_memory_list *cache;
-
-        ACPI_FUNCTION_ENTRY();
-
-        if (!cache_name || !return_cache || (object_size < 16)) {
-                return (AE_BAD_PARAMETER);
-        }
-
-        /* Create the cache object */
-
-        cache = acpi_os_allocate(sizeof(struct acpi_memory_list));
-        if (!cache) {
-                return (AE_NO_MEMORY);
-        }
-
-        /* Populate the cache object and return it */
-
-        ACPI_MEMSET(cache, 0, sizeof(struct acpi_memory_list));
-        cache->link_offset = 8;
-        cache->list_name = cache_name;
-        cache->object_size = object_size;
-        cache->max_depth = max_depth;
-
-        *return_cache = cache;
-        return (AE_OK);
-}
-
-/*******************************************************************************
- *
- * FUNCTION:    acpi_os_purge_cache
- *
- * PARAMETERS:  Cache           - Handle to cache object
- *
- * RETURN:      Status
- *
- * DESCRIPTION: Free all objects within the requested cache.
- *
- ******************************************************************************/
-
-acpi_status acpi_os_purge_cache(struct acpi_memory_list * cache)
-{
-        char *next;
-
-        ACPI_FUNCTION_ENTRY();
-
-        if (!cache) {
-                return (AE_BAD_PARAMETER);
-        }
-
-        /* Walk the list of objects in this cache */
-
-        while (cache->list_head) {
-
-                /* Delete and unlink one cached state object */
-
-                next = *(ACPI_CAST_INDIRECT_PTR(char,
-                                                &(((char *)cache->
-                                                   list_head)[cache->
-                                                              link_offset])));
-                ACPI_FREE(cache->list_head);
-
-                cache->list_head = next;
-                cache->current_depth--;
-        }
-
-        return (AE_OK);
-}
-
-/*******************************************************************************
- *
- * FUNCTION:    acpi_os_delete_cache
- *
- * PARAMETERS:  Cache           - Handle to cache object
- *
- * RETURN:      Status
- *
- * DESCRIPTION: Free all objects within the requested cache and delete the
- *              cache object.
- *
- ******************************************************************************/
-
-acpi_status acpi_os_delete_cache(struct acpi_memory_list * cache)
-{
-        acpi_status status;
-
-        ACPI_FUNCTION_ENTRY();
-
-        /* Purge all objects in the cache */
-
-        status = acpi_os_purge_cache(cache);
-        if (ACPI_FAILURE(status)) {
-                return (status);
-        }
-
-        /* Now we can delete the cache object */
-
-        ACPI_FREE(cache);
-        return (AE_OK);
-}
-
-/*******************************************************************************
- *
- * FUNCTION:    acpi_os_release_object
- *
- * PARAMETERS:  Cache       - Handle to cache object
- *              Object      - The object to be released
- *
- * RETURN:      None
- *
- * DESCRIPTION: Release an object to the specified cache.  If cache is full,
- *              the object is deleted.
- *
- ******************************************************************************/
-
-acpi_status
-acpi_os_release_object(struct acpi_memory_list * cache, void *object)
-{
-        acpi_status status;
-
-        ACPI_FUNCTION_ENTRY();
-
-        if (!cache || !object) {
-                return (AE_BAD_PARAMETER);
-        }
-
-        /* If cache is full, just free this object */
-
-        if (cache->current_depth >= cache->max_depth) {
-                ACPI_FREE(object);
-                ACPI_MEM_TRACKING(cache->total_freed++);
-        }
-
-        /* Otherwise put this object back into the cache */
-
-        else {
-                status = acpi_ut_acquire_mutex(ACPI_MTX_CACHES);
-                if (ACPI_FAILURE(status)) {
-                        return (status);
-                }
-
-                /* Mark the object as cached */
-
-                ACPI_MEMSET(object, 0xCA, cache->object_size);
-                ACPI_SET_DESCRIPTOR_TYPE(object, ACPI_DESC_TYPE_CACHED);
-
-                /* Put the object at the head of the cache list */
-
-                *(ACPI_CAST_INDIRECT_PTR(char,
-                                         &(((char *)object)[cache->
-                                                            link_offset]))) =
-                    cache->list_head;
-                cache->list_head = object;
-                cache->current_depth++;
-
-                (void)acpi_ut_release_mutex(ACPI_MTX_CACHES);
-        }
-
-        return (AE_OK);
-}
-
-/*******************************************************************************
- *
- * FUNCTION:    acpi_os_acquire_object
- *
- * PARAMETERS:  Cache           - Handle to cache object
- *
- * RETURN:      the acquired object.  NULL on error
- *
- * DESCRIPTION: Get an object from the specified cache.  If cache is empty,
- *              the object is allocated.
- *
- ******************************************************************************/
-
-void *acpi_os_acquire_object(struct acpi_memory_list *cache)
-{
-        acpi_status status;
-        void *object;
-
-        ACPI_FUNCTION_NAME(os_acquire_object);
-
-        if (!cache) {
-                return (NULL);
-        }
-
-        status = acpi_ut_acquire_mutex(ACPI_MTX_CACHES);
-        if (ACPI_FAILURE(status)) {
-                return (NULL);
-        }
-
-        ACPI_MEM_TRACKING(cache->requests++);
-
-        /* Check the cache first */
-
-        if (cache->list_head) {
-
-                /* There is an object available, use it */
-
-                object = cache->list_head;
-                cache->list_head = *(ACPI_CAST_INDIRECT_PTR(char,
-                                                            &(((char *)
-                                                               object)[cache->
-                                                                       link_offset])));
-
-                cache->current_depth--;
-
-                ACPI_MEM_TRACKING(cache->hits++);
-                ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
-                                  "Object %p from %s cache\n", object,
-                                  cache->list_name));
-
-                status = acpi_ut_release_mutex(ACPI_MTX_CACHES);
-                if (ACPI_FAILURE(status)) {
-                        return (NULL);
-                }
-
-                /* Clear (zero) the previously used Object */
-
-                ACPI_MEMSET(object, 0, cache->object_size);
-        } else {
-                /* The cache is empty, create a new object */
-
-                ACPI_MEM_TRACKING(cache->total_allocated++);
-
-#ifdef ACPI_DBG_TRACK_ALLOCATIONS
-                if ((cache->total_allocated - cache->total_freed) >
-                    cache->max_occupied) {
-                        cache->max_occupied =
-                            cache->total_allocated - cache->total_freed;
-                }
-#endif
-
-                /* Avoid deadlock with ACPI_ALLOCATE_ZEROED */
-
-                status = acpi_ut_release_mutex(ACPI_MTX_CACHES);
-                if (ACPI_FAILURE(status)) {
-                        return (NULL);
-                }
-
-                object = ACPI_ALLOCATE_ZEROED(cache->object_size);
-                if (!object) {
-                        return (NULL);
-                }
-        }
-
-        return (object);
-}
-#endif                          /* ACPI_USE_LOCAL_CACHE */
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index baa441929720..f261737636da 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -36,6 +36,7 @@
 #include <linux/backlight.h>
 #include <linux/thermal.h>
 #include <linux/video_output.h>
+#include <linux/sort.h>
 #include <asm/uaccess.h>
 
 #include <acpi/acpi_bus.h>
@@ -481,6 +482,7 @@ acpi_video_device_lcd_set_level(struct acpi_video_device *device, int level)
         int status = AE_OK;
         union acpi_object arg0 = { ACPI_TYPE_INTEGER };
         struct acpi_object_list args = { 1, &arg0 };
+        int state;
 
 
         arg0.integer.value = level;
@@ -489,6 +491,10 @@ acpi_video_device_lcd_set_level(struct acpi_video_device *device, int level)
                 status = acpi_evaluate_object(device->dev->handle, "_BCM",
                                               &args, NULL);
         device->brightness->curr = level;
+        for (state = 2; state < device->brightness->count; state++)
+                if (level == device->brightness->levels[state])
+                        device->backlight->props.brightness = state - 2;
+
         return status;
 }
 
@@ -626,6 +632,16 @@ acpi_video_bus_DOS(struct acpi_video_bus *video, int bios_flag, int lcd_flag)
 }
 
 /*
+ * Simple comparison function used to sort backlight levels.
+ */
+
+static int
+acpi_video_cmp_level(const void *a, const void *b)
+{
+        return *(int *)a - *(int *)b;
+}
+
+/*
  *  Arg:        
  *      device  : video output device (LCD, CRT, ..)
  *
@@ -676,6 +692,10 @@ acpi_video_init_brightness(struct acpi_video_device *device)
                 count++;
         }
 
+        /* don't sort the first two brightness levels */
+        sort(&br->levels[2], count - 2, sizeof(br->levels[2]),
+                acpi_video_cmp_level, NULL);
+
         if (count < 2)
                 goto out_free_levels;
 
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index f022eb6f5637..50e3d2dbf3af 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -234,7 +234,7 @@ EXPORT_SYMBOL(acpi_video_display_switch_support);
  * To force that backlight or display output switching is processed by vendor
  * specific acpi drivers or video.ko driver.
  */
-int __init acpi_backlight(char *str)
+static int __init acpi_backlight(char *str)
 {
         if (str == NULL || *str == '\0')
                 return 1;
@@ -250,7 +250,7 @@ int __init acpi_backlight(char *str)
 }
 __setup("acpi_backlight=", acpi_backlight);
 
-int __init acpi_display_output(char *str)
+static int __init acpi_display_output(char *str)
 {
         if (str == NULL || *str == '\0')
                 return 1;
diff --git a/drivers/acpi/sleep/wakeup.c b/drivers/acpi/wakeup.c
index dea4c23df764..2d34806d45dd 100644
--- a/drivers/acpi/sleep/wakeup.c
+++ b/drivers/acpi/wakeup.c
@@ -8,7 +8,6 @@
 #include <acpi/acpi_drivers.h>
 #include <linux/kernel.h>
 #include <linux/types.h>
-#include <acpi/acevents.h>
 #include "sleep.h"
 
 #define _COMPONENT              ACPI_SYSTEM_COMPONENT
@@ -28,8 +27,6 @@ void acpi_enable_wakeup_device_prep(u8 sleep_state)
 {
         struct list_head *node, *next;
 
-        ACPI_FUNCTION_TRACE("acpi_enable_wakeup_device_prep");
-
         spin_lock(&acpi_device_lock);
         list_for_each_safe(node, next, &acpi_wakeup_device_list) {
                 struct acpi_device *dev = container_of(node,
@@ -61,7 +58,6 @@ void acpi_enable_wakeup_device(u8 sleep_state)
          * Caution: this routine must be invoked when interrupt is disabled 
          * Refer ACPI2.0: P212
          */
-        ACPI_FUNCTION_TRACE("acpi_enable_wakeup_device");
         spin_lock(&acpi_device_lock);
         list_for_each_safe(node, next, &acpi_wakeup_device_list) {
                 struct acpi_device *dev =
@@ -103,8 +99,6 @@ void acpi_disable_wakeup_device(u8 sleep_state)
 {
         struct list_head *node, *next;
 
-        ACPI_FUNCTION_TRACE("acpi_disable_wakeup_device");
-
         spin_lock(&acpi_device_lock);
         list_for_each_safe(node, next, &acpi_wakeup_device_list) {
                 struct acpi_device *dev =
diff --git a/drivers/ata/libata-acpi.c b/drivers/ata/libata-acpi.c
index c012307d0ba6..246987f0b88c 100644
--- a/drivers/ata/libata-acpi.c
+++ b/drivers/ata/libata-acpi.c
@@ -19,12 +19,6 @@
 #include "libata.h"
 
 #include <acpi/acpi_bus.h>
-#include <acpi/acnames.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acparser.h>
-#include <acpi/acexcep.h>
-#include <acpi/acmacros.h>
-#include <acpi/actypes.h>
 
 enum {
         ATA_ACPI_FILTER_SETXFER = 1 << 0,
diff --git a/drivers/ata/pata_acpi.c b/drivers/ata/pata_acpi.c
index e2e332d8ff95..8b77a9802df1 100644
--- a/drivers/ata/pata_acpi.c
+++ b/drivers/ata/pata_acpi.c
@@ -13,12 +13,6 @@
 #include <linux/device.h>
 #include <scsi/scsi_host.h>
 #include <acpi/acpi_bus.h>
-#include <acpi/acnames.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acparser.h>
-#include <acpi/acexcep.h>
-#include <acpi/acmacros.h>
-#include <acpi/actypes.h>
 
 #include <linux/libata.h>
 #include <linux/ata.h>
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 9364dc554257..9f7c543cc04b 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -1693,6 +1693,11 @@ static int rebuild_lun_table(ctlr_info_t *h, int first_time)
         for (i = 0; i <= h->highest_lun; i++) {
                 int j;
                 drv_found = 0;
+
+                /* skip holes in the array from already deleted drives */
+                if (h->drv[i].raid_level == -1)
+                        continue;
+
                 for (j = 0; j < num_luns; j++) {
                         memcpy(&lunid, &ld_buff->LUN[j][0], 4);
                         lunid = le32_to_cpu(lunid);
diff --git a/drivers/char/tpm/tpm_bios.c b/drivers/char/tpm/tpm_bios.c
index 68f052b42ed7..ed306eb1057f 100644
--- a/drivers/char/tpm/tpm_bios.c
+++ b/drivers/char/tpm/tpm_bios.c
@@ -23,8 +23,6 @@
 #include <linux/security.h>
 #include <linux/module.h>
 #include <acpi/acpi.h>
-#include <acpi/actypes.h>
-#include <acpi/actbl.h>
 #include "tpm.h"
 
 #define TCG_EVENT_NAME_LEN_MAX  255
diff --git a/drivers/cpuidle/governors/menu.c b/drivers/cpuidle/governors/menu.c
index 8d7cf3f31450..f1df59f59a37 100644
--- a/drivers/cpuidle/governors/menu.c
+++ b/drivers/cpuidle/governors/menu.c
@@ -15,12 +15,14 @@
 #include <linux/tick.h>
 
 #define BREAK_FUZZ      4       /* 4 us */
+#define PRED_HISTORY_PCT        50
 
 struct menu_device {
         int             last_state_idx;
 
         unsigned int    expected_us;
         unsigned int    predicted_us;
+        unsigned int    current_predicted_us;
         unsigned int    last_measured_us;
         unsigned int    elapsed_us;
 };
@@ -47,6 +49,12 @@ static int menu_select(struct cpuidle_device *dev)
         data->expected_us =
                 (u32) ktime_to_ns(tick_nohz_get_sleep_length()) / 1000;
 
+        /* Recalculate predicted_us based on prediction_history_pct */
+        data->predicted_us *= PRED_HISTORY_PCT;
+        data->predicted_us += (100 - PRED_HISTORY_PCT) *
+                                data->current_predicted_us;
+        data->predicted_us /= 100;
+
         /* find the deepest idle state that satisfies our constraints */
         for (i = CPUIDLE_DRIVER_STATE_START + 1; i < dev->state_count; i++) {
                 struct cpuidle_state *s = &dev->states[i];
@@ -97,7 +105,7 @@ static void menu_reflect(struct cpuidle_device *dev)
                 measured_us = -1;
 
         /* Predict time until next break event */
-        data->predicted_us = max(measured_us, data->last_measured_us);
+        data->current_predicted_us = max(measured_us, data->last_measured_us);
 
         if (last_idle_us + BREAK_FUZZ <
             data->expected_us - target->exit_latency) {
diff --git a/drivers/edac/edac_device.c b/drivers/edac/edac_device.c
index 5fcd3d89c75d..4041e9143283 100644
--- a/drivers/edac/edac_device.c
+++ b/drivers/edac/edac_device.c
@@ -394,6 +394,12 @@ static void edac_device_workq_function(struct work_struct *work_req)
 
         mutex_lock(&device_ctls_mutex);
 
+        /* If we are being removed, bail out immediately */
+        if (edac_dev->op_state == OP_OFFLINE) {
+                mutex_unlock(&device_ctls_mutex);
+                return;
+        }
+
         /* Only poll controllers that are running polled and have a check */
         if ((edac_dev->op_state == OP_RUNNING_POLL) &&
                 (edac_dev->edac_check != NULL)) {
@@ -585,14 +591,14 @@ struct edac_device_ctl_info *edac_device_del_device(struct device *dev)
         /* mark this instance as OFFLINE */
         edac_dev->op_state = OP_OFFLINE;
 
-        /* clear workq processing on this instance */
-        edac_device_workq_teardown(edac_dev);
-
         /* deregister from global list */
         del_edac_device_from_global_list(edac_dev);
 
         mutex_unlock(&device_ctls_mutex);
 
+        /* clear workq processing on this instance */
+        edac_device_workq_teardown(edac_dev);
+
         /* Tear down the sysfs entries for this instance */
         edac_device_remove_sysfs(edac_dev);
 
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 553dd4bc3075..afa8a12cd009 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -717,7 +717,7 @@ static int i915_getparam(struct drm_device *dev, void *data,
                 value = dev->pci_device;
                 break;
         case I915_PARAM_HAS_GEM:
-                value = 1;
+                value = dev_priv->has_gem;
                 break;
         default:
                 DRM_ERROR("Unknown parameter %d\n", param->param);
@@ -830,6 +830,14 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 
         dev_priv->regs = ioremap(base, size);
 
+#ifdef CONFIG_HIGHMEM64G
+        /* don't enable GEM on PAE - needs agp + set_memory_* interface fixes */
+        dev_priv->has_gem = 0;
+#else
+        /* enable GEM by default */
+        dev_priv->has_gem = 1;
+#endif
+
         i915_gem_load(dev);
 
         /* Init HWS */
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index adc972cc6bfc..b3cc4731aa7c 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -106,6 +106,8 @@ struct intel_opregion {
 typedef struct drm_i915_private {
         struct drm_device *dev;
 
+        int has_gem;
+
         void __iomem *regs;
         drm_local_map_t *sarea;
 
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index ad672d854828..24fe8c10b4b2 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -2309,7 +2309,14 @@ i915_gem_busy_ioctl(struct drm_device *dev, void *data,
         }
 
         obj_priv = obj->driver_private;
-        args->busy = obj_priv->active;
+        /* Don't count being on the flushing list against the object being
+         * done.  Otherwise, a buffer left on the flushing list but not getting
+         * flushed (because nobody's flushing that domain) won't ever return
+         * unbusy and get reused by libdrm's bo cache.  The other expected
+         * consumer of this interface, OpenGL's occlusion queries, also specs
+         * that the objects get unbusy "eventually" without any interference.
+         */
+        args->busy = obj_priv->active && obj_priv->last_rendering_seqno != 0;
 
         drm_gem_object_unreference(obj);
         mutex_unlock(&dev->struct_mutex);
diff --git a/drivers/gpu/drm/radeon/radeon_irq.c b/drivers/gpu/drm/radeon/radeon_irq.c
index 99be11418ac2..8289e16419a8 100644
--- a/drivers/gpu/drm/radeon/radeon_irq.c
+++ b/drivers/gpu/drm/radeon/radeon_irq.c
@@ -44,7 +44,7 @@ void radeon_irq_set_state(struct drm_device *dev, u32 mask, int state)
         else
                 dev_priv->irq_enable_reg &= ~mask;
 
-        if (!dev->irq_enabled)
+        if (dev->irq_enabled)
                 RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg);
 }
 
@@ -57,7 +57,7 @@ static void r500_vbl_irq_set_state(struct drm_device *dev, u32 mask, int state)
         else
                 dev_priv->r500_disp_irq_reg &= ~mask;
 
-        if (!dev->irq_enabled)
+        if (dev->irq_enabled)
                 RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg);
 }
 
diff --git a/drivers/ide/cs5530.c b/drivers/ide/cs5530.c
index 53f079cc00af..d8ede85fe17f 100644
--- a/drivers/ide/cs5530.c
+++ b/drivers/ide/cs5530.c
@@ -81,11 +81,12 @@ static u8 cs5530_udma_filter(ide_drive_t *drive)
 {
         ide_hwif_t *hwif = drive->hwif;
         ide_drive_t *mate = ide_get_pair_dev(drive);
-        u16 *mateid = mate->id;
+        u16 *mateid;
         u8 mask = hwif->ultra_mask;
 
         if (mate == NULL)
                 goto out;
+        mateid = mate->id;
 
         if (ata_id_has_dma(mateid) && __ide_dma_bad_drive(mate) == 0) {
                 if ((mateid[ATA_ID_FIELD_VALID] & 4) &&
diff --git a/drivers/ide/ide-acpi.c b/drivers/ide/ide-acpi.c
index 244a8a052ce8..9e8d52a4f306 100644
--- a/drivers/ide/ide-acpi.c
+++ b/drivers/ide/ide-acpi.c
@@ -18,12 +18,6 @@
 #include <linux/dmi.h>
 
 #include <acpi/acpi_bus.h>
-#include <acpi/acnames.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acparser.h>
-#include <acpi/acexcep.h>
-#include <acpi/acmacros.h>
-#include <acpi/actypes.h>
 
 #define REGS_PER_GTF            7
 struct taskfile_array {
diff --git a/drivers/ide/sc1200.c b/drivers/ide/sc1200.c
index f1a8758e3a99..ec7f766ef5e4 100644
--- a/drivers/ide/sc1200.c
+++ b/drivers/ide/sc1200.c
@@ -104,11 +104,12 @@ static u8 sc1200_udma_filter(ide_drive_t *drive)
 {
         ide_hwif_t *hwif = drive->hwif;
         ide_drive_t *mate = ide_get_pair_dev(drive);
-        u16 *mateid = mate->id;
+        u16 *mateid;
         u8 mask = hwif->ultra_mask;
 
         if (mate == NULL)
                 goto out;
+        mateid = mate->id;
 
         if (ata_id_has_dma(mateid) && __ide_dma_bad_drive(mate) == 0) {
                 if ((mateid[ATA_ID_FIELD_VALID] & 4) &&
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index ac89a5deaca2..ab7c8e4a61f9 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -208,16 +208,19 @@ static void bitmap_checkfree(struct bitmap *bitmap, unsigned long page)
  */
 
 /* IO operations when bitmap is stored near all superblocks */
-static struct page *read_sb_page(mddev_t *mddev, long offset, unsigned long index)
+static struct page *read_sb_page(mddev_t *mddev, long offset,
+                                 struct page *page,
+                                 unsigned long index, int size)
 {
         /* choose a good rdev and read the page from there */
 
         mdk_rdev_t *rdev;
         struct list_head *tmp;
-        struct page *page = alloc_page(GFP_KERNEL);
         sector_t target;
 
         if (!page)
+                page = alloc_page(GFP_KERNEL);
+        if (!page)
                 return ERR_PTR(-ENOMEM);
 
         rdev_for_each(rdev, tmp, mddev) {
@@ -227,7 +230,9 @@ static struct page *read_sb_page(mddev_t *mddev, long offset, unsigned long inde
 
                 target = rdev->sb_start + offset + index * (PAGE_SIZE/512);
 
-                if (sync_page_io(rdev->bdev, target, PAGE_SIZE, page, READ)) {
+                if (sync_page_io(rdev->bdev, target,
+                                 roundup(size, bdev_hardsect_size(rdev->bdev)),
+                                 page, READ)) {
                         page->index = index;
                         attach_page_buffers(page, NULL); /* so that free_buffer will
                                                           * quietly no-op */
@@ -544,7 +549,9 @@ static int bitmap_read_sb(struct bitmap *bitmap)
 
                 bitmap->sb_page = read_page(bitmap->file, 0, bitmap, bytes);
         } else {
-                bitmap->sb_page = read_sb_page(bitmap->mddev, bitmap->offset, 0);
+                bitmap->sb_page = read_sb_page(bitmap->mddev, bitmap->offset,
+                                               NULL,
+                                               0, sizeof(bitmap_super_t));
         }
         if (IS_ERR(bitmap->sb_page)) {
                 err = PTR_ERR(bitmap->sb_page);
@@ -957,11 +964,16 @@ static int bitmap_init_from_disk(struct bitmap *bitmap, sector_t start)
                                  */
                                 page = bitmap->sb_page;
                                 offset = sizeof(bitmap_super_t);
+                                read_sb_page(bitmap->mddev, bitmap->offset,
+                                             page,
+                                             index, count);
                         } else if (file) {
                                 page = read_page(file, index, bitmap, count);
                                 offset = 0;
                         } else {
-                                page = read_sb_page(bitmap->mddev, bitmap->offset, index);
+                                page = read_sb_page(bitmap->mddev, bitmap->offset,
+                                                    NULL,
+                                                    index, count);
                                 offset = 0;
                         }
                         if (IS_ERR(page)) { /* read error */
diff --git a/drivers/media/dvb/b2c2/Kconfig b/drivers/media/dvb/b2c2/Kconfig
index 73dc2ee9b014..b34301d56cd2 100644
--- a/drivers/media/dvb/b2c2/Kconfig
+++ b/drivers/media/dvb/b2c2/Kconfig
@@ -9,11 +9,11 @@ config DVB_B2C2_FLEXCOP
         select DVB_STV0297 if !DVB_FE_CUSTOMISE
         select DVB_BCM3510 if !DVB_FE_CUSTOMISE
         select DVB_LGDT330X if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_SIMPLE if !DVB_FE_CUSTOMISE
         select DVB_S5H1420 if !DVB_FE_CUSTOMISE
         select DVB_TUNER_ITD1000 if !DVB_FE_CUSTOMISE
         select DVB_ISL6421 if !DVB_FE_CUSTOMISE
         select DVB_CX24123 if !DVB_FE_CUSTOMISE
+        select MEDIA_TUNER_SIMPLE if !MEDIA_TUNER_CUSTOMIZE
         help
           Support for the digital TV receiver chip made by B2C2 Inc. included in
           Technisats PCI cards and USB boxes.
diff --git a/drivers/media/dvb/b2c2/flexcop-fe-tuner.c b/drivers/media/dvb/b2c2/flexcop-fe-tuner.c
index a127a4175c40..5cded3708541 100644
--- a/drivers/media/dvb/b2c2/flexcop-fe-tuner.c
+++ b/drivers/media/dvb/b2c2/flexcop-fe-tuner.c
@@ -628,12 +628,14 @@ int flexcop_frontend_init(struct flexcop_device *fc)
         }
 
         /* try the cable dvb (stv0297) */
+        fc->fc_i2c_adap[0].no_base_addr = 1;
         fc->fe = dvb_attach(stv0297_attach, &alps_tdee4_stv0297_config, i2c);
         if (fc->fe != NULL) {
                 fc->dev_type = FC_CABLE;
                 fc->fe->ops.tuner_ops.set_params = alps_tdee4_stv0297_tuner_set_params;
                 goto fe_found;
         }
+        fc->fc_i2c_adap[0].no_base_addr = 0;
 
         /* try the sky v2.3 (vp310/Samsung tbdu18132(tsa5059)) */
         fc->fe = dvb_attach(mt312_attach,
diff --git a/drivers/media/dvb/b2c2/flexcop-i2c.c b/drivers/media/dvb/b2c2/flexcop-i2c.c
index 43a112ec6d44..f13783f08f0f 100644
--- a/drivers/media/dvb/b2c2/flexcop-i2c.c
+++ b/drivers/media/dvb/b2c2/flexcop-i2c.c
@@ -47,9 +47,13 @@ static int flexcop_i2c_read4(struct flexcop_i2c_adapter *i2c,
         int len = r100.tw_sm_c_100.total_bytes, /* remember total_bytes is buflen-1 */
                 ret;
 
-        r100.tw_sm_c_100.no_base_addr_ack_error = i2c->no_base_addr;
         ret = flexcop_i2c_operation(i2c->fc, &r100);
         if (ret != 0) {
+                deb_i2c("Retrying operation\n");
+                r100.tw_sm_c_100.no_base_addr_ack_error = i2c->no_base_addr;
+                ret = flexcop_i2c_operation(i2c->fc, &r100);
+        }
+        if (ret != 0) {
                 deb_i2c("read failed. %d\n", ret);
                 return ret;
         }
diff --git a/drivers/media/dvb/bt8xx/Kconfig b/drivers/media/dvb/bt8xx/Kconfig
index 7e9c090fc04e..27edb0ece587 100644
--- a/drivers/media/dvb/bt8xx/Kconfig
+++ b/drivers/media/dvb/bt8xx/Kconfig
@@ -8,7 +8,7 @@ config DVB_BT8XX
         select DVB_OR51211 if !DVB_FE_CUSTOMISE
         select DVB_LGDT330X if !DVB_FE_CUSTOMISE
         select DVB_ZL10353 if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_SIMPLE if !DVB_FE_CUSTOMISE
+        select MEDIA_TUNER_SIMPLE if !MEDIA_TUNER_CUSTOMIZE
         help
           Support for PCI cards based on the Bt8xx PCI bridge. Examples are
           the Nebula cards, the Pinnacle PCTV cards, the Twinhan DST cards,
diff --git a/drivers/media/dvb/dvb-usb/Kconfig b/drivers/media/dvb/dvb-usb/Kconfig
index 62b68c291d99..49f7b20c25d6 100644
--- a/drivers/media/dvb/dvb-usb/Kconfig
+++ b/drivers/media/dvb/dvb-usb/Kconfig
@@ -24,8 +24,8 @@ config DVB_USB_A800
         tristate "AVerMedia AverTV DVB-T USB 2.0 (A800)"
         depends on DVB_USB
         select DVB_DIB3000MC
-        select MEDIA_TUNER_MT2060 if !DVB_FE_CUSTOMISE
         select DVB_PLL if !DVB_FE_CUSTOMISE
+        select MEDIA_TUNER_MT2060 if !MEDIA_TUNER_CUSTOMIZE
         help
           Say Y here to support the AVerMedia AverTV DVB-T USB 2.0 (A800) receiver.
 
@@ -34,7 +34,7 @@ config DVB_USB_DIBUSB_MB
         depends on DVB_USB
         select DVB_PLL if !DVB_FE_CUSTOMISE
         select DVB_DIB3000MB
-        select MEDIA_TUNER_MT2060 if !DVB_FE_CUSTOMISE
+        select MEDIA_TUNER_MT2060 if !MEDIA_TUNER_CUSTOMIZE
         help
           Support for USB 1.1 and 2.0 DVB-T receivers based on reference designs made by
           DiBcom (<http://www.dibcom.fr>) equipped with a DiB3000M-B demodulator.
@@ -55,7 +55,7 @@ config DVB_USB_DIBUSB_MC
         tristate "DiBcom USB DVB-T devices (based on the DiB3000M-C/P) (see help for device list)"
         depends on DVB_USB
         select DVB_DIB3000MC
-        select MEDIA_TUNER_MT2060 if !DVB_FE_CUSTOMISE
+        select MEDIA_TUNER_MT2060 if !MEDIA_TUNER_CUSTOMIZE
         help
           Support for USB2.0 DVB-T receivers based on reference designs made by
           DiBcom (<http://www.dibcom.fr>) equipped with a DiB3000M-C/P demodulator.
@@ -73,11 +73,11 @@ config DVB_USB_DIB0700
         select DVB_DIB7000M
         select DVB_DIB3000MC
         select DVB_S5H1411 if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_MT2060 if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_MT2266 if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_XC2028 if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_XC5000 if !DVB_FE_CUSTOMIZE
         select DVB_TUNER_DIB0070
+        select MEDIA_TUNER_MT2060 if !MEDIA_TUNER_CUSTOMIZE
+        select MEDIA_TUNER_MT2266 if !MEDIA_TUNER_CUSTOMIZE
+        select MEDIA_TUNER_XC2028 if !MEDIA_TUNER_CUSTOMIZE
+        select MEDIA_TUNER_XC5000 if !MEDIA_TUNER_CUSTOMIZE
         help
           Support for USB2.0/1.1 DVB receivers based on the DiB0700 USB bridge. The
           USB bridge is also present in devices having the DiB7700 DVB-T-USB
@@ -95,7 +95,7 @@ config DVB_USB_UMT_010
         depends on DVB_USB
         select DVB_PLL if !DVB_FE_CUSTOMISE
         select DVB_DIB3000MC
-        select MEDIA_TUNER_MT2060 if !DVB_FE_CUSTOMISE
+        select MEDIA_TUNER_MT2060 if !MEDIA_TUNER_CUSTOMIZE
         help
           Say Y here to support the HanfTek UMT-010 USB2.0 stick-sized DVB-T receiver.
 
@@ -107,11 +107,11 @@ config DVB_USB_CXUSB
         select DVB_LGDT330X if !DVB_FE_CUSTOMISE
         select DVB_MT352 if !DVB_FE_CUSTOMISE
         select DVB_ZL10353 if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_SIMPLE if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_XC2028 if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_MXL5005S if !DVB_FE_CUSTOMISE
         select DVB_DIB7000P if !DVB_FE_CUSTOMISE
         select DVB_TUNER_DIB0070 if !DVB_FE_CUSTOMISE
+        select MEDIA_TUNER_SIMPLE if !MEDIA_TUNER_CUSTOMIZE
+        select MEDIA_TUNER_XC2028 if !MEDIA_TUNER_CUSTOMIZE
+        select MEDIA_TUNER_MXL5005S if !MEDIA_TUNER_CUSTOMIZE
         help
           Say Y here to support the Conexant USB2.0 hybrid reference design.
           Currently, only DVB and ATSC modes are supported, analog mode
@@ -124,9 +124,9 @@ config DVB_USB_M920X
         tristate "Uli m920x DVB-T USB2.0 support"
         depends on DVB_USB
         select DVB_MT352 if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_QT1010 if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_TDA827X if !DVB_FE_CUSTOMISE
         select DVB_TDA1004X if !DVB_FE_CUSTOMISE
+        select MEDIA_TUNER_QT1010 if !MEDIA_TUNER_CUSTOMIZE
+        select MEDIA_TUNER_TDA827X if !MEDIA_TUNER_CUSTOMIZE
         help
           Say Y here to support the MSI Mega Sky 580 USB2.0 DVB-T receiver.
           Currently, only devices with a product id of
@@ -137,7 +137,7 @@ config DVB_USB_GL861
         tristate "Genesys Logic GL861 USB2.0 support"
         depends on DVB_USB
         select DVB_ZL10353 if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_QT1010 if !DVB_FE_CUSTOMISE
+        select MEDIA_TUNER_QT1010 if !MEDIA_TUNER_CUSTOMIZE
         help
           Say Y here to support the MSI Megasky 580 (55801) DVB-T USB2.0
           receiver with USB ID 0db0:5581.
@@ -146,7 +146,7 @@ config DVB_USB_AU6610
         tristate "Alcor Micro AU6610 USB2.0 support"
         depends on DVB_USB
         select DVB_ZL10353 if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_QT1010 if !DVB_FE_CUSTOMISE
+        select MEDIA_TUNER_QT1010 if !MEDIA_TUNER_CUSTOMIZE
         help
           Say Y here to support the Sigmatek DVB-110 DVB-T USB2.0 receiver.
 
@@ -198,8 +198,8 @@ config DVB_USB_NOVA_T_USB2
         tristate "Hauppauge WinTV-NOVA-T usb2 DVB-T USB2.0 support"
         depends on DVB_USB
         select DVB_DIB3000MC
-        select MEDIA_TUNER_MT2060 if !DVB_FE_CUSTOMISE
         select DVB_PLL if !DVB_FE_CUSTOMISE
+        select MEDIA_TUNER_MT2060 if !MEDIA_TUNER_CUSTOMIZE
         help
           Say Y here to support the Hauppauge WinTV-NOVA-T usb2 DVB-T USB2.0 receiver.
 
@@ -235,8 +235,8 @@ config DVB_USB_OPERA1
 config DVB_USB_AF9005
         tristate "Afatech AF9005 DVB-T USB1.1 support"
         depends on DVB_USB && EXPERIMENTAL
-        select MEDIA_TUNER_MT2060 if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_QT1010 if !DVB_FE_CUSTOMISE
+        select MEDIA_TUNER_MT2060 if !MEDIA_TUNER_CUSTOMIZE
+        select MEDIA_TUNER_QT1010 if !MEDIA_TUNER_CUSTOMIZE
         help
           Say Y here to support the Afatech AF9005 based DVB-T USB1.1 receiver
           and the TerraTec Cinergy T USB XE (Rev.1)
@@ -284,7 +284,7 @@ config DVB_USB_DTV5100
         tristate "AME DTV-5100 USB2.0 DVB-T support"
         depends on DVB_USB
         select DVB_ZL10353 if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_QT1010 if !DVB_FE_CUSTOMISE
+        select MEDIA_TUNER_QT1010 if !MEDIA_TUNER_CUSTOMIZE
         help
           Say Y here to support the AME DTV-5100 USB2.0 DVB-T receiver.
 
@@ -293,9 +293,9 @@ config DVB_USB_AF9015
         depends on DVB_USB && EXPERIMENTAL
         select DVB_AF9013
         select DVB_PLL              if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_MT2060   if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_QT1010   if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_TDA18271 if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_MXL5005S if !DVB_FE_CUSTOMISE
+        select MEDIA_TUNER_MT2060   if !MEDIA_TUNER_CUSTOMIZE
+        select MEDIA_TUNER_QT1010   if !MEDIA_TUNER_CUSTOMIZE
+        select MEDIA_TUNER_TDA18271 if !MEDIA_TUNER_CUSTOMIZE
+        select MEDIA_TUNER_MXL5005S if !MEDIA_TUNER_CUSTOMIZE
         help
           Say Y here to support the Afatech AF9015 based DVB-T USB2.0 receiver
diff --git a/drivers/media/dvb/dvb-usb/dib0700_devices.c b/drivers/media/dvb/dvb-usb/dib0700_devices.c
index f28d3ae59e04..391732788911 100644
--- a/drivers/media/dvb/dvb-usb/dib0700_devices.c
+++ b/drivers/media/dvb/dvb-usb/dib0700_devices.c
@@ -446,13 +446,13 @@ static int stk7700ph_tuner_attach(struct dvb_usb_adapter *adap)
                 == NULL ? -ENODEV : 0;
 }
 
-#define DEFAULT_RC_INTERVAL 150
+#define DEFAULT_RC_INTERVAL 50
 
 static u8 rc_request[] = { REQUEST_POLL_RC, 0 };
 
 /* Number of keypresses to ignore before start repeating */
-#define RC_REPEAT_DELAY 2
-#define RC_REPEAT_DELAY_V1_20 5
+#define RC_REPEAT_DELAY 6
+#define RC_REPEAT_DELAY_V1_20 10
 
 
 
diff --git a/drivers/media/dvb/ttpci/Kconfig b/drivers/media/dvb/ttpci/Kconfig
index 867027ceab3e..401a04effc06 100644
--- a/drivers/media/dvb/ttpci/Kconfig
+++ b/drivers/media/dvb/ttpci/Kconfig
@@ -106,7 +106,7 @@ config DVB_BUDGET_CI
         select DVB_TDA1004X if !DVB_FE_CUSTOMISE
         select DVB_LNBP21 if !DVB_FE_CUSTOMISE
         select DVB_TDA10023 if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_TDA827X if !DVB_FE_CUSTOMISE
+        select MEDIA_TUNER_TDA827X if !MEDIA_TUNER_CUSTOMIZE
         select VIDEO_IR
         help
           Support for simple SAA7146 based DVB cards
diff --git a/drivers/media/video/compat_ioctl32.c b/drivers/media/video/compat_ioctl32.c
index e6ca4012b5f0..0ea85a05e5c0 100644
--- a/drivers/media/video/compat_ioctl32.c
+++ b/drivers/media/video/compat_ioctl32.c
@@ -831,7 +831,7 @@ long v4l_compat_ioctl32(struct file *file, unsigned int cmd, unsigned long arg)
 {
         int ret = -ENOIOCTLCMD;
 
-        if (!file->f_op->ioctl)
+        if (!file->f_op->ioctl && !file->f_op->unlocked_ioctl)
                 return ret;
 
         switch (cmd) {
diff --git a/drivers/media/video/cx18/Kconfig b/drivers/media/video/cx18/Kconfig
index ef48565de7f1..8940b5387dec 100644
--- a/drivers/media/video/cx18/Kconfig
+++ b/drivers/media/video/cx18/Kconfig
@@ -9,7 +9,7 @@ config VIDEO_CX18
         select VIDEO_CX2341X
         select VIDEO_CS5345
         select DVB_S5H1409 if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_MXL5005S if !DVB_FE_CUSTOMISE
+        select MEDIA_TUNER_MXL5005S if !MEDIA_TUNER_CUSTOMIZE
         ---help---
           This is a video4linux driver for Conexant cx23418 based
           PCI combo video recorder devices.
diff --git a/drivers/media/video/cx23885/Kconfig b/drivers/media/video/cx23885/Kconfig
index 8c1b7fa47a41..00f1e2e8889e 100644
--- a/drivers/media/video/cx23885/Kconfig
+++ b/drivers/media/video/cx23885/Kconfig
@@ -11,16 +11,16 @@ config VIDEO_CX23885
         select VIDEO_CX25840
         select VIDEO_CX2341X
         select DVB_DIB7000P if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_MT2131 if !DVB_FE_CUSTOMISE
         select DVB_S5H1409 if !DVB_FE_CUSTOMISE
         select DVB_S5H1411 if !DVB_FE_CUSTOMISE
         select DVB_LGDT330X if !DVB_FE_CUSTOMISE
         select DVB_ZL10353 if !DVB_FE_CUSTOMISE
+        select DVB_TDA10048 if !DVB_FE_CUSTOMIZE
+        select MEDIA_TUNER_MT2131 if !MEDIA_TUNER_CUSTOMIZE
         select MEDIA_TUNER_XC2028 if !DVB_FE_CUSTOMIZE
         select MEDIA_TUNER_TDA8290 if !DVB_FE_CUSTOMIZE
         select MEDIA_TUNER_TDA18271 if !DVB_FE_CUSTOMIZE
         select MEDIA_TUNER_XC5000 if !DVB_FE_CUSTOMIZE
-        select DVB_TDA10048 if !DVB_FE_CUSTOMIZE
         ---help---
           This is a video4linux driver for Conexant 23885 based
           TV cards.
diff --git a/drivers/media/video/cx88/Kconfig b/drivers/media/video/cx88/Kconfig
index 0b9e5fac6239..b0f837588e01 100644
--- a/drivers/media/video/cx88/Kconfig
+++ b/drivers/media/video/cx88/Kconfig
@@ -56,12 +56,12 @@ config VIDEO_CX88_DVB
         select DVB_NXT200X if !DVB_FE_CUSTOMISE
         select DVB_CX24123 if !DVB_FE_CUSTOMISE
         select DVB_ISL6421 if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_SIMPLE if !DVB_FE_CUSTOMISE
         select DVB_S5H1411 if !DVB_FE_CUSTOMISE
         select DVB_CX24116 if !DVB_FE_CUSTOMISE
         select DVB_STV0299 if !DVB_FE_CUSTOMISE
         select DVB_STV0288 if !DVB_FE_CUSTOMISE
         select DVB_STB6000 if !DVB_FE_CUSTOMISE
+        select MEDIA_TUNER_SIMPLE if !MEDIA_TUNER_CUSTOMIZE
         ---help---
           This adds support for DVB/ATSC cards based on the
           Conexant 2388x chip.
diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c
index 610f535a257c..4ea1f1e04897 100644
--- a/drivers/media/video/em28xx/em28xx-video.c
+++ b/drivers/media/video/em28xx/em28xx-video.c
@@ -549,10 +549,11 @@ static int em28xx_config(struct em28xx *dev)
 static void em28xx_config_i2c(struct em28xx *dev)
 {
         struct v4l2_routing route;
+        int zero = 0;
 
         route.input = INPUT(dev->ctl_input)->vmux;
         route.output = 0;
-        em28xx_i2c_call_clients(dev, VIDIOC_INT_RESET, NULL);
+        em28xx_i2c_call_clients(dev, VIDIOC_INT_RESET, &zero);
         em28xx_i2c_call_clients(dev, VIDIOC_INT_S_VIDEO_ROUTING, &route);
         em28xx_i2c_call_clients(dev, VIDIOC_STREAMON, NULL);
 }
diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c
index 748a87e82e44..02a6e9ef0337 100644
--- a/drivers/media/video/gspca/gspca.c
+++ b/drivers/media/video/gspca/gspca.c
@@ -1264,10 +1264,10 @@ static int vidioc_s_jpegcomp(struct file *file, void *priv,
         struct gspca_dev *gspca_dev = priv;
         int ret;
 
-        if (mutex_lock_interruptible(&gspca_dev->usb_lock))
-                return -ERESTARTSYS;
         if (!gspca_dev->sd_desc->set_jcomp)
                 return -EINVAL;
+        if (mutex_lock_interruptible(&gspca_dev->usb_lock))
+                return -ERESTARTSYS;
         ret = gspca_dev->sd_desc->set_jcomp(gspca_dev, jpegcomp);
         mutex_unlock(&gspca_dev->usb_lock);
         return ret;
diff --git a/drivers/media/video/pvrusb2/Kconfig b/drivers/media/video/pvrusb2/Kconfig
index 19eb274c9cd0..854c2a885358 100644
--- a/drivers/media/video/pvrusb2/Kconfig
+++ b/drivers/media/video/pvrusb2/Kconfig
@@ -42,7 +42,7 @@ config VIDEO_PVRUSB2_DVB
         select DVB_S5H1411 if !DVB_FE_CUSTOMISE
         select DVB_TDA10048 if !DVB_FE_CUSTOMIZE
         select MEDIA_TUNER_TDA18271 if !DVB_FE_CUSTOMIZE
-        select MEDIA_TUNER_SIMPLE if !DVB_FE_CUSTOMISE
+        select MEDIA_TUNER_SIMPLE if !MEDIA_TUNER_CUSTOMIZE
         select MEDIA_TUNER_TDA8290 if !DVB_FE_CUSTOMIZE
         ---help---
 
diff --git a/drivers/media/video/saa7134/Kconfig b/drivers/media/video/saa7134/Kconfig
index 7021bbf5897b..fc2164e28e76 100644
--- a/drivers/media/video/saa7134/Kconfig
+++ b/drivers/media/video/saa7134/Kconfig
@@ -34,9 +34,9 @@ config VIDEO_SAA7134_DVB
         select DVB_NXT200X if !DVB_FE_CUSTOMISE
         select DVB_TDA10086 if !DVB_FE_CUSTOMISE
         select DVB_TDA826X if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_TDA827X if !DVB_FE_CUSTOMISE
         select DVB_ISL6421 if !DVB_FE_CUSTOMISE
-        select MEDIA_TUNER_SIMPLE if !DVB_FE_CUSTOMISE
+        select MEDIA_TUNER_TDA827X if !MEDIA_TUNER_CUSTOMIZE
+        select MEDIA_TUNER_SIMPLE if !MEDIA_TUNER_CUSTOMIZE
         ---help---
           This adds support for DVB cards based on the
           Philips saa7134 chip.
diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c
index d62fd4f6b52e..ee090413e598 100644
--- a/drivers/message/fusion/mptscsih.c
+++ b/drivers/message/fusion/mptscsih.c
@@ -2008,6 +2008,9 @@ mptscsih_host_reset(struct scsi_cmnd *SCpnt)
                 return FAILED;
         }
 
+        /* make sure we have no outstanding commands at this stage */
+        mptscsih_flush_running_cmds(hd);
+
         ioc = hd->ioc;
         printk(MYIOC_s_INFO_FMT "attempting host reset! (sc=%p)\n",
             ioc->name, SCpnt);
diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig
index fee7304102af..d9aac2e65391 100644
--- a/drivers/misc/Kconfig
+++ b/drivers/misc/Kconfig
@@ -428,10 +428,10 @@ config EEEPC_LAPTOP
         tristate "Eee PC Hotkey Driver (EXPERIMENTAL)"
         depends on X86
         depends on ACPI
-        depends on BACKLIGHT_CLASS_DEVICE
-        depends on HWMON
         depends on EXPERIMENTAL
-        depends on RFKILL
+        select BACKLIGHT_CLASS_DEVICE
+        select HWMON
+        select RFKILL
         ---help---
           This driver supports the Fn-Fx keys on Eee PC laptops.
           It also adds the ability to switch camera/wlan on/off.
diff --git a/drivers/misc/fujitsu-laptop.c b/drivers/misc/fujitsu-laptop.c
index a7dd3e9fb79d..65dc41540c62 100644
--- a/drivers/misc/fujitsu-laptop.c
+++ b/drivers/misc/fujitsu-laptop.c
@@ -3,6 +3,7 @@
 /*
   Copyright (C) 2007,2008 Jonathan Woithe <jwoithe@physics.adelaide.edu.au>
   Copyright (C) 2008 Peter Gruber <nokos@gmx.net>
+  Copyright (C) 2008 Tony Vroon <tony@linx.net>
   Based on earlier work:
     Copyright (C) 2003 Shane Spencer <shane@bogomip.com>
     Adrian Yee <brewt-fujitsu@brewt.org>
@@ -65,8 +66,11 @@
 #include <linux/kfifo.h>
 #include <linux/video_output.h>
 #include <linux/platform_device.h>
+#ifdef CONFIG_LEDS_CLASS
+#include <linux/leds.h>
+#endif
 
-#define FUJITSU_DRIVER_VERSION "0.4.3"
+#define FUJITSU_DRIVER_VERSION "0.5.0"
 
 #define FUJITSU_LCD_N_LEVELS 8
 
@@ -83,6 +87,24 @@
 #define ACPI_VIDEO_NOTIFY_INC_BRIGHTNESS     0x86
 #define ACPI_VIDEO_NOTIFY_DEC_BRIGHTNESS     0x87
 
+/* FUNC interface - command values */
+#define FUNC_RFKILL     0x1000
+#define FUNC_LEDS       0x1001
+#define FUNC_BUTTONS    0x1002
+#define FUNC_BACKLIGHT  0x1004
+
+/* FUNC interface - responses */
+#define UNSUPPORTED_CMD 0x80000000
+
+#ifdef CONFIG_LEDS_CLASS
+/* FUNC interface - LED control */
+#define FUNC_LED_OFF    0x1
+#define FUNC_LED_ON     0x30001
+#define KEYBOARD_LAMPS  0x100
+#define LOGOLAMP_POWERON 0x2000
+#define LOGOLAMP_ALWAYS  0x4000
+#endif
+
 /* Hotkey details */
 #define KEY1_CODE       0x410   /* codes for the keys in the GIRB register */
 #define KEY2_CODE       0x411
@@ -133,7 +155,6 @@ struct fujitsu_t {
 
 static struct fujitsu_t *fujitsu;
 static int use_alt_lcd_levels = -1;
-static int disable_brightness_keys = -1;
 static int disable_brightness_adjust = -1;
 
 /* Device used to access other hotkeys on the laptop */
@@ -145,8 +166,9 @@ struct fujitsu_hotkey_t {
         struct platform_device *pf_device;
         struct kfifo *fifo;
         spinlock_t fifo_lock;
-
-        unsigned int irb;       /* info about the pressed buttons */
+        int rfkill_state;
+        int logolamp_registered;
+        int kblamps_registered;
 };
 
 static struct fujitsu_hotkey_t *fujitsu_hotkey;
@@ -154,12 +176,139 @@ static struct fujitsu_hotkey_t *fujitsu_hotkey;
 static void acpi_fujitsu_hotkey_notify(acpi_handle handle, u32 event,
                                        void *data);
 
+#ifdef CONFIG_LEDS_CLASS
+static enum led_brightness logolamp_get(struct led_classdev *cdev);
+static void logolamp_set(struct led_classdev *cdev,
+                               enum led_brightness brightness);
+
+struct led_classdev logolamp_led = {
+ .name = "fujitsu::logolamp",
+ .brightness_get = logolamp_get,
+ .brightness_set = logolamp_set
+};
+
+static enum led_brightness kblamps_get(struct led_classdev *cdev);
+static void kblamps_set(struct led_classdev *cdev,
+                               enum led_brightness brightness);
+
+struct led_classdev kblamps_led = {
+ .name = "fujitsu::kblamps",
+ .brightness_get = kblamps_get,
+ .brightness_set = kblamps_set
+};
+#endif
+
 #ifdef CONFIG_FUJITSU_LAPTOP_DEBUG
 static u32 dbg_level = 0x03;
 #endif
 
 static void acpi_fujitsu_notify(acpi_handle handle, u32 event, void *data);
 
+/* Fujitsu ACPI interface function */
+
+static int call_fext_func(int cmd, int arg0, int arg1, int arg2)
+{
+        acpi_status status = AE_OK;
+        union acpi_object params[4] = {
+        { .type = ACPI_TYPE_INTEGER },
+        { .type = ACPI_TYPE_INTEGER },
+        { .type = ACPI_TYPE_INTEGER },
+        { .type = ACPI_TYPE_INTEGER }
+        };
+        struct acpi_object_list arg_list = { 4, &params[0] };
+        struct acpi_buffer output;
+        union acpi_object out_obj;
+        acpi_handle handle = NULL;
+
+        status = acpi_get_handle(fujitsu_hotkey->acpi_handle, "FUNC", &handle);
+        if (ACPI_FAILURE(status)) {
+                vdbg_printk(FUJLAPTOP_DBG_ERROR,
+                                "FUNC interface is not present\n");
+                return -ENODEV;
+        }
+
+        params[0].integer.value = cmd;
+        params[1].integer.value = arg0;
+        params[2].integer.value = arg1;
+        params[3].integer.value = arg2;
+
+        output.length = sizeof(out_obj);
+        output.pointer = &out_obj;
+
+        status = acpi_evaluate_object(handle, NULL, &arg_list, &output);
+        if (ACPI_FAILURE(status)) {
+                vdbg_printk(FUJLAPTOP_DBG_WARN,
+                        "FUNC 0x%x (args 0x%x, 0x%x, 0x%x) call failed\n",
+                                cmd, arg0, arg1, arg2);
+                return -ENODEV;
+        }
+
+        if (out_obj.type != ACPI_TYPE_INTEGER) {
+                vdbg_printk(FUJLAPTOP_DBG_WARN,
+                        "FUNC 0x%x (args 0x%x, 0x%x, 0x%x) did not "
+                        "return an integer\n",
+                        cmd, arg0, arg1, arg2);
+                return -ENODEV;
+        }
+
+        vdbg_printk(FUJLAPTOP_DBG_TRACE,
+                "FUNC 0x%x (args 0x%x, 0x%x, 0x%x) returned 0x%x\n",
+                        cmd, arg0, arg1, arg2, (int)out_obj.integer.value);
+        return out_obj.integer.value;
+}
+
+#ifdef CONFIG_LEDS_CLASS
+/* LED class callbacks */
+
+static void logolamp_set(struct led_classdev *cdev,
+                               enum led_brightness brightness)
+{
+        if (brightness >= LED_FULL) {
+                call_fext_func(FUNC_LEDS, 0x1, LOGOLAMP_POWERON, FUNC_LED_ON);
+                call_fext_func(FUNC_LEDS, 0x1, LOGOLAMP_ALWAYS, FUNC_LED_ON);
+        } else if (brightness >= LED_HALF) {
+                call_fext_func(FUNC_LEDS, 0x1, LOGOLAMP_POWERON, FUNC_LED_ON);
+                call_fext_func(FUNC_LEDS, 0x1, LOGOLAMP_ALWAYS, FUNC_LED_OFF);
+        } else {
+                call_fext_func(FUNC_LEDS, 0x1, LOGOLAMP_POWERON, FUNC_LED_OFF);
+        }
+}
+
+static void kblamps_set(struct led_classdev *cdev,
+                               enum led_brightness brightness)
+{
+        if (brightness >= LED_FULL)
+                call_fext_func(FUNC_LEDS, 0x1, KEYBOARD_LAMPS, FUNC_LED_ON);
+        else
+                call_fext_func(FUNC_LEDS, 0x1, KEYBOARD_LAMPS, FUNC_LED_OFF);
+}
+
+static enum led_brightness logolamp_get(struct led_classdev *cdev)
+{
+        enum led_brightness brightness = LED_OFF;
+        int poweron, always;
+
+        poweron = call_fext_func(FUNC_LEDS, 0x2, LOGOLAMP_POWERON, 0x0);
+        if (poweron == FUNC_LED_ON) {
+                brightness = LED_HALF;
+                always = call_fext_func(FUNC_LEDS, 0x2, LOGOLAMP_ALWAYS, 0x0);
+                if (always == FUNC_LED_ON)
+                        brightness = LED_FULL;
+        }
+        return brightness;
+}
+
+static enum led_brightness kblamps_get(struct led_classdev *cdev)
+{
+        enum led_brightness brightness = LED_OFF;
+
+        if (call_fext_func(FUNC_LEDS, 0x2, KEYBOARD_LAMPS, 0x0) == FUNC_LED_ON)
+                brightness = LED_FULL;
+
+        return brightness;
+}
+#endif
+
 /* Hardware access for LCD brightness control */
 
 static int set_lcd_level(int level)
@@ -263,44 +412,34 @@ static int get_max_brightness(void)
         return fujitsu->max_brightness;
 }
 
-static int get_lcd_level_alt(void)
-{
-        unsigned long long state = 0;
-        acpi_status status = AE_OK;
-
-        vdbg_printk(FUJLAPTOP_DBG_TRACE, "get lcd level via GBLS\n");
-
-        status =
-            acpi_evaluate_integer(fujitsu->acpi_handle, "GBLS", NULL, &state);
-        if (status < 0)
-                return status;
-
-        fujitsu->brightness_level = state & 0x0fffffff;
-
-        if (state & 0x80000000)
-                fujitsu->brightness_changed = 1;
-        else
-                fujitsu->brightness_changed = 0;
-
-        return fujitsu->brightness_level;
-}
-
 /* Backlight device stuff */
 
 static int bl_get_brightness(struct backlight_device *b)
 {
-        if (use_alt_lcd_levels)
-                return get_lcd_level_alt();
-        else
-                return get_lcd_level();
+        return get_lcd_level();
 }
 
 static int bl_update_status(struct backlight_device *b)
 {
+        int ret;
+        if (b->props.power == 4)
+                ret = call_fext_func(FUNC_BACKLIGHT, 0x1, 0x4, 0x3);
+        else
+                ret = call_fext_func(FUNC_BACKLIGHT, 0x1, 0x4, 0x0);
+        if (ret != 0)
+                vdbg_printk(FUJLAPTOP_DBG_ERROR,
+                        "Unable to adjust backlight power, error code %i\n",
+                        ret);
+
         if (use_alt_lcd_levels)
-                return set_lcd_level_alt(b->props.brightness);
+                ret = set_lcd_level_alt(b->props.brightness);
         else
-                return set_lcd_level(b->props.brightness);
+                ret = set_lcd_level(b->props.brightness);
+        if (ret != 0)
+                vdbg_printk(FUJLAPTOP_DBG_ERROR,
+                        "Unable to adjust LCD brightness, error code %i\n",
+                        ret);
+        return ret;
 }
 
 static struct backlight_ops fujitsubl_ops = {
@@ -344,10 +483,7 @@ static ssize_t show_lcd_level(struct device *dev,
 
         int ret;
 
-        if (use_alt_lcd_levels)
-                ret = get_lcd_level_alt();
-        else
-                ret = get_lcd_level();
+        ret = get_lcd_level();
         if (ret < 0)
                 return ret;
 
@@ -372,52 +508,71 @@ static ssize_t store_lcd_level(struct device *dev,
         if (ret < 0)
                 return ret;
 
-        if (use_alt_lcd_levels)
-                ret = get_lcd_level_alt();
-        else
-                ret = get_lcd_level();
+        ret = get_lcd_level();
         if (ret < 0)
                 return ret;
 
         return count;
 }
 
-/* Hardware access for hotkey device */
-
-static int get_irb(void)
+static ssize_t
+ignore_store(struct device *dev,
+             struct device_attribute *attr, const char *buf, size_t count)
 {
-        unsigned long long state = 0;
-        acpi_status status = AE_OK;
-
-        vdbg_printk(FUJLAPTOP_DBG_TRACE, "Get irb\n");
-
-        status =
-            acpi_evaluate_integer(fujitsu_hotkey->acpi_handle, "GIRB", NULL,
-                                  &state);
-        if (status < 0)
-                return status;
+        return count;
+}
 
-        fujitsu_hotkey->irb = state;
+static ssize_t
+show_lid_state(struct device *dev,
+                        struct device_attribute *attr, char *buf)
+{
+        if (fujitsu_hotkey->rfkill_state == UNSUPPORTED_CMD)
+                return sprintf(buf, "unknown\n");
+        if (fujitsu_hotkey->rfkill_state & 0x100)
+                return sprintf(buf, "open\n");
+        else
+                return sprintf(buf, "closed\n");
+}
 
-        return fujitsu_hotkey->irb;
+static ssize_t
+show_dock_state(struct device *dev,
+                        struct device_attribute *attr, char *buf)
+{
+        if (fujitsu_hotkey->rfkill_state == UNSUPPORTED_CMD)
+                return sprintf(buf, "unknown\n");
+        if (fujitsu_hotkey->rfkill_state & 0x200)
+                return sprintf(buf, "docked\n");
+        else
+                return sprintf(buf, "undocked\n");
 }
 
 static ssize_t
-ignore_store(struct device *dev,
-             struct device_attribute *attr, const char *buf, size_t count)
+show_radios_state(struct device *dev,
+                        struct device_attribute *attr, char *buf)
 {
-        return count;
+        if (fujitsu_hotkey->rfkill_state == UNSUPPORTED_CMD)
+                return sprintf(buf, "unknown\n");
+        if (fujitsu_hotkey->rfkill_state & 0x20)
+                return sprintf(buf, "on\n");
+        else
+                return sprintf(buf, "killed\n");
 }
 
 static DEVICE_ATTR(max_brightness, 0444, show_max_brightness, ignore_store);
 static DEVICE_ATTR(brightness_changed, 0444, show_brightness_changed,
                    ignore_store);
 static DEVICE_ATTR(lcd_level, 0644, show_lcd_level, store_lcd_level);
+static DEVICE_ATTR(lid, 0444, show_lid_state, ignore_store);
+static DEVICE_ATTR(dock, 0444, show_dock_state, ignore_store);
+static DEVICE_ATTR(radios, 0444, show_radios_state, ignore_store);
 
 static struct attribute *fujitsupf_attributes[] = {
         &dev_attr_brightness_changed.attr,
         &dev_attr_max_brightness.attr,
         &dev_attr_lcd_level.attr,
+        &dev_attr_lid.attr,
+        &dev_attr_dock.attr,
+        &dev_attr_radios.attr,
         NULL
 };
 
@@ -435,24 +590,16 @@ static struct platform_driver fujitsupf_driver = {
 static void dmi_check_cb_common(const struct dmi_system_id *id)
 {
         acpi_handle handle;
-        int have_blnf;
         printk(KERN_INFO "fujitsu-laptop: Identified laptop model '%s'.\n",
                id->ident);
-        have_blnf = ACPI_SUCCESS
-            (acpi_get_handle(NULL, "\\_SB.PCI0.GFX0.LCD.BLNF", &handle));
         if (use_alt_lcd_levels == -1) {
-                vdbg_printk(FUJLAPTOP_DBG_TRACE, "auto-detecting usealt\n");
-                use_alt_lcd_levels = 1;
-        }
-        if (disable_brightness_keys == -1) {
-                vdbg_printk(FUJLAPTOP_DBG_TRACE,
-                            "auto-detecting disable_keys\n");
-                disable_brightness_keys = have_blnf ? 1 : 0;
-        }
-        if (disable_brightness_adjust == -1) {
-                vdbg_printk(FUJLAPTOP_DBG_TRACE,
-                            "auto-detecting disable_adjust\n");
-                disable_brightness_adjust = have_blnf ? 0 : 1;
+                if (ACPI_SUCCESS(acpi_get_handle(NULL,
+                                "\\_SB.PCI0.LPCB.FJEX.SBL2", &handle)))
+                        use_alt_lcd_levels = 1;
+                else
+                        use_alt_lcd_levels = 0;
+                vdbg_printk(FUJLAPTOP_DBG_TRACE, "auto-detected usealt as "
+                        "%i\n", use_alt_lcd_levels);
         }
 }
 
@@ -581,19 +728,14 @@ static int acpi_fujitsu_add(struct acpi_device *device)
 
         /* do config (detect defaults) */
         use_alt_lcd_levels = use_alt_lcd_levels == 1 ? 1 : 0;
-        disable_brightness_keys = disable_brightness_keys == 1 ? 1 : 0;
         disable_brightness_adjust = disable_brightness_adjust == 1 ? 1 : 0;
         vdbg_printk(FUJLAPTOP_DBG_INFO,
-                    "config: [alt interface: %d], [key disable: %d], [adjust disable: %d]\n",
-                    use_alt_lcd_levels, disable_brightness_keys,
-                    disable_brightness_adjust);
+                    "config: [alt interface: %d], [adjust disable: %d]\n",
+                    use_alt_lcd_levels, disable_brightness_adjust);
 
         if (get_max_brightness() <= 0)
                 fujitsu->max_brightness = FUJITSU_LCD_N_LEVELS;
-        if (use_alt_lcd_levels)
-                get_lcd_level_alt();
-        else
-                get_lcd_level();
+        get_lcd_level();
 
         return result;
 
@@ -644,43 +786,23 @@ static void acpi_fujitsu_notify(acpi_handle handle, u32 event, void *data)
         case ACPI_FUJITSU_NOTIFY_CODE1:
                 keycode = 0;
                 oldb = fujitsu->brightness_level;
-                get_lcd_level();  /* the alt version always yields changed */
+                get_lcd_level();
                 newb = fujitsu->brightness_level;
 
                 vdbg_printk(FUJLAPTOP_DBG_TRACE,
                             "brightness button event [%i -> %i (%i)]\n",
                             oldb, newb, fujitsu->brightness_changed);
 
-                if (oldb == newb && fujitsu->brightness_changed) {
-                        keycode = 0;
-                        if (disable_brightness_keys != 1) {
-                                if (oldb == 0) {
-                                        acpi_bus_generate_proc_event
-                                            (fujitsu->dev,
-                                             ACPI_VIDEO_NOTIFY_DEC_BRIGHTNESS,
-                                             0);
-                                        keycode = KEY_BRIGHTNESSDOWN;
-                                } else if (oldb ==
-                                           (fujitsu->max_brightness) - 1) {
-                                        acpi_bus_generate_proc_event
-                                            (fujitsu->dev,
-                                             ACPI_VIDEO_NOTIFY_INC_BRIGHTNESS,
-                                             0);
-                                        keycode = KEY_BRIGHTNESSUP;
-                                }
-                        }
-                } else if (oldb < newb) {
+                if (oldb < newb) {
                         if (disable_brightness_adjust != 1) {
                                 if (use_alt_lcd_levels)
                                         set_lcd_level_alt(newb);
                                 else
                                         set_lcd_level(newb);
                         }
-                        if (disable_brightness_keys != 1) {
-                                acpi_bus_generate_proc_event(fujitsu->dev,
-                                        ACPI_VIDEO_NOTIFY_INC_BRIGHTNESS, 0);
-                                keycode = KEY_BRIGHTNESSUP;
-                        }
+                        acpi_bus_generate_proc_event(fujitsu->dev,
+                                ACPI_VIDEO_NOTIFY_INC_BRIGHTNESS, 0);
+                        keycode = KEY_BRIGHTNESSUP;
                 } else if (oldb > newb) {
                         if (disable_brightness_adjust != 1) {
                                 if (use_alt_lcd_levels)
@@ -688,13 +810,9 @@ static void acpi_fujitsu_notify(acpi_handle handle, u32 event, void *data)
                                 else
                                         set_lcd_level(newb);
                         }
-                        if (disable_brightness_keys != 1) {
-                                acpi_bus_generate_proc_event(fujitsu->dev,
-                                        ACPI_VIDEO_NOTIFY_DEC_BRIGHTNESS, 0);
-                                keycode = KEY_BRIGHTNESSDOWN;
-                        }
-                } else {
-                        keycode = KEY_UNKNOWN;
+                        acpi_bus_generate_proc_event(fujitsu->dev,
+                                ACPI_VIDEO_NOTIFY_DEC_BRIGHTNESS, 0);
+                        keycode = KEY_BRIGHTNESSDOWN;
                 }
                 break;
         default:
@@ -771,7 +889,8 @@ static int acpi_fujitsu_hotkey_add(struct acpi_device *device)
         input->id.bustype = BUS_HOST;
         input->id.product = 0x06;
         input->dev.parent = &device->dev;
-        input->evbit[0] = BIT(EV_KEY);
+
+        set_bit(EV_KEY, input->evbit);
         set_bit(fujitsu->keycode1, input->keybit);
         set_bit(fujitsu->keycode2, input->keybit);
         set_bit(fujitsu->keycode3, input->keybit);
@@ -803,10 +922,44 @@ static int acpi_fujitsu_hotkey_add(struct acpi_device *device)
                         printk(KERN_ERR "_INI Method failed\n");
         }
 
-        i = 0;                  /* Discard hotkey ringbuffer */
-        while (get_irb() != 0 && (i++) < MAX_HOTKEY_RINGBUFFER_SIZE) ;
+        i = 0;
+        while (call_fext_func(FUNC_BUTTONS, 0x1, 0x0, 0x0) != 0
+                && (i++) < MAX_HOTKEY_RINGBUFFER_SIZE)
+                ; /* No action, result is discarded */
         vdbg_printk(FUJLAPTOP_DBG_INFO, "Discarded %i ringbuffer entries\n", i);
 
+        fujitsu_hotkey->rfkill_state =
+                call_fext_func(FUNC_RFKILL, 0x4, 0x0, 0x0);
+
+        /* Suspect this is a keymap of the application panel, print it */
+        printk(KERN_INFO "fujitsu-laptop: BTNI: [0x%x]\n",
+                call_fext_func(FUNC_BUTTONS, 0x0, 0x0, 0x0));
+
+        #ifdef CONFIG_LEDS_CLASS
+        if (call_fext_func(FUNC_LEDS, 0x0, 0x0, 0x0) & LOGOLAMP_POWERON) {
+                result = led_classdev_register(&fujitsu->pf_device->dev,
+                                                &logolamp_led);
+                if (result == 0) {
+                        fujitsu_hotkey->logolamp_registered = 1;
+                } else {
+                        printk(KERN_ERR "fujitsu-laptop: Could not register "
+                        "LED handler for logo lamp, error %i\n", result);
+                }
+        }
+
+        if ((call_fext_func(FUNC_LEDS, 0x0, 0x0, 0x0) & KEYBOARD_LAMPS) &&
+           (call_fext_func(FUNC_BUTTONS, 0x0, 0x0, 0x0) == 0x0)) {
+                result = led_classdev_register(&fujitsu->pf_device->dev,
+                                                &kblamps_led);
+                if (result == 0) {
+                        fujitsu_hotkey->kblamps_registered = 1;
+                } else {
+                        printk(KERN_ERR "fujitsu-laptop: Could not register "
+                        "LED handler for keyboard lamps, error %i\n", result);
+                }
+        }
+        #endif
+
         return result;
 
 end:
@@ -852,16 +1005,15 @@ static void acpi_fujitsu_hotkey_notify(acpi_handle handle, u32 event,
 
         input = fujitsu_hotkey->input;
 
-        vdbg_printk(FUJLAPTOP_DBG_TRACE, "Hotkey event\n");
+        fujitsu_hotkey->rfkill_state =
+                call_fext_func(FUNC_RFKILL, 0x4, 0x0, 0x0);
 
         switch (event) {
         case ACPI_FUJITSU_NOTIFY_CODE1:
                 i = 0;
-                while ((irb = get_irb()) != 0
-                       && (i++) < MAX_HOTKEY_RINGBUFFER_SIZE) {
-                        vdbg_printk(FUJLAPTOP_DBG_TRACE, "GIRB result [%x]\n",
-                                    irb);
-
+                while ((irb =
+                        call_fext_func(FUNC_BUTTONS, 0x1, 0x0, 0x0)) != 0
+                                && (i++) < MAX_HOTKEY_RINGBUFFER_SIZE) {
                         switch (irb & 0x4ff) {
                         case KEY1_CODE:
                                 keycode = fujitsu->keycode1;
@@ -1035,6 +1187,15 @@ static int __init fujitsu_init(void)
                 goto fail_hotkey1;
         }
 
+        /* Sync backlight power status (needs FUJ02E3 device, hence deferred) */
+
+        if (!acpi_video_backlight_support()) {
+                if (call_fext_func(FUNC_BACKLIGHT, 0x2, 0x4, 0x0) == 3)
+                        fujitsu->bl_device->props.power = 4;
+                else
+                        fujitsu->bl_device->props.power = 0;
+        }
+
         printk(KERN_INFO "fujitsu-laptop: driver " FUJITSU_DRIVER_VERSION
                " successfully loaded.\n");
 
@@ -1074,6 +1235,14 @@ fail_acpi:
 
 static void __exit fujitsu_cleanup(void)
 {
+        #ifdef CONFIG_LEDS_CLASS
+        if (fujitsu_hotkey->logolamp_registered != 0)
+                led_classdev_unregister(&logolamp_led);
+
+        if (fujitsu_hotkey->kblamps_registered != 0)
+                led_classdev_unregister(&kblamps_led);
+        #endif
+
         sysfs_remove_group(&fujitsu->pf_device->dev.kobj,
                            &fujitsupf_attribute_group);
         platform_device_unregister(fujitsu->pf_device);
@@ -1098,9 +1267,6 @@ module_exit(fujitsu_cleanup);
 module_param(use_alt_lcd_levels, uint, 0644);
 MODULE_PARM_DESC(use_alt_lcd_levels,
                  "Use alternative interface for lcd_levels (needed for Lifebook s6410).");
-module_param(disable_brightness_keys, uint, 0644);
-MODULE_PARM_DESC(disable_brightness_keys,
-                 "Disable brightness keys (eg. if they are already handled by the generic ACPI_VIDEO device).");
 module_param(disable_brightness_adjust, uint, 0644);
 MODULE_PARM_DESC(disable_brightness_adjust, "Disable brightness adjustment .");
 #ifdef CONFIG_FUJITSU_LAPTOP_DEBUG
@@ -1108,12 +1274,13 @@ module_param_named(debug, dbg_level, uint, 0644);
 MODULE_PARM_DESC(debug, "Sets debug level bit-mask");
 #endif
 
-MODULE_AUTHOR("Jonathan Woithe, Peter Gruber");
+MODULE_AUTHOR("Jonathan Woithe, Peter Gruber, Tony Vroon");
 MODULE_DESCRIPTION("Fujitsu laptop extras support");
 MODULE_VERSION(FUJITSU_DRIVER_VERSION);
 MODULE_LICENSE("GPL");
 
 MODULE_ALIAS("dmi:*:svnFUJITSUSIEMENS:*:pvr:rvnFUJITSU:rnFJNB1D3:*:cvrS6410:*");
+MODULE_ALIAS("dmi:*:svnFUJITSUSIEMENS:*:pvr:rvnFUJITSU:rnFJNB1E6:*:cvrS6420:*");
 MODULE_ALIAS("dmi:*:svnFUJITSU:*:pvr:rvnFUJITSU:rnFJNB19C:*:cvrS7020:*");
 
 static struct pnp_device_id pnp_ids[] = {
diff --git a/drivers/misc/panasonic-laptop.c b/drivers/misc/panasonic-laptop.c
index 4a1bc64485d5..f30db367c82e 100644
--- a/drivers/misc/panasonic-laptop.c
+++ b/drivers/misc/panasonic-laptop.c
@@ -241,8 +241,6 @@ static int acpi_pcc_write_sset(struct pcc_acpi *pcc, int func, int val)
         };
         acpi_status status = AE_OK;
 
-        ACPI_FUNCTION_TRACE("acpi_pcc_write_sset");
-
         status = acpi_evaluate_object(pcc->handle, METHOD_HKEY_SSET,
                                       &params, NULL);
 
@@ -254,8 +252,6 @@ static inline int acpi_pcc_get_sqty(struct acpi_device *device)
         unsigned long long s;
         acpi_status status;
 
-        ACPI_FUNCTION_TRACE("acpi_pcc_get_sqty");
-
         status = acpi_evaluate_integer(device->handle, METHOD_HKEY_SQTY,
                                        NULL, &s);
         if (ACPI_SUCCESS(status))
@@ -274,8 +270,6 @@ static int acpi_pcc_retrieve_biosdata(struct pcc_acpi *pcc, u32 *sinf)
         union acpi_object *hkey = NULL;
         int i;
 
-        ACPI_FUNCTION_TRACE("acpi_pcc_retrieve_biosdata");
-
         status = acpi_evaluate_object(pcc->handle, METHOD_HKEY_SINF, 0,
                                       &buffer);
         if (ACPI_FAILURE(status)) {
@@ -501,8 +495,6 @@ static void acpi_pcc_generate_keyinput(struct pcc_acpi *pcc)
         int key_code, hkey_num;
         unsigned long long result;
 
-        ACPI_FUNCTION_TRACE("acpi_pcc_generate_keyinput");
-
         rc = acpi_evaluate_integer(pcc->handle, METHOD_HKEY_QUERY,
                                    NULL, &result);
         if (!ACPI_SUCCESS(rc)) {
@@ -538,8 +530,6 @@ static void acpi_pcc_hotkey_notify(acpi_handle handle, u32 event, void *data)
 {
         struct pcc_acpi *pcc = (struct pcc_acpi *) data;
 
-        ACPI_FUNCTION_TRACE("acpi_pcc_hotkey_notify");
-
         switch (event) {
         case HKEY_NOTIFY:
                 acpi_pcc_generate_keyinput(pcc);
@@ -554,8 +544,6 @@ static int acpi_pcc_init_input(struct pcc_acpi *pcc)
 {
         int i, rc;
 
-        ACPI_FUNCTION_TRACE("acpi_pcc_init_input");
-
         pcc->input_dev = input_allocate_device();
         if (!pcc->input_dev) {
                 ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
@@ -597,8 +585,6 @@ static int acpi_pcc_hotkey_resume(struct acpi_device *device)
         struct pcc_acpi *pcc = acpi_driver_data(device);
         acpi_status status = AE_OK;
 
-        ACPI_FUNCTION_TRACE("acpi_pcc_hotkey_resume");
-
         if (device == NULL || pcc == NULL)
                 return -EINVAL;
 
@@ -616,8 +602,6 @@ static int acpi_pcc_hotkey_add(struct acpi_device *device)
         struct pcc_acpi *pcc;
         int num_sifr, result;
 
-        ACPI_FUNCTION_TRACE("acpi_pcc_hotkey_add");
-
         if (!device)
                 return -EINVAL;
 
@@ -714,8 +698,6 @@ static int __init acpi_pcc_init(void)
 {
         int result = 0;
 
-        ACPI_FUNCTION_TRACE("acpi_pcc_init");
-
         if (acpi_disabled)
                 return -ENODEV;
 
@@ -733,8 +715,6 @@ static int acpi_pcc_hotkey_remove(struct acpi_device *device, int type)
 {
         struct pcc_acpi *pcc = acpi_driver_data(device);
 
-        ACPI_FUNCTION_TRACE("acpi_pcc_hotkey_remove");
-
         if (!device || !pcc)
                 return -EINVAL;
 
@@ -757,8 +737,6 @@ static int acpi_pcc_hotkey_remove(struct acpi_device *device, int type)
 
 static void __exit acpi_pcc_exit(void)
 {
-        ACPI_FUNCTION_TRACE("acpi_pcc_exit");
-
         acpi_bus_unregister_driver(&acpi_pcc_driver);
 }
 
diff --git a/drivers/misc/sony-laptop.c b/drivers/misc/sony-laptop.c
index 571b211608d1..537959d07148 100644
--- a/drivers/misc/sony-laptop.c
+++ b/drivers/misc/sony-laptop.c
@@ -935,14 +935,17 @@ static void sony_acpi_notify(acpi_handle handle, u32 event, void *data)
 static acpi_status sony_walk_callback(acpi_handle handle, u32 level,
                                       void *context, void **return_value)
 {
-        struct acpi_namespace_node *node;
-        union acpi_operand_object *operand;
+        struct acpi_device_info *info;
+        struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
 
-        node = (struct acpi_namespace_node *)handle;
-        operand = (union acpi_operand_object *)node->object;
+        if (ACPI_SUCCESS(acpi_get_object_info(handle, &buffer))) {
+                info = buffer.pointer;
 
-        printk(KERN_WARNING DRV_PFX "method: name: %4.4s, args %X\n", node->name.ascii,
-               (u32) operand->method.param_count);
+                printk(KERN_WARNING DRV_PFX "method: name: %4.4s, args %X\n",
+                        (char *)&info->name, info->param_count);
+
+                kfree(buffer.pointer);
+        }
 
         return AE_OK;
 }
diff --git a/drivers/misc/tc1100-wmi.c b/drivers/misc/tc1100-wmi.c
index f25e4c974dcf..b4a4aa9ee482 100644
--- a/drivers/misc/tc1100-wmi.c
+++ b/drivers/misc/tc1100-wmi.c
@@ -30,7 +30,6 @@
 #include <linux/init.h>
 #include <linux/types.h>
 #include <acpi/acpi.h>
-#include <acpi/actypes.h>
 #include <acpi/acpi_bus.h>
 #include <acpi/acpi_drivers.h>
 #include <linux/platform_device.h>
diff --git a/drivers/misc/thinkpad_acpi.c b/drivers/misc/thinkpad_acpi.c
index 899766e16fa8..3478453eba7a 100644
--- a/drivers/misc/thinkpad_acpi.c
+++ b/drivers/misc/thinkpad_acpi.c
@@ -76,7 +76,6 @@
 #include <linux/workqueue.h>
 
 #include <acpi/acpi_drivers.h>
-#include <acpi/acnamesp.h>
 
 #include <linux/pci_ids.h>
 
diff --git a/drivers/net/ppp_generic.c b/drivers/net/ppp_generic.c
index 7e857e938adb..714a23035de1 100644
--- a/drivers/net/ppp_generic.c
+++ b/drivers/net/ppp_generic.c
@@ -116,6 +116,7 @@ struct ppp {
         unsigned long   last_xmit;      /* jiffies when last pkt sent 9c */
         unsigned long   last_recv;      /* jiffies when last pkt rcvd a0 */
         struct net_device *dev;         /* network interface device a4 */
+        int             closing;        /* is device closing down? a8 */
 #ifdef CONFIG_PPP_MULTILINK
         int             nxchan;         /* next channel to send something on */
         u32             nxseq;          /* next sequence number to send */
@@ -995,7 +996,7 @@ ppp_xmit_process(struct ppp *ppp)
         struct sk_buff *skb;
 
         ppp_xmit_lock(ppp);
-        if (ppp->dev) {
+        if (!ppp->closing) {
                 ppp_push(ppp);
                 while (!ppp->xmit_pending
                        && (skb = skb_dequeue(&ppp->file.xq)))
@@ -1463,8 +1464,7 @@ static inline void
 ppp_do_recv(struct ppp *ppp, struct sk_buff *skb, struct channel *pch)
 {
         ppp_recv_lock(ppp);
-        /* ppp->dev == 0 means interface is closing down */
-        if (ppp->dev)
+        if (!ppp->closing)
                 ppp_receive_frame(ppp, skb, pch);
         else
                 kfree_skb(skb);
@@ -2498,18 +2498,16 @@ init_ppp_file(struct ppp_file *pf, int kind)
  */
 static void ppp_shutdown_interface(struct ppp *ppp)
 {
-        struct net_device *dev;
-
         mutex_lock(&all_ppp_mutex);
-        ppp_lock(ppp);
-        dev = ppp->dev;
-        ppp->dev = NULL;
-        ppp_unlock(ppp);
         /* This will call dev_close() for us. */
-        if (dev) {
-                unregister_netdev(dev);
-                free_netdev(dev);
-        }
+        ppp_lock(ppp);
+        if (!ppp->closing) {
+                ppp->closing = 1;
+                ppp_unlock(ppp);
+                unregister_netdev(ppp->dev);
+        } else
+                ppp_unlock(ppp);
+
         cardmap_set(&all_ppp_units, ppp->file.index, NULL);
         ppp->file.dead = 1;
         ppp->owner = NULL;
@@ -2554,7 +2552,7 @@ static void ppp_destroy_interface(struct ppp *ppp)
         if (ppp->xmit_pending)
                 kfree_skb(ppp->xmit_pending);
 
-        kfree(ppp);
+        free_netdev(ppp->dev);
 }
 
 /*
@@ -2616,7 +2614,7 @@ ppp_connect_channel(struct channel *pch, int unit)
         if (pch->file.hdrlen > ppp->file.hdrlen)
                 ppp->file.hdrlen = pch->file.hdrlen;
         hdrlen = pch->file.hdrlen + 2;  /* for protocol bytes */
-        if (ppp->dev && hdrlen > ppp->dev->hard_header_len)
+        if (hdrlen > ppp->dev->hard_header_len)
                 ppp->dev->hard_header_len = hdrlen;
         list_add_tail(&pch->clist, &ppp->channels);
         ++ppp->n_channels;
diff --git a/drivers/pci/hotplug/acpi_pcihp.c b/drivers/pci/hotplug/acpi_pcihp.c
index e17ef54f0efc..2c981cbb0719 100644
--- a/drivers/pci/hotplug/acpi_pcihp.c
+++ b/drivers/pci/hotplug/acpi_pcihp.c
@@ -33,7 +33,6 @@
 #include <linux/pci-acpi.h>
 #include <acpi/acpi.h>
 #include <acpi/acpi_bus.h>
-#include <acpi/actypes.h>
 
 #define MY_NAME "acpi_pcihp"
 
diff --git a/drivers/pci/hotplug/acpiphp.h b/drivers/pci/hotplug/acpiphp.h
index f9e244da30ae..9bcb6cbd5aa9 100644
--- a/drivers/pci/hotplug/acpiphp.h
+++ b/drivers/pci/hotplug/acpiphp.h
@@ -113,7 +113,7 @@ struct acpiphp_slot {
 
         u8              device;         /* pci device# */
 
-        u32             sun;            /* ACPI _SUN (slot unique number) */
+        unsigned long long sun;         /* ACPI _SUN (slot unique number) */
         u32             flags;          /* see below */
 };
 
diff --git a/drivers/pci/hotplug/acpiphp_core.c b/drivers/pci/hotplug/acpiphp_core.c
index 95b536a23d25..43c10bd261b4 100644
--- a/drivers/pci/hotplug/acpiphp_core.c
+++ b/drivers/pci/hotplug/acpiphp_core.c
@@ -337,7 +337,7 @@ int acpiphp_register_hotplug_slot(struct acpiphp_slot *acpiphp_slot)
         slot->hotplug_slot->info->cur_bus_speed = PCI_SPEED_UNKNOWN;
 
         acpiphp_slot->slot = slot;
-        snprintf(name, SLOT_NAME_SIZE, "%u", slot->acpi_slot->sun);
+        snprintf(name, SLOT_NAME_SIZE, "%llu", slot->acpi_slot->sun);
 
         retval = pci_hp_register(slot->hotplug_slot,
                                         acpiphp_slot->bridge->pci_bus,
diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c
index 955aae4071f7..3affc6472e65 100644
--- a/drivers/pci/hotplug/acpiphp_glue.c
+++ b/drivers/pci/hotplug/acpiphp_glue.c
@@ -255,13 +255,13 @@ register_slot(acpi_handle handle, u32 lvl, void *context, void **rv)
 
                 bridge->nr_slots++;
 
-                dbg("found ACPI PCI Hotplug slot %d at PCI %04x:%02x:%02x\n",
+                dbg("found ACPI PCI Hotplug slot %llu at PCI %04x:%02x:%02x\n",
                                 slot->sun, pci_domain_nr(bridge->pci_bus),
                                 bridge->pci_bus->number, slot->device);
                 retval = acpiphp_register_hotplug_slot(slot);
                 if (retval) {
                         if (retval == -EBUSY)
-                                warn("Slot %d already registered by another "
+                                warn("Slot %llu already registered by another "
                                         "hotplug driver\n", slot->sun);
                         else
                                 warn("acpiphp_register_hotplug_slot failed "
diff --git a/drivers/pci/hotplug/ibmphp_core.c b/drivers/pci/hotplug/ibmphp_core.c
index c892daae74d6..633e743442ac 100644
--- a/drivers/pci/hotplug/ibmphp_core.c
+++ b/drivers/pci/hotplug/ibmphp_core.c
@@ -1402,10 +1402,6 @@ static int __init ibmphp_init(void)
                 goto error;
         }
 
-        /* lock ourselves into memory with a module 
-         * count of -1 so that no one can unload us. */
-        module_put(THIS_MODULE);
-
 exit:
         return rc;
 
@@ -1423,4 +1419,3 @@ static void __exit ibmphp_exit(void)
 }
 
 module_init(ibmphp_init);
-module_exit(ibmphp_exit);
diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h
index b2801a7ee37f..7072952ea1d2 100644
--- a/drivers/pci/hotplug/pciehp.h
+++ b/drivers/pci/hotplug/pciehp.h
@@ -217,7 +217,6 @@ struct hpc_ops {
 #ifdef CONFIG_ACPI
 #include <acpi/acpi.h>
 #include <acpi/acpi_bus.h>
-#include <acpi/actypes.h>
 #include <linux/pci-acpi.h>
 
 static inline int pciehp_get_hp_hw_control_from_firmware(struct pci_dev *dev)
diff --git a/drivers/pci/hotplug/pciehp_core.c b/drivers/pci/hotplug/pciehp_core.c
index 4b23bc39b11e..39cf248d24e3 100644
--- a/drivers/pci/hotplug/pciehp_core.c
+++ b/drivers/pci/hotplug/pciehp_core.c
@@ -432,18 +432,19 @@ static int pciehp_probe(struct pcie_device *dev, const struct pcie_port_service_
                 goto err_out_release_ctlr;
         }
 
+        /* Check if slot is occupied */
         t_slot = pciehp_find_slot(ctrl, ctrl->slot_device_offset);
-
-        t_slot->hpc_ops->get_adapter_status(t_slot, &value); /* Check if slot is occupied */
-        if (value && pciehp_force) {
-                rc = pciehp_enable_slot(t_slot);
-                if (rc) /* -ENODEV: shouldn't happen, but deal with it */
-                        value = 0;
-        }
-        if ((POWER_CTRL(ctrl)) && !value) {
-                rc = t_slot->hpc_ops->power_off_slot(t_slot); /* Power off slot if not occupied*/
-                if (rc)
-                        goto err_out_free_ctrl_slot;
+        t_slot->hpc_ops->get_adapter_status(t_slot, &value);
+        if (value) {
+                if (pciehp_force)
+                        pciehp_enable_slot(t_slot);
+        } else {
+                /* Power off slot if not occupied */
+                if (POWER_CTRL(ctrl)) {
+                        rc = t_slot->hpc_ops->power_off_slot(t_slot);
+                        if (rc)
+                                goto err_out_free_ctrl_slot;
+                }
         }
 
         return 0;
diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c
index ae5ec76dca77..9d976d51d406 100644
--- a/drivers/pci/pci-acpi.c
+++ b/drivers/pci/pci-acpi.c
@@ -13,8 +13,6 @@
 #include <linux/module.h>
 #include <linux/pci-aspm.h>
 #include <acpi/acpi.h>
-#include <acpi/acnamesp.h>
-#include <acpi/acresrc.h>
 #include <acpi/acpi_bus.h>
 
 #include <linux/pci-acpi.h>
diff --git a/drivers/pci/pcie/aer/aerdrv_core.c b/drivers/pci/pcie/aer/aerdrv_core.c
index dfc63d01f20a..aac7006949f1 100644
--- a/drivers/pci/pcie/aer/aerdrv_core.c
+++ b/drivers/pci/pcie/aer/aerdrv_core.c
@@ -252,7 +252,7 @@ static void report_resume(struct pci_dev *dev, void *data)
 
         if (!dev->driver ||
                 !dev->driver->err_handler ||
-                !dev->driver->err_handler->slot_reset)
+                !dev->driver->err_handler->resume)
                 return;
 
         err_handler = dev->driver->err_handler;
diff --git a/drivers/pnp/pnpacpi/core.c b/drivers/pnp/pnpacpi/core.c
index 383e47c392a4..2834846a185d 100644
--- a/drivers/pnp/pnpacpi/core.c
+++ b/drivers/pnp/pnpacpi/core.c
@@ -23,7 +23,6 @@
 #include <linux/pnp.h>
 #include <linux/mod_devicetable.h>
 #include <acpi/acpi_bus.h>
-#include <acpi/actypes.h>
 
 #include "../base.h"
 #include "pnpacpi.h"
diff --git a/drivers/rtc/rtc-isl1208.c b/drivers/rtc/rtc-isl1208.c
index 2cd77ab8fc66..054e05294af8 100644
--- a/drivers/rtc/rtc-isl1208.c
+++ b/drivers/rtc/rtc-isl1208.c
@@ -328,6 +328,13 @@ isl1208_i2c_set_time(struct i2c_client *client, struct rtc_time const *tm)
         int sr;
         u8 regs[ISL1208_RTC_SECTION_LEN] = { 0, };
 
+        /* The clock has an 8 bit wide bcd-coded register (they never learn)
+         * for the year. tm_year is an offset from 1900 and we are interested
+         * in the 2000-2099 range, so any value less than 100 is invalid.
+         */
+        if (tm->tm_year < 100)
+                return -EINVAL;
+
         regs[ISL1208_REG_SC] = bin2bcd(tm->tm_sec);
         regs[ISL1208_REG_MN] = bin2bcd(tm->tm_min);
         regs[ISL1208_REG_HR] = bin2bcd(tm->tm_hour) | ISL1208_REG_HR_MIL;
diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c
index 162cd927d94b..94acbeed4e7c 100644
--- a/drivers/scsi/aacraid/linit.c
+++ b/drivers/scsi/aacraid/linit.c
@@ -175,8 +175,8 @@ static struct aac_driver_ident aac_drivers[] = {
         { aac_rx_init, "percraid", "DELL    ", "PERCRAID        ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Boxster/PERC3DiB) */
         { aac_rx_init, "aacraid",  "ADAPTEC ", "catapult        ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* catapult */
         { aac_rx_init, "aacraid",  "ADAPTEC ", "tomcat          ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* tomcat */
-        { aac_rx_init, "aacraid",  "ADAPTEC ", "Adaptec 2120S   ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2120S (Crusader) */
-        { aac_rx_init, "aacraid",  "ADAPTEC ", "Adaptec 2200S   ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2200S (Vulcan) */
+        { aac_rx_init, "aacraid",  "ADAPTEC ", "Adaptec 2120S   ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG },                     /* Adaptec 2120S (Crusader) */
+        { aac_rx_init, "aacraid",  "ADAPTEC ", "Adaptec 2200S   ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG },                     /* Adaptec 2200S (Vulcan) */
         { aac_rx_init, "aacraid",  "ADAPTEC ", "Adaptec 2200S   ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2200S (Vulcan-2m) */
         { aac_rx_init, "aacraid",  "Legend  ", "Legend S220     ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S220 (Legend Crusader) */
         { aac_rx_init, "aacraid",  "Legend  ", "Legend S230     ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S230 (Legend Vulcan) */
diff --git a/drivers/scsi/ibmvscsi/ibmvstgt.c b/drivers/scsi/ibmvscsi/ibmvstgt.c
index 2a5b29d12172..e2dd6a45924a 100644
--- a/drivers/scsi/ibmvscsi/ibmvstgt.c
+++ b/drivers/scsi/ibmvscsi/ibmvstgt.c
@@ -864,21 +864,23 @@ static int ibmvstgt_probe(struct vio_dev *dev, const struct vio_device_id *id)
 
         INIT_WORK(&vport->crq_work, handle_crq);
 
-        err = crq_queue_create(&vport->crq_queue, target);
+        err = scsi_add_host(shost, target->dev);
         if (err)
                 goto free_srp_target;
 
-        err = scsi_add_host(shost, target->dev);
+        err = scsi_tgt_alloc_queue(shost);
         if (err)
-                goto destroy_queue;
+                goto remove_host;
 
-        err = scsi_tgt_alloc_queue(shost);
+        err = crq_queue_create(&vport->crq_queue, target);
         if (err)
-                goto destroy_queue;
+                goto free_queue;
 
         return 0;
-destroy_queue:
-        crq_queue_destroy(target);
+free_queue:
+        scsi_tgt_free_queue(shost);
+remove_host:
+        scsi_remove_host(shost);
 free_srp_target:
         srp_target_free(target);
 put_host:
diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c
index 801c7cf54d2e..3fdee7370ccc 100644
--- a/drivers/scsi/libiscsi.c
+++ b/drivers/scsi/libiscsi.c
@@ -489,12 +489,6 @@ __iscsi_conn_send_pdu(struct iscsi_conn *conn, struct iscsi_hdr *hdr,
                 if (!__kfifo_get(session->cmdpool.queue,
                                  (void*)&task, sizeof(void*)))
                         return NULL;
-
-                if ((hdr->opcode == (ISCSI_OP_NOOP_OUT | ISCSI_OP_IMMEDIATE)) &&
-                     hdr->ttt == RESERVED_ITT) {
-                        conn->ping_task = task;
-                        conn->last_ping = jiffies;
-                }
         }
         /*
          * released in complete pdu for task we expect a response for, and
@@ -703,6 +697,11 @@ static void iscsi_send_nopout(struct iscsi_conn *conn, struct iscsi_nopin *rhdr)
         task = __iscsi_conn_send_pdu(conn, (struct iscsi_hdr *)&hdr, NULL, 0);
         if (!task)
                 iscsi_conn_printk(KERN_ERR, conn, "Could not send nopout\n");
+        else if (!rhdr) {
+                /* only track our nops */
+                conn->ping_task = task;
+                conn->last_ping = jiffies;
+        }
 }
 
 static int iscsi_handle_reject(struct iscsi_conn *conn, struct iscsi_hdr *hdr,
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index fa45a1a66867..148d3af92aef 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -648,8 +648,8 @@ static void scsi_requeue_command(struct request_queue *q, struct scsi_cmnd *cmd)
         struct request *req = cmd->request;
         unsigned long flags;
 
-        scsi_unprep_request(req);
         spin_lock_irqsave(q->queue_lock, flags);
+        scsi_unprep_request(req);
         blk_requeue_request(q, req);
         spin_unlock_irqrestore(q->queue_lock, flags);
 
diff --git a/drivers/w1/w1_io.c b/drivers/w1/w1_io.c
index 0d15b0eaf79a..5139c25ca962 100644
--- a/drivers/w1/w1_io.c
+++ b/drivers/w1/w1_io.c
@@ -356,7 +356,9 @@ int w1_reset_select_slave(struct w1_slave *sl)
                 w1_write_8(sl->master, W1_SKIP_ROM);
         else {
                 u8 match[9] = {W1_MATCH_ROM, };
-                memcpy(&match[1], (u8 *)&sl->reg_num, 8);
+                u64 rn = le64_to_cpu(*((u64*)&sl->reg_num));
+
+                memcpy(&match[1], &rn, 8);
                 w1_write_block(sl->master, match, 9);
         }
         return 0;
diff --git a/fs/9p/fid.c b/fs/9p/fid.c
index 3031e3233dd6..2a983d49d19c 100644
--- a/fs/9p/fid.c
+++ b/fs/9p/fid.c
@@ -45,7 +45,7 @@ int v9fs_fid_add(struct dentry *dentry, struct p9_fid *fid)
         struct v9fs_dentry *dent;
 
         P9_DPRINTK(P9_DEBUG_VFS, "fid %d dentry %s\n",
-                                        fid->fid, dentry->d_iname);
+                                        fid->fid, dentry->d_name.name);
 
         dent = dentry->d_fsdata;
         if (!dent) {
@@ -79,7 +79,7 @@ static struct p9_fid *v9fs_fid_find(struct dentry *dentry, u32 uid, int any)
         struct p9_fid *fid, *ret;
 
         P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p) uid %d any %d\n",
-                dentry->d_iname, dentry, uid, any);
+                dentry->d_name.name, dentry, uid, any);
         dent = (struct v9fs_dentry *) dentry->d_fsdata;
         ret = NULL;
         if (dent) {
diff --git a/fs/9p/v9fs.c b/fs/9p/v9fs.c
index 24eb01087b6d..332b5ff02fec 100644
--- a/fs/9p/v9fs.c
+++ b/fs/9p/v9fs.c
@@ -160,7 +160,7 @@ static int v9fs_parse_options(struct v9fs_session_info *v9ses)
                                 v9ses->flags |= V9FS_ACCESS_ANY;
                         else {
                                 v9ses->flags |= V9FS_ACCESS_SINGLE;
-                                v9ses->uid = simple_strtol(s, &e, 10);
+                                v9ses->uid = simple_strtoul(s, &e, 10);
                                 if (*e != '\0')
                                         v9ses->uid = ~0;
                         }
diff --git a/fs/9p/vfs_dentry.c b/fs/9p/vfs_dentry.c
index f9534f18df0a..06dcc7c4f234 100644
--- a/fs/9p/vfs_dentry.c
+++ b/fs/9p/vfs_dentry.c
@@ -52,7 +52,8 @@
 
 static int v9fs_dentry_delete(struct dentry *dentry)
 {
-        P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n", dentry->d_iname, dentry);
+        P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n", dentry->d_name.name,
+                                                                        dentry);
 
         return 1;
 }
@@ -69,7 +70,8 @@ static int v9fs_dentry_delete(struct dentry *dentry)
 static int v9fs_cached_dentry_delete(struct dentry *dentry)
 {
         struct inode *inode = dentry->d_inode;
-        P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n", dentry->d_iname, dentry);
+        P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n", dentry->d_name.name,
+                                                                        dentry);
 
         if(!inode)
                 return 1;
@@ -88,7 +90,8 @@ void v9fs_dentry_release(struct dentry *dentry)
         struct v9fs_dentry *dent;
         struct p9_fid *temp, *current_fid;
 
-        P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n", dentry->d_iname, dentry);
+        P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n", dentry->d_name.name,
+                                                                        dentry);
         dent = dentry->d_fsdata;
         if (dent) {
                 list_for_each_entry_safe(current_fid, temp, &dent->fidlist,
diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index 8314d3f43b71..2dfcf5487efe 100644
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -963,7 +963,8 @@ static int v9fs_vfs_readlink(struct dentry *dentry, char __user * buffer,
         if (buflen > PATH_MAX)
                 buflen = PATH_MAX;
 
-        P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n", dentry->d_iname, dentry);
+        P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n", dentry->d_name.name,
+                                                                        dentry);
 
         retval = v9fs_readlink(dentry, link, buflen);
 
@@ -1022,7 +1023,8 @@ v9fs_vfs_put_link(struct dentry *dentry, struct nameidata *nd, void *p)
 {
         char *s = nd_get_link(nd);
 
-        P9_DPRINTK(P9_DEBUG_VFS, " %s %s\n", dentry->d_name.name, s);
+        P9_DPRINTK(P9_DEBUG_VFS, " %s %s\n", dentry->d_name.name,
+                IS_ERR(s) ? "<error>" : s);
         if (!IS_ERR(s))
                 __putname(s);
 }
diff --git a/include/acpi/acdisasm.h b/include/acpi/acdisasm.h
deleted file mode 100644
index 0c1ed387073c..000000000000
--- a/include/acpi/acdisasm.h
+++ /dev/null
@@ -1,445 +0,0 @@
-/******************************************************************************
- *
- * Name: acdisasm.h - AML disassembler
- *
- *****************************************************************************/
-
-/*
- * Copyright (C) 2000 - 2008, Intel Corp.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions, and the following disclaimer,
- *    without modification.
- * 2. Redistributions in binary form must reproduce at minimum a disclaimer
- *    substantially similar to the "NO WARRANTY" disclaimer below
- *    ("Disclaimer") and any redistribution must be conditioned upon
- *    including a substantially similar Disclaimer requirement for further
- *    binary redistribution.
- * 3. Neither the names of the above-listed copyright holders nor the names
- *    of any contributors may be used to endorse or promote products derived
- *    from this software without specific prior written permission.
- *
- * Alternatively, this software may be distributed under the terms of the
- * GNU General Public License ("GPL") version 2 as published by the Free
- * Software Foundation.
- *
- * NO WARRANTY
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
- * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGES.
- */
-
-#ifndef __ACDISASM_H__
-#define __ACDISASM_H__
-
-#include "amlresrc.h"
-
-#define BLOCK_NONE              0
-#define BLOCK_PAREN             1
-#define BLOCK_BRACE             2
-#define BLOCK_COMMA_LIST        4
-#define ACPI_DEFAULT_RESNAME    *(u32 *) "__RD"
-
-struct acpi_external_list {
-        char *path;
-        char *internal_path;
-        struct acpi_external_list *next;
-        u32 value;
-        u16 length;
-        u8 type;
-};
-
-extern struct acpi_external_list *acpi_gbl_external_list;
-
-typedef const struct acpi_dmtable_info {
-        u8 opcode;
-        u8 offset;
-        char *name;
-
-} acpi_dmtable_info;
-
-/*
- * Values for Opcode above.
- * Note: 0-7 must not change, used as a flag shift value
- */
-#define ACPI_DMT_FLAG0                  0
-#define ACPI_DMT_FLAG1                  1
-#define ACPI_DMT_FLAG2                  2
-#define ACPI_DMT_FLAG3                  3
-#define ACPI_DMT_FLAG4                  4
-#define ACPI_DMT_FLAG5                  5
-#define ACPI_DMT_FLAG6                  6
-#define ACPI_DMT_FLAG7                  7
-#define ACPI_DMT_FLAGS0                 8
-#define ACPI_DMT_FLAGS2                 9
-#define ACPI_DMT_UINT8                  10
-#define ACPI_DMT_UINT16                 11
-#define ACPI_DMT_UINT24                 12
-#define ACPI_DMT_UINT32                 13
-#define ACPI_DMT_UINT56                 14
-#define ACPI_DMT_UINT64                 15
-#define ACPI_DMT_STRING                 16
-#define ACPI_DMT_NAME4                  17
-#define ACPI_DMT_NAME6                  18
-#define ACPI_DMT_NAME8                  19
-#define ACPI_DMT_CHKSUM                 20
-#define ACPI_DMT_SPACEID                21
-#define ACPI_DMT_GAS                    22
-#define ACPI_DMT_ASF                    23
-#define ACPI_DMT_DMAR                   24
-#define ACPI_DMT_HEST                   25
-#define ACPI_DMT_HESTNTFY               26
-#define ACPI_DMT_HESTNTYP               27
-#define ACPI_DMT_MADT                   28
-#define ACPI_DMT_SRAT                   29
-#define ACPI_DMT_EXIT                   30
-#define ACPI_DMT_SIG                    31
-
-typedef
-void (*acpi_dmtable_handler) (struct acpi_table_header * table);
-
-struct acpi_dmtable_data {
-        char *signature;
-        struct acpi_dmtable_info *table_info;
-        acpi_dmtable_handler table_handler;
-        char *name;
-};
-
-struct acpi_op_walk_info {
-        u32 level;
-        u32 last_level;
-        u32 count;
-        u32 bit_offset;
-        u32 flags;
-        struct acpi_walk_state *walk_state;
-};
-
-typedef
-acpi_status(*asl_walk_callback) (union acpi_parse_object * op,
-                                 u32 level, void *context);
-
-struct acpi_resource_tag {
-        u32 bit_index;
-        char *tag;
-};
-
-/* Strings used for decoding flags to ASL keywords */
-
-extern const char *acpi_gbl_word_decode[];
-extern const char *acpi_gbl_irq_decode[];
-extern const char *acpi_gbl_lock_rule[];
-extern const char *acpi_gbl_access_types[];
-extern const char *acpi_gbl_update_rules[];
-extern const char *acpi_gbl_match_ops[];
-
-extern struct acpi_dmtable_info acpi_dm_table_info_asf0[];
-extern struct acpi_dmtable_info acpi_dm_table_info_asf1[];
-extern struct acpi_dmtable_info acpi_dm_table_info_asf1a[];
-extern struct acpi_dmtable_info acpi_dm_table_info_asf2[];
-extern struct acpi_dmtable_info acpi_dm_table_info_asf2a[];
-extern struct acpi_dmtable_info acpi_dm_table_info_asf3[];
-extern struct acpi_dmtable_info acpi_dm_table_info_asf4[];
-extern struct acpi_dmtable_info acpi_dm_table_info_asf_hdr[];
-extern struct acpi_dmtable_info acpi_dm_table_info_boot[];
-extern struct acpi_dmtable_info acpi_dm_table_info_bert[];
-extern struct acpi_dmtable_info acpi_dm_table_info_cpep[];
-extern struct acpi_dmtable_info acpi_dm_table_info_cpep0[];
-extern struct acpi_dmtable_info acpi_dm_table_info_dbgp[];
-extern struct acpi_dmtable_info acpi_dm_table_info_dmar[];
-extern struct acpi_dmtable_info acpi_dm_table_info_dmar_hdr[];
-extern struct acpi_dmtable_info acpi_dm_table_info_dmar_scope[];
-extern struct acpi_dmtable_info acpi_dm_table_info_dmar0[];
-extern struct acpi_dmtable_info acpi_dm_table_info_dmar1[];
-extern struct acpi_dmtable_info acpi_dm_table_info_dmar2[];
-extern struct acpi_dmtable_info acpi_dm_table_info_ecdt[];
-extern struct acpi_dmtable_info acpi_dm_table_info_einj[];
-extern struct acpi_dmtable_info acpi_dm_table_info_einj0[];
-extern struct acpi_dmtable_info acpi_dm_table_info_erst[];
-extern struct acpi_dmtable_info acpi_dm_table_info_facs[];
-extern struct acpi_dmtable_info acpi_dm_table_info_fadt1[];
-extern struct acpi_dmtable_info acpi_dm_table_info_fadt2[];
-extern struct acpi_dmtable_info acpi_dm_table_info_gas[];
-extern struct acpi_dmtable_info acpi_dm_table_info_header[];
-extern struct acpi_dmtable_info acpi_dm_table_info_hest[];
-extern struct acpi_dmtable_info acpi_dm_table_info_hest9[];
-extern struct acpi_dmtable_info acpi_dm_table_info_hest_notify[];
-extern struct acpi_dmtable_info acpi_dm_table_info_hpet[];
-extern struct acpi_dmtable_info acpi_dm_table_info_madt[];
-extern struct acpi_dmtable_info acpi_dm_table_info_madt0[];
-extern struct acpi_dmtable_info acpi_dm_table_info_madt1[];
-extern struct acpi_dmtable_info acpi_dm_table_info_madt2[];
-extern struct acpi_dmtable_info acpi_dm_table_info_madt3[];
-extern struct acpi_dmtable_info acpi_dm_table_info_madt4[];
-extern struct acpi_dmtable_info acpi_dm_table_info_madt5[];
-extern struct acpi_dmtable_info acpi_dm_table_info_madt6[];
-extern struct acpi_dmtable_info acpi_dm_table_info_madt7[];
-extern struct acpi_dmtable_info acpi_dm_table_info_madt8[];
-extern struct acpi_dmtable_info acpi_dm_table_info_madt9[];
-extern struct acpi_dmtable_info acpi_dm_table_info_madt10[];
-extern struct acpi_dmtable_info acpi_dm_table_info_madt_hdr[];
-extern struct acpi_dmtable_info acpi_dm_table_info_mcfg[];
-extern struct acpi_dmtable_info acpi_dm_table_info_mcfg0[];
-extern struct acpi_dmtable_info acpi_dm_table_info_rsdp1[];
-extern struct acpi_dmtable_info acpi_dm_table_info_rsdp2[];
-extern struct acpi_dmtable_info acpi_dm_table_info_sbst[];
-extern struct acpi_dmtable_info acpi_dm_table_info_slic[];
-extern struct acpi_dmtable_info acpi_dm_table_info_slit[];
-extern struct acpi_dmtable_info acpi_dm_table_info_spcr[];
-extern struct acpi_dmtable_info acpi_dm_table_info_spmi[];
-extern struct acpi_dmtable_info acpi_dm_table_info_srat[];
-extern struct acpi_dmtable_info acpi_dm_table_info_srat_hdr[];
-extern struct acpi_dmtable_info acpi_dm_table_info_srat0[];
-extern struct acpi_dmtable_info acpi_dm_table_info_srat1[];
-extern struct acpi_dmtable_info acpi_dm_table_info_srat2[];
-extern struct acpi_dmtable_info acpi_dm_table_info_tcpa[];
-extern struct acpi_dmtable_info acpi_dm_table_info_wdrt[];
-
-/*
- * dmtable
- */
-void acpi_dm_dump_data_table(struct acpi_table_header *table);
-
-acpi_status
-acpi_dm_dump_table(u32 table_length,
-                   u32 table_offset,
-                   void *table,
-                   u32 sub_table_length, struct acpi_dmtable_info *info);
-
-void acpi_dm_line_header(u32 offset, u32 byte_length, char *name);
-
-void acpi_dm_line_header2(u32 offset, u32 byte_length, char *name, u32 value);
-
-/*
- * dmtbdump
- */
-void acpi_dm_dump_asf(struct acpi_table_header *table);
-
-void acpi_dm_dump_cpep(struct acpi_table_header *table);
-
-void acpi_dm_dump_dmar(struct acpi_table_header *table);
-
-void acpi_dm_dump_einj(struct acpi_table_header *table);
-
-void acpi_dm_dump_erst(struct acpi_table_header *table);
-
-void acpi_dm_dump_fadt(struct acpi_table_header *table);
-
-void acpi_dm_dump_hest(struct acpi_table_header *table);
-
-void acpi_dm_dump_mcfg(struct acpi_table_header *table);
-
-void acpi_dm_dump_madt(struct acpi_table_header *table);
-
-u32 acpi_dm_dump_rsdp(struct acpi_table_header *table);
-
-void acpi_dm_dump_rsdt(struct acpi_table_header *table);
-
-void acpi_dm_dump_slit(struct acpi_table_header *table);
-
-void acpi_dm_dump_srat(struct acpi_table_header *table);
-
-void acpi_dm_dump_xsdt(struct acpi_table_header *table);
-
-/*
- * dmwalk
- */
-void
-acpi_dm_disassemble(struct acpi_walk_state *walk_state,
-                    union acpi_parse_object *origin, u32 num_opcodes);
-
-void
-acpi_dm_walk_parse_tree(union acpi_parse_object *op,
-                        asl_walk_callback descending_callback,
-                        asl_walk_callback ascending_callback, void *context);
-
-/*
- * dmopcode
- */
-void
-acpi_dm_disassemble_one_op(struct acpi_walk_state *walk_state,
-                           struct acpi_op_walk_info *info,
-                           union acpi_parse_object *op);
-
-void acpi_dm_decode_internal_object(union acpi_operand_object *obj_desc);
-
-u32 acpi_dm_list_type(union acpi_parse_object *op);
-
-void acpi_dm_method_flags(union acpi_parse_object *op);
-
-void acpi_dm_field_flags(union acpi_parse_object *op);
-
-void acpi_dm_address_space(u8 space_id);
-
-void acpi_dm_region_flags(union acpi_parse_object *op);
-
-void acpi_dm_match_op(union acpi_parse_object *op);
-
-u8 acpi_dm_comma_if_list_member(union acpi_parse_object *op);
-
-void acpi_dm_comma_if_field_member(union acpi_parse_object *op);
-
-/*
- * dmnames
- */
-u32 acpi_dm_dump_name(char *name);
-
-acpi_status
-acpi_ps_display_object_pathname(struct acpi_walk_state *walk_state,
-                                union acpi_parse_object *op);
-
-void acpi_dm_namestring(char *name);
-
-/*
- * dmobject
- */
-void
-acpi_dm_display_internal_object(union acpi_operand_object *obj_desc,
-                                struct acpi_walk_state *walk_state);
-
-void acpi_dm_display_arguments(struct acpi_walk_state *walk_state);
-
-void acpi_dm_display_locals(struct acpi_walk_state *walk_state);
-
-void
-acpi_dm_dump_method_info(acpi_status status,
-                         struct acpi_walk_state *walk_state,
-                         union acpi_parse_object *op);
-
-/*
- * dmbuffer
- */
-void acpi_dm_disasm_byte_list(u32 level, u8 * byte_data, u32 byte_count);
-
-void
-acpi_dm_byte_list(struct acpi_op_walk_info *info, union acpi_parse_object *op);
-
-void acpi_dm_is_eisa_id(union acpi_parse_object *op);
-
-void acpi_dm_eisa_id(u32 encoded_id);
-
-u8 acpi_dm_is_unicode_buffer(union acpi_parse_object *op);
-
-u8 acpi_dm_is_string_buffer(union acpi_parse_object *op);
-
-/*
- * dmresrc
- */
-void acpi_dm_dump_integer8(u8 value, char *name);
-
-void acpi_dm_dump_integer16(u16 value, char *name);
-
-void acpi_dm_dump_integer32(u32 value, char *name);
-
-void acpi_dm_dump_integer64(u64 value, char *name);
-
-void
-acpi_dm_resource_template(struct acpi_op_walk_info *info,
-                          union acpi_parse_object *op,
-                          u8 * byte_data, u32 byte_count);
-
-acpi_status acpi_dm_is_resource_template(union acpi_parse_object *op);
-
-void acpi_dm_indent(u32 level);
-
-void acpi_dm_bit_list(u16 mask);
-
-void acpi_dm_decode_attribute(u8 attribute);
-
-void acpi_dm_descriptor_name(void);
-
-/*
- * dmresrcl
- */
-void
-acpi_dm_word_descriptor(union aml_resource *resource, u32 length, u32 level);
-
-void
-acpi_dm_dword_descriptor(union aml_resource *resource, u32 length, u32 level);
-
-void
-acpi_dm_extended_descriptor(union aml_resource *resource,
-                            u32 length, u32 level);
-
-void
-acpi_dm_qword_descriptor(union aml_resource *resource, u32 length, u32 level);
-
-void
-acpi_dm_memory24_descriptor(union aml_resource *resource,
-                            u32 length, u32 level);
-
-void
-acpi_dm_memory32_descriptor(union aml_resource *resource,
-                            u32 length, u32 level);
-
-void
-acpi_dm_fixed_memory32_descriptor(union aml_resource *resource,
-                                  u32 length, u32 level);
-
-void
-acpi_dm_generic_register_descriptor(union aml_resource *resource,
-                                    u32 length, u32 level);
-
-void
-acpi_dm_interrupt_descriptor(union aml_resource *resource,
-                             u32 length, u32 level);
-
-void
-acpi_dm_vendor_large_descriptor(union aml_resource *resource,
-                                u32 length, u32 level);
-
-void acpi_dm_vendor_common(char *name, u8 * byte_data, u32 length, u32 level);
-
-/*
- * dmresrcs
- */
-void
-acpi_dm_irq_descriptor(union aml_resource *resource, u32 length, u32 level);
-
-void
-acpi_dm_dma_descriptor(union aml_resource *resource, u32 length, u32 level);
-
-void acpi_dm_io_descriptor(union aml_resource *resource, u32 length, u32 level);
-
-void
-acpi_dm_fixed_io_descriptor(union aml_resource *resource,
-                            u32 length, u32 level);
-
-void
-acpi_dm_start_dependent_descriptor(union aml_resource *resource,
-                                   u32 length, u32 level);
-
-void
-acpi_dm_end_dependent_descriptor(union aml_resource *resource,
-                                 u32 length, u32 level);
-
-void
-acpi_dm_vendor_small_descriptor(union aml_resource *resource,
-                                u32 length, u32 level);
-
-/*
- * dmutils
- */
-void acpi_dm_add_to_external_list(char *path, u8 type, u32 value);
-
-/*
- * dmrestag
- */
-void acpi_dm_find_resources(union acpi_parse_object *root);
-
-void
-acpi_dm_check_resource_reference(union acpi_parse_object *op,
-                                 struct acpi_walk_state *walk_state);
-
-#endif                          /* __ACDISASM_H__ */
diff --git a/include/acpi/acexcep.h b/include/acpi/acexcep.h
index 84f5cb242863..eda04546cdf6 100644
--- a/include/acpi/acexcep.h
+++ b/include/acpi/acexcep.h
@@ -153,8 +153,9 @@
 #define AE_AML_CIRCULAR_REFERENCE       (acpi_status) (0x001E | AE_CODE_AML)
 #define AE_AML_BAD_RESOURCE_LENGTH      (acpi_status) (0x001F | AE_CODE_AML)
 #define AE_AML_ILLEGAL_ADDRESS          (acpi_status) (0x0020 | AE_CODE_AML)
+#define AE_AML_INFINITE_LOOP            (acpi_status) (0x0021 | AE_CODE_AML)
 
-#define AE_CODE_AML_MAX                 0x0020
+#define AE_CODE_AML_MAX                 0x0021
 
 /*
  * Internal exceptions used for control
@@ -175,6 +176,8 @@
 
 #define AE_CODE_CTRL_MAX                0x000D
 
+/* Exception strings for acpi_format_exception */
+
 #ifdef DEFINE_ACPI_GLOBALS
 
 /*
@@ -267,6 +270,7 @@ char const *acpi_gbl_exception_names_aml[] = {
         "AE_AML_CIRCULAR_REFERENCE",
         "AE_AML_BAD_RESOURCE_LENGTH",
         "AE_AML_ILLEGAL_ADDRESS",
+        "AE_AML_INFINITE_LOOP"
 };
 
 char const *acpi_gbl_exception_names_ctrl[] = {
diff --git a/include/acpi/acoutput.h b/include/acpi/acoutput.h
index 09d33c7740f0..5c823d5ab783 100644
--- a/include/acpi/acoutput.h
+++ b/include/acpi/acoutput.h
@@ -45,9 +45,9 @@
 #define __ACOUTPUT_H__
 
 /*
- * Debug levels and component IDs.  These are used to control the
- * granularity of the output of the DEBUG_PRINT macro -- on a per-
- * component basis and a per-exception-type basis.
+ * Debug levels and component IDs. These are used to control the
+ * granularity of the output of the ACPI_DEBUG_PRINT macro -- on a
+ * per-component basis and a per-exception-type basis.
  */
 
 /* Component IDs are used in the global "DebugLayer" */
@@ -69,8 +69,10 @@
 
 #define ACPI_COMPILER               0x00001000
 #define ACPI_TOOLS                  0x00002000
+#define ACPI_EXAMPLE                0x00004000
+#define ACPI_DRIVER                 0x00008000
 
-#define ACPI_ALL_COMPONENTS         0x00003FFF
+#define ACPI_ALL_COMPONENTS         0x0000FFFF
 #define ACPI_COMPONENT_DEFAULT      (ACPI_ALL_COMPONENTS)
 
 /* Component IDs reserved for ACPI drivers */
@@ -78,7 +80,7 @@
 #define ACPI_ALL_DRIVERS            0xFFFF0000
 
 /*
- * Raw debug output levels, do not use these in the DEBUG_PRINT macros
+ * Raw debug output levels, do not use these in the ACPI_DEBUG_PRINT macros
  */
 #define ACPI_LV_INIT                0x00000001
 #define ACPI_LV_DEBUG_OBJECT        0x00000002
@@ -172,8 +174,99 @@
 
 /* Defaults for debug_level, debug and normal */
 
-#define ACPI_DEBUG_DEFAULT          (ACPI_LV_INIT | ACPI_LV_DEBUG_OBJECT)
+#define ACPI_DEBUG_DEFAULT          (ACPI_LV_INFO)
 #define ACPI_NORMAL_DEFAULT         (ACPI_LV_INIT | ACPI_LV_DEBUG_OBJECT)
 #define ACPI_DEBUG_ALL              (ACPI_LV_AML_DISASSEMBLE | ACPI_LV_ALL_EXCEPTIONS | ACPI_LV_ALL)
 
+#if defined (ACPI_DEBUG_OUTPUT) || !defined (ACPI_NO_ERROR_MESSAGES)
+/*
+ * Module name is included in both debug and non-debug versions primarily for
+ * error messages. The __FILE__ macro is not very useful for this, because it
+ * often includes the entire pathname to the module
+ */
+#define ACPI_MODULE_NAME(name)          static const char ACPI_UNUSED_VAR _acpi_module_name[] = name;
+#else
+#define ACPI_MODULE_NAME(name)
+#endif
+
+/*
+ * Ascii error messages can be configured out
+ */
+#ifndef ACPI_NO_ERROR_MESSAGES
+#define AE_INFO                         _acpi_module_name, __LINE__
+
+/*
+ * Error reporting. Callers module and line number are inserted by AE_INFO,
+ * the plist contains a set of parens to allow variable-length lists.
+ * These macros are used for both the debug and non-debug versions of the code.
+ */
+#define ACPI_INFO(plist)                acpi_info plist
+#define ACPI_WARNING(plist)             acpi_warning plist
+#define ACPI_EXCEPTION(plist)           acpi_exception plist
+#define ACPI_ERROR(plist)               acpi_error plist
+
+#else
+
+/* No error messages */
+
+#define ACPI_INFO(plist)
+#define ACPI_WARNING(plist)
+#define ACPI_EXCEPTION(plist)
+#define ACPI_ERROR(plist)
+
+#endif                          /* ACPI_NO_ERROR_MESSAGES */
+
+/*
+ * Debug macros that are conditionally compiled
+ */
+#ifdef ACPI_DEBUG_OUTPUT
+
+/*
+ * If ACPI_GET_FUNCTION_NAME was not defined in the compiler-dependent header,
+ * define it now. This is the case where there the compiler does not support
+ * a __FUNCTION__ macro or equivalent.
+ */
+#ifndef ACPI_GET_FUNCTION_NAME
+#define ACPI_GET_FUNCTION_NAME          _acpi_function_name
+
+/*
+ * The Name parameter should be the procedure name as a quoted string.
+ * The function name is also used by the function exit macros below.
+ * Note: (const char) is used to be compatible with the debug interfaces
+ * and macros such as __FUNCTION__.
+ */
+#define ACPI_FUNCTION_NAME(name)        static const char _acpi_function_name[] = #name;
+
+#else
+/* Compiler supports __FUNCTION__ (or equivalent) -- Ignore this macro */
+
+#define ACPI_FUNCTION_NAME(name)
+#endif                          /* ACPI_GET_FUNCTION_NAME */
+
+/*
+ * Common parameters used for debug output functions:
+ * line number, function name, module(file) name, component ID
+ */
+#define ACPI_DEBUG_PARAMETERS           __LINE__, ACPI_GET_FUNCTION_NAME, _acpi_module_name, _COMPONENT
+
+/*
+ * Master debug print macros
+ * Print message if and only if:
+ *    1) Debug print for the current component is enabled
+ *    2) Debug error level or trace level for the print statement is enabled
+ */
+#define ACPI_DEBUG_PRINT(plist)         acpi_debug_print plist
+#define ACPI_DEBUG_PRINT_RAW(plist)     acpi_debug_print_raw plist
+
+#else
+/*
+ * This is the non-debug case -- make everything go away,
+ * leaving no executable debug code!
+ */
+#define ACPI_FUNCTION_NAME(a)
+#define ACPI_DEBUG_PRINT(pl)
+#define ACPI_DEBUG_PRINT_RAW(pl)
+
+#endif                          /* ACPI_DEBUG_OUTPUT */
+
 #endif                          /* __ACOUTPUT_H__ */
diff --git a/include/acpi/acpi.h b/include/acpi/acpi.h
index c515ef6cc89e..472b7bf0c5d4 100644
--- a/include/acpi/acpi.h
+++ b/include/acpi/acpi.h
@@ -1,6 +1,6 @@
 /******************************************************************************
  *
- * Name: acpi.h - Master include file, Publics and external data.
+ * Name: acpi.h - Master public include file used to interface to ACPICA
  *
  *****************************************************************************/
 
@@ -45,25 +45,22 @@
 #define __ACPI_H__
 
 /*
- * Common includes for all ACPI driver files
- * We put them here because we don't want to duplicate them
- * in the rest of the source code again and again.
+ * Public include files for use by code that will interface to ACPICA.
+ *
+ * Information includes the ACPICA data types, names, exceptions, and
+ * external interface prototypes. Also included are the definitions for
+ * all ACPI tables (FADT, MADT, etc.)
+ *
+ * Note: The order of these include files is important.
  */
-#include "acnames.h"            /* Global ACPI names and strings */
-#include "acconfig.h"           /* Configuration constants */
-#include "platform/acenv.h"     /* Target environment specific items */
-#include "actypes.h"            /* Fundamental common data types */
-#include "acexcep.h"            /* ACPI exception codes */
-#include "acmacros.h"           /* C macros */
+#include "platform/acenv.h"     /* Environment-specific items */
+#include "acnames.h"            /* Common ACPI names and strings */
+#include "actypes.h"            /* ACPICA data types and structures */
+#include "acexcep.h"            /* ACPICA exceptions */
 #include "actbl.h"              /* ACPI table definitions */
-#include "aclocal.h"            /* Internal data types */
 #include "acoutput.h"           /* Error output and Debug macros */
-#include "acpiosxf.h"           /* Interfaces to the ACPI-to-OS layer */
+#include "acrestyp.h"           /* Resource Descriptor structs */
+#include "acpiosxf.h"           /* OSL interfaces (ACPICA-to-OS) */
 #include "acpixf.h"             /* ACPI core subsystem external interfaces */
-#include "acobject.h"           /* ACPI internal object */
-#include "acstruct.h"           /* Common structures */
-#include "acglobal.h"           /* All global variables */
-#include "achware.h"            /* Hardware defines and interfaces */
-#include "acutils.h"            /* Utility interfaces */
 
 #endif                          /* __ACPI_H__ */
diff --git a/include/acpi/acpiosxf.h b/include/acpi/acpiosxf.h
index b91440ac0d16..a62720a7edc0 100644
--- a/include/acpi/acpiosxf.h
+++ b/include/acpi/acpiosxf.h
@@ -121,8 +121,11 @@ acpi_os_wait_semaphore(acpi_semaphore handle, u32 units, u16 timeout);
 acpi_status acpi_os_signal_semaphore(acpi_semaphore handle, u32 units);
 
 /*
- * Mutex primitives
+ * Mutex primitives. May be configured to use semaphores instead via
+ * ACPI_MUTEX_TYPE (see platform/acenv.h)
  */
+#if (ACPI_MUTEX_TYPE != ACPI_BINARY_SEMAPHORE)
+
 acpi_status acpi_os_create_mutex(acpi_mutex * out_handle);
 
 void acpi_os_delete_mutex(acpi_mutex handle);
@@ -130,13 +133,7 @@ void acpi_os_delete_mutex(acpi_mutex handle);
 acpi_status acpi_os_acquire_mutex(acpi_mutex handle, u16 timeout);
 
 void acpi_os_release_mutex(acpi_mutex handle);
-
-/* Temporary macros for Mutex* interfaces, map to existing semaphore xfaces */
-
-#define acpi_os_create_mutex(out_handle)    acpi_os_create_semaphore (1, 1, out_handle)
-#define acpi_os_delete_mutex(handle)        (void) acpi_os_delete_semaphore (handle)
-#define acpi_os_acquire_mutex(handle,time)  acpi_os_wait_semaphore (handle, 1, time)
-#define acpi_os_release_mutex(handle)       (void) acpi_os_signal_semaphore (handle, 1)
+#endif
 
 /*
  * Memory allocation and mapping
diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h
index 33bc0e3b1954..c8e8cf45830f 100644
--- a/include/acpi/acpixf.h
+++ b/include/acpi/acpixf.h
@@ -45,9 +45,32 @@
 #ifndef __ACXFACE_H__
 #define __ACXFACE_H__
 
+/* Current ACPICA subsystem version in YYYYMMDD format */
+
+#define ACPI_CA_VERSION                 0x20081204
+
 #include "actypes.h"
 #include "actbl.h"
 
+extern u8 acpi_gbl_permanent_mmap;
+
+/*
+ * Globals that are publically available, allowing for
+ * run time configuration
+ */
+extern u32 acpi_dbg_level;
+extern u32 acpi_dbg_layer;
+extern u8 acpi_gbl_enable_interpreter_slack;
+extern u8 acpi_gbl_all_methods_serialized;
+extern u8 acpi_gbl_create_osi_method;
+extern u8 acpi_gbl_leave_wake_gpes_disabled;
+extern acpi_name acpi_gbl_trace_method_name;
+extern u32 acpi_gbl_trace_flags;
+
+extern u32 acpi_current_gpe_count;
+extern struct acpi_table_fadt acpi_gbl_FADT;
+
+extern u32 acpi_rsdt_forced;
 /*
  * Global interfaces
  */
@@ -79,11 +102,6 @@ const char *acpi_format_exception(acpi_status exception);
 
 acpi_status acpi_purge_cached_objects(void);
 
-#ifdef ACPI_FUTURE_USAGE
-acpi_status
-acpi_install_initialization_handler(acpi_init_handler handler, u32 function);
-#endif
-
 /*
  * ACPI Memory management
  */
@@ -193,9 +211,12 @@ acpi_status acpi_get_id(acpi_handle object, acpi_owner_id * out_type);
 acpi_status acpi_get_parent(acpi_handle object, acpi_handle * out_handle);
 
 /*
- * Event handler interfaces
+ * Handler interfaces
  */
 acpi_status
+acpi_install_initialization_handler(acpi_init_handler handler, u32 function);
+
+acpi_status
 acpi_install_fixed_event_handler(u32 acpi_event,
                                  acpi_event_handler handler, void *context);
 
@@ -227,6 +248,10 @@ acpi_install_gpe_handler(acpi_handle gpe_device,
                          u32 gpe_number,
                          u32 type, acpi_event_handler address, void *context);
 
+acpi_status
+acpi_remove_gpe_handler(acpi_handle gpe_device,
+                        u32 gpe_number, acpi_event_handler address);
+
 #ifdef ACPI_FUTURE_USAGE
 acpi_status acpi_install_exception_handler(acpi_exception_handler handler);
 #endif
@@ -238,10 +263,6 @@ acpi_status acpi_acquire_global_lock(u16 timeout, u32 * handle);
 
 acpi_status acpi_release_global_lock(u32 handle);
 
-acpi_status
-acpi_remove_gpe_handler(acpi_handle gpe_device,
-                        u32 gpe_number, acpi_event_handler address);
-
 acpi_status acpi_enable_event(u32 event, u32 flags);
 
 acpi_status acpi_disable_event(u32 event, u32 flags);
@@ -250,6 +271,9 @@ acpi_status acpi_clear_event(u32 event);
 
 acpi_status acpi_get_event_status(u32 event, acpi_event_status * event_status);
 
+/*
+ * GPE Interfaces
+ */
 acpi_status acpi_set_gpe_type(acpi_handle gpe_device, u32 gpe_number, u8 type);
 
 acpi_status acpi_enable_gpe(acpi_handle gpe_device, u32 gpe_number);
@@ -263,6 +287,12 @@ acpi_get_gpe_status(acpi_handle gpe_device,
                     u32 gpe_number,
                     u32 flags, acpi_event_status * event_status);
 
+acpi_status acpi_disable_all_gpes(void);
+
+acpi_status acpi_enable_all_runtime_gpes(void);
+
+acpi_status acpi_get_gpe_device(u32 gpe_index, acpi_handle *gpe_device);
+
 acpi_status
 acpi_install_gpe_block(acpi_handle gpe_device,
                        struct acpi_generic_address *gpe_block_address,
@@ -313,6 +343,8 @@ acpi_resource_to_address64(struct acpi_resource *resource,
 /*
  * Hardware (ACPI device) interfaces
  */
+acpi_status acpi_reset(void);
+
 acpi_status acpi_get_register(u32 register_id, u32 * return_value);
 
 acpi_status acpi_get_register_unlocked(u32 register_id, u32 *return_value);
@@ -320,12 +352,14 @@ acpi_status acpi_get_register_unlocked(u32 register_id, u32 *return_value);
 acpi_status acpi_set_register(u32 register_id, u32 value);
 
 acpi_status
-acpi_set_firmware_waking_vector(acpi_physical_address physical_address);
+acpi_set_firmware_waking_vector(u32 physical_address);
 
-#ifdef ACPI_FUTURE_USAGE
 acpi_status
-acpi_get_firmware_waking_vector(acpi_physical_address * physical_address);
-#endif
+acpi_set_firmware_waking_vector64(u64 physical_address);
+
+acpi_status acpi_read(u32 *value, struct acpi_generic_address *reg);
+
+acpi_status acpi_write(u32 value, struct acpi_generic_address *reg);
 
 acpi_status
 acpi_get_sleep_type_data(u8 sleep_state, u8 * slp_typ_a, u8 * slp_typ_b);
@@ -340,4 +374,42 @@ acpi_status acpi_leave_sleep_state_prep(u8 sleep_state);
 
 acpi_status acpi_leave_sleep_state(u8 sleep_state);
 
+/*
+ * Debug output
+ */
+void ACPI_INTERNAL_VAR_XFACE
+acpi_error(const char *module_name,
+           u32 line_number, const char *format, ...) ACPI_PRINTF_LIKE(3);
+
+void ACPI_INTERNAL_VAR_XFACE
+acpi_exception(const char *module_name,
+               u32 line_number,
+               acpi_status status, const char *format, ...) ACPI_PRINTF_LIKE(4);
+
+void ACPI_INTERNAL_VAR_XFACE
+acpi_warning(const char *module_name,
+             u32 line_number, const char *format, ...) ACPI_PRINTF_LIKE(3);
+
+void ACPI_INTERNAL_VAR_XFACE
+acpi_info(const char *module_name,
+          u32 line_number, const char *format, ...) ACPI_PRINTF_LIKE(3);
+
+#ifdef ACPI_DEBUG_OUTPUT
+
+void ACPI_INTERNAL_VAR_XFACE
+acpi_debug_print(u32 requested_debug_level,
+                 u32 line_number,
+                 const char *function_name,
+                 const char *module_name,
+                 u32 component_id, const char *format, ...) ACPI_PRINTF_LIKE(6);
+
+void ACPI_INTERNAL_VAR_XFACE
+acpi_debug_print_raw(u32 requested_debug_level,
+                     u32 line_number,
+                     const char *function_name,
+                     const char *module_name,
+                     u32 component_id,
+                     const char *format, ...) ACPI_PRINTF_LIKE(6);
+#endif
+
 #endif                          /* __ACXFACE_H__ */
diff --git a/include/acpi/acrestyp.h b/include/acpi/acrestyp.h
new file mode 100644
index 000000000000..9ffe00feada6
--- /dev/null
+++ b/include/acpi/acrestyp.h
@@ -0,0 +1,405 @@
+/******************************************************************************
+ *
+ * Name: acrestyp.h - Defines, types, and structures for resource descriptors
+ *
+ *****************************************************************************/
+
+/*
+ * Copyright (C) 2000 - 2008, Intel Corp.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions, and the following disclaimer,
+ *    without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ *    substantially similar to the "NO WARRANTY" disclaimer below
+ *    ("Disclaimer") and any redistribution must be conditioned upon
+ *    including a substantially similar Disclaimer requirement for further
+ *    binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ *    of any contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ */
+
+#ifndef __ACRESTYP_H__
+#define __ACRESTYP_H__
+
+/*
+ * Definitions for Resource Attributes
+ */
+typedef u16 acpi_rs_length;     /* Resource Length field is fixed at 16 bits */
+typedef u32 acpi_rsdesc_size;   /* Max Resource Descriptor size is (Length+3) = (64_k-1)+3 */
+
+/*
+ * Memory Attributes
+ */
+#define ACPI_READ_ONLY_MEMORY           (u8) 0x00
+#define ACPI_READ_WRITE_MEMORY          (u8) 0x01
+
+#define ACPI_NON_CACHEABLE_MEMORY       (u8) 0x00
+#define ACPI_CACHABLE_MEMORY            (u8) 0x01
+#define ACPI_WRITE_COMBINING_MEMORY     (u8) 0x02
+#define ACPI_PREFETCHABLE_MEMORY        (u8) 0x03
+
+/*
+ * IO Attributes
+ * The ISA IO ranges are:     n000-n0_fFh, n400-n4_fFh, n800-n8_fFh, n_c00-n_cFFh.
+ * The non-ISA IO ranges are: n100-n3_fFh, n500-n7_fFh, n900-n_bFFh, n_cd0-n_fFFh.
+ */
+#define ACPI_NON_ISA_ONLY_RANGES        (u8) 0x01
+#define ACPI_ISA_ONLY_RANGES            (u8) 0x02
+#define ACPI_ENTIRE_RANGE               (ACPI_NON_ISA_ONLY_RANGES | ACPI_ISA_ONLY_RANGES)
+
+/* Type of translation - 1=Sparse, 0=Dense */
+
+#define ACPI_SPARSE_TRANSLATION         (u8) 0x01
+
+/*
+ * IO Port Descriptor Decode
+ */
+#define ACPI_DECODE_10                  (u8) 0x00       /* 10-bit IO address decode */
+#define ACPI_DECODE_16                  (u8) 0x01       /* 16-bit IO address decode */
+
+/*
+ * IRQ Attributes
+ */
+#define ACPI_LEVEL_SENSITIVE            (u8) 0x00
+#define ACPI_EDGE_SENSITIVE             (u8) 0x01
+
+#define ACPI_ACTIVE_HIGH                (u8) 0x00
+#define ACPI_ACTIVE_LOW                 (u8) 0x01
+
+#define ACPI_EXCLUSIVE                  (u8) 0x00
+#define ACPI_SHARED                     (u8) 0x01
+
+/*
+ * DMA Attributes
+ */
+#define ACPI_COMPATIBILITY              (u8) 0x00
+#define ACPI_TYPE_A                     (u8) 0x01
+#define ACPI_TYPE_B                     (u8) 0x02
+#define ACPI_TYPE_F                     (u8) 0x03
+
+#define ACPI_NOT_BUS_MASTER             (u8) 0x00
+#define ACPI_BUS_MASTER                 (u8) 0x01
+
+#define ACPI_TRANSFER_8                 (u8) 0x00
+#define ACPI_TRANSFER_8_16              (u8) 0x01
+#define ACPI_TRANSFER_16                (u8) 0x02
+
+/*
+ * Start Dependent Functions Priority definitions
+ */
+#define ACPI_GOOD_CONFIGURATION         (u8) 0x00
+#define ACPI_ACCEPTABLE_CONFIGURATION   (u8) 0x01
+#define ACPI_SUB_OPTIMAL_CONFIGURATION  (u8) 0x02
+
+/*
+ * 16, 32 and 64-bit Address Descriptor resource types
+ */
+#define ACPI_MEMORY_RANGE               (u8) 0x00
+#define ACPI_IO_RANGE                   (u8) 0x01
+#define ACPI_BUS_NUMBER_RANGE           (u8) 0x02
+
+#define ACPI_ADDRESS_NOT_FIXED          (u8) 0x00
+#define ACPI_ADDRESS_FIXED              (u8) 0x01
+
+#define ACPI_POS_DECODE                 (u8) 0x00
+#define ACPI_SUB_DECODE                 (u8) 0x01
+
+#define ACPI_PRODUCER                   (u8) 0x00
+#define ACPI_CONSUMER                   (u8) 0x01
+
+/*
+ * If possible, pack the following structures to byte alignment
+ */
+#ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED
+#pragma pack(1)
+#endif
+
+/* UUID data structures for use in vendor-defined resource descriptors */
+
+struct acpi_uuid {
+        u8 data[ACPI_UUID_LENGTH];
+};
+
+struct acpi_vendor_uuid {
+        u8 subtype;
+        u8 data[ACPI_UUID_LENGTH];
+};
+
+/*
+ * Structures used to describe device resources
+ */
+struct acpi_resource_irq {
+        u8 descriptor_length;
+        u8 triggering;
+        u8 polarity;
+        u8 sharable;
+        u8 interrupt_count;
+        u8 interrupts[1];
+};
+
+struct acpi_resource_dma {
+        u8 type;
+        u8 bus_master;
+        u8 transfer;
+        u8 channel_count;
+        u8 channels[1];
+};
+
+struct acpi_resource_start_dependent {
+        u8 descriptor_length;
+        u8 compatibility_priority;
+        u8 performance_robustness;
+};
+
+/*
+ * The END_DEPENDENT_FUNCTIONS_RESOURCE struct is not
+ * needed because it has no fields
+ */
+
+struct acpi_resource_io {
+        u8 io_decode;
+        u8 alignment;
+        u8 address_length;
+        u16 minimum;
+        u16 maximum;
+};
+
+struct acpi_resource_fixed_io {
+        u16 address;
+        u8 address_length;
+};
+
+struct acpi_resource_vendor {
+        u16 byte_length;
+        u8 byte_data[1];
+};
+
+/* Vendor resource with UUID info (introduced in ACPI 3.0) */
+
+struct acpi_resource_vendor_typed {
+        u16 byte_length;
+        u8 uuid_subtype;
+        u8 uuid[ACPI_UUID_LENGTH];
+        u8 byte_data[1];
+};
+
+struct acpi_resource_end_tag {
+        u8 checksum;
+};
+
+struct acpi_resource_memory24 {
+        u8 write_protect;
+        u16 minimum;
+        u16 maximum;
+        u16 alignment;
+        u16 address_length;
+};
+
+struct acpi_resource_memory32 {
+        u8 write_protect;
+        u32 minimum;
+        u32 maximum;
+        u32 alignment;
+        u32 address_length;
+};
+
+struct acpi_resource_fixed_memory32 {
+        u8 write_protect;
+        u32 address;
+        u32 address_length;
+};
+
+struct acpi_memory_attribute {
+        u8 write_protect;
+        u8 caching;
+        u8 range_type;
+        u8 translation;
+};
+
+struct acpi_io_attribute {
+        u8 range_type;
+        u8 translation;
+        u8 translation_type;
+        u8 reserved1;
+};
+
+union acpi_resource_attribute {
+        struct acpi_memory_attribute mem;
+        struct acpi_io_attribute io;
+
+        /* Used for the *word_space macros */
+
+        u8 type_specific;
+};
+
+struct acpi_resource_source {
+        u8 index;
+        u16 string_length;
+        char *string_ptr;
+};
+
+/* Fields common to all address descriptors, 16/32/64 bit */
+
+#define ACPI_RESOURCE_ADDRESS_COMMON \
+        u8                                      resource_type; \
+        u8                                      producer_consumer; \
+        u8                                      decode; \
+        u8                                      min_address_fixed; \
+        u8                                      max_address_fixed; \
+        union acpi_resource_attribute           info;
+
+struct acpi_resource_address {
+ACPI_RESOURCE_ADDRESS_COMMON};
+
+struct acpi_resource_address16 {
+        ACPI_RESOURCE_ADDRESS_COMMON u16 granularity;
+        u16 minimum;
+        u16 maximum;
+        u16 translation_offset;
+        u16 address_length;
+        struct acpi_resource_source resource_source;
+};
+
+struct acpi_resource_address32 {
+        ACPI_RESOURCE_ADDRESS_COMMON u32 granularity;
+        u32 minimum;
+        u32 maximum;
+        u32 translation_offset;
+        u32 address_length;
+        struct acpi_resource_source resource_source;
+};
+
+struct acpi_resource_address64 {
+        ACPI_RESOURCE_ADDRESS_COMMON u64 granularity;
+        u64 minimum;
+        u64 maximum;
+        u64 translation_offset;
+        u64 address_length;
+        struct acpi_resource_source resource_source;
+};
+
+struct acpi_resource_extended_address64 {
+        ACPI_RESOURCE_ADDRESS_COMMON u8 revision_iD;
+        u64 granularity;
+        u64 minimum;
+        u64 maximum;
+        u64 translation_offset;
+        u64 address_length;
+        u64 type_specific;
+};
+
+struct acpi_resource_extended_irq {
+        u8 producer_consumer;
+        u8 triggering;
+        u8 polarity;
+        u8 sharable;
+        u8 interrupt_count;
+        struct acpi_resource_source resource_source;
+        u32 interrupts[1];
+};
+
+struct acpi_resource_generic_register {
+        u8 space_id;
+        u8 bit_width;
+        u8 bit_offset;
+        u8 access_size;
+        u64 address;
+};
+
+/* ACPI_RESOURCE_TYPEs */
+
+#define ACPI_RESOURCE_TYPE_IRQ                  0
+#define ACPI_RESOURCE_TYPE_DMA                  1
+#define ACPI_RESOURCE_TYPE_START_DEPENDENT      2
+#define ACPI_RESOURCE_TYPE_END_DEPENDENT        3
+#define ACPI_RESOURCE_TYPE_IO                   4
+#define ACPI_RESOURCE_TYPE_FIXED_IO             5
+#define ACPI_RESOURCE_TYPE_VENDOR               6
+#define ACPI_RESOURCE_TYPE_END_TAG              7
+#define ACPI_RESOURCE_TYPE_MEMORY24             8
+#define ACPI_RESOURCE_TYPE_MEMORY32             9
+#define ACPI_RESOURCE_TYPE_FIXED_MEMORY32       10
+#define ACPI_RESOURCE_TYPE_ADDRESS16            11
+#define ACPI_RESOURCE_TYPE_ADDRESS32            12
+#define ACPI_RESOURCE_TYPE_ADDRESS64            13
+#define ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64   14      /* ACPI 3.0 */
+#define ACPI_RESOURCE_TYPE_EXTENDED_IRQ         15
+#define ACPI_RESOURCE_TYPE_GENERIC_REGISTER     16
+#define ACPI_RESOURCE_TYPE_MAX                  16
+
+/* Master union for resource descriptors */
+
+union acpi_resource_data {
+        struct acpi_resource_irq irq;
+        struct acpi_resource_dma dma;
+        struct acpi_resource_start_dependent start_dpf;
+        struct acpi_resource_io io;
+        struct acpi_resource_fixed_io fixed_io;
+        struct acpi_resource_vendor vendor;
+        struct acpi_resource_vendor_typed vendor_typed;
+        struct acpi_resource_end_tag end_tag;
+        struct acpi_resource_memory24 memory24;
+        struct acpi_resource_memory32 memory32;
+        struct acpi_resource_fixed_memory32 fixed_memory32;
+        struct acpi_resource_address16 address16;
+        struct acpi_resource_address32 address32;
+        struct acpi_resource_address64 address64;
+        struct acpi_resource_extended_address64 ext_address64;
+        struct acpi_resource_extended_irq extended_irq;
+        struct acpi_resource_generic_register generic_reg;
+
+        /* Common fields */
+
+        struct acpi_resource_address address;   /* Common 16/32/64 address fields */
+};
+
+/* Common resource header */
+
+struct acpi_resource {
+        u32 type;
+        u32 length;
+        union acpi_resource_data data;
+};
+
+/* restore default alignment */
+
+#pragma pack()
+
+#define ACPI_RS_SIZE_NO_DATA                8   /* Id + Length fields */
+#define ACPI_RS_SIZE_MIN                    (u32) ACPI_ROUND_UP_TO_NATIVE_WORD (12)
+#define ACPI_RS_SIZE(type)                  (u32) (ACPI_RS_SIZE_NO_DATA + sizeof (type))
+
+#define ACPI_NEXT_RESOURCE(res)             (struct acpi_resource *)((u8 *) res + res->length)
+
+struct acpi_pci_routing_table {
+        u32 length;
+        u32 pin;
+        acpi_integer address;   /* here for 64-bit alignment */
+        u32 source_index;
+        char source[4];         /* pad to 64 bits so sizeof() works in all cases */
+};
+
+#endif                          /* __ACRESTYP_H__ */
diff --git a/include/acpi/actbl.h b/include/acpi/actbl.h
index 13a3d9ad92db..813e4b6c2c0d 100644
--- a/include/acpi/actbl.h
+++ b/include/acpi/actbl.h
@@ -288,6 +288,31 @@ enum acpi_prefered_pm_profiles {
 
 #define ACPI_FADT_OFFSET(f)             (u8) ACPI_OFFSET (struct acpi_table_fadt, f)
 
+union acpi_name_union {
+        u32 integer;
+        char ascii[4];
+};
+
+/*
+ * Internal ACPI Table Descriptor. One per ACPI table
+ */
+struct acpi_table_desc {
+        acpi_physical_address address;
+        struct acpi_table_header *pointer;
+        u32 length;             /* Length fixed at 32 bits */
+        union acpi_name_union signature;
+        acpi_owner_id owner_id;
+        u8 flags;
+};
+
+/* Flags for above */
+
+#define ACPI_TABLE_ORIGIN_UNKNOWN       (0)
+#define ACPI_TABLE_ORIGIN_MAPPED        (1)
+#define ACPI_TABLE_ORIGIN_ALLOCATED     (2)
+#define ACPI_TABLE_ORIGIN_MASK          (3)
+#define ACPI_TABLE_IS_LOADED            (4)
+
 /*
  * Get the remaining ACPI tables
  */
diff --git a/include/acpi/actbl1.h b/include/acpi/actbl1.h
index 63f5b4cf4de1..18963b968114 100644
--- a/include/acpi/actbl1.h
+++ b/include/acpi/actbl1.h
@@ -627,7 +627,7 @@ struct acpi_hest_aer_common {
         u32 uncorrectable_error_mask;
         u32 uncorrectable_error_severity;
         u32 correctable_error_mask;
-        u32 advanced_error_cababilities;
+        u32 advanced_error_capabilities;
 };
 
 /* Hardware Error Notification */
diff --git a/include/acpi/actypes.h b/include/acpi/actypes.h
index 7220361790b3..03744d28dcf6 100644
--- a/include/acpi/actypes.h
+++ b/include/acpi/actypes.h
@@ -204,11 +204,10 @@ typedef u32 acpi_physical_address;
 
 /*******************************************************************************
  *
- * OS-dependent and compiler-dependent types
+ * OS-dependent types
  *
  * If the defaults below are not appropriate for the host system, they can
- * be defined in the compiler-specific or OS-specific header, and this will
- * take precedence.
+ * be defined in the OS-specific header, and this will take precedence.
  *
  ******************************************************************************/
 
@@ -218,12 +217,6 @@ typedef u32 acpi_physical_address;
 #define acpi_thread_id                  acpi_size
 #endif
 
-/* Object returned from acpi_os_create_lock */
-
-#ifndef acpi_spinlock
-#define acpi_spinlock                   void *
-#endif
-
 /* Flags for acpi_os_acquire_lock/acpi_os_release_lock */
 
 #ifndef acpi_cpu_flags
@@ -233,9 +226,51 @@ typedef u32 acpi_physical_address;
 /* Object returned from acpi_os_create_cache */
 
 #ifndef acpi_cache_t
+#ifdef ACPI_USE_LOCAL_CACHE
 #define acpi_cache_t                    struct acpi_memory_list
+#else
+#define acpi_cache_t                    void *
+#endif
+#endif
+
+/*
+ * Synchronization objects - Mutexes, Semaphores, and spin_locks
+ */
+#if (ACPI_MUTEX_TYPE == ACPI_BINARY_SEMAPHORE)
+/*
+ * These macros are used if the host OS does not support a mutex object.
+ * Map the OSL Mutex interfaces to binary semaphores.
+ */
+#define acpi_mutex                      acpi_semaphore
+#define acpi_os_create_mutex(out_handle) acpi_os_create_semaphore (1, 1, out_handle)
+#define acpi_os_delete_mutex(handle)    (void) acpi_os_delete_semaphore (handle)
+#define acpi_os_acquire_mutex(handle,time) acpi_os_wait_semaphore (handle, 1, time)
+#define acpi_os_release_mutex(handle)   (void) acpi_os_signal_semaphore (handle, 1)
+#endif
+
+/* Configurable types for synchronization objects */
+
+#ifndef acpi_spinlock
+#define acpi_spinlock                   void *
+#endif
+
+#ifndef acpi_semaphore
+#define acpi_semaphore                  void *
+#endif
+
+#ifndef acpi_mutex
+#define acpi_mutex                      void *
 #endif
 
+/*******************************************************************************
+ *
+ * Compiler-dependent types
+ *
+ * If the defaults below are not appropriate for the host compiler, they can
+ * be defined in the compiler-specific header, and this will take precedence.
+ *
+ ******************************************************************************/
+
 /* Use C99 uintptr_t for pointer casting if available, "void *" otherwise */
 
 #ifndef acpi_uintptr_t
@@ -268,6 +303,43 @@ typedef u32 acpi_physical_address;
 #define ACPI_EXPORT_SYMBOL(symbol)
 #endif
 
+/******************************************************************************
+ *
+ * ACPI Specification constants (Do not change unless the specification changes)
+ *
+ *****************************************************************************/
+
+/* Number of distinct FADT-based GPE register blocks (GPE0 and GPE1) */
+
+#define ACPI_MAX_GPE_BLOCKS             2
+
+/* Default ACPI register widths */
+
+#define ACPI_GPE_REGISTER_WIDTH         8
+#define ACPI_PM1_REGISTER_WIDTH         16
+#define ACPI_PM2_REGISTER_WIDTH         8
+#define ACPI_PM_TIMER_WIDTH             32
+
+/* Names within the namespace are 4 bytes long */
+
+#define ACPI_NAME_SIZE                  4
+#define ACPI_PATH_SEGMENT_LENGTH        5       /* 4 chars for name + 1 char for separator */
+#define ACPI_PATH_SEPARATOR             '.'
+
+/* Sizes for ACPI table headers */
+
+#define ACPI_OEM_ID_SIZE                6
+#define ACPI_OEM_TABLE_ID_SIZE          8
+
+/* ACPI/PNP hardware IDs */
+
+#define PCI_ROOT_HID_STRING             "PNP0A03"
+#define PCI_EXPRESS_ROOT_HID_STRING     "PNP0A08"
+
+/* PM Timer ticks per second (HZ) */
+
+#define PM_TIMER_FREQUENCY  3579545
+
 /*******************************************************************************
  *
  * Independent types
@@ -291,13 +363,18 @@ typedef u32 acpi_physical_address;
 #endif
 
 /*
- * Mescellaneous types
+ * Miscellaneous types
  */
 typedef u32 acpi_status;        /* All ACPI Exceptions */
 typedef u32 acpi_name;          /* 4-byte ACPI name */
 typedef char *acpi_string;      /* Null terminated ASCII string */
 typedef void *acpi_handle;      /* Actually a ptr to a NS Node */
 
+/* Owner IDs are used to track namespace nodes for selective deletion */
+
+typedef u8 acpi_owner_id;
+#define ACPI_OWNER_ID_MAX               0xFF
+
 struct uint64_struct {
         u32 lo;
         u32 hi;
@@ -313,13 +390,8 @@ struct uint32_struct {
         u32 hi;
 };
 
-/* Synchronization objects */
-
-#define acpi_mutex                      void *
-#define acpi_semaphore                  void *
-
 /*
- * Acpi integer width. In ACPI version 1, integers are 32 bits.  In ACPI
+ * Acpi integer width. In ACPI version 1, integers are 32 bits. In ACPI
  * version 2, integers are 64 bits. Note that this pertains to the ACPI integer
  * type only, not other integers used in the implementation of the ACPI CA
  * subsystem.
@@ -338,10 +410,75 @@ typedef unsigned long long acpi_integer;
 #define ACPI_MAX16_DECIMAL_DIGITS        5
 #define ACPI_MAX8_DECIMAL_DIGITS         3
 
+/* PM Timer ticks per second (HZ) */
+
+#define PM_TIMER_FREQUENCY  3579545
+
 /*
  * Constants with special meanings
  */
 #define ACPI_ROOT_OBJECT                ACPI_ADD_PTR (acpi_handle, NULL, ACPI_MAX_PTR)
+#define ACPI_WAIT_FOREVER               0xFFFF  /* u16, as per ACPI spec */
+#define ACPI_DO_NOT_WAIT                0
+
+/*******************************************************************************
+ *
+ * Commonly used macros
+ *
+ ******************************************************************************/
+
+/* Data manipulation */
+
+#define ACPI_LOWORD(l)                  ((u16)(u32)(l))
+#define ACPI_HIWORD(l)                  ((u16)((((u32)(l)) >> 16) & 0xFFFF))
+#define ACPI_LOBYTE(l)                  ((u8)(u16)(l))
+#define ACPI_HIBYTE(l)                  ((u8)((((u16)(l)) >> 8) & 0xFF))
+
+/* Full 64-bit integer must be available on both 32-bit and 64-bit platforms */
+
+struct acpi_integer_overlay {
+        u32 lo_dword;
+        u32 hi_dword;
+};
+
+#define ACPI_LODWORD(integer)           (ACPI_CAST_PTR (struct acpi_integer_overlay, &integer)->lo_dword)
+#define ACPI_HIDWORD(integer)           (ACPI_CAST_PTR (struct acpi_integer_overlay, &integer)->hi_dword)
+
+#define ACPI_SET_BIT(target,bit)        ((target) |= (bit))
+#define ACPI_CLEAR_BIT(target,bit)      ((target) &= ~(bit))
+#define ACPI_MIN(a,b)                   (((a)<(b))?(a):(b))
+#define ACPI_MAX(a,b)                   (((a)>(b))?(a):(b))
+
+/* Size calculation */
+
+#define ACPI_ARRAY_LENGTH(x)            (sizeof(x) / sizeof((x)[0]))
+
+/* Pointer manipulation */
+
+#define ACPI_CAST_PTR(t, p)             ((t *) (acpi_uintptr_t) (p))
+#define ACPI_CAST_INDIRECT_PTR(t, p)    ((t **) (acpi_uintptr_t) (p))
+#define ACPI_ADD_PTR(t, a, b)           ACPI_CAST_PTR (t, (ACPI_CAST_PTR (u8, (a)) + (acpi_size)(b)))
+#define ACPI_PTR_DIFF(a, b)             (acpi_size) (ACPI_CAST_PTR (u8, (a)) - ACPI_CAST_PTR (u8, (b)))
+
+/* Pointer/Integer type conversions */
+
+#define ACPI_TO_POINTER(i)              ACPI_ADD_PTR (void, (void *) NULL,(acpi_size) i)
+#define ACPI_TO_INTEGER(p)              ACPI_PTR_DIFF (p, (void *) NULL)
+#define ACPI_OFFSET(d, f)               (acpi_size) ACPI_PTR_DIFF (&(((d *)0)->f), (void *) NULL)
+#define ACPI_PHYSADDR_TO_PTR(i)         ACPI_TO_POINTER(i)
+#define ACPI_PTR_TO_PHYSADDR(i)         ACPI_TO_INTEGER(i)
+
+#ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED
+#define ACPI_COMPARE_NAME(a,b)          (*ACPI_CAST_PTR (u32, (a)) == *ACPI_CAST_PTR (u32, (b)))
+#else
+#define ACPI_COMPARE_NAME(a,b)          (!ACPI_STRNCMP (ACPI_CAST_PTR (char, (a)), ACPI_CAST_PTR (char, (b)), ACPI_NAME_SIZE))
+#endif
+
+/*******************************************************************************
+ *
+ * Miscellaneous constants
+ *
+ ******************************************************************************/
 
 /*
  * Initialization sequence
@@ -414,7 +551,7 @@ typedef unsigned long long acpi_integer;
 #define ACPI_NOTIFY_MAX                 0x0B
 
 /*
- * Types associated with ACPI names and objects.  The first group of
+ * Types associated with ACPI names and objects. The first group of
  * values (up to ACPI_TYPE_EXTERNAL_MAX) correspond to the definition
  * of the ACPI object_type() operator (See the ACPI Spec). Therefore,
  * only add to the first group if the spec changes.
@@ -732,6 +869,15 @@ struct acpi_buffer {
 #define ACPI_NAME_TYPE_MAX              1
 
 /*
+ * Predefined Namespace items
+ */
+struct acpi_predefined_names {
+        char *name;
+        u8 type;
+        char *val;
+};
+
+/*
  * Structure and flags for acpi_get_system_info
  */
 #define ACPI_SYS_MODE_UNKNOWN           0x0000
@@ -787,7 +933,7 @@ acpi_status(*acpi_exception_handler) (acpi_status aml_status,
                                       u16 opcode,
                                       u32 aml_offset, void *context);
 
-/* Table Event handler (Load, load_table etc) and types */
+/* Table Event handler (Load, load_table, etc.) and types */
 
 typedef
 acpi_status(*acpi_tbl_handler) (u32 event, void *table, void *context);
@@ -823,6 +969,12 @@ acpi_status(*acpi_walk_callback) (acpi_handle obj_handle,
 #define ACPI_INTERRUPT_NOT_HANDLED      0x00
 #define ACPI_INTERRUPT_HANDLED          0x01
 
+/* Length of _HID, _UID, _CID, and UUID values */
+
+#define ACPI_DEVICE_ID_LENGTH           0x09
+#define ACPI_MAX_CID_LENGTH             48
+#define ACPI_UUID_LENGTH                16
+
 /* Common string version of device HIDs and UIDs */
 
 struct acpica_device_id {
@@ -900,357 +1052,28 @@ struct acpi_mem_space_context {
 };
 
 /*
- * Definitions for Resource Attributes
- */
-typedef u16 acpi_rs_length;     /* Resource Length field is fixed at 16 bits */
-typedef u32 acpi_rsdesc_size;   /* Max Resource Descriptor size is (Length+3) = (64_k-1)+3 */
-
-/*
- *  Memory Attributes
- */
-#define ACPI_READ_ONLY_MEMORY           (u8) 0x00
-#define ACPI_READ_WRITE_MEMORY          (u8) 0x01
-
-#define ACPI_NON_CACHEABLE_MEMORY       (u8) 0x00
-#define ACPI_CACHABLE_MEMORY            (u8) 0x01
-#define ACPI_WRITE_COMBINING_MEMORY     (u8) 0x02
-#define ACPI_PREFETCHABLE_MEMORY        (u8) 0x03
-
-/*
- *  IO Attributes
- *  The ISA IO ranges are:     n000-n0_fFh, n400-n4_fFh, n800-n8_fFh, n_c00-n_cFFh.
- *  The non-ISA IO ranges are: n100-n3_fFh, n500-n7_fFh, n900-n_bFFh, n_cd0-n_fFFh.
+ * struct acpi_memory_list is used only if the ACPICA local cache is enabled
  */
-#define ACPI_NON_ISA_ONLY_RANGES        (u8) 0x01
-#define ACPI_ISA_ONLY_RANGES            (u8) 0x02
-#define ACPI_ENTIRE_RANGE               (ACPI_NON_ISA_ONLY_RANGES | ACPI_ISA_ONLY_RANGES)
-
-/* Type of translation - 1=Sparse, 0=Dense */
-
-#define ACPI_SPARSE_TRANSLATION         (u8) 0x01
-
-/*
- *  IO Port Descriptor Decode
- */
-#define ACPI_DECODE_10                  (u8) 0x00       /* 10-bit IO address decode */
-#define ACPI_DECODE_16                  (u8) 0x01       /* 16-bit IO address decode */
-
-/*
- *  IRQ Attributes
- */
-#define ACPI_LEVEL_SENSITIVE            (u8) 0x00
-#define ACPI_EDGE_SENSITIVE             (u8) 0x01
-
-#define ACPI_ACTIVE_HIGH                (u8) 0x00
-#define ACPI_ACTIVE_LOW                 (u8) 0x01
-
-#define ACPI_EXCLUSIVE                  (u8) 0x00
-#define ACPI_SHARED                     (u8) 0x01
-
-/*
- *  DMA Attributes
- */
-#define ACPI_COMPATIBILITY              (u8) 0x00
-#define ACPI_TYPE_A                     (u8) 0x01
-#define ACPI_TYPE_B                     (u8) 0x02
-#define ACPI_TYPE_F                     (u8) 0x03
-
-#define ACPI_NOT_BUS_MASTER             (u8) 0x00
-#define ACPI_BUS_MASTER                 (u8) 0x01
-
-#define ACPI_TRANSFER_8                 (u8) 0x00
-#define ACPI_TRANSFER_8_16              (u8) 0x01
-#define ACPI_TRANSFER_16                (u8) 0x02
-
-/*
- * Start Dependent Functions Priority definitions
- */
-#define ACPI_GOOD_CONFIGURATION         (u8) 0x00
-#define ACPI_ACCEPTABLE_CONFIGURATION   (u8) 0x01
-#define ACPI_SUB_OPTIMAL_CONFIGURATION  (u8) 0x02
-
-/*
- *  16, 32 and 64-bit Address Descriptor resource types
- */
-#define ACPI_MEMORY_RANGE               (u8) 0x00
-#define ACPI_IO_RANGE                   (u8) 0x01
-#define ACPI_BUS_NUMBER_RANGE           (u8) 0x02
-
-#define ACPI_ADDRESS_NOT_FIXED          (u8) 0x00
-#define ACPI_ADDRESS_FIXED              (u8) 0x01
-
-#define ACPI_POS_DECODE                 (u8) 0x00
-#define ACPI_SUB_DECODE                 (u8) 0x01
-
-#define ACPI_PRODUCER                   (u8) 0x00
-#define ACPI_CONSUMER                   (u8) 0x01
-
-/*
- * If possible, pack the following structures to byte alignment
- */
-#ifndef ACPI_MISALIGNMENT_NOT_SUPPORTED
-#pragma pack(1)
+struct acpi_memory_list {
+        char *list_name;
+        void *list_head;
+        u16 object_size;
+        u16 max_depth;
+        u16 current_depth;
+        u16 link_offset;
+
+#ifdef ACPI_DBG_TRACK_ALLOCATIONS
+
+        /* Statistics for debug memory tracking only */
+
+        u32 total_allocated;
+        u32 total_freed;
+        u32 max_occupied;
+        u32 total_size;
+        u32 current_total_size;
+        u32 requests;
+        u32 hits;
 #endif
-
-/* UUID data structures for use in vendor-defined resource descriptors */
-
-struct acpi_uuid {
-        u8 data[ACPI_UUID_LENGTH];
-};
-
-struct acpi_vendor_uuid {
-        u8 subtype;
-        u8 data[ACPI_UUID_LENGTH];
-};
-
-/*
- *  Structures used to describe device resources
- */
-struct acpi_resource_irq {
-        u8 descriptor_length;
-        u8 triggering;
-        u8 polarity;
-        u8 sharable;
-        u8 interrupt_count;
-        u8 interrupts[1];
-};
-
-struct acpi_resource_dma {
-        u8 type;
-        u8 bus_master;
-        u8 transfer;
-        u8 channel_count;
-        u8 channels[1];
-};
-
-struct acpi_resource_start_dependent {
-        u8 descriptor_length;
-        u8 compatibility_priority;
-        u8 performance_robustness;
-};
-
-/*
- * END_DEPENDENT_FUNCTIONS_RESOURCE struct is not
- * needed because it has no fields
- */
-
-struct acpi_resource_io {
-        u8 io_decode;
-        u8 alignment;
-        u8 address_length;
-        u16 minimum;
-        u16 maximum;
-};
-
-struct acpi_resource_fixed_io {
-        u16 address;
-        u8 address_length;
-};
-
-struct acpi_resource_vendor {
-        u16 byte_length;
-        u8 byte_data[1];
-};
-
-/* Vendor resource with UUID info (introduced in ACPI 3.0) */
-
-struct acpi_resource_vendor_typed {
-        u16 byte_length;
-        u8 uuid_subtype;
-        u8 uuid[ACPI_UUID_LENGTH];
-        u8 byte_data[1];
-};
-
-struct acpi_resource_end_tag {
-        u8 checksum;
-};
-
-struct acpi_resource_memory24 {
-        u8 write_protect;
-        u16 minimum;
-        u16 maximum;
-        u16 alignment;
-        u16 address_length;
-};
-
-struct acpi_resource_memory32 {
-        u8 write_protect;
-        u32 minimum;
-        u32 maximum;
-        u32 alignment;
-        u32 address_length;
-};
-
-struct acpi_resource_fixed_memory32 {
-        u8 write_protect;
-        u32 address;
-        u32 address_length;
-};
-
-struct acpi_memory_attribute {
-        u8 write_protect;
-        u8 caching;
-        u8 range_type;
-        u8 translation;
-};
-
-struct acpi_io_attribute {
-        u8 range_type;
-        u8 translation;
-        u8 translation_type;
-        u8 reserved1;
-};
-
-union acpi_resource_attribute {
-        struct acpi_memory_attribute mem;
-        struct acpi_io_attribute io;
-
-        /* Used for the *word_space macros */
-
-        u8 type_specific;
-};
-
-struct acpi_resource_source {
-        u8 index;
-        u16 string_length;
-        char *string_ptr;
-};
-
-/* Fields common to all address descriptors, 16/32/64 bit */
-
-#define ACPI_RESOURCE_ADDRESS_COMMON \
-        u8                              resource_type; \
-        u8                              producer_consumer; \
-        u8                              decode; \
-        u8                              min_address_fixed; \
-        u8                              max_address_fixed; \
-        union acpi_resource_attribute   info;
-
-struct acpi_resource_address {
-ACPI_RESOURCE_ADDRESS_COMMON};
-
-struct acpi_resource_address16 {
-        ACPI_RESOURCE_ADDRESS_COMMON u16 granularity;
-        u16 minimum;
-        u16 maximum;
-        u16 translation_offset;
-        u16 address_length;
-        struct acpi_resource_source resource_source;
-};
-
-struct acpi_resource_address32 {
-        ACPI_RESOURCE_ADDRESS_COMMON u32 granularity;
-        u32 minimum;
-        u32 maximum;
-        u32 translation_offset;
-        u32 address_length;
-        struct acpi_resource_source resource_source;
-};
-
-struct acpi_resource_address64 {
-        ACPI_RESOURCE_ADDRESS_COMMON u64 granularity;
-        u64 minimum;
-        u64 maximum;
-        u64 translation_offset;
-        u64 address_length;
-        struct acpi_resource_source resource_source;
-};
-
-struct acpi_resource_extended_address64 {
-        ACPI_RESOURCE_ADDRESS_COMMON u8 revision_iD;
-        u64 granularity;
-        u64 minimum;
-        u64 maximum;
-        u64 translation_offset;
-        u64 address_length;
-        u64 type_specific;
-};
-
-struct acpi_resource_extended_irq {
-        u8 producer_consumer;
-        u8 triggering;
-        u8 polarity;
-        u8 sharable;
-        u8 interrupt_count;
-        struct acpi_resource_source resource_source;
-        u32 interrupts[1];
-};
-
-struct acpi_resource_generic_register {
-        u8 space_id;
-        u8 bit_width;
-        u8 bit_offset;
-        u8 access_size;
-        u64 address;
-};
-
-/* ACPI_RESOURCE_TYPEs */
-
-#define ACPI_RESOURCE_TYPE_IRQ                  0
-#define ACPI_RESOURCE_TYPE_DMA                  1
-#define ACPI_RESOURCE_TYPE_START_DEPENDENT      2
-#define ACPI_RESOURCE_TYPE_END_DEPENDENT        3
-#define ACPI_RESOURCE_TYPE_IO                   4
-#define ACPI_RESOURCE_TYPE_FIXED_IO             5
-#define ACPI_RESOURCE_TYPE_VENDOR               6
-#define ACPI_RESOURCE_TYPE_END_TAG              7
-#define ACPI_RESOURCE_TYPE_MEMORY24             8
-#define ACPI_RESOURCE_TYPE_MEMORY32             9
-#define ACPI_RESOURCE_TYPE_FIXED_MEMORY32       10
-#define ACPI_RESOURCE_TYPE_ADDRESS16            11
-#define ACPI_RESOURCE_TYPE_ADDRESS32            12
-#define ACPI_RESOURCE_TYPE_ADDRESS64            13
-#define ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64   14      /* ACPI 3.0 */
-#define ACPI_RESOURCE_TYPE_EXTENDED_IRQ         15
-#define ACPI_RESOURCE_TYPE_GENERIC_REGISTER     16
-#define ACPI_RESOURCE_TYPE_MAX                  16
-
-union acpi_resource_data {
-        struct acpi_resource_irq irq;
-        struct acpi_resource_dma dma;
-        struct acpi_resource_start_dependent start_dpf;
-        struct acpi_resource_io io;
-        struct acpi_resource_fixed_io fixed_io;
-        struct acpi_resource_vendor vendor;
-        struct acpi_resource_vendor_typed vendor_typed;
-        struct acpi_resource_end_tag end_tag;
-        struct acpi_resource_memory24 memory24;
-        struct acpi_resource_memory32 memory32;
-        struct acpi_resource_fixed_memory32 fixed_memory32;
-        struct acpi_resource_address16 address16;
-        struct acpi_resource_address32 address32;
-        struct acpi_resource_address64 address64;
-        struct acpi_resource_extended_address64 ext_address64;
-        struct acpi_resource_extended_irq extended_irq;
-        struct acpi_resource_generic_register generic_reg;
-
-        /* Common fields */
-
-        struct acpi_resource_address address;   /* Common 16/32/64 address fields */
-};
-
-struct acpi_resource {
-        u32 type;
-        u32 length;
-        union acpi_resource_data data;
-};
-
-/* restore default alignment */
-
-#pragma pack()
-
-#define ACPI_RS_SIZE_NO_DATA                8   /* Id + Length fields */
-#define ACPI_RS_SIZE_MIN                    (u32) ACPI_ROUND_UP_TO_NATIVE_WORD (12)
-#define ACPI_RS_SIZE(type)                  (u32) (ACPI_RS_SIZE_NO_DATA + sizeof (type))
-
-#define ACPI_NEXT_RESOURCE(res)             (struct acpi_resource *)((u8 *) res + res->length)
-
-struct acpi_pci_routing_table {
-        u32 length;
-        u32 pin;
-        acpi_integer address;   /* here for 64-bit alignment */
-        u32 source_index;
-        char source[4];         /* pad to 64 bits so sizeof() works in all cases */
 };
 
 #endif                          /* __ACTYPES_H__ */
diff --git a/include/acpi/platform/acenv.h b/include/acpi/platform/acenv.h
index fcd2572e428c..e62f10d9a7d8 100644
--- a/include/acpi/platform/acenv.h
+++ b/include/acpi/platform/acenv.h
@@ -44,14 +44,26 @@
 #ifndef __ACENV_H__
 #define __ACENV_H__
 
-/*
+/* Types for ACPI_MUTEX_TYPE */
+
+#define ACPI_BINARY_SEMAPHORE       0
+#define ACPI_OSL_MUTEX              1
+
+/* Types for DEBUGGER_THREADING */
+
+#define DEBUGGER_SINGLE_THREADED    0
+#define DEBUGGER_MULTI_THREADED     1
+
+/******************************************************************************
+ *
  * Configuration for ACPI tools and utilities
- */
+ *
+ *****************************************************************************/
 
 #ifdef ACPI_LIBRARY
 /*
  * Note: The non-debug version of the acpi_library does not contain any
- * debug support, for minimimal size. The debug version uses ACPI_FULL_DEBUG
+ * debug support, for minimal size. The debug version uses ACPI_FULL_DEBUG
  */
 #define ACPI_USE_LOCAL_CACHE
 #endif
@@ -75,17 +87,6 @@
 #define ACPI_DBG_TRACK_ALLOCATIONS
 #endif
 
-#ifdef ACPI_DASM_APP
-#ifndef MSDOS
-#define ACPI_DEBUG_OUTPUT
-#endif
-#define ACPI_APPLICATION
-#define ACPI_DISASSEMBLER
-#define ACPI_NO_METHOD_EXECUTION
-#define ACPI_LARGE_NAMESPACE_NODE
-#define ACPI_DATA_TABLE_DISASSEMBLY
-#endif
-
 #ifdef ACPI_APPLICATION
 #define ACPI_USE_SYSTEM_CLIBRARY
 #define ACPI_USE_LOCAL_CACHE
@@ -179,6 +180,19 @@
 
 /*! [End] no source code translation !*/
 
+/******************************************************************************
+ *
+ * Miscellaneous configuration
+ *
+ *****************************************************************************/
+
+/*
+ * Are mutexes supported by the host? default is no, use binary semaphores.
+ */
+#ifndef ACPI_MUTEX_TYPE
+#define ACPI_MUTEX_TYPE             ACPI_BINARY_SEMAPHORE
+#endif
+
 /*
  * Debugger threading model
  * Use single threaded if the entire subsystem is contained in an application
@@ -187,9 +201,6 @@
  * By default the model is single threaded if ACPI_APPLICATION is set,
  * multi-threaded if ACPI_APPLICATION is not set.
  */
-#define DEBUGGER_SINGLE_THREADED    0
-#define DEBUGGER_MULTI_THREADED     1
-
 #ifndef DEBUGGER_THREADING
 #ifdef ACPI_APPLICATION
 #define DEBUGGER_THREADING          DEBUGGER_SINGLE_THREADED
diff --git a/include/acpi/platform/aclinux.h b/include/acpi/platform/aclinux.h
index 029c8c06c151..3cabf888c8af 100644
--- a/include/acpi/platform/aclinux.h
+++ b/include/acpi/platform/aclinux.h
@@ -46,6 +46,7 @@
 
 #define ACPI_USE_SYSTEM_CLIBRARY
 #define ACPI_USE_DO_WHILE_0
+#define ACPI_MUTEX_TYPE             ACPI_BINARY_SEMAPHORE
 
 #ifdef __KERNEL__
 
@@ -141,6 +142,10 @@ static inline void *acpi_os_acquire_object(acpi_cache_t * cache)
 /*
  * We need to show where it is safe to preempt execution of ACPICA
  */
-#define ACPI_PREEMPTION_POINT() cond_resched()
+#define ACPI_PREEMPTION_POINT()         \
+        do {                            \
+                if (!irqs_disabled())   \
+                        cond_resched(); \
+        } while (0)
 
 #endif                          /* __ACLINUX_H__ */
diff --git a/include/linux/pci_hotplug.h b/include/linux/pci_hotplug.h
index a00bd1a0f156..c2d1a7d1886a 100644
--- a/include/linux/pci_hotplug.h
+++ b/include/linux/pci_hotplug.h
@@ -223,7 +223,6 @@ struct hotplug_params {
 #ifdef CONFIG_ACPI
 #include <acpi/acpi.h>
 #include <acpi/acpi_bus.h>
-#include <acpi/actypes.h>
 extern acpi_status acpi_get_hp_params_from_firmware(struct pci_bus *bus,
                                 struct hotplug_params *hpp);
 int acpi_get_hp_hw_control_from_firmware(struct pci_dev *dev, u32 flags);
diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 8185a0f09594..2606d0fb4e54 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -1024,7 +1024,7 @@ static int cgroup_get_sb(struct file_system_type *fs_type,
                 if (ret == -EBUSY) {
                         mutex_unlock(&cgroup_mutex);
                         mutex_unlock(&inode->i_mutex);
-                        goto drop_new_super;
+                        goto free_cg_links;
                 }
 
                 /* EBUSY should be the only error here */
@@ -1073,10 +1073,11 @@ static int cgroup_get_sb(struct file_system_type *fs_type,
 
         return simple_set_mnt(mnt, sb);
 
+ free_cg_links:
+        free_cg_links(&tmp_cg_links);
  drop_new_super:
         up_write(&sb->s_umount);
         deactivate_super(sb);
-        free_cg_links(&tmp_cg_links);
         return ret;
 }
 
@@ -2934,9 +2935,6 @@ int cgroup_clone(struct task_struct *tsk, struct cgroup_subsys *subsys,
  again:
         root = subsys->root;
         if (root == &rootnode) {
-                printk(KERN_INFO
-                       "Not cloning cgroup for unused subsystem %s\n",
-                       subsys->name);
                 mutex_unlock(&cgroup_mutex);
                 return 0;
         }
diff --git a/kernel/posix-timers.c b/kernel/posix-timers.c
index 5e79c662294b..a140e44eebba 100644
--- a/kernel/posix-timers.c
+++ b/kernel/posix-timers.c
@@ -197,6 +197,11 @@ static int common_timer_create(struct k_itimer *new_timer)
         return 0;
 }
 
+static int no_timer_create(struct k_itimer *new_timer)
+{
+        return -EOPNOTSUPP;
+}
+
 /*
  * Return nonzero if we know a priori this clockid_t value is bogus.
  */
@@ -248,6 +253,7 @@ static __init int init_posix_timers(void)
                 .clock_getres = hrtimer_get_res,
                 .clock_get = posix_get_monotonic_raw,
                 .clock_set = do_posix_clock_nosettime,
+                .timer_create = no_timer_create,
         };
 
         register_posix_clock(CLOCK_REALTIME, &clock_realtime);
diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c
index ba537fae0a4c..ce68e046d963 100644
--- a/net/bluetooth/rfcomm/core.c
+++ b/net/bluetooth/rfcomm/core.c
@@ -1786,8 +1786,6 @@ static inline void rfcomm_accept_connection(struct rfcomm_session *s)
         if (err < 0)
                 return;
 
-        __module_get(nsock->ops->owner);
-
         /* Set our callbacks */
         nsock->sk->sk_data_ready   = rfcomm_l2data_ready;
         nsock->sk->sk_state_change = rfcomm_l2state_change;
diff --git a/net/socket.c b/net/socket.c
index 92764d836891..76ba80aeac1a 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -2307,6 +2307,7 @@ int kernel_accept(struct socket *sock, struct socket **newsock, int flags)
         }
 
         (*newsock)->ops = sock->ops;
+        __module_get((*newsock)->ops->owner);
 
 done:
         return err;
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 5dd3e89f620a..b77f330d2650 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -69,6 +69,7 @@ enum {
 };
 
 enum {
+        STAC_92HD73XX_NO_JD, /* no jack-detection */
         STAC_92HD73XX_REF,
         STAC_DELL_M6_AMIC,
         STAC_DELL_M6_DMIC,
@@ -127,6 +128,7 @@ enum {
 };
 
 enum {
+        STAC_D965_REF_NO_JD, /* no jack-detection */
         STAC_D965_REF,
         STAC_D965_3ST,
         STAC_D965_5ST,
@@ -857,6 +859,7 @@ static struct hda_verb stac92hd83xxx_core_init[] = {
 
         /* power state controls amps */
         { 0x01, AC_VERB_SET_EAPD, 1 << 2},
+        {}
 };
 
 static struct hda_verb stac92hd71bxx_core_init[] = {
@@ -868,6 +871,7 @@ static struct hda_verb stac92hd71bxx_core_init[] = {
         { 0x0a, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)},
         { 0x0d, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)},
         { 0x0f, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(0)},
+        {}
 };
 
 #define HD_DISABLE_PORTF 2
@@ -1611,6 +1615,7 @@ static unsigned int *stac92hd73xx_brd_tbl[STAC_92HD73XX_MODELS] = {
 };
 
 static const char *stac92hd73xx_models[STAC_92HD73XX_MODELS] = {
+        [STAC_92HD73XX_NO_JD] = "no-jd",
         [STAC_92HD73XX_REF] = "ref",
         [STAC_DELL_M6_AMIC] = "dell-m6-amic",
         [STAC_DELL_M6_DMIC] = "dell-m6-dmic",
@@ -1640,6 +1645,8 @@ static struct snd_pci_quirk stac92hd73xx_cfg_tbl[] = {
                                 "unknown Dell", STAC_DELL_M6_DMIC),
         SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x029f,
                                 "Dell Studio 1537", STAC_DELL_M6_DMIC),
+        SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x02a0,
+                                "Dell Studio 17", STAC_DELL_M6_DMIC),
         {} /* terminator */
 };
 
@@ -1662,6 +1669,7 @@ static struct snd_pci_quirk stac92hd83xxx_cfg_tbl[] = {
         /* SigmaTel reference board */
         SND_PCI_QUIRK(PCI_VENDOR_ID_INTEL, 0x2668,
                       "DFI LanParty", STAC_92HD71BXX_REF),
+        {} /* terminator */
 };
 
 static unsigned int ref92hd71bxx_pin_configs[11] = {
@@ -2027,6 +2035,7 @@ static unsigned int dell_3st_pin_configs[14] = {
 };
 
 static unsigned int *stac927x_brd_tbl[STAC_927X_MODELS] = {
+        [STAC_D965_REF_NO_JD] = ref927x_pin_configs,
         [STAC_D965_REF]  = ref927x_pin_configs,
         [STAC_D965_3ST]  = d965_3st_pin_configs,
         [STAC_D965_5ST]  = d965_5st_pin_configs,
@@ -2035,6 +2044,7 @@ static unsigned int *stac927x_brd_tbl[STAC_927X_MODELS] = {
 };
 
 static const char *stac927x_models[STAC_927X_MODELS] = {
+        [STAC_D965_REF_NO_JD]   = "ref-no-jd",
         [STAC_D965_REF]         = "ref",
         [STAC_D965_3ST]         = "3stack",
         [STAC_D965_5ST]         = "5stack",
@@ -2896,7 +2906,7 @@ static int stac92xx_auto_create_multi_out_ctls(struct hda_codec *codec,
         }
 
         if ((spec->multiout.num_dacs - cfg->line_outs) > 0 &&
-                        cfg->hp_outs && !spec->multiout.hp_nid)
+            cfg->hp_outs == 1 && !spec->multiout.hp_nid)
                 spec->multiout.hp_nid = nid;
 
         if (cfg->hp_outs > 1 && cfg->line_out_type == AUTO_PIN_LINE_OUT) {
@@ -4254,14 +4264,17 @@ again:
 
         switch (spec->multiout.num_dacs) {
         case 0x3: /* 6 Channel */
+                spec->multiout.hp_nid = 0x17;
                 spec->mixer = stac92hd73xx_6ch_mixer;
                 spec->init = stac92hd73xx_6ch_core_init;
                 break;
         case 0x4: /* 8 Channel */
+                spec->multiout.hp_nid = 0x18;
                 spec->mixer = stac92hd73xx_8ch_mixer;
                 spec->init = stac92hd73xx_8ch_core_init;
                 break;
         case 0x5: /* 10 Channel */
+                spec->multiout.hp_nid = 0x19;
                 spec->mixer = stac92hd73xx_10ch_mixer;
                 spec->init = stac92hd73xx_10ch_core_init;
         };
@@ -4297,6 +4310,7 @@ again:
                 spec->amp_nids = &stac92hd73xx_amp_nids[DELL_M6_AMP];
                 spec->eapd_switch = 0;
                 spec->num_amps = 1;
+                spec->multiout.hp_nid = 0; /* dual HPs */
 
                 if (!spec->init)
                         spec->init = dell_m6_core_init;
@@ -4351,6 +4365,9 @@ again:
                 return err;
         }
 
+        if (spec->board_config == STAC_92HD73XX_NO_JD)
+                spec->hp_detect = 0;
+
         codec->patch_ops = stac92xx_patch_ops;
 
         return 0;
@@ -4899,6 +4916,10 @@ static int patch_stac927x(struct hda_codec *codec)
          */
         codec->bus->needs_damn_long_delay = 1;
 
+        /* no jack detecion for ref-no-jd model */
+        if (spec->board_config == STAC_D965_REF_NO_JD)
+                spec->hp_detect = 0;
+
         return 0;
 }
 
diff --git a/sound/soc/omap/omap-pcm.c b/sound/soc/omap/omap-pcm.c
index e9084fdd2082..acd68efb2b75 100644
--- a/sound/soc/omap/omap-pcm.c
+++ b/sound/soc/omap/omap-pcm.c
@@ -233,7 +233,7 @@ static int omap_pcm_open(struct snd_pcm_substream *substream)
         if (ret < 0)
                 goto out;
 
-        prtd = kzalloc(sizeof(prtd), GFP_KERNEL);
+        prtd = kzalloc(sizeof(*prtd), GFP_KERNEL);
         if (prtd == NULL) {
                 ret = -ENOMEM;
                 goto out;