135 files changed, 3230 insertions, 887 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index c479d30eeaa3..03eb5ed503f7 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1758,6 +1758,13 @@ and is between 256 and 4096 characters. It is defined in the file
                        Note that genuine overcurrent events won't be
                        reported either.
+        usbcore.autosuspend=
+                        [USB] The autosuspend time delay (in seconds) used
+                        for newly-detected USB devices (default 2).  This
+                        is the time required before an idle device will be
+                        autosuspended.  Devices for which the delay is set
+                        to 0 won't be autosuspended at all.
        usbhid.mousepoll=
                        [USBHID] The interval which mice are to be polled at.
diff --git a/MAINTAINERS b/MAINTAINERS
index c268b51e4518..a9c13196f6bd 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3392,6 +3392,13 @@ L:	linux-usb-devel@lists.sourceforge.net
 S:      Maintained
 W:      http://www.kroah.com/linux-usb/
+USB DAVICOM DM9601 DRIVER
+P:      Peter Korsgaard
+M:      jacmet@sunsite.dk
+L:      linux-usb-devel@lists.sourceforge.net
+W:      http://www.linux-usb.org/usbnet
+S:      Maintained
 USB EHCI DRIVER
 P:      David Brownell
 M:      dbrownell@users.sourceforge.net
diff --git a/arch/i386/kernel/apic.c b/arch/i386/kernel/apic.c
index 9655c233e6f1..7a2c9cbdb511 100644
--- a/arch/i386/kernel/apic.c
+++ b/arch/i386/kernel/apic.c
@@ -38,7 +38,6 @@
 #include <asm/hpet.h>
 #include <asm/i8253.h>
 #include <asm/nmi.h>
-#include <asm/idle.h>
 #include <mach_apic.h>
 #include <mach_apicdef.h>
@@ -561,7 +560,6 @@ void fastcall smp_apic_timer_interrupt(struct pt_regs *regs)
         * Besides, if we don't timer interrupts ignore the global
         * interrupt lock, which is the WrongThing (tm) to do.
         */
-        exit_idle();
        irq_enter();
        local_apic_timer_interrupt();
        irq_exit();
@@ -1221,7 +1219,6 @@ void smp_spurious_interrupt(struct pt_regs *regs)
 {
        unsigned long v;
-        exit_idle();
        irq_enter();
        /*
         * Check if this really is a spurious interrupt and ACK it
@@ -1245,7 +1242,6 @@ void smp_error_interrupt(struct pt_regs *regs)
 {
        unsigned long v, v1;
-        exit_idle();
        irq_enter();
        /* First tickle the hardware, only then report what went on. -- REW */
        v = apic_read(APIC_ESR);
diff --git a/arch/i386/kernel/cpu/mcheck/p4.c b/arch/i386/kernel/cpu/mcheck/p4.c
index 8359c19d3a23..504434a46011 100644
--- a/arch/i386/kernel/cpu/mcheck/p4.c
+++ b/arch/i386/kernel/cpu/mcheck/p4.c
@@ -12,7 +12,6 @@
 #include <asm/system.h>
 #include <asm/msr.h>
 #include <asm/apic.h>
-#include <asm/idle.h>
 #include <asm/therm_throt.h>
@@ -60,7 +59,6 @@ static void (*vendor_thermal_interrupt)(struct pt_regs *regs) = unexpected_therm
 fastcall void smp_thermal_interrupt(struct pt_regs *regs)
 {
-        exit_idle();
        irq_enter();
        vendor_thermal_interrupt(regs);
        irq_exit();
diff --git a/arch/i386/kernel/io_apic.c b/arch/i386/kernel/io_apic.c
index 4ccebd454e25..6fec4dab70bb 100644
--- a/arch/i386/kernel/io_apic.c
+++ b/arch/i386/kernel/io_apic.c
@@ -343,7 +343,7 @@ static void set_ioapic_affinity_irq(unsigned int irq, cpumask_t cpumask)
                        break;
                entry = irq_2_pin + entry->next;
        }
-        set_native_irq_info(irq, cpumask);
+        irq_desc[irq].affinity = cpumask;
        spin_unlock_irqrestore(&ioapic_lock, flags);
 }
@@ -1354,7 +1354,7 @@ static void __init setup_IO_APIC_irqs(void)
                }
                spin_lock_irqsave(&ioapic_lock, flags);
                __ioapic_write_entry(apic, pin, entry);
-                set_native_irq_info(irq, TARGET_CPUS);
+                irq_desc[irq].affinity = TARGET_CPUS;
                spin_unlock_irqrestore(&ioapic_lock, flags);
        }
        }
@@ -2585,7 +2585,7 @@ static void set_msi_irq_affinity(unsigned int irq, cpumask_t mask)
        msg.address_lo |= MSI_ADDR_DEST_ID(dest);
        write_msi_msg(irq, &msg);
-        set_native_irq_info(irq, mask);
+        irq_desc[irq].affinity = mask;
 }
 #endif /* CONFIG_SMP */
@@ -2669,7 +2669,7 @@ static void set_ht_irq_affinity(unsigned int irq, cpumask_t mask)
        dest = cpu_mask_to_apicid(mask);
        target_ht_irq(irq, dest);
-        set_native_irq_info(irq, mask);
+        irq_desc[irq].affinity = mask;
 }
 #endif
@@ -2875,7 +2875,7 @@ int io_apic_set_pci_routing (int ioapic, int pin, int irq, int edge_level, int a
        spin_lock_irqsave(&ioapic_lock, flags);
        __ioapic_write_entry(ioapic, pin, entry);
-        set_native_irq_info(irq, TARGET_CPUS);
+        irq_desc[irq].affinity = TARGET_CPUS;
        spin_unlock_irqrestore(&ioapic_lock, flags);
        return 0;
diff --git a/arch/i386/kernel/irq.c b/arch/i386/kernel/irq.c
index 0f2ca590bf23..8db8d514c9c0 100644
--- a/arch/i386/kernel/irq.c
+++ b/arch/i386/kernel/irq.c
@@ -18,8 +18,6 @@
 #include <linux/cpu.h>
 #include <linux/delay.h>
-#include <asm/idle.h>
 #include <asm/apic.h>
 #include <asm/uaccess.h>
@@ -77,7 +75,6 @@ fastcall unsigned int do_IRQ(struct pt_regs *regs)
        union irq_ctx *curctx, *irqctx;
        u32 *isp;
 #endif
-        exit_idle();
        if (unlikely((unsigned)irq >= NR_IRQS)) {
                printk(KERN_EMERG "%s: cannot handle IRQ %d\n",
diff --git a/arch/i386/kernel/process.c b/arch/i386/kernel/process.c
index bea304d48cdb..393a67d5d943 100644
--- a/arch/i386/kernel/process.c
+++ b/arch/i386/kernel/process.c
@@ -49,7 +49,6 @@
 #include <asm/i387.h>
 #include <asm/desc.h>
 #include <asm/vm86.h>
-#include <asm/idle.h>
 #ifdef CONFIG_MATH_EMULATION
 #include <asm/math_emu.h>
 #endif
@@ -82,42 +81,6 @@ void (*pm_idle)(void);
 EXPORT_SYMBOL(pm_idle);
 static DEFINE_PER_CPU(unsigned int, cpu_idle_state);
-static ATOMIC_NOTIFIER_HEAD(idle_notifier);
-void idle_notifier_register(struct notifier_block *n)
-{
-        atomic_notifier_chain_register(&idle_notifier, n);
-}
-void idle_notifier_unregister(struct notifier_block *n)
-{
-        atomic_notifier_chain_unregister(&idle_notifier, n);
-}
-static DEFINE_PER_CPU(volatile unsigned long, idle_state);
-void enter_idle(void)
-{
-        /* needs to be atomic w.r.t. interrupts, not against other CPUs */
-        __set_bit(0, &__get_cpu_var(idle_state));
-        atomic_notifier_call_chain(&idle_notifier, IDLE_START, NULL);
-}
-static void __exit_idle(void)
-{
-        /* needs to be atomic w.r.t. interrupts, not against other CPUs */
-        if (__test_and_clear_bit(0, &__get_cpu_var(idle_state)) == 0)
-                return;
-        atomic_notifier_call_chain(&idle_notifier, IDLE_END, NULL);
-}
-void exit_idle(void)
-{
-        if (current->pid)
-                return;
-        __exit_idle();
-}
 void disable_hlt(void)
 {
        hlt_counter++;
@@ -168,7 +131,6 @@ EXPORT_SYMBOL(default_idle);
 */
 static void poll_idle (void)
 {
-        local_irq_enable();
        cpu_relax();
 }
@@ -229,16 +191,7 @@ void cpu_idle(void)
                                play_dead();
                        __get_cpu_var(irq_stat).idle_timestamp = jiffies;
-                        /*
-                         * Idle routines should keep interrupts disabled
-                         * from here on, until they go to idle.
-                         * Otherwise, idle callbacks can misfire.
-                         */
-                        local_irq_disable();
-                        enter_idle();
                        idle();
-                        __exit_idle();
                }
                tick_nohz_restart_sched_tick();
                preempt_enable_no_resched();
@@ -293,11 +246,7 @@ void mwait_idle_with_hints(unsigned long eax, unsigned long ecx)
                __monitor((void *)&current_thread_info()->flags, 0, 0);
                smp_mb();
                if (!need_resched())
-                        __sti_mwait(eax, ecx);
+                        __mwait(eax, ecx);
-                else
-                        local_irq_enable();
-        } else {
-                local_irq_enable();
        }
 }
diff --git a/arch/i386/kernel/smp.c b/arch/i386/kernel/smp.c
index 9bd9637ae692..0e8977871b1f 100644
--- a/arch/i386/kernel/smp.c
+++ b/arch/i386/kernel/smp.c
@@ -23,7 +23,6 @@
 #include <asm/mtrr.h>
 #include <asm/tlbflush.h>
-#include <asm/idle.h>
 #include <mach_apic.h>
 /*
@@ -624,7 +623,6 @@ fastcall void smp_call_function_interrupt(struct pt_regs *regs)
        /*
         * At this point the info structure may be out of scope unless wait==1
         */
-        exit_idle();
        irq_enter();
        (*func)(info);
        irq_exit();
diff --git a/arch/ia64/kernel/msi_ia64.c b/arch/ia64/kernel/msi_ia64.c
index 0d05450c91c4..e7220900ea14 100644
--- a/arch/ia64/kernel/msi_ia64.c
+++ b/arch/ia64/kernel/msi_ia64.c
@@ -60,7 +60,7 @@ static void ia64_set_msi_irq_affinity(unsigned int irq, cpumask_t cpu_mask)
        msg.address_lo = addr;
        write_msi_msg(irq, &msg);
-        set_native_irq_info(irq, cpu_mask);
+        irq_desc[irq].affinity = cpu_mask;
 }
 #endif /* CONFIG_SMP */
diff --git a/arch/ia64/sn/kernel/msi_sn.c b/arch/ia64/sn/kernel/msi_sn.c
index ea3dc38d73fd..49873aa4a37d 100644
--- a/arch/ia64/sn/kernel/msi_sn.c
+++ b/arch/ia64/sn/kernel/msi_sn.c
@@ -204,7 +204,7 @@ static void sn_set_msi_irq_affinity(unsigned int irq, cpumask_t cpu_mask)
        msg.address_lo = (u32)(bus_addr & 0x00000000ffffffff);
        write_msi_msg(irq, &msg);
-        set_native_irq_info(irq, cpu_mask);
+        irq_desc[irq].affinity = cpu_mask;
 }
 #endif /* CONFIG_SMP */
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index c6f74f1c6398..58e97886d771 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -274,6 +274,7 @@ config MIPS_ATLAS
        select SYS_SUPPORTS_BIG_ENDIAN
        select SYS_SUPPORTS_LITTLE_ENDIAN
        select SYS_SUPPORTS_MULTITHREADING if EXPERIMENTAL
+        select SYS_SUPPORTS_SMARTMIPS
        select GENERIC_HARDIRQS_NO__DO_IRQ
        help
          This enables support for the MIPS Technologies Atlas evaluation
@@ -305,6 +306,7 @@ config MIPS_MALTA
        select SYS_SUPPORTS_BIG_ENDIAN
        select SYS_SUPPORTS_LITTLE_ENDIAN
        select SYS_SUPPORTS_MULTITHREADING
+        select SYS_SUPPORTS_SMARTMIPS
        help
          This enables support for the MIPS Technologies Malta evaluation
          board.
@@ -322,6 +324,7 @@ config MIPS_SEAD
        select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
        select SYS_SUPPORTS_BIG_ENDIAN
        select SYS_SUPPORTS_LITTLE_ENDIAN
+        select SYS_SUPPORTS_SMARTMIPS
        help
          This enables support for the MIPS Technologies SEAD evaluation
          board.
@@ -1641,6 +1644,18 @@ config 64BIT_PHYS_ADDR
 config CPU_HAS_LLSC
        bool
+config CPU_HAS_SMARTMIPS
+        depends on SYS_SUPPORTS_SMARTMIPS
+        bool "Support for the SmartMIPS ASE"
+        help
+          SmartMIPS is a extension of the MIPS32 architecture aimed at
+          increased security at both hardware and software level for
+          smartcards.  Enabling this option will allow proper use of the
+          SmartMIPS instructions by Linux applications.  However a kernel with
+          this option will not work on a MIPS core without SmartMIPS core.  If
+          you don't know you probably don't have SmartMIPS and should say N
+          here.
 config CPU_HAS_WB
        bool
@@ -1704,6 +1719,9 @@ config CPU_SUPPORTS_HIGHMEM
 config SYS_SUPPORTS_HIGHMEM
        bool
+config SYS_SUPPORTS_SMARTMIPS
+        bool
 config ARCH_FLATMEM_ENABLE
        def_bool y
        depends on !NUMA
diff --git a/arch/mips/Makefile b/arch/mips/Makefile
index c68b5d3e5d18..92bca6ad6ab1 100644
--- a/arch/mips/Makefile
+++ b/arch/mips/Makefile
@@ -103,6 +103,8 @@ predef-le += -DMIPSEL -D_MIPSEL -D__MIPSEL -D__MIPSEL__
 cflags-$(CONFIG_CPU_BIG_ENDIAN)         += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' && echo -EB $(undef-all) $(predef-be))
 cflags-$(CONFIG_CPU_LITTLE_ENDIAN)      += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' || echo -EL $(undef-all) $(predef-le))
+cflags-$(CONFIG_CPU_HAS_SMARTMIPS)      += $(call cc-option,-msmartmips)
 cflags-$(CONFIG_SB1XXX_CORELIS) += $(call cc-option,-mno-sched-prolog) \
                                   -fno-omit-frame-pointer
diff --git a/arch/mips/cobalt/mtd.c b/arch/mips/cobalt/mtd.c
index 01d8ec77fe9c..2b088ef3839a 100644
--- a/arch/mips/cobalt/mtd.c
+++ b/arch/mips/cobalt/mtd.c
@@ -24,7 +24,7 @@
 static struct mtd_partition cobalt_mtd_partitions[] = {
        {
-                .name   = "Colo",
+                .name   = "firmware",
                .offset = 0x0,
                .size   = 0x80000,
        },
diff --git a/arch/mips/configs/atlas_defconfig b/arch/mips/configs/atlas_defconfig
index 45874d1038d3..458894933a4c 100644
--- a/arch/mips/configs/atlas_defconfig
+++ b/arch/mips/configs/atlas_defconfig
@@ -139,10 +139,12 @@ CONFIG_MIPS_MT_DISABLED=y
 CONFIG_SYS_SUPPORTS_MULTITHREADING=y
 # CONFIG_64BIT_PHYS_ADDR is not set
 CONFIG_CPU_HAS_LLSC=y
+# CONFIG_CPU_HAS_SMARTMIPS is not set
 CONFIG_CPU_HAS_SYNC=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_IRQ_PROBE=y
 CONFIG_CPU_SUPPORTS_HIGHMEM=y
+CONFIG_SYS_SUPPORTS_SMARTMIPS=y
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_SELECT_MEMORY_MODEL=y
 CONFIG_FLATMEM_MANUAL=y
diff --git a/arch/mips/configs/bigsur_defconfig b/arch/mips/configs/bigsur_defconfig
index b4cdd3e7cdfc..aa05e294ea62 100644
--- a/arch/mips/configs/bigsur_defconfig
+++ b/arch/mips/configs/bigsur_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:35 2007
+# Tue Feb 20 21:47:22 2007
 #
 CONFIG_MIPS=y
@@ -417,6 +417,7 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -589,6 +590,7 @@ CONFIG_NET_SB1250_MAC=y
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
 # CONFIG_QLA3XXX is not set
+# CONFIG_ATL1 is not set
 #
 # Ethernet (10000 Mbit)
@@ -1025,7 +1027,6 @@ CONFIG_FORCED_INLINING=y
 CONFIG_CROSSCOMPILE=y
 CONFIG_CMDLINE=""
 # CONFIG_DEBUG_STACK_USAGE is not set
-# CONFIG_KGDB is not set
 # CONFIG_SB1XXX_CORELIS is not set
 # CONFIG_RUNTIME_DEBUG is not set
diff --git a/arch/mips/configs/capcella_defconfig b/arch/mips/configs/capcella_defconfig
index b05469e0bcd0..b2594fa556f3 100644
--- a/arch/mips/configs/capcella_defconfig
+++ b/arch/mips/configs/capcella_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:36 2007
+# Tue Feb 20 21:47:22 2007
 #
 CONFIG_MIPS=y
@@ -388,6 +388,7 @@ CONFIG_CONNECTOR=m
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
diff --git a/arch/mips/configs/cobalt_defconfig b/arch/mips/configs/cobalt_defconfig
index f88c40fc9948..9090a7aba6c1 100644
--- a/arch/mips/configs/cobalt_defconfig
+++ b/arch/mips/configs/cobalt_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Mon Feb 19 14:51:58 2007
+# Tue Feb 20 21:47:24 2007
 #
 CONFIG_MIPS=y
@@ -425,7 +425,7 @@ CONFIG_MTD_CFI_UTIL=y
 # CONFIG_MTD_COMPLEX_MAPPINGS is not set
 CONFIG_MTD_PHYSMAP=y
 CONFIG_MTD_PHYSMAP_START=0x0
-CONFIG_MTD_PHYSMAP_LEN=0
+CONFIG_MTD_PHYSMAP_LEN=0x0
 CONFIG_MTD_PHYSMAP_BANKWIDTH=0
 # CONFIG_MTD_PLATRAM is not set
@@ -449,7 +449,6 @@ CONFIG_MTD_PHYSMAP_BANKWIDTH=0
 # NAND Flash Device Drivers
 #
 # CONFIG_MTD_NAND is not set
-# CONFIG_MTD_NAND_CAFE is not set
 #
 # OneNAND Flash Device Drivers
@@ -464,6 +463,7 @@ CONFIG_MTD_PHYSMAP_BANKWIDTH=0
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -658,6 +658,7 @@ CONFIG_TULIP=y
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
 CONFIG_QLA3XXX=y
+# CONFIG_ATL1 is not set
 #
 # Ethernet (10000 Mbit)
diff --git a/arch/mips/configs/db1000_defconfig b/arch/mips/configs/db1000_defconfig
index 1db19f1bfd4d..4cb8cf4255a2 100644
--- a/arch/mips/configs/db1000_defconfig
+++ b/arch/mips/configs/db1000_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:39 2007
+# Tue Feb 20 21:47:24 2007
 #
 CONFIG_MIPS=y
@@ -548,6 +548,7 @@ CONFIG_MTD_ALCHEMY=y
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -1103,6 +1104,7 @@ CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_CROSSCOMPILE=y
 CONFIG_CMDLINE=""
+CONFIG_SYS_SUPPORTS_KGDB=y
 #
 # Security options
diff --git a/arch/mips/configs/db1100_defconfig b/arch/mips/configs/db1100_defconfig
index 529e6ebe2a8d..d86dedf27fc4 100644
--- a/arch/mips/configs/db1100_defconfig
+++ b/arch/mips/configs/db1100_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:39 2007
+# Tue Feb 20 21:47:24 2007
 #
 CONFIG_MIPS=y
@@ -537,6 +537,7 @@ CONFIG_MTD_ALCHEMY=y
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -1103,6 +1104,7 @@ CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_CROSSCOMPILE=y
 CONFIG_CMDLINE=""
+CONFIG_SYS_SUPPORTS_KGDB=y
 #
 # Security options
diff --git a/arch/mips/configs/db1200_defconfig b/arch/mips/configs/db1200_defconfig
index 9e86dcd3c31e..c24b6008345e 100644
--- a/arch/mips/configs/db1200_defconfig
+++ b/arch/mips/configs/db1200_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:40 2007
+# Tue Feb 20 21:47:25 2007
 #
 CONFIG_MIPS=y
@@ -541,6 +541,7 @@ CONFIG_MTD_NAND_IDS=y
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -1185,6 +1186,7 @@ CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_CROSSCOMPILE=y
 CONFIG_CMDLINE="mem=48M"
+CONFIG_SYS_SUPPORTS_KGDB=y
 #
 # Security options
diff --git a/arch/mips/configs/db1500_defconfig b/arch/mips/configs/db1500_defconfig
index 9c944611edaa..baad2c5223ba 100644
--- a/arch/mips/configs/db1500_defconfig
+++ b/arch/mips/configs/db1500_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:41 2007
+# Tue Feb 20 21:47:26 2007
 #
 CONFIG_MIPS=y
@@ -542,7 +542,6 @@ CONFIG_MTD_ALCHEMY=y
 # NAND Flash Device Drivers
 #
 # CONFIG_MTD_NAND is not set
-# CONFIG_MTD_NAND_CAFE is not set
 #
 # OneNAND Flash Device Drivers
@@ -557,6 +556,7 @@ CONFIG_MTD_ALCHEMY=y
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -715,6 +715,7 @@ CONFIG_MIPS_AU1X00_ENET=y
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
 CONFIG_QLA3XXX=m
+# CONFIG_ATL1 is not set
 #
 # Ethernet (10000 Mbit)
@@ -1145,6 +1146,7 @@ CONFIG_USB_MON=y
 # CONFIG_USB_RIO500 is not set
 # CONFIG_USB_LEGOTOWER is not set
 # CONFIG_USB_LCD is not set
+# CONFIG_USB_BERRY_CHARGE is not set
 # CONFIG_USB_LED is not set
 # CONFIG_USB_CYPRESS_CY7C63 is not set
 # CONFIG_USB_CYTHERM is not set
@@ -1402,6 +1404,7 @@ CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_CROSSCOMPILE=y
 CONFIG_CMDLINE=""
+CONFIG_SYS_SUPPORTS_KGDB=y
 #
 # Security options
diff --git a/arch/mips/configs/db1550_defconfig b/arch/mips/configs/db1550_defconfig
index 5b18d5da9858..c29fdab0423a 100644
--- a/arch/mips/configs/db1550_defconfig
+++ b/arch/mips/configs/db1550_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:42 2007
+# Tue Feb 20 21:47:27 2007
 #
 CONFIG_MIPS=y
@@ -562,6 +562,7 @@ CONFIG_MTD_NAND_AU1550=m
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -751,6 +752,7 @@ CONFIG_MIPS_AU1X00_ENET=y
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
 CONFIG_QLA3XXX=m
+# CONFIG_ATL1 is not set
 #
 # Ethernet (10000 Mbit)
@@ -1219,6 +1221,7 @@ CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_CROSSCOMPILE=y
 CONFIG_CMDLINE=""
+CONFIG_SYS_SUPPORTS_KGDB=y
 #
 # Security options
diff --git a/arch/mips/configs/ddb5477_defconfig b/arch/mips/configs/ddb5477_defconfig
index 121018886189..f4b316d2cd70 100644
--- a/arch/mips/configs/ddb5477_defconfig
+++ b/arch/mips/configs/ddb5477_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:43 2007
+# Tue Feb 20 21:47:28 2007
 #
 CONFIG_MIPS=y
@@ -386,6 +386,7 @@ CONFIG_PROC_EVENTS=y
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -925,6 +926,7 @@ CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_CROSSCOMPILE=y
 CONFIG_CMDLINE="ip=any"
+CONFIG_SYS_SUPPORTS_KGDB=y
 #
 # Security options
diff --git a/arch/mips/configs/decstation_defconfig b/arch/mips/configs/decstation_defconfig
index 2d717455a82f..9c38e5c77761 100644
--- a/arch/mips/configs/decstation_defconfig
+++ b/arch/mips/configs/decstation_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:44 2007
+# Tue Feb 20 21:47:28 2007
 #
 CONFIG_MIPS=y
@@ -398,6 +398,7 @@ CONFIG_CONNECTOR=m
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
diff --git a/arch/mips/configs/e55_defconfig b/arch/mips/configs/e55_defconfig
index 0ee2fbb35f14..922af379aa41 100644
--- a/arch/mips/configs/e55_defconfig
+++ b/arch/mips/configs/e55_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:44 2007
+# Tue Feb 20 21:47:28 2007
 #
 CONFIG_MIPS=y
@@ -294,6 +294,7 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # Plug and Play support
 #
 # CONFIG_PNP is not set
+# CONFIG_PNPACPI is not set
 #
 # Block devices
diff --git a/arch/mips/configs/emma2rh_defconfig b/arch/mips/configs/emma2rh_defconfig
index 218fe6e5f2db..c0db8f14713d 100644
--- a/arch/mips/configs/emma2rh_defconfig
+++ b/arch/mips/configs/emma2rh_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:46 2007
+# Tue Feb 20 21:47:29 2007
 #
 CONFIG_MIPS=y
@@ -611,7 +611,6 @@ CONFIG_MTD_PHYSMAP_BANKWIDTH=2
 # NAND Flash Device Drivers
 #
 # CONFIG_MTD_NAND is not set
-# CONFIG_MTD_NAND_CAFE is not set
 #
 # OneNAND Flash Device Drivers
@@ -626,6 +625,7 @@ CONFIG_MTD_PHYSMAP_BANKWIDTH=2
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -1039,6 +1039,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_ADM1021 is not set
 # CONFIG_SENSORS_ADM1025 is not set
 # CONFIG_SENSORS_ADM1026 is not set
+# CONFIG_SENSORS_ADM1029 is not set
 # CONFIG_SENSORS_ADM1031 is not set
 # CONFIG_SENSORS_ADM9240 is not set
 # CONFIG_SENSORS_ASB100 is not set
diff --git a/arch/mips/configs/ev64120_defconfig b/arch/mips/configs/ev64120_defconfig
index 5ad4870ad5eb..ce088b36291d 100644
--- a/arch/mips/configs/ev64120_defconfig
+++ b/arch/mips/configs/ev64120_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:46 2007
+# Tue Feb 20 21:47:30 2007
 #
 CONFIG_MIPS=y
@@ -391,6 +391,7 @@ CONFIG_CONNECTOR=m
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -520,6 +521,7 @@ CONFIG_NET_ETHERNET=y
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
 CONFIG_QLA3XXX=m
+# CONFIG_ATL1 is not set
 #
 # Ethernet (10000 Mbit)
@@ -914,6 +916,7 @@ CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_CROSSCOMPILE=y
 CONFIG_CMDLINE="console=ttyS0,115200 root=/dev/nfs rw nfsroot=192.168.1.1:/mnt/disk2/fs.gal ip=192.168.1.211:192.168.1.1:::gt::"
+CONFIG_SYS_SUPPORTS_KGDB=y
 #
 # Security options
diff --git a/arch/mips/configs/excite_defconfig b/arch/mips/configs/excite_defconfig
index 5e179fe599b3..82f204d080b7 100644
--- a/arch/mips/configs/excite_defconfig
+++ b/arch/mips/configs/excite_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:47 2007
+# Tue Feb 20 21:47:31 2007
 #
 CONFIG_MIPS=y
@@ -451,6 +451,7 @@ CONFIG_MTD_NAND_VERIFY_WRITE=y
 # CONFIG_MTD_NAND_ECC_SMC is not set
 CONFIG_MTD_NAND_IDS=y
 # CONFIG_MTD_NAND_DISKONCHIP is not set
+# CONFIG_MTD_NAND_BASLER_EXCITE is not set
 # CONFIG_MTD_NAND_CAFE is not set
 # CONFIG_MTD_NAND_NANDSIM is not set
@@ -467,6 +468,7 @@ CONFIG_MTD_NAND_IDS=y
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -638,6 +640,7 @@ CONFIG_NETDEVICES=y
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
 CONFIG_QLA3XXX=m
+# CONFIG_ATL1 is not set
 #
 # Ethernet (10000 Mbit)
@@ -1008,6 +1011,7 @@ CONFIG_USB_HID=m
 # CONFIG_USB_RIO500 is not set
 # CONFIG_USB_LEGOTOWER is not set
 # CONFIG_USB_LCD is not set
+# CONFIG_USB_BERRY_CHARGE is not set
 # CONFIG_USB_LED is not set
 # CONFIG_USB_CYPRESS_CY7C63 is not set
 # CONFIG_USB_CYTHERM is not set
@@ -1277,6 +1281,7 @@ CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_CROSSCOMPILE=y
 CONFIG_CMDLINE=""
+CONFIG_SYS_SUPPORTS_KGDB=y
 #
 # Security options
diff --git a/arch/mips/configs/ip22_defconfig b/arch/mips/configs/ip22_defconfig
index 864de219eb67..cb81f13bd45a 100644
--- a/arch/mips/configs/ip22_defconfig
+++ b/arch/mips/configs/ip22_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:48 2007
+# Tue Feb 20 21:47:32 2007
 #
 CONFIG_MIPS=y
@@ -620,6 +620,7 @@ CONFIG_CONNECTOR=m
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
diff --git a/arch/mips/configs/ip27_defconfig b/arch/mips/configs/ip27_defconfig
index 7b2f5f8397a2..46f6ac4083b9 100644
--- a/arch/mips/configs/ip27_defconfig
+++ b/arch/mips/configs/ip27_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:49 2007
+# Tue Feb 20 21:47:32 2007
 #
 CONFIG_MIPS=y
@@ -456,6 +456,7 @@ CONFIG_CONNECTOR=m
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -672,6 +673,7 @@ CONFIG_SGI_IOC3_ETH=y
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
 CONFIG_QLA3XXX=m
+# CONFIG_ATL1 is not set
 #
 # Ethernet (10000 Mbit)
@@ -1060,6 +1062,7 @@ CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_LOG_BUF_SHIFT=15
 CONFIG_CROSSCOMPILE=y
 CONFIG_CMDLINE=""
+CONFIG_SYS_SUPPORTS_KGDB=y
 #
 # Security options
diff --git a/arch/mips/configs/ip32_defconfig b/arch/mips/configs/ip32_defconfig
index 14398e8a1768..d9e5000d5329 100644
--- a/arch/mips/configs/ip32_defconfig
+++ b/arch/mips/configs/ip32_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:50 2007
+# Tue Feb 20 21:47:33 2007
 #
 CONFIG_MIPS=y
@@ -396,6 +396,7 @@ CONFIG_PROC_EVENTS=y
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -600,6 +601,7 @@ CONFIG_SGI_O2MACE_ETH=y
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
 CONFIG_QLA3XXX=y
+# CONFIG_ATL1 is not set
 #
 # Ethernet (10000 Mbit)
diff --git a/arch/mips/configs/jaguar-atx_defconfig b/arch/mips/configs/jaguar-atx_defconfig
index b38978794a5a..57ef0c45a62b 100644
--- a/arch/mips/configs/jaguar-atx_defconfig
+++ b/arch/mips/configs/jaguar-atx_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:51 2007
+# Tue Feb 20 21:47:33 2007
 #
 CONFIG_MIPS=y
@@ -375,6 +375,7 @@ CONFIG_CONNECTOR=m
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -518,9 +519,6 @@ CONFIG_EEPRO100=y
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
 CONFIG_MV643XX_ETH=y
-CONFIG_MV643XX_ETH_0=y
-CONFIG_MV643XX_ETH_1=y
-CONFIG_MV643XX_ETH_2=y
 CONFIG_QLA3XXX=m
 #
@@ -833,6 +831,7 @@ CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_CROSSCOMPILE=y
 CONFIG_CMDLINE=""
+CONFIG_SYS_SUPPORTS_KGDB=y
 #
 # Security options
diff --git a/arch/mips/configs/jazz_defconfig b/arch/mips/configs/jazz_defconfig
index dacf0a618d57..21d979f8326c 100644
--- a/arch/mips/configs/jazz_defconfig
+++ b/arch/mips/configs/jazz_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:52 2007
+# Tue Feb 20 21:47:33 2007
 #
 CONFIG_MIPS=y
@@ -646,6 +646,7 @@ CONFIG_PARPORT_1284=y
 # Plug and Play support
 #
 # CONFIG_PNP is not set
+# CONFIG_PNPACPI is not set
 #
 # Block devices
diff --git a/arch/mips/configs/jmr3927_defconfig b/arch/mips/configs/jmr3927_defconfig
index 29ed772455f1..9ebb522fbbbd 100644
--- a/arch/mips/configs/jmr3927_defconfig
+++ b/arch/mips/configs/jmr3927_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:53 2007
+# Tue Feb 20 21:47:34 2007
 #
 CONFIG_MIPS=y
@@ -384,6 +384,7 @@ CONFIG_PROC_EVENTS=y
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -513,6 +514,7 @@ CONFIG_NET_ETHERNET=y
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
 CONFIG_QLA3XXX=y
+# CONFIG_ATL1 is not set
 #
 # Ethernet (10000 Mbit)
diff --git a/arch/mips/configs/lasat200_defconfig b/arch/mips/configs/lasat200_defconfig
index a1437b34e18f..b3f767ff1c5a 100644
--- a/arch/mips/configs/lasat200_defconfig
+++ b/arch/mips/configs/lasat200_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:54 2007
+# Tue Feb 20 21:47:34 2007
 #
 CONFIG_MIPS=y
@@ -454,7 +454,6 @@ CONFIG_MTD_LASAT=y
 # NAND Flash Device Drivers
 #
 # CONFIG_MTD_NAND is not set
-# CONFIG_MTD_NAND_CAFE is not set
 #
 # OneNAND Flash Device Drivers
@@ -469,6 +468,7 @@ CONFIG_MTD_LASAT=y
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -654,6 +654,7 @@ CONFIG_NET_ETHERNET=y
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
 CONFIG_QLA3XXX=m
+# CONFIG_ATL1 is not set
 #
 # Ethernet (10000 Mbit)
diff --git a/arch/mips/configs/malta_defconfig b/arch/mips/configs/malta_defconfig
index 8d21bb96349e..a5f379d626d6 100644
--- a/arch/mips/configs/malta_defconfig
+++ b/arch/mips/configs/malta_defconfig
@@ -145,6 +145,7 @@ CONFIG_SYS_SUPPORTS_MULTITHREADING=y
 CONFIG_MIPS_MT_FPAFF=y
 # CONFIG_64BIT_PHYS_ADDR is not set
 CONFIG_CPU_HAS_LLSC=y
+# CONFIG_CPU_HAS_SMARTMIPS is not set
 CONFIG_CPU_MIPSR2_IRQ_VI=y
 CONFIG_CPU_MIPSR2_SRS=y
 CONFIG_CPU_HAS_SYNC=y
@@ -152,6 +153,7 @@ CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_IRQ_PROBE=y
 CONFIG_IRQ_PER_CPU=y
 CONFIG_CPU_SUPPORTS_HIGHMEM=y
+CONFIG_SYS_SUPPORTS_SMARTMIPS=y
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_SELECT_MEMORY_MODEL=y
 CONFIG_FLATMEM_MANUAL=y
diff --git a/arch/mips/configs/mipssim_defconfig b/arch/mips/configs/mipssim_defconfig
index 2acb99bf2eca..5ff53e184912 100644
--- a/arch/mips/configs/mipssim_defconfig
+++ b/arch/mips/configs/mipssim_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:56 2007
+# Tue Feb 20 21:47:35 2007
 #
 CONFIG_MIPS=y
@@ -436,6 +436,7 @@ CONFIG_FIB_RULES=y
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -878,7 +879,6 @@ CONFIG_FORCED_INLINING=y
 CONFIG_CROSSCOMPILE=y
 CONFIG_CMDLINE="nfsroot=192.168.192.169:/u1/mipsel,timeo=20 ip=dhcp"
 # CONFIG_DEBUG_STACK_USAGE is not set
-# CONFIG_KGDB is not set
 # CONFIG_RUNTIME_DEBUG is not set
 # CONFIG_MIPS_UNCACHED is not set
diff --git a/arch/mips/configs/mpc30x_defconfig b/arch/mips/configs/mpc30x_defconfig
index d52a5a4877da..750e6445c613 100644
--- a/arch/mips/configs/mpc30x_defconfig
+++ b/arch/mips/configs/mpc30x_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:56 2007
+# Tue Feb 20 21:47:35 2007
 #
 CONFIG_MIPS=y
@@ -405,6 +405,7 @@ CONFIG_CONNECTOR=m
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -531,6 +532,7 @@ CONFIG_MII=m
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
 CONFIG_QLA3XXX=m
+# CONFIG_ATL1 is not set
 #
 # Ethernet (10000 Mbit)
@@ -883,6 +885,7 @@ CONFIG_USB_PEGASUS=m
 # CONFIG_USB_RIO500 is not set
 # CONFIG_USB_LEGOTOWER is not set
 # CONFIG_USB_LCD is not set
+# CONFIG_USB_BERRY_CHARGE is not set
 # CONFIG_USB_LED is not set
 # CONFIG_USB_CYPRESS_CY7C63 is not set
 # CONFIG_USB_CYTHERM is not set
diff --git a/arch/mips/configs/ocelot_3_defconfig b/arch/mips/configs/ocelot_3_defconfig
index 746106b88bab..2febd0a7fba2 100644
--- a/arch/mips/configs/ocelot_3_defconfig
+++ b/arch/mips/configs/ocelot_3_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:58 2007
+# Tue Feb 20 21:47:35 2007
 #
 CONFIG_MIPS=y
@@ -496,6 +496,7 @@ CONFIG_CONNECTOR=m
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -713,9 +714,6 @@ CONFIG_E100=y
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
 CONFIG_MV643XX_ETH=y
-CONFIG_MV643XX_ETH_0=y
-CONFIG_MV643XX_ETH_1=y
-CONFIG_MV643XX_ETH_2=y
 CONFIG_QLA3XXX=m
 # CONFIG_ATL1 is not set
diff --git a/arch/mips/configs/ocelot_c_defconfig b/arch/mips/configs/ocelot_c_defconfig
index 4b32b270df39..b8f457300bbf 100644
--- a/arch/mips/configs/ocelot_c_defconfig
+++ b/arch/mips/configs/ocelot_c_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:58 2007
+# Tue Feb 20 21:47:36 2007
 #
 CONFIG_MIPS=y
@@ -393,6 +393,7 @@ CONFIG_PROC_EVENTS=y
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -523,6 +524,7 @@ CONFIG_NET_ETHERNET=y
 # CONFIG_BNX2 is not set
 # CONFIG_MV643XX_ETH is not set
 CONFIG_QLA3XXX=y
+# CONFIG_ATL1 is not set
 #
 # Ethernet (10000 Mbit)
diff --git a/arch/mips/configs/ocelot_defconfig b/arch/mips/configs/ocelot_defconfig
index 674631b09c99..8ade072271cd 100644
--- a/arch/mips/configs/ocelot_defconfig
+++ b/arch/mips/configs/ocelot_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:59 2007
+# Tue Feb 20 21:47:36 2007
 #
 CONFIG_MIPS=y
@@ -390,6 +390,7 @@ CONFIG_PROC_EVENTS=y
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -854,6 +855,7 @@ CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_CROSSCOMPILE=y
 CONFIG_CMDLINE=""
+CONFIG_SYS_SUPPORTS_KGDB=y
 #
 # Security options
diff --git a/arch/mips/configs/ocelot_g_defconfig b/arch/mips/configs/ocelot_g_defconfig
index 260026392347..d20a2216c11d 100644
--- a/arch/mips/configs/ocelot_g_defconfig
+++ b/arch/mips/configs/ocelot_g_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:28:00 2007
+# Tue Feb 20 21:47:36 2007
 #
 CONFIG_MIPS=y
@@ -392,6 +392,7 @@ CONFIG_PROC_EVENTS=y
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -522,6 +523,7 @@ CONFIG_GALILEO_64240_ETH=y
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
 CONFIG_QLA3XXX=y
+# CONFIG_ATL1 is not set
 #
 # Ethernet (10000 Mbit)
diff --git a/arch/mips/configs/pb1100_defconfig b/arch/mips/configs/pb1100_defconfig
index 05a33a2aeb25..33fcc8133bc0 100644
--- a/arch/mips/configs/pb1100_defconfig
+++ b/arch/mips/configs/pb1100_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:28:01 2007
+# Tue Feb 20 21:47:37 2007
 #
 CONFIG_MIPS=y
@@ -549,6 +549,7 @@ CONFIG_MTD_ALCHEMY=y
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -1096,6 +1097,7 @@ CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_CROSSCOMPILE=y
 CONFIG_CMDLINE=""
+CONFIG_SYS_SUPPORTS_KGDB=y
 #
 # Security options
diff --git a/arch/mips/configs/pb1500_defconfig b/arch/mips/configs/pb1500_defconfig
index 34a6bee589bd..e07c55dc8dc1 100644
--- a/arch/mips/configs/pb1500_defconfig
+++ b/arch/mips/configs/pb1500_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:28:02 2007
+# Tue Feb 20 21:47:37 2007
 #
 CONFIG_MIPS=y
@@ -541,7 +541,6 @@ CONFIG_MTD_ALCHEMY=y
 # NAND Flash Device Drivers
 #
 # CONFIG_MTD_NAND is not set
-# CONFIG_MTD_NAND_CAFE is not set
 #
 # OneNAND Flash Device Drivers
@@ -556,6 +555,7 @@ CONFIG_MTD_ALCHEMY=y
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -745,6 +745,7 @@ CONFIG_MIPS_AU1X00_ENET=y
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
 CONFIG_QLA3XXX=m
+# CONFIG_ATL1 is not set
 #
 # Ethernet (10000 Mbit)
@@ -1213,6 +1214,7 @@ CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_CROSSCOMPILE=y
 CONFIG_CMDLINE=""
+CONFIG_SYS_SUPPORTS_KGDB=y
 #
 # Security options
diff --git a/arch/mips/configs/pb1550_defconfig b/arch/mips/configs/pb1550_defconfig
index e3bff462e62e..df210dd22476 100644
--- a/arch/mips/configs/pb1550_defconfig
+++ b/arch/mips/configs/pb1550_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:28:03 2007
+# Tue Feb 20 21:47:37 2007
 #
 CONFIG_MIPS=y
@@ -542,7 +542,6 @@ CONFIG_MTD_ALCHEMY=y
 # NAND Flash Device Drivers
 #
 # CONFIG_MTD_NAND is not set
-# CONFIG_MTD_NAND_CAFE is not set
 #
 # OneNAND Flash Device Drivers
@@ -557,6 +556,7 @@ CONFIG_MTD_ALCHEMY=y
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -746,6 +746,7 @@ CONFIG_MIPS_AU1X00_ENET=y
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
 CONFIG_QLA3XXX=m
+# CONFIG_ATL1 is not set
 #
 # Ethernet (10000 Mbit)
@@ -1206,6 +1207,7 @@ CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_CROSSCOMPILE=y
 CONFIG_CMDLINE=""
+CONFIG_SYS_SUPPORTS_KGDB=y
 #
 # Security options
diff --git a/arch/mips/configs/pnx8550-jbs_defconfig b/arch/mips/configs/pnx8550-jbs_defconfig
index 009b3f87b44e..106a1641c0b5 100644
--- a/arch/mips/configs/pnx8550-jbs_defconfig
+++ b/arch/mips/configs/pnx8550-jbs_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:28:04 2007
+# Tue Feb 20 21:47:38 2007
 #
 CONFIG_MIPS=y
@@ -389,6 +389,7 @@ CONFIG_FW_LOADER=y
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -962,6 +963,7 @@ CONFIG_USB_MON=y
 # CONFIG_USB_RIO500 is not set
 # CONFIG_USB_LEGOTOWER is not set
 # CONFIG_USB_LCD is not set
+# CONFIG_USB_BERRY_CHARGE is not set
 # CONFIG_USB_LED is not set
 # CONFIG_USB_CYPRESS_CY7C63 is not set
 # CONFIG_USB_CYTHERM is not set
@@ -1229,6 +1231,7 @@ CONFIG_CROSSCOMPILE=y
 CONFIG_CMDLINE="console=ttyS1,38400n8 kgdb=ttyS0 root=/dev/nfs ip=bootp"
 # CONFIG_DEBUG_STACK_USAGE is not set
 # CONFIG_KGDB is not set
+CONFIG_SYS_SUPPORTS_KGDB=y
 # CONFIG_RUNTIME_DEBUG is not set
 # CONFIG_MIPS_UNCACHED is not set
diff --git a/arch/mips/configs/pnx8550-stb810_defconfig b/arch/mips/configs/pnx8550-stb810_defconfig
index 5bd377bdbb2c..8caa2cd1aa7c 100644
--- a/arch/mips/configs/pnx8550-stb810_defconfig
+++ b/arch/mips/configs/pnx8550-stb810_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:28:04 2007
+# Tue Feb 20 21:47:38 2007
 #
 CONFIG_MIPS=y
@@ -386,6 +386,7 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -952,6 +953,7 @@ CONFIG_USB_MON=y
 # CONFIG_USB_RIO500 is not set
 # CONFIG_USB_LEGOTOWER is not set
 # CONFIG_USB_LCD is not set
+# CONFIG_USB_BERRY_CHARGE is not set
 # CONFIG_USB_LED is not set
 # CONFIG_USB_CYPRESS_CY7C63 is not set
 # CONFIG_USB_CYTHERM is not set
@@ -1219,6 +1221,7 @@ CONFIG_CROSSCOMPILE=y
 CONFIG_CMDLINE="console=ttyS1,38400n8 kgdb=ttyS0 root=/dev/nfs ip=bootp"
 # CONFIG_DEBUG_STACK_USAGE is not set
 # CONFIG_KGDB is not set
+CONFIG_SYS_SUPPORTS_KGDB=y
 # CONFIG_RUNTIME_DEBUG is not set
 # CONFIG_MIPS_UNCACHED is not set
diff --git a/arch/mips/configs/pnx8550-v2pci_defconfig b/arch/mips/configs/pnx8550-v2pci_defconfig
index cc694709ba65..43f1becec2a4 100644
--- a/arch/mips/configs/pnx8550-v2pci_defconfig
+++ b/arch/mips/configs/pnx8550-v2pci_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:28:06 2007
+# Tue Feb 20 21:47:39 2007
 #
 CONFIG_MIPS=y
@@ -474,6 +474,7 @@ CONFIG_FW_LOADER=y
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -987,6 +988,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_ADM1021 is not set
 # CONFIG_SENSORS_ADM1025 is not set
 # CONFIG_SENSORS_ADM1026 is not set
+# CONFIG_SENSORS_ADM1029 is not set
 # CONFIG_SENSORS_ADM1031 is not set
 # CONFIG_SENSORS_ADM9240 is not set
 # CONFIG_SENSORS_ASB100 is not set
@@ -1209,6 +1211,7 @@ CONFIG_USB_MON=y
 # CONFIG_USB_RIO500 is not set
 # CONFIG_USB_LEGOTOWER is not set
 # CONFIG_USB_LCD is not set
+# CONFIG_USB_BERRY_CHARGE is not set
 # CONFIG_USB_LED is not set
 # CONFIG_USB_CYPRESS_CY7C63 is not set
 # CONFIG_USB_CYTHERM is not set
@@ -1466,6 +1469,7 @@ CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_CROSSCOMPILE=y
 CONFIG_CMDLINE=""
+CONFIG_SYS_SUPPORTS_KGDB=y
 #
 # Security options
diff --git a/arch/mips/configs/qemu_defconfig b/arch/mips/configs/qemu_defconfig
index c18c5e71d8ac..f68396d19f9a 100644
--- a/arch/mips/configs/qemu_defconfig
+++ b/arch/mips/configs/qemu_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:28:06 2007
+# Tue Feb 20 21:47:39 2007
 #
 CONFIG_MIPS=y
@@ -348,6 +348,7 @@ CONFIG_PROC_EVENTS=y
 # Plug and Play support
 #
 # CONFIG_PNP is not set
+# CONFIG_PNPACPI is not set
 #
 # Block devices
diff --git a/arch/mips/configs/rbhma4500_defconfig b/arch/mips/configs/rbhma4500_defconfig
index 678f23217c9a..a6a824fcc874 100644
--- a/arch/mips/configs/rbhma4500_defconfig
+++ b/arch/mips/configs/rbhma4500_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:28:07 2007
+# Tue Feb 20 21:47:39 2007
 #
 CONFIG_MIPS=y
@@ -560,7 +560,6 @@ CONFIG_MTD_CFI_UTIL=y
 # NAND Flash Device Drivers
 #
 # CONFIG_MTD_NAND is not set
-# CONFIG_MTD_NAND_CAFE is not set
 #
 # OneNAND Flash Device Drivers
@@ -576,6 +575,7 @@ CONFIG_MTD_CFI_UTIL=y
 # Plug and Play support
 #
 # CONFIG_PNP is not set
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -1191,6 +1191,7 @@ CONFIG_USB_MON=y
 # CONFIG_USB_RIO500 is not set
 # CONFIG_USB_LEGOTOWER is not set
 # CONFIG_USB_LCD is not set
+# CONFIG_USB_BERRY_CHARGE is not set
 # CONFIG_USB_LED is not set
 # CONFIG_USB_CYPRESS_CY7C63 is not set
 # CONFIG_USB_CYTHERM is not set
@@ -1462,6 +1463,7 @@ CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_CROSSCOMPILE=y
 CONFIG_CMDLINE=""
+CONFIG_SYS_SUPPORTS_KGDB=y
 #
 # Security options
diff --git a/arch/mips/configs/rm200_defconfig b/arch/mips/configs/rm200_defconfig
index 0417e86ab627..bee3702d501d 100644
--- a/arch/mips/configs/rm200_defconfig
+++ b/arch/mips/configs/rm200_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:28:09 2007
+# Tue Feb 20 21:47:40 2007
 #
 CONFIG_MIPS=y
@@ -661,6 +661,7 @@ CONFIG_PARPORT_NOT_PC=y
 # Plug and Play support
 #
 # CONFIG_PNP is not set
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -1397,6 +1398,7 @@ CONFIG_USB_AUERSWALD=m
 CONFIG_USB_RIO500=m
 CONFIG_USB_LEGOTOWER=m
 CONFIG_USB_LCD=m
+# CONFIG_USB_BERRY_CHARGE is not set
 CONFIG_USB_LED=m
 # CONFIG_USB_CYPRESS_CY7C63 is not set
 CONFIG_USB_CYTHERM=m
diff --git a/arch/mips/configs/sb1250-swarm_defconfig b/arch/mips/configs/sb1250-swarm_defconfig
index 533df6fd8b4d..3c891ed10141 100644
--- a/arch/mips/configs/sb1250-swarm_defconfig
+++ b/arch/mips/configs/sb1250-swarm_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:28:09 2007
+# Tue Feb 20 21:47:40 2007
 #
 CONFIG_MIPS=y
@@ -424,6 +424,7 @@ CONFIG_CONNECTOR=m
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -581,6 +582,7 @@ CONFIG_NET_SB1250_MAC=y
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
 CONFIG_QLA3XXX=m
+# CONFIG_ATL1 is not set
 #
 # Ethernet (10000 Mbit)
@@ -945,6 +947,7 @@ CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_LOG_BUF_SHIFT=15
 CONFIG_CROSSCOMPILE=y
 CONFIG_CMDLINE=""
+CONFIG_SYS_SUPPORTS_KGDB=y
 # CONFIG_SB1XXX_CORELIS is not set
 #
diff --git a/arch/mips/configs/sead_defconfig b/arch/mips/configs/sead_defconfig
index 38816fe264a9..e31d964a053b 100644
--- a/arch/mips/configs/sead_defconfig
+++ b/arch/mips/configs/sead_defconfig
@@ -129,10 +129,12 @@ CONFIG_MIPS_MT_DISABLED=y
 # CONFIG_MIPS_VPE_LOADER is not set
 # CONFIG_64BIT_PHYS_ADDR is not set
 CONFIG_CPU_HAS_LLSC=y
+# CONFIG_CPU_HAS_SMARTMIPS is not set
 CONFIG_CPU_HAS_SYNC=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_IRQ_PROBE=y
 CONFIG_CPU_SUPPORTS_HIGHMEM=y
+CONFIG_SYS_SUPPORTS_SMARTMIPS=y
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_SELECT_MEMORY_MODEL=y
 CONFIG_FLATMEM_MANUAL=y
diff --git a/arch/mips/configs/tb0226_defconfig b/arch/mips/configs/tb0226_defconfig
index c2f7c8cea1e8..5771c1aee76a 100644
--- a/arch/mips/configs/tb0226_defconfig
+++ b/arch/mips/configs/tb0226_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:28:11 2007
+# Tue Feb 20 21:47:41 2007
 #
 CONFIG_MIPS=y
@@ -396,6 +396,7 @@ CONFIG_CONNECTOR=m
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -920,6 +921,7 @@ CONFIG_USB_STORAGE=y
 # CONFIG_USB_RIO500 is not set
 # CONFIG_USB_LEGOTOWER is not set
 # CONFIG_USB_LCD is not set
+# CONFIG_USB_BERRY_CHARGE is not set
 # CONFIG_USB_LED is not set
 # CONFIG_USB_CYPRESS_CY7C63 is not set
 # CONFIG_USB_CYTHERM is not set
diff --git a/arch/mips/configs/tb0229_defconfig b/arch/mips/configs/tb0229_defconfig
index 33b788089ab5..a8eb4b182d34 100644
--- a/arch/mips/configs/tb0229_defconfig
+++ b/arch/mips/configs/tb0229_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:28:12 2007
+# Tue Feb 20 21:47:41 2007
 #
 CONFIG_MIPS=y
@@ -397,6 +397,7 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -530,6 +531,7 @@ CONFIG_R8169=y
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
 CONFIG_QLA3XXX=m
+# CONFIG_ATL1 is not set
 #
 # Ethernet (10000 Mbit)
@@ -819,6 +821,7 @@ CONFIG_USB_MON=y
 # CONFIG_USB_RIO500 is not set
 # CONFIG_USB_LEGOTOWER is not set
 # CONFIG_USB_LCD is not set
+# CONFIG_USB_BERRY_CHARGE is not set
 # CONFIG_USB_LED is not set
 # CONFIG_USB_CYPRESS_CY7C63 is not set
 # CONFIG_USB_CYTHERM is not set
diff --git a/arch/mips/configs/tb0287_defconfig b/arch/mips/configs/tb0287_defconfig
index d180586d6385..69b87304fdbc 100644
--- a/arch/mips/configs/tb0287_defconfig
+++ b/arch/mips/configs/tb0287_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:28:13 2007
+# Tue Feb 20 21:47:41 2007
 #
 CONFIG_MIPS=y
@@ -409,6 +409,7 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -675,6 +676,7 @@ CONFIG_R8169=y
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
 # CONFIG_QLA3XXX is not set
+# CONFIG_ATL1 is not set
 #
 # Ethernet (10000 Mbit)
@@ -1016,6 +1018,7 @@ CONFIG_USB_MON=y
 # CONFIG_USB_RIO500 is not set
 # CONFIG_USB_LEGOTOWER is not set
 # CONFIG_USB_LCD is not set
+# CONFIG_USB_BERRY_CHARGE is not set
 # CONFIG_USB_LED is not set
 # CONFIG_USB_CYPRESS_CY7C63 is not set
 # CONFIG_USB_CYTHERM is not set
diff --git a/arch/mips/configs/workpad_defconfig b/arch/mips/configs/workpad_defconfig
index 570f0c1475b3..2abbd6827720 100644
--- a/arch/mips/configs/workpad_defconfig
+++ b/arch/mips/configs/workpad_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:28:13 2007
+# Tue Feb 20 21:47:42 2007
 #
 CONFIG_MIPS=y
@@ -396,6 +396,7 @@ CONFIG_CONNECTOR=m
 # Plug and Play support
 #
 # CONFIG_PNP is not set
+# CONFIG_PNPACPI is not set
 #
 # Block devices
diff --git a/arch/mips/configs/wrppmc_defconfig b/arch/mips/configs/wrppmc_defconfig
index 08f3190dda89..44b6b7c1fdb6 100644
--- a/arch/mips/configs/wrppmc_defconfig
+++ b/arch/mips/configs/wrppmc_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:28:14 2007
+# Tue Feb 20 21:47:42 2007
 #
 CONFIG_MIPS=y
@@ -400,6 +400,7 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
diff --git a/arch/mips/configs/yosemite_defconfig b/arch/mips/configs/yosemite_defconfig
index aa69fee321d2..f24e1c6fc484 100644
--- a/arch/mips/configs/yosemite_defconfig
+++ b/arch/mips/configs/yosemite_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:28:15 2007
+# Tue Feb 20 21:47:42 2007
 #
 CONFIG_MIPS=y
@@ -381,6 +381,7 @@ CONFIG_CONNECTOR=m
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
@@ -841,6 +842,7 @@ CONFIG_CROSSCOMPILE=y
 CONFIG_CMDLINE=""
 # CONFIG_DEBUG_STACK_USAGE is not set
 # CONFIG_KGDB is not set
+CONFIG_SYS_SUPPORTS_KGDB=y
 # CONFIG_RUNTIME_DEBUG is not set
 #
diff --git a/arch/mips/defconfig b/arch/mips/defconfig
index 6c2a233e36cb..8cb8f5919194 100644
--- a/arch/mips/defconfig
+++ b/arch/mips/defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.20
-# Sun Feb 18 21:27:34 2007
+# Tue Feb 20 21:47:14 2007
 #
 CONFIG_MIPS=y
@@ -620,6 +620,7 @@ CONFIG_CONNECTOR=m
 #
 # Plug and Play support
 #
+# CONFIG_PNPACPI is not set
 #
 # Block devices
diff --git a/arch/mips/kernel/asm-offsets.c b/arch/mips/kernel/asm-offsets.c
index c0b089d47181..222de465db73 100644
--- a/arch/mips/kernel/asm-offsets.c
+++ b/arch/mips/kernel/asm-offsets.c
@@ -64,6 +64,9 @@ void output_ptreg_defines(void)
        offset("#define PT_R31    ", struct pt_regs, regs[31]);
        offset("#define PT_LO     ", struct pt_regs, lo);
        offset("#define PT_HI     ", struct pt_regs, hi);
+#ifdef CONFIG_CPU_HAS_SMARTMIPS
+        offset("#define PT_ACX    ", struct pt_regs, acx);
+#endif
        offset("#define PT_EPC    ", struct pt_regs, cp0_epc);
        offset("#define PT_BVADDR ", struct pt_regs, cp0_badvaddr);
        offset("#define PT_STATUS ", struct pt_regs, cp0_status);
@@ -246,6 +249,7 @@ void output_sc_defines(void)
        text("/* Linux sigcontext offsets. */");
        offset("#define SC_REGS       ", struct sigcontext, sc_regs);
        offset("#define SC_FPREGS     ", struct sigcontext, sc_fpregs);
+        offset("#define SC_ACX        ", struct sigcontext, sc_acx);
        offset("#define SC_MDHI       ", struct sigcontext, sc_mdhi);
        offset("#define SC_MDLO       ", struct sigcontext, sc_mdlo);
        offset("#define SC_PC         ", struct sigcontext, sc_pc);
diff --git a/arch/mips/kernel/ptrace.c b/arch/mips/kernel/ptrace.c
index 258d74fd0b63..201ae194d1b8 100644
--- a/arch/mips/kernel/ptrace.c
+++ b/arch/mips/kernel/ptrace.c
@@ -236,6 +236,11 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
                case MMLO:
                        tmp = regs->lo;
                        break;
+#ifdef CONFIG_CPU_HAS_SMARTMIPS
+                case ACX:
+                        tmp = regs->acx;
+                        break;
+#endif
                case FPC_CSR:
                        tmp = child->thread.fpu.fcr31;
                        break;
@@ -362,6 +367,11 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
                case MMLO:
                        regs->lo = data;
                        break;
+#ifdef CONFIG_CPU_HAS_SMARTMIPS
+                case ACX:
+                        regs->acx = data;
+                        break;
+#endif
                case FPC_CSR:
                        child->thread.fpu.fcr31 = data;
                        break;
diff --git a/arch/mips/kernel/signal.c b/arch/mips/kernel/signal.c
index adbfb95e42d0..f091786187a6 100644
--- a/arch/mips/kernel/signal.c
+++ b/arch/mips/kernel/signal.c
@@ -89,6 +89,9 @@ int setup_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc)
        for (i = 1; i < 32; i++)
                err |= __put_user(regs->regs[i], &sc->sc_regs[i]);
+#ifdef CONFIG_CPU_HAS_SMARTMIPS
+        err |= __put_user(regs->acx, &sc->sc_acx);
+#endif
        err |= __put_user(regs->hi, &sc->sc_mdhi);
        err |= __put_user(regs->lo, &sc->sc_mdlo);
        if (cpu_has_dsp) {
@@ -132,6 +135,10 @@ int restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc)
        current_thread_info()->restart_block.fn = do_no_restart_syscall;
        err |= __get_user(regs->cp0_epc, &sc->sc_pc);
+#ifdef CONFIG_CPU_HAS_SMARTMIPS
+        err |= __get_user(regs->acx, &sc->sc_acx);
+#endif
        err |= __get_user(regs->hi, &sc->sc_mdhi);
        err |= __get_user(regs->lo, &sc->sc_mdlo);
        if (cpu_has_dsp) {
diff --git a/arch/mips/kernel/smp.c b/arch/mips/kernel/smp.c
index 0555fc554f65..c46e479c992b 100644
--- a/arch/mips/kernel/smp.c
+++ b/arch/mips/kernel/smp.c
@@ -51,31 +51,14 @@ int __cpu_logical_map[NR_CPUS];		/* Map logical to physical */
 EXPORT_SYMBOL(phys_cpu_present_map);
 EXPORT_SYMBOL(cpu_online_map);
+/* This happens early in bootup, can't really do it better */
 static void smp_tune_scheduling (void)
 {
        struct cache_desc *cd = &current_cpu_data.scache;
-        unsigned long cachesize;       /* kB   */
+        unsigned long cachesize = cd->linesz * cd->sets * cd->ways;
-        unsigned long cpu_khz;
-        /*
+        if (cachesize > max_cache_size)
-         * Crude estimate until we actually meassure ...
+                max_cache_size = cachesize;
-         */
-        cpu_khz = loops_per_jiffy * 2 * HZ / 1000;
-        /*
-         * Rough estimation for SMP scheduling, this is the number of
-         * cycles it takes for a fully memory-limited process to flush
-         * the SMP-local cache.
-         *
-         * (For a P5 this pretty much means we will choose another idle
-         *  CPU almost always at wakeup time (this is due to the small
-         *  L1 cache), on PIIs it's around 50-100 usecs, depending on
-         *  the cache size)
-         */
-        if (!cpu_khz)
-                return;
-        cachesize = cd->linesz * cd->sets * cd->ways;
 }
 extern void __init calibrate_delay(void);
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index 2aa208b99da8..18f56a9dbcfa 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -229,6 +229,9 @@ void show_regs(struct pt_regs *regs)
                        printk("\n");
        }
+#ifdef CONFIG_CPU_HAS_SMARTMIPS
+        printk("Acx    : %0*lx\n", field, regs->acx);
+#endif
        printk("Hi    : %0*lx\n", field, regs->hi);
        printk("Lo    : %0*lx\n", field, regs->lo);
diff --git a/arch/mips/mm/ioremap.c b/arch/mips/mm/ioremap.c
index fc2c96f0a1fd..cea7d0ea36e4 100644
--- a/arch/mips/mm/ioremap.c
+++ b/arch/mips/mm/ioremap.c
@@ -6,13 +6,98 @@
 * (C) Copyright 1995 1996 Linus Torvalds
 * (C) Copyright 2001, 2002 Ralf Baechle
 */
-#include <linux/mm.h>
 #include <linux/module.h>
 #include <asm/addrspace.h>
 #include <asm/byteorder.h>
 #include <linux/vmalloc.h>
-#include <linux/io.h>
+#include <asm/cacheflush.h>
+#include <asm/io.h>
+#include <asm/tlbflush.h>
+static inline void remap_area_pte(pte_t * pte, unsigned long address,
+        phys_t size, phys_t phys_addr, unsigned long flags)
+{
+        phys_t end;
+        unsigned long pfn;
+        pgprot_t pgprot = __pgprot(_PAGE_GLOBAL | _PAGE_PRESENT | __READABLE
+                                   | __WRITEABLE | flags);
+        address &= ~PMD_MASK;
+        end = address + size;
+        if (end > PMD_SIZE)
+                end = PMD_SIZE;
+        if (address >= end)
+                BUG();
+        pfn = phys_addr >> PAGE_SHIFT;
+        do {
+                if (!pte_none(*pte)) {
+                        printk("remap_area_pte: page already exists\n");
+                        BUG();
+                }
+                set_pte(pte, pfn_pte(pfn, pgprot));
+                address += PAGE_SIZE;
+                pfn++;
+                pte++;
+        } while (address && (address < end));
+}
+static inline int remap_area_pmd(pmd_t * pmd, unsigned long address,
+        phys_t size, phys_t phys_addr, unsigned long flags)
+{
+        phys_t end;
+        address &= ~PGDIR_MASK;
+        end = address + size;
+        if (end > PGDIR_SIZE)
+                end = PGDIR_SIZE;
+        phys_addr -= address;
+        if (address >= end)
+                BUG();
+        do {
+                pte_t * pte = pte_alloc_kernel(pmd, address);
+                if (!pte)
+                        return -ENOMEM;
+                remap_area_pte(pte, address, end - address, address + phys_addr, flags);
+                address = (address + PMD_SIZE) & PMD_MASK;
+                pmd++;
+        } while (address && (address < end));
+        return 0;
+}
+static int remap_area_pages(unsigned long address, phys_t phys_addr,
+        phys_t size, unsigned long flags)
+{
+        int error;
+        pgd_t * dir;
+        unsigned long end = address + size;
+        phys_addr -= address;
+        dir = pgd_offset(&init_mm, address);
+        flush_cache_all();
+        if (address >= end)
+                BUG();
+        do {
+                pud_t *pud;
+                pmd_t *pmd;
+                error = -ENOMEM;
+                pud = pud_alloc(&init_mm, dir, address);
+                if (!pud)
+                        break;
+                pmd = pmd_alloc(&init_mm, pud, address);
+                if (!pmd)
+                        break;
+                if (remap_area_pmd(pmd, address, end - address,
+                                         phys_addr + address, flags))
+                        break;
+                error = 0;
+                address = (address + PGDIR_SIZE) & PGDIR_MASK;
+                dir++;
+        } while (address && (address < end));
+        flush_tlb_all();
+        return error;
+}
 /*
 * Generic mapping function (not visible outside):
@@ -36,7 +121,6 @@ void __iomem * __ioremap(phys_t phys_addr, phys_t size, unsigned long flags)
        unsigned long offset;
        phys_t last_addr;
        void * addr;
-        pgprot_t pgprot;
        phys_addr = fixup_bigphys_addr(phys_addr, size);
@@ -68,9 +152,6 @@ void __iomem * __ioremap(phys_t phys_addr, phys_t size, unsigned long flags)
                                return NULL;
        }
-        pgprot = __pgprot(_PAGE_GLOBAL | _PAGE_PRESENT | __READABLE
-                          | __WRITEABLE | flags);
        /*
         * Mappings have to be page-aligned
         */
@@ -85,8 +166,7 @@ void __iomem * __ioremap(phys_t phys_addr, phys_t size, unsigned long flags)
        if (!area)
                return NULL;
        addr = area->addr;
-        if (ioremap_page_range((unsigned long)addr, (unsigned long)addr + size,
+        if (remap_area_pages((unsigned long) addr, phys_addr, size, flags)) {
-                               phys_addr, pgprot)) {
                vunmap(addr);
                return NULL;
        }
diff --git a/arch/mips/momentum/jaguar_atx/platform.c b/arch/mips/momentum/jaguar_atx/platform.c
index c78ba3025af4..3df36eda75af 100644
--- a/arch/mips/momentum/jaguar_atx/platform.c
+++ b/arch/mips/momentum/jaguar_atx/platform.c
@@ -200,7 +200,7 @@ static int __init mv643xx_eth_add_pds(void)
        int ret;
        get_mac(mac);
-        eth_mac_add(eth1_mac_addr, mac, 0);
+        eth_mac_add(eth0_mac_addr, mac, 0);
        eth_mac_add(eth1_mac_addr, mac, 1);
        eth_mac_add(eth2_mac_addr, mac, 2);
        ret = platform_add_devices(mv643xx_eth_pd_devs,
diff --git a/arch/mips/momentum/ocelot_3/platform.c b/arch/mips/momentum/ocelot_3/platform.c
index 0ab8d231cf7d..024aef25f372 100644
--- a/arch/mips/momentum/ocelot_3/platform.c
+++ b/arch/mips/momentum/ocelot_3/platform.c
@@ -200,7 +200,7 @@ static int __init mv643xx_eth_add_pds(void)
        int ret;
        get_mac(mac);
-        eth_mac_add(eth1_mac_addr, mac, 0);
+        eth_mac_add(eth0_mac_addr, mac, 0);
        eth_mac_add(eth1_mac_addr, mac, 1);
        eth_mac_add(eth2_mac_addr, mac, 2);
        ret = platform_add_devices(mv643xx_eth_pd_devs,
diff --git a/arch/mips/momentum/ocelot_c/platform.c b/arch/mips/momentum/ocelot_c/platform.c
index 8e381d447573..fac8b2499387 100644
--- a/arch/mips/momentum/ocelot_c/platform.c
+++ b/arch/mips/momentum/ocelot_c/platform.c
@@ -174,7 +174,7 @@ static int __init mv643xx_eth_add_pds(void)
        int ret;
        get_mac(mac);
-        eth_mac_add(eth1_mac_addr, mac, 0);
+        eth_mac_add(eth0_mac_addr, mac, 0);
        eth_mac_add(eth1_mac_addr, mac, 1);
        ret = platform_add_devices(mv643xx_eth_pd_devs,
                        ARRAY_SIZE(mv643xx_eth_pd_devs));
diff --git a/arch/x86_64/kernel/entry.S b/arch/x86_64/kernel/entry.S
index 9f5dac64aa8f..ed4350ced3d0 100644
--- a/arch/x86_64/kernel/entry.S
+++ b/arch/x86_64/kernel/entry.S
@@ -675,6 +675,9 @@ END(invalidate_interrupt\num)
 ENTRY(call_function_interrupt)
        apicinterrupt CALL_FUNCTION_VECTOR,smp_call_function_interrupt
 END(call_function_interrupt)
+ENTRY(irq_move_cleanup_interrupt)
+        apicinterrupt IRQ_MOVE_CLEANUP_VECTOR,smp_irq_move_cleanup_interrupt
+END(irq_move_cleanup_interrupt)
 #endif
 ENTRY(apic_timer_interrupt)
diff --git a/arch/x86_64/kernel/i8259.c b/arch/x86_64/kernel/i8259.c
index 01e2cf0bdeb1..21d95b747437 100644
--- a/arch/x86_64/kernel/i8259.c
+++ b/arch/x86_64/kernel/i8259.c
@@ -299,7 +299,7 @@ void init_8259A(int auto_eoi)
         * outb_p - this has to work on a wide range of PC hardware.
         */
        outb_p(0x11, 0x20);     /* ICW1: select 8259A-1 init */
-        outb_p(0x20 + 0, 0x21); /* ICW2: 8259A-1 IR0-7 mapped to 0x20-0x27 */
+        outb_p(IRQ0_VECTOR, 0x21);      /* ICW2: 8259A-1 IR0-7 mapped to 0x20-0x27 */
        outb_p(0x04, 0x21);     /* 8259A-1 (the master) has a slave on IR2 */
        if (auto_eoi)
                outb_p(0x03, 0x21);     /* master does Auto EOI */
@@ -307,7 +307,7 @@ void init_8259A(int auto_eoi)
                outb_p(0x01, 0x21);     /* master expects normal EOI */
        outb_p(0x11, 0xA0);     /* ICW1: select 8259A-2 init */
-        outb_p(0x20 + 8, 0xA1); /* ICW2: 8259A-2 IR0-7 mapped to 0x28-0x2f */
+        outb_p(IRQ8_VECTOR, 0xA1);      /* ICW2: 8259A-2 IR0-7 mapped to 0x28-0x2f */
        outb_p(0x02, 0xA1);     /* 8259A-2 is a slave on master's IR2 */
        outb_p(0x01, 0xA1);     /* (slave's support for AEOI in flat mode
                                    is to be investigated) */
@@ -398,24 +398,24 @@ device_initcall(i8259A_init_sysfs);
 static struct irqaction irq2 = { no_action, 0, CPU_MASK_NONE, "cascade", NULL, NULL};
 DEFINE_PER_CPU(vector_irq_t, vector_irq) = {
-        [0 ... FIRST_EXTERNAL_VECTOR - 1] = -1,
+        [0 ... IRQ0_VECTOR - 1] = -1,
-        [FIRST_EXTERNAL_VECTOR + 0] = 0,
+        [IRQ0_VECTOR] = 0,
-        [FIRST_EXTERNAL_VECTOR + 1] = 1,
+        [IRQ1_VECTOR] = 1,
-        [FIRST_EXTERNAL_VECTOR + 2] = 2,
+        [IRQ2_VECTOR] = 2,
-        [FIRST_EXTERNAL_VECTOR + 3] = 3,
+        [IRQ3_VECTOR] = 3,
-        [FIRST_EXTERNAL_VECTOR + 4] = 4,
+        [IRQ4_VECTOR] = 4,
-        [FIRST_EXTERNAL_VECTOR + 5] = 5,
+        [IRQ5_VECTOR] = 5,
-        [FIRST_EXTERNAL_VECTOR + 6] = 6,
+        [IRQ6_VECTOR] = 6,
-        [FIRST_EXTERNAL_VECTOR + 7] = 7,
+        [IRQ7_VECTOR] = 7,
-        [FIRST_EXTERNAL_VECTOR + 8] = 8,
+        [IRQ8_VECTOR] = 8,
-        [FIRST_EXTERNAL_VECTOR + 9] = 9,
+        [IRQ9_VECTOR] = 9,
-        [FIRST_EXTERNAL_VECTOR + 10] = 10,
+        [IRQ10_VECTOR] = 10,
-        [FIRST_EXTERNAL_VECTOR + 11] = 11,
+        [IRQ11_VECTOR] = 11,
-        [FIRST_EXTERNAL_VECTOR + 12] = 12,
+        [IRQ12_VECTOR] = 12,
-        [FIRST_EXTERNAL_VECTOR + 13] = 13,
+        [IRQ13_VECTOR] = 13,
-        [FIRST_EXTERNAL_VECTOR + 14] = 14,
+        [IRQ14_VECTOR] = 14,
-        [FIRST_EXTERNAL_VECTOR + 15] = 15,
+        [IRQ15_VECTOR] = 15,
-        [FIRST_EXTERNAL_VECTOR + 16 ... NR_VECTORS - 1] = -1
+        [IRQ15_VECTOR + 1 ... NR_VECTORS - 1] = -1
 };
 void __init init_ISA_irqs (void)
@@ -450,6 +450,7 @@ void spurious_interrupt(void);
 void error_interrupt(void);
 void reschedule_interrupt(void);
 void call_function_interrupt(void);
+void irq_move_cleanup_interrupt(void);
 void invalidate_interrupt0(void);
 void invalidate_interrupt1(void);
 void invalidate_interrupt2(void);
@@ -520,12 +521,6 @@ void __init init_IRQ(void)
 #ifdef CONFIG_SMP
        /*
-         * IRQ0 must be given a fixed assignment and initialized,
-         * because it's used before the IO-APIC is set up.
-         */
-        __get_cpu_var(vector_irq)[FIRST_DEVICE_VECTOR] = 0;
-        /*
         * The reschedule interrupt is a CPU-to-CPU reschedule-helper
         * IPI, driven by wakeup.
         */
@@ -543,7 +538,10 @@ void __init init_IRQ(void)
        /* IPI for generic function call */
        set_intr_gate(CALL_FUNCTION_VECTOR, call_function_interrupt);
-#endif  
+        /* Low priority IPI to cleanup after moving an irq */
+        set_intr_gate(IRQ_MOVE_CLEANUP_VECTOR, irq_move_cleanup_interrupt);
+#endif
        set_intr_gate(THERMAL_APIC_VECTOR, thermal_interrupt);
        set_intr_gate(THRESHOLD_APIC_VECTOR, threshold_interrupt);
diff --git a/arch/x86_64/kernel/io_apic.c b/arch/x86_64/kernel/io_apic.c
index 950682f35766..48593f6b708f 100644
--- a/arch/x86_64/kernel/io_apic.c
+++ b/arch/x86_64/kernel/io_apic.c
@@ -36,6 +36,7 @@
 #include <acpi/acpi_bus.h>
 #endif
+#include <asm/idle.h>
 #include <asm/io.h>
 #include <asm/smp.h>
 #include <asm/desc.h>
@@ -47,7 +48,35 @@
 #include <asm/msidef.h>
 #include <asm/hypertransport.h>
-static int assign_irq_vector(int irq, cpumask_t mask, cpumask_t *result);
+struct irq_cfg {
+        cpumask_t domain;
+        cpumask_t old_domain;
+        unsigned move_cleanup_count;
+        u8 vector;
+        u8 move_in_progress : 1;
+};
+/* irq_cfg is indexed by the sum of all RTEs in all I/O APICs. */
+struct irq_cfg irq_cfg[NR_IRQS] __read_mostly = {
+        [0]  = { .domain = CPU_MASK_ALL, .vector = IRQ0_VECTOR,  },
+        [1]  = { .domain = CPU_MASK_ALL, .vector = IRQ1_VECTOR,  },
+        [2]  = { .domain = CPU_MASK_ALL, .vector = IRQ2_VECTOR,  },
+        [3]  = { .domain = CPU_MASK_ALL, .vector = IRQ3_VECTOR,  },
+        [4]  = { .domain = CPU_MASK_ALL, .vector = IRQ4_VECTOR,  },
+        [5]  = { .domain = CPU_MASK_ALL, .vector = IRQ5_VECTOR,  },
+        [6]  = { .domain = CPU_MASK_ALL, .vector = IRQ6_VECTOR,  },
+        [7]  = { .domain = CPU_MASK_ALL, .vector = IRQ7_VECTOR,  },
+        [8]  = { .domain = CPU_MASK_ALL, .vector = IRQ8_VECTOR,  },
+        [9]  = { .domain = CPU_MASK_ALL, .vector = IRQ9_VECTOR,  },
+        [10] = { .domain = CPU_MASK_ALL, .vector = IRQ10_VECTOR, },
+        [11] = { .domain = CPU_MASK_ALL, .vector = IRQ11_VECTOR, },
+        [12] = { .domain = CPU_MASK_ALL, .vector = IRQ12_VECTOR, },
+        [13] = { .domain = CPU_MASK_ALL, .vector = IRQ13_VECTOR, },
+        [14] = { .domain = CPU_MASK_ALL, .vector = IRQ14_VECTOR, },
+        [15] = { .domain = CPU_MASK_ALL, .vector = IRQ15_VECTOR, },
+};
+static int assign_irq_vector(int irq, cpumask_t mask);
 #define __apicdebuginit  __init
@@ -74,7 +103,7 @@ int nr_ioapic_registers[MAX_IO_APICS];
 * Rough estimation of how many shared IRQs there are, can
 * be changed anytime.
 */
-#define MAX_PLUS_SHARED_IRQS NR_IRQ_VECTORS
+#define MAX_PLUS_SHARED_IRQS NR_IRQS
 #define PIN_MAP_SIZE (MAX_PLUS_SHARED_IRQS + NR_IRQS)
 /*
@@ -149,11 +178,11 @@ static inline void io_apic_sync(unsigned int apic)
                reg = io_apic_read(entry->apic, 0x10 + R + pin*2);      \
                reg ACTION;                                             \
                io_apic_modify(entry->apic, reg);                       \
+                FINAL;                                                  \
                if (!entry->next)                                       \
                        break;                                          \
                entry = irq_2_pin + entry->next;                        \
        }                                                               \
-        FINAL;                                                          \
 }
 union entry_union {
@@ -237,21 +266,19 @@ static void __target_IO_APIC_irq(unsigned int irq, unsigned int dest, u8 vector)
 static void set_ioapic_affinity_irq(unsigned int irq, cpumask_t mask)
 {
+        struct irq_cfg *cfg = irq_cfg + irq;
        unsigned long flags;
        unsigned int dest;
        cpumask_t tmp;
-        int vector;
        cpus_and(tmp, mask, cpu_online_map);
        if (cpus_empty(tmp))
-                tmp = TARGET_CPUS;
+                return;
-        cpus_and(mask, tmp, CPU_MASK_ALL);
-        vector = assign_irq_vector(irq, mask, &tmp);
+        if (assign_irq_vector(irq, mask))
-        if (vector < 0)
                return;
+        cpus_and(tmp, cfg->domain, mask);
        dest = cpu_mask_to_apicid(tmp);
        /*
@@ -260,8 +287,8 @@ static void set_ioapic_affinity_irq(unsigned int irq, cpumask_t mask)
        dest = SET_APIC_LOGICAL_ID(dest);
        spin_lock_irqsave(&ioapic_lock, flags);
-        __target_IO_APIC_irq(irq, dest, vector);
+        __target_IO_APIC_irq(irq, dest, cfg->vector);
-        set_native_irq_info(irq, mask);
+        irq_desc[irq].affinity = mask;
        spin_unlock_irqrestore(&ioapic_lock, flags);
 }
 #endif
@@ -615,63 +642,7 @@ static int pin_2_irq(int idx, int apic, int pin)
        return irq;
 }
-static inline int IO_APIC_irq_trigger(int irq)
+static int __assign_irq_vector(int irq, cpumask_t mask)
-{
-        int apic, idx, pin;
-        for (apic = 0; apic < nr_ioapics; apic++) {
-                for (pin = 0; pin < nr_ioapic_registers[apic]; pin++) {
-                        idx = find_irq_entry(apic,pin,mp_INT);
-                        if ((idx != -1) && (irq == pin_2_irq(idx,apic,pin)))
-                                return irq_trigger(idx);
-                }
-        }
-        /*
-         * nonexistent IRQs are edge default
-         */
-        return 0;
-}
-/* irq_vectors is indexed by the sum of all RTEs in all I/O APICs. */
-static u8 irq_vector[NR_IRQ_VECTORS] __read_mostly = {
-        [0] = FIRST_EXTERNAL_VECTOR + 0,
-        [1] = FIRST_EXTERNAL_VECTOR + 1,
-        [2] = FIRST_EXTERNAL_VECTOR + 2,
-        [3] = FIRST_EXTERNAL_VECTOR + 3,
-        [4] = FIRST_EXTERNAL_VECTOR + 4,
-        [5] = FIRST_EXTERNAL_VECTOR + 5,
-        [6] = FIRST_EXTERNAL_VECTOR + 6,
-        [7] = FIRST_EXTERNAL_VECTOR + 7,
-        [8] = FIRST_EXTERNAL_VECTOR + 8,
-        [9] = FIRST_EXTERNAL_VECTOR + 9,
-        [10] = FIRST_EXTERNAL_VECTOR + 10,
-        [11] = FIRST_EXTERNAL_VECTOR + 11,
-        [12] = FIRST_EXTERNAL_VECTOR + 12,
-        [13] = FIRST_EXTERNAL_VECTOR + 13,
-        [14] = FIRST_EXTERNAL_VECTOR + 14,
-        [15] = FIRST_EXTERNAL_VECTOR + 15,
-};
-static cpumask_t irq_domain[NR_IRQ_VECTORS] __read_mostly = {
-        [0] = CPU_MASK_ALL,
-        [1] = CPU_MASK_ALL,
-        [2] = CPU_MASK_ALL,
-        [3] = CPU_MASK_ALL,
-        [4] = CPU_MASK_ALL,
-        [5] = CPU_MASK_ALL,
-        [6] = CPU_MASK_ALL,
-        [7] = CPU_MASK_ALL,
-        [8] = CPU_MASK_ALL,
-        [9] = CPU_MASK_ALL,
-        [10] = CPU_MASK_ALL,
-        [11] = CPU_MASK_ALL,
-        [12] = CPU_MASK_ALL,
-        [13] = CPU_MASK_ALL,
-        [14] = CPU_MASK_ALL,
-        [15] = CPU_MASK_ALL,
-};
-static int __assign_irq_vector(int irq, cpumask_t mask, cpumask_t *result)
 {
        /*
         * NOTE! The local APIC isn't very good at handling
@@ -685,20 +656,25 @@ static int __assign_irq_vector(int irq, cpumask_t mask, cpumask_t *result)
         * 0x80, because int 0x80 is hm, kind of importantish. ;)
         */
        static int current_vector = FIRST_DEVICE_VECTOR, current_offset = 0;
-        int old_vector = -1;
+        unsigned int old_vector;
        int cpu;
+        struct irq_cfg *cfg;
-        BUG_ON((unsigned)irq >= NR_IRQ_VECTORS);
+        BUG_ON((unsigned)irq >= NR_IRQS);
+        cfg = &irq_cfg[irq];
        /* Only try and allocate irqs on cpus that are present */
        cpus_and(mask, mask, cpu_online_map);
-        if (irq_vector[irq] > 0)
+        if ((cfg->move_in_progress) || cfg->move_cleanup_count)
-                old_vector = irq_vector[irq];
+                return -EBUSY;
-        if (old_vector > 0) {
-                cpus_and(*result, irq_domain[irq], mask);
+        old_vector = cfg->vector;
-                if (!cpus_empty(*result))
+        if (old_vector) {
-                        return old_vector;
+                cpumask_t tmp;
+                cpus_and(tmp, cfg->domain, mask);
+                if (!cpus_empty(tmp))
+                        return 0;
        }
        for_each_cpu_mask(cpu, mask) {
@@ -728,48 +704,47 @@ next:
                /* Found one! */
                current_vector = vector;
                current_offset = offset;
-                if (old_vector >= 0) {
+                if (old_vector) {
-                        cpumask_t old_mask;
+                        cfg->move_in_progress = 1;
-                        int old_cpu;
+                        cfg->old_domain = cfg->domain;
-                        cpus_and(old_mask, irq_domain[irq], cpu_online_map);
-                        for_each_cpu_mask(old_cpu, old_mask)
-                                per_cpu(vector_irq, old_cpu)[old_vector] = -1;
                }
                for_each_cpu_mask(new_cpu, new_mask)
                        per_cpu(vector_irq, new_cpu)[vector] = irq;
-                irq_vector[irq] = vector;
+                cfg->vector = vector;
-                irq_domain[irq] = domain;
+                cfg->domain = domain;
-                cpus_and(*result, domain, mask);
+                return 0;
-                return vector;
        }
        return -ENOSPC;
 }
-static int assign_irq_vector(int irq, cpumask_t mask, cpumask_t *result)
+static int assign_irq_vector(int irq, cpumask_t mask)
 {
-        int vector;
+        int err;
        unsigned long flags;
        spin_lock_irqsave(&vector_lock, flags);
-        vector = __assign_irq_vector(irq, mask, result);
+        err = __assign_irq_vector(irq, mask);
        spin_unlock_irqrestore(&vector_lock, flags);
-        return vector;
+        return err;
 }
 static void __clear_irq_vector(int irq)
 {
+        struct irq_cfg *cfg;
        cpumask_t mask;
        int cpu, vector;
-        BUG_ON(!irq_vector[irq]);
+        BUG_ON((unsigned)irq >= NR_IRQS);
+        cfg = &irq_cfg[irq];
+        BUG_ON(!cfg->vector);
-        vector = irq_vector[irq];
+        vector = cfg->vector;
-        cpus_and(mask, irq_domain[irq], cpu_online_map);
+        cpus_and(mask, cfg->domain, cpu_online_map);
        for_each_cpu_mask(cpu, mask)
                per_cpu(vector_irq, cpu)[vector] = -1;
-        irq_vector[irq] = 0;
+        cfg->vector = 0;
-        irq_domain[irq] = CPU_MASK_NONE;
+        cfg->domain = CPU_MASK_NONE;
 }
 void __setup_vector_irq(int cpu)
@@ -779,10 +754,10 @@ void __setup_vector_irq(int cpu)
        int irq, vector;
        /* Mark the inuse vectors */
-        for (irq = 0; irq < NR_IRQ_VECTORS; ++irq) {
+        for (irq = 0; irq < NR_IRQS; ++irq) {
-                if (!cpu_isset(cpu, irq_domain[irq]))
+                if (!cpu_isset(cpu, irq_cfg[irq].domain))
                        continue;
-                vector = irq_vector[irq];
+                vector = irq_cfg[irq].vector;
                per_cpu(vector_irq, cpu)[vector] = irq;
        }
        /* Mark the free vectors */
@@ -790,36 +765,46 @@ void __setup_vector_irq(int cpu)
                irq = per_cpu(vector_irq, cpu)[vector];
                if (irq < 0)
                        continue;
-                if (!cpu_isset(cpu, irq_domain[irq]))
+                if (!cpu_isset(cpu, irq_cfg[irq].domain))
                        per_cpu(vector_irq, cpu)[vector] = -1;
        }
 }
-extern void (*interrupt[NR_IRQS])(void);
 static struct irq_chip ioapic_chip;
-#define IOAPIC_AUTO     -1
+static void ioapic_register_intr(int irq, unsigned long trigger)
-#define IOAPIC_EDGE     0
-#define IOAPIC_LEVEL    1
-static void ioapic_register_intr(int irq, int vector, unsigned long trigger)
 {
-        if ((trigger == IOAPIC_AUTO && IO_APIC_irq_trigger(irq)) ||
+        if (trigger)
-                        trigger == IOAPIC_LEVEL)
                set_irq_chip_and_handler_name(irq, &ioapic_chip,
                                              handle_fasteoi_irq, "fasteoi");
        else
                set_irq_chip_and_handler_name(irq, &ioapic_chip,
                                              handle_edge_irq, "edge");
 }
-static void __init setup_IO_APIC_irq(int apic, int pin, int idx, int irq)
+static void setup_IO_APIC_irq(int apic, int pin, unsigned int irq,
+                              int trigger, int polarity)
 {
+        struct irq_cfg *cfg = irq_cfg + irq;
        struct IO_APIC_route_entry entry;
-        int vector;
+        cpumask_t mask;
        unsigned long flags;
+        if (!IO_APIC_IRQ(irq))
+                return;
+        mask = TARGET_CPUS;
+        if (assign_irq_vector(irq, mask))
+                return;
+        cpus_and(mask, cfg->domain, mask);
+        apic_printk(APIC_VERBOSE,KERN_DEBUG
+                    "IOAPIC[%d]: Set routing entry (%d-%d -> 0x%x -> "
+                    "IRQ %d Mode:%i Active:%i)\n",
+                    apic, mp_ioapics[apic].mpc_apicid, pin, cfg->vector,
+                    irq, trigger, polarity);
        /*
         * add it to the IO-APIC irq-routing table:
@@ -828,41 +813,27 @@ static void __init setup_IO_APIC_irq(int apic, int pin, int idx, int irq)
        entry.delivery_mode = INT_DELIVERY_MODE;
        entry.dest_mode = INT_DEST_MODE;
+        entry.dest = cpu_mask_to_apicid(mask);
        entry.mask = 0;                         /* enable IRQ */
-        entry.dest = cpu_mask_to_apicid(TARGET_CPUS);
+        entry.trigger = trigger;
+        entry.polarity = polarity;
-        entry.trigger = irq_trigger(idx);
+        entry.vector = cfg->vector;
-        entry.polarity = irq_polarity(idx);
-        if (irq_trigger(idx)) {
+        /* Mask level triggered irqs.
-                entry.trigger = 1;
+         * Use IRQ_DELAYED_DISABLE for edge triggered irqs.
+         */
+        if (trigger)
                entry.mask = 1;
-                entry.dest = cpu_mask_to_apicid(TARGET_CPUS);
-        }
-        if (!apic && !IO_APIC_IRQ(irq))
-                return;
-        if (IO_APIC_IRQ(irq)) {
-                cpumask_t mask;
-                vector = assign_irq_vector(irq, TARGET_CPUS, &mask);
-                if (vector < 0)
-                        return;
-                entry.dest = cpu_mask_to_apicid(mask);
-                entry.vector = vector;
-                ioapic_register_intr(irq, vector, IOAPIC_AUTO);
+        ioapic_register_intr(irq, trigger);
-                if (!apic && (irq < 16))
+        if (irq < 16)
-                        disable_8259A_irq(irq);
+                disable_8259A_irq(irq);
-        }
        ioapic_write_entry(apic, pin, entry);
        spin_lock_irqsave(&ioapic_lock, flags);
-        set_native_irq_info(irq, TARGET_CPUS);
+        irq_desc[irq].affinity = TARGET_CPUS;
        spin_unlock_irqrestore(&ioapic_lock, flags);
 }
 static void __init setup_IO_APIC_irqs(void)
@@ -887,8 +858,8 @@ static void __init setup_IO_APIC_irqs(void)
                irq = pin_2_irq(idx, apic, pin);
                add_pin_to_irq(irq, apic, pin);
-                setup_IO_APIC_irq(apic, pin, idx, irq);
+                setup_IO_APIC_irq(apic, pin, irq,
+                                  irq_trigger(idx), irq_polarity(idx));
        }
        }
@@ -1373,16 +1344,15 @@ static unsigned int startup_ioapic_irq(unsigned int irq)
 static int ioapic_retrigger_irq(unsigned int irq)
 {
+        struct irq_cfg *cfg = &irq_cfg[irq];
        cpumask_t mask;
-        unsigned vector;
        unsigned long flags;
        spin_lock_irqsave(&vector_lock, flags);
-        vector = irq_vector[irq];
        cpus_clear(mask);
-        cpu_set(first_cpu(irq_domain[irq]), mask);
+        cpu_set(first_cpu(cfg->domain), mask);
-        send_IPI_mask(mask, vector);
+        send_IPI_mask(mask, cfg->vector);
        spin_unlock_irqrestore(&vector_lock, flags);
        return 1;
@@ -1397,8 +1367,68 @@ static int ioapic_retrigger_irq(unsigned int irq)
 * races.
 */
+#ifdef CONFIG_SMP
+asmlinkage void smp_irq_move_cleanup_interrupt(void)
+{
+        unsigned vector, me;
+        ack_APIC_irq();
+        exit_idle();
+        irq_enter();
+        me = smp_processor_id();
+        for (vector = FIRST_EXTERNAL_VECTOR; vector < NR_VECTORS; vector++) {
+                unsigned int irq;
+                struct irq_desc *desc;
+                struct irq_cfg *cfg;
+                irq = __get_cpu_var(vector_irq)[vector];
+                if (irq >= NR_IRQS)
+                        continue;
+                desc = irq_desc + irq;
+                cfg = irq_cfg + irq;
+                spin_lock(&desc->lock);
+                if (!cfg->move_cleanup_count)
+                        goto unlock;
+                if ((vector == cfg->vector) && cpu_isset(me, cfg->domain))
+                        goto unlock;
+                __get_cpu_var(vector_irq)[vector] = -1;
+                cfg->move_cleanup_count--;
+unlock:
+                spin_unlock(&desc->lock);
+        }
+        irq_exit();
+}
+static void irq_complete_move(unsigned int irq)
+{
+        struct irq_cfg *cfg = irq_cfg + irq;
+        unsigned vector, me;
+        if (likely(!cfg->move_in_progress))
+                return;
+        vector = ~get_irq_regs()->orig_rax;
+        me = smp_processor_id();
+        if ((vector == cfg->vector) &&
+            cpu_isset(smp_processor_id(), cfg->domain)) {
+                cpumask_t cleanup_mask;
+                cpus_and(cleanup_mask, cfg->old_domain, cpu_online_map);
+                cfg->move_cleanup_count = cpus_weight(cleanup_mask);
+                send_IPI_mask(cleanup_mask, IRQ_MOVE_CLEANUP_VECTOR);
+                cfg->move_in_progress = 0;
+        }
+}
+#else
+static inline void irq_complete_move(unsigned int irq) {}
+#endif
 static void ack_apic_edge(unsigned int irq)
 {
+        irq_complete_move(irq);
        move_native_irq(irq);
        ack_APIC_irq();
 }
@@ -1407,6 +1437,7 @@ static void ack_apic_level(unsigned int irq)
 {
        int do_unmask_irq = 0;
+        irq_complete_move(irq);
 #if defined(CONFIG_GENERIC_PENDING_IRQ) || defined(CONFIG_IRQBALANCE)
        /* If we are moving the irq we need to mask it */
        if (unlikely(irq_desc[irq].status & IRQ_MOVE_PENDING)) {
@@ -1457,7 +1488,7 @@ static inline void init_IO_APIC_traps(void)
         */
        for (irq = 0; irq < NR_IRQS ; irq++) {
                int tmp = irq;
-                if (IO_APIC_IRQ(tmp) && !irq_vector[tmp]) {
+                if (IO_APIC_IRQ(tmp) && !irq_cfg[tmp].vector) {
                        /*
                         * Hmm.. We don't have an entry for this,
                         * so default to an old-fashioned 8259
@@ -1596,15 +1627,14 @@ static inline void unlock_ExtINT_logic(void)
 */
 static inline void check_timer(void)
 {
+        struct irq_cfg *cfg = irq_cfg + 0;
        int apic1, pin1, apic2, pin2;
-        int vector;
-        cpumask_t mask;
        /*
         * get/set the timer IRQ vector:
         */
        disable_8259A_irq(0);
-        vector = assign_irq_vector(0, TARGET_CPUS, &mask);
+        assign_irq_vector(0, TARGET_CPUS);
        /*
         * Subtle, code in do_timer_interrupt() expects an AEOI
@@ -1624,7 +1654,7 @@ static inline void check_timer(void)
        apic2 = ioapic_i8259.apic;
        apic_printk(APIC_VERBOSE,KERN_INFO "..TIMER: vector=0x%02X apic1=%d pin1=%d apic2=%d pin2=%d\n",
-                vector, apic1, pin1, apic2, pin2);
+                cfg->vector, apic1, pin1, apic2, pin2);
        if (pin1 != -1) {
                /*
@@ -1655,7 +1685,7 @@ static inline void check_timer(void)
                /*
                 * legacy devices should be connected to IO APIC #0
                 */
-                setup_ExtINT_IRQ0_pin(apic2, pin2, vector);
+                setup_ExtINT_IRQ0_pin(apic2, pin2, cfg->vector);
                if (timer_irq_works()) {
                        apic_printk(APIC_VERBOSE," works.\n");
                        nmi_watchdog_default();
@@ -1680,14 +1710,14 @@ static inline void check_timer(void)
        disable_8259A_irq(0);
        irq_desc[0].chip = &lapic_irq_type;
-        apic_write(APIC_LVT0, APIC_DM_FIXED | vector);  /* Fixed mode */
+        apic_write(APIC_LVT0, APIC_DM_FIXED | cfg->vector);     /* Fixed mode */
        enable_8259A_irq(0);
        if (timer_irq_works()) {
                apic_printk(APIC_VERBOSE," works.\n");
                return;
        }
-        apic_write(APIC_LVT0, APIC_LVT_MASKED | APIC_DM_FIXED | vector);
+        apic_write(APIC_LVT0, APIC_LVT_MASKED | APIC_DM_FIXED | cfg->vector);
        apic_printk(APIC_VERBOSE," failed.\n");
        apic_printk(APIC_VERBOSE, KERN_INFO "...trying to set up timer as ExtINT IRQ...");
@@ -1834,19 +1864,16 @@ int create_irq(void)
        /* Allocate an unused irq */
        int irq;
        int new;
-        int vector = 0;
        unsigned long flags;
-        cpumask_t mask;
        irq = -ENOSPC;
        spin_lock_irqsave(&vector_lock, flags);
        for (new = (NR_IRQS - 1); new >= 0; new--) {
                if (platform_legacy_irq(new))
                        continue;
-                if (irq_vector[new] != 0)
+                if (irq_cfg[new].vector != 0)
                        continue;
-                vector = __assign_irq_vector(new, TARGET_CPUS, &mask);
+                if (__assign_irq_vector(new, TARGET_CPUS) == 0)
-                if (likely(vector > 0))
                        irq = new;
                break;
        }
@@ -1875,12 +1902,15 @@ void destroy_irq(unsigned int irq)
 #ifdef CONFIG_PCI_MSI
 static int msi_compose_msg(struct pci_dev *pdev, unsigned int irq, struct msi_msg *msg)
 {
-        int vector;
+        struct irq_cfg *cfg = irq_cfg + irq;
+        int err;
        unsigned dest;
        cpumask_t tmp;
-        vector = assign_irq_vector(irq, TARGET_CPUS, &tmp);
+        tmp = TARGET_CPUS;
-        if (vector >= 0) {
+        err = assign_irq_vector(irq, tmp);
+        if (!err) {
+                cpus_and(tmp, cfg->domain, tmp);
                dest = cpu_mask_to_apicid(tmp);
                msg->address_hi = MSI_ADDR_BASE_HI;
@@ -1900,40 +1930,38 @@ static int msi_compose_msg(struct pci_dev *pdev, unsigned int irq, struct msi_ms
                        ((INT_DELIVERY_MODE != dest_LowestPrio) ?
                                MSI_DATA_DELIVERY_FIXED:
                                MSI_DATA_DELIVERY_LOWPRI) |
-                        MSI_DATA_VECTOR(vector);
+                        MSI_DATA_VECTOR(cfg->vector);
        }
-        return vector;
+        return err;
 }
 #ifdef CONFIG_SMP
 static void set_msi_irq_affinity(unsigned int irq, cpumask_t mask)
 {
+        struct irq_cfg *cfg = irq_cfg + irq;
        struct msi_msg msg;
        unsigned int dest;
        cpumask_t tmp;
-        int vector;
        cpus_and(tmp, mask, cpu_online_map);
        if (cpus_empty(tmp))
-                tmp = TARGET_CPUS;
+                return;
-        cpus_and(mask, tmp, CPU_MASK_ALL);
-        vector = assign_irq_vector(irq, mask, &tmp);
+        if (assign_irq_vector(irq, mask))
-        if (vector < 0)
                return;
+        cpus_and(tmp, cfg->domain, mask);
        dest = cpu_mask_to_apicid(tmp);
        read_msi_msg(irq, &msg);
        msg.data &= ~MSI_DATA_VECTOR_MASK;
-        msg.data |= MSI_DATA_VECTOR(vector);
+        msg.data |= MSI_DATA_VECTOR(cfg->vector);
        msg.address_lo &= ~MSI_ADDR_DEST_ID_MASK;
        msg.address_lo |= MSI_ADDR_DEST_ID(dest);
        write_msi_msg(irq, &msg);
-        set_native_irq_info(irq, mask);
+        irq_desc[irq].affinity = mask;
 }
 #endif /* CONFIG_SMP */
@@ -2004,24 +2032,22 @@ static void target_ht_irq(unsigned int irq, unsigned int dest, u8 vector)
 static void set_ht_irq_affinity(unsigned int irq, cpumask_t mask)
 {
+        struct irq_cfg *cfg = irq_cfg + irq;
        unsigned int dest;
        cpumask_t tmp;
-        int vector;
        cpus_and(tmp, mask, cpu_online_map);
        if (cpus_empty(tmp))
-                tmp = TARGET_CPUS;
+                return;
-        cpus_and(mask, tmp, CPU_MASK_ALL);
-        vector = assign_irq_vector(irq, mask, &tmp);
+        if (assign_irq_vector(irq, mask))
-        if (vector < 0)
                return;
+        cpus_and(tmp, cfg->domain, mask);
        dest = cpu_mask_to_apicid(tmp);
-        target_ht_irq(irq, dest, vector);
+        target_ht_irq(irq, dest, cfg->vector);
-        set_native_irq_info(irq, mask);
+        irq_desc[irq].affinity = mask;
 }
 #endif
@@ -2038,14 +2064,17 @@ static struct irq_chip ht_irq_chip = {
 int arch_setup_ht_irq(unsigned int irq, struct pci_dev *dev)
 {
-        int vector;
+        struct irq_cfg *cfg = irq_cfg + irq;
+        int err;
        cpumask_t tmp;
-        vector = assign_irq_vector(irq, TARGET_CPUS, &tmp);
+        tmp = TARGET_CPUS;
-        if (vector >= 0) {
+        err = assign_irq_vector(irq, tmp);
+        if (!err) {
                struct ht_irq_msg msg;
                unsigned dest;
+                cpus_and(tmp, cfg->domain, tmp);
                dest = cpu_mask_to_apicid(tmp);
                msg.address_hi = HT_IRQ_HIGH_DEST_ID(dest);
@@ -2053,7 +2082,7 @@ int arch_setup_ht_irq(unsigned int irq, struct pci_dev *dev)
                msg.address_lo =
                        HT_IRQ_LOW_BASE |
                        HT_IRQ_LOW_DEST_ID(dest) |
-                        HT_IRQ_LOW_VECTOR(vector) |
+                        HT_IRQ_LOW_VECTOR(cfg->vector) |
                        ((INT_DEST_MODE == 0) ?
                                HT_IRQ_LOW_DM_PHYSICAL :
                                HT_IRQ_LOW_DM_LOGICAL) |
@@ -2068,7 +2097,7 @@ int arch_setup_ht_irq(unsigned int irq, struct pci_dev *dev)
                set_irq_chip_and_handler_name(irq, &ht_irq_chip,
                                              handle_edge_irq, "edge");
        }
-        return vector;
+        return err;
 }
 #endif /* CONFIG_HT_IRQ */
@@ -2095,11 +2124,6 @@ int __init io_apic_get_redir_entries (int ioapic)
 int io_apic_set_pci_routing (int ioapic, int pin, int irq, int triggering, int polarity)
 {
-        struct IO_APIC_route_entry entry;
-        unsigned long flags;
-        int vector;
-        cpumask_t mask;
        if (!IO_APIC_IRQ(irq)) {
                apic_printk(APIC_QUIET,KERN_ERR "IOAPIC[%d]: Invalid reference to IRQ 0\n",
                        ioapic);
@@ -2112,42 +2136,7 @@ int io_apic_set_pci_routing (int ioapic, int pin, int irq, int triggering, int p
        if (irq >= 16)
                add_pin_to_irq(irq, ioapic, pin);
+        setup_IO_APIC_irq(ioapic, pin, irq, triggering, polarity);
-        vector = assign_irq_vector(irq, TARGET_CPUS, &mask);
-        if (vector < 0)
-                return vector;
-        /*
-         * Generate a PCI IRQ routing entry and program the IOAPIC accordingly.
-         * Note that we mask (disable) IRQs now -- these get enabled when the
-         * corresponding device driver registers for this IRQ.
-         */
-        memset(&entry,0,sizeof(entry));
-        entry.delivery_mode = INT_DELIVERY_MODE;
-        entry.dest_mode = INT_DEST_MODE;
-        entry.dest = cpu_mask_to_apicid(mask);
-        entry.trigger = triggering;
-        entry.polarity = polarity;
-        entry.mask = 1;                                  /* Disabled (masked) */
-        entry.vector = vector & 0xff;
-        apic_printk(APIC_VERBOSE,KERN_DEBUG "IOAPIC[%d]: Set PCI routing entry (%d-%d -> 0x%x -> "
-                "IRQ %d Mode:%i Active:%i)\n", ioapic, 
-               mp_ioapics[ioapic].mpc_apicid, pin, entry.vector, irq,
-               triggering, polarity);
-        ioapic_register_intr(irq, entry.vector, triggering);
-        if (!ioapic && (irq < 16))
-                disable_8259A_irq(irq);
-        ioapic_write_entry(ioapic, pin, entry);
-        spin_lock_irqsave(&ioapic_lock, flags);
-        set_native_irq_info(irq, TARGET_CPUS);
-        spin_unlock_irqrestore(&ioapic_lock, flags);
        return 0;
 }
@@ -2179,8 +2168,10 @@ void __init setup_ioapic_dest(void)
                         * when you have too many devices, because at that time only boot
                         * cpu is online.
                         */
-                        if(!irq_vector[irq])
+                        if (!irq_cfg[irq].vector)
-                                setup_IO_APIC_irq(ioapic, pin, irq_entry, irq);
+                                setup_IO_APIC_irq(ioapic, pin, irq,
+                                                  irq_trigger(irq_entry),
+                                                  irq_polarity(irq_entry));
                        else
                                set_ioapic_affinity_irq(irq, TARGET_CPUS);
                }
diff --git a/drivers/char/agp/Makefile b/drivers/char/agp/Makefile
index a0d04a23dacd..627f542827c7 100644
--- a/drivers/char/agp/Makefile
+++ b/drivers/char/agp/Makefile
@@ -1,7 +1,8 @@
 agpgart-y := backend.o frontend.o generic.o isoch.o
+agpgart-$(CONFIG_COMPAT)        += compat_ioctl.o
 obj-$(CONFIG_AGP)               += agpgart.o
-obj-$(CONFIG_COMPAT)            += compat_ioctl.o
 obj-$(CONFIG_AGP_ALI)           += ali-agp.o
 obj-$(CONFIG_AGP_ATI)           += ati-agp.o
 obj-$(CONFIG_AGP_AMD)           += amd-k7-agp.o
diff --git a/drivers/char/agp/agp.h b/drivers/char/agp/agp.h
index 9bd68d9f0f59..fdbca25a3948 100644
--- a/drivers/char/agp/agp.h
+++ b/drivers/char/agp/agp.h
@@ -93,12 +93,12 @@ struct aper_size_info_fixed {
 struct agp_bridge_driver {
        struct module *owner;
-        void *aperture_sizes;
+        const void *aperture_sizes;
        int num_aperture_sizes;
        enum aper_size_type size_type;
        int cant_use_aperture;
        int needs_scratch_page;
-        struct gatt_mask *masks;
+        const struct gatt_mask *masks;
        int (*fetch_size)(void);
        int (*configure)(void);
        void (*agp_enable)(struct agp_bridge_data *, u32);
@@ -119,7 +119,7 @@ struct agp_bridge_driver {
 struct agp_bridge_data {
        const struct agp_version *version;
-        struct agp_bridge_driver *driver;
+        const struct agp_bridge_driver *driver;
        struct vm_operations_struct *vm_ops;
        void *previous_size;
        void *current_size;
@@ -290,7 +290,7 @@ void agp3_generic_cleanup(void);
 /* aperture sizes have been standardised since v3 */
 #define AGP_GENERIC_SIZES_ENTRIES 11
-extern struct aper_size_info_16 agp3_generic_sizes[];
+extern const struct aper_size_info_16 agp3_generic_sizes[];
 #define virt_to_gart(x) (phys_to_gart(virt_to_phys(x)))
 #define gart_to_virt(x) (phys_to_virt(gart_to_phys(x)))
diff --git a/drivers/char/agp/ali-agp.c b/drivers/char/agp/ali-agp.c
index 98177a93076f..5b684fddcc03 100644
--- a/drivers/char/agp/ali-agp.c
+++ b/drivers/char/agp/ali-agp.c
@@ -182,7 +182,7 @@ static void m1541_destroy_page(void * addr)
 /* Setup function */
-static struct aper_size_info_32 ali_generic_sizes[7] =
+static const struct aper_size_info_32 ali_generic_sizes[7] =
 {
        {256, 65536, 6, 10},
        {128, 32768, 5, 9},
@@ -193,7 +193,7 @@ static struct aper_size_info_32 ali_generic_sizes[7] =
        {4, 1024, 0, 3}
 };
-static struct agp_bridge_driver ali_generic_bridge = {
+static const struct agp_bridge_driver ali_generic_bridge = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = ali_generic_sizes,
        .size_type              = U32_APER_SIZE,
@@ -217,7 +217,7 @@ static struct agp_bridge_driver ali_generic_bridge = {
        .agp_type_to_mask_type  = agp_generic_type_to_mask_type,
 };
-static struct agp_bridge_driver ali_m1541_bridge = {
+static const struct agp_bridge_driver ali_m1541_bridge = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = ali_generic_sizes,
        .size_type              = U32_APER_SIZE,
diff --git a/drivers/char/agp/amd-k7-agp.c b/drivers/char/agp/amd-k7-agp.c
index 3d8d448bf394..e6c534e62846 100644
--- a/drivers/char/agp/amd-k7-agp.c
+++ b/drivers/char/agp/amd-k7-agp.c
@@ -344,7 +344,7 @@ static int amd_remove_memory(struct agp_memory *mem, off_t pg_start, int type)
        return 0;
 }
-static struct aper_size_info_lvl2 amd_irongate_sizes[7] =
+static const struct aper_size_info_lvl2 amd_irongate_sizes[7] =
 {
        {2048, 524288, 0x0000000c},
        {1024, 262144, 0x0000000a},
@@ -355,12 +355,12 @@ static struct aper_size_info_lvl2 amd_irongate_sizes[7] =
        {32, 8192, 0x00000000}
 };
-static struct gatt_mask amd_irongate_masks[] =
+static const struct gatt_mask amd_irongate_masks[] =
 {
        {.mask = 1, .type = 0}
 };
-static struct agp_bridge_driver amd_irongate_driver = {
+static const struct agp_bridge_driver amd_irongate_driver = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = amd_irongate_sizes,
        .size_type              = LVL2_APER_SIZE,
diff --git a/drivers/char/agp/amd64-agp.c b/drivers/char/agp/amd64-agp.c
index 636d984ed4a6..485720486d60 100644
--- a/drivers/char/agp/amd64-agp.c
+++ b/drivers/char/agp/amd64-agp.c
@@ -192,7 +192,7 @@ static u64 amd64_configure (struct pci_dev *hammer, u64 gatt_table)
 }
-static struct aper_size_info_32 amd_8151_sizes[7] =
+static const struct aper_size_info_32 amd_8151_sizes[7] =
 {
        {2048, 524288, 9, 0x00000000 }, /* 0 0 0 0 0 0 */
        {1024, 262144, 8, 0x00000400 }, /* 1 0 0 0 0 0 */
@@ -232,7 +232,7 @@ static void amd64_cleanup(void)
 }
-static struct agp_bridge_driver amd_8151_driver = {
+static const struct agp_bridge_driver amd_8151_driver = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = amd_8151_sizes,
        .size_type              = U32_APER_SIZE,
diff --git a/drivers/char/agp/ati-agp.c b/drivers/char/agp/ati-agp.c
index 77c9ad68fba9..780e59e588ad 100644
--- a/drivers/char/agp/ati-agp.c
+++ b/drivers/char/agp/ati-agp.c
@@ -24,7 +24,7 @@
 #define ATI_GART_CACHE_ENTRY_CNTRL      0x10
-static struct aper_size_info_lvl2 ati_generic_sizes[7] =
+static const struct aper_size_info_lvl2 ati_generic_sizes[7] =
 {
        {2048, 524288, 0x0000000c},
        {1024, 262144, 0x0000000a},
@@ -410,7 +410,7 @@ static int ati_free_gatt_table(struct agp_bridge_data *bridge)
        return 0;
 }
-static struct agp_bridge_driver ati_generic_bridge = {
+static const struct agp_bridge_driver ati_generic_bridge = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = ati_generic_sizes,
        .size_type              = LVL2_APER_SIZE,
diff --git a/drivers/char/agp/efficeon-agp.c b/drivers/char/agp/efficeon-agp.c
index 658cb1a72d2c..df8da7262853 100644
--- a/drivers/char/agp/efficeon-agp.c
+++ b/drivers/char/agp/efficeon-agp.c
@@ -59,7 +59,7 @@ static struct _efficeon_private {
        unsigned long l1_table[EFFICEON_L1_SIZE];
 } efficeon_private;
-static struct gatt_mask efficeon_generic_masks[] =
+static const struct gatt_mask efficeon_generic_masks[] =
 {
        {.mask = 0x00000001, .type = 0}
 };
@@ -70,7 +70,7 @@ static inline unsigned long efficeon_mask_memory(unsigned long addr)
        return addr | 0x00000001;
 }
-static struct aper_size_info_lvl2 efficeon_generic_sizes[4] =
+static const struct aper_size_info_lvl2 efficeon_generic_sizes[4] =
 {
        {256, 65536, 0},
        {128, 32768, 32},
@@ -309,7 +309,7 @@ static int efficeon_remove_memory(struct agp_memory * mem, off_t pg_start, int t
 }
-static struct agp_bridge_driver efficeon_driver = {
+static const struct agp_bridge_driver efficeon_driver = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = efficeon_generic_sizes,
        .size_type              = LVL2_APER_SIZE,
diff --git a/drivers/char/agp/generic.c b/drivers/char/agp/generic.c
index 7923337c3d26..f902d71947ba 100644
--- a/drivers/char/agp/generic.c
+++ b/drivers/char/agp/generic.c
@@ -1340,7 +1340,7 @@ void agp3_generic_cleanup(void)
 }
 EXPORT_SYMBOL(agp3_generic_cleanup);
-struct aper_size_info_16 agp3_generic_sizes[AGP_GENERIC_SIZES_ENTRIES] =
+const struct aper_size_info_16 agp3_generic_sizes[AGP_GENERIC_SIZES_ENTRIES] =
 {
        {4096, 1048576, 10,0x000},
        {2048,  524288, 9, 0x800},
diff --git a/drivers/char/agp/hp-agp.c b/drivers/char/agp/hp-agp.c
index 847deabf7f9b..79f7c01db75a 100644
--- a/drivers/char/agp/hp-agp.c
+++ b/drivers/char/agp/hp-agp.c
@@ -419,7 +419,7 @@ hp_zx1_enable (struct agp_bridge_data *bridge, u32 mode)
        agp_device_command(command, (mode & AGP8X_MODE) != 0);
 }
-struct agp_bridge_driver hp_zx1_driver = {
+struct const agp_bridge_driver hp_zx1_driver = {
        .owner                  = THIS_MODULE,
        .size_type              = FIXED_APER_SIZE,
        .configure              = hp_zx1_configure,
diff --git a/drivers/char/agp/i460-agp.c b/drivers/char/agp/i460-agp.c
index 3e7618653abd..1cde376a45ef 100644
--- a/drivers/char/agp/i460-agp.c
+++ b/drivers/char/agp/i460-agp.c
@@ -78,7 +78,7 @@ static struct {
        } *lp_desc;
 } i460;
-static struct aper_size_info_8 i460_sizes[3] =
+static const struct aper_size_info_8 i460_sizes[3] =
 {
        /*
         * The 32GB aperture is only available with a 4M GART page size.  Due to the
@@ -550,7 +550,7 @@ static unsigned long i460_mask_memory (struct agp_bridge_data *bridge,
                | (((addr & ~((1 << I460_IO_PAGE_SHIFT) - 1)) & 0xfffff000) >> 12);
 }
-struct agp_bridge_driver intel_i460_driver = {
+struct const agp_bridge_driver intel_i460_driver = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = i460_sizes,
        .size_type              = U8_APER_SIZE,
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index 06b0bb6d982f..e542a628f1c7 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -63,7 +63,7 @@ extern int agp_memory_reserved;
 #define INTEL_I7505_AGPCTRL     0x70
 #define INTEL_I7505_MCHCFG      0x50
-static struct aper_size_info_fixed intel_i810_sizes[] =
+static const struct aper_size_info_fixed intel_i810_sizes[] =
 {
        {64, 16384, 4},
        /* The 32M mode still requires a 64k gatt */
@@ -1365,18 +1365,18 @@ static int intel_7505_configure(void)
 }
 /* Setup function */
-static struct gatt_mask intel_generic_masks[] =
+static const struct gatt_mask intel_generic_masks[] =
 {
        {.mask = 0x00000017, .type = 0}
 };
-static struct aper_size_info_8 intel_815_sizes[2] =
+static const struct aper_size_info_8 intel_815_sizes[2] =
 {
        {64, 16384, 4, 0},
        {32, 8192, 3, 8},
 };
-static struct aper_size_info_8 intel_8xx_sizes[7] =
+static const struct aper_size_info_8 intel_8xx_sizes[7] =
 {
        {256, 65536, 6, 0},
        {128, 32768, 5, 32},
@@ -1387,7 +1387,7 @@ static struct aper_size_info_8 intel_8xx_sizes[7] =
        {4, 1024, 0, 63}
 };
-static struct aper_size_info_16 intel_generic_sizes[7] =
+static const struct aper_size_info_16 intel_generic_sizes[7] =
 {
        {256, 65536, 6, 0},
        {128, 32768, 5, 32},
@@ -1398,7 +1398,7 @@ static struct aper_size_info_16 intel_generic_sizes[7] =
        {4, 1024, 0, 63}
 };
-static struct aper_size_info_8 intel_830mp_sizes[4] =
+static const struct aper_size_info_8 intel_830mp_sizes[4] =
 {
        {256, 65536, 6, 0},
        {128, 32768, 5, 32},
@@ -1406,7 +1406,7 @@ static struct aper_size_info_8 intel_830mp_sizes[4] =
        {32, 8192, 3, 56}
 };
-static struct agp_bridge_driver intel_generic_driver = {
+static const struct agp_bridge_driver intel_generic_driver = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = intel_generic_sizes,
        .size_type              = U16_APER_SIZE,
@@ -1430,7 +1430,7 @@ static struct agp_bridge_driver intel_generic_driver = {
        .agp_type_to_mask_type  = agp_generic_type_to_mask_type,
 };
-static struct agp_bridge_driver intel_810_driver = {
+static const struct agp_bridge_driver intel_810_driver = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = intel_i810_sizes,
        .size_type              = FIXED_APER_SIZE,
@@ -1455,7 +1455,7 @@ static struct agp_bridge_driver intel_810_driver = {
        .agp_type_to_mask_type  = agp_generic_type_to_mask_type,
 };
-static struct agp_bridge_driver intel_815_driver = {
+static const struct agp_bridge_driver intel_815_driver = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = intel_815_sizes,
        .size_type              = U8_APER_SIZE,
@@ -1479,7 +1479,7 @@ static struct agp_bridge_driver intel_815_driver = {
        .agp_type_to_mask_type  = agp_generic_type_to_mask_type,
 };
-static struct agp_bridge_driver intel_830_driver = {
+static const struct agp_bridge_driver intel_830_driver = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = intel_i830_sizes,
        .size_type              = FIXED_APER_SIZE,
@@ -1504,7 +1504,7 @@ static struct agp_bridge_driver intel_830_driver = {
        .agp_type_to_mask_type  = intel_i830_type_to_mask_type,
 };
-static struct agp_bridge_driver intel_820_driver = {
+static const struct agp_bridge_driver intel_820_driver = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = intel_8xx_sizes,
        .size_type              = U8_APER_SIZE,
@@ -1528,7 +1528,7 @@ static struct agp_bridge_driver intel_820_driver = {
        .agp_type_to_mask_type  = agp_generic_type_to_mask_type,
 };
-static struct agp_bridge_driver intel_830mp_driver = {
+static const struct agp_bridge_driver intel_830mp_driver = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = intel_830mp_sizes,
        .size_type              = U8_APER_SIZE,
@@ -1552,7 +1552,7 @@ static struct agp_bridge_driver intel_830mp_driver = {
        .agp_type_to_mask_type  = agp_generic_type_to_mask_type,
 };
-static struct agp_bridge_driver intel_840_driver = {
+static const struct agp_bridge_driver intel_840_driver = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = intel_8xx_sizes,
        .size_type              = U8_APER_SIZE,
@@ -1576,7 +1576,7 @@ static struct agp_bridge_driver intel_840_driver = {
        .agp_type_to_mask_type  = agp_generic_type_to_mask_type,
 };
-static struct agp_bridge_driver intel_845_driver = {
+static const struct agp_bridge_driver intel_845_driver = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = intel_8xx_sizes,
        .size_type              = U8_APER_SIZE,
@@ -1600,7 +1600,7 @@ static struct agp_bridge_driver intel_845_driver = {
        .agp_type_to_mask_type  = agp_generic_type_to_mask_type,
 };
-static struct agp_bridge_driver intel_850_driver = {
+static const struct agp_bridge_driver intel_850_driver = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = intel_8xx_sizes,
        .size_type              = U8_APER_SIZE,
@@ -1624,7 +1624,7 @@ static struct agp_bridge_driver intel_850_driver = {
        .agp_type_to_mask_type  = agp_generic_type_to_mask_type,
 };
-static struct agp_bridge_driver intel_860_driver = {
+static const struct agp_bridge_driver intel_860_driver = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = intel_8xx_sizes,
        .size_type              = U8_APER_SIZE,
@@ -1648,7 +1648,7 @@ static struct agp_bridge_driver intel_860_driver = {
        .agp_type_to_mask_type  = agp_generic_type_to_mask_type,
 };
-static struct agp_bridge_driver intel_915_driver = {
+static const struct agp_bridge_driver intel_915_driver = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = intel_i830_sizes,
        .size_type              = FIXED_APER_SIZE,
@@ -1673,7 +1673,7 @@ static struct agp_bridge_driver intel_915_driver = {
        .agp_type_to_mask_type  = intel_i830_type_to_mask_type,
 };
-static struct agp_bridge_driver intel_i965_driver = {
+static const struct agp_bridge_driver intel_i965_driver = {
       .owner                  = THIS_MODULE,
       .aperture_sizes         = intel_i830_sizes,
       .size_type              = FIXED_APER_SIZE,
@@ -1698,7 +1698,7 @@ static struct agp_bridge_driver intel_i965_driver = {
       .agp_type_to_mask_type  = intel_i830_type_to_mask_type,
 };
-static struct agp_bridge_driver intel_7505_driver = {
+static const struct agp_bridge_driver intel_7505_driver = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = intel_8xx_sizes,
        .size_type              = U8_APER_SIZE,
diff --git a/drivers/char/agp/nvidia-agp.c b/drivers/char/agp/nvidia-agp.c
index 2563286b2fcf..0c9dab557c94 100644
--- a/drivers/char/agp/nvidia-agp.c
+++ b/drivers/char/agp/nvidia-agp.c
@@ -272,7 +272,7 @@ static void nvidia_tlbflush(struct agp_memory *mem)
 }
-static struct aper_size_info_8 nvidia_generic_sizes[5] =
+static const struct aper_size_info_8 nvidia_generic_sizes[5] =
 {
        {512, 131072, 7, 0},
        {256, 65536, 6, 8},
@@ -283,13 +283,13 @@ static struct aper_size_info_8 nvidia_generic_sizes[5] =
 };
-static struct gatt_mask nvidia_generic_masks[] =
+static const struct gatt_mask nvidia_generic_masks[] =
 {
        { .mask = 1, .type = 0}
 };
-static struct agp_bridge_driver nvidia_driver = {
+static const struct agp_bridge_driver nvidia_driver = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = nvidia_generic_sizes,
        .size_type              = U8_APER_SIZE,
diff --git a/drivers/char/agp/parisc-agp.c b/drivers/char/agp/parisc-agp.c
index b7b4590673ae..36d07e3635c6 100644
--- a/drivers/char/agp/parisc-agp.c
+++ b/drivers/char/agp/parisc-agp.c
@@ -210,7 +210,7 @@ parisc_agp_enable(struct agp_bridge_data *bridge, u32 mode)
        agp_device_command(command, (mode & AGP8X_MODE) != 0);
 }
-struct agp_bridge_driver parisc_agp_driver = {
+struct const agp_bridge_driver parisc_agp_driver = {
        .owner                  = THIS_MODULE,
        .size_type              = FIXED_APER_SIZE,
        .configure              = parisc_agp_configure,
diff --git a/drivers/char/agp/sgi-agp.c b/drivers/char/agp/sgi-agp.c
index 92d1dc45b9be..e12773acf3df 100644
--- a/drivers/char/agp/sgi-agp.c
+++ b/drivers/char/agp/sgi-agp.c
@@ -247,7 +247,7 @@ static struct agp_bridge_data *sgi_tioca_find_bridge(struct pci_dev *pdev)
        return bridge;
 }
-struct agp_bridge_driver sgi_tioca_driver = {
+struct const agp_bridge_driver sgi_tioca_driver = {
        .owner = THIS_MODULE,
        .size_type = U16_APER_SIZE,
        .configure = sgi_tioca_configure,
diff --git a/drivers/char/agp/sis-agp.c b/drivers/char/agp/sis-agp.c
index 60342b708152..125f4282d955 100644
--- a/drivers/char/agp/sis-agp.c
+++ b/drivers/char/agp/sis-agp.c
@@ -108,7 +108,7 @@ static void sis_delayed_enable(struct agp_bridge_data *bridge, u32 mode)
        }
 }
-static struct aper_size_info_8 sis_generic_sizes[7] =
+static const struct aper_size_info_8 sis_generic_sizes[7] =
 {
        {256, 65536, 6, 99},
        {128, 32768, 5, 83},
diff --git a/drivers/char/agp/sworks-agp.c b/drivers/char/agp/sworks-agp.c
index 9f5ae7714f85..55212a3811fd 100644
--- a/drivers/char/agp/sworks-agp.c
+++ b/drivers/char/agp/sworks-agp.c
@@ -385,12 +385,12 @@ static int serverworks_remove_memory(struct agp_memory *mem, off_t pg_start,
        return 0;
 }
-static struct gatt_mask serverworks_masks[] =
+static const struct gatt_mask serverworks_masks[] =
 {
        {.mask = 1, .type = 0}
 };
-static struct aper_size_info_lvl2 serverworks_sizes[7] =
+static const struct aper_size_info_lvl2 serverworks_sizes[7] =
 {
        {2048, 524288, 0x80000000},
        {1024, 262144, 0xc0000000},
@@ -423,7 +423,7 @@ static void serverworks_agp_enable(struct agp_bridge_data *bridge, u32 mode)
        agp_device_command(command, 0);
 }
-static struct agp_bridge_driver sworks_driver = {
+static const struct agp_bridge_driver sworks_driver = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = serverworks_sizes,
        .size_type              = LVL2_APER_SIZE,
diff --git a/drivers/char/agp/uninorth-agp.c b/drivers/char/agp/uninorth-agp.c
index 6c45702e542c..292b4ad1ae37 100644
--- a/drivers/char/agp/uninorth-agp.c
+++ b/drivers/char/agp/uninorth-agp.c
@@ -460,7 +460,7 @@ void null_cache_flush(void)
 /* Setup function */
-static struct aper_size_info_32 uninorth_sizes[7] =
+static const struct aper_size_info_32 uninorth_sizes[7] =
 {
 #if 0 /* Not sure uninorth supports that high aperture sizes */
        {256, 65536, 6, 64},
@@ -477,7 +477,7 @@ static struct aper_size_info_32 uninorth_sizes[7] =
 * Not sure that u3 supports that high aperture sizes but it
 * would strange if it did not :)
 */
-static struct aper_size_info_32 u3_sizes[8] =
+static const struct aper_size_info_32 u3_sizes[8] =
 {
        {512, 131072, 7, 128},
        {256, 65536, 6, 64},
@@ -489,7 +489,7 @@ static struct aper_size_info_32 u3_sizes[8] =
        {4, 1024, 0, 1}
 };
-struct agp_bridge_driver uninorth_agp_driver = {
+struct const agp_bridge_driver uninorth_agp_driver = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = (void *)uninorth_sizes,
        .size_type              = U32_APER_SIZE,
@@ -514,7 +514,7 @@ struct agp_bridge_driver uninorth_agp_driver = {
        .cant_use_aperture      = 1,
 };
-struct agp_bridge_driver u3_agp_driver = {
+struct const agp_bridge_driver u3_agp_driver = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = (void *)u3_sizes,
        .size_type              = U32_APER_SIZE,
diff --git a/drivers/char/agp/via-agp.c b/drivers/char/agp/via-agp.c
index 2e7c04370cd9..a2bb4eccaab4 100644
--- a/drivers/char/agp/via-agp.c
+++ b/drivers/char/agp/via-agp.c
@@ -89,7 +89,7 @@ static void via_tlbflush(struct agp_memory *mem)
 }
-static struct aper_size_info_8 via_generic_sizes[9] =
+static const struct aper_size_info_8 via_generic_sizes[9] =
 {
        {256, 65536, 6, 0},
        {128, 32768, 5, 128},
@@ -170,7 +170,7 @@ static void via_tlbflush_agp3(struct agp_memory *mem)
 }
-static struct agp_bridge_driver via_agp3_driver = {
+static const struct agp_bridge_driver via_agp3_driver = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = agp3_generic_sizes,
        .size_type              = U8_APER_SIZE,
@@ -194,7 +194,7 @@ static struct agp_bridge_driver via_agp3_driver = {
        .agp_type_to_mask_type  = agp_generic_type_to_mask_type,
 };
-static struct agp_bridge_driver via_driver = {
+static const struct agp_bridge_driver via_driver = {
        .owner                  = THIS_MODULE,
        .aperture_sizes         = via_generic_sizes,
        .size_type              = U8_APER_SIZE,
diff --git a/drivers/serial/serial_txx9.c b/drivers/serial/serial_txx9.c
index f4440d329310..509ace7e6881 100644
--- a/drivers/serial/serial_txx9.c
+++ b/drivers/serial/serial_txx9.c
@@ -38,6 +38,8 @@
 *              Fix some spin_locks.
 *              Do not call uart_add_one_port for absent ports.
 *      1.07    Use CONFIG_SERIAL_TXX9_NR_UARTS.  Cleanup.
+ *      1.08    Use platform_device.
+ *              Fix and cleanup suspend/resume/initialization codes.
 */
 #if defined(CONFIG_SERIAL_TXX9_CONSOLE) && defined(CONFIG_MAGIC_SYSRQ)
@@ -50,7 +52,7 @@
 #include <linux/console.h>
 #include <linux/sysrq.h>
 #include <linux/delay.h>
-#include <linux/device.h>
+#include <linux/platform_device.h>
 #include <linux/pci.h>
 #include <linux/tty.h>
 #include <linux/tty_flip.h>
@@ -60,7 +62,7 @@
 #include <asm/io.h>
-static char *serial_version = "1.07";
+static char *serial_version = "1.08";
 static char *serial_name = "TX39/49 Serial driver";
 #define PASS_LIMIT      256
@@ -94,12 +96,7 @@ static char *serial_name = "TX39/49 Serial driver";
 struct uart_txx9_port {
        struct uart_port        port;
+        /* No additional info for now */
-        /*
-         * We provide a per-port pm hook.
-         */
-        void                    (*pm)(struct uart_port *port,
-                                      unsigned int state, unsigned int old);
 };
 #define TXX9_REGION_SIZE        0x24
@@ -277,6 +274,31 @@ static void serial_txx9_enable_ms(struct uart_port *port)
        /* TXX9-SIO can not control DTR... */
 }
+static void serial_txx9_initialize(struct uart_port *port)
+{
+        struct uart_txx9_port *up = (struct uart_txx9_port *)port;
+        unsigned int tmout = 10000;
+        sio_out(up, TXX9_SIFCR, TXX9_SIFCR_SWRST);
+        /* TX4925 BUG WORKAROUND.  Accessing SIOC register
+         * immediately after soft reset causes bus error. */
+        mmiowb();
+        udelay(1);
+        while ((sio_in(up, TXX9_SIFCR) & TXX9_SIFCR_SWRST) && --tmout)
+                udelay(1);
+        /* TX Int by FIFO Empty, RX Int by Receiving 1 char. */
+        sio_set(up, TXX9_SIFCR,
+                TXX9_SIFCR_TDIL_MAX | TXX9_SIFCR_RDIL_1);
+        /* initial settings */
+        sio_out(up, TXX9_SILCR,
+                TXX9_SILCR_UMODE_8BIT | TXX9_SILCR_USBL_1BIT |
+                ((up->port.flags & UPF_TXX9_USE_SCLK) ?
+                 TXX9_SILCR_SCS_SCLK_BG : TXX9_SILCR_SCS_IMCLK_BG));
+        sio_quot_set(up, uart_get_divisor(port, 9600));
+        sio_out(up, TXX9_SIFLCR, TXX9_SIFLCR_RTSTL_MAX /* 15 */);
+        sio_out(up, TXX9_SIDICR, 0);
+}
 static inline void
 receive_chars(struct uart_txx9_port *up, unsigned int *status)
 {
@@ -657,9 +679,8 @@ static void
 serial_txx9_pm(struct uart_port *port, unsigned int state,
              unsigned int oldstate)
 {
-        struct uart_txx9_port *up = (struct uart_txx9_port *)port;
+        if (state == 0)
-        if (up->pm)
+                serial_txx9_initialize(port);
-                up->pm(port, state, oldstate);
 }
 static int serial_txx9_request_resource(struct uart_txx9_port *up)
@@ -732,7 +753,6 @@ static int serial_txx9_request_port(struct uart_port *port)
 static void serial_txx9_config_port(struct uart_port *port, int uflags)
 {
        struct uart_txx9_port *up = (struct uart_txx9_port *)port;
-        unsigned long flags;
        int ret;
        /*
@@ -749,30 +769,7 @@ static void serial_txx9_config_port(struct uart_port *port, int uflags)
        if (up->port.line == up->port.cons->index)
                return;
 #endif
-        spin_lock_irqsave(&up->port.lock, flags);
+        serial_txx9_initialize(port);
-        /*
-         * Reset the UART.
-         */
-        sio_out(up, TXX9_SIFCR, TXX9_SIFCR_SWRST);
-#ifdef CONFIG_CPU_TX49XX
-        /* TX4925 BUG WORKAROUND.  Accessing SIOC register
-         * immediately after soft reset causes bus error. */
-        iob();
-        udelay(1);
-#endif
-        while (sio_in(up, TXX9_SIFCR) & TXX9_SIFCR_SWRST)
-                ;
-        /* TX Int by FIFO Empty, RX Int by Receiving 1 char. */
-        sio_set(up, TXX9_SIFCR,
-                TXX9_SIFCR_TDIL_MAX | TXX9_SIFCR_RDIL_1);
-        /* initial settings */
-        sio_out(up, TXX9_SILCR,
-                TXX9_SILCR_UMODE_8BIT | TXX9_SILCR_USBL_1BIT |
-                ((up->port.flags & UPF_TXX9_USE_SCLK) ?
-                 TXX9_SILCR_SCS_SCLK_BG : TXX9_SILCR_SCS_IMCLK_BG));
-        sio_quot_set(up, uart_get_divisor(port, 9600));
-        sio_out(up, TXX9_SIFLCR, TXX9_SIFLCR_RTSTL_MAX /* 15 */);
-        spin_unlock_irqrestore(&up->port.lock, flags);
 }
 static int
@@ -818,7 +815,8 @@ static struct uart_ops serial_txx9_pops = {
 static struct uart_txx9_port serial_txx9_ports[UART_NR];
-static void __init serial_txx9_register_ports(struct uart_driver *drv)
+static void __init serial_txx9_register_ports(struct uart_driver *drv,
+                                              struct device *dev)
 {
        int i;
@@ -827,6 +825,7 @@ static void __init serial_txx9_register_ports(struct uart_driver *drv)
                up->port.line = i;
                up->port.ops = &serial_txx9_pops;
+                up->port.dev = dev;
                if (up->port.iobase || up->port.mapbase)
                        uart_add_one_port(drv, &up->port);
        }
@@ -898,7 +897,7 @@ serial_txx9_console_write(struct console *co, const char *s, unsigned int count)
        sio_out(up, TXX9_SIDICR, ier);
 }
-static int serial_txx9_console_setup(struct console *co, char *options)
+static int __init serial_txx9_console_setup(struct console *co, char *options)
 {
        struct uart_port *port;
        struct uart_txx9_port *up;
@@ -919,17 +918,7 @@ static int serial_txx9_console_setup(struct console *co, char *options)
        if (!port->ops)
                return -ENODEV;
-        /*
+        serial_txx9_initialize(&up->port);
-         *      Disable UART interrupts, set DTR and RTS high
-         *      and set speed.
-         */
-        sio_out(up, TXX9_SIDICR, 0);
-        /* initial settings */
-        sio_out(up, TXX9_SILCR,
-                TXX9_SILCR_UMODE_8BIT | TXX9_SILCR_USBL_1BIT |
-                ((port->flags & UPF_TXX9_USE_SCLK) ?
-                 TXX9_SILCR_SCS_SCLK_BG : TXX9_SILCR_SCS_IMCLK_BG));
-        sio_out(up, TXX9_SIFLCR, TXX9_SIFLCR_RTSTL_MAX /* 15 */);
        if (options)
                uart_parse_options(options, &baud, &parity, &bits, &flow);
@@ -981,31 +970,6 @@ int __init early_serial_txx9_setup(struct uart_port *port)
        return 0;
 }
-#ifdef ENABLE_SERIAL_TXX9_PCI
-#ifdef CONFIG_PM
-/**
- *      serial_txx9_suspend_port - suspend one serial port
- *      @line:  serial line number
- *
- *      Suspend one serial port.
- */
-static void serial_txx9_suspend_port(int line)
-{
-        uart_suspend_port(&serial_txx9_reg, &serial_txx9_ports[line].port);
-}
-/**
- *      serial_txx9_resume_port - resume one serial port
- *      @line:  serial line number
- *
- *      Resume one serial port.
- */
-static void serial_txx9_resume_port(int line)
-{
-        uart_resume_port(&serial_txx9_reg, &serial_txx9_ports[line].port);
-}
-#endif
 static DEFINE_MUTEX(serial_txx9_mutex);
 /**
@@ -1028,8 +992,18 @@ static int __devinit serial_txx9_register_port(struct uart_port *port)
        mutex_lock(&serial_txx9_mutex);
        for (i = 0; i < UART_NR; i++) {
                uart = &serial_txx9_ports[i];
-                if (!(uart->port.iobase || uart->port.mapbase))
+                if (uart_match_port(&uart->port, port)) {
+                        uart_remove_one_port(&serial_txx9_reg, &uart->port);
                        break;
+                }
+        }
+        if (i == UART_NR) {
+                /* Find unused port */
+                for (i = 0; i < UART_NR; i++) {
+                        uart = &serial_txx9_ports[i];
+                        if (!(uart->port.iobase || uart->port.mapbase))
+                                break;
+                }
        }
        if (i < UART_NR) {
                uart->port.iobase = port->iobase;
@@ -1072,6 +1046,95 @@ static void __devexit serial_txx9_unregister_port(int line)
 }
 /*
+ * Register a set of serial devices attached to a platform device.
+ */
+static int __devinit serial_txx9_probe(struct platform_device *dev)
+{
+        struct uart_port *p = dev->dev.platform_data;
+        struct uart_port port;
+        int ret, i;
+        memset(&port, 0, sizeof(struct uart_port));
+        for (i = 0; p && p->uartclk != 0; p++, i++) {
+                port.iobase     = p->iobase;
+                port.membase    = p->membase;
+                port.irq        = p->irq;
+                port.uartclk    = p->uartclk;
+                port.iotype     = p->iotype;
+                port.flags      = p->flags;
+                port.mapbase    = p->mapbase;
+                port.dev        = &dev->dev;
+                ret = serial_txx9_register_port(&port);
+                if (ret < 0) {
+                        dev_err(&dev->dev, "unable to register port at index %d "
+                                "(IO%x MEM%lx IRQ%d): %d\n", i,
+                                p->iobase, p->mapbase, p->irq, ret);
+                }
+        }
+        return 0;
+}
+/*
+ * Remove serial ports registered against a platform device.
+ */
+static int __devexit serial_txx9_remove(struct platform_device *dev)
+{
+        int i;
+        for (i = 0; i < UART_NR; i++) {
+                struct uart_txx9_port *up = &serial_txx9_ports[i];
+                if (up->port.dev == &dev->dev)
+                        serial_txx9_unregister_port(i);
+        }
+        return 0;
+}
+#ifdef CONFIG_PM
+static int serial_txx9_suspend(struct platform_device *dev, pm_message_t state)
+{
+        int i;
+        for (i = 0; i < UART_NR; i++) {
+                struct uart_txx9_port *up = &serial_txx9_ports[i];
+                if (up->port.type != PORT_UNKNOWN && up->port.dev == &dev->dev)
+                        uart_suspend_port(&serial_txx9_reg, &up->port);
+        }
+        return 0;
+}
+static int serial_txx9_resume(struct platform_device *dev)
+{
+        int i;
+        for (i = 0; i < UART_NR; i++) {
+                struct uart_txx9_port *up = &serial_txx9_ports[i];
+                if (up->port.type != PORT_UNKNOWN && up->port.dev == &dev->dev)
+                        uart_resume_port(&serial_txx9_reg, &up->port);
+        }
+        return 0;
+}
+#endif
+static struct platform_driver serial_txx9_plat_driver = {
+        .probe          = serial_txx9_probe,
+        .remove         = __devexit_p(serial_txx9_remove),
+#ifdef CONFIG_PM
+        .suspend        = serial_txx9_suspend,
+        .resume         = serial_txx9_resume,
+#endif
+        .driver         = {
+                .name   = "serial_txx9",
+                .owner  = THIS_MODULE,
+        },
+};
+#ifdef ENABLE_SERIAL_TXX9_PCI
+/*
 * Probe one serial board.  Unfortunately, there is no rhyme nor reason
 * to the arrangement of serial ports on a PCI card.
 */
@@ -1097,20 +1160,22 @@ pciserial_txx9_init_one(struct pci_dev *dev, const struct pci_device_id *ent)
        line = serial_txx9_register_port(&port);
        if (line < 0) {
                printk(KERN_WARNING "Couldn't register serial port %s: %d\n", pci_name(dev), line);
+                pci_disable_device(dev);
+                return line;
        }
-        pci_set_drvdata(dev, (void *)(long)line);
+        pci_set_drvdata(dev, &serial_txx9_ports[line]);
        return 0;
 }
 static void __devexit pciserial_txx9_remove_one(struct pci_dev *dev)
 {
-        int line = (int)(long)pci_get_drvdata(dev);
+        struct uart_txx9_port *up = pci_get_drvdata(dev);
        pci_set_drvdata(dev, NULL);
-        if (line) {
+        if (up) {
-                serial_txx9_unregister_port(line);
+                serial_txx9_unregister_port(up->port.line);
                pci_disable_device(dev);
        }
 }
@@ -1118,10 +1183,10 @@ static void __devexit pciserial_txx9_remove_one(struct pci_dev *dev)
 #ifdef CONFIG_PM
 static int pciserial_txx9_suspend_one(struct pci_dev *dev, pm_message_t state)
 {
-        int line = (int)(long)pci_get_drvdata(dev);
+        struct uart_txx9_port *up = pci_get_drvdata(dev);
-        if (line)
+        if (up)
-                serial_txx9_suspend_port(line);
+                uart_suspend_port(&serial_txx9_reg, &up->port);
        pci_save_state(dev);
        pci_set_power_state(dev, pci_choose_state(dev, state));
        return 0;
@@ -1129,15 +1194,12 @@ static int pciserial_txx9_suspend_one(struct pci_dev *dev, pm_message_t state)
 static int pciserial_txx9_resume_one(struct pci_dev *dev)
 {
-        int line = (int)(long)pci_get_drvdata(dev);
+        struct uart_txx9_port *up = pci_get_drvdata(dev);
        pci_set_power_state(dev, PCI_D0);
        pci_restore_state(dev);
+        if (up)
-        if (line) {
+                uart_resume_port(&serial_txx9_reg, &up->port);
-                pci_enable_device(dev);
-                serial_txx9_resume_port(line);
-        }
        return 0;
 }
 #endif
@@ -1161,6 +1223,8 @@ static struct pci_driver serial_txx9_pci_driver = {
 MODULE_DEVICE_TABLE(pci, serial_txx9_pci_tbl);
 #endif /* ENABLE_SERIAL_TXX9_PCI */
+static struct platform_device *serial_txx9_plat_devs;
 static int __init serial_txx9_init(void)
 {
        int ret;
@@ -1168,13 +1232,39 @@ static int __init serial_txx9_init(void)
        printk(KERN_INFO "%s version %s\n", serial_name, serial_version);
        ret = uart_register_driver(&serial_txx9_reg);
-        if (ret >= 0) {
+        if (ret)
-                serial_txx9_register_ports(&serial_txx9_reg);
+                goto out;
+        serial_txx9_plat_devs = platform_device_alloc("serial_txx9", -1);
+        if (!serial_txx9_plat_devs) {
+                ret = -ENOMEM;
+                goto unreg_uart_drv;
+        }
+        ret = platform_device_add(serial_txx9_plat_devs);
+        if (ret)
+                goto put_dev;
+        serial_txx9_register_ports(&serial_txx9_reg,
+                                   &serial_txx9_plat_devs->dev);
+        ret = platform_driver_register(&serial_txx9_plat_driver);
+        if (ret)
+                goto del_dev;
 #ifdef ENABLE_SERIAL_TXX9_PCI
-                ret = pci_register_driver(&serial_txx9_pci_driver);
+        ret = pci_register_driver(&serial_txx9_pci_driver);
 #endif
-        }
+        if (ret == 0)
+                goto out;
+ del_dev:
+        platform_device_del(serial_txx9_plat_devs);
+ put_dev:
+        platform_device_put(serial_txx9_plat_devs);
+ unreg_uart_drv:
+        uart_unregister_driver(&serial_txx9_reg);
+ out:
        return ret;
 }
@@ -1185,6 +1275,8 @@ static void __exit serial_txx9_exit(void)
 #ifdef ENABLE_SERIAL_TXX9_PCI
        pci_unregister_driver(&serial_txx9_pci_driver);
 #endif
+        platform_driver_unregister(&serial_txx9_plat_driver);
+        platform_device_unregister(serial_txx9_plat_devs);
        for (i = 0; i < UART_NR; i++) {
                struct uart_txx9_port *up = &serial_txx9_ports[i];
                if (up->port.iobase || up->port.mapbase)
diff --git a/drivers/usb/core/Makefile b/drivers/usb/core/Makefile
index 34e9bac319b4..b6078706fb93 100644
--- a/drivers/usb/core/Makefile
+++ b/drivers/usb/core/Makefile
@@ -4,7 +4,7 @@
 usbcore-objs    := usb.o hub.o hcd.o urb.o message.o driver.o \
                        config.o file.o buffer.o sysfs.o endpoint.o \
-                        devio.o notify.o generic.o
+                        devio.o notify.o generic.o quirks.o
 ifeq ($(CONFIG_PCI),y)
        usbcore-objs    += hcd-pci.o
diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c
index 2aded261f42c..9e3e943f313c 100644
--- a/drivers/usb/core/driver.c
+++ b/drivers/usb/core/driver.c
@@ -366,19 +366,8 @@ void usb_driver_release_interface(struct usb_driver *driver,
 EXPORT_SYMBOL(usb_driver_release_interface);
 /* returns 0 if no match, 1 if match */
-int usb_match_one_id(struct usb_interface *interface,
+int usb_match_device(struct usb_device *dev, const struct usb_device_id *id)
-                     const struct usb_device_id *id)
 {
-        struct usb_host_interface *intf;
-        struct usb_device *dev;
-        /* proc_connectinfo in devio.c may call us with id == NULL. */
-        if (id == NULL)
-                return 0;
-        intf = interface->cur_altsetting;
-        dev = interface_to_usbdev(interface);
        if ((id->match_flags & USB_DEVICE_ID_MATCH_VENDOR) &&
            id->idVendor != le16_to_cpu(dev->descriptor.idVendor))
                return 0;
@@ -409,6 +398,26 @@ int usb_match_one_id(struct usb_interface *interface,
            (id->bDeviceProtocol != dev->descriptor.bDeviceProtocol))
                return 0;
+        return 1;
+}
+/* returns 0 if no match, 1 if match */
+int usb_match_one_id(struct usb_interface *interface,
+                     const struct usb_device_id *id)
+{
+        struct usb_host_interface *intf;
+        struct usb_device *dev;
+        /* proc_connectinfo in devio.c may call us with id == NULL. */
+        if (id == NULL)
+                return 0;
+        intf = interface->cur_altsetting;
+        dev = interface_to_usbdev(interface);
+        if (!usb_match_device(dev, id))
+                return 0;
        /* The interface class, subclass, and protocol should never be
         * checked for a match if the device class is Vendor Specific,
         * unless the match record specifies the Vendor ID. */
@@ -954,12 +963,16 @@ static int autosuspend_check(struct usb_device *udev)
        int                     i;
        struct usb_interface    *intf;
-        /* For autosuspend, fail fast if anything is in use.
+        /* For autosuspend, fail fast if anything is in use or autosuspend
-         * Also fail if any interfaces require remote wakeup but it
+         * is disabled.  Also fail if any interfaces require remote wakeup
-         * isn't available. */
+         * but it isn't available.
+         */
        udev->do_remote_wakeup = device_may_wakeup(&udev->dev);
        if (udev->pm_usage_cnt > 0)
                return -EBUSY;
+        if (!udev->autosuspend_delay)
+                return -EPERM;
        if (udev->actconfig) {
                for (i = 0; i < udev->actconfig->desc.bNumInterfaces; i++) {
                        intf = udev->actconfig->interface[i];
@@ -982,7 +995,7 @@ static int autosuspend_check(struct usb_device *udev)
 #define autosuspend_check(udev)         0
-#endif
+#endif  /* CONFIG_USB_SUSPEND */
 /**
 * usb_suspend_both - suspend a USB device and its interfaces
@@ -1177,7 +1190,7 @@ static int usb_autopm_do_device(struct usb_device *udev, int inc_usage_cnt)
                        udev->pm_usage_cnt -= inc_usage_cnt;
        } else if (inc_usage_cnt <= 0 && autosuspend_check(udev) == 0)
                queue_delayed_work(ksuspend_usb_wq, &udev->autosuspend,
-                                USB_AUTOSUSPEND_DELAY);
+                                udev->autosuspend_delay);
        usb_pm_unlock(udev);
        return status;
 }
@@ -1212,6 +1225,26 @@ void usb_autosuspend_device(struct usb_device *udev)
 }
 /**
+ * usb_try_autosuspend_device - attempt an autosuspend of a USB device and its interfaces
+ * @udev: the usb_device to autosuspend
+ *
+ * This routine should be called when a core subsystem thinks @udev may
+ * be ready to autosuspend.
+ *
+ * @udev's usage counter left unchanged.  If it or any of the usage counters
+ * for an active interface is greater than 0, or autosuspend is not allowed
+ * for any other reason, no autosuspend request will be queued.
+ *
+ * This routine can run only in process context.
+ */
+void usb_try_autosuspend_device(struct usb_device *udev)
+{
+        usb_autopm_do_device(udev, 0);
+        // dev_dbg(&udev->dev, "%s: cnt %d\n",
+        //              __FUNCTION__, udev->pm_usage_cnt);
+}
+/**
 * usb_autoresume_device - immediately autoresume a USB device and its interfaces
 * @udev: the usb_device to autoresume
 *
@@ -1261,7 +1294,7 @@ static int usb_autopm_do_interface(struct usb_interface *intf,
                                intf->pm_usage_cnt -= inc_usage_cnt;
                } else if (inc_usage_cnt <= 0 && autosuspend_check(udev) == 0)
                        queue_delayed_work(ksuspend_usb_wq, &udev->autosuspend,
-                                        USB_AUTOSUSPEND_DELAY);
+                                        udev->autosuspend_delay);
        }
        usb_pm_unlock(udev);
        return status;
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 50c0db15304a..41400743ce2c 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -1287,6 +1287,9 @@ int usb_new_device(struct usb_device *udev)
        if (!try_module_get(THIS_MODULE))
                return -EINVAL;
+        /* Determine quirks */
+        usb_detect_quirks(udev);
        err = usb_get_configuration(udev);
        if (err < 0) {
                dev_err(&udev->dev, "can't read configurations, error %d\n",
diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c
index 74edaea5665d..2f17468b5c1e 100644
--- a/drivers/usb/core/message.c
+++ b/drivers/usb/core/message.c
@@ -11,6 +11,7 @@
 #include <linux/timer.h>
 #include <linux/ctype.h>
 #include <linux/device.h>
+#include <linux/usb/quirks.h>
 #include <asm/byteorder.h>
 #include <asm/scatterlist.h>
@@ -685,7 +686,10 @@ static int usb_string_sub(struct usb_device *dev, unsigned int langid,
        /* Try to read the string descriptor by asking for the maximum
         * possible number of bytes */
-        rc = usb_get_string(dev, langid, index, buf, 255);
+        if (dev->quirks & USB_QUIRK_STRING_FETCH_255)
+                rc = -EIO;
+        else
+                rc = usb_get_string(dev, langid, index, buf, 255);
        /* If that failed try to read the descriptor length, then
         * ask for just that many bytes */
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
new file mode 100644
index 000000000000..0e5c646cb4f6
--- /dev/null
+++ b/drivers/usb/core/quirks.c
@@ -0,0 +1,77 @@
+/*
+ * USB device quirk handling logic and table
+ *
+ * Copyright (c) 2007 Oliver Neukum
+ * Copyright (c) 2007 Greg Kroah-Hartman <gregkh@suse.de>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation, version 2.
+ *
+ *
+ */
+#include <linux/usb.h>
+#include <linux/usb/quirks.h>
+#include "usb.h"
+/* List of quirky USB devices.  Please keep this list ordered by:
+ *      1) Vendor ID
+ *      2) Product ID
+ *      3) Class ID
+ *
+ * as we want specific devices to be overridden first, and only after that, any
+ * class specific quirks.
+ *
+ * Right now the logic aborts if it finds a valid device in the table, we might
+ * want to change that in the future if it turns out that a whole class of
+ * devices is broken...
+ */
+static const struct usb_device_id usb_quirk_list[] = {
+        /* HP 5300/5370C scanner */
+        { USB_DEVICE(0x03f0, 0x0701), .driver_info = USB_QUIRK_STRING_FETCH_255 },
+        /* Elsa MicroLink 56k (V.250) */
+        { USB_DEVICE(0x05cc, 0x2267), .driver_info = USB_QUIRK_NO_AUTOSUSPEND },
+        { }  /* terminating entry must be last */
+};
+static void usb_autosuspend_quirk(struct usb_device *udev)
+{
+#ifdef  CONFIG_USB_SUSPEND
+        /* disable autosuspend, but allow the user to re-enable it via sysfs */
+        udev->autosuspend_delay = 0;
+#endif
+}
+static const struct usb_device_id *find_id(struct usb_device *udev)
+{
+        const struct usb_device_id *id = usb_quirk_list;
+        for (; id->idVendor || id->bDeviceClass || id->bInterfaceClass ||
+                        id->driver_info; id++) {
+                if (usb_match_device(udev, id))
+                        return id;
+        }
+        return NULL;
+}
+/*
+ * Detect any quirks the device has, and do any housekeeping for it if needed.
+ */
+void usb_detect_quirks(struct usb_device *udev)
+{
+        const struct usb_device_id *id = usb_quirk_list;
+        id = find_id(udev);
+        if (id)
+                udev->quirks = (u32)(id->driver_info);
+        if (udev->quirks)
+                dev_dbg(&udev->dev, "USB quirks for this device: %x\n",
+                                udev->quirks);
+        /* do any special quirk handling here if needed */
+        if (udev->quirks & USB_QUIRK_NO_AUTOSUSPEND)
+                usb_autosuspend_quirk(udev);
+}
diff --git a/drivers/usb/core/sysfs.c b/drivers/usb/core/sysfs.c
index 0edfbafd702c..311d5df80386 100644
--- a/drivers/usb/core/sysfs.c
+++ b/drivers/usb/core/sysfs.c
@@ -148,6 +148,75 @@ show_maxchild(struct device *dev, struct device_attribute *attr, char *buf)
 }
 static DEVICE_ATTR(maxchild, S_IRUGO, show_maxchild, NULL);
+static ssize_t
+show_quirks(struct device *dev, struct device_attribute *attr, char *buf)
+{
+        struct usb_device *udev;
+        udev = to_usb_device(dev);
+        return sprintf(buf, "0x%x\n", udev->quirks);
+}
+static DEVICE_ATTR(quirks, S_IRUGO, show_quirks, NULL);
+#ifdef  CONFIG_USB_SUSPEND
+static ssize_t
+show_autosuspend(struct device *dev, struct device_attribute *attr, char *buf)
+{
+        struct usb_device *udev = to_usb_device(dev);
+        return sprintf(buf, "%u\n", udev->autosuspend_delay / HZ);
+}
+static ssize_t
+set_autosuspend(struct device *dev, struct device_attribute *attr,
+                const char *buf, size_t count)
+{
+        struct usb_device *udev = to_usb_device(dev);
+        unsigned value, old;
+        if (sscanf(buf, "%u", &value) != 1 || value >= INT_MAX/HZ)
+                return -EINVAL;
+        value *= HZ;
+        old = udev->autosuspend_delay;
+        udev->autosuspend_delay = value;
+        if (value > 0 && old == 0)
+                usb_try_autosuspend_device(udev);
+        return count;
+}
+static DEVICE_ATTR(autosuspend, S_IRUGO | S_IWUSR,
+                show_autosuspend, set_autosuspend);
+static char power_group[] = "power";
+static int add_power_attributes(struct device *dev)
+{
+        int rc = 0;
+        if (is_usb_device(dev))
+                rc = sysfs_add_file_to_group(&dev->kobj,
+                                &dev_attr_autosuspend.attr,
+                                power_group);
+        return rc;
+}
+static void remove_power_attributes(struct device *dev)
+{
+        sysfs_remove_file_from_group(&dev->kobj,
+                        &dev_attr_autosuspend.attr,
+                        power_group);
+}
+#else
+#define add_power_attributes(dev)       0
+#define remove_power_attributes(dev)    do {} while (0)
+#endif  /* CONFIG_USB_SUSPEND */
 /* Descriptor fields */
 #define usb_descriptor_attr_le16(field, format_string)                  \
 static ssize_t                                                          \
@@ -204,6 +273,7 @@ static struct attribute *dev_attrs[] = {
        &dev_attr_devnum.attr,
        &dev_attr_version.attr,
        &dev_attr_maxchild.attr,
+        &dev_attr_quirks.attr,
        NULL,
 };
 static struct attribute_group dev_attr_grp = {
@@ -219,6 +289,10 @@ int usb_create_sysfs_dev_files(struct usb_device *udev)
        if (retval)
                return retval;
+        retval = add_power_attributes(dev);
+        if (retval)
+                goto error;
        if (udev->manufacturer) {
                retval = device_create_file(dev, &dev_attr_manufacturer);
                if (retval)
@@ -239,10 +313,7 @@ int usb_create_sysfs_dev_files(struct usb_device *udev)
                goto error;
        return 0;
 error:
-        usb_remove_ep_files(&udev->ep0);
+        usb_remove_sysfs_dev_files(udev);
-        device_remove_file(dev, &dev_attr_manufacturer);
-        device_remove_file(dev, &dev_attr_product);
-        device_remove_file(dev, &dev_attr_serial);
        return retval;
 }
@@ -251,14 +322,11 @@ void usb_remove_sysfs_dev_files(struct usb_device *udev)
        struct device *dev = &udev->dev;
        usb_remove_ep_files(&udev->ep0);
+        device_remove_file(dev, &dev_attr_manufacturer);
+        device_remove_file(dev, &dev_attr_product);
+        device_remove_file(dev, &dev_attr_serial);
+        remove_power_attributes(dev);
        sysfs_remove_group(&dev->kobj, &dev_attr_grp);
-        if (udev->manufacturer)
-                device_remove_file(dev, &dev_attr_manufacturer);
-        if (udev->product)
-                device_remove_file(dev, &dev_attr_product);
-        if (udev->serial)
-                device_remove_file(dev, &dev_attr_serial);
 }
 /* Interface fields */
@@ -362,33 +430,28 @@ static inline void usb_remove_intf_ep_files(struct usb_interface *intf)
 int usb_create_sysfs_intf_files(struct usb_interface *intf)
 {
+        struct device *dev = &intf->dev;
        struct usb_device *udev = interface_to_usbdev(intf);
        struct usb_host_interface *alt = intf->cur_altsetting;
        int retval;
-        retval = sysfs_create_group(&intf->dev.kobj, &intf_attr_grp);
+        retval = sysfs_create_group(&dev->kobj, &intf_attr_grp);
        if (retval)
-                goto error;
+                return retval;
        if (alt->string == NULL)
                alt->string = usb_cache_string(udev, alt->desc.iInterface);
        if (alt->string)
-                retval = device_create_file(&intf->dev, &dev_attr_interface);
+                retval = device_create_file(dev, &dev_attr_interface);
        usb_create_intf_ep_files(intf, udev);
        return 0;
-error:
-        if (alt->string)
-                device_remove_file(&intf->dev, &dev_attr_interface);
-        sysfs_remove_group(&intf->dev.kobj, &intf_attr_grp);
-        usb_remove_intf_ep_files(intf);
-        return retval;
 }
 void usb_remove_sysfs_intf_files(struct usb_interface *intf)
 {
-        usb_remove_intf_ep_files(intf);
+        struct device *dev = &intf->dev;
-        sysfs_remove_group(&intf->dev.kobj, &intf_attr_grp);
-        if (intf->cur_altsetting->string)
+        usb_remove_intf_ep_files(intf);
-                device_remove_file(&intf->dev, &dev_attr_interface);
+        device_remove_file(dev, &dev_attr_interface);
+        sysfs_remove_group(&dev->kobj, &intf_attr_grp);
 }
diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c
index 3db721cd557a..54b42ce311c1 100644
--- a/drivers/usb/core/usb.c
+++ b/drivers/usb/core/usb.c
@@ -22,6 +22,7 @@
 */
 #include <linux/module.h>
+#include <linux/moduleparam.h>
 #include <linux/string.h>
 #include <linux/bitops.h>
 #include <linux/slab.h>
@@ -50,6 +51,16 @@ static int nousb;	/* Disable USB when built into kernel image */
 struct workqueue_struct *ksuspend_usb_wq;       /* For autosuspend */
+#ifdef  CONFIG_USB_SUSPEND
+static int usb_autosuspend_delay = 2;           /* Default delay value,
+                                                 * in seconds */
+module_param_named(autosuspend, usb_autosuspend_delay, uint, 0644);
+MODULE_PARM_DESC(autosuspend, "default autosuspend delay");
+#else
+#define usb_autosuspend_delay           0
+#endif
 /**
 * usb_ifnum_to_if - get the interface object with a given interface number
@@ -306,6 +317,7 @@ usb_alloc_dev(struct usb_device *parent, struct usb_bus *bus, unsigned port1)
 #ifdef  CONFIG_PM
        mutex_init(&dev->pm_mutex);
        INIT_DELAYED_WORK(&dev->autosuspend, usb_autosuspend_work);
+        dev->autosuspend_delay = usb_autosuspend_delay * HZ;
 #endif
        return dev;
 }
diff --git a/drivers/usb/core/usb.h b/drivers/usb/core/usb.h
index 17830a81be14..08b5a04e3755 100644
--- a/drivers/usb/core/usb.h
+++ b/drivers/usb/core/usb.h
@@ -13,6 +13,7 @@ extern void usb_disable_interface (struct usb_device *dev,
                struct usb_interface *intf);
 extern void usb_release_interface_cache(struct kref *ref);
 extern void usb_disable_device (struct usb_device *dev, int skip_ep0);
+extern void usb_detect_quirks(struct usb_device *udev);
 extern int usb_get_device_descriptor(struct usb_device *dev,
                unsigned int size);
@@ -21,6 +22,8 @@ extern int usb_set_configuration(struct usb_device *dev, int configuration);
 extern void usb_kick_khubd(struct usb_device *dev);
 extern void usb_resume_root_hub(struct usb_device *dev);
+extern int usb_match_device(struct usb_device *dev,
+                            const struct usb_device_id *id);
 extern int  usb_hub_init(void);
 extern void usb_hub_cleanup(void);
@@ -62,14 +65,14 @@ static inline void usb_pm_unlock(struct usb_device *udev) {}
 #ifdef CONFIG_USB_SUSPEND
-#define USB_AUTOSUSPEND_DELAY   (HZ*2)
 extern void usb_autosuspend_device(struct usb_device *udev);
+extern void usb_try_autosuspend_device(struct usb_device *udev);
 extern int usb_autoresume_device(struct usb_device *udev);
 #else
-#define usb_autosuspend_device(udev)    do {} while (0)
+#define usb_autosuspend_device(udev)            do {} while (0)
+#define usb_try_autosuspend_device(udev)        do {} while (0)
 static inline int usb_autoresume_device(struct usb_device *udev)
 {
        return 0;
diff --git a/drivers/usb/gadget/inode.c b/drivers/usb/gadget/inode.c
index 34296e79edcf..188c74a95216 100644
--- a/drivers/usb/gadget/inode.c
+++ b/drivers/usb/gadget/inode.c
@@ -553,6 +553,7 @@ static ssize_t ep_aio_read_retry(struct kiocb *iocb)
 {
        struct kiocb_priv       *priv = iocb->private;
        ssize_t                 len, total;
+        void                    *to_copy;
        int                     i;
        /* we "retry" to get the right mm context for this: */
@@ -560,10 +561,11 @@ static ssize_t ep_aio_read_retry(struct kiocb *iocb)
        /* copy stuff into user buffers */
        total = priv->actual;
        len = 0;
+        to_copy = priv->buf;
        for (i=0; i < priv->nr_segs; i++) {
                ssize_t this = min((ssize_t)(priv->iv[i].iov_len), total);
-                if (copy_to_user(priv->iv[i].iov_base, priv->buf, this)) {
+                if (copy_to_user(priv->iv[i].iov_base, to_copy, this)) {
                        if (len == 0)
                                len = -EFAULT;
                        break;
@@ -571,6 +573,7 @@ static ssize_t ep_aio_read_retry(struct kiocb *iocb)
                total -= this;
                len += this;
+                to_copy += this;
                if (total == 0)
                        break;
        }
diff --git a/drivers/usb/host/uhci-debug.c b/drivers/usb/host/uhci-debug.c
index 5d6c06bc4524..8d24d3dc0a61 100644
--- a/drivers/usb/host/uhci-debug.c
+++ b/drivers/usb/host/uhci-debug.c
@@ -196,7 +196,7 @@ static int uhci_show_qh(struct uhci_qh *qh, char *buf, int len, int space)
                struct uhci_td *td = list_entry(urbp->td_list.next,
                                struct uhci_td, list);
-                if (cpu_to_le32(td->dma_handle) != (element & ~UHCI_PTR_BITS))
+                if (element != LINK_TO_TD(td))
                        out += sprintf(out, "%*s Element != First TD\n",
                                        space, "");
                i = nurbs = 0;
@@ -220,16 +220,6 @@ static int uhci_show_qh(struct uhci_qh *qh, char *buf, int len, int space)
        return out - buf;
 }
-static const char * const qh_names[] = {
-  "skel_unlink_qh", "skel_iso_qh",
-  "skel_int128_qh", "skel_int64_qh",
-  "skel_int32_qh", "skel_int16_qh",
-  "skel_int8_qh", "skel_int4_qh",
-  "skel_int2_qh", "skel_int1_qh",
-  "skel_ls_control_qh", "skel_fs_control_qh",
-  "skel_bulk_qh", "skel_term_qh"
-};
 static int uhci_show_sc(int port, unsigned short status, char *buf, int len)
 {
        char *out = buf;
@@ -352,6 +342,12 @@ static int uhci_sprint_schedule(struct uhci_hcd *uhci, char *buf, int len)
        struct uhci_td *td;
        struct list_head *tmp, *head;
        int nframes, nerrs;
+        __le32 link;
+        static const char * const qh_names[] = {
+                "unlink", "iso", "int128", "int64", "int32", "int16",
+                "int8", "int4", "int2", "async", "term"
+        };
        out += uhci_show_root_hub_state(uhci, out, len - (out - buf));
        out += sprintf(out, "HC status\n");
@@ -374,7 +370,7 @@ static int uhci_sprint_schedule(struct uhci_hcd *uhci, char *buf, int len)
        nframes = 10;
        nerrs = 0;
        for (i = 0; i < UHCI_NUMFRAMES; ++i) {
-                __le32 link, qh_dma;
+                __le32 qh_dma;
                j = 0;
                td = uhci->frame_cpu[i];
@@ -393,7 +389,7 @@ static int uhci_sprint_schedule(struct uhci_hcd *uhci, char *buf, int len)
                do {
                        td = list_entry(tmp, struct uhci_td, fl_list);
                        tmp = tmp->next;
-                        if (cpu_to_le32(td->dma_handle) != link) {
+                        if (link != LINK_TO_TD(td)) {
                                if (nframes > 0)
                                        out += sprintf(out, "    link does "
                                                "not match list entry!\n");
@@ -430,23 +426,21 @@ check_link:
        for (i = 0; i < UHCI_NUM_SKELQH; ++i) {
                int cnt = 0;
+                __le32 fsbr_link = 0;
                qh = uhci->skelqh[i];
-                out += sprintf(out, "- %s\n", qh_names[i]); \
+                out += sprintf(out, "- skel_%s_qh\n", qh_names[i]); \
                out += uhci_show_qh(qh, out, len - (out - buf), 4);
                /* Last QH is the Terminating QH, it's different */
-                if (i == UHCI_NUM_SKELQH - 1) {
+                if (i == SKEL_TERM) {
-                        if (qh->link != UHCI_PTR_TERM)
+                        if (qh_element(qh) != LINK_TO_TD(uhci->term_td))
-                                out += sprintf(out, "    bandwidth reclamation on!\n");
-                        if (qh_element(qh) != cpu_to_le32(uhci->term_td->dma_handle))
                                out += sprintf(out, "    skel_term_qh element is not set to term_td!\n");
+                        if (link == LINK_TO_QH(uhci->skel_term_qh))
+                                goto check_qh_link;
                        continue;
                }
-                j = (i < 9) ? 9 : i+1;          /* Next skeleton */
                head = &qh->node;
                tmp = head->next;
@@ -456,15 +450,26 @@ check_link:
                        if (++cnt <= 10)
                                out += uhci_show_qh(qh, out,
                                                len - (out - buf), 4);
+                        if (!fsbr_link && qh->skel >= SKEL_FSBR)
+                                fsbr_link = LINK_TO_QH(qh);
                }
                if ((cnt -= 10) > 0)
                        out += sprintf(out, "    Skipped %d QHs\n", cnt);
-                if (i > 1 && i < UHCI_NUM_SKELQH - 1) {
+                link = UHCI_PTR_TERM;
-                        if (qh->link !=
+                if (i <= SKEL_ISO)
-                            (cpu_to_le32(uhci->skelqh[j]->dma_handle) | UHCI_PTR_QH))
+                        ;
-                                out += sprintf(out, "    last QH not linked to next skeleton!\n");
+                else if (i < SKEL_ASYNC)
-                }
+                        link = LINK_TO_QH(uhci->skel_async_qh);
+                else if (!uhci->fsbr_is_on)
+                        ;
+                else if (fsbr_link)
+                        link = fsbr_link;
+                else
+                        link = LINK_TO_QH(uhci->skel_term_qh);
+check_qh_link:
+                if (qh->link != link)
+                        out += sprintf(out, "    last QH not linked to next skeleton!\n");
        }
        return out - buf;
diff --git a/drivers/usb/host/uhci-hcd.c b/drivers/usb/host/uhci-hcd.c
index ded4df30a631..44da4334f1d6 100644
--- a/drivers/usb/host/uhci-hcd.c
+++ b/drivers/usb/host/uhci-hcd.c
@@ -13,7 +13,7 @@
 * (C) Copyright 2000 Yggdrasil Computing, Inc. (port of new PCI interface
 *               support from usb-ohci.c by Adam Richter, adam@yggdrasil.com).
 * (C) Copyright 1999 Gregory P. Smith (from usb-ohci.c)
- * (C) Copyright 2004-2006 Alan Stern, stern@rowland.harvard.edu
+ * (C) Copyright 2004-2007 Alan Stern, stern@rowland.harvard.edu
 *
 * Intel documents this fairly well, and as far as I know there
 * are no royalties or anything like that, but even so there are
@@ -107,16 +107,16 @@ static __le32 uhci_frame_skel_link(struct uhci_hcd *uhci, int frame)
         * interrupt QHs, which will help spread out bandwidth utilization.
         *
         * ffs (Find First bit Set) does exactly what we need:
-         * 1,3,5,...  => ffs = 0 => use skel_int2_qh = skelqh[8],
+         * 1,3,5,...  => ffs = 0 => use period-2 QH = skelqh[8],
-         * 2,6,10,... => ffs = 1 => use skel_int4_qh = skelqh[7], etc.
+         * 2,6,10,... => ffs = 1 => use period-4 QH = skelqh[7], etc.
         * ffs >= 7 => not on any high-period queue, so use
-         *      skel_int1_qh = skelqh[9].
+         *      period-1 QH = skelqh[9].
         * Add in UHCI_NUMFRAMES to insure at least one bit is set.
         */
        skelnum = 8 - (int) __ffs(frame | UHCI_NUMFRAMES);
        if (skelnum <= 1)
                skelnum = 9;
-        return UHCI_PTR_QH | cpu_to_le32(uhci->skelqh[skelnum]->dma_handle);
+        return LINK_TO_QH(uhci->skelqh[skelnum]);
 }
 #include "uhci-debug.c"
@@ -540,16 +540,18 @@ static void uhci_shutdown(struct pci_dev *pdev)
 *
 * The hardware doesn't really know any difference
 * in the queues, but the order does matter for the
- * protocols higher up. The order is:
+ * protocols higher up.  The order in which the queues
+ * are encountered by the hardware is:
 *
- *  - any isochronous events handled before any
+ *  - All isochronous events are handled before any
 *    of the queues. We don't do that here, because
 *    we'll create the actual TD entries on demand.
- *  - The first queue is the interrupt queue.
+ *  - The first queue is the high-period interrupt queue.
- *  - The second queue is the control queue, split into low- and full-speed
+ *  - The second queue is the period-1 interrupt and async
- *  - The third queue is bulk queue.
+ *    (low-speed control, full-speed control, then bulk) queue.
- *  - The fourth queue is the bandwidth reclamation queue, which loops back
+ *  - The third queue is the terminating bandwidth reclamation queue,
- *    to the full-speed control queue.
+ *    which contains no members, loops back to itself, and is present
+ *    only when FSBR is on and there are no full-speed control or bulk QHs.
 */
 static int uhci_start(struct usb_hcd *hcd)
 {
@@ -626,34 +628,18 @@ static int uhci_start(struct usb_hcd *hcd)
        }
        /*
-         * 8 Interrupt queues; link all higher int queues to int1,
+         * 8 Interrupt queues; link all higher int queues to int1 = async
-         * then link int1 to control and control to bulk
         */
-        uhci->skel_int128_qh->link =
+        for (i = SKEL_ISO + 1; i < SKEL_ASYNC; ++i)
-                        uhci->skel_int64_qh->link =
+                uhci->skelqh[i]->link = LINK_TO_QH(uhci->skel_async_qh);
-                        uhci->skel_int32_qh->link =
+        uhci->skel_async_qh->link = uhci->skel_term_qh->link = UHCI_PTR_TERM;
-                        uhci->skel_int16_qh->link =
-                        uhci->skel_int8_qh->link =
-                        uhci->skel_int4_qh->link =
-                        uhci->skel_int2_qh->link = UHCI_PTR_QH |
-                        cpu_to_le32(uhci->skel_int1_qh->dma_handle);
-        uhci->skel_int1_qh->link = UHCI_PTR_QH |
-                        cpu_to_le32(uhci->skel_ls_control_qh->dma_handle);
-        uhci->skel_ls_control_qh->link = UHCI_PTR_QH |
-                        cpu_to_le32(uhci->skel_fs_control_qh->dma_handle);
-        uhci->skel_fs_control_qh->link = UHCI_PTR_QH |
-                        cpu_to_le32(uhci->skel_bulk_qh->dma_handle);
-        uhci->skel_bulk_qh->link = UHCI_PTR_QH |
-                        cpu_to_le32(uhci->skel_term_qh->dma_handle);
        /* This dummy TD is to work around a bug in Intel PIIX controllers */
        uhci_fill_td(uhci->term_td, 0, uhci_explen(0) |
-                (0x7f << TD_TOKEN_DEVADDR_SHIFT) | USB_PID_IN, 0);
+                        (0x7f << TD_TOKEN_DEVADDR_SHIFT) | USB_PID_IN, 0);
-        uhci->term_td->link = cpu_to_le32(uhci->term_td->dma_handle);
+        uhci->term_td->link = UHCI_PTR_TERM;
+        uhci->skel_async_qh->element = uhci->skel_term_qh->element =
-        uhci->skel_term_qh->link = UHCI_PTR_TERM;
+                        LINK_TO_TD(uhci->term_td);
-        uhci->skel_term_qh->element = cpu_to_le32(uhci->term_td->dma_handle);
        /*
         * Fill the frame list: make all entries point to the proper
diff --git a/drivers/usb/host/uhci-hcd.h b/drivers/usb/host/uhci-hcd.h
index 74469b5bcb61..1b3d23406ac4 100644
--- a/drivers/usb/host/uhci-hcd.h
+++ b/drivers/usb/host/uhci-hcd.h
@@ -129,11 +129,12 @@ struct uhci_qh {
        __le32 element;                 /* Queue element (TD) pointer */
        /* Software fields */
+        dma_addr_t dma_handle;
        struct list_head node;          /* Node in the list of QHs */
        struct usb_host_endpoint *hep;  /* Endpoint information */
        struct usb_device *udev;
        struct list_head queue;         /* Queue of urbps for this QH */
-        struct uhci_qh *skel;           /* Skeleton for this QH */
        struct uhci_td *dummy_td;       /* Dummy TD to end the queue */
        struct uhci_td *post_td;        /* Last TD completed */
@@ -149,8 +150,7 @@ struct uhci_qh {
        int state;                      /* QH_STATE_xxx; see above */
        int type;                       /* Queue type (control, bulk, etc) */
+        int skel;                       /* Skeleton queue number */
-        dma_addr_t dma_handle;
        unsigned int initial_toggle:1;  /* Endpoint's current toggle value */
        unsigned int needs_fixup:1;     /* Must fix the TD toggle values */
@@ -171,6 +171,8 @@ static inline __le32 qh_element(struct uhci_qh *qh) {
        return element;
 }
+#define LINK_TO_QH(qh)          (UHCI_PTR_QH | cpu_to_le32((qh)->dma_handle))
 /*
 *      Transfer Descriptors
@@ -264,6 +266,8 @@ static inline u32 td_status(struct uhci_td *td) {
        return le32_to_cpu(status);
 }
+#define LINK_TO_TD(td)          (cpu_to_le32((td)->dma_handle))
 /*
 *      Skeleton Queue Headers
@@ -272,12 +276,13 @@ static inline u32 td_status(struct uhci_td *td) {
 /*
 * The UHCI driver uses QHs with Interrupt, Control and Bulk URBs for
 * automatic queuing. To make it easy to insert entries into the schedule,
- * we have a skeleton of QHs for each predefined Interrupt latency,
+ * we have a skeleton of QHs for each predefined Interrupt latency.
- * low-speed control, full-speed control, bulk, and terminating QH
+ * Asynchronous QHs (low-speed control, full-speed control, and bulk)
- * (see explanation for the terminating QH below).
+ * go onto the period-1 interrupt list, since they all get accessed on
+ * every frame.
 *
- * When we want to add a new QH, we add it to the end of the list for the
+ * When we want to add a new QH, we add it to the list starting from the
- * skeleton QH.  For instance, the schedule list can look like this:
+ * appropriate skeleton QH.  For instance, the schedule can look like this:
 *
 * skel int128 QH
 * dev 1 interrupt QH
@@ -285,50 +290,47 @@ static inline u32 td_status(struct uhci_td *td) {
 * skel int64 QH
 * skel int32 QH
 * ...
- * skel int1 QH
+ * skel int1 + async QH
- * skel low-speed control QH
+ * dev 5 low-speed control QH
- * dev 5 control QH
- * skel full-speed control QH
- * skel bulk QH
 * dev 1 bulk QH
 * dev 2 bulk QH
- * skel terminating QH
 *
- * The terminating QH is used for 2 reasons:
+ * There is a special terminating QH used to keep full-speed bandwidth
- * - To place a terminating TD which is used to workaround a PIIX bug
+ * reclamation active when no full-speed control or bulk QHs are linked
- *   (see Intel errata for explanation), and
+ * into the schedule.  It has an inactive TD (to work around a PIIX bug,
- * - To loop back to the full-speed control queue for full-speed bandwidth
+ * see the Intel errata) and it points back to itself.
- *   reclamation.
 *
- * There's a special skeleton QH for Isochronous QHs.  It never appears
+ * There's a special skeleton QH for Isochronous QHs which never appears
- * on the schedule, and Isochronous TDs go on the schedule before the
+ * on the schedule.  Isochronous TDs go on the schedule before the
 * the skeleton QHs.  The hardware accesses them directly rather than
 * through their QH, which is used only for bookkeeping purposes.
 * While the UHCI spec doesn't forbid the use of QHs for Isochronous,
 * it doesn't use them either.  And the spec says that queues never
 * advance on an error completion status, which makes them totally
 * unsuitable for Isochronous transfers.
+ *
+ * There's also a special skeleton QH used for QHs which are in the process
+ * of unlinking and so may still be in use by the hardware.  It too never
+ * appears on the schedule.
 */
-#define UHCI_NUM_SKELQH         14
+#define UHCI_NUM_SKELQH         11
-#define skel_unlink_qh          skelqh[0]
+#define SKEL_UNLINK             0
-#define skel_iso_qh             skelqh[1]
+#define skel_unlink_qh          skelqh[SKEL_UNLINK]
-#define skel_int128_qh          skelqh[2]
+#define SKEL_ISO                1
-#define skel_int64_qh           skelqh[3]
+#define skel_iso_qh             skelqh[SKEL_ISO]
-#define skel_int32_qh           skelqh[4]
+        /* int128, int64, ..., int1 = 2, 3, ..., 9 */
-#define skel_int16_qh           skelqh[5]
+#define SKEL_INDEX(exponent)    (9 - exponent)
-#define skel_int8_qh            skelqh[6]
+#define SKEL_ASYNC              9
-#define skel_int4_qh            skelqh[7]
+#define skel_async_qh           skelqh[SKEL_ASYNC]
-#define skel_int2_qh            skelqh[8]
+#define SKEL_TERM               10
-#define skel_int1_qh            skelqh[9]
+#define skel_term_qh            skelqh[SKEL_TERM]
-#define skel_ls_control_qh      skelqh[10]
-#define skel_fs_control_qh      skelqh[11]
+/* The following entries refer to sublists of skel_async_qh */
-#define skel_bulk_qh            skelqh[12]
+#define SKEL_LS_CONTROL         20
-#define skel_term_qh            skelqh[13]
+#define SKEL_FS_CONTROL         21
+#define SKEL_FSBR               SKEL_FS_CONTROL
-/* Find the skelqh entry corresponding to an interval exponent */
+#define SKEL_BULK               22
-#define UHCI_SKEL_INDEX(exponent)       (9 - exponent)
 /*
 *      The UHCI controller and root hub
diff --git a/drivers/usb/host/uhci-q.c b/drivers/usb/host/uhci-q.c
index 68e66b33e726..f4ebdb3e488f 100644
--- a/drivers/usb/host/uhci-q.c
+++ b/drivers/usb/host/uhci-q.c
@@ -13,7 +13,7 @@
 * (C) Copyright 2000 Yggdrasil Computing, Inc. (port of new PCI interface
 *               support from usb-ohci.c by Adam Richter, adam@yggdrasil.com).
 * (C) Copyright 1999 Gregory P. Smith (from usb-ohci.c)
- * (C) Copyright 2004-2006 Alan Stern, stern@rowland.harvard.edu
+ * (C) Copyright 2004-2007 Alan Stern, stern@rowland.harvard.edu
 */
@@ -45,15 +45,43 @@ static inline void uhci_clear_next_interrupt(struct uhci_hcd *uhci)
 */
 static void uhci_fsbr_on(struct uhci_hcd *uhci)
 {
+        struct uhci_qh *fsbr_qh, *lqh, *tqh;
        uhci->fsbr_is_on = 1;
-        uhci->skel_term_qh->link = cpu_to_le32(
+        lqh = list_entry(uhci->skel_async_qh->node.prev,
-                        uhci->skel_fs_control_qh->dma_handle) | UHCI_PTR_QH;
+                        struct uhci_qh, node);
+        /* Find the first FSBR QH.  Linear search through the list is
+         * acceptable because normally FSBR gets turned on as soon as
+         * one QH needs it. */
+        fsbr_qh = NULL;
+        list_for_each_entry_reverse(tqh, &uhci->skel_async_qh->node, node) {
+                if (tqh->skel < SKEL_FSBR)
+                        break;
+                fsbr_qh = tqh;
+        }
+        /* No FSBR QH means we must insert the terminating skeleton QH */
+        if (!fsbr_qh) {
+                uhci->skel_term_qh->link = LINK_TO_QH(uhci->skel_term_qh);
+                wmb();
+                lqh->link = uhci->skel_term_qh->link;
+        /* Otherwise loop the last QH to the first FSBR QH */
+        } else
+                lqh->link = LINK_TO_QH(fsbr_qh);
 }
 static void uhci_fsbr_off(struct uhci_hcd *uhci)
 {
+        struct uhci_qh *lqh;
        uhci->fsbr_is_on = 0;
-        uhci->skel_term_qh->link = UHCI_PTR_TERM;
+        lqh = list_entry(uhci->skel_async_qh->node.prev,
+                        struct uhci_qh, node);
+        /* End the async list normally and unlink the terminating QH */
+        lqh->link = uhci->skel_term_qh->link = UHCI_PTR_TERM;
 }
 static void uhci_add_fsbr(struct uhci_hcd *uhci, struct urb *urb)
@@ -158,11 +186,11 @@ static inline void uhci_insert_td_in_frame_list(struct uhci_hcd *uhci,
                td->link = ltd->link;
                wmb();
-                ltd->link = cpu_to_le32(td->dma_handle);
+                ltd->link = LINK_TO_TD(td);
        } else {
                td->link = uhci->frame[framenum];
                wmb();
-                uhci->frame[framenum] = cpu_to_le32(td->dma_handle);
+                uhci->frame[framenum] = LINK_TO_TD(td);
                uhci->frame_cpu[framenum] = td;
        }
 }
@@ -184,7 +212,7 @@ static inline void uhci_remove_td_from_frame_list(struct uhci_hcd *uhci,
                        struct uhci_td *ntd;
                        ntd = list_entry(td->fl_list.next, struct uhci_td, fl_list);
-                        uhci->frame[td->frame] = cpu_to_le32(ntd->dma_handle);
+                        uhci->frame[td->frame] = LINK_TO_TD(ntd);
                        uhci->frame_cpu[td->frame] = ntd;
                }
        } else {
@@ -405,12 +433,81 @@ static void uhci_fixup_toggles(struct uhci_qh *qh, int skip_first)
 }
 /*
- * Put a QH on the schedule in both hardware and software
+ * Link an Isochronous QH into its skeleton's list
 */
-static void uhci_activate_qh(struct uhci_hcd *uhci, struct uhci_qh *qh)
+static inline void link_iso(struct uhci_hcd *uhci, struct uhci_qh *qh)
+{
+        list_add_tail(&qh->node, &uhci->skel_iso_qh->node);
+        /* Isochronous QHs aren't linked by the hardware */
+}
+/*
+ * Link a high-period interrupt QH into the schedule at the end of its
+ * skeleton's list
+ */
+static void link_interrupt(struct uhci_hcd *uhci, struct uhci_qh *qh)
 {
        struct uhci_qh *pqh;
+        list_add_tail(&qh->node, &uhci->skelqh[qh->skel]->node);
+        pqh = list_entry(qh->node.prev, struct uhci_qh, node);
+        qh->link = pqh->link;
+        wmb();
+        pqh->link = LINK_TO_QH(qh);
+}
+/*
+ * Link a period-1 interrupt or async QH into the schedule at the
+ * correct spot in the async skeleton's list, and update the FSBR link
+ */
+static void link_async(struct uhci_hcd *uhci, struct uhci_qh *qh)
+{
+        struct uhci_qh *pqh, *lqh;
+        __le32 link_to_new_qh;
+        __le32 *extra_link = &link_to_new_qh;
+        /* Find the predecessor QH for our new one and insert it in the list.
+         * The list of QHs is expected to be short, so linear search won't
+         * take too long. */
+        list_for_each_entry_reverse(pqh, &uhci->skel_async_qh->node, node) {
+                if (pqh->skel <= qh->skel)
+                        break;
+        }
+        list_add(&qh->node, &pqh->node);
+        qh->link = pqh->link;
+        link_to_new_qh = LINK_TO_QH(qh);
+        /* If this is now the first FSBR QH, take special action */
+        if (uhci->fsbr_is_on && pqh->skel < SKEL_FSBR &&
+                        qh->skel >= SKEL_FSBR) {
+                lqh = list_entry(uhci->skel_async_qh->node.prev,
+                                struct uhci_qh, node);
+                /* If the new QH is also the last one, we must unlink
+                 * the terminating skeleton QH and make the new QH point
+                 * back to itself. */
+                if (qh == lqh) {
+                        qh->link = link_to_new_qh;
+                        extra_link = &uhci->skel_term_qh->link;
+                /* Otherwise the last QH must point to the new QH */
+                } else
+                        extra_link = &lqh->link;
+        }
+        /* Link it into the schedule */
+        wmb();
+        *extra_link = pqh->link = link_to_new_qh;
+}
+/*
+ * Put a QH on the schedule in both hardware and software
+ */
+static void uhci_activate_qh(struct uhci_hcd *uhci, struct uhci_qh *qh)
+{
        WARN_ON(list_empty(&qh->queue));
        /* Set the element pointer if it isn't set already.
@@ -421,7 +518,7 @@ static void uhci_activate_qh(struct uhci_hcd *uhci, struct uhci_qh *qh)
                struct uhci_td *td = list_entry(urbp->td_list.next,
                                struct uhci_td, list);
-                qh->element = cpu_to_le32(td->dma_handle);
+                qh->element = LINK_TO_TD(td);
        }
        /* Treat the queue as if it has just advanced */
@@ -432,18 +529,64 @@ static void uhci_activate_qh(struct uhci_hcd *uhci, struct uhci_qh *qh)
                return;
        qh->state = QH_STATE_ACTIVE;
-        /* Move the QH from its old list to the end of the appropriate
+        /* Move the QH from its old list to the correct spot in the appropriate
         * skeleton's list */
        if (qh == uhci->next_qh)
                uhci->next_qh = list_entry(qh->node.next, struct uhci_qh,
                                node);
-        list_move_tail(&qh->node, &qh->skel->node);
+        list_del(&qh->node);
+        if (qh->skel == SKEL_ISO)
+                link_iso(uhci, qh);
+        else if (qh->skel < SKEL_ASYNC)
+                link_interrupt(uhci, qh);
+        else
+                link_async(uhci, qh);
+}
+/*
+ * Unlink a high-period interrupt QH from the schedule
+ */
+static void unlink_interrupt(struct uhci_hcd *uhci, struct uhci_qh *qh)
+{
+        struct uhci_qh *pqh;
-        /* Link it into the schedule */
        pqh = list_entry(qh->node.prev, struct uhci_qh, node);
-        qh->link = pqh->link;
+        pqh->link = qh->link;
-        wmb();
+        mb();
-        pqh->link = UHCI_PTR_QH | cpu_to_le32(qh->dma_handle);
+}
+/*
+ * Unlink a period-1 interrupt or async QH from the schedule
+ */
+static void unlink_async(struct uhci_hcd *uhci, struct uhci_qh *qh)
+{
+        struct uhci_qh *pqh, *lqh;
+        __le32 link_to_next_qh = qh->link;
+        pqh = list_entry(qh->node.prev, struct uhci_qh, node);
+        /* If this is the first FSBQ QH, take special action */
+        if (uhci->fsbr_is_on && pqh->skel < SKEL_FSBR &&
+                        qh->skel >= SKEL_FSBR) {
+                lqh = list_entry(uhci->skel_async_qh->node.prev,
+                                struct uhci_qh, node);
+                /* If this QH is also the last one, we must link in
+                 * the terminating skeleton QH. */
+                if (qh == lqh) {
+                        link_to_next_qh = LINK_TO_QH(uhci->skel_term_qh);
+                        uhci->skel_term_qh->link = link_to_next_qh;
+                        wmb();
+                        qh->link = link_to_next_qh;
+                /* Otherwise the last QH must point to the new first FSBR QH */
+                } else
+                        lqh->link = link_to_next_qh;
+        }
+        pqh->link = link_to_next_qh;
+        mb();
 }
 /*
@@ -451,17 +594,18 @@ static void uhci_activate_qh(struct uhci_hcd *uhci, struct uhci_qh *qh)
 */
 static void uhci_unlink_qh(struct uhci_hcd *uhci, struct uhci_qh *qh)
 {
-        struct uhci_qh *pqh;
        if (qh->state == QH_STATE_UNLINKING)
                return;
        WARN_ON(qh->state != QH_STATE_ACTIVE || !qh->udev);
        qh->state = QH_STATE_UNLINKING;
        /* Unlink the QH from the schedule and record when we did it */
-        pqh = list_entry(qh->node.prev, struct uhci_qh, node);
+        if (qh->skel == SKEL_ISO)
-        pqh->link = qh->link;
+                ;
-        mb();
+        else if (qh->skel < SKEL_ASYNC)
+                unlink_interrupt(uhci, qh);
+        else
+                unlink_async(uhci, qh);
        uhci_get_current_frame_number(uhci);
        qh->unlink_frame = uhci->frame_number;
@@ -697,6 +841,7 @@ static int uhci_submit_control(struct uhci_hcd *uhci, struct urb *urb,
        dma_addr_t data = urb->transfer_dma;
        __le32 *plink;
        struct urb_priv *urbp = urb->hcpriv;
+        int skel;
        /* The "pipe" thing contains the destination in bits 8--18 */
        destination = (urb->pipe & PIPE_DEVEP_MASK) | USB_PID_SETUP;
@@ -737,7 +882,7 @@ static int uhci_submit_control(struct uhci_hcd *uhci, struct urb *urb,
                td = uhci_alloc_td(uhci);
                if (!td)
                        goto nomem;
-                *plink = cpu_to_le32(td->dma_handle);
+                *plink = LINK_TO_TD(td);
                /* Alternate Data0/1 (start with Data1) */
                destination ^= TD_TOKEN_TOGGLE;
@@ -757,7 +902,7 @@ static int uhci_submit_control(struct uhci_hcd *uhci, struct urb *urb,
        td = uhci_alloc_td(uhci);
        if (!td)
                goto nomem;
-        *plink = cpu_to_le32(td->dma_handle);
+        *plink = LINK_TO_TD(td);
        /*
         * It's IN if the pipe is an output pipe or we're not expecting
@@ -784,7 +929,7 @@ static int uhci_submit_control(struct uhci_hcd *uhci, struct urb *urb,
        td = uhci_alloc_td(uhci);
        if (!td)
                goto nomem;
-        *plink = cpu_to_le32(td->dma_handle);
+        *plink = LINK_TO_TD(td);
        uhci_fill_td(td, 0, USB_PID_OUT | uhci_explen(0), 0);
        wmb();
@@ -797,11 +942,13 @@ static int uhci_submit_control(struct uhci_hcd *uhci, struct urb *urb,
         * isn't in the CONFIGURED state. */
        if (urb->dev->speed == USB_SPEED_LOW ||
                        urb->dev->state != USB_STATE_CONFIGURED)
-                qh->skel = uhci->skel_ls_control_qh;
+                skel = SKEL_LS_CONTROL;
        else {
-                qh->skel = uhci->skel_fs_control_qh;
+                skel = SKEL_FS_CONTROL;
                uhci_add_fsbr(uhci, urb);
        }
+        if (qh->state != QH_STATE_ACTIVE)
+                qh->skel = skel;
        urb->actual_length = -8;        /* Account for the SETUP packet */
        return 0;
@@ -860,7 +1007,7 @@ static int uhci_submit_common(struct uhci_hcd *uhci, struct urb *urb,
                        td = uhci_alloc_td(uhci);
                        if (!td)
                                goto nomem;
-                        *plink = cpu_to_le32(td->dma_handle);
+                        *plink = LINK_TO_TD(td);
                }
                uhci_add_td_to_urbp(td, urbp);
                uhci_fill_td(td, status,
@@ -888,7 +1035,7 @@ static int uhci_submit_common(struct uhci_hcd *uhci, struct urb *urb,
                td = uhci_alloc_td(uhci);
                if (!td)
                        goto nomem;
-                *plink = cpu_to_le32(td->dma_handle);
+                *plink = LINK_TO_TD(td);
                uhci_add_td_to_urbp(td, urbp);
                uhci_fill_td(td, status,
@@ -914,7 +1061,7 @@ static int uhci_submit_common(struct uhci_hcd *uhci, struct urb *urb,
        td = uhci_alloc_td(uhci);
        if (!td)
                goto nomem;
-        *plink = cpu_to_le32(td->dma_handle);
+        *plink = LINK_TO_TD(td);
        uhci_fill_td(td, 0, USB_PID_OUT | uhci_explen(0), 0);
        wmb();
@@ -931,7 +1078,7 @@ nomem:
        return -ENOMEM;
 }
-static inline int uhci_submit_bulk(struct uhci_hcd *uhci, struct urb *urb,
+static int uhci_submit_bulk(struct uhci_hcd *uhci, struct urb *urb,
                struct uhci_qh *qh)
 {
        int ret;
@@ -940,7 +1087,8 @@ static inline int uhci_submit_bulk(struct uhci_hcd *uhci, struct urb *urb,
        if (urb->dev->speed == USB_SPEED_LOW)
                return -EINVAL;
-        qh->skel = uhci->skel_bulk_qh;
+        if (qh->state != QH_STATE_ACTIVE)
+                qh->skel = SKEL_BULK;
        ret = uhci_submit_common(uhci, urb, qh);
        if (ret == 0)
                uhci_add_fsbr(uhci, urb);
@@ -968,7 +1116,7 @@ static int uhci_submit_interrupt(struct uhci_hcd *uhci, struct urb *urb,
                if (exponent < 0)
                        return -EINVAL;
                qh->period = 1 << exponent;
-                qh->skel = uhci->skelqh[UHCI_SKEL_INDEX(exponent)];
+                qh->skel = SKEL_INDEX(exponent);
                /* For now, interrupt phase is fixed by the layout
                 * of the QH lists. */
@@ -1005,7 +1153,7 @@ static int uhci_fixup_short_transfer(struct uhci_hcd *uhci,
                 * the queue at the status stage transaction, which is
                 * the last TD. */
                WARN_ON(list_empty(&urbp->td_list));
-                qh->element = cpu_to_le32(td->dma_handle);
+                qh->element = LINK_TO_TD(td);
                tmp = td->list.prev;
                ret = -EINPROGRESS;
@@ -1216,7 +1364,7 @@ static int uhci_submit_isochronous(struct uhci_hcd *uhci, struct urb *urb,
                qh->iso_status = 0;
        }
-        qh->skel = uhci->skel_iso_qh;
+        qh->skel = SKEL_ISO;
        if (!qh->bandwidth_reserved)
                uhci_reserve_bandwidth(uhci, qh);
        return 0;
@@ -1566,8 +1714,7 @@ static int uhci_advance_check(struct uhci_hcd *uhci, struct uhci_qh *qh)
        if (time_after(jiffies, qh->advance_jiffies + QH_WAIT_TIMEOUT)) {
                /* Detect the Intel bug and work around it */
-                if (qh->post_td && qh_element(qh) ==
+                if (qh->post_td && qh_element(qh) == LINK_TO_TD(qh->post_td)) {
-                                cpu_to_le32(qh->post_td->dma_handle)) {
                        qh->element = qh->post_td->link;
                        qh->advance_jiffies = jiffies;
                        ret = 1;
diff --git a/drivers/usb/input/usbkbd.c b/drivers/usb/input/usbkbd.c
index 8505824848f6..3749f4a235f9 100644
--- a/drivers/usb/input/usbkbd.c
+++ b/drivers/usb/input/usbkbd.c
@@ -31,6 +31,7 @@
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/usb/input.h>
+#include <linux/hid.h>
 /*
 * Version Information
@@ -330,7 +331,8 @@ static void usb_kbd_disconnect(struct usb_interface *intf)
 }
 static struct usb_device_id usb_kbd_id_table [] = {
-        { USB_INTERFACE_INFO(3, 1, 1) },
+        { USB_INTERFACE_INFO(USB_INTERFACE_CLASS_HID, USB_INTERFACE_SUBCLASS_BOOT,
+                USB_INTERFACE_PROTOCOL_KEYBOARD) },
        { }                                             /* Terminating entry */
 };
diff --git a/drivers/usb/input/usbmouse.c b/drivers/usb/input/usbmouse.c
index 64a33e420cfb..692fd6087779 100644
--- a/drivers/usb/input/usbmouse.c
+++ b/drivers/usb/input/usbmouse.c
@@ -31,6 +31,7 @@
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/usb/input.h>
+#include <linux/hid.h>
 /*
 * Version Information
@@ -213,7 +214,8 @@ static void usb_mouse_disconnect(struct usb_interface *intf)
 }
 static struct usb_device_id usb_mouse_id_table [] = {
-        { USB_INTERFACE_INFO(3, 1, 2) },
+        { USB_INTERFACE_INFO(USB_INTERFACE_CLASS_HID, USB_INTERFACE_SUBCLASS_BOOT,
+                USB_INTERFACE_PROTOCOL_MOUSE) },
        { }     /* Terminating entry */
 };
diff --git a/drivers/usb/input/wacom_wac.c b/drivers/usb/input/wacom_wac.c
index 4142e36730fc..4f3e9bc7177d 100644
--- a/drivers/usb/input/wacom_wac.c
+++ b/drivers/usb/input/wacom_wac.c
@@ -163,7 +163,7 @@ static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo)
        }
        id = STYLUS_DEVICE_ID;
-        if (data[1] & 0x10) { /* in prox */
+        if (data[1] & 0x80) { /* in prox */
                switch ((data[1] >> 5) & 3) {
@@ -196,9 +196,6 @@ static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo)
                                        wacom_report_abs(wcombo, ABS_DISTANCE, data[7] & 0x3f);
                                break;
                }
-        }
-        if (data[1] & 0x90) {
                x = wacom_le16_to_cpu(&data[2]);
                y = wacom_le16_to_cpu(&data[4]);
                wacom_report_abs(wcombo, ABS_X, x);
@@ -210,19 +207,28 @@ static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo)
                        wacom_report_key(wcombo, BTN_STYLUS2, data[1] & 0x04);
                }
                wacom_report_abs(wcombo, ABS_MISC, id); /* report tool id */
-        }
-        else
-                wacom_report_abs(wcombo, ABS_MISC, 0); /* reset tool id */
-        if (data[1] & 0x10)  /* only report prox-in when in area */
                wacom_report_key(wcombo, wacom->tool[0], 1);
-        if (!(data[1] & 0x90))  /* report prox-out when physically out */
+        } else if (!(data[1] & 0x90)) {
+                wacom_report_abs(wcombo, ABS_X, 0);
+                wacom_report_abs(wcombo, ABS_Y, 0);
+                if (wacom->tool[0] == BTN_TOOL_MOUSE) {
+                        wacom_report_key(wcombo, BTN_LEFT, 0);
+                        wacom_report_key(wcombo, BTN_RIGHT, 0);
+                        wacom_report_abs(wcombo, ABS_DISTANCE, 0);
+                } else {
+                        wacom_report_abs(wcombo, ABS_PRESSURE, 0);
+                        wacom_report_key(wcombo, BTN_TOUCH, 0);
+                        wacom_report_key(wcombo, BTN_STYLUS, 0);
+                        wacom_report_key(wcombo, BTN_STYLUS2, 0);
+                }
+                wacom_report_abs(wcombo, ABS_MISC, 0); /* reset tool id */
                wacom_report_key(wcombo, wacom->tool[0], 0);
-        wacom_input_sync(wcombo);
+        }
        /* send pad data */
        if (wacom->features->type == WACOM_G4) {
-                if ( (wacom->serial[1] & 0xc0) != (data[7] & 0xf8) ) {
+                if (data[7] & 0xf8) {
+                        wacom_input_sync(wcombo); /* sync last event */
                        wacom->id[1] = 1;
                        wacom->serial[1] = (data[7] & 0xf8);
                        wacom_report_key(wcombo, BTN_0, (data[7] & 0x40));
@@ -230,10 +236,15 @@ static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo)
                        rw = ((data[7] & 0x18) >> 3) - ((data[7] & 0x20) >> 3);
                        wacom_report_rel(wcombo, REL_WHEEL, rw);
                        wacom_report_key(wcombo, BTN_TOOL_FINGER, 0xf0);
+                        wacom_report_abs(wcombo, ABS_MISC, PAD_DEVICE_ID);
                        wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xf0);
                } else if (wacom->id[1]) {
+                        wacom_input_sync(wcombo); /* sync last event */
                        wacom->id[1] = 0;
+                        wacom_report_key(wcombo, BTN_0, (data[7] & 0x40));
+                        wacom_report_key(wcombo, BTN_4, (data[7] & 0x80));
                        wacom_report_key(wcombo, BTN_TOOL_FINGER, 0);
+                        wacom_report_abs(wcombo, ABS_MISC, 0);
                        wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xf0);
                }
        }
@@ -304,28 +315,35 @@ static int wacom_intuos_inout(struct wacom_wac *wacom, void *wcombo)
                        default: /* Unknown tool */
                                wacom->tool[idx] = BTN_TOOL_PEN;
                }
-                /* only large I3 support Lens Cursor */
-                if(!((wacom->tool[idx] == BTN_TOOL_LENS)
-                                 && ((wacom->features->type == INTUOS3)
-                                 || (wacom->features->type == INTUOS3S)))) {
-                        wacom_report_abs(wcombo, ABS_MISC, wacom->id[idx]); /* report tool id */
-                        wacom_report_key(wcombo, wacom->tool[idx], 1);
-                        wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
-                        return 2;
-                }
                return 1;
        }
        /* Exit report */
        if ((data[1] & 0xfe) == 0x80) {
-                if(!((wacom->tool[idx] == BTN_TOOL_LENS)
+                wacom_report_abs(wcombo, ABS_X, 0);
-                                 && ((wacom->features->type == INTUOS3)
+                wacom_report_abs(wcombo, ABS_Y, 0);
-                                 || (wacom->features->type == INTUOS3S)))) {
+                wacom_report_abs(wcombo, ABS_DISTANCE, 0);
-                        wacom_report_key(wcombo, wacom->tool[idx], 0);
+                if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
-                        wacom_report_abs(wcombo, ABS_MISC, 0); /* reset tool id */
+                        wacom_report_key(wcombo, BTN_LEFT, 0);
-                        wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
+                        wacom_report_key(wcombo, BTN_MIDDLE, 0);
-                        return 2;
+                        wacom_report_key(wcombo, BTN_RIGHT, 0);
+                        wacom_report_key(wcombo, BTN_SIDE, 0);
+                        wacom_report_key(wcombo, BTN_EXTRA, 0);
+                        wacom_report_abs(wcombo, ABS_THROTTLE, 0);
+                        wacom_report_abs(wcombo, ABS_RZ, 0);
+                } else {
+                        wacom_report_abs(wcombo, ABS_PRESSURE, 0);
+                        wacom_report_abs(wcombo, ABS_TILT_X, 0);
+                        wacom_report_abs(wcombo, ABS_TILT_Y, 0);
+                        wacom_report_key(wcombo, BTN_STYLUS, 0);
+                        wacom_report_key(wcombo, BTN_STYLUS2, 0);
+                        wacom_report_key(wcombo, BTN_TOUCH, 0);
+                        wacom_report_abs(wcombo, ABS_WHEEL, 0);
                }
+                wacom_report_key(wcombo, wacom->tool[idx], 0);
+                wacom_report_abs(wcombo, ABS_MISC, 0); /* reset tool id */
+                wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
+                return 2;
        }
        return 0;
 }
@@ -394,6 +412,7 @@ static int wacom_intuos_irq(struct wacom_wac *wacom, void *wcombo)
                        wacom_report_key(wcombo, wacom->tool[1], 1);
                else
                        wacom_report_key(wcombo, wacom->tool[1], 0);
+                wacom_report_abs(wcombo, ABS_MISC, PAD_DEVICE_ID);
                wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xffffffff);
                return 1;
        }
@@ -403,6 +422,12 @@ static int wacom_intuos_irq(struct wacom_wac *wacom, void *wcombo)
        if (result)
                return result-1;
+        /* Only large I3 and I1 & I2 support Lense Cursor */
+        if((wacom->tool[idx] == BTN_TOOL_LENS)
+                        && ((wacom->features->type == INTUOS3)
+                        || (wacom->features->type == INTUOS3S)))
+                return 0;
        /* Cintiq doesn't send data when RDY bit isn't set */
        if ((wacom->features->type == CINTIQ) && !(data[1] & 0x40))
                 return 0;
@@ -554,11 +579,11 @@ static struct wacom_features wacom_features[] = {
        { "Wacom Volito2 4x5",   8,   5104,  3712,  511, 63, GRAPHIRE },
        { "Wacom Volito2 2x3",   8,   3248,  2320,  511, 63, GRAPHIRE },
        { "Wacom PenPartner2",   8,   3250,  2320,  255, 63, GRAPHIRE },
-        { "Wacom Intuos 4x5",   10,  12700, 10600, 1023, 63, INTUOS },
+        { "Wacom Intuos 4x5",   10,  12700, 10600, 1023, 31, INTUOS },
-        { "Wacom Intuos 6x8",   10,  20320, 16240, 1023, 63, INTUOS },
+        { "Wacom Intuos 6x8",   10,  20320, 16240, 1023, 31, INTUOS },
-        { "Wacom Intuos 9x12",  10,  30480, 24060, 1023, 63, INTUOS },
+        { "Wacom Intuos 9x12",  10,  30480, 24060, 1023, 31, INTUOS },
-        { "Wacom Intuos 12x12", 10,  30480, 31680, 1023, 63, INTUOS },
+        { "Wacom Intuos 12x12", 10,  30480, 31680, 1023, 31, INTUOS },
-        { "Wacom Intuos 12x18", 10,  45720, 31680, 1023, 63, INTUOS },
+        { "Wacom Intuos 12x18", 10,  45720, 31680, 1023, 31, INTUOS },
        { "Wacom PL400",         8,   5408,  4056,  255,  0, PL },
        { "Wacom PL500",         8,   6144,  4608,  255,  0, PL },
        { "Wacom PL600",         8,   6126,  4604,  255,  0, PL },
@@ -571,11 +596,11 @@ static struct wacom_features wacom_features[] = {
        { "Wacom DTF521",        8,   6282,  4762,  511,  0, PL },
        { "Wacom DTF720",        8,   6858,  5506,  511,  0, PL },
        { "Wacom Cintiq Partner",8,  20480, 15360,  511,  0, PTU },
-        { "Wacom Intuos2 4x5",   10, 12700, 10600, 1023, 63, INTUOS },
+        { "Wacom Intuos2 4x5",   10, 12700, 10600, 1023, 31, INTUOS },
-        { "Wacom Intuos2 6x8",   10, 20320, 16240, 1023, 63, INTUOS },
+        { "Wacom Intuos2 6x8",   10, 20320, 16240, 1023, 31, INTUOS },
-        { "Wacom Intuos2 9x12",  10, 30480, 24060, 1023, 63, INTUOS },
+        { "Wacom Intuos2 9x12",  10, 30480, 24060, 1023, 31, INTUOS },
-        { "Wacom Intuos2 12x12", 10, 30480, 31680, 1023, 63, INTUOS },
+        { "Wacom Intuos2 12x12", 10, 30480, 31680, 1023, 31, INTUOS },
-        { "Wacom Intuos2 12x18", 10, 45720, 31680, 1023, 63, INTUOS },
+        { "Wacom Intuos2 12x18", 10, 45720, 31680, 1023, 31, INTUOS },
        { "Wacom Intuos3 4x5",   10, 25400, 20320, 1023, 63, INTUOS3S },
        { "Wacom Intuos3 6x8",   10, 40640, 30480, 1023, 63, INTUOS3 },
        { "Wacom Intuos3 9x12",  10, 60960, 45720, 1023, 63, INTUOS3 },
@@ -584,7 +609,7 @@ static struct wacom_features wacom_features[] = {
        { "Wacom Intuos3 6x11",  10, 54204, 31750, 1023, 63, INTUOS3 },
        { "Wacom Intuos3 4x6",   10, 31496, 19685, 1023, 63, INTUOS3S },
        { "Wacom Cintiq 21UX",   10, 87200, 65600, 1023, 63, CINTIQ },
-        { "Wacom Intuos2 6x8",   10, 20320, 16240, 1023, 63, INTUOS },
+        { "Wacom Intuos2 6x8",   10, 20320, 16240, 1023, 31, INTUOS },
        { }
 };
diff --git a/drivers/usb/input/wacom_wac.h b/drivers/usb/input/wacom_wac.h
index a1d9ce007970..a23022287248 100644
--- a/drivers/usb/input/wacom_wac.h
+++ b/drivers/usb/input/wacom_wac.h
@@ -12,6 +12,7 @@
 #define STYLUS_DEVICE_ID        0x02
 #define CURSOR_DEVICE_ID        0x06
 #define ERASER_DEVICE_ID        0x0A
+#define PAD_DEVICE_ID           0x0F
 enum {
        PENPARTNER = 0,
diff --git a/drivers/usb/misc/Kconfig b/drivers/usb/misc/Kconfig
index 4907e8b80070..9c7eb6144d02 100644
--- a/drivers/usb/misc/Kconfig
+++ b/drivers/usb/misc/Kconfig
@@ -244,6 +244,20 @@ config USB_TRANCEVIBRATOR
          To compile this driver as a module, choose M here: the
          module will be called trancevibrator.
+config USB_IOWARRIOR
+        tristate "IO Warrior driver support"
+        depends on USB
+        help
+          Say Y here if you want to support the IO Warrior devices from Code
+          Mercenaries.  This includes support for the following devices:
+                IO Warrior 40
+                IO Warrior 24
+                IO Warrior 56
+                IO Warrior 24 Power Vampire
+          To compile this driver as a module, choose M here: the
+          module will be called iowarrior.
 config USB_TEST
        tristate "USB testing driver (DEVELOPMENT)"
        depends on USB && USB_DEVICEFS && EXPERIMENTAL
diff --git a/drivers/usb/misc/Makefile b/drivers/usb/misc/Makefile
index dac2d5b71566..b68e6b774f1a 100644
--- a/drivers/usb/misc/Makefile
+++ b/drivers/usb/misc/Makefile
@@ -13,6 +13,7 @@ obj-$(CONFIG_USB_EMI26)		+= emi26.o
 obj-$(CONFIG_USB_EMI62)         += emi62.o
 obj-$(CONFIG_USB_FTDI_ELAN)     += ftdi-elan.o
 obj-$(CONFIG_USB_IDMOUSE)       += idmouse.o
+obj-$(CONFIG_USB_IOWARRIOR)     += iowarrior.o
 obj-$(CONFIG_USB_LCD)           += usblcd.o
 obj-$(CONFIG_USB_LD)            += ldusb.o
 obj-$(CONFIG_USB_LED)           += usbled.o
diff --git a/drivers/usb/misc/iowarrior.c b/drivers/usb/misc/iowarrior.c
new file mode 100644
index 000000000000..d69665c8de02
--- /dev/null
+++ b/drivers/usb/misc/iowarrior.c
@@ -0,0 +1,925 @@
+/*
+ *  Native support for the I/O-Warrior USB devices
+ *
+ *  Copyright (c) 2003-2005  Code Mercenaries GmbH
+ *  written by Christian Lucht <lucht@codemercs.com>
+ *
+ *  based on
+ *  usb-skeleton.c by Greg Kroah-Hartman  <greg@kroah.com>
+ *  brlvger.c by Stephane Dalton  <sdalton@videotron.ca>
+ *           and St�hane Doyon   <s.doyon@videotron.ca>
+ *
+ *  Released under the GPLv2.
+ */
+#include <linux/module.h>
+#include <linux/usb.h>
+#include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/sched.h>
+#include <linux/poll.h>
+#include <linux/version.h>
+#include <linux/usb/iowarrior.h>
+/* Version Information */
+#define DRIVER_VERSION "v0.4.0"
+#define DRIVER_AUTHOR "Christian Lucht <lucht@codemercs.com>"
+#define DRIVER_DESC "USB IO-Warrior driver (Linux 2.6.x)"
+#define USB_VENDOR_ID_CODEMERCS         1984
+/* low speed iowarrior */
+#define USB_DEVICE_ID_CODEMERCS_IOW40   0x1500
+#define USB_DEVICE_ID_CODEMERCS_IOW24   0x1501
+#define USB_DEVICE_ID_CODEMERCS_IOWPV1  0x1511
+#define USB_DEVICE_ID_CODEMERCS_IOWPV2  0x1512
+/* full speed iowarrior */
+#define USB_DEVICE_ID_CODEMERCS_IOW56   0x1503
+/* Get a minor range for your devices from the usb maintainer */
+#ifdef CONFIG_USB_DYNAMIC_MINORS
+#define IOWARRIOR_MINOR_BASE    0
+#else
+#define IOWARRIOR_MINOR_BASE    208     // SKELETON_MINOR_BASE 192 + 16, not offical yet
+#endif
+/* interrupt input queue size */
+#define MAX_INTERRUPT_BUFFER 16
+/*
+   maximum number of urbs that are submitted for writes at the same time,
+   this applies to the IOWarrior56 only!
+   IOWarrior24 and IOWarrior40 use synchronous usb_control_msg calls.
+*/
+#define MAX_WRITES_IN_FLIGHT 4
+/* Use our own dbg macro */
+#undef dbg
+#define dbg( format, arg... ) do { if( debug ) printk( KERN_DEBUG __FILE__ ": " format "\n" , ## arg ); } while ( 0 )
+MODULE_AUTHOR(DRIVER_AUTHOR);
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_LICENSE("GPL");
+/* Module parameters */
+static int debug = 0;
+module_param(debug, bool, 0644);
+MODULE_PARM_DESC(debug, "debug=1 enables debugging messages");
+static struct usb_driver iowarrior_driver;
+/*--------------*/
+/*     data     */
+/*--------------*/
+/* Structure to hold all of our device specific stuff */
+struct iowarrior {
+        struct mutex mutex;                     /* locks this structure */
+        struct usb_device *udev;                /* save off the usb device pointer */
+        struct usb_interface *interface;        /* the interface for this device */
+        unsigned char minor;                    /* the starting minor number for this device */
+        struct usb_endpoint_descriptor *int_out_endpoint;       /* endpoint for reading (needed for IOW56 only) */
+        struct usb_endpoint_descriptor *int_in_endpoint;        /* endpoint for reading */
+        struct urb *int_in_urb;         /* the urb for reading data */
+        unsigned char *int_in_buffer;   /* buffer for data to be read */
+        unsigned char serial_number;    /* to detect lost packages */
+        unsigned char *read_queue;      /* size is MAX_INTERRUPT_BUFFER * packet size */
+        wait_queue_head_t read_wait;
+        wait_queue_head_t write_wait;   /* wait-queue for writing to the device */
+        atomic_t write_busy;            /* number of write-urbs submitted */
+        atomic_t read_idx;
+        atomic_t intr_idx;
+        spinlock_t intr_idx_lock;       /* protects intr_idx */
+        atomic_t overflow_flag;         /* signals an index 'rollover' */
+        int present;                    /* this is 1 as long as the device is connected */
+        int opened;                     /* this is 1 if the device is currently open */
+        char chip_serial[9];            /* the serial number string of the chip connected */
+        int report_size;                /* number of bytes in a report */
+        u16 product_id;
+};
+/*--------------*/
+/*    globals   */
+/*--------------*/
+/* prevent races between open() and disconnect() */
+static DECLARE_MUTEX(disconnect_sem);
+/*
+ *  USB spec identifies 5 second timeouts.
+ */
+#define GET_TIMEOUT 5
+#define USB_REQ_GET_REPORT  0x01
+//#if 0
+static int usb_get_report(struct usb_device *dev,
+                          struct usb_host_interface *inter, unsigned char type,
+                          unsigned char id, void *buf, int size)
+{
+        return usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
+                               USB_REQ_GET_REPORT,
+                               USB_DIR_IN | USB_TYPE_CLASS |
+                               USB_RECIP_INTERFACE, (type << 8) + id,
+                               inter->desc.bInterfaceNumber, buf, size,
+                               GET_TIMEOUT);
+}
+//#endif
+#define USB_REQ_SET_REPORT 0x09
+static int usb_set_report(struct usb_interface *intf, unsigned char type,
+                          unsigned char id, void *buf, int size)
+{
+        return usb_control_msg(interface_to_usbdev(intf),
+                               usb_sndctrlpipe(interface_to_usbdev(intf), 0),
+                               USB_REQ_SET_REPORT,
+                               USB_TYPE_CLASS | USB_RECIP_INTERFACE,
+                               (type << 8) + id,
+                               intf->cur_altsetting->desc.bInterfaceNumber, buf,
+                               size, 1);
+}
+/*---------------------*/
+/* driver registration */
+/*---------------------*/
+/* table of devices that work with this driver */
+static struct usb_device_id iowarrior_ids[] = {
+        {USB_DEVICE(USB_VENDOR_ID_CODEMERCS, USB_DEVICE_ID_CODEMERCS_IOW40)},
+        {USB_DEVICE(USB_VENDOR_ID_CODEMERCS, USB_DEVICE_ID_CODEMERCS_IOW24)},
+        {USB_DEVICE(USB_VENDOR_ID_CODEMERCS, USB_DEVICE_ID_CODEMERCS_IOWPV1)},
+        {USB_DEVICE(USB_VENDOR_ID_CODEMERCS, USB_DEVICE_ID_CODEMERCS_IOWPV2)},
+        {USB_DEVICE(USB_VENDOR_ID_CODEMERCS, USB_DEVICE_ID_CODEMERCS_IOW56)},
+        {}                      /* Terminating entry */
+};
+MODULE_DEVICE_TABLE(usb, iowarrior_ids);
+/*
+ * USB callback handler for reading data
+ */
+static void iowarrior_callback(struct urb *urb)
+{
+        struct iowarrior *dev = (struct iowarrior *)urb->context;
+        int intr_idx;
+        int read_idx;
+        int aux_idx;
+        int offset;
+        int status;
+        switch (urb->status) {
+        case 0:
+                /* success */
+                break;
+        case -ECONNRESET:
+        case -ENOENT:
+        case -ESHUTDOWN:
+                return;
+        default:
+                goto exit;
+        }
+        spin_lock(&dev->intr_idx_lock);
+        intr_idx = atomic_read(&dev->intr_idx);
+        /* aux_idx become previous intr_idx */
+        aux_idx = (intr_idx == 0) ? (MAX_INTERRUPT_BUFFER - 1) : (intr_idx - 1);
+        read_idx = atomic_read(&dev->read_idx);
+        /* queue is not empty and it's interface 0 */
+        if ((intr_idx != read_idx)
+            && (dev->interface->cur_altsetting->desc.bInterfaceNumber == 0)) {
+                /* + 1 for serial number */
+                offset = aux_idx * (dev->report_size + 1);
+                if (!memcmp
+                    (dev->read_queue + offset, urb->transfer_buffer,
+                     dev->report_size)) {
+                        /* equal values on interface 0 will be ignored */
+                        spin_unlock(&dev->intr_idx_lock);
+                        goto exit;
+                }
+        }
+        /* aux_idx become next intr_idx */
+        aux_idx = (intr_idx == (MAX_INTERRUPT_BUFFER - 1)) ? 0 : (intr_idx + 1);
+        if (read_idx == aux_idx) {
+                /* queue full, dropping oldest input */
+                read_idx = (++read_idx == MAX_INTERRUPT_BUFFER) ? 0 : read_idx;
+                atomic_set(&dev->read_idx, read_idx);
+                atomic_set(&dev->overflow_flag, 1);
+        }
+        /* +1 for serial number */
+        offset = intr_idx * (dev->report_size + 1);
+        memcpy(dev->read_queue + offset, urb->transfer_buffer,
+               dev->report_size);
+        *(dev->read_queue + offset + (dev->report_size)) = dev->serial_number++;
+        atomic_set(&dev->intr_idx, aux_idx);
+        spin_unlock(&dev->intr_idx_lock);
+        /* tell the blocking read about the new data */
+        wake_up_interruptible(&dev->read_wait);
+exit:
+        status = usb_submit_urb(urb, GFP_ATOMIC);
+        if (status)
+                dev_err(&dev->interface->dev, "%s - usb_submit_urb failed with result %d",
+                        __FUNCTION__, status);
+}
+/*
+ * USB Callback handler for write-ops
+ */
+static void iowarrior_write_callback(struct urb *urb)
+{
+        struct iowarrior *dev;
+        dev = (struct iowarrior *)urb->context;
+        /* sync/async unlink faults aren't errors */
+        if (urb->status &&
+            !(urb->status == -ENOENT ||
+              urb->status == -ECONNRESET || urb->status == -ESHUTDOWN)) {
+                dbg("%s - nonzero write bulk status received: %d",
+                    __func__, urb->status);
+        }
+        /* free up our allocated buffer */
+        usb_buffer_free(urb->dev, urb->transfer_buffer_length,
+                        urb->transfer_buffer, urb->transfer_dma);
+        /* tell a waiting writer the interrupt-out-pipe is available again */
+        atomic_dec(&dev->write_busy);
+        wake_up_interruptible(&dev->write_wait);
+}
+/**
+ *      iowarrior_delete
+ */
+static inline void iowarrior_delete(struct iowarrior *dev)
+{
+        dbg("%s - minor %d", __func__, dev->minor);
+        kfree(dev->int_in_buffer);
+        usb_free_urb(dev->int_in_urb);
+        kfree(dev->read_queue);
+        kfree(dev);
+}
+/*---------------------*/
+/* fops implementation */
+/*---------------------*/
+static int read_index(struct iowarrior *dev)
+{
+        int intr_idx, read_idx;
+        read_idx = atomic_read(&dev->read_idx);
+        intr_idx = atomic_read(&dev->intr_idx);
+        return (read_idx == intr_idx ? -1 : read_idx);
+}
+/**
+ *  iowarrior_read
+ */
+static ssize_t iowarrior_read(struct file *file, char __user *buffer,
+                              size_t count, loff_t *ppos)
+{
+        struct iowarrior *dev;
+        int read_idx;
+        int offset;
+        dev = (struct iowarrior *)file->private_data;
+        /* verify that the device wasn't unplugged */
+        if (dev == NULL || !dev->present)
+                return -ENODEV;
+        dbg("%s - minor %d, count = %zd", __func__, dev->minor, count);
+        /* read count must be packet size (+ time stamp) */
+        if ((count != dev->report_size)
+            && (count != (dev->report_size + 1)))
+                return -EINVAL;
+        /* repeat until no buffer overrun in callback handler occur */
+        do {
+                atomic_set(&dev->overflow_flag, 0);
+                if ((read_idx = read_index(dev)) == -1) {
+                        /* queue emty */
+                        if (file->f_flags & O_NONBLOCK)
+                                return -EAGAIN;
+                        else {
+                                //next line will return when there is either new data, or the device is unplugged
+                                int r = wait_event_interruptible(dev->read_wait,
+                                                                 (!dev->present
+                                                                  || (read_idx =
+                                                                      read_index
+                                                                      (dev)) !=
+                                                                  -1));
+                                if (r) {
+                                        //we were interrupted by a signal
+                                        return -ERESTART;
+                                }
+                                if (!dev->present) {
+                                        //The device was unplugged
+                                        return -ENODEV;
+                                }
+                                if (read_idx == -1) {
+                                        // Can this happen ???
+                                        return 0;
+                                }
+                        }
+                }
+                offset = read_idx * (dev->report_size + 1);
+                if (copy_to_user(buffer, dev->read_queue + offset, count)) {
+                        return -EFAULT;
+                }
+        } while (atomic_read(&dev->overflow_flag));
+        read_idx = ++read_idx == MAX_INTERRUPT_BUFFER ? 0 : read_idx;
+        atomic_set(&dev->read_idx, read_idx);
+        return count;
+}
+/*
+ * iowarrior_write
+ */
+static ssize_t iowarrior_write(struct file *file,
+                               const char __user *user_buffer,
+                               size_t count, loff_t *ppos)
+{
+        struct iowarrior *dev;
+        int retval = 0;
+        char *buf = NULL;       /* for IOW24 and IOW56 we need a buffer */
+        struct urb *int_out_urb = NULL;
+        dev = (struct iowarrior *)file->private_data;
+        mutex_lock(&dev->mutex);
+        /* verify that the device wasn't unplugged */
+        if (dev == NULL || !dev->present) {
+                retval = -ENODEV;
+                goto exit;
+        }
+        dbg("%s - minor %d, count = %zd", __func__, dev->minor, count);
+        /* if count is 0 we're already done */
+        if (count == 0) {
+                retval = 0;
+                goto exit;
+        }
+        /* We only accept full reports */
+        if (count != dev->report_size) {
+                retval = -EINVAL;
+                goto exit;
+        }
+        switch (dev->product_id) {
+        case USB_DEVICE_ID_CODEMERCS_IOW24:
+        case USB_DEVICE_ID_CODEMERCS_IOWPV1:
+        case USB_DEVICE_ID_CODEMERCS_IOWPV2:
+        case USB_DEVICE_ID_CODEMERCS_IOW40:
+                /* IOW24 and IOW40 use a synchronous call */
+                buf = kmalloc(8, GFP_KERNEL);   /* 8 bytes are enough for both products */
+                if (!buf) {
+                        retval = -ENOMEM;
+                        goto exit;
+                }
+                if (copy_from_user(buf, user_buffer, count)) {
+                        retval = -EFAULT;
+                        kfree(buf);
+                        goto exit;
+                }
+                retval = usb_set_report(dev->interface, 2, 0, buf, count);
+                kfree(buf);
+                goto exit;
+                break;
+        case USB_DEVICE_ID_CODEMERCS_IOW56:
+                /* The IOW56 uses asynchronous IO and more urbs */
+                if (atomic_read(&dev->write_busy) == MAX_WRITES_IN_FLIGHT) {
+                        /* Wait until we are below the limit for submitted urbs */
+                        if (file->f_flags & O_NONBLOCK) {
+                                retval = -EAGAIN;
+                                goto exit;
+                        } else {
+                                retval = wait_event_interruptible(dev->write_wait,
+                                                                  (!dev->present || (atomic_read (&dev-> write_busy) < MAX_WRITES_IN_FLIGHT)));
+                                if (retval) {
+                                        /* we were interrupted by a signal */
+                                        retval = -ERESTART;
+                                        goto exit;
+                                }
+                                if (!dev->present) {
+                                        /* The device was unplugged */
+                                        retval = -ENODEV;
+                                        goto exit;
+                                }
+                                if (!dev->opened) {
+                                        /* We were closed while waiting for an URB */
+                                        retval = -ENODEV;
+                                        goto exit;
+                                }
+                        }
+                }
+                atomic_inc(&dev->write_busy);
+                int_out_urb = usb_alloc_urb(0, GFP_KERNEL);
+                if (!int_out_urb) {
+                        retval = -ENOMEM;
+                        dbg("%s Unable to allocate urb ", __func__);
+                        goto error;
+                }
+                buf = usb_buffer_alloc(dev->udev, dev->report_size,
+                                       GFP_KERNEL, &int_out_urb->transfer_dma);
+                if (!buf) {
+                        retval = -ENOMEM;
+                        dbg("%s Unable to allocate buffer ", __func__);
+                        goto error;
+                }
+                usb_fill_int_urb(int_out_urb, dev->udev,
+                                 usb_sndintpipe(dev->udev,
+                                                dev->int_out_endpoint->bEndpointAddress),
+                                 buf, dev->report_size,
+                                 iowarrior_write_callback, dev,
+                                 dev->int_out_endpoint->bInterval);
+                int_out_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
+                if (copy_from_user(buf, user_buffer, count)) {
+                        retval = -EFAULT;
+                        goto error;
+                }
+                retval = usb_submit_urb(int_out_urb, GFP_KERNEL);
+                if (retval) {
+                        dbg("%s submit error %d for urb nr.%d", __func__,
+                            retval, atomic_read(&dev->write_busy));
+                        goto error;
+                }
+                /* submit was ok */
+                retval = count;
+                usb_free_urb(int_out_urb);
+                goto exit;
+                break;
+        default:
+                /* what do we have here ? An unsupported Product-ID ? */
+                dev_err(&dev->interface->dev, "%s - not supported for product=0x%x",
+                        __FUNCTION__, dev->product_id);
+                retval = -EFAULT;
+                goto exit;
+                break;
+        }
+error:
+        usb_buffer_free(dev->udev, dev->report_size, buf,
+                        int_out_urb->transfer_dma);
+        usb_free_urb(int_out_urb);
+        atomic_dec(&dev->write_busy);
+        wake_up_interruptible(&dev->write_wait);
+exit:
+        mutex_unlock(&dev->mutex);
+        return retval;
+}
+/**
+ *      iowarrior_ioctl
+ */
+static int iowarrior_ioctl(struct inode *inode, struct file *file,
+                           unsigned int cmd, unsigned long arg)
+{
+        struct iowarrior *dev = NULL;
+        __u8 *buffer;
+        __u8 __user *user_buffer;
+        int retval;
+        int io_res;             /* checks for bytes read/written and copy_to/from_user results */
+        dev = (struct iowarrior *)file->private_data;
+        if (dev == NULL) {
+                return -ENODEV;
+        }
+        buffer = kzalloc(dev->report_size, GFP_KERNEL);
+        if (!buffer)
+                return -ENOMEM;
+        /* lock this object */
+        mutex_lock(&dev->mutex);
+        /* verify that the device wasn't unplugged */
+        if (!dev->present) {
+                mutex_unlock(&dev->mutex);
+                return -ENODEV;
+        }
+        dbg("%s - minor %d, cmd 0x%.4x, arg %ld", __func__, dev->minor, cmd,
+            arg);
+        retval = 0;
+        io_res = 0;
+        switch (cmd) {
+        case IOW_WRITE:
+                if (dev->product_id == USB_DEVICE_ID_CODEMERCS_IOW24 ||
+                    dev->product_id == USB_DEVICE_ID_CODEMERCS_IOWPV1 ||
+                    dev->product_id == USB_DEVICE_ID_CODEMERCS_IOWPV2 ||
+                    dev->product_id == USB_DEVICE_ID_CODEMERCS_IOW40) {
+                        user_buffer = (__u8 __user *)arg;
+                        io_res = copy_from_user(buffer, user_buffer,
+                                                dev->report_size);
+                        if (io_res) {
+                                retval = -EFAULT;
+                        } else {
+                                io_res = usb_set_report(dev->interface, 2, 0,
+                                                        buffer,
+                                                        dev->report_size);
+                                if (io_res < 0)
+                                        retval = io_res;
+                        }
+                } else {
+                        retval = -EINVAL;
+                        dev_err(&dev->interface->dev,
+                                "ioctl 'IOW_WRITE' is not supported for product=0x%x.",
+                                dev->product_id);
+                }
+                break;
+        case IOW_READ:
+                user_buffer = (__u8 __user *)arg;
+                io_res = usb_get_report(dev->udev,
+                                        dev->interface->cur_altsetting, 1, 0,
+                                        buffer, dev->report_size);
+                if (io_res < 0)
+                        retval = io_res;
+                else {
+                        io_res = copy_to_user(user_buffer, buffer, dev->report_size);
+                        if (io_res < 0)
+                                retval = -EFAULT;
+                }
+                break;
+        case IOW_GETINFO:
+                {
+                        /* Report available information for the device */
+                        struct iowarrior_info info;
+                        /* needed for power consumption */
+                        struct usb_config_descriptor *cfg_descriptor = &dev->udev->actconfig->desc;
+                        /* directly from the descriptor */
+                        info.vendor = le16_to_cpu(dev->udev->descriptor.idVendor);
+                        info.product = dev->product_id;
+                        info.revision = le16_to_cpu(dev->udev->descriptor.bcdDevice);
+                        /* 0==UNKNOWN, 1==LOW(usb1.1) ,2=FULL(usb1.1), 3=HIGH(usb2.0) */
+                        info.speed = le16_to_cpu(dev->udev->speed);
+                        info.if_num = dev->interface->cur_altsetting->desc.bInterfaceNumber;
+                        info.report_size = dev->report_size;
+                        /* serial number string has been read earlier 8 chars or empty string */
+                        memcpy(info.serial, dev->chip_serial,
+                               sizeof(dev->chip_serial));
+                        if (cfg_descriptor == NULL) {
+                                info.power = -1;        /* no information available */
+                        } else {
+                                /* the MaxPower is stored in units of 2mA to make it fit into a byte-value */
+                                info.power = cfg_descriptor->bMaxPower * 2;
+                        }
+                        io_res = copy_to_user((struct iowarrior_info __user *)arg, &info,
+                                         sizeof(struct iowarrior_info));
+                        if (io_res < 0)
+                                retval = -EFAULT;
+                        break;
+                }
+        default:
+                /* return that we did not understand this ioctl call */
+                retval = -ENOTTY;
+                break;
+        }
+        /* unlock the device */
+        mutex_unlock(&dev->mutex);
+        return retval;
+}
+/**
+ *      iowarrior_open
+ */
+static int iowarrior_open(struct inode *inode, struct file *file)
+{
+        struct iowarrior *dev = NULL;
+        struct usb_interface *interface;
+        int subminor;
+        int retval = 0;
+        dbg("%s", __func__);
+        subminor = iminor(inode);
+        /* prevent disconnects */
+        down(&disconnect_sem);
+        interface = usb_find_interface(&iowarrior_driver, subminor);
+        if (!interface) {
+                err("%s - error, can't find device for minor %d", __FUNCTION__,
+                    subminor);
+                retval = -ENODEV;
+                goto out;
+        }
+        dev = usb_get_intfdata(interface);
+        if (!dev) {
+                retval = -ENODEV;
+                goto out;
+        }
+        /* Only one process can open each device, no sharing. */
+        if (dev->opened) {
+                retval = -EBUSY;
+                goto out;
+        }
+        /* setup interrupt handler for receiving values */
+        if ((retval = usb_submit_urb(dev->int_in_urb, GFP_KERNEL)) < 0) {
+                dev_err(&interface->dev, "Error %d while submitting URB\n", retval);
+                retval = -EFAULT;
+                goto out;
+        }
+        /* increment our usage count for the driver */
+        ++dev->opened;
+        /* save our object in the file's private structure */
+        file->private_data = dev;
+        retval = 0;
+out:
+        up(&disconnect_sem);
+        return retval;
+}
+/**
+ *      iowarrior_release
+ */
+static int iowarrior_release(struct inode *inode, struct file *file)
+{
+        struct iowarrior *dev;
+        int retval = 0;
+        dev = (struct iowarrior *)file->private_data;
+        if (dev == NULL) {
+                return -ENODEV;
+        }
+        dbg("%s - minor %d", __func__, dev->minor);
+        /* lock our device */
+        mutex_lock(&dev->mutex);
+        if (dev->opened <= 0) {
+                retval = -ENODEV;       /* close called more than once */
+                mutex_unlock(&dev->mutex);
+        } else {
+                dev->opened = 0;        /* we're closeing now */
+                retval = 0;
+                if (dev->present) {
+                        /*
+                           The device is still connected so we only shutdown
+                           pending read-/write-ops.
+                         */
+                        usb_kill_urb(dev->int_in_urb);
+                        wake_up_interruptible(&dev->read_wait);
+                        wake_up_interruptible(&dev->write_wait);
+                        mutex_unlock(&dev->mutex);
+                } else {
+                        /* The device was unplugged, cleanup resources */
+                        mutex_unlock(&dev->mutex);
+                        iowarrior_delete(dev);
+                }
+        }
+        return retval;
+}
+static unsigned iowarrior_poll(struct file *file, poll_table * wait)
+{
+        struct iowarrior *dev = file->private_data;
+        unsigned int mask = 0;
+        if (!dev->present)
+                return POLLERR | POLLHUP;
+        poll_wait(file, &dev->read_wait, wait);
+        poll_wait(file, &dev->write_wait, wait);
+        if (!dev->present)
+                return POLLERR | POLLHUP;
+        if (read_index(dev) != -1)
+                mask |= POLLIN | POLLRDNORM;
+        if (atomic_read(&dev->write_busy) < MAX_WRITES_IN_FLIGHT)
+                mask |= POLLOUT | POLLWRNORM;
+        return mask;
+}
+/*
+ * File operations needed when we register this driver.
+ * This assumes that this driver NEEDS file operations,
+ * of course, which means that the driver is expected
+ * to have a node in the /dev directory. If the USB
+ * device were for a network interface then the driver
+ * would use "struct net_driver" instead, and a serial
+ * device would use "struct tty_driver".
+ */
+static struct file_operations iowarrior_fops = {
+        .owner = THIS_MODULE,
+        .write = iowarrior_write,
+        .read = iowarrior_read,
+        .ioctl = iowarrior_ioctl,
+        .open = iowarrior_open,
+        .release = iowarrior_release,
+        .poll = iowarrior_poll,
+};
+/*
+ * usb class driver info in order to get a minor number from the usb core,
+ * and to have the device registered with devfs and the driver core
+ */
+static struct usb_class_driver iowarrior_class = {
+        .name = "iowarrior%d",
+        .fops = &iowarrior_fops,
+        .minor_base = IOWARRIOR_MINOR_BASE,
+};
+/*---------------------------------*/
+/*  probe and disconnect functions */
+/*---------------------------------*/
+/**
+ *      iowarrior_probe
+ *
+ *      Called by the usb core when a new device is connected that it thinks
+ *      this driver might be interested in.
+ */
+static int iowarrior_probe(struct usb_interface *interface,
+                           const struct usb_device_id *id)
+{
+        struct usb_device *udev = interface_to_usbdev(interface);
+        struct iowarrior *dev = NULL;
+        struct usb_host_interface *iface_desc;
+        struct usb_endpoint_descriptor *endpoint;
+        int i;
+        int retval = -ENOMEM;
+        int idele = 0;
+        /* allocate memory for our device state and intialize it */
+        dev = kzalloc(sizeof(struct iowarrior), GFP_KERNEL);
+        if (dev == NULL) {
+                dev_err(&interface->dev, "Out of memory");
+                return retval;
+        }
+        mutex_init(&dev->mutex);
+        atomic_set(&dev->intr_idx, 0);
+        atomic_set(&dev->read_idx, 0);
+        spin_lock_init(&dev->intr_idx_lock);
+        atomic_set(&dev->overflow_flag, 0);
+        init_waitqueue_head(&dev->read_wait);
+        atomic_set(&dev->write_busy, 0);
+        init_waitqueue_head(&dev->write_wait);
+        dev->udev = udev;
+        dev->interface = interface;
+        iface_desc = interface->cur_altsetting;
+        dev->product_id = le16_to_cpu(udev->descriptor.idProduct);
+        /* set up the endpoint information */
+        for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) {
+                endpoint = &iface_desc->endpoint[i].desc;
+                if (usb_endpoint_is_int_in(endpoint))
+                        dev->int_in_endpoint = endpoint;
+                if (usb_endpoint_is_int_out(endpoint))
+                        /* this one will match for the IOWarrior56 only */
+                        dev->int_out_endpoint = endpoint;
+        }
+        /* we have to check the report_size often, so remember it in the endianess suitable for our machine */
+        dev->report_size = le16_to_cpu(dev->int_in_endpoint->wMaxPacketSize);
+        if ((dev->interface->cur_altsetting->desc.bInterfaceNumber == 0) &&
+            (dev->product_id == USB_DEVICE_ID_CODEMERCS_IOW56))
+                /* IOWarrior56 has wMaxPacketSize different from report size */
+                dev->report_size = 7;
+        /* create the urb and buffer for reading */
+        dev->int_in_urb = usb_alloc_urb(0, GFP_KERNEL);
+        if (!dev->int_in_urb) {
+                dev_err(&interface->dev, "Couldn't allocate interrupt_in_urb\n");
+                goto error;
+        }
+        dev->int_in_buffer = kmalloc(dev->report_size, GFP_KERNEL);
+        if (!dev->int_in_buffer) {
+                dev_err(&interface->dev, "Couldn't allocate int_in_buffer\n");
+                goto error;
+        }
+        usb_fill_int_urb(dev->int_in_urb, dev->udev,
+                         usb_rcvintpipe(dev->udev,
+                                        dev->int_in_endpoint->bEndpointAddress),
+                         dev->int_in_buffer, dev->report_size,
+                         iowarrior_callback, dev,
+                         dev->int_in_endpoint->bInterval);
+        /* create an internal buffer for interrupt data from the device */
+        dev->read_queue =
+            kmalloc(((dev->report_size + 1) * MAX_INTERRUPT_BUFFER),
+                    GFP_KERNEL);
+        if (!dev->read_queue) {
+                dev_err(&interface->dev, "Couldn't allocate read_queue\n");
+                goto error;
+        }
+        /* Get the serial-number of the chip */
+        memset(dev->chip_serial, 0x00, sizeof(dev->chip_serial));
+        usb_string(udev, udev->descriptor.iSerialNumber, dev->chip_serial,
+                   sizeof(dev->chip_serial));
+        if (strlen(dev->chip_serial) != 8)
+                memset(dev->chip_serial, 0x00, sizeof(dev->chip_serial));
+        /* Set the idle timeout to 0, if this is interface 0 */
+        if (dev->interface->cur_altsetting->desc.bInterfaceNumber == 0) {
+                idele = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
+                                        0x0A,
+                                        USB_TYPE_CLASS | USB_RECIP_INTERFACE, 0,
+                                        0, NULL, 0, USB_CTRL_SET_TIMEOUT);
+                dbg("idele = %d", idele);
+        }
+        /* allow device read and ioctl */
+        dev->present = 1;
+        /* we can register the device now, as it is ready */
+        usb_set_intfdata(interface, dev);
+        retval = usb_register_dev(interface, &iowarrior_class);
+        if (retval) {
+                /* something prevented us from registering this driver */
+                dev_err(&interface->dev, "Not able to get a minor for this device.\n");
+                usb_set_intfdata(interface, NULL);
+                goto error;
+        }
+        dev->minor = interface->minor;
+        /* let the user know what node this device is now attached to */
+        dev_info(&interface->dev, "IOWarrior product=0x%x, serial=%s interface=%d "
+                 "now attached to iowarrior%d\n", dev->product_id, dev->chip_serial,
+                 iface_desc->desc.bInterfaceNumber, dev->minor - IOWARRIOR_MINOR_BASE);
+        return retval;
+error:
+        iowarrior_delete(dev);
+        return retval;
+}
+/**
+ *      iowarrior_disconnect
+ *
+ *      Called by the usb core when the device is removed from the system.
+ */
+static void iowarrior_disconnect(struct usb_interface *interface)
+{
+        struct iowarrior *dev;
+        int minor;
+        /* prevent races with open() */
+        down(&disconnect_sem);
+        dev = usb_get_intfdata(interface);
+        usb_set_intfdata(interface, NULL);
+        mutex_lock(&dev->mutex);
+        minor = dev->minor;
+        /* give back our minor */
+        usb_deregister_dev(interface, &iowarrior_class);
+        /* prevent device read, write and ioctl */
+        dev->present = 0;
+        mutex_unlock(&dev->mutex);
+        if (dev->opened) {
+                /* There is a process that holds a filedescriptor to the device ,
+                   so we only shutdown read-/write-ops going on.
+                   Deleting the device is postponed until close() was called.
+                 */
+                usb_kill_urb(dev->int_in_urb);
+                wake_up_interruptible(&dev->read_wait);
+                wake_up_interruptible(&dev->write_wait);
+        } else {
+                /* no process is using the device, cleanup now */
+                iowarrior_delete(dev);
+        }
+        up(&disconnect_sem);
+        dev_info(&interface->dev, "I/O-Warror #%d now disconnected\n",
+                 minor - IOWARRIOR_MINOR_BASE);
+}
+/* usb specific object needed to register this driver with the usb subsystem */
+static struct usb_driver iowarrior_driver = {
+        .name = "iowarrior",
+        .probe = iowarrior_probe,
+        .disconnect = iowarrior_disconnect,
+        .id_table = iowarrior_ids,
+};
+static int __init iowarrior_init(void)
+{
+        return usb_register(&iowarrior_driver);
+}
+static void __exit iowarrior_exit(void)
+{
+        usb_deregister(&iowarrior_driver);
+}
+module_init(iowarrior_init);
+module_exit(iowarrior_exit);
diff --git a/drivers/usb/mon/mon_bin.c b/drivers/usb/mon/mon_bin.c
index c01dfe603672..b2bedd974ac3 100644
--- a/drivers/usb/mon/mon_bin.c
+++ b/drivers/usb/mon/mon_bin.c
@@ -1165,7 +1165,7 @@ err_dev:
        return rc;
 }
-void __exit mon_bin_exit(void)
+void mon_bin_exit(void)
 {
        cdev_del(&mon_bin_cdev);
        unregister_chrdev_region(mon_bin_dev0, MON_BIN_MAX_MINOR);
diff --git a/drivers/usb/mon/mon_text.c b/drivers/usb/mon/mon_text.c
index d38a1279d9d9..494ee3b9a226 100644
--- a/drivers/usb/mon/mon_text.c
+++ b/drivers/usb/mon/mon_text.c
@@ -520,7 +520,7 @@ int __init mon_text_init(void)
        return 0;
 }
-void __exit mon_text_exit(void)
+void mon_text_exit(void)
 {
        debugfs_remove(mon_dir);
 }
diff --git a/drivers/usb/mon/usb_mon.h b/drivers/usb/mon/usb_mon.h
index 4f949ce8a7f3..efdfd8993d9e 100644
--- a/drivers/usb/mon/usb_mon.h
+++ b/drivers/usb/mon/usb_mon.h
@@ -57,9 +57,9 @@ void mon_text_del(struct mon_bus *mbus);
 // void mon_bin_add(struct mon_bus *);
 int __init mon_text_init(void);
-void __exit mon_text_exit(void);
+void mon_text_exit(void);
 int __init mon_bin_init(void);
-void __exit mon_bin_exit(void);
+void mon_bin_exit(void);
 /*
 * DMA interface.
diff --git a/drivers/usb/net/Kconfig b/drivers/usb/net/Kconfig
index 0f3d7dbb537f..3de564b23147 100644
--- a/drivers/usb/net/Kconfig
+++ b/drivers/usb/net/Kconfig
@@ -186,6 +186,15 @@ config USB_NET_CDCETHER
          IEEE 802 "local assignment" bit is set in the address, a "usbX"
          name is used instead.
+config USB_NET_DM9601
+        tristate "Davicom DM9601 based USB 1.1 10/100 ethernet devices"
+        depends on USB_USBNET
+        select CRC32
+        select USB_USBNET_MII
+        help
+          This option adds support for Davicom DM9601 based USB 1.1
+          10/100 Ethernet adapters.
 config USB_NET_GL620A
        tristate "GeneSys GL620USB-A based cables"
        depends on USB_USBNET
diff --git a/drivers/usb/net/Makefile b/drivers/usb/net/Makefile
index 7b51964de171..595a539f8384 100644
--- a/drivers/usb/net/Makefile
+++ b/drivers/usb/net/Makefile
@@ -8,6 +8,7 @@ obj-$(CONFIG_USB_PEGASUS)	+= pegasus.o
 obj-$(CONFIG_USB_RTL8150)       += rtl8150.o
 obj-$(CONFIG_USB_NET_AX8817X)   += asix.o
 obj-$(CONFIG_USB_NET_CDCETHER)  += cdc_ether.o
+obj-$(CONFIG_USB_NET_DM9601)    += dm9601.o
 obj-$(CONFIG_USB_NET_GL620A)    += gl620a.o
 obj-$(CONFIG_USB_NET_NET1080)   += net1080.o
 obj-$(CONFIG_USB_NET_PLUSB)     += plusb.o
diff --git a/drivers/usb/net/asix.c b/drivers/usb/net/asix.c
index 7ef2e4b5e39b..5808ea082459 100644
--- a/drivers/usb/net/asix.c
+++ b/drivers/usb/net/asix.c
@@ -1395,9 +1395,9 @@ static const struct usb_device_id	products [] = {
        USB_DEVICE (0x07b8, 0x420a),
        .driver_info =  (unsigned long) &hawking_uf200_info,
 }, {
-        // Billionton Systems, USB2AR
+        // Billionton Systems, USB2AR
-        USB_DEVICE (0x08dd, 0x90ff),
+        USB_DEVICE (0x08dd, 0x90ff),
-        .driver_info =  (unsigned long) &ax8817x_info,
+        .driver_info =  (unsigned long) &ax8817x_info,
 }, {
        // ATEN UC210T
        USB_DEVICE (0x0557, 0x2009),
@@ -1423,9 +1423,13 @@ static const struct usb_device_id	products [] = {
        USB_DEVICE (0x1631, 0x6200),
        .driver_info = (unsigned long) &ax8817x_info,
 }, {
+        // JVC MP-PRX1 Port Replicator
+        USB_DEVICE (0x04f1, 0x3008),
+        .driver_info = (unsigned long) &ax8817x_info,
+}, {
        // ASIX AX88772 10/100
-        USB_DEVICE (0x0b95, 0x7720),
+        USB_DEVICE (0x0b95, 0x7720),
-        .driver_info = (unsigned long) &ax88772_info,
+        .driver_info = (unsigned long) &ax88772_info,
 }, {
        // ASIX AX88178 10/100/1000
        USB_DEVICE (0x0b95, 0x1780),
diff --git a/drivers/usb/net/dm9601.c b/drivers/usb/net/dm9601.c
new file mode 100644
index 000000000000..4a932e1cd93b
--- /dev/null
+++ b/drivers/usb/net/dm9601.c
@@ -0,0 +1,606 @@
+/*
+ * Davicom DM9601 USB 1.1 10/100Mbps ethernet devices
+ *
+ * Peter Korsgaard <jacmet@sunsite.dk>
+ *
+ * This file is licensed under the terms of the GNU General Public License
+ * version 2.  This program is licensed "as is" without any warranty of any
+ * kind, whether express or implied.
+ */
+//#define DEBUG
+#include <linux/module.h>
+#include <linux/sched.h>
+#include <linux/init.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/ethtool.h>
+#include <linux/mii.h>
+#include <linux/usb.h>
+#include <linux/crc32.h>
+#include "usbnet.h"
+/* datasheet:
+ http://www.davicom.com.tw/big5/download/Data%20Sheet/DM9601-DS-P01-930914.pdf
+*/
+/* control requests */
+#define DM_READ_REGS    0x00
+#define DM_WRITE_REGS   0x01
+#define DM_READ_MEMS    0x02
+#define DM_WRITE_REG    0x03
+#define DM_WRITE_MEMS   0x05
+#define DM_WRITE_MEM    0x07
+/* registers */
+#define DM_NET_CTRL     0x00
+#define DM_RX_CTRL      0x05
+#define DM_SHARED_CTRL  0x0b
+#define DM_SHARED_ADDR  0x0c
+#define DM_SHARED_DATA  0x0d    /* low + high */
+#define DM_PHY_ADDR     0x10    /* 6 bytes */
+#define DM_MCAST_ADDR   0x16    /* 8 bytes */
+#define DM_GPR_CTRL     0x1e
+#define DM_GPR_DATA     0x1f
+#define DM_MAX_MCAST    64
+#define DM_MCAST_SIZE   8
+#define DM_EEPROM_LEN   256
+#define DM_TX_OVERHEAD  2       /* 2 byte header */
+#define DM_RX_OVERHEAD  7       /* 3 byte header + 4 byte crc tail */
+#define DM_TIMEOUT      1000
+static int dm_read(struct usbnet *dev, u8 reg, u16 length, void *data)
+{
+        devdbg(dev, "dm_read() reg=0x%02x length=%d", reg, length);
+        return usb_control_msg(dev->udev,
+                               usb_rcvctrlpipe(dev->udev, 0),
+                               DM_READ_REGS,
+                               USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+                               0, reg, data, length, USB_CTRL_SET_TIMEOUT);
+}
+static int dm_read_reg(struct usbnet *dev, u8 reg, u8 *value)
+{
+        return dm_read(dev, reg, 1, value);
+}
+static int dm_write(struct usbnet *dev, u8 reg, u16 length, void *data)
+{
+        devdbg(dev, "dm_write() reg=0x%02x, length=%d", reg, length);
+        return usb_control_msg(dev->udev,
+                               usb_sndctrlpipe(dev->udev, 0),
+                               DM_WRITE_REGS,
+                               USB_DIR_OUT | USB_TYPE_VENDOR |USB_RECIP_DEVICE,
+                               0, reg, data, length, USB_CTRL_SET_TIMEOUT);
+}
+static int dm_write_reg(struct usbnet *dev, u8 reg, u8 value)
+{
+        devdbg(dev, "dm_write_reg() reg=0x%02x, value=0x%02x", reg, value);
+        return usb_control_msg(dev->udev,
+                               usb_sndctrlpipe(dev->udev, 0),
+                               DM_WRITE_REG,
+                               USB_DIR_OUT | USB_TYPE_VENDOR |USB_RECIP_DEVICE,
+                               value, reg, 0, 0, USB_CTRL_SET_TIMEOUT);
+}
+static void dm_write_async_callback(struct urb *urb)
+{
+        struct usb_ctrlrequest *req = (struct usb_ctrlrequest *)urb->context;
+        if (urb->status < 0)
+                printk(KERN_DEBUG "dm_write_async_callback() failed with %d",
+                       urb->status);
+        kfree(req);
+        usb_free_urb(urb);
+}
+static void dm_write_async(struct usbnet *dev, u8 reg, u16 length, void *data)
+{
+        struct usb_ctrlrequest *req;
+        struct urb *urb;
+        int status;
+        devdbg(dev, "dm_write_async() reg=0x%02x length=%d", reg, length);
+        urb = usb_alloc_urb(0, GFP_ATOMIC);
+        if (!urb) {
+                deverr(dev, "Error allocating URB in dm_write_async!");
+                return;
+        }
+        req = kmalloc(sizeof(struct usb_ctrlrequest), GFP_ATOMIC);
+        if (!req) {
+                deverr(dev, "Failed to allocate memory for control request");
+                usb_free_urb(urb);
+                return;
+        }
+        req->bRequestType = USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE;
+        req->bRequest = DM_WRITE_REGS;
+        req->wValue = 0;
+        req->wIndex = cpu_to_le16(reg);
+        req->wLength = cpu_to_le16(length);
+        usb_fill_control_urb(urb, dev->udev,
+                             usb_sndctrlpipe(dev->udev, 0),
+                             (void *)req, data, length,
+                             dm_write_async_callback, req);
+        status = usb_submit_urb(urb, GFP_ATOMIC);
+        if (status < 0) {
+                deverr(dev, "Error submitting the control message: status=%d",
+                       status);
+                kfree(req);
+                usb_free_urb(urb);
+        }
+}
+static void dm_write_reg_async(struct usbnet *dev, u8 reg, u8 value)
+{
+        struct usb_ctrlrequest *req;
+        struct urb *urb;
+        int status;
+        devdbg(dev, "dm_write_reg_async() reg=0x%02x value=0x%02x",
+               reg, value);
+        urb = usb_alloc_urb(0, GFP_ATOMIC);
+        if (!urb) {
+                deverr(dev, "Error allocating URB in dm_write_async!");
+                return;
+        }
+        req = kmalloc(sizeof(struct usb_ctrlrequest), GFP_ATOMIC);
+        if (!req) {
+                deverr(dev, "Failed to allocate memory for control request");
+                usb_free_urb(urb);
+                return;
+        }
+        req->bRequestType = USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE;
+        req->bRequest = DM_WRITE_REG;
+        req->wValue = cpu_to_le16(value);
+        req->wIndex = cpu_to_le16(reg);
+        req->wLength = 0;
+        usb_fill_control_urb(urb, dev->udev,
+                             usb_sndctrlpipe(dev->udev, 0),
+                             (void *)req, 0, 0, dm_write_async_callback, req);
+        status = usb_submit_urb(urb, GFP_ATOMIC);
+        if (status < 0) {
+                deverr(dev, "Error submitting the control message: status=%d",
+                       status);
+                kfree(req);
+                usb_free_urb(urb);
+        }
+}
+static int dm_read_shared_word(struct usbnet *dev, int phy, u8 reg, u16 *value)
+{
+        int ret, i;
+        mutex_lock(&dev->phy_mutex);
+        dm_write_reg(dev, DM_SHARED_ADDR, phy ? (reg | 0x40) : reg);
+        dm_write_reg(dev, DM_SHARED_CTRL, phy ? 0xc : 0x4);
+        for (i = 0; i < DM_TIMEOUT; i++) {
+                u8 tmp;
+                udelay(1);
+                ret = dm_read_reg(dev, DM_SHARED_CTRL, &tmp);
+                if (ret < 0)
+                        goto out;
+                /* ready */
+                if ((tmp & 1) == 0)
+                        break;
+        }
+        if (i == DM_TIMEOUT) {
+                deverr(dev, "%s read timed out!", phy ? "phy" : "eeprom");
+                ret = -EIO;
+                goto out;
+        }
+        dm_write_reg(dev, DM_SHARED_CTRL, 0x0);
+        ret = dm_read(dev, DM_SHARED_DATA, 2, value);
+        devdbg(dev, "read shared %d 0x%02x returned 0x%04x, %d",
+               phy, reg, *value, ret);
+ out:
+        mutex_unlock(&dev->phy_mutex);
+        return ret;
+}
+static int dm_write_shared_word(struct usbnet *dev, int phy, u8 reg, u16 value)
+{
+        int ret, i;
+        mutex_lock(&dev->phy_mutex);
+        ret = dm_write(dev, DM_SHARED_DATA, 2, &value);
+        if (ret < 0)
+                goto out;
+        dm_write_reg(dev, DM_SHARED_ADDR, phy ? (reg | 0x40) : reg);
+        dm_write_reg(dev, DM_SHARED_CTRL, phy ? 0x1c : 0x14);
+        for (i = 0; i < DM_TIMEOUT; i++) {
+                u8 tmp;
+                udelay(1);
+                ret = dm_read_reg(dev, DM_SHARED_CTRL, &tmp);
+                if (ret < 0)
+                        goto out;
+                /* ready */
+                if ((tmp & 1) == 0)
+                        break;
+        }
+        if (i == DM_TIMEOUT) {
+                deverr(dev, "%s write timed out!", phy ? "phy" : "eeprom");
+                ret = -EIO;
+                goto out;
+        }
+        dm_write_reg(dev, DM_SHARED_CTRL, 0x0);
+out:
+        mutex_unlock(&dev->phy_mutex);
+        return ret;
+}
+static int dm_read_eeprom_word(struct usbnet *dev, u8 offset, void *value)
+{
+        return dm_read_shared_word(dev, 0, offset, value);
+}
+static int dm9601_get_eeprom_len(struct net_device *dev)
+{
+        return DM_EEPROM_LEN;
+}
+static int dm9601_get_eeprom(struct net_device *net,
+                             struct ethtool_eeprom *eeprom, u8 * data)
+{
+        struct usbnet *dev = netdev_priv(net);
+        u16 *ebuf = (u16 *) data;
+        int i;
+        /* access is 16bit */
+        if ((eeprom->offset % 2) || (eeprom->len % 2))
+                return -EINVAL;
+        for (i = 0; i < eeprom->len / 2; i++) {
+                if (dm_read_eeprom_word(dev, eeprom->offset / 2 + i,
+                                        &ebuf[i]) < 0)
+                        return -EINVAL;
+        }
+        return 0;
+}
+static int dm9601_mdio_read(struct net_device *netdev, int phy_id, int loc)
+{
+        struct usbnet *dev = netdev_priv(netdev);
+        u16 res;
+        if (phy_id) {
+                devdbg(dev, "Only internal phy supported");
+                return 0;
+        }
+        dm_read_shared_word(dev, 1, loc, &res);
+        devdbg(dev,
+               "dm9601_mdio_read() phy_id=0x%02x, loc=0x%02x, returns=0x%04x",
+               phy_id, loc, le16_to_cpu(res));
+        return le16_to_cpu(res);
+}
+static void dm9601_mdio_write(struct net_device *netdev, int phy_id, int loc,
+                              int val)
+{
+        struct usbnet *dev = netdev_priv(netdev);
+        u16 res = cpu_to_le16(val);
+        if (phy_id) {
+                devdbg(dev, "Only internal phy supported");
+                return;
+        }
+        devdbg(dev,"dm9601_mdio_write() phy_id=0x%02x, loc=0x%02x, val=0x%04x",
+               phy_id, loc, val);
+        dm_write_shared_word(dev, 1, loc, res);
+}
+static void dm9601_get_drvinfo(struct net_device *net,
+                               struct ethtool_drvinfo *info)
+{
+        /* Inherit standard device info */
+        usbnet_get_drvinfo(net, info);
+        info->eedump_len = DM_EEPROM_LEN;
+}
+static u32 dm9601_get_link(struct net_device *net)
+{
+        struct usbnet *dev = netdev_priv(net);
+        return mii_link_ok(&dev->mii);
+}
+static int dm9601_ioctl(struct net_device *net, struct ifreq *rq, int cmd)
+{
+        struct usbnet *dev = netdev_priv(net);
+        return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL);
+}
+static struct ethtool_ops dm9601_ethtool_ops = {
+        .get_drvinfo    = dm9601_get_drvinfo,
+        .get_link       = dm9601_get_link,
+        .get_msglevel   = usbnet_get_msglevel,
+        .set_msglevel   = usbnet_set_msglevel,
+        .get_eeprom_len = dm9601_get_eeprom_len,
+        .get_eeprom     = dm9601_get_eeprom,
+        .get_settings   = usbnet_get_settings,
+        .set_settings   = usbnet_set_settings,
+        .nway_reset     = usbnet_nway_reset,
+};
+static void dm9601_set_multicast(struct net_device *net)
+{
+        struct usbnet *dev = netdev_priv(net);
+        /* We use the 20 byte dev->data for our 8 byte filter buffer
+         * to avoid allocating memory that is tricky to free later */
+        u8 *hashes = (u8 *) & dev->data;
+        u8 rx_ctl = 0x01;
+        memset(hashes, 0x00, DM_MCAST_SIZE);
+        hashes[DM_MCAST_SIZE - 1] |= 0x80;      /* broadcast address */
+        if (net->flags & IFF_PROMISC) {
+                rx_ctl |= 0x02;
+        } else if (net->flags & IFF_ALLMULTI || net->mc_count > DM_MAX_MCAST) {
+                rx_ctl |= 0x04;
+        } else if (net->mc_count) {
+                struct dev_mc_list *mc_list = net->mc_list;
+                int i;
+                for (i = 0; i < net->mc_count; i++) {
+                        u32 crc = ether_crc(ETH_ALEN, mc_list->dmi_addr) >> 26;
+                        hashes[crc >> 3] |= 1 << (crc & 0x7);
+                }
+        }
+        dm_write_async(dev, DM_MCAST_ADDR, DM_MCAST_SIZE, hashes);
+        dm_write_reg_async(dev, DM_RX_CTRL, rx_ctl);
+}
+static int dm9601_bind(struct usbnet *dev, struct usb_interface *intf)
+{
+        int ret;
+        ret = usbnet_get_endpoints(dev, intf);
+        if (ret)
+                goto out;
+        dev->net->do_ioctl = dm9601_ioctl;
+        dev->net->set_multicast_list = dm9601_set_multicast;
+        dev->net->ethtool_ops = &dm9601_ethtool_ops;
+        dev->net->hard_header_len += DM_TX_OVERHEAD;
+        dev->hard_mtu = dev->net->mtu + dev->net->hard_header_len;
+        dev->rx_urb_size = dev->net->mtu + DM_RX_OVERHEAD;
+        dev->mii.dev = dev->net;
+        dev->mii.mdio_read = dm9601_mdio_read;
+        dev->mii.mdio_write = dm9601_mdio_write;
+        dev->mii.phy_id_mask = 0x1f;
+        dev->mii.reg_num_mask = 0x1f;
+        /* reset */
+        ret = dm_write_reg(dev, DM_NET_CTRL, 1);
+        udelay(20);
+        /* read MAC */
+        ret = dm_read(dev, DM_PHY_ADDR, ETH_ALEN, dev->net->dev_addr);
+        if (ret < 0) {
+                printk(KERN_ERR "Error reading MAC address\n");
+                ret = -ENODEV;
+                goto out;
+        }
+        /* power up phy */
+        dm_write_reg(dev, DM_GPR_CTRL, 1);
+        dm_write_reg(dev, DM_GPR_DATA, 0);
+        /* receive broadcast packets */
+        dm9601_set_multicast(dev->net);
+        dm9601_mdio_write(dev->net, dev->mii.phy_id, MII_BMCR, BMCR_RESET);
+        dm9601_mdio_write(dev->net, dev->mii.phy_id, MII_ADVERTISE,
+                          ADVERTISE_ALL | ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
+        mii_nway_restart(&dev->mii);
+out:
+        return ret;
+}
+static int dm9601_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
+{
+        u8 status;
+        int len;
+        /* format:
+           b0: rx status
+           b1: packet length (incl crc) low
+           b2: packet length (incl crc) high
+           b3..n-4: packet data
+           bn-3..bn: ethernet crc
+         */
+        if (unlikely(skb->len < DM_RX_OVERHEAD)) {
+                dev_err(&dev->udev->dev, "unexpected tiny rx frame\n");
+                return 0;
+        }
+        status = skb->data[0];
+        len = (skb->data[1] | (skb->data[2] << 8)) - 4;
+        if (unlikely(status & 0xbf)) {
+                if (status & 0x01) dev->stats.rx_fifo_errors++;
+                if (status & 0x02) dev->stats.rx_crc_errors++;
+                if (status & 0x04) dev->stats.rx_frame_errors++;
+                if (status & 0x20) dev->stats.rx_missed_errors++;
+                if (status & 0x90) dev->stats.rx_length_errors++;
+                return 0;
+        }
+        skb_pull(skb, 3);
+        skb_trim(skb, len);
+        return 1;
+}
+static struct sk_buff *dm9601_tx_fixup(struct usbnet *dev, struct sk_buff *skb,
+                                       gfp_t flags)
+{
+        int len;
+        /* format:
+           b0: packet length low
+           b1: packet length high
+           b3..n: packet data
+        */
+        if (skb_headroom(skb) < DM_TX_OVERHEAD) {
+                struct sk_buff *skb2;
+                skb2 = skb_copy_expand(skb, DM_TX_OVERHEAD, 0, flags);
+                dev_kfree_skb_any(skb);
+                skb = skb2;
+                if (!skb)
+                        return NULL;
+        }
+        __skb_push(skb, DM_TX_OVERHEAD);
+        len = skb->len;
+        /* usbnet adds padding if length is a multiple of packet size
+           if so, adjust length value in header */
+        if ((len % dev->maxpacket) == 0)
+                len++;
+        skb->data[0] = len;
+        skb->data[1] = len >> 8;
+        return skb;
+}
+static void dm9601_status(struct usbnet *dev, struct urb *urb)
+{
+        int link;
+        u8 *buf;
+        /* format:
+           b0: net status
+           b1: tx status 1
+           b2: tx status 2
+           b3: rx status
+           b4: rx overflow
+           b5: rx count
+           b6: tx count
+           b7: gpr
+        */
+        if (urb->actual_length < 8)
+                return;
+        buf = urb->transfer_buffer;
+        link = !!(buf[0] & 0x40);
+        if (netif_carrier_ok(dev->net) != link) {
+                if (link) {
+                        netif_carrier_on(dev->net);
+                        usbnet_defer_kevent (dev, EVENT_LINK_RESET);
+                }
+                else
+                        netif_carrier_off(dev->net);
+                devdbg(dev, "Link Status is: %d", link);
+        }
+}
+static int dm9601_link_reset(struct usbnet *dev)
+{
+        struct ethtool_cmd ecmd;
+        mii_check_media(&dev->mii, 1, 1);
+        mii_ethtool_gset(&dev->mii, &ecmd);
+        devdbg(dev, "link_reset() speed: %d duplex: %d",
+               ecmd.speed, ecmd.duplex);
+        return 0;
+}
+static const struct driver_info dm9601_info = {
+        .description    = "Davicom DM9601 USB Ethernet",
+        .flags          = FLAG_ETHER,
+        .bind           = dm9601_bind,
+        .rx_fixup       = dm9601_rx_fixup,
+        .tx_fixup       = dm9601_tx_fixup,
+        .status         = dm9601_status,
+        .link_reset     = dm9601_link_reset,
+        .reset          = dm9601_link_reset,
+};
+static const struct usb_device_id products[] = {
+        {
+         USB_DEVICE(0x0a46, 0x9601),    /* Davicom USB-100 */
+         .driver_info = (unsigned long)&dm9601_info,
+         },
+        {},                     // END
+};
+MODULE_DEVICE_TABLE(usb, products);
+static struct usb_driver dm9601_driver = {
+        .name = "dm9601",
+        .id_table = products,
+        .probe = usbnet_probe,
+        .disconnect = usbnet_disconnect,
+        .suspend = usbnet_suspend,
+        .resume = usbnet_resume,
+};
+static int __init dm9601_init(void)
+{
+        return usb_register(&dm9601_driver);
+}
+static void __exit dm9601_exit(void)
+{
+        usb_deregister(&dm9601_driver);
+}
+module_init(dm9601_init);
+module_exit(dm9601_exit);
+MODULE_AUTHOR("Peter Korsgaard <jacmet@sunsite.dk>");
+MODULE_DESCRIPTION("Davicom DM9601 USB 1.1 ethernet devices");
+MODULE_LICENSE("GPL");
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 4695952b6470..c525b42dadde 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -513,6 +513,7 @@ static struct usb_device_id id_table_combined [] = {
        { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13S_PID) },
        { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13U_PID) },
        { USB_DEVICE(ELEKTOR_VID, ELEKTOR_FT323R_PID) },
+        { USB_DEVICE(TELLDUS_VID, TELLDUS_TELLSTICK_PID) },
        { },                                    /* Optional parameter entry */
        { }                                     /* Terminating entry */
 };
diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h
index 7eff1c03ba80..1bdda935f7d9 100644
--- a/drivers/usb/serial/ftdi_sio.h
+++ b/drivers/usb/serial/ftdi_sio.h
@@ -491,6 +491,12 @@
 #define FTDI_TACTRIX_OPENPORT_13S_PID   0xCC49  /* OpenPort 1.3 Subaru */
 #define FTDI_TACTRIX_OPENPORT_13U_PID   0xCC4A  /* OpenPort 1.3 Universal */
+/*
+ * Telldus Technologies
+ */
+#define TELLDUS_VID                     0x1781  /* Vendor ID */
+#define TELLDUS_TELLSTICK_PID           0x0C30  /* RF control dongle 433 MHz using FT232RL */
 /* Commands */
 #define FTDI_SIO_RESET          0 /* Reset the port */
 #define FTDI_SIO_MODEM_CTRL     1 /* Set the modem control register */
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 9963a8b75840..db92a7fb1f7c 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -67,50 +67,95 @@ static int  option_tiocmset(struct usb_serial_port *port, struct file *file,
 static int  option_send_setup(struct usb_serial_port *port);
 /* Vendor and product IDs */
-#define OPTION_VENDOR_ID                0x0AF0
+#define OPTION_VENDOR_ID                        0x0AF0
-#define HUAWEI_VENDOR_ID                0x12D1
+#define OPTION_PRODUCT_COLT                     0x5000
-#define NOVATELWIRELESS_VENDOR_ID       0x1410
+#define OPTION_PRODUCT_RICOLA                   0x6000
-#define ANYDATA_VENDOR_ID               0x16d5
+#define OPTION_PRODUCT_RICOLA_LIGHT             0x6100
+#define OPTION_PRODUCT_RICOLA_QUAD              0x6200
-#define OPTION_PRODUCT_OLD              0x5000
+#define OPTION_PRODUCT_RICOLA_QUAD_LIGHT        0x6300
-#define OPTION_PRODUCT_FUSION           0x6000
+#define OPTION_PRODUCT_RICOLA_NDIS              0x6050
-#define OPTION_PRODUCT_FUSION2          0x6300
+#define OPTION_PRODUCT_RICOLA_NDIS_LIGHT        0x6150
-#define OPTION_PRODUCT_COBRA            0x6500
+#define OPTION_PRODUCT_RICOLA_NDIS_QUAD         0x6250
-#define OPTION_PRODUCT_COBRA2           0x6600
+#define OPTION_PRODUCT_RICOLA_NDIS_QUAD_LIGHT   0x6350
-#define OPTION_PRODUCT_GTMAX36          0x6701
+#define OPTION_PRODUCT_COBRA                    0x6500
-#define HUAWEI_PRODUCT_E600             0x1001
+#define OPTION_PRODUCT_COBRA_BUS                0x6501
-#define HUAWEI_PRODUCT_E220             0x1003
+#define OPTION_PRODUCT_VIPER                    0x6600
-#define NOVATELWIRELESS_PRODUCT_U740    0x1400
+#define OPTION_PRODUCT_VIPER_BUS                0x6601
-#define ANYDATA_PRODUCT_ID              0x6501
+#define OPTION_PRODUCT_GT_MAX_READY             0x6701
+#define OPTION_PRODUCT_GT_MAX                   0x6711
+#define OPTION_PRODUCT_FUJI_MODEM_LIGHT         0x6721
+#define OPTION_PRODUCT_FUJI_MODEM_GT            0x6741
+#define OPTION_PRODUCT_FUJI_MODEM_EX            0x6761
+#define OPTION_PRODUCT_FUJI_NETWORK_LIGHT       0x6731
+#define OPTION_PRODUCT_FUJI_NETWORK_GT          0x6751
+#define OPTION_PRODUCT_FUJI_NETWORK_EX          0x6771
+#define OPTION_PRODUCT_KOI_MODEM                0x6800
+#define OPTION_PRODUCT_KOI_NETWORK              0x6811
+#define OPTION_PRODUCT_SCORPION_MODEM           0x6901
+#define OPTION_PRODUCT_SCORPION_NETWORK         0x6911
+#define OPTION_PRODUCT_ETNA_MODEM               0x7001
+#define OPTION_PRODUCT_ETNA_NETWORK             0x7011
+#define OPTION_PRODUCT_ETNA_MODEM_LITE          0x7021
+#define OPTION_PRODUCT_ETNA_MODEM_GT            0x7041
+#define OPTION_PRODUCT_ETNA_MODEM_EX            0x7061
+#define OPTION_PRODUCT_ETNA_NETWORK_LITE        0x7031
+#define OPTION_PRODUCT_ETNA_NETWORK_GT          0x7051
+#define OPTION_PRODUCT_ETNA_NETWORK_EX          0x7071
+#define OPTION_PRODUCT_ETNA_KOI_MODEM           0x7100
+#define OPTION_PRODUCT_ETNA_KOI_NETWORK         0x7111
+#define HUAWEI_VENDOR_ID                        0x12D1
+#define HUAWEI_PRODUCT_E600                     0x1001
+#define HUAWEI_PRODUCT_E220                     0x1003
+#define NOVATELWIRELESS_VENDOR_ID               0x1410
+#define NOVATELWIRELESS_PRODUCT_U740            0x1400
+#define ANYDATA_VENDOR_ID                       0x16d5
+#define ANYDATA_PRODUCT_ID                      0x6501
 static struct usb_device_id option_ids[] = {
-        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_OLD) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COLT) },
-        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUSION) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA) },
-        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUSION2) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_LIGHT) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_QUAD) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_QUAD_LIGHT) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_NDIS) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_NDIS_LIGHT) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_NDIS_QUAD) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA_NDIS_QUAD_LIGHT) },
        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COBRA) },
-        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COBRA2) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COBRA_BUS) },
-        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_GTMAX36) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_VIPER) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_VIPER_BUS) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_GT_MAX_READY) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_GT_MAX) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUJI_MODEM_LIGHT) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUJI_MODEM_GT) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUJI_MODEM_EX) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUJI_NETWORK_LIGHT) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUJI_NETWORK_GT) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUJI_NETWORK_EX) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_KOI_MODEM) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_KOI_NETWORK) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_SCORPION_MODEM) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_SCORPION_NETWORK) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_MODEM) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_NETWORK) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_MODEM_LITE) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_MODEM_GT) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_MODEM_EX) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_NETWORK_LITE) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_NETWORK_GT) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_NETWORK_EX) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_KOI_MODEM) },
+        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_ETNA_KOI_NETWORK) },
        { USB_DEVICE(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E600) },
        { USB_DEVICE(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E220) },
        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID,NOVATELWIRELESS_PRODUCT_U740) },
        { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ID) },
        { } /* Terminating entry */
 };
-static struct usb_device_id option_ids1[] = {
-        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_OLD) },
-        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUSION) },
-        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_FUSION2) },
-        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COBRA) },
-        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COBRA2) },
-        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_GTMAX36) },
-        { USB_DEVICE(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E600) },
-        { USB_DEVICE(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E220) },
-        { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID,NOVATELWIRELESS_PRODUCT_U740) },
-        { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ID) },
-        { } /* Terminating entry */
-};
 MODULE_DEVICE_TABLE(usb, option_ids);
 static struct usb_driver option_driver = {
@@ -132,7 +177,7 @@ static struct usb_serial_driver option_1port_device = {
        },
        .description       = "GSM modem (1-port)",
        .usb_driver        = &option_driver,
-        .id_table          = option_ids1,
+        .id_table          = option_ids,
        .num_interrupt_in  = NUM_DONT_CARE,
        .num_bulk_in       = NUM_DONT_CARE,
        .num_bulk_out      = NUM_DONT_CARE,
diff --git a/fs/sysfs/file.c b/fs/sysfs/file.c
index 98b0910ad80c..8d4d839a9d88 100644
--- a/fs/sysfs/file.c
+++ b/fs/sysfs/file.c
@@ -502,6 +502,30 @@ int sysfs_create_file(struct kobject * kobj, const struct attribute * attr)
 /**
+ * sysfs_add_file_to_group - add an attribute file to a pre-existing group.
+ * @kobj: object we're acting for.
+ * @attr: attribute descriptor.
+ * @group: group name.
+ */
+int sysfs_add_file_to_group(struct kobject *kobj,
+                const struct attribute *attr, const char *group)
+{
+        struct dentry *dir;
+        int error;
+        dir = lookup_one_len(group, kobj->dentry, strlen(group));
+        if (IS_ERR(dir))
+                error = PTR_ERR(dir);
+        else {
+                error = sysfs_add_file(dir, attr, SYSFS_KOBJ_ATTR);
+                dput(dir);
+        }
+        return error;
+}
+EXPORT_SYMBOL_GPL(sysfs_add_file_to_group);
+/**
 * sysfs_update_file - update the modified timestamp on an object attribute.
 * @kobj: object we're acting for.
 * @attr: attribute descriptor.
@@ -586,6 +610,26 @@ void sysfs_remove_file(struct kobject * kobj, const struct attribute * attr)
 }
+/**
+ * sysfs_remove_file_from_group - remove an attribute file from a group.
+ * @kobj: object we're acting for.
+ * @attr: attribute descriptor.
+ * @group: group name.
+ */
+void sysfs_remove_file_from_group(struct kobject *kobj,
+                const struct attribute *attr, const char *group)
+{
+        struct dentry *dir;
+        dir = lookup_one_len(group, kobj->dentry, strlen(group));
+        if (!IS_ERR(dir)) {
+                sysfs_hash_and_remove(dir, attr->name);
+                dput(dir);
+        }
+}
+EXPORT_SYMBOL_GPL(sysfs_remove_file_from_group);
 EXPORT_SYMBOL_GPL(sysfs_create_file);
 EXPORT_SYMBOL_GPL(sysfs_remove_file);
 EXPORT_SYMBOL_GPL(sysfs_update_file);
diff --git a/include/asm-i386/idle.h b/include/asm-i386/idle.h
deleted file mode 100644
index 87ab93911199..000000000000
--- a/include/asm-i386/idle.h
+++ /dev/null
@@ -1,14 +0,0 @@
-#ifndef _ASM_I386_IDLE_H
-#define _ASM_I386_IDLE_H 1
-#define IDLE_START 1
-#define IDLE_END 2
-struct notifier_block;
-void idle_notifier_register(struct notifier_block *n);
-void idle_notifier_unregister(struct notifier_block *n);
-void exit_idle(void);
-void enter_idle(void);
-#endif
diff --git a/include/asm-i386/processor.h b/include/asm-i386/processor.h
index edfbe46a5e13..11bf899de8aa 100644
--- a/include/asm-i386/processor.h
+++ b/include/asm-i386/processor.h
@@ -257,14 +257,6 @@ static inline void __mwait(unsigned long eax, unsigned long ecx)
                : :"a" (eax), "c" (ecx));
 }
-static inline void __sti_mwait(unsigned long eax, unsigned long ecx)
-{
-        /* "mwait %eax,%ecx;" */
-        asm volatile(
-                "sti; .byte 0x0f,0x01,0xc9;"
-                : :"a" (eax), "c" (ecx));
-}
 extern void mwait_idle_with_hints(unsigned long eax, unsigned long ecx);
 /* from system description table in BIOS.  Mostly for MCA use, but
diff --git a/include/asm-mips/ptrace.h b/include/asm-mips/ptrace.h
index 8a1f2b6f04ac..1906938285c0 100644
--- a/include/asm-mips/ptrace.h
+++ b/include/asm-mips/ptrace.h
@@ -21,6 +21,7 @@
 #define FPC_EIR         70
 #define DSP_BASE        71              /* 3 more hi / lo register pairs */
 #define DSP_CONTROL     77
+#define ACX             78
 /*
 * This struct defines the way the registers are stored on the stack during a
@@ -39,6 +40,9 @@ struct pt_regs {
        unsigned long cp0_status;
        unsigned long hi;
        unsigned long lo;
+#ifdef CONFIG_CPU_HAS_SMARTMIPS
+        unsigned long acx;
+#endif
        unsigned long cp0_badvaddr;
        unsigned long cp0_cause;
        unsigned long cp0_epc;
diff --git a/include/asm-mips/sigcontext.h b/include/asm-mips/sigcontext.h
index 972947474eb7..9ce0607d7a4e 100644
--- a/include/asm-mips/sigcontext.h
+++ b/include/asm-mips/sigcontext.h
@@ -23,7 +23,7 @@ struct sigcontext {
        unsigned long long      sc_pc;
        unsigned long long      sc_regs[32];
        unsigned long long      sc_fpregs[32];
-        unsigned int            sc_ownedfp;     /* Unused */
+        unsigned int            sc_acx;         /* Was sc_ownedfp */
        unsigned int            sc_fpc_csr;
        unsigned int            sc_fpc_eir;     /* Unused */
        unsigned int            sc_used_math;
@@ -79,7 +79,7 @@ struct sigcontext32 {
        __u64           sc_pc;
        __u64           sc_regs[32];
        __u64           sc_fpregs[32];
-        __u32           sc_ownedfp;     /* Unused */
+        __u32           sc_acx;         /* Only MIPS32; was sc_ownedfp */
        __u32           sc_fpc_csr;
        __u32           sc_fpc_eir;     /* Unused */
        __u32           sc_used_math;
diff --git a/include/asm-mips/stackframe.h b/include/asm-mips/stackframe.h
index 1fae5dc58138..7afa1fdf70ca 100644
--- a/include/asm-mips/stackframe.h
+++ b/include/asm-mips/stackframe.h
@@ -29,16 +29,25 @@
                .endm
                .macro  SAVE_TEMP
+#ifdef CONFIG_CPU_HAS_SMARTMIPS
+                mflhxu  v1
+                LONG_S  v1, PT_LO(sp)
+                mflhxu  v1
+                LONG_S  v1, PT_HI(sp)
+                mflhxu  v1
+                LONG_S  v1, PT_ACX(sp)
+#else
                mfhi    v1
+                LONG_S  v1, PT_HI(sp)
+                mflo    v1
+                LONG_S  v1, PT_LO(sp)
+#endif
 #ifdef CONFIG_32BIT
                LONG_S  $8, PT_R8(sp)
                LONG_S  $9, PT_R9(sp)
 #endif
-                LONG_S  v1, PT_HI(sp)
-                mflo    v1
                LONG_S  $10, PT_R10(sp)
                LONG_S  $11, PT_R11(sp)
-                LONG_S  v1,  PT_LO(sp)
                LONG_S  $12, PT_R12(sp)
                LONG_S  $13, PT_R13(sp)
                LONG_S  $14, PT_R14(sp)
@@ -182,16 +191,25 @@
                .endm
                .macro  RESTORE_TEMP
+#ifdef CONFIG_CPU_HAS_SMARTMIPS
+                LONG_L  $24, PT_ACX(sp)
+                mtlhx   $24
+                LONG_L  $24, PT_HI(sp)
+                mtlhx   $24
                LONG_L  $24, PT_LO(sp)
+                mtlhx   $24
+#else
+                LONG_L  $24, PT_LO(sp)
+                mtlo    $24
+                LONG_L  $24, PT_HI(sp)
+                mthi    $24
+#endif
 #ifdef CONFIG_32BIT
                LONG_L  $8, PT_R8(sp)
                LONG_L  $9, PT_R9(sp)
 #endif
-                mtlo    $24
-                LONG_L  $24, PT_HI(sp)
                LONG_L  $10, PT_R10(sp)
                LONG_L  $11, PT_R11(sp)
-                mthi    $24
                LONG_L  $12, PT_R12(sp)
                LONG_L  $13, PT_R13(sp)
                LONG_L  $14, PT_R14(sp)
diff --git a/include/asm-x86_64/hw_irq.h b/include/asm-x86_64/hw_irq.h
index 552df5f10a6d..2e4b7a5ed1c4 100644
--- a/include/asm-x86_64/hw_irq.h
+++ b/include/asm-x86_64/hw_irq.h
@@ -32,9 +32,30 @@
 #define IA32_SYSCALL_VECTOR     0x80
+/* Reserve the lowest usable priority level 0x20 - 0x2f for triggering
+ * cleanup after irq migration.
+ */
+#define IRQ_MOVE_CLEANUP_VECTOR FIRST_EXTERNAL_VECTOR
+ 
 /*
 * Vectors 0x20-0x2f are used for ISA interrupts.
 */
+#define IRQ0_VECTOR             FIRST_EXTERNAL_VECTOR + 0x10
+#define IRQ1_VECTOR             IRQ0_VECTOR + 1
+#define IRQ2_VECTOR             IRQ0_VECTOR + 2
+#define IRQ3_VECTOR             IRQ0_VECTOR + 3
+#define IRQ4_VECTOR             IRQ0_VECTOR + 4
+#define IRQ5_VECTOR             IRQ0_VECTOR + 5 
+#define IRQ6_VECTOR             IRQ0_VECTOR + 6
+#define IRQ7_VECTOR             IRQ0_VECTOR + 7
+#define IRQ8_VECTOR             IRQ0_VECTOR + 8
+#define IRQ9_VECTOR             IRQ0_VECTOR + 9
+#define IRQ10_VECTOR            IRQ0_VECTOR + 10
+#define IRQ11_VECTOR            IRQ0_VECTOR + 11
+#define IRQ12_VECTOR            IRQ0_VECTOR + 12
+#define IRQ13_VECTOR            IRQ0_VECTOR + 13
+#define IRQ14_VECTOR            IRQ0_VECTOR + 14
+#define IRQ15_VECTOR            IRQ0_VECTOR + 15
 /*
 * Special IRQ vectors used by the SMP architecture, 0xf0-0xff
@@ -66,10 +87,10 @@
 /*
 * First APIC vector available to drivers: (vectors 0x30-0xee)
- * we start at 0x31 to spread out vectors evenly between priority
+ * we start at 0x41 to spread out vectors evenly between priority
 * levels. (0x80 is the syscall vector)
 */
-#define FIRST_DEVICE_VECTOR     0x31
+#define FIRST_DEVICE_VECTOR     (IRQ15_VECTOR + 2)
 #define FIRST_SYSTEM_VECTOR     0xef   /* duplicated in irq.h */
diff --git a/include/linux/irq.h b/include/linux/irq.h
index aa5b3e6178a0..b0a44b8e0281 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -200,17 +200,6 @@ extern int setup_irq(unsigned int irq, struct irqaction *new);
 #endif
 #ifdef CONFIG_SMP
-static inline void set_native_irq_info(int irq, cpumask_t mask)
-{
-        irq_desc[irq].affinity = mask;
-}
-#else
-static inline void set_native_irq_info(int irq, cpumask_t mask)
-{
-}
-#endif
-#ifdef CONFIG_SMP
 #if defined(CONFIG_GENERIC_PENDING_IRQ) || defined(CONFIG_IRQBALANCE)
diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h
index f07065cba7c1..21805b500aa2 100644
--- a/include/linux/sysfs.h
+++ b/include/linux/sysfs.h
@@ -115,6 +115,11 @@ void sysfs_remove_bin_file(struct kobject *kobj, struct bin_attribute *attr);
 int __must_check sysfs_create_group(struct kobject *,
                                        const struct attribute_group *);
 void sysfs_remove_group(struct kobject *, const struct attribute_group *);
+int sysfs_add_file_to_group(struct kobject *kobj,
+                const struct attribute *attr, const char *group);
+void sysfs_remove_file_from_group(struct kobject *kobj,
+                const struct attribute *attr, const char *group);
 void sysfs_notify(struct kobject * k, char *dir, char *attr);
@@ -199,6 +204,18 @@ static inline void sysfs_remove_group(struct kobject * k, const struct attribute
        ;
 }
+static inline int sysfs_add_file_to_group(struct kobject *kobj,
+                const struct attribute *attr, const char *group)
+{
+        return 0;
+}
+static inline void sysfs_remove_file_from_group(struct kobject *kobj,
+                const struct attribute *attr, const char *group);
+{
+        ;
+}
 static inline void sysfs_notify(struct kobject * k, char *dir, char *attr)
 {
 }
diff --git a/include/linux/usb.h b/include/linux/usb.h
index a8e8d1ecebb1..87dc75a6cee1 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -388,10 +388,14 @@ struct usb_device {
        struct usb_device *children[USB_MAXCHILDREN];
        int pm_usage_cnt;               /* usage counter for autosuspend */
+        u32 quirks;                     /* quirks of the whole device */
 #ifdef CONFIG_PM
        struct delayed_work autosuspend; /* for delayed autosuspends */
        struct mutex pm_mutex;          /* protects PM operations */
+        unsigned autosuspend_delay;     /* in jiffies */
        unsigned auto_pm:1;             /* autosuspend/resume in progress */
        unsigned do_remote_wakeup:1;    /* remote wakeup should be enabled */
 #endif
diff --git a/include/linux/usb/ch9.h b/include/linux/usb/ch9.h
index 245c72531228..1122a6c2c1a3 100644
--- a/include/linux/usb/ch9.h
+++ b/include/linux/usb/ch9.h
@@ -1,8 +1,9 @@
 /*
- * This file holds USB constants and structures that are needed for USB
+ * This file holds USB constants and structures that are needed for
- * device APIs.  These are used by the USB device model, which is defined
+ * USB device APIs.  These are used by the USB device model, which is
- * in chapter 9 of the USB 2.0 specification.  Linux has several APIs in C
+ * defined in chapter 9 of the USB 2.0 specification and in the
- * that need these:
+ * Wireless USB 1.0 (spread around).  Linux has several APIs in C that
+ * need these:
 *
 * - the master/host side Linux-USB kernel driver API;
 * - the "usbfs" user space API; and
@@ -14,6 +15,19 @@
 *
 * There's also "Wireless USB", using low power short range radios for
 * peripheral interconnection but otherwise building on the USB framework.
+ *
+ * Note all descriptors are declared '__attribute__((packed))' so that:
+ *
+ * [a] they never get padded, either internally (USB spec writers
+ *     probably handled that) or externally;
+ *
+ * [b] so that accessing bigger-than-a-bytes fields will never
+ *     generate bus errors on any platform, even when the location of
+ *     its descriptor inside a bundle isn't "naturally aligned", and
+ *
+ * [c] for consistency, removing all doubt even when it appears to
+ *     someone that the two other points are non-issues for that
+ *     particular descriptor type.
 */
 #ifndef __LINUX_USB_CH9_H
diff --git a/include/linux/usb/iowarrior.h b/include/linux/usb/iowarrior.h
new file mode 100644
index 000000000000..cbbe020a4f5c
--- /dev/null
+++ b/include/linux/usb/iowarrior.h
@@ -0,0 +1,33 @@
+#ifndef _IOWARRIOR_H_
+#define _IOWARRIOR_H_
+#define CODEMERCS_MAGIC_NUMBER  0xC0    /* like COde Mercenaries */
+/* Define the ioctl commands for reading and writing data */
+#define IOW_WRITE       _IOW(CODEMERCS_MAGIC_NUMBER, 1, __u8 *)
+#define IOW_READ        _IOW(CODEMERCS_MAGIC_NUMBER, 2, __u8 *)
+/*
+   A struct for available device info which is read
+   with the ioctl IOW_GETINFO.
+   To be compatible with 2.4 userspace which didn't have an easy way to get
+   this information.
+*/
+struct iowarrior_info {
+        __u32 vendor;           /* vendor id : supposed to be USB_VENDOR_ID_CODEMERCS in all cases */
+        __u32 product;          /* product id : depends on type of chip (USB_DEVICE_ID_CODEMERCS_XXXXX) */
+        __u8 serial[9];         /* the serial number of our chip (if a serial-number is not available this is empty string) */
+        __u32 revision;         /* revision number of the chip */
+        __u32 speed;            /* USB-speed of the device (0=UNKNOWN, 1=LOW, 2=FULL 3=HIGH) */
+        __u32 power;            /* power consumption of the device in mA */
+        __u32 if_num;           /* the number of the endpoint */
+        __u32 report_size;      /* size of the data-packets on this interface */
+};
+/*
+  Get some device-information (product-id , serial-number etc.)
+  in order to identify a chip.
+*/
+#define IOW_GETINFO _IOR(CODEMERCS_MAGIC_NUMBER, 3, struct iowarrior_info)
+#endif  /* _IOWARRIOR_H_ */
diff --git a/include/linux/usb/quirks.h b/include/linux/usb/quirks.h
new file mode 100644
index 000000000000..6bac8faacbc6
--- /dev/null
+++ b/include/linux/usb/quirks.h
@@ -0,0 +1,11 @@
+/*
+ * This file holds the definitions of quirks found in USB devices.
+ * Only quirks that affect the whole device, not an interface,
+ * belong here.
+ */
+/* device must not be autosuspended */
+#define USB_QUIRK_NO_AUTOSUSPEND        0x00000001
+/* string descriptors must not be fetched using a 255-byte read */
+#define USB_QUIRK_STRING_FETCH_255      0x00000002
diff --git a/kernel/irq/migration.c b/kernel/irq/migration.c
index 4baa3bbcd25a..77b7acc875c5 100644
--- a/kernel/irq/migration.c
+++ b/kernel/irq/migration.c
@@ -65,12 +65,11 @@ void move_native_irq(int irq)
        if (likely(!(desc->status & IRQ_MOVE_PENDING)))
                return;
-        if (likely(!(desc->status & IRQ_DISABLED)))
+        if (unlikely(desc->status & IRQ_DISABLED))
-                desc->chip->disable(irq);
+                return;
+        desc->chip->mask(irq);
        move_masked_irq(irq);
+        desc->chip->unmask(irq);
-        if (likely(!(desc->status & IRQ_DISABLED)))
-                desc->chip->enable(irq);
 }