63 files changed, 707 insertions, 424 deletions

diff --git a/MAINTAINERS b/MAINTAINERS
index 2225bb91afcc..5aa1c500fe6d 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -9728,7 +9728,6 @@ F:	drivers/xen/*swiotlb*
 XFS FILESYSTEM
 P:      Silicon Graphics Inc
 M:      Dave Chinner <david@fromorbit.com>
-M:      Ben Myers <bpm@sgi.com>
 M:      xfs@oss.sgi.com
 L:      xfs@oss.sgi.com
 W:      http://oss.sgi.com/projects/xfs
diff --git a/arch/arm/boot/dts/testcases/tests.dtsi b/arch/arm/boot/dts/testcases/tests.dtsi
deleted file mode 100644
index 3f123ecc9dd7..000000000000
--- a/arch/arm/boot/dts/testcases/tests.dtsi
+++ /dev/null
@@ -1,2 +0,0 @@
-/include/ "tests-phandle.dtsi"
-/include/ "tests-interrupts.dtsi"
diff --git a/arch/arm/boot/dts/versatile-pb.dts b/arch/arm/boot/dts/versatile-pb.dts
index f43907c40c93..65f657711323 100644
--- a/arch/arm/boot/dts/versatile-pb.dts
+++ b/arch/arm/boot/dts/versatile-pb.dts
@@ -1,4 +1,4 @@
-/include/ "versatile-ab.dts"
+#include <versatile-ab.dts>
 
 / {
         model = "ARM Versatile PB";
@@ -47,4 +47,4 @@
         };
 };
 
-/include/ "testcases/tests.dtsi"
+#include <testcases.dtsi>
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index c51efdcd07a2..7d8b7e94b93b 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -27,7 +27,7 @@ config SPARC
         select RTC_DRV_M48T59
         select HAVE_DMA_ATTRS
         select HAVE_DMA_API_DEBUG
-        select HAVE_ARCH_JUMP_LABEL
+        select HAVE_ARCH_JUMP_LABEL if SPARC64
         select GENERIC_IRQ_SHOW
         select ARCH_WANT_IPC_PARSE_VERSION
         select GENERIC_PCI_IOMAP
diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c
index 869023abe5a4..cfbe53c17b0d 100644
--- a/arch/sparc/mm/srmmu.c
+++ b/arch/sparc/mm/srmmu.c
@@ -14,6 +14,7 @@
 #include <linux/pagemap.h>
 #include <linux/vmalloc.h>
 #include <linux/kdebug.h>
+#include <linux/export.h>
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/log2.h>
@@ -62,6 +63,7 @@ extern unsigned long last_valid_pfn;
 static pgd_t *srmmu_swapper_pg_dir;
 
 const struct sparc32_cachetlb_ops *sparc32_cachetlb_ops;
+EXPORT_SYMBOL(sparc32_cachetlb_ops);
 
 #ifdef CONFIG_SMP
 const struct sparc32_cachetlb_ops *local_ops;
diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c
index b88645191fe5..895604f2e916 100644
--- a/arch/x86/kernel/cpu/perf_event.c
+++ b/arch/x86/kernel/cpu/perf_event.c
@@ -1521,6 +1521,8 @@ static int __init init_hw_perf_events(void)
 
         pr_cont("%s PMU driver.\n", x86_pmu.name);
 
+        x86_pmu.attr_rdpmc = 1; /* enable userspace RDPMC usage by default */
+
         for (quirk = x86_pmu.quirks; quirk; quirk = quirk->next)
                 quirk->func();
 
@@ -1534,7 +1536,6 @@ static int __init init_hw_perf_events(void)
                 __EVENT_CONSTRAINT(0, (1ULL << x86_pmu.num_counters) - 1,
                                    0, x86_pmu.num_counters, 0, 0);
 
-        x86_pmu.attr_rdpmc = 1; /* enable userspace RDPMC usage by default */
         x86_pmu_format_group.attrs = x86_pmu.format_attrs;
 
         if (x86_pmu.event_attrs)
@@ -1820,9 +1821,12 @@ static ssize_t set_attr_rdpmc(struct device *cdev,
         if (ret)
                 return ret;
 
+        if (x86_pmu.attr_rdpmc_broken)
+                return -ENOTSUPP;
+
         if (!!val != !!x86_pmu.attr_rdpmc) {
                 x86_pmu.attr_rdpmc = !!val;
-                smp_call_function(change_rdpmc, (void *)val, 1);
+                on_each_cpu(change_rdpmc, (void *)val, 1);
         }
 
         return count;
diff --git a/arch/x86/kernel/cpu/perf_event.h b/arch/x86/kernel/cpu/perf_event.h
index c1a861829d81..4972c244d0bc 100644
--- a/arch/x86/kernel/cpu/perf_event.h
+++ b/arch/x86/kernel/cpu/perf_event.h
@@ -409,6 +409,7 @@ struct x86_pmu {
         /*
          * sysfs attrs
          */
+        int             attr_rdpmc_broken;
         int             attr_rdpmc;
         struct attribute **format_attrs;
         struct attribute **event_attrs;
diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c
index 0fa4f242f050..aa333d966886 100644
--- a/arch/x86/kernel/cpu/perf_event_intel.c
+++ b/arch/x86/kernel/cpu/perf_event_intel.c
@@ -1361,10 +1361,8 @@ static int intel_pmu_handle_irq(struct pt_regs *regs)
         intel_pmu_disable_all();
         handled = intel_pmu_drain_bts_buffer();
         status = intel_pmu_get_status();
-        if (!status) {
-                intel_pmu_enable_all(0);
-                return handled;
-        }
+        if (!status)
+                goto done;
 
         loops = 0;
 again:
@@ -2310,10 +2308,7 @@ __init int intel_pmu_init(void)
         if (version > 1)
                 x86_pmu.num_counters_fixed = max((int)edx.split.num_counters_fixed, 3);
 
-        /*
-         * v2 and above have a perf capabilities MSR
-         */
-        if (version > 1) {
+        if (boot_cpu_has(X86_FEATURE_PDCM)) {
                 u64 capabilities;
 
                 rdmsrl(MSR_IA32_PERF_CAPABILITIES, capabilities);
diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.c b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
index 29c248799ced..c88f7f4b03ee 100644
--- a/arch/x86/kernel/cpu/perf_event_intel_uncore.c
+++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
@@ -501,8 +501,11 @@ static struct extra_reg snbep_uncore_cbox_extra_regs[] = {
         SNBEP_CBO_EVENT_EXTRA_REG(SNBEP_CBO_PMON_CTL_TID_EN,
                                   SNBEP_CBO_PMON_CTL_TID_EN, 0x1),
         SNBEP_CBO_EVENT_EXTRA_REG(0x0334, 0xffff, 0x4),
+        SNBEP_CBO_EVENT_EXTRA_REG(0x4334, 0xffff, 0x6),
         SNBEP_CBO_EVENT_EXTRA_REG(0x0534, 0xffff, 0x4),
+        SNBEP_CBO_EVENT_EXTRA_REG(0x4534, 0xffff, 0x6),
         SNBEP_CBO_EVENT_EXTRA_REG(0x0934, 0xffff, 0x4),
+        SNBEP_CBO_EVENT_EXTRA_REG(0x4934, 0xffff, 0x6),
         SNBEP_CBO_EVENT_EXTRA_REG(0x4134, 0xffff, 0x6),
         SNBEP_CBO_EVENT_EXTRA_REG(0x0135, 0xffff, 0x8),
         SNBEP_CBO_EVENT_EXTRA_REG(0x0335, 0xffff, 0x8),
@@ -1178,10 +1181,15 @@ static struct extra_reg ivt_uncore_cbox_extra_regs[] = {
         SNBEP_CBO_EVENT_EXTRA_REG(SNBEP_CBO_PMON_CTL_TID_EN,
                                   SNBEP_CBO_PMON_CTL_TID_EN, 0x1),
         SNBEP_CBO_EVENT_EXTRA_REG(0x1031, 0x10ff, 0x2),
+        SNBEP_CBO_EVENT_EXTRA_REG(0x1134, 0xffff, 0x4),
+        SNBEP_CBO_EVENT_EXTRA_REG(0x4134, 0xffff, 0xc),
+        SNBEP_CBO_EVENT_EXTRA_REG(0x5134, 0xffff, 0xc),
         SNBEP_CBO_EVENT_EXTRA_REG(0x0334, 0xffff, 0x4),
+        SNBEP_CBO_EVENT_EXTRA_REG(0x4334, 0xffff, 0xc),
         SNBEP_CBO_EVENT_EXTRA_REG(0x0534, 0xffff, 0x4),
+        SNBEP_CBO_EVENT_EXTRA_REG(0x4534, 0xffff, 0xc),
         SNBEP_CBO_EVENT_EXTRA_REG(0x0934, 0xffff, 0x4),
-        SNBEP_CBO_EVENT_EXTRA_REG(0x4134, 0xffff, 0xc),
+        SNBEP_CBO_EVENT_EXTRA_REG(0x4934, 0xffff, 0xc),
         SNBEP_CBO_EVENT_EXTRA_REG(0x0135, 0xffff, 0x10),
         SNBEP_CBO_EVENT_EXTRA_REG(0x0335, 0xffff, 0x10),
         SNBEP_CBO_EVENT_EXTRA_REG(0x2135, 0xffff, 0x10),
diff --git a/arch/x86/kernel/cpu/perf_event_p6.c b/arch/x86/kernel/cpu/perf_event_p6.c
index b1e2fe115323..7c1a0c07b607 100644
--- a/arch/x86/kernel/cpu/perf_event_p6.c
+++ b/arch/x86/kernel/cpu/perf_event_p6.c
@@ -231,31 +231,49 @@ static __initconst const struct x86_pmu p6_pmu = {
 
 };
 
+static __init void p6_pmu_rdpmc_quirk(void)
+{
+        if (boot_cpu_data.x86_mask < 9) {
+                /*
+                 * PPro erratum 26; fixed in stepping 9 and above.
+                 */
+                pr_warn("Userspace RDPMC support disabled due to a CPU erratum\n");
+                x86_pmu.attr_rdpmc_broken = 1;
+                x86_pmu.attr_rdpmc = 0;
+        }
+}
+
 __init int p6_pmu_init(void)
 {
+        x86_pmu = p6_pmu;
+
         switch (boot_cpu_data.x86_model) {
-        case 1:
-        case 3:  /* Pentium Pro */
-        case 5:
-        case 6:  /* Pentium II */
-        case 7:
-        case 8:
-        case 11: /* Pentium III */
-        case 9:
-        case 13:
-                /* Pentium M */
+        case  1: /* Pentium Pro */
+                x86_add_quirk(p6_pmu_rdpmc_quirk);
+                break;
+
+        case  3: /* Pentium II - Klamath */
+        case  5: /* Pentium II - Deschutes */
+        case  6: /* Pentium II - Mendocino */
                 break;
+
+        case  7: /* Pentium III - Katmai */
+        case  8: /* Pentium III - Coppermine */
+        case 10: /* Pentium III Xeon */
+        case 11: /* Pentium III - Tualatin */
+                break;
+
+        case  9: /* Pentium M - Banias */
+        case 13: /* Pentium M - Dothan */
+                break;
+
         default:
-                pr_cont("unsupported p6 CPU model %d ",
-                        boot_cpu_data.x86_model);
+                pr_cont("unsupported p6 CPU model %d ", boot_cpu_data.x86_model);
                 return -ENODEV;
         }
 
-        x86_pmu = p6_pmu;
-
         memcpy(hw_cache_event_ids, p6_hw_cache_event_ids,
                 sizeof(hw_cache_event_ids));
 
-
         return 0;
 }
diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c
index e7515aa43d6b..6f190bc2b8b7 100644
--- a/drivers/acpi/ac.c
+++ b/drivers/acpi/ac.c
@@ -243,6 +243,8 @@ static int acpi_ac_resume(struct device *dev)
                 kobject_uevent(&ac->charger.dev->kobj, KOBJ_CHANGE);
         return 0;
 }
+#else
+#define acpi_ac_resume NULL
 #endif
 static SIMPLE_DEV_PM_OPS(acpi_ac_pm_ops, NULL, acpi_ac_resume);
 
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 018a42883706..797a6938d051 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -841,6 +841,8 @@ static int acpi_battery_resume(struct device *dev)
         acpi_battery_update(battery);
         return 0;
 }
+#else
+#define acpi_battery_resume NULL
 #endif
 
 static SIMPLE_DEV_PM_OPS(acpi_battery_pm, NULL, acpi_battery_resume);
diff --git a/drivers/acpi/blacklist.c b/drivers/acpi/blacklist.c
index 10e4964d051a..afec4526c48a 100644
--- a/drivers/acpi/blacklist.c
+++ b/drivers/acpi/blacklist.c
@@ -260,14 +260,6 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
         },
         {
         .callback = dmi_disable_osi_win8,
-        .ident = "Dell Inspiron 15R SE",
-        .matches = {
-                     DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
-                     DMI_MATCH(DMI_PRODUCT_NAME, "Inspiron 7520"),
-                },
-        },
-        {
-        .callback = dmi_disable_osi_win8,
         .ident = "ThinkPad Edge E530",
         .matches = {
                      DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
@@ -322,56 +314,6 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
                      DMI_MATCH(DMI_PRODUCT_VERSION, "2349D15"),
                 },
         },
-        {
-        .callback = dmi_disable_osi_win8,
-        .ident = "HP ProBook 2013 models",
-        .matches = {
-                     DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
-                     DMI_MATCH(DMI_PRODUCT_NAME, "HP ProBook "),
-                     DMI_MATCH(DMI_PRODUCT_NAME, " G1"),
-                },
-        },
-        {
-        .callback = dmi_disable_osi_win8,
-        .ident = "HP EliteBook 2013 models",
-        .matches = {
-                     DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
-                     DMI_MATCH(DMI_PRODUCT_NAME, "HP EliteBook "),
-                     DMI_MATCH(DMI_PRODUCT_NAME, " G1"),
-                },
-        },
-        {
-        .callback = dmi_disable_osi_win8,
-        .ident = "HP ZBook 14",
-        .matches = {
-                     DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
-                     DMI_MATCH(DMI_PRODUCT_NAME, "HP ZBook 14"),
-                },
-        },
-        {
-        .callback = dmi_disable_osi_win8,
-        .ident = "HP ZBook 15",
-        .matches = {
-                     DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
-                     DMI_MATCH(DMI_PRODUCT_NAME, "HP ZBook 15"),
-                },
-        },
-        {
-        .callback = dmi_disable_osi_win8,
-        .ident = "HP ZBook 17",
-        .matches = {
-                     DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
-                     DMI_MATCH(DMI_PRODUCT_NAME, "HP ZBook 17"),
-                },
-        },
-        {
-        .callback = dmi_disable_osi_win8,
-        .ident = "HP EliteBook 8780w",
-        .matches = {
-                     DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
-                     DMI_MATCH(DMI_PRODUCT_NAME, "HP EliteBook 8780w"),
-                },
-        },
 
         /*
          * BIOS invocation of _OSI(Linux) is almost always a BIOS bug.
diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c
index 11c11f6b8fa1..714e957a871a 100644
--- a/drivers/acpi/button.c
+++ b/drivers/acpi/button.c
@@ -80,6 +80,8 @@ static void acpi_button_notify(struct acpi_device *device, u32 event);
 
 #ifdef CONFIG_PM_SLEEP
 static int acpi_button_resume(struct device *dev);
+#else
+#define acpi_button_resume NULL
 #endif
 static SIMPLE_DEV_PM_OPS(acpi_button_pm, NULL, acpi_button_resume);
 
diff --git a/drivers/acpi/dock.c b/drivers/acpi/dock.c
index e9b3081c4fe9..5bfd769fc91f 100644
--- a/drivers/acpi/dock.c
+++ b/drivers/acpi/dock.c
@@ -713,13 +713,11 @@ static acpi_status __init find_dock_devices(acpi_handle handle, u32 lvl,
 static ssize_t show_docked(struct device *dev,
                            struct device_attribute *attr, char *buf)
 {
-        struct acpi_device *tmp;
-
         struct dock_station *dock_station = dev->platform_data;
+        struct acpi_device *adev = NULL;
 
-        if (!acpi_bus_get_device(dock_station->handle, &tmp))
-                return snprintf(buf, PAGE_SIZE, "1\n");
-        return snprintf(buf, PAGE_SIZE, "0\n");
+        acpi_bus_get_device(dock_station->handle, &adev);
+        return snprintf(buf, PAGE_SIZE, "%u\n", acpi_device_enumerated(adev));
 }
 static DEVICE_ATTR(docked, S_IRUGO, show_docked, NULL);
 
diff --git a/drivers/acpi/fan.c b/drivers/acpi/fan.c
index 1fb62900f32a..09e423f3d8ad 100644
--- a/drivers/acpi/fan.c
+++ b/drivers/acpi/fan.c
@@ -55,6 +55,9 @@ MODULE_DEVICE_TABLE(acpi, fan_device_ids);
 #ifdef CONFIG_PM_SLEEP
 static int acpi_fan_suspend(struct device *dev);
 static int acpi_fan_resume(struct device *dev);
+#else
+#define acpi_fan_suspend NULL
+#define acpi_fan_resume NULL
 #endif
 static SIMPLE_DEV_PM_OPS(acpi_fan_pm, acpi_fan_suspend, acpi_fan_resume);
 
diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c
index 52d45ea2bc4f..361b40c10c3f 100644
--- a/drivers/acpi/pci_irq.c
+++ b/drivers/acpi/pci_irq.c
@@ -430,6 +430,7 @@ int acpi_pci_irq_enable(struct pci_dev *dev)
                                  pin_name(pin));
                 }
 
+                kfree(entry);
                 return 0;
         }
 
diff --git a/drivers/acpi/sbs.c b/drivers/acpi/sbs.c
index d465ae6cdd00..dbd48498b938 100644
--- a/drivers/acpi/sbs.c
+++ b/drivers/acpi/sbs.c
@@ -450,7 +450,7 @@ static ssize_t acpi_battery_alarm_store(struct device *dev,
 {
         unsigned long x;
         struct acpi_battery *battery = to_acpi_battery(dev_get_drvdata(dev));
-        if (sscanf(buf, "%ld\n", &x) == 1)
+        if (sscanf(buf, "%lu\n", &x) == 1)
                 battery->alarm_capacity = x /
                         (1000 * acpi_battery_scale(battery));
         if (battery->present)
@@ -668,6 +668,8 @@ static int acpi_sbs_resume(struct device *dev)
         acpi_sbs_callback(sbs);
         return 0;
 }
+#else
+#define acpi_sbs_resume NULL
 #endif
 
 static SIMPLE_DEV_PM_OPS(acpi_sbs_pm, NULL, acpi_sbs_resume);
diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c
index 8349a555b92b..08626c851be7 100644
--- a/drivers/acpi/thermal.c
+++ b/drivers/acpi/thermal.c
@@ -102,6 +102,8 @@ MODULE_DEVICE_TABLE(acpi, thermal_device_ids);
 
 #ifdef CONFIG_PM_SLEEP
 static int acpi_thermal_resume(struct device *dev);
+#else
+#define acpi_thermal_resume NULL
 #endif
 static SIMPLE_DEV_PM_OPS(acpi_thermal_pm, NULL, acpi_thermal_resume);
 
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index b727d105046d..b6ba88ed31ae 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -81,11 +81,12 @@ static bool allow_duplicates;
 module_param(allow_duplicates, bool, 0644);
 
 /*
- * For Windows 8 systems: if set ture and the GPU driver has
- * registered a backlight interface, skip registering ACPI video's.
+ * For Windows 8 systems: used to decide if video module
+ * should skip registering backlight interface of its own.
  */
-static bool use_native_backlight = false;
-module_param(use_native_backlight, bool, 0644);
+static int use_native_backlight_param = -1;
+module_param_named(use_native_backlight, use_native_backlight_param, int, 0444);
+static bool use_native_backlight_dmi = false;
 
 static int register_count;
 static struct mutex video_list_lock;
@@ -231,9 +232,17 @@ static int acpi_video_get_next_level(struct acpi_video_device *device,
 static int acpi_video_switch_brightness(struct acpi_video_device *device,
                                          int event);
 
+static bool acpi_video_use_native_backlight(void)
+{
+        if (use_native_backlight_param != -1)
+                return use_native_backlight_param;
+        else
+                return use_native_backlight_dmi;
+}
+
 static bool acpi_video_verify_backlight_support(void)
 {
-        if (acpi_osi_is_win8() && use_native_backlight &&
+        if (acpi_osi_is_win8() && acpi_video_use_native_backlight() &&
             backlight_device_registered(BACKLIGHT_RAW))
                 return false;
         return acpi_video_backlight_support();
@@ -398,6 +407,12 @@ static int __init video_set_bqc_offset(const struct dmi_system_id *d)
         return 0;
 }
 
+static int __init video_set_use_native_backlight(const struct dmi_system_id *d)
+{
+        use_native_backlight_dmi = true;
+        return 0;
+}
+
 static struct dmi_system_id video_dmi_table[] __initdata = {
         /*
          * Broken _BQC workaround http://bugzilla.kernel.org/show_bug.cgi?id=13121
@@ -442,6 +457,120 @@ static struct dmi_system_id video_dmi_table[] __initdata = {
                 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 7720"),
                 },
         },
+        {
+         .callback = video_set_use_native_backlight,
+         .ident = "ThinkPad T430s",
+         .matches = {
+                DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+                DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T430s"),
+                },
+        },
+        {
+         .callback = video_set_use_native_backlight,
+         .ident = "ThinkPad X230",
+         .matches = {
+                DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+                DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X230"),
+                },
+        },
+        {
+        .callback = video_set_use_native_backlight,
+        .ident = "ThinkPad X1 Carbon",
+        .matches = {
+                DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+                DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X1 Carbon"),
+                },
+        },
+        {
+         .callback = video_set_use_native_backlight,
+         .ident = "Lenovo Yoga 13",
+         .matches = {
+                DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+                DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo IdeaPad Yoga 13"),
+                },
+        },
+        {
+         .callback = video_set_use_native_backlight,
+         .ident = "Dell Inspiron 7520",
+         .matches = {
+                DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+                DMI_MATCH(DMI_PRODUCT_VERSION, "Inspiron 7520"),
+                },
+        },
+        {
+         .callback = video_set_use_native_backlight,
+         .ident = "Acer Aspire 5733Z",
+         .matches = {
+                DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+                DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5733Z"),
+                },
+        },
+        {
+         .callback = video_set_use_native_backlight,
+         .ident = "Acer Aspire V5-431",
+         .matches = {
+                DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+                DMI_MATCH(DMI_PRODUCT_NAME, "Aspire V5-431"),
+                },
+        },
+        {
+        .callback = video_set_use_native_backlight,
+        .ident = "HP ProBook 4340s",
+        .matches = {
+                DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+                DMI_MATCH(DMI_PRODUCT_VERSION, "HP ProBook 4340s"),
+                },
+        },
+        {
+        .callback = video_set_use_native_backlight,
+        .ident = "HP ProBook 2013 models",
+        .matches = {
+                DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+                DMI_MATCH(DMI_PRODUCT_NAME, "HP ProBook "),
+                DMI_MATCH(DMI_PRODUCT_NAME, " G1"),
+                },
+        },
+        {
+        .callback = video_set_use_native_backlight,
+        .ident = "HP EliteBook 2013 models",
+        .matches = {
+                DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+                DMI_MATCH(DMI_PRODUCT_NAME, "HP EliteBook "),
+                DMI_MATCH(DMI_PRODUCT_NAME, " G1"),
+                },
+        },
+        {
+        .callback = video_set_use_native_backlight,
+        .ident = "HP ZBook 14",
+        .matches = {
+                DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+                DMI_MATCH(DMI_PRODUCT_NAME, "HP ZBook 14"),
+                },
+        },
+        {
+        .callback = video_set_use_native_backlight,
+        .ident = "HP ZBook 15",
+        .matches = {
+                DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+                DMI_MATCH(DMI_PRODUCT_NAME, "HP ZBook 15"),
+                },
+        },
+        {
+        .callback = video_set_use_native_backlight,
+        .ident = "HP ZBook 17",
+        .matches = {
+                DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+                DMI_MATCH(DMI_PRODUCT_NAME, "HP ZBook 17"),
+                },
+        },
+        {
+        .callback = video_set_use_native_backlight,
+        .ident = "HP EliteBook 8780w",
+        .matches = {
+                DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+                DMI_MATCH(DMI_PRODUCT_NAME, "HP EliteBook 8780w"),
+                },
+        },
         {}
 };
 
@@ -685,6 +814,7 @@ acpi_video_init_brightness(struct acpi_video_device *device)
         union acpi_object *o;
         struct acpi_video_device_brightness *br = NULL;
         int result = -EINVAL;
+        u32 value;
 
         if (!ACPI_SUCCESS(acpi_video_device_lcd_query_levels(device, &obj))) {
                 ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Could not query available "
@@ -715,7 +845,12 @@ acpi_video_init_brightness(struct acpi_video_device *device)
                         printk(KERN_ERR PREFIX "Invalid data\n");
                         continue;
                 }
-                br->levels[count] = (u32) o->integer.value;
+                value = (u32) o->integer.value;
+                /* Skip duplicate entries */
+                if (count > 2 && br->levels[count - 1] == value)
+                        continue;
+
+                br->levels[count] = value;
 
                 if (br->levels[count] > max_level)
                         max_level = br->levels[count];
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index a697b77b8865..19080c8e2f2a 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -168,22 +168,6 @@ static struct dmi_system_id video_detect_dmi_table[] = {
                 DMI_MATCH(DMI_PRODUCT_NAME, "UL30A"),
                 },
         },
-        {
-        .callback = video_detect_force_vendor,
-        .ident = "HP EliteBook Revolve 810",
-        .matches = {
-                DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
-                DMI_MATCH(DMI_PRODUCT_NAME, "HP EliteBook Revolve 810 G1"),
-                },
-        },
-        {
-        .callback = video_detect_force_vendor,
-        .ident = "Lenovo Yoga 13",
-        .matches = {
-                DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
-                DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo IdeaPad Yoga 13"),
-                },
-        },
         { },
 };
 
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 08ca8c9f41cd..cb003a6b72c8 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -1323,8 +1323,7 @@ static int __cpufreq_remove_dev_prepare(struct device *dev,
         up_read(&policy->rwsem);
 
         if (cpu != policy->cpu) {
-                if (!frozen)
-                        sysfs_remove_link(&dev->kobj, "cpufreq");
+                sysfs_remove_link(&dev->kobj, "cpufreq");
         } else if (cpus > 1) {
                 new_cpu = cpufreq_nominate_new_policy_cpu(policy, cpu);
                 if (new_cpu >= 0) {
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index c788abf1c457..e90816105921 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -34,8 +34,10 @@
 
 #define SAMPLE_COUNT            3
 
-#define BYT_RATIOS      0x66a
-#define BYT_VIDS        0x66b
+#define BYT_RATIOS              0x66a
+#define BYT_VIDS                0x66b
+#define BYT_TURBO_RATIOS        0x66c
+
 
 #define FRAC_BITS 8
 #define int_tofp(X) ((int64_t)(X) << FRAC_BITS)
@@ -357,7 +359,7 @@ static int byt_get_min_pstate(void)
 {
         u64 value;
         rdmsrl(BYT_RATIOS, value);
-        return value & 0xFF;
+        return (value >> 8) & 0xFF;
 }
 
 static int byt_get_max_pstate(void)
@@ -367,6 +369,13 @@ static int byt_get_max_pstate(void)
         return (value >> 16) & 0xFF;
 }
 
+static int byt_get_turbo_pstate(void)
+{
+        u64 value;
+        rdmsrl(BYT_TURBO_RATIOS, value);
+        return value & 0x3F;
+}
+
 static void byt_set_pstate(struct cpudata *cpudata, int pstate)
 {
         u64 val;
@@ -469,7 +478,7 @@ static struct cpu_defaults byt_params = {
         .funcs = {
                 .get_max = byt_get_max_pstate,
                 .get_min = byt_get_min_pstate,
-                .get_turbo = byt_get_max_pstate,
+                .get_turbo = byt_get_turbo_pstate,
                 .set = byt_set_pstate,
                 .get_vid = byt_get_vid,
         },
diff --git a/drivers/cpufreq/powernow-k8.c b/drivers/cpufreq/powernow-k8.c
index e10b646634d7..6684e0342792 100644
--- a/drivers/cpufreq/powernow-k8.c
+++ b/drivers/cpufreq/powernow-k8.c
@@ -1076,7 +1076,7 @@ static int powernowk8_cpu_init(struct cpufreq_policy *pol)
 {
         struct powernow_k8_data *data;
         struct init_on_cpu init_on_cpu;
-        int rc;
+        int rc, cpu;
 
         smp_call_function_single(pol->cpu, check_supported_cpu, &rc, 1);
         if (rc)
@@ -1140,7 +1140,9 @@ static int powernowk8_cpu_init(struct cpufreq_policy *pol)
         pr_debug("cpu_init done, current fid 0x%x, vid 0x%x\n",
                  data->currfid, data->currvid);
 
-        per_cpu(powernow_data, pol->cpu) = data;
+        /* Point all the CPUs in this policy to the same data */
+        for_each_cpu(cpu, pol->cpus)
+                per_cpu(powernow_data, cpu) = data;
 
         return 0;
 
@@ -1155,6 +1157,7 @@ err_out:
 static int powernowk8_cpu_exit(struct cpufreq_policy *pol)
 {
         struct powernow_k8_data *data = per_cpu(powernow_data, pol->cpu);
+        int cpu;
 
         if (!data)
                 return -EINVAL;
@@ -1165,7 +1168,8 @@ static int powernowk8_cpu_exit(struct cpufreq_policy *pol)
 
         kfree(data->powernow_table);
         kfree(data);
-        per_cpu(powernow_data, pol->cpu) = NULL;
+        for_each_cpu(cpu, pol->cpus)
+                per_cpu(powernow_data, cpu) = NULL;
 
         return 0;
 }
diff --git a/drivers/gpu/drm/nouveau/nouveau_acpi.c b/drivers/gpu/drm/nouveau/nouveau_acpi.c
index 4ef83df2b246..83face3f608f 100644
--- a/drivers/gpu/drm/nouveau/nouveau_acpi.c
+++ b/drivers/gpu/drm/nouveau/nouveau_acpi.c
@@ -106,6 +106,29 @@ static int nouveau_optimus_dsm(acpi_handle handle, int func, int arg, uint32_t *
         return 0;
 }
 
+/*
+ * On some platforms, _DSM(nouveau_op_dsm_muid, func0) has special
+ * requirements on the fourth parameter, so a private implementation
+ * instead of using acpi_check_dsm().
+ */
+static int nouveau_check_optimus_dsm(acpi_handle handle)
+{
+        int result;
+
+        /*
+         * Function 0 returns a Buffer containing available functions.
+         * The args parameter is ignored for function 0, so just put 0 in it
+         */
+        if (nouveau_optimus_dsm(handle, 0, 0, &result))
+                return 0;
+
+        /*
+         * ACPI Spec v4 9.14.1: if bit 0 is zero, no function is supported.
+         * If the n-th bit is enabled, function n is supported
+         */
+        return result & 1 && result & (1 << NOUVEAU_DSM_OPTIMUS_CAPS);
+}
+
 static int nouveau_dsm(acpi_handle handle, int func, int arg)
 {
         int ret = 0;
@@ -207,8 +230,7 @@ static int nouveau_dsm_pci_probe(struct pci_dev *pdev)
                            1 << NOUVEAU_DSM_POWER))
                 retval |= NOUVEAU_DSM_HAS_MUX;
 
-        if (acpi_check_dsm(dhandle, nouveau_op_dsm_muid, 0x00000100,
-                           1 << NOUVEAU_DSM_OPTIMUS_CAPS))
+        if (nouveau_check_optimus_dsm(dhandle))
                 retval |= NOUVEAU_DSM_HAS_OPT;
 
         if (retval & NOUVEAU_DSM_HAS_OPT) {
diff --git a/drivers/hwmon/max1668.c b/drivers/hwmon/max1668.c
index a7626358c95d..029b65e6c589 100644
--- a/drivers/hwmon/max1668.c
+++ b/drivers/hwmon/max1668.c
@@ -243,7 +243,7 @@ static ssize_t set_temp_min(struct device *dev,
         data->temp_min[index] = clamp_val(temp/1000, -128, 127);
         if (i2c_smbus_write_byte_data(client,
                                         MAX1668_REG_LIML_WR(index),
-                                        data->temp_max[index]))
+                                        data->temp_min[index]))
                 count = -EIO;
         mutex_unlock(&data->update_lock);
 
diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c
index 8911850c9444..1d9ab39af29f 100644
--- a/drivers/iommu/arm-smmu.c
+++ b/drivers/iommu/arm-smmu.c
@@ -79,7 +79,6 @@
 
 #define ARM_SMMU_PTE_CONT_SIZE          (PAGE_SIZE * ARM_SMMU_PTE_CONT_ENTRIES)
 #define ARM_SMMU_PTE_CONT_MASK          (~(ARM_SMMU_PTE_CONT_SIZE - 1))
-#define ARM_SMMU_PTE_HWTABLE_SIZE       (PTRS_PER_PTE * sizeof(pte_t))
 
 /* Stage-1 PTE */
 #define ARM_SMMU_PTE_AP_UNPRIV          (((pteval_t)1) << 6)
@@ -191,6 +190,9 @@
 #define ARM_SMMU_GR1_CBAR(n)            (0x0 + ((n) << 2))
 #define CBAR_VMID_SHIFT                 0
 #define CBAR_VMID_MASK                  0xff
+#define CBAR_S1_BPSHCFG_SHIFT           8
+#define CBAR_S1_BPSHCFG_MASK            3
+#define CBAR_S1_BPSHCFG_NSH             3
 #define CBAR_S1_MEMATTR_SHIFT           12
 #define CBAR_S1_MEMATTR_MASK            0xf
 #define CBAR_S1_MEMATTR_WB              0xf
@@ -393,7 +395,7 @@ struct arm_smmu_domain {
         struct arm_smmu_cfg             root_cfg;
         phys_addr_t                     output_mask;
 
-        struct mutex                    lock;
+        spinlock_t                      lock;
 };
 
 static DEFINE_SPINLOCK(arm_smmu_devices_lock);
@@ -632,6 +634,28 @@ static irqreturn_t arm_smmu_global_fault(int irq, void *dev)
         return IRQ_HANDLED;
 }
 
+static void arm_smmu_flush_pgtable(struct arm_smmu_device *smmu, void *addr,
+                                   size_t size)
+{
+        unsigned long offset = (unsigned long)addr & ~PAGE_MASK;
+
+
+        /* Ensure new page tables are visible to the hardware walker */
+        if (smmu->features & ARM_SMMU_FEAT_COHERENT_WALK) {
+                dsb();
+        } else {
+                /*
+                 * If the SMMU can't walk tables in the CPU caches, treat them
+                 * like non-coherent DMA since we need to flush the new entries
+                 * all the way out to memory. There's no possibility of
+                 * recursion here as the SMMU table walker will not be wired
+                 * through another SMMU.
+                 */
+                dma_map_page(smmu->dev, virt_to_page(addr), offset, size,
+                                DMA_TO_DEVICE);
+        }
+}
+
 static void arm_smmu_init_context_bank(struct arm_smmu_domain *smmu_domain)
 {
         u32 reg;
@@ -650,11 +674,16 @@ static void arm_smmu_init_context_bank(struct arm_smmu_domain *smmu_domain)
         if (smmu->version == 1)
               reg |= root_cfg->irptndx << CBAR_IRPTNDX_SHIFT;
 
-        /* Use the weakest memory type, so it is overridden by the pte */
-        if (stage1)
-                reg |= (CBAR_S1_MEMATTR_WB << CBAR_S1_MEMATTR_SHIFT);
-        else
+        /*
+         * Use the weakest shareability/memory types, so they are
+         * overridden by the ttbcr/pte.
+         */
+        if (stage1) {
+                reg |= (CBAR_S1_BPSHCFG_NSH << CBAR_S1_BPSHCFG_SHIFT) |
+                        (CBAR_S1_MEMATTR_WB << CBAR_S1_MEMATTR_SHIFT);
+        } else {
                 reg |= ARM_SMMU_CB_VMID(root_cfg) << CBAR_VMID_SHIFT;
+        }
         writel_relaxed(reg, gr1_base + ARM_SMMU_GR1_CBAR(root_cfg->cbndx));
 
         if (smmu->version > 1) {
@@ -715,6 +744,8 @@ static void arm_smmu_init_context_bank(struct arm_smmu_domain *smmu_domain)
         }
 
         /* TTBR0 */
+        arm_smmu_flush_pgtable(smmu, root_cfg->pgd,
+                               PTRS_PER_PGD * sizeof(pgd_t));
         reg = __pa(root_cfg->pgd);
         writel_relaxed(reg, cb_base + ARM_SMMU_CB_TTBR0_LO);
         reg = (phys_addr_t)__pa(root_cfg->pgd) >> 32;
@@ -901,7 +932,7 @@ static int arm_smmu_domain_init(struct iommu_domain *domain)
                 goto out_free_domain;
         smmu_domain->root_cfg.pgd = pgd;
 
-        mutex_init(&smmu_domain->lock);
+        spin_lock_init(&smmu_domain->lock);
         domain->priv = smmu_domain;
         return 0;
 
@@ -1128,6 +1159,7 @@ static int arm_smmu_attach_dev(struct iommu_domain *domain, struct device *dev)
         struct arm_smmu_domain *smmu_domain = domain->priv;
         struct arm_smmu_device *device_smmu = dev->archdata.iommu;
         struct arm_smmu_master *master;
+        unsigned long flags;
 
         if (!device_smmu) {
                 dev_err(dev, "cannot attach to SMMU, is it on the same bus?\n");
@@ -1138,7 +1170,7 @@ static int arm_smmu_attach_dev(struct iommu_domain *domain, struct device *dev)
          * Sanity check the domain. We don't currently support domains
          * that cross between different SMMU chains.
          */
-        mutex_lock(&smmu_domain->lock);
+        spin_lock_irqsave(&smmu_domain->lock, flags);
         if (!smmu_domain->leaf_smmu) {
                 /* Now that we have a master, we can finalise the domain */
                 ret = arm_smmu_init_domain_context(domain, dev);
@@ -1153,7 +1185,7 @@ static int arm_smmu_attach_dev(struct iommu_domain *domain, struct device *dev)
                         dev_name(device_smmu->dev));
                 goto err_unlock;
         }
-        mutex_unlock(&smmu_domain->lock);
+        spin_unlock_irqrestore(&smmu_domain->lock, flags);
 
         /* Looks ok, so add the device to the domain */
         master = find_smmu_master(smmu_domain->leaf_smmu, dev->of_node);
@@ -1163,7 +1195,7 @@ static int arm_smmu_attach_dev(struct iommu_domain *domain, struct device *dev)
         return arm_smmu_domain_add_master(smmu_domain, master);
 
 err_unlock:
-        mutex_unlock(&smmu_domain->lock);
+        spin_unlock_irqrestore(&smmu_domain->lock, flags);
         return ret;
 }
 
@@ -1177,23 +1209,6 @@ static void arm_smmu_detach_dev(struct iommu_domain *domain, struct device *dev)
                 arm_smmu_domain_remove_master(smmu_domain, master);
 }
 
-static void arm_smmu_flush_pgtable(struct arm_smmu_device *smmu, void *addr,
-                                   size_t size)
-{
-        unsigned long offset = (unsigned long)addr & ~PAGE_MASK;
-
-        /*
-         * If the SMMU can't walk tables in the CPU caches, treat them
-         * like non-coherent DMA since we need to flush the new entries
-         * all the way out to memory. There's no possibility of recursion
-         * here as the SMMU table walker will not be wired through another
-         * SMMU.
-         */
-        if (!(smmu->features & ARM_SMMU_FEAT_COHERENT_WALK))
-                dma_map_page(smmu->dev, virt_to_page(addr), offset, size,
-                             DMA_TO_DEVICE);
-}
-
 static bool arm_smmu_pte_is_contiguous_range(unsigned long addr,
                                              unsigned long end)
 {
@@ -1210,12 +1225,11 @@ static int arm_smmu_alloc_init_pte(struct arm_smmu_device *smmu, pmd_t *pmd,
 
         if (pmd_none(*pmd)) {
                 /* Allocate a new set of tables */
-                pgtable_t table = alloc_page(PGALLOC_GFP);
+                pgtable_t table = alloc_page(GFP_ATOMIC|__GFP_ZERO);
                 if (!table)
                         return -ENOMEM;
 
-                arm_smmu_flush_pgtable(smmu, page_address(table),
-                                       ARM_SMMU_PTE_HWTABLE_SIZE);
+                arm_smmu_flush_pgtable(smmu, page_address(table), PAGE_SIZE);
                 if (!pgtable_page_ctor(table)) {
                         __free_page(table);
                         return -ENOMEM;
@@ -1317,9 +1331,15 @@ static int arm_smmu_alloc_init_pmd(struct arm_smmu_device *smmu, pud_t *pud,
 
 #ifndef __PAGETABLE_PMD_FOLDED
         if (pud_none(*pud)) {
-                pmd = pmd_alloc_one(NULL, addr);
+                pmd = (pmd_t *)get_zeroed_page(GFP_ATOMIC);
                 if (!pmd)
                         return -ENOMEM;
+
+                arm_smmu_flush_pgtable(smmu, pmd, PAGE_SIZE);
+                pud_populate(NULL, pud, pmd);
+                arm_smmu_flush_pgtable(smmu, pud, sizeof(*pud));
+
+                pmd += pmd_index(addr);
         } else
 #endif
                 pmd = pmd_offset(pud, addr);
@@ -1328,8 +1348,6 @@ static int arm_smmu_alloc_init_pmd(struct arm_smmu_device *smmu, pud_t *pud,
                 next = pmd_addr_end(addr, end);
                 ret = arm_smmu_alloc_init_pte(smmu, pmd, addr, end, pfn,
                                               flags, stage);
-                pud_populate(NULL, pud, pmd);
-                arm_smmu_flush_pgtable(smmu, pud, sizeof(*pud));
                 phys += next - addr;
         } while (pmd++, addr = next, addr < end);
 
@@ -1346,9 +1364,15 @@ static int arm_smmu_alloc_init_pud(struct arm_smmu_device *smmu, pgd_t *pgd,
 
 #ifndef __PAGETABLE_PUD_FOLDED
         if (pgd_none(*pgd)) {
-                pud = pud_alloc_one(NULL, addr);
+                pud = (pud_t *)get_zeroed_page(GFP_ATOMIC);
                 if (!pud)
                         return -ENOMEM;
+
+                arm_smmu_flush_pgtable(smmu, pud, PAGE_SIZE);
+                pgd_populate(NULL, pgd, pud);
+                arm_smmu_flush_pgtable(smmu, pgd, sizeof(*pgd));
+
+                pud += pud_index(addr);
         } else
 #endif
                 pud = pud_offset(pgd, addr);
@@ -1357,8 +1381,6 @@ static int arm_smmu_alloc_init_pud(struct arm_smmu_device *smmu, pgd_t *pgd,
                 next = pud_addr_end(addr, end);
                 ret = arm_smmu_alloc_init_pmd(smmu, pud, addr, next, phys,
                                               flags, stage);
-                pgd_populate(NULL, pud, pgd);
-                arm_smmu_flush_pgtable(smmu, pgd, sizeof(*pgd));
                 phys += next - addr;
         } while (pud++, addr = next, addr < end);
 
@@ -1375,6 +1397,7 @@ static int arm_smmu_handle_mapping(struct arm_smmu_domain *smmu_domain,
         struct arm_smmu_cfg *root_cfg = &smmu_domain->root_cfg;
         pgd_t *pgd = root_cfg->pgd;
         struct arm_smmu_device *smmu = root_cfg->smmu;
+        unsigned long irqflags;
 
         if (root_cfg->cbar == CBAR_TYPE_S2_TRANS) {
                 stage = 2;
@@ -1397,7 +1420,7 @@ static int arm_smmu_handle_mapping(struct arm_smmu_domain *smmu_domain,
         if (paddr & ~output_mask)
                 return -ERANGE;
 
-        mutex_lock(&smmu_domain->lock);
+        spin_lock_irqsave(&smmu_domain->lock, irqflags);
         pgd += pgd_index(iova);
         end = iova + size;
         do {
@@ -1413,11 +1436,7 @@ static int arm_smmu_handle_mapping(struct arm_smmu_domain *smmu_domain,
         } while (pgd++, iova != end);
 
 out_unlock:
-        mutex_unlock(&smmu_domain->lock);
-
-        /* Ensure new page tables are visible to the hardware walker */
-        if (smmu->features & ARM_SMMU_FEAT_COHERENT_WALK)
-                dsb();
+        spin_unlock_irqrestore(&smmu_domain->lock, irqflags);
 
         return ret;
 }
@@ -1987,8 +2006,10 @@ static int __init arm_smmu_init(void)
         if (!iommu_present(&platform_bus_type))
                 bus_set_iommu(&platform_bus_type, &arm_smmu_ops);
 
+#ifdef CONFIG_ARM_AMBA
         if (!iommu_present(&amba_bustype))
                 bus_set_iommu(&amba_bustype, &arm_smmu_ops);
+#endif
 
         return 0;
 }
diff --git a/drivers/mfd/da9055-i2c.c b/drivers/mfd/da9055-i2c.c
index 13af7e50021e..8103e4362132 100644
--- a/drivers/mfd/da9055-i2c.c
+++ b/drivers/mfd/da9055-i2c.c
@@ -53,17 +53,25 @@ static int da9055_i2c_remove(struct i2c_client *i2c)
         return 0;
 }
 
+/*
+ * DO NOT change the device Ids. The naming is intentionally specific as both
+ * the PMIC and CODEC parts of this chip are instantiated separately as I2C
+ * devices (both have configurable I2C addresses, and are to all intents and
+ * purposes separate). As a result there are specific DA9055 ids for PMIC
+ * and CODEC, which must be different to operate together.
+ */
 static struct i2c_device_id da9055_i2c_id[] = {
-        {"da9055", 0},
+        {"da9055-pmic", 0},
         { }
 };
+MODULE_DEVICE_TABLE(i2c, da9055_i2c_id);
 
 static struct i2c_driver da9055_i2c_driver = {
         .probe = da9055_i2c_probe,
         .remove = da9055_i2c_remove,
         .id_table = da9055_i2c_id,
         .driver = {
-                .name = "da9055",
+                .name = "da9055-pmic",
                 .owner = THIS_MODULE,
         },
 };
diff --git a/drivers/of/base.c b/drivers/of/base.c
index 10b51106c854..89e888a78899 100644
--- a/drivers/of/base.c
+++ b/drivers/of/base.c
@@ -342,27 +342,72 @@ struct device_node *of_get_cpu_node(int cpu, unsigned int *thread)
 }
 EXPORT_SYMBOL(of_get_cpu_node);
 
-/** Checks if the given "compat" string matches one of the strings in
- * the device's "compatible" property
+/**
+ * __of_device_is_compatible() - Check if the node matches given constraints
+ * @device: pointer to node
+ * @compat: required compatible string, NULL or "" for any match
+ * @type: required device_type value, NULL or "" for any match
+ * @name: required node name, NULL or "" for any match
+ *
+ * Checks if the given @compat, @type and @name strings match the
+ * properties of the given @device. A constraints can be skipped by
+ * passing NULL or an empty string as the constraint.
+ *
+ * Returns 0 for no match, and a positive integer on match. The return
+ * value is a relative score with larger values indicating better
+ * matches. The score is weighted for the most specific compatible value
+ * to get the highest score. Matching type is next, followed by matching
+ * name. Practically speaking, this results in the following priority
+ * order for matches:
+ *
+ * 1. specific compatible && type && name
+ * 2. specific compatible && type
+ * 3. specific compatible && name
+ * 4. specific compatible
+ * 5. general compatible && type && name
+ * 6. general compatible && type
+ * 7. general compatible && name
+ * 8. general compatible
+ * 9. type && name
+ * 10. type
+ * 11. name
  */
 static int __of_device_is_compatible(const struct device_node *device,
-                                     const char *compat)
+                                     const char *compat, const char *type, const char *name)
 {
-        const char* cp;
-        int cplen, l;
+        struct property *prop;
+        const char *cp;
+        int index = 0, score = 0;
+
+        /* Compatible match has highest priority */
+        if (compat && compat[0]) {
+                prop = __of_find_property(device, "compatible", NULL);
+                for (cp = of_prop_next_string(prop, NULL); cp;
+                     cp = of_prop_next_string(prop, cp), index++) {
+                        if (of_compat_cmp(cp, compat, strlen(compat)) == 0) {
+                                score = INT_MAX/2 - (index << 2);
+                                break;
+                        }
+                }
+                if (!score)
+                        return 0;
+        }
 
-        cp = __of_get_property(device, "compatible", &cplen);
-        if (cp == NULL)
-                return 0;
-        while (cplen > 0) {
-                if (of_compat_cmp(cp, compat, strlen(compat)) == 0)
-                        return 1;
-                l = strlen(cp) + 1;
-                cp += l;
-                cplen -= l;
+        /* Matching type is better than matching name */
+        if (type && type[0]) {
+                if (!device->type || of_node_cmp(type, device->type))
+                        return 0;
+                score += 2;
         }
 
-        return 0;
+        /* Matching name is a bit better than not */
+        if (name && name[0]) {
+                if (!device->name || of_node_cmp(name, device->name))
+                        return 0;
+                score++;
+        }
+
+        return score;
 }
 
 /** Checks if the given "compat" string matches one of the strings in
@@ -375,7 +420,7 @@ int of_device_is_compatible(const struct device_node *device,
         int res;
 
         raw_spin_lock_irqsave(&devtree_lock, flags);
-        res = __of_device_is_compatible(device, compat);
+        res = __of_device_is_compatible(device, compat, NULL, NULL);
         raw_spin_unlock_irqrestore(&devtree_lock, flags);
         return res;
 }
@@ -681,10 +726,7 @@ struct device_node *of_find_compatible_node(struct device_node *from,
         raw_spin_lock_irqsave(&devtree_lock, flags);
         np = from ? from->allnext : of_allnodes;
         for (; np; np = np->allnext) {
-                if (type
-                    && !(np->type && (of_node_cmp(np->type, type) == 0)))
-                        continue;
-                if (__of_device_is_compatible(np, compatible) &&
+                if (__of_device_is_compatible(np, compatible, type, NULL) &&
                     of_node_get(np))
                         break;
         }
@@ -730,65 +772,26 @@ out:
 }
 EXPORT_SYMBOL(of_find_node_with_property);
 
-static const struct of_device_id *
-of_match_compatible(const struct of_device_id *matches,
-                        const struct device_node *node)
-{
-        const char *cp;
-        int cplen, l;
-        const struct of_device_id *m;
-
-        cp = __of_get_property(node, "compatible", &cplen);
-        while (cp && (cplen > 0)) {
-                m = matches;
-                while (m->name[0] || m->type[0] || m->compatible[0]) {
-                        /* Only match for the entries without type and name */
-                        if (m->name[0] || m->type[0] ||
-                                of_compat_cmp(m->compatible, cp,
-                                         strlen(m->compatible)))
-                                m++;
-                        else
-                                return m;
-                }
-
-                /* Get node's next compatible string */
-                l = strlen(cp) + 1;
-                cp += l;
-                cplen -= l;
-        }
-
-        return NULL;
-}
-
 static
 const struct of_device_id *__of_match_node(const struct of_device_id *matches,
                                            const struct device_node *node)
 {
-        const struct of_device_id *m;
+        const struct of_device_id *best_match = NULL;
+        int score, best_score = 0;
 
         if (!matches)
                 return NULL;
 
-        m = of_match_compatible(matches, node);
-        if (m)
-                return m;
-
-        while (matches->name[0] || matches->type[0] || matches->compatible[0]) {
-                int match = 1;
-                if (matches->name[0])
-                        match &= node->name
-                                && !strcmp(matches->name, node->name);
-                if (matches->type[0])
-                        match &= node->type
-                                && !strcmp(matches->type, node->type);
-                if (matches->compatible[0])
-                        match &= __of_device_is_compatible(node,
-                                                           matches->compatible);
-                if (match)
-                        return matches;
-                matches++;
+        for (; matches->name[0] || matches->type[0] || matches->compatible[0]; matches++) {
+                score = __of_device_is_compatible(node, matches->compatible,
+                                                  matches->type, matches->name);
+                if (score > best_score) {
+                        best_match = matches;
+                        best_score = score;
+                }
         }
-        return NULL;
+
+        return best_match;
 }
 
 /**
@@ -796,12 +799,7 @@ const struct of_device_id *__of_match_node(const struct of_device_id *matches,
  *      @matches:       array of of device match structures to search in
  *      @node:          the of device structure to match against
  *
- *      Low level utility function used by device matching. We have two ways
- *      of matching:
- *      - Try to find the best compatible match by comparing each compatible
- *        string of device node with all the given matches respectively.
- *      - If the above method failed, then try to match the compatible by using
- *        __of_device_is_compatible() besides the match in type and name.
+ *      Low level utility function used by device matching.
  */
 const struct of_device_id *of_match_node(const struct of_device_id *matches,
                                          const struct device_node *node)
diff --git a/drivers/of/selftest.c b/drivers/of/selftest.c
index e21012bde639..6643d1920985 100644
--- a/drivers/of/selftest.c
+++ b/drivers/of/selftest.c
@@ -300,6 +300,72 @@ static void __init of_selftest_parse_interrupts_extended(void)
         of_node_put(np);
 }
 
+static struct of_device_id match_node_table[] = {
+        { .data = "A", .name = "name0", }, /* Name alone is lowest priority */
+        { .data = "B", .type = "type1", }, /* followed by type alone */
+
+        { .data = "Ca", .name = "name2", .type = "type1", }, /* followed by both together */
+        { .data = "Cb", .name = "name2", }, /* Only match when type doesn't match */
+        { .data = "Cc", .name = "name2", .type = "type2", },
+
+        { .data = "E", .compatible = "compat3" },
+        { .data = "G", .compatible = "compat2", },
+        { .data = "H", .compatible = "compat2", .name = "name5", },
+        { .data = "I", .compatible = "compat2", .type = "type1", },
+        { .data = "J", .compatible = "compat2", .type = "type1", .name = "name8", },
+        { .data = "K", .compatible = "compat2", .name = "name9", },
+        {}
+};
+
+static struct {
+        const char *path;
+        const char *data;
+} match_node_tests[] = {
+        { .path = "/testcase-data/match-node/name0", .data = "A", },
+        { .path = "/testcase-data/match-node/name1", .data = "B", },
+        { .path = "/testcase-data/match-node/a/name2", .data = "Ca", },
+        { .path = "/testcase-data/match-node/b/name2", .data = "Cb", },
+        { .path = "/testcase-data/match-node/c/name2", .data = "Cc", },
+        { .path = "/testcase-data/match-node/name3", .data = "E", },
+        { .path = "/testcase-data/match-node/name4", .data = "G", },
+        { .path = "/testcase-data/match-node/name5", .data = "H", },
+        { .path = "/testcase-data/match-node/name6", .data = "G", },
+        { .path = "/testcase-data/match-node/name7", .data = "I", },
+        { .path = "/testcase-data/match-node/name8", .data = "J", },
+        { .path = "/testcase-data/match-node/name9", .data = "K", },
+};
+
+static void __init of_selftest_match_node(void)
+{
+        struct device_node *np;
+        const struct of_device_id *match;
+        int i;
+
+        for (i = 0; i < ARRAY_SIZE(match_node_tests); i++) {
+                np = of_find_node_by_path(match_node_tests[i].path);
+                if (!np) {
+                        selftest(0, "missing testcase node %s\n",
+                                match_node_tests[i].path);
+                        continue;
+                }
+
+                match = of_match_node(match_node_table, np);
+                if (!match) {
+                        selftest(0, "%s didn't match anything\n",
+                                match_node_tests[i].path);
+                        continue;
+                }
+
+                if (strcmp(match->data, match_node_tests[i].data) != 0) {
+                        selftest(0, "%s got wrong match. expected %s, got %s\n",
+                                match_node_tests[i].path, match_node_tests[i].data,
+                                (const char *)match->data);
+                        continue;
+                }
+                selftest(1, "passed");
+        }
+}
+
 static int __init of_selftest(void)
 {
         struct device_node *np;
@@ -316,6 +382,7 @@ static int __init of_selftest(void)
         of_selftest_property_match_string();
         of_selftest_parse_interrupts();
         of_selftest_parse_interrupts_extended();
+        of_selftest_match_node();
         pr_info("end of selftest - %i passed, %i failed\n",
                 selftest_results.passed, selftest_results.failed);
         return 0;
diff --git a/drivers/of/testcase-data/testcases.dtsi b/drivers/of/testcase-data/testcases.dtsi
new file mode 100644
index 000000000000..3a5b75a8e4d7
--- /dev/null
+++ b/drivers/of/testcase-data/testcases.dtsi
@@ -0,0 +1,3 @@
+#include "tests-phandle.dtsi"
+#include "tests-interrupts.dtsi"
+#include "tests-match.dtsi"
diff --git a/arch/arm/boot/dts/testcases/tests-interrupts.dtsi b/drivers/of/testcase-data/tests-interrupts.dtsi
index c843720bd3e5..c843720bd3e5 100644
--- a/arch/arm/boot/dts/testcases/tests-interrupts.dtsi
+++ b/drivers/of/testcase-data/tests-interrupts.dtsi
diff --git a/drivers/of/testcase-data/tests-match.dtsi b/drivers/of/testcase-data/tests-match.dtsi
new file mode 100644
index 000000000000..c9e541129534
--- /dev/null
+++ b/drivers/of/testcase-data/tests-match.dtsi
@@ -0,0 +1,19 @@
+
+/ {
+        testcase-data {
+                match-node {
+                        name0 { };
+                        name1 { device_type = "type1"; };
+                        a { name2 { device_type = "type1"; }; };
+                        b { name2 { }; };
+                        c { name2 { device_type = "type2"; }; };
+                        name3 { compatible = "compat3"; };
+                        name4 { compatible = "compat2", "compat3"; };
+                        name5 { compatible = "compat2", "compat3"; };
+                        name6 { compatible = "compat1", "compat2", "compat3"; };
+                        name7 { compatible = "compat2"; device_type = "type1"; };
+                        name8 { compatible = "compat2"; device_type = "type1"; };
+                        name9 { compatible = "compat2"; };
+                };
+        };
+};
diff --git a/arch/arm/boot/dts/testcases/tests-phandle.dtsi b/drivers/of/testcase-data/tests-phandle.dtsi
index 0007d3cd7dc2..0007d3cd7dc2 100644
--- a/arch/arm/boot/dts/testcases/tests-phandle.dtsi
+++ b/drivers/of/testcase-data/tests-phandle.dtsi
diff --git a/drivers/sbus/char/jsflash.c b/drivers/sbus/char/jsflash.c
index 6b4678a7900a..4ccb5d869389 100644
--- a/drivers/sbus/char/jsflash.c
+++ b/drivers/sbus/char/jsflash.c
@@ -507,7 +507,6 @@ static int jsflash_init(void)
         }
 
         /* Let us be really paranoid for modifications to probing code. */
-        /* extern enum sparc_cpu sparc_cpu_model; */ /* in <asm/system.h> */
         if (sparc_cpu_model != sun4m) {
                 /* We must be on sun4m because we use MMU Bypass ASI. */
                 return -ENXIO;
diff --git a/drivers/watchdog/w83697hf_wdt.c b/drivers/watchdog/w83697hf_wdt.c
index aaf2995d37f4..68b45fc9ba6a 100644
--- a/drivers/watchdog/w83697hf_wdt.c
+++ b/drivers/watchdog/w83697hf_wdt.c
@@ -402,7 +402,7 @@ static int __init wdt_init(void)
 
         if (!found) {
                 pr_err("No W83697HF/HG could be found\n");
-                ret = -EIO;
+                ret = -ENODEV;
                 goto out;
         }
 
diff --git a/fs/xfs/xfs_iops.c b/fs/xfs/xfs_iops.c
index f35d5c953ff9..9ddfb8190ca1 100644
--- a/fs/xfs/xfs_iops.c
+++ b/fs/xfs/xfs_iops.c
@@ -705,7 +705,6 @@ xfs_setattr_size(
 {
         struct xfs_mount        *mp = ip->i_mount;
         struct inode            *inode = VFS_I(ip);
-        int                     mask = iattr->ia_valid;
         xfs_off_t               oldsize, newsize;
         struct xfs_trans        *tp;
         int                     error;
@@ -726,8 +725,8 @@ xfs_setattr_size(
 
         ASSERT(xfs_isilocked(ip, XFS_IOLOCK_EXCL));
         ASSERT(S_ISREG(ip->i_d.di_mode));
-        ASSERT((mask & (ATTR_UID|ATTR_GID|ATTR_ATIME|ATTR_ATIME_SET|
-                        ATTR_MTIME_SET|ATTR_KILL_PRIV|ATTR_TIMES_SET)) == 0);
+        ASSERT((iattr->ia_valid & (ATTR_UID|ATTR_GID|ATTR_ATIME|ATTR_ATIME_SET|
+                ATTR_MTIME_SET|ATTR_KILL_PRIV|ATTR_TIMES_SET)) == 0);
 
         oldsize = inode->i_size;
         newsize = iattr->ia_size;
@@ -736,7 +735,7 @@ xfs_setattr_size(
          * Short circuit the truncate case for zero length files.
          */
         if (newsize == 0 && oldsize == 0 && ip->i_d.di_nextents == 0) {
-                if (!(mask & (ATTR_CTIME|ATTR_MTIME)))
+                if (!(iattr->ia_valid & (ATTR_CTIME|ATTR_MTIME)))
                         return 0;
 
                 /*
@@ -824,10 +823,11 @@ xfs_setattr_size(
          * these flags set.  For all other operations the VFS set these flags
          * explicitly if it wants a timestamp update.
          */
-        if (newsize != oldsize && (!(mask & (ATTR_CTIME | ATTR_MTIME)))) {
+        if (newsize != oldsize &&
+            !(iattr->ia_valid & (ATTR_CTIME | ATTR_MTIME))) {
                 iattr->ia_ctime = iattr->ia_mtime =
                         current_fs_time(inode->i_sb);
-                mask |= ATTR_CTIME | ATTR_MTIME;
+                iattr->ia_valid |= ATTR_CTIME | ATTR_MTIME;
         }
 
         /*
@@ -863,9 +863,9 @@ xfs_setattr_size(
                 xfs_inode_clear_eofblocks_tag(ip);
         }
 
-        if (mask & ATTR_MODE)
+        if (iattr->ia_valid & ATTR_MODE)
                 xfs_setattr_mode(ip, iattr);
-        if (mask & (ATTR_ATIME|ATTR_CTIME|ATTR_MTIME))
+        if (iattr->ia_valid & (ATTR_ATIME|ATTR_CTIME|ATTR_MTIME))
                 xfs_setattr_time(ip, iattr);
 
         xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE);
diff --git a/fs/xfs/xfs_log_cil.c b/fs/xfs/xfs_log_cil.c
index cdebd832c3db..4ef6fdbced78 100644
--- a/fs/xfs/xfs_log_cil.c
+++ b/fs/xfs/xfs_log_cil.c
@@ -205,16 +205,25 @@ xlog_cil_insert_format_items(
                 /*
                  * We 64-bit align the length of each iovec so that the start
                  * of the next one is naturally aligned.  We'll need to
-                 * account for that slack space here.
+                 * account for that slack space here. Then round nbytes up
+                 * to 64-bit alignment so that the initial buffer alignment is
+                 * easy to calculate and verify.
                  */
                 nbytes += niovecs * sizeof(uint64_t);
+                nbytes = round_up(nbytes, sizeof(uint64_t));
 
                 /* grab the old item if it exists for reservation accounting */
                 old_lv = lip->li_lv;
 
-                /* calc buffer size */
-                buf_size = sizeof(struct xfs_log_vec) + nbytes +
-                                niovecs * sizeof(struct xfs_log_iovec);
+                /*
+                 * The data buffer needs to start 64-bit aligned, so round up
+                 * that space to ensure we can align it appropriately and not
+                 * overrun the buffer.
+                 */
+                buf_size = nbytes +
+                           round_up((sizeof(struct xfs_log_vec) +
+                                     niovecs * sizeof(struct xfs_log_iovec)),
+                                    sizeof(uint64_t));
 
                 /* compare to existing item size */
                 if (lip->li_lv && buf_size <= lip->li_lv->lv_size) {
@@ -251,6 +260,8 @@ xlog_cil_insert_format_items(
                 /* The allocated data region lies beyond the iovec region */
                 lv->lv_buf_len = 0;
                 lv->lv_buf = (char *)lv + buf_size - nbytes;
+                ASSERT(IS_ALIGNED((unsigned long)lv->lv_buf, sizeof(uint64_t)));
+
                 lip->li_ops->iop_format(lip, lv);
 insert:
                 ASSERT(lv->lv_buf_len <= nbytes);
diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
index 02df7b408a26..f96c05669a9e 100644
--- a/fs/xfs/xfs_mount.c
+++ b/fs/xfs/xfs_mount.c
@@ -282,22 +282,29 @@ xfs_readsb(
         struct xfs_sb   *sbp = &mp->m_sb;
         int             error;
         int             loud = !(flags & XFS_MFSI_QUIET);
+        const struct xfs_buf_ops *buf_ops;
 
         ASSERT(mp->m_sb_bp == NULL);
         ASSERT(mp->m_ddev_targp != NULL);
 
         /*
+         * For the initial read, we must guess at the sector
+         * size based on the block device.  It's enough to
+         * get the sb_sectsize out of the superblock and
+         * then reread with the proper length.
+         * We don't verify it yet, because it may not be complete.
+         */
+        sector_size = xfs_getsize_buftarg(mp->m_ddev_targp);
+        buf_ops = NULL;
+
+        /*
          * Allocate a (locked) buffer to hold the superblock.
          * This will be kept around at all times to optimize
          * access to the superblock.
          */
-        sector_size = xfs_getsize_buftarg(mp->m_ddev_targp);
-
 reread:
         bp = xfs_buf_read_uncached(mp->m_ddev_targp, XFS_SB_DADDR,
-                                   BTOBB(sector_size), 0,
-                                   loud ? &xfs_sb_buf_ops
-                                        : &xfs_sb_quiet_buf_ops);
+                                   BTOBB(sector_size), 0, buf_ops);
         if (!bp) {
                 if (loud)
                         xfs_warn(mp, "SB buffer read failed");
@@ -328,12 +335,13 @@ reread:
         }
 
         /*
-         * If device sector size is smaller than the superblock size,
-         * re-read the superblock so the buffer is correctly sized.
+         * Re-read the superblock so the buffer is correctly sized,
+         * and properly verified.
          */
-        if (sector_size < sbp->sb_sectsize) {
+        if (buf_ops == NULL) {
                 xfs_buf_relse(bp);
                 sector_size = sbp->sb_sectsize;
+                buf_ops = loud ? &xfs_sb_buf_ops : &xfs_sb_quiet_buf_ops;
                 goto reread;
         }
 
diff --git a/fs/xfs/xfs_sb.c b/fs/xfs/xfs_sb.c
index b7c9aea77f8f..1e116794bb66 100644
--- a/fs/xfs/xfs_sb.c
+++ b/fs/xfs/xfs_sb.c
@@ -295,8 +295,7 @@ xfs_mount_validate_sb(
             sbp->sb_dblocks == 0                                        ||
             sbp->sb_dblocks > XFS_MAX_DBLOCKS(sbp)                      ||
             sbp->sb_dblocks < XFS_MIN_DBLOCKS(sbp))) {
-                XFS_CORRUPTION_ERROR("SB sanity check failed",
-                                XFS_ERRLEVEL_LOW, mp, sbp);
+                xfs_notice(mp, "SB sanity check failed");
                 return XFS_ERROR(EFSCORRUPTED);
         }
 
@@ -611,10 +610,10 @@ xfs_sb_read_verify(
                                                 XFS_SB_VERSION_5) ||
              dsb->sb_crc != 0)) {
 
-                if (!xfs_verify_cksum(bp->b_addr, be16_to_cpu(dsb->sb_sectsize),
+                if (!xfs_verify_cksum(bp->b_addr, BBTOB(bp->b_length),
                                       offsetof(struct xfs_sb, sb_crc))) {
                         /* Only fail bad secondaries on a known V5 filesystem */
-                        if (bp->b_bn != XFS_SB_DADDR &&
+                        if (bp->b_bn == XFS_SB_DADDR ||
                             xfs_sb_version_hascrc(&mp->m_sb)) {
                                 error = EFSCORRUPTED;
                                 goto out_error;
@@ -625,7 +624,7 @@ xfs_sb_read_verify(
 
 out_error:
         if (error) {
-                if (error != EWRONGFS)
+                if (error == EFSCORRUPTED)
                         XFS_CORRUPTION_ERROR(__func__, XFS_ERRLEVEL_LOW,
                                              mp, bp->b_addr);
                 xfs_buf_ioerror(bp, error);
@@ -644,7 +643,6 @@ xfs_sb_quiet_read_verify(
 {
         struct xfs_dsb  *dsb = XFS_BUF_TO_SBP(bp);
 
-
         if (dsb->sb_magicnum == cpu_to_be32(XFS_SB_MAGIC)) {
                 /* XFS filesystem, verify noisily! */
                 xfs_sb_read_verify(bp);
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 49392ecbef17..79c059e70860 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -152,6 +152,7 @@ ld_flags       = $(LDFLAGS) $(ldflags-y)
 dtc_cpp_flags  = -Wp,-MD,$(depfile).pre.tmp -nostdinc                    \
                  -I$(srctree)/arch/$(SRCARCH)/boot/dts                   \
                  -I$(srctree)/arch/$(SRCARCH)/boot/dts/include           \
+                 -I$(srctree)/drivers/of/testcase-data                   \
                  -undef -D__DTS__
 
 # Finds the multi-part object the current object will be linked into
diff --git a/sound/pci/hda/patch_ca0132.c b/sound/pci/hda/patch_ca0132.c
index 54d14793725a..46ecdbb9053f 100644
--- a/sound/pci/hda/patch_ca0132.c
+++ b/sound/pci/hda/patch_ca0132.c
@@ -2662,60 +2662,6 @@ static bool dspload_wait_loaded(struct hda_codec *codec)
 }
 
 /*
- * PCM stuffs
- */
-static void ca0132_setup_stream(struct hda_codec *codec, hda_nid_t nid,
-                                 u32 stream_tag,
-                                 int channel_id, int format)
-{
-        unsigned int oldval, newval;
-
-        if (!nid)
-                return;
-
-        snd_printdd(
-                   "ca0132_setup_stream: NID=0x%x, stream=0x%x, "
-                   "channel=%d, format=0x%x\n",
-                   nid, stream_tag, channel_id, format);
-
-        /* update the format-id if changed */
-        oldval = snd_hda_codec_read(codec, nid, 0,
-                                    AC_VERB_GET_STREAM_FORMAT,
-                                    0);
-        if (oldval != format) {
-                msleep(20);
-                snd_hda_codec_write(codec, nid, 0,
-                                    AC_VERB_SET_STREAM_FORMAT,
-                                    format);
-        }
-
-        oldval = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONV, 0);
-        newval = (stream_tag << 4) | channel_id;
-        if (oldval != newval) {
-                snd_hda_codec_write(codec, nid, 0,
-                                    AC_VERB_SET_CHANNEL_STREAMID,
-                                    newval);
-        }
-}
-
-static void ca0132_cleanup_stream(struct hda_codec *codec, hda_nid_t nid)
-{
-        unsigned int val;
-
-        if (!nid)
-                return;
-
-        snd_printdd(KERN_INFO "ca0132_cleanup_stream: NID=0x%x\n", nid);
-
-        val = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONV, 0);
-        if (!val)
-                return;
-
-        snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_STREAM_FORMAT, 0);
-        snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CHANNEL_STREAMID, 0);
-}
-
-/*
  * PCM callbacks
  */
 static int ca0132_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
@@ -2726,7 +2672,7 @@ static int ca0132_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
 {
         struct ca0132_spec *spec = codec->spec;
 
-        ca0132_setup_stream(codec, spec->dacs[0], stream_tag, 0, format);
+        snd_hda_codec_setup_stream(codec, spec->dacs[0], stream_tag, 0, format);
 
         return 0;
 }
@@ -2745,7 +2691,7 @@ static int ca0132_playback_pcm_cleanup(struct hda_pcm_stream *hinfo,
         if (spec->effects_switch[PLAY_ENHANCEMENT - EFFECT_START_NID])
                 msleep(50);
 
-        ca0132_cleanup_stream(codec, spec->dacs[0]);
+        snd_hda_codec_cleanup_stream(codec, spec->dacs[0]);
 
         return 0;
 }
@@ -2822,10 +2768,8 @@ static int ca0132_capture_pcm_prepare(struct hda_pcm_stream *hinfo,
                                         unsigned int format,
                                         struct snd_pcm_substream *substream)
 {
-        struct ca0132_spec *spec = codec->spec;
-
-        ca0132_setup_stream(codec, spec->adcs[substream->number],
-                            stream_tag, 0, format);
+        snd_hda_codec_setup_stream(codec, hinfo->nid,
+                                   stream_tag, 0, format);
 
         return 0;
 }
@@ -2839,7 +2783,7 @@ static int ca0132_capture_pcm_cleanup(struct hda_pcm_stream *hinfo,
         if (spec->dsp_state == DSP_DOWNLOADING)
                 return 0;
 
-        ca0132_cleanup_stream(codec, hinfo->nid);
+        snd_hda_codec_cleanup_stream(codec, hinfo->nid);
         return 0;
 }
 
@@ -4742,6 +4686,8 @@ static int patch_ca0132(struct hda_codec *codec)
                 return err;
 
         codec->patch_ops = ca0132_patch_ops;
+        codec->pcm_format_first = 1;
+        codec->no_sticky_stream = 1;
 
         return 0;
 }
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index a9a83b85517a..6eb903cc6237 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -4308,7 +4308,9 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
         SND_PCI_QUIRK(0x1028, 0x0651, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE),
         SND_PCI_QUIRK(0x1028, 0x0652, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE),
         SND_PCI_QUIRK(0x1028, 0x0653, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE),
+        SND_PCI_QUIRK(0x1028, 0x0657, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE),
         SND_PCI_QUIRK(0x1028, 0x0658, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE),
+        SND_PCI_QUIRK(0x1028, 0x065f, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE),
         SND_PCI_QUIRK(0x1028, 0x0662, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE),
         SND_PCI_QUIRK(0x1028, 0x15cc, "Dell X5 Precision", ALC269_FIXUP_DELL2_MIC_NO_PRESENCE),
         SND_PCI_QUIRK(0x1028, 0x15cd, "Dell X5 Precision", ALC269_FIXUP_DELL2_MIC_NO_PRESENCE),
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 7311badf6a94..a2f11bf8155c 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -83,6 +83,7 @@ enum {
         STAC_DELL_M6_BOTH,
         STAC_DELL_EQ,
         STAC_ALIENWARE_M17X,
+        STAC_92HD89XX_HP_FRONT_JACK,
         STAC_92HD73XX_MODELS
 };
 
@@ -1795,6 +1796,12 @@ static const struct hda_pintbl intel_dg45id_pin_configs[] = {
         {}
 };
 
+static const struct hda_pintbl stac92hd89xx_hp_front_jack_pin_configs[] = {
+        { 0x0a, 0x02214030 },
+        { 0x0b, 0x02A19010 },
+        {}
+};
+
 static void stac92hd73xx_fixup_ref(struct hda_codec *codec,
                                    const struct hda_fixup *fix, int action)
 {
@@ -1913,6 +1920,10 @@ static const struct hda_fixup stac92hd73xx_fixups[] = {
         [STAC_92HD73XX_NO_JD] = {
                 .type = HDA_FIXUP_FUNC,
                 .v.func = stac92hd73xx_fixup_no_jd,
+        },
+        [STAC_92HD89XX_HP_FRONT_JACK] = {
+                .type = HDA_FIXUP_PINS,
+                .v.pins = stac92hd89xx_hp_front_jack_pin_configs,
         }
 };
 
@@ -1973,6 +1984,8 @@ static const struct snd_pci_quirk stac92hd73xx_fixup_tbl[] = {
                       "Alienware M17x", STAC_ALIENWARE_M17X),
         SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x0490,
                       "Alienware M17x R3", STAC_DELL_EQ),
+        SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x2b17,
+                                "unknown HP", STAC_92HD89XX_HP_FRONT_JACK),
         {} /* terminator */
 };
 
diff --git a/sound/soc/blackfin/Kconfig b/sound/soc/blackfin/Kconfig
index 54f74f8cbb75..4544d8eb1452 100644
--- a/sound/soc/blackfin/Kconfig
+++ b/sound/soc/blackfin/Kconfig
@@ -11,7 +11,7 @@ config SND_BF5XX_I2S
 
 config SND_BF5XX_SOC_SSM2602
         tristate "SoC SSM2602 Audio Codec Add-On Card support"
-        depends on SND_BF5XX_I2S && (SPI_MASTER || I2C)
+        depends on SND_BF5XX_I2S && SND_SOC_I2C_AND_SPI
         select SND_BF5XX_SOC_I2S if !BF60x
         select SND_BF6XX_SOC_I2S if BF60x
         select SND_SOC_SSM2602
@@ -21,10 +21,9 @@ config SND_BF5XX_SOC_SSM2602
 
 config SND_SOC_BFIN_EVAL_ADAU1701
         tristate "Support for the EVAL-ADAU1701MINIZ board on Blackfin eval boards"
-        depends on SND_BF5XX_I2S
+        depends on SND_BF5XX_I2S && I2C
         select SND_BF5XX_SOC_I2S
         select SND_SOC_ADAU1701
-        select I2C
         help
           Say Y if you want to add support for the Analog Devices EVAL-ADAU1701MINIZ
           board connected to one of the Blackfin evaluation boards like the
@@ -45,7 +44,7 @@ config SND_SOC_BFIN_EVAL_ADAU1373
 
 config SND_SOC_BFIN_EVAL_ADAV80X
         tristate "Support for the EVAL-ADAV80X boards on Blackfin eval boards"
-        depends on SND_BF5XX_I2S && (SPI_MASTER || I2C)
+        depends on SND_BF5XX_I2S && SND_SOC_I2C_AND_SPI
         select SND_BF5XX_SOC_I2S
         select SND_SOC_ADAV80X
         help
@@ -58,7 +57,7 @@ config SND_SOC_BFIN_EVAL_ADAV80X
 
 config SND_BF5XX_SOC_AD1836
         tristate "SoC AD1836 Audio support for BF5xx"
-        depends on SND_BF5XX_I2S
+        depends on SND_BF5XX_I2S && SPI_MASTER
         select SND_BF5XX_SOC_I2S
         select SND_SOC_AD1836
         help
@@ -66,7 +65,7 @@ config SND_BF5XX_SOC_AD1836
 
 config SND_BF5XX_SOC_AD193X
         tristate "SoC AD193X Audio support for Blackfin"
-        depends on SND_BF5XX_I2S
+        depends on SND_BF5XX_I2S && SND_SOC_I2C_AND_SPI
         select SND_BF5XX_SOC_I2S
         select SND_SOC_AD193X
         help
diff --git a/sound/soc/codecs/da9055.c b/sound/soc/codecs/da9055.c
index 52b79a487ac7..422812613a28 100644
--- a/sound/soc/codecs/da9055.c
+++ b/sound/soc/codecs/da9055.c
@@ -1523,8 +1523,15 @@ static int da9055_remove(struct i2c_client *client)
         return 0;
 }
 
+/*
+ * DO NOT change the device Ids. The naming is intentionally specific as both
+ * the CODEC and PMIC parts of this chip are instantiated separately as I2C
+ * devices (both have configurable I2C addresses, and are to all intents and
+ * purposes separate). As a result there are specific DA9055 Ids for CODEC
+ * and PMIC, which must be different to operate together.
+ */
 static const struct i2c_device_id da9055_i2c_id[] = {
-        { "da9055", 0 },
+        { "da9055-codec", 0 },
         { }
 };
 MODULE_DEVICE_TABLE(i2c, da9055_i2c_id);
@@ -1532,7 +1539,7 @@ MODULE_DEVICE_TABLE(i2c, da9055_i2c_id);
 /* I2C codec control layer */
 static struct i2c_driver da9055_i2c_driver = {
         .driver = {
-                .name = "da9055",
+                .name = "da9055-codec",
                 .owner = THIS_MODULE,
         },
         .probe          = da9055_i2c_probe,
diff --git a/sound/soc/codecs/max98090.c b/sound/soc/codecs/max98090.c
index 51f9b3d16b41..9f714ea86613 100644
--- a/sound/soc/codecs/max98090.c
+++ b/sound/soc/codecs/max98090.c
@@ -336,6 +336,7 @@ static bool max98090_readable_register(struct device *dev, unsigned int reg)
         case M98090_REG_RECORD_TDM_SLOT:
         case M98090_REG_SAMPLE_RATE:
         case M98090_REG_DMIC34_BIQUAD_BASE ... M98090_REG_DMIC34_BIQUAD_BASE + 0x0E:
+        case M98090_REG_REVISION_ID:
                 return true;
         default:
                 return false;
@@ -1769,16 +1770,6 @@ static int max98090_set_bias_level(struct snd_soc_codec *codec,
 
         switch (level) {
         case SND_SOC_BIAS_ON:
-                if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
-                        ret = regcache_sync(max98090->regmap);
-
-                        if (ret != 0) {
-                                dev_err(codec->dev,
-                                        "Failed to sync cache: %d\n", ret);
-                                return ret;
-                        }
-                }
-
                 if (max98090->jack_state == M98090_JACK_STATE_HEADSET) {
                         /*
                          * Set to normal bias level.
@@ -1792,6 +1783,16 @@ static int max98090_set_bias_level(struct snd_soc_codec *codec,
                 break;
 
         case SND_SOC_BIAS_STANDBY:
+                if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
+                        ret = regcache_sync(max98090->regmap);
+                        if (ret != 0) {
+                                dev_err(codec->dev,
+                                        "Failed to sync cache: %d\n", ret);
+                                return ret;
+                        }
+                }
+                break;
+
         case SND_SOC_BIAS_OFF:
                 /* Set internal pull-up to lowest power mode */
                 snd_soc_update_bits(codec, M98090_REG_JACK_DETECT,
diff --git a/sound/soc/codecs/rt5640.c b/sound/soc/codecs/rt5640.c
index a3fb41179636..886924934aa5 100644
--- a/sound/soc/codecs/rt5640.c
+++ b/sound/soc/codecs/rt5640.c
@@ -2093,6 +2093,7 @@ MODULE_DEVICE_TABLE(i2c, rt5640_i2c_id);
 #ifdef CONFIG_ACPI
 static struct acpi_device_id rt5640_acpi_match[] = {
         { "INT33CA", 0 },
+        { "10EC5640", 0 },
         { },
 };
 MODULE_DEVICE_TABLE(acpi, rt5640_acpi_match);
diff --git a/sound/soc/codecs/wm8993.c b/sound/soc/codecs/wm8993.c
index 433d59a0f3ef..2ee23a39622c 100644
--- a/sound/soc/codecs/wm8993.c
+++ b/sound/soc/codecs/wm8993.c
@@ -1562,7 +1562,6 @@ static int wm8993_remove(struct snd_soc_codec *codec)
         struct wm8993_priv *wm8993 = snd_soc_codec_get_drvdata(codec);
 
         wm8993_set_bias_level(codec, SND_SOC_BIAS_OFF);
-        regulator_bulk_free(ARRAY_SIZE(wm8993->supplies), wm8993->supplies);
         return 0;
 }
 
diff --git a/sound/soc/davinci/davinci-evm.c b/sound/soc/davinci/davinci-evm.c
index 70ff3772079f..5e3bc3c6801a 100644
--- a/sound/soc/davinci/davinci-evm.c
+++ b/sound/soc/davinci/davinci-evm.c
@@ -399,6 +399,7 @@ static struct platform_driver davinci_evm_driver = {
         .driver         = {
                 .name   = "davinci_evm",
                 .owner  = THIS_MODULE,
+                .pm     = &snd_soc_pm_ops,
                 .of_match_table = of_match_ptr(davinci_evm_dt_ids),
         },
 };
diff --git a/sound/soc/davinci/davinci-mcasp.c b/sound/soc/davinci/davinci-mcasp.c
index b7858bfa0295..670afa29e30d 100644
--- a/sound/soc/davinci/davinci-mcasp.c
+++ b/sound/soc/davinci/davinci-mcasp.c
@@ -263,7 +263,9 @@ static int davinci_mcasp_set_dai_fmt(struct snd_soc_dai *cpu_dai,
                                          unsigned int fmt)
 {
         struct davinci_mcasp *mcasp = snd_soc_dai_get_drvdata(cpu_dai);
+        int ret = 0;
 
+        pm_runtime_get_sync(mcasp->dev);
         switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
         case SND_SOC_DAIFMT_DSP_B:
         case SND_SOC_DAIFMT_AC97:
@@ -317,7 +319,8 @@ static int davinci_mcasp_set_dai_fmt(struct snd_soc_dai *cpu_dai,
                 break;
 
         default:
-                return -EINVAL;
+                ret = -EINVAL;
+                goto out;
         }
 
         switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
@@ -354,10 +357,12 @@ static int davinci_mcasp_set_dai_fmt(struct snd_soc_dai *cpu_dai,
                 break;
 
         default:
-                return -EINVAL;
+                ret = -EINVAL;
+                break;
         }
-
-        return 0;
+out:
+        pm_runtime_put_sync(mcasp->dev);
+        return ret;
 }
 
 static int davinci_mcasp_set_clkdiv(struct snd_soc_dai *dai, int div_id, int div)
@@ -448,7 +453,7 @@ static int davinci_config_channel_size(struct davinci_mcasp *mcasp,
         return 0;
 }
 
-static int davinci_hw_common_param(struct davinci_mcasp *mcasp, int stream,
+static int mcasp_common_hw_param(struct davinci_mcasp *mcasp, int stream,
                                     int channels)
 {
         int i;
@@ -524,12 +529,18 @@ static int davinci_hw_common_param(struct davinci_mcasp *mcasp, int stream,
         return 0;
 }
 
-static void davinci_hw_param(struct davinci_mcasp *mcasp, int stream)
+static int mcasp_i2s_hw_param(struct davinci_mcasp *mcasp, int stream)
 {
         int i, active_slots;
         u32 mask = 0;
         u32 busel = 0;
 
+        if ((mcasp->tdm_slots < 2) || (mcasp->tdm_slots > 32)) {
+                dev_err(mcasp->dev, "tdm slot %d not supported\n",
+                        mcasp->tdm_slots);
+                return -EINVAL;
+        }
+
         active_slots = (mcasp->tdm_slots > 31) ? 32 : mcasp->tdm_slots;
         for (i = 0; i < active_slots; i++)
                 mask |= (1 << i);
@@ -539,35 +550,21 @@ static void davinci_hw_param(struct davinci_mcasp *mcasp, int stream)
         if (!mcasp->dat_port)
                 busel = TXSEL;
 
-        if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
-                /* bit stream is MSB first  with no delay */
-                /* DSP_B mode */
-                mcasp_set_reg(mcasp, DAVINCI_MCASP_TXTDM_REG, mask);
-                mcasp_set_bits(mcasp, DAVINCI_MCASP_TXFMT_REG, busel | TXORD);
-
-                if ((mcasp->tdm_slots >= 2) && (mcasp->tdm_slots <= 32))
-                        mcasp_mod_bits(mcasp, DAVINCI_MCASP_TXFMCTL_REG,
-                                       FSXMOD(mcasp->tdm_slots), FSXMOD(0x1FF));
-                else
-                        printk(KERN_ERR "playback tdm slot %d not supported\n",
-                                mcasp->tdm_slots);
-        } else {
-                /* bit stream is MSB first with no delay */
-                /* DSP_B mode */
-                mcasp_set_bits(mcasp, DAVINCI_MCASP_RXFMT_REG, busel | RXORD);
-                mcasp_set_reg(mcasp, DAVINCI_MCASP_RXTDM_REG, mask);
-
-                if ((mcasp->tdm_slots >= 2) && (mcasp->tdm_slots <= 32))
-                        mcasp_mod_bits(mcasp, DAVINCI_MCASP_RXFMCTL_REG,
-                                       FSRMOD(mcasp->tdm_slots), FSRMOD(0x1FF));
-                else
-                        printk(KERN_ERR "capture tdm slot %d not supported\n",
-                                mcasp->tdm_slots);
-        }
+        mcasp_set_reg(mcasp, DAVINCI_MCASP_TXTDM_REG, mask);
+        mcasp_set_bits(mcasp, DAVINCI_MCASP_TXFMT_REG, busel | TXORD);
+        mcasp_mod_bits(mcasp, DAVINCI_MCASP_TXFMCTL_REG,
+                       FSXMOD(mcasp->tdm_slots), FSXMOD(0x1FF));
+
+        mcasp_set_reg(mcasp, DAVINCI_MCASP_RXTDM_REG, mask);
+        mcasp_set_bits(mcasp, DAVINCI_MCASP_RXFMT_REG, busel | RXORD);
+        mcasp_mod_bits(mcasp, DAVINCI_MCASP_RXFMCTL_REG,
+                       FSRMOD(mcasp->tdm_slots), FSRMOD(0x1FF));
+
+        return 0;
 }
 
 /* S/PDIF */
-static void davinci_hw_dit_param(struct davinci_mcasp *mcasp)
+static int mcasp_dit_hw_param(struct davinci_mcasp *mcasp)
 {
         /* Set the TX format : 24 bit right rotation, 32 bit slot, Pad 0
            and LSB first */
@@ -589,6 +586,8 @@ static void davinci_hw_dit_param(struct davinci_mcasp *mcasp)
 
         /* Enable the DIT */
         mcasp_set_bits(mcasp, DAVINCI_MCASP_TXDITCTL_REG, DITEN);
+
+        return 0;
 }
 
 static int davinci_mcasp_hw_params(struct snd_pcm_substream *substream,
@@ -605,13 +604,14 @@ static int davinci_mcasp_hw_params(struct snd_pcm_substream *substream,
         u8 slots = mcasp->tdm_slots;
         u8 active_serializers;
         int channels;
+        int ret;
         struct snd_interval *pcm_channels = hw_param_interval(params,
                                         SNDRV_PCM_HW_PARAM_CHANNELS);
         channels = pcm_channels->min;
 
         active_serializers = (channels + slots - 1) / slots;
 
-        if (davinci_hw_common_param(mcasp, substream->stream, channels) == -EINVAL)
+        if (mcasp_common_hw_param(mcasp, substream->stream, channels) == -EINVAL)
                 return -EINVAL;
         if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
                 fifo_level = mcasp->txnumevt * active_serializers;
@@ -619,9 +619,12 @@ static int davinci_mcasp_hw_params(struct snd_pcm_substream *substream,
                 fifo_level = mcasp->rxnumevt * active_serializers;
 
         if (mcasp->op_mode == DAVINCI_MCASP_DIT_MODE)
-                davinci_hw_dit_param(mcasp);
+                ret = mcasp_dit_hw_param(mcasp);
         else
-                davinci_hw_param(mcasp, substream->stream);
+                ret = mcasp_i2s_hw_param(mcasp, substream->stream);
+
+        if (ret)
+                return ret;
 
         switch (params_format(params)) {
         case SNDRV_PCM_FORMAT_U8:
@@ -678,19 +681,9 @@ static int davinci_mcasp_trigger(struct snd_pcm_substream *substream,
         case SNDRV_PCM_TRIGGER_RESUME:
         case SNDRV_PCM_TRIGGER_START:
         case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
-                ret = pm_runtime_get_sync(mcasp->dev);
-                if (IS_ERR_VALUE(ret))
-                        dev_err(mcasp->dev, "pm_runtime_get_sync() failed\n");
                 davinci_mcasp_start(mcasp, substream->stream);
                 break;
-
         case SNDRV_PCM_TRIGGER_SUSPEND:
-                davinci_mcasp_stop(mcasp, substream->stream);
-                ret = pm_runtime_put_sync(mcasp->dev);
-                if (IS_ERR_VALUE(ret))
-                        dev_err(mcasp->dev, "pm_runtime_put_sync() failed\n");
-                break;
-
         case SNDRV_PCM_TRIGGER_STOP:
         case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
                 davinci_mcasp_stop(mcasp, substream->stream);
diff --git a/sound/soc/fsl/fsl_esai.c b/sound/soc/fsl/fsl_esai.c
index d0c72ed261e7..c84026c99134 100644
--- a/sound/soc/fsl/fsl_esai.c
+++ b/sound/soc/fsl/fsl_esai.c
@@ -326,7 +326,7 @@ static int fsl_esai_set_dai_tdm_slot(struct snd_soc_dai *dai, u32 tx_mask,
         regmap_update_bits(esai_priv->regmap, REG_ESAI_TSMA,
                            ESAI_xSMA_xS_MASK, ESAI_xSMA_xS(tx_mask));
         regmap_update_bits(esai_priv->regmap, REG_ESAI_TSMB,
-                           ESAI_xSMA_xS_MASK, ESAI_xSMB_xS(tx_mask));
+                           ESAI_xSMB_xS_MASK, ESAI_xSMB_xS(tx_mask));
 
         regmap_update_bits(esai_priv->regmap, REG_ESAI_RCCR,
                            ESAI_xCCR_xDC_MASK, ESAI_xCCR_xDC(slots));
@@ -334,7 +334,7 @@ static int fsl_esai_set_dai_tdm_slot(struct snd_soc_dai *dai, u32 tx_mask,
         regmap_update_bits(esai_priv->regmap, REG_ESAI_RSMA,
                            ESAI_xSMA_xS_MASK, ESAI_xSMA_xS(rx_mask));
         regmap_update_bits(esai_priv->regmap, REG_ESAI_RSMB,
-                           ESAI_xSMA_xS_MASK, ESAI_xSMB_xS(rx_mask));
+                           ESAI_xSMB_xS_MASK, ESAI_xSMB_xS(rx_mask));
 
         esai_priv->slot_width = slot_width;
 
diff --git a/sound/soc/fsl/fsl_esai.h b/sound/soc/fsl/fsl_esai.h
index 9c9f957fcae1..75e14033e8d8 100644
--- a/sound/soc/fsl/fsl_esai.h
+++ b/sound/soc/fsl/fsl_esai.h
@@ -322,7 +322,7 @@
 #define ESAI_xSMB_xS_SHIFT      0
 #define ESAI_xSMB_xS_WIDTH      16
 #define ESAI_xSMB_xS_MASK       (((1 << ESAI_xSMB_xS_WIDTH) - 1) << ESAI_xSMB_xS_SHIFT)
-#define ESAI_xSMB_xS(v)         (((v) >> ESAI_xSMA_xS_WIDTH) & ESAI_xSMA_xS_MASK)
+#define ESAI_xSMB_xS(v)         (((v) >> ESAI_xSMA_xS_WIDTH) & ESAI_xSMB_xS_MASK)
 
 /* Port C Direction Register -- REG_ESAI_PRRC 0xF8 */
 #define ESAI_PRRC_PDC_SHIFT     0
diff --git a/sound/soc/fsl/imx-mc13783.c b/sound/soc/fsl/imx-mc13783.c
index 79cee782dbbf..a2fd7321b5a9 100644
--- a/sound/soc/fsl/imx-mc13783.c
+++ b/sound/soc/fsl/imx-mc13783.c
@@ -160,7 +160,6 @@ static struct platform_driver imx_mc13783_audio_driver = {
         .driver = {
                 .name = "imx_mc13783",
                 .owner = THIS_MODULE,
-                .pm = &snd_soc_pm_ops,
         },
         .probe = imx_mc13783_probe,
         .remove = imx_mc13783_remove
diff --git a/sound/soc/fsl/imx-sgtl5000.c b/sound/soc/fsl/imx-sgtl5000.c
index f2beae78969f..1cb22dd034eb 100644
--- a/sound/soc/fsl/imx-sgtl5000.c
+++ b/sound/soc/fsl/imx-sgtl5000.c
@@ -33,8 +33,7 @@ struct imx_sgtl5000_data {
 
 static int imx_sgtl5000_dai_init(struct snd_soc_pcm_runtime *rtd)
 {
-        struct imx_sgtl5000_data *data = container_of(rtd->card,
-                                        struct imx_sgtl5000_data, card);
+        struct imx_sgtl5000_data *data = snd_soc_card_get_drvdata(rtd->card);
         struct device *dev = rtd->card->dev;
         int ret;
 
@@ -159,13 +158,15 @@ static int imx_sgtl5000_probe(struct platform_device *pdev)
         data->card.dapm_widgets = imx_sgtl5000_dapm_widgets;
         data->card.num_dapm_widgets = ARRAY_SIZE(imx_sgtl5000_dapm_widgets);
 
+        platform_set_drvdata(pdev, &data->card);
+        snd_soc_card_set_drvdata(&data->card, data);
+
         ret = devm_snd_soc_register_card(&pdev->dev, &data->card);
         if (ret) {
                 dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n", ret);
                 goto fail;
         }
 
-        platform_set_drvdata(pdev, data);
         of_node_put(ssi_np);
         of_node_put(codec_np);
 
@@ -184,7 +185,8 @@ fail:
 
 static int imx_sgtl5000_remove(struct platform_device *pdev)
 {
-        struct imx_sgtl5000_data *data = platform_get_drvdata(pdev);
+        struct snd_soc_card *card = platform_get_drvdata(pdev);
+        struct imx_sgtl5000_data *data = snd_soc_card_get_drvdata(card);
 
         clk_put(data->codec_clk);
 
diff --git a/sound/soc/fsl/imx-wm8962.c b/sound/soc/fsl/imx-wm8962.c
index 3fd76bc391de..3a3d17ce6ba4 100644
--- a/sound/soc/fsl/imx-wm8962.c
+++ b/sound/soc/fsl/imx-wm8962.c
@@ -71,7 +71,7 @@ static int imx_wm8962_set_bias_level(struct snd_soc_card *card,
 {
         struct snd_soc_dai *codec_dai = card->rtd[0].codec_dai;
         struct imx_priv *priv = &card_priv;
-        struct imx_wm8962_data *data = platform_get_drvdata(priv->pdev);
+        struct imx_wm8962_data *data = snd_soc_card_get_drvdata(card);
         struct device *dev = &priv->pdev->dev;
         unsigned int pll_out;
         int ret;
@@ -137,7 +137,7 @@ static int imx_wm8962_late_probe(struct snd_soc_card *card)
 {
         struct snd_soc_dai *codec_dai = card->rtd[0].codec_dai;
         struct imx_priv *priv = &card_priv;
-        struct imx_wm8962_data *data = platform_get_drvdata(priv->pdev);
+        struct imx_wm8962_data *data = snd_soc_card_get_drvdata(card);
         struct device *dev = &priv->pdev->dev;
         int ret;
 
@@ -264,13 +264,15 @@ static int imx_wm8962_probe(struct platform_device *pdev)
         data->card.late_probe = imx_wm8962_late_probe;
         data->card.set_bias_level = imx_wm8962_set_bias_level;
 
+        platform_set_drvdata(pdev, &data->card);
+        snd_soc_card_set_drvdata(&data->card, data);
+
         ret = devm_snd_soc_register_card(&pdev->dev, &data->card);
         if (ret) {
                 dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n", ret);
                 goto clk_fail;
         }
 
-        platform_set_drvdata(pdev, data);
         of_node_put(ssi_np);
         of_node_put(codec_np);
 
@@ -289,7 +291,8 @@ fail:
 
 static int imx_wm8962_remove(struct platform_device *pdev)
 {
-        struct imx_wm8962_data *data = platform_get_drvdata(pdev);
+        struct snd_soc_card *card = platform_get_drvdata(pdev);
+        struct imx_wm8962_data *data = snd_soc_card_get_drvdata(card);
 
         if (!IS_ERR(data->codec_clk))
                 clk_disable_unprepare(data->codec_clk);
diff --git a/sound/soc/samsung/Kconfig b/sound/soc/samsung/Kconfig
index 454f41cfc828..350757400391 100644
--- a/sound/soc/samsung/Kconfig
+++ b/sound/soc/samsung/Kconfig
@@ -59,7 +59,7 @@ config SND_SOC_SAMSUNG_JIVE_WM8750
         select SND_SOC_WM8750
         select SND_S3C2412_SOC_I2S
         help
-          Sat Y if you want to add support for SoC audio on the Jive.
+          Say Y if you want to add support for SoC audio on the Jive.
 
 config SND_SOC_SAMSUNG_SMDK_WM8580
         tristate "SoC I2S Audio support for WM8580 on SMDK"
@@ -145,11 +145,11 @@ config SND_SOC_SAMSUNG_RX1950_UDA1380
 
 config SND_SOC_SAMSUNG_SMDK_WM9713
         tristate "SoC AC97 Audio support for SMDK with WM9713"
-        depends on SND_SOC_SAMSUNG && (MACH_SMDK6410 || MACH_SMDKC100 || MACH_SMDKV210 || MACH_SMDKC110 || MACH_SMDKV310 || MACH_SMDKC210)
+        depends on SND_SOC_SAMSUNG && (MACH_SMDK6410 || MACH_SMDKC100 || MACH_SMDKV210 || MACH_SMDKC110)
         select SND_SOC_WM9713
         select SND_SAMSUNG_AC97
         help
-          Sat Y if you want to add support for SoC audio on the SMDK.
+          Say Y if you want to add support for SoC audio on the SMDK.
 
 config SND_SOC_SMARTQ
         tristate "SoC I2S Audio support for SmartQ board"
diff --git a/sound/soc/txx9/txx9aclc-ac97.c b/sound/soc/txx9/txx9aclc-ac97.c
index e0305a148568..9edd68db9f48 100644
--- a/sound/soc/txx9/txx9aclc-ac97.c
+++ b/sound/soc/txx9/txx9aclc-ac97.c
@@ -183,14 +183,16 @@ static int txx9aclc_ac97_dev_probe(struct platform_device *pdev)
         irq = platform_get_irq(pdev, 0);
         if (irq < 0)
                 return irq;
+
+        drvdata = devm_kzalloc(&pdev->dev, sizeof(*drvdata), GFP_KERNEL);
+        if (!drvdata)
+                return -ENOMEM;
+
         r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
         drvdata->base = devm_ioremap_resource(&pdev->dev, r);
         if (IS_ERR(drvdata->base))
                 return PTR_ERR(drvdata->base);
 
-        drvdata = devm_kzalloc(&pdev->dev, sizeof(*drvdata), GFP_KERNEL);
-        if (!drvdata)
-                return -ENOMEM;
         platform_set_drvdata(pdev, drvdata);
         drvdata->physbase = r->start;
         if (sizeof(drvdata->physbase) > sizeof(r->start) &&
diff --git a/sound/usb/mixer_maps.c b/sound/usb/mixer_maps.c
index 32af6b741ef5..d1d72ff50347 100644
--- a/sound/usb/mixer_maps.c
+++ b/sound/usb/mixer_maps.c
@@ -328,6 +328,11 @@ static struct usbmix_name_map gamecom780_map[] = {
         {}
 };
 
+static const struct usbmix_name_map kef_x300a_map[] = {
+        { 10, NULL }, /* firmware locks up (?) when we try to access this FU */
+        { 0 }
+};
+
 /*
  * Control map entries
  */
@@ -419,6 +424,10 @@ static struct usbmix_ctl_map usbmix_ctl_maps[] = {
                 .id = USB_ID(0x200c, 0x1018),
                 .map = ebox44_map,
         },
+        {
+                .id = USB_ID(0x27ac, 0x1000),
+                .map = kef_x300a_map,
+        },
         { 0 } /* terminator */
 };
 
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 896f27047ed6..6aa6fb6f7bd9 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -37,6 +37,10 @@
 # define MADV_UNMERGEABLE       13
 #endif
 
+#ifndef EFD_SEMAPHORE
+# define EFD_SEMAPHORE          1
+#endif
+
 struct tp_field {
         int offset;
         union {
@@ -279,6 +283,11 @@ static size_t syscall_arg__scnprintf_strarray(char *bf, size_t size,
 
 #define SCA_STRARRAY syscall_arg__scnprintf_strarray
 
+#if defined(__i386__) || defined(__x86_64__)
+/*
+ * FIXME: Make this available to all arches as soon as the ioctl beautifier
+ *        gets rewritten to support all arches.
+ */
 static size_t syscall_arg__scnprintf_strhexarray(char *bf, size_t size,
                                                  struct syscall_arg *arg)
 {
@@ -286,6 +295,7 @@ static size_t syscall_arg__scnprintf_strhexarray(char *bf, size_t size,
 }
 
 #define SCA_STRHEXARRAY syscall_arg__scnprintf_strhexarray
+#endif /* defined(__i386__) || defined(__x86_64__) */
 
 static size_t syscall_arg__scnprintf_fd(char *bf, size_t size,
                                         struct syscall_arg *arg);
@@ -839,6 +849,10 @@ static size_t syscall_arg__scnprintf_signum(char *bf, size_t size, struct syscal
 
 #define SCA_SIGNUM syscall_arg__scnprintf_signum
 
+#if defined(__i386__) || defined(__x86_64__)
+/*
+ * FIXME: Make this available to all arches.
+ */
 #define TCGETS          0x5401
 
 static const char *tioctls[] = {
@@ -860,6 +874,7 @@ static const char *tioctls[] = {
 };
 
 static DEFINE_STRARRAY_OFFSET(tioctls, 0x5401);
+#endif /* defined(__i386__) || defined(__x86_64__) */
 
 #define STRARRAY(arg, name, array) \
           .arg_scnprintf = { [arg] = SCA_STRARRAY, }, \
@@ -941,9 +956,16 @@ static struct syscall_fmt {
         { .name     = "getrlimit",  .errmsg = true, STRARRAY(0, resource, rlimit_resources), },
         { .name     = "ioctl",      .errmsg = true,
           .arg_scnprintf = { [0] = SCA_FD, /* fd */ 
+#if defined(__i386__) || defined(__x86_64__)
+/*
+ * FIXME: Make this available to all arches.
+ */
                              [1] = SCA_STRHEXARRAY, /* cmd */
                              [2] = SCA_HEX, /* arg */ },
           .arg_parm      = { [1] = &strarray__tioctls, /* cmd */ }, },
+#else
+                             [2] = SCA_HEX, /* arg */ }, },
+#endif
         { .name     = "kill",       .errmsg = true,
           .arg_scnprintf = { [1] = SCA_SIGNUM, /* sig */ }, },
         { .name     = "linkat",     .errmsg = true,
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index d248fca6d7ed..1e15df10a88c 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -1091,12 +1091,12 @@ int is_valid_tracepoint(const char *event_string)
 static bool is_event_supported(u8 type, unsigned config)
 {
         bool ret = true;
+        int open_return;
         struct perf_evsel *evsel;
         struct perf_event_attr attr = {
                 .type = type,
                 .config = config,
                 .disabled = 1,
-                .exclude_kernel = 1,
         };
         struct {
                 struct thread_map map;
@@ -1108,7 +1108,20 @@ static bool is_event_supported(u8 type, unsigned config)
 
         evsel = perf_evsel__new(&attr);
         if (evsel) {
-                ret = perf_evsel__open(evsel, NULL, &tmap.map) >= 0;
+                open_return = perf_evsel__open(evsel, NULL, &tmap.map);
+                ret = open_return >= 0;
+
+                if (open_return == -EACCES) {
+                        /*
+                         * This happens if the paranoid value
+                         * /proc/sys/kernel/perf_event_paranoid is set to 2
+                         * Re-run with exclude_kernel set; we don't do that
+                         * by default as some ARM machines do not support it.
+                         *
+                         */
+                        evsel->attr.exclude_kernel = 1;
+                        ret = perf_evsel__open(evsel, NULL, &tmap.map) >= 0;
+                }
                 perf_evsel__delete(evsel);
         }
 
diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
index a8a9b6cd93a8..d8b048c20cde 100644
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -336,8 +336,8 @@ static int add_exec_to_probe_trace_events(struct probe_trace_event *tevs,
                 return ret;
 
         for (i = 0; i < ntevs && ret >= 0; i++) {
+                /* point.address is the addres of point.symbol + point.offset */
                 offset = tevs[i].point.address - stext;
-                offset += tevs[i].point.offset;
                 tevs[i].point.offset = 0;
                 zfree(&tevs[i].point.symbol);
                 ret = e_snprintf(buf, 32, "0x%lx", offset);
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 0b39a48e5110..5da6ce74c676 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -1008,6 +1008,12 @@ static int perf_session__process_user_event(struct perf_session *session, union
                 if (err == 0)
                         perf_session__set_id_hdr_size(session);
                 return err;
+        case PERF_RECORD_HEADER_EVENT_TYPE:
+                /*
+                 * Depreceated, but we need to handle it for sake
+                 * of old data files create in pipe mode.
+                 */
+                return 0;
         case PERF_RECORD_HEADER_TRACING_DATA:
                 /* setup for reading amidst mmap */
                 lseek(fd, file_offset, SEEK_SET);