Merge branch 'linus_origin' into hotfixes

36 files changed, 772 insertions, 613 deletions

diff --git a/drivers/acpi/blacklist.c b/drivers/acpi/blacklist.c
index 9ce983ed60f0..ea92bac42c53 100644
--- a/drivers/acpi/blacklist.c
+++ b/drivers/acpi/blacklist.c
@@ -186,6 +186,12 @@ static int __init dmi_unknown_osi_linux(const struct dmi_system_id *d)
         acpi_dmi_osi_linux(-1, d);      /* unknown */
         return 0;
 }
+static int __init dmi_disable_osi_vista(const struct dmi_system_id *d)
+{
+        printk(KERN_NOTICE PREFIX "DMI detected: %s\n", d->ident);
+        acpi_osi_setup("!Windows 2006");
+        return 0;
+}
 
 /*
  * Most BIOS that invoke OSI(Linux) do nothing with it.
@@ -228,10 +234,10 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
          * DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 5520"),
          * DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 6460"),
          * DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 7510"),
-         * DMI_MATCH(DMI_PRODUCT_NAME, "Extensa 5220"),
          *
          * _OSI(Linux) is a NOP:
          * DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5315"),
+         * DMI_MATCH(DMI_PRODUCT_NAME, "Extensa 5220"),
          */
         {
         .callback = dmi_disable_osi_linux,
@@ -327,12 +333,20 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
         },
         { /* OSI(Linux) effect unknown */
         .callback = dmi_unknown_osi_linux,
-        .ident = "Dell OP GX620",
+        .ident = "Dell OptiPlex GX620",
         .matches = {
                      DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
                      DMI_MATCH(DMI_PRODUCT_NAME, "OptiPlex GX620"),
                 },
         },
+        { /* OSI(Linux) causes some USB initialization to not run */
+        .callback = dmi_unknown_osi_linux,
+        .ident = "Dell OptiPlex 755",
+        .matches = {
+                     DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+                     DMI_MATCH(DMI_PRODUCT_NAME, "OptiPlex 755"),
+                },
+        },
         { /* OSI(Linux) effect unknown */
         .callback = dmi_unknown_osi_linux,
         .ident = "Dell PE 1900",
@@ -342,6 +356,14 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
                 },
         },
         { /* OSI(Linux) is a NOP */
+        .callback = dmi_unknown_osi_linux,
+        .ident = "Dell PE 1950",
+        .matches = {
+                     DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+                     DMI_MATCH(DMI_PRODUCT_NAME, "PowerEdge 1950"),
+                },
+        },
+        { /* OSI(Linux) is a NOP */
         .callback = dmi_disable_osi_linux,
         .ident = "Dell PE R200",
         .matches = {
@@ -357,6 +379,22 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
                      DMI_MATCH(DMI_PRODUCT_NAME, "Precision WorkStation 390"),
                 },
         },
+        { /* OSI(Linux) touches USB */
+        .callback = dmi_unknown_osi_linux,
+        .ident = "Dell PR 390",
+        .matches = {
+                     DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+                     DMI_MATCH(DMI_PRODUCT_NAME, "Precision WorkStation 690"),
+                },
+        },
+        { /* OSI(Linux) unknown - ASL looks benign, but may effect dock/SMM */
+        .callback = dmi_unknown_osi_linux,
+        .ident = "Dell PR M4300",
+        .matches = {
+                     DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+                     DMI_MATCH(DMI_PRODUCT_NAME, "Precision M4300"),
+                },
+        },
         { /* OSI(Linux) is a NOP */
         .callback = dmi_disable_osi_linux,
         .ident = "Dell Vostro 1000",
@@ -390,10 +428,10 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
          * DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pi 1536"),
          * DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pi 1556"),
          * DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Xi 1546"),
+         * DMI_MATCH(DMI_PRODUCT_NAME, "ESPRIMO Mobile V5505"),
          * _OSI(Linux) unknown effect:
          * DMI_MATCH(DMI_PRODUCT_NAME, "Amilo M1425"),
          * DMI_MATCH(DMI_PRODUCT_NAME, "Amilo Si 1520"),
-         * DMI_MATCH(DMI_PRODUCT_NAME, "ESPRIMO Mobile V5505"),
          */
         {
         .callback = dmi_disable_osi_linux,
@@ -402,6 +440,14 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
                      DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
                 },
         },
+        {
+        .callback = dmi_disable_osi_vista,
+        .ident = "Fujitsu Siemens",
+        .matches = {
+                     DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
+                     DMI_MATCH(DMI_PRODUCT_NAME, "ESPRIMO Mobile V5505"),
+                },
+        },
         /*
          * Disable OSI(Linux) warnings on all "Hewlett-Packard"
          *
@@ -443,10 +489,11 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
          * _OSI(Linux) helps sound
          * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad R61"),
          * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T61"),
+         * _OSI(Linux) has Linux specific hooks
+         * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X61"),
          * _OSI(Linux) is a NOP:
          * DMI_MATCH(DMI_PRODUCT_VERSION, "3000 N100"),
-         * _OSI(Linux) effect unknown
-         * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X61"),
+         * DMI_MATCH(DMI_PRODUCT_VERSION, "LENOVO3000 V100"),
          */
         {
         .callback = dmi_enable_osi_linux,
@@ -465,7 +512,7 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
                 },
         },
         {
-        .callback = dmi_unknown_osi_linux,
+        .callback = dmi_enable_osi_linux,
         .ident = "Lenovo ThinkPad X61",
         .matches = {
                      DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
@@ -473,7 +520,7 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
                 },
         },
         {
-        .callback = dmi_unknown_osi_linux,
+        .callback = dmi_disable_osi_linux,
         .ident = "Lenovo 3000 V100",
         .matches = {
                      DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
@@ -543,8 +590,9 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
          * Disable OSI(Linux) warnings on all "Sony Corporation"
          *
          * _OSI(Linux) is a NOP:
-         * DMI_MATCH(DMI_PRODUCT_NAME, "VGN-SZ650N"),
+         * DMI_MATCH(DMI_PRODUCT_NAME, "VGN-NR11S_S"),
          * DMI_MATCH(DMI_PRODUCT_NAME, "VGN-SZ38GP_C"),
+         * DMI_MATCH(DMI_PRODUCT_NAME, "VGN-SZ650N"),
          * DMI_MATCH(DMI_PRODUCT_NAME, "VGN-TZ21MN_N"),
          * _OSI(Linux) unknown effect:
          * DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ11M"),
diff --git a/drivers/acpi/event.c b/drivers/acpi/event.c
index 5479dc0eeeec..abec1ca94cf4 100644
--- a/drivers/acpi/event.c
+++ b/drivers/acpi/event.c
@@ -110,7 +110,7 @@ static const struct file_operations acpi_system_event_ops = {
 #endif  /* CONFIG_ACPI_PROC_EVENT */
 
 /* ACPI notifier chain */
-BLOCKING_NOTIFIER_HEAD(acpi_chain_head);
+static BLOCKING_NOTIFIER_HEAD(acpi_chain_head);
 
 int acpi_notifier_call_chain(struct acpi_device *dev, u32 type, u32 data)
 {
diff --git a/drivers/acpi/hardware/hwsleep.c b/drivers/acpi/hardware/hwsleep.c
index 058d0be5cbe2..4290e0193097 100644
--- a/drivers/acpi/hardware/hwsleep.c
+++ b/drivers/acpi/hardware/hwsleep.c
@@ -616,6 +616,7 @@ acpi_status acpi_leave_sleep_state(u8 sleep_state)
                 return_ACPI_STATUS(status);
         }
 
+        arg.integer.value = sleep_state;
         status = acpi_evaluate_object(NULL, METHOD_NAME__WAK, &arg_list, NULL);
         if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) {
                 ACPI_EXCEPTION((AE_INFO, status, "During Method _WAK"));
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 15e602377655..8edba7b678eb 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -325,7 +325,7 @@ acpi_os_predefined_override(const struct acpi_predefined_names *init_val,
 }
 
 #ifdef CONFIG_ACPI_CUSTOM_DSDT_INITRD
-struct acpi_table_header *acpi_find_dsdt_initrd(void)
+static struct acpi_table_header *acpi_find_dsdt_initrd(void)
 {
         struct file *firmware_file;
         mm_segment_t oldfs;
@@ -419,7 +419,7 @@ acpi_os_table_override(struct acpi_table_header * existing_table,
 }
 
 #ifdef CONFIG_ACPI_CUSTOM_DSDT_INITRD
-int __init acpi_no_initrd_override_setup(char *s)
+static int __init acpi_no_initrd_override_setup(char *s)
 {
         acpi_no_initrd_override = 1;
         return 1;
@@ -1109,7 +1109,7 @@ void __init acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d)
  * string starting with '!' disables that string
  * otherwise string is added to list, augmenting built-in strings
  */
-static int __init acpi_osi_setup(char *str)
+int __init acpi_osi_setup(char *str)
 {
         if (str == NULL || *str == '\0') {
                 printk(KERN_INFO PREFIX "_OSI method disabled\n");
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 32003fdc91e8..980e1c33e6c5 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -945,11 +945,16 @@ static int acpi_processor_get_power_info_cst(struct acpi_processor *pr)
                                  * Otherwise, ignore this info and continue.
                                  */
                                 cx.entry_method = ACPI_CSTATE_HALT;
+                                snprintf(cx.desc, ACPI_CX_DESC_LEN, "ACPI HLT");
                         } else {
                                 continue;
                         }
+                } else {
+                        snprintf(cx.desc, ACPI_CX_DESC_LEN, "ACPI IOPORT 0x%x",
+                                 cx.address);
                 }
 
+
                 obj = &(element->package.elements[2]);
                 if (obj->type != ACPI_TYPE_INTEGER)
                         continue;
@@ -1420,6 +1425,14 @@ static int acpi_idle_enter_c1(struct cpuidle_device *dev,
                 return 0;
 
         local_irq_disable();
+
+        /* Do not access any ACPI IO ports in suspend path */
+        if (acpi_idle_suspend) {
+                acpi_safe_halt();
+                local_irq_enable();
+                return 0;
+        }
+
         if (pr->flags.bm_check)
                 acpi_idle_update_bm_rld(pr, cx);
 
@@ -1643,6 +1656,11 @@ static int acpi_processor_setup_cpuidle(struct acpi_processor *pr)
                 return -EINVAL;
         }
 
+        for (i = 0; i < CPUIDLE_STATE_MAX; i++) {
+                dev->states[i].name[0] = '\0';
+                dev->states[i].desc[0] = '\0';
+        }
+
         for (i = 1; i < ACPI_PROCESSOR_MAX_POWER && i <= max_cstate; i++) {
                 cx = &pr->power.states[i];
                 state = &dev->states[count];
@@ -1659,6 +1677,7 @@ static int acpi_processor_setup_cpuidle(struct acpi_processor *pr)
                 cpuidle_set_statedata(state, cx);
 
                 snprintf(state->name, CPUIDLE_NAME_LEN, "C%d", i);
+                strncpy(state->desc, cx->desc, CPUIDLE_DESC_LEN);
                 state->exit_latency = cx->latency;
                 state->target_residency = cx->latency * latency_factor;
                 state->power_usage = cx->power;
diff --git a/drivers/block/swim3.c b/drivers/block/swim3.c
index b4e462f154ea..730ccea78e45 100644
--- a/drivers/block/swim3.c
+++ b/drivers/block/swim3.c
@@ -251,10 +251,6 @@ static int floppy_release(struct inode *inode, struct file *filp);
 static int floppy_check_change(struct gendisk *disk);
 static int floppy_revalidate(struct gendisk *disk);
 
-#ifndef CONFIG_PMAC_MEDIABAY
-#define check_media_bay(which, what)    1
-#endif
-
 static void swim3_select(struct floppy_state *fs, int sel)
 {
         struct swim3 __iomem *sw = fs->swim3;
diff --git a/drivers/char/hvc_rtas.c b/drivers/char/hvc_rtas.c
index bb09413d5a21..88590d040046 100644
--- a/drivers/char/hvc_rtas.c
+++ b/drivers/char/hvc_rtas.c
@@ -76,7 +76,7 @@ static struct hv_ops hvc_rtas_get_put_ops = {
         .put_chars = hvc_rtas_write_console,
 };
 
-static int hvc_rtas_init(void)
+static int __init hvc_rtas_init(void)
 {
         struct hvc_struct *hp;
 
diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c
index 60f71e6345e3..d73663a52324 100644
--- a/drivers/cpuidle/cpuidle.c
+++ b/drivers/cpuidle/cpuidle.c
@@ -219,7 +219,8 @@ static void poll_idle_init(struct cpuidle_device *dev)
 
         cpuidle_set_statedata(state, NULL);
 
-        snprintf(state->name, CPUIDLE_NAME_LEN, "C0 (poll idle)");
+        snprintf(state->name, CPUIDLE_NAME_LEN, "C0");
+        snprintf(state->desc, CPUIDLE_DESC_LEN, "CPUIDLE CORE POLL IDLE");
         state->exit_latency = 0;
         state->target_residency = 0;
         state->power_usage = -1;
diff --git a/drivers/cpuidle/sysfs.c b/drivers/cpuidle/sysfs.c
index 088ea74edd34..69102ca05685 100644
--- a/drivers/cpuidle/sysfs.c
+++ b/drivers/cpuidle/sysfs.c
@@ -218,16 +218,23 @@ static ssize_t show_state_##_name(struct cpuidle_state *state, char *buf) \
         return sprintf(buf, "%u\n", state->_name);\
 }
 
-static ssize_t show_state_name(struct cpuidle_state *state, char *buf)
-{
-        return sprintf(buf, "%s\n", state->name);
+#define define_show_state_str_function(_name) \
+static ssize_t show_state_##_name(struct cpuidle_state *state, char *buf) \
+{ \
+        if (state->_name[0] == '\0')\
+                return sprintf(buf, "<null>\n");\
+        return sprintf(buf, "%s\n", state->_name);\
 }
 
 define_show_state_function(exit_latency)
 define_show_state_function(power_usage)
 define_show_state_function(usage)
 define_show_state_function(time)
+define_show_state_str_function(name)
+define_show_state_str_function(desc)
+
 define_one_state_ro(name, show_state_name);
+define_one_state_ro(desc, show_state_desc);
 define_one_state_ro(latency, show_state_exit_latency);
 define_one_state_ro(power, show_state_power_usage);
 define_one_state_ro(usage, show_state_usage);
@@ -235,6 +242,7 @@ define_one_state_ro(time, show_state_time);
 
 static struct attribute *cpuidle_state_default_attrs[] = {
         &attr_name.attr,
+        &attr_desc.attr,
         &attr_latency.attr,
         &attr_power.attr,
         &attr_usage.attr,
diff --git a/drivers/hid/hid-input-quirks.c b/drivers/hid/hid-input-quirks.c
index a870ba58faa3..dceadd0c1419 100644
--- a/drivers/hid/hid-input-quirks.c
+++ b/drivers/hid/hid-input-quirks.c
@@ -352,7 +352,7 @@ int hidinput_mapping_quirks(struct hid_usage *usage,
         return 0;
 }
 
-void hidinput_event_quirks(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value)
+int hidinput_event_quirks(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value)
 {
         struct input_dev *input;
 
@@ -362,34 +362,34 @@ void hidinput_event_quirks(struct hid_device *hid, struct hid_field *field, stru
                 || ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007))) {
                 if (value) hid->quirks |=  HID_QUIRK_2WHEEL_MOUSE_HACK_ON;
                 else       hid->quirks &= ~HID_QUIRK_2WHEEL_MOUSE_HACK_ON;
-                return;
+                return 1;
         }
 
         if ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_B8) &&
                         (usage->type == EV_REL) &&
                         (usage->code == REL_WHEEL)) {
                 hid->delayed_value = value;
-                return;
+                return 1;
         }
 
         if ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_B8) &&
                         (usage->hid == 0x000100b8)) {
                 input_event(input, EV_REL, value ? REL_HWHEEL : REL_WHEEL, hid->delayed_value);
-                return;
+                return 1;
         }
 
         if ((hid->quirks & HID_QUIRK_INVERT_HWHEEL) && (usage->code == REL_HWHEEL)) {
                 input_event(input, usage->type, usage->code, -value);
-                return;
+                return 1;
         }
 
         if ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_ON) && (usage->code == REL_WHEEL)) {
                 input_event(input, usage->type, REL_HWHEEL, value);
-                return;
+                return 1;
         }
 
         if ((hid->quirks & HID_QUIRK_APPLE_HAS_FN) && hidinput_apple_event(hid, input, usage, value))
-                return;
+                return 1;
 
         /* Handling MS keyboards special buttons */
         if (hid->quirks & HID_QUIRK_MICROSOFT_KEYS && 
@@ -416,8 +416,9 @@ void hidinput_event_quirks(struct hid_device *hid, struct hid_field *field, stru
         if (hid->quirks & HID_QUIRK_HWHEEL_WHEEL_INVERT &&
                         usage->type == EV_REL && usage->code == REL_HWHEEL) {
                 input_event(input, usage->type, REL_WHEEL, -value);
-                return;
+                return 1;
         }
+        return 0;
 }
 
 
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index 5325d98b4328..5a38fb27d69f 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -97,6 +97,7 @@ struct hidinput_key_translation {
 #define APPLE_FLAG_FKEY 0x01
 
 static struct hidinput_key_translation apple_fn_keys[] = {
+        { KEY_BACKSPACE, KEY_DELETE },
         { KEY_F1,       KEY_BRIGHTNESSDOWN,     APPLE_FLAG_FKEY },
         { KEY_F2,       KEY_BRIGHTNESSUP,       APPLE_FLAG_FKEY },
         { KEY_F3,       KEY_CYCLEWINDOWS,       APPLE_FLAG_FKEY }, /* Exposé */
@@ -109,6 +110,10 @@ static struct hidinput_key_translation apple_fn_keys[] = {
         { KEY_F10,      KEY_MUTE,               APPLE_FLAG_FKEY },
         { KEY_F11,      KEY_VOLUMEDOWN,         APPLE_FLAG_FKEY },
         { KEY_F12,      KEY_VOLUMEUP,           APPLE_FLAG_FKEY },
+        { KEY_UP,       KEY_PAGEUP },
+        { KEY_DOWN,     KEY_PAGEDOWN },
+        { KEY_LEFT,     KEY_HOME },
+        { KEY_RIGHT,    KEY_END },
         { }
 };
 
@@ -854,7 +859,8 @@ void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct
                 return;
 
         /* handle input events for quirky devices */
-        hidinput_event_quirks(hid, field, usage, value);
+        if (hidinput_event_quirks(hid, field, usage, value))
+                return;
 
         if (usage->hat_min < usage->hat_max || usage->hat_dir) {
                 int hat_dir = usage->hat_dir;
diff --git a/drivers/hid/usbhid/hid-quirks.c b/drivers/hid/usbhid/hid-quirks.c
index b77b61e0cd7b..e6d05f6b1c1c 100644
--- a/drivers/hid/usbhid/hid-quirks.c
+++ b/drivers/hid/usbhid/hid-quirks.c
@@ -66,6 +66,12 @@
 #define USB_DEVICE_ID_APPLE_ALU_ANSI    0x0220
 #define USB_DEVICE_ID_APPLE_ALU_ISO     0x0221
 #define USB_DEVICE_ID_APPLE_ALU_JIS     0x0222
+#define USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI    0x0229
+#define USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO     0x022a
+#define USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS     0x022b
+#define USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI  0x022c
+#define USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO   0x022d
+#define USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS   0x022e
 #define USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY    0x030a
 #define USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY     0x030b
 #define USB_DEVICE_ID_APPLE_IRCONTROL4  0x8242
@@ -193,6 +199,17 @@
 #define USB_DEVICE_ID_GTCO_502          0x0502
 #define USB_DEVICE_ID_GTCO_503          0x0503
 #define USB_DEVICE_ID_GTCO_504          0x0504
+#define USB_DEVICE_ID_GTCO_600          0x0600
+#define USB_DEVICE_ID_GTCO_601          0x0601
+#define USB_DEVICE_ID_GTCO_602          0x0602
+#define USB_DEVICE_ID_GTCO_603          0x0603
+#define USB_DEVICE_ID_GTCO_604          0x0604
+#define USB_DEVICE_ID_GTCO_605          0x0605
+#define USB_DEVICE_ID_GTCO_606          0x0606
+#define USB_DEVICE_ID_GTCO_607          0x0607
+#define USB_DEVICE_ID_GTCO_608          0x0608
+#define USB_DEVICE_ID_GTCO_609          0x0609
+#define USB_DEVICE_ID_GTCO_609          0x0609
 #define USB_DEVICE_ID_GTCO_1000         0x1000
 #define USB_DEVICE_ID_GTCO_1001         0x1001
 #define USB_DEVICE_ID_GTCO_1002         0x1002
@@ -200,7 +217,7 @@
 #define USB_DEVICE_ID_GTCO_1004         0x1004
 #define USB_DEVICE_ID_GTCO_1005         0x1005
 #define USB_DEVICE_ID_GTCO_1006         0x1006
-
+#define USB_DEVICE_ID_GTCO_1007         0x1007
 #define USB_VENDOR_ID_HAPP              0x078b
 #define USB_DEVICE_ID_UGCI_DRIVING      0x0010
 #define USB_DEVICE_ID_UGCI_FLYING       0x0020
@@ -368,6 +385,7 @@
 #define USB_DEVICE_ID_VERNIER_GOTEMP    0x0002
 #define USB_DEVICE_ID_VERNIER_SKIP      0x0003
 #define USB_DEVICE_ID_VERNIER_CYCLOPS   0x0004
+#define USB_DEVICE_ID_VERNIER_LCSPEC    0x0006
 
 #define USB_VENDOR_ID_WACOM             0x056a
 
@@ -496,6 +514,16 @@ static const struct hid_blacklist {
         { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_502, HID_QUIRK_IGNORE },
         { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_503, HID_QUIRK_IGNORE },
         { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_504, HID_QUIRK_IGNORE },
+        { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_600, HID_QUIRK_IGNORE },
+        { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_601, HID_QUIRK_IGNORE },
+        { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_602, HID_QUIRK_IGNORE },
+        { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_603, HID_QUIRK_IGNORE },
+        { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_604, HID_QUIRK_IGNORE },
+        { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_605, HID_QUIRK_IGNORE },
+        { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_606, HID_QUIRK_IGNORE },
+        { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_607, HID_QUIRK_IGNORE },
+        { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_608, HID_QUIRK_IGNORE },
+        { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_609, HID_QUIRK_IGNORE },
         { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1000, HID_QUIRK_IGNORE },
         { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1001, HID_QUIRK_IGNORE },
         { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1002, HID_QUIRK_IGNORE },
@@ -503,6 +531,7 @@ static const struct hid_blacklist {
         { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1004, HID_QUIRK_IGNORE },
         { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1005, HID_QUIRK_IGNORE },
         { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1006, HID_QUIRK_IGNORE },
+        { USB_VENDOR_ID_GTCO, USB_DEVICE_ID_GTCO_1007, HID_QUIRK_IGNORE },
         { USB_VENDOR_ID_IMATION, USB_DEVICE_ID_DISC_STAKKA, HID_QUIRK_IGNORE },
         { USB_VENDOR_ID_KBGEAR, USB_DEVICE_ID_KBGEAR_JAMSTUDIO, HID_QUIRK_IGNORE },
         { USB_VENDOR_ID_LD, USB_DEVICE_ID_LD_CASSY, HID_QUIRK_IGNORE },
@@ -541,6 +570,7 @@ static const struct hid_blacklist {
         { USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_GOTEMP, HID_QUIRK_IGNORE },
         { USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_SKIP, HID_QUIRK_IGNORE },
         { USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_CYCLOPS, HID_QUIRK_IGNORE },
+        { USB_VENDOR_ID_VERNIER, USB_DEVICE_ID_VERNIER_LCSPEC, HID_QUIRK_IGNORE },
         { USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_4_PHIDGETSERVO_20, HID_QUIRK_IGNORE },
         { USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_1_PHIDGETSERVO_20, HID_QUIRK_IGNORE },
         { USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_8_8_4_IF_KIT, HID_QUIRK_IGNORE },
@@ -593,6 +623,12 @@ static const struct hid_blacklist {
         { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ANSI, HID_QUIRK_APPLE_HAS_FN },
         { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_ISO, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_APPLE_ISO_KEYBOARD },
         { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_JIS, HID_QUIRK_APPLE_HAS_FN },
+        { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ANSI, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
+        { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_ISO, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE | HID_QUIRK_APPLE_ISO_KEYBOARD },
+        { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_HF_JIS, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
+        { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ANSI, HID_QUIRK_APPLE_HAS_FN },
+        { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_ISO, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_APPLE_ISO_KEYBOARD },
+        { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS, HID_QUIRK_APPLE_HAS_FN },
         { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
         { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY, HID_QUIRK_APPLE_HAS_FN | HID_QUIRK_IGNORE_MOUSE },
 
diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 638b727d42e0..b10ade92efed 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -3587,8 +3587,6 @@ static void cm_release_port_obj(struct kobject *obj)
 {
         struct cm_port *cm_port;
 
-        printk(KERN_ERR "free cm port\n");
-
         cm_port = container_of(obj, struct cm_port, port_obj);
         kfree(cm_port);
 }
@@ -3601,8 +3599,6 @@ static void cm_release_dev_obj(struct kobject *obj)
 {
         struct cm_device *cm_dev;
 
-        printk(KERN_ERR "free cm dev\n");
-
         cm_dev = container_of(obj, struct cm_device, dev_obj);
         kfree(cm_dev);
 }
@@ -3616,18 +3612,12 @@ struct class cm_class = {
 };
 EXPORT_SYMBOL(cm_class);
 
-static void cm_remove_fs_obj(struct kobject *obj)
-{
-        kobject_put(obj->parent);
-        kobject_put(obj);
-}
-
 static int cm_create_port_fs(struct cm_port *port)
 {
         int i, ret;
 
         ret = kobject_init_and_add(&port->port_obj, &cm_port_obj_type,
-                                   kobject_get(&port->cm_dev->dev_obj),
+                                   &port->cm_dev->dev_obj,
                                    "%d", port->port_num);
         if (ret) {
                 kfree(port);
@@ -3637,7 +3627,7 @@ static int cm_create_port_fs(struct cm_port *port)
         for (i = 0; i < CM_COUNTER_GROUPS; i++) {
                 ret = kobject_init_and_add(&port->counter_group[i].obj,
                                            &cm_counter_obj_type,
-                                           kobject_get(&port->port_obj),
+                                           &port->port_obj,
                                            "%s", counter_group_names[i]);
                 if (ret)
                         goto error;
@@ -3647,8 +3637,8 @@ static int cm_create_port_fs(struct cm_port *port)
 
 error:
         while (i--)
-                cm_remove_fs_obj(&port->counter_group[i].obj);
-        cm_remove_fs_obj(&port->port_obj);
+                kobject_put(&port->counter_group[i].obj);
+        kobject_put(&port->port_obj);
         return ret;
 
 }
@@ -3658,9 +3648,9 @@ static void cm_remove_port_fs(struct cm_port *port)
         int i;
 
         for (i = 0; i < CM_COUNTER_GROUPS; i++)
-                cm_remove_fs_obj(&port->counter_group[i].obj);
+                kobject_put(&port->counter_group[i].obj);
 
-        cm_remove_fs_obj(&port->port_obj);
+        kobject_put(&port->port_obj);
 }
 
 static void cm_add_one(struct ib_device *device)
@@ -3744,7 +3734,7 @@ error1:
                 ib_unregister_mad_agent(port->mad_agent);
                 cm_remove_port_fs(port);
         }
-        cm_remove_fs_obj(&cm_dev->dev_obj);
+        kobject_put(&cm_dev->dev_obj);
 }
 
 static void cm_remove_one(struct ib_device *device)
@@ -3771,7 +3761,7 @@ static void cm_remove_one(struct ib_device *device)
                 ib_unregister_mad_agent(port->mad_agent);
                 cm_remove_port_fs(port);
         }
-        cm_remove_fs_obj(&cm_dev->dev_obj);
+        kobject_put(&cm_dev->dev_obj);
 }
 
 static int __init ib_cm_init(void)
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index 1eff1b2c0e08..34507daaf9b6 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -1107,7 +1107,6 @@ static int cma_req_handler(struct ib_cm_id *cm_id, struct ib_cm_event *ib_event)
                 event.param.ud.private_data_len =
                                 IB_CM_SIDR_REQ_PRIVATE_DATA_SIZE - offset;
         } else {
-                ib_send_cm_mra(cm_id, CMA_CM_MRA_SETTING, NULL, 0);
                 conn_id = cma_new_conn_id(&listen_id->id, ib_event);
                 cma_set_req_event_data(&event, &ib_event->param.req_rcvd,
                                        ib_event->private_data, offset);
@@ -1130,6 +1129,15 @@ static int cma_req_handler(struct ib_cm_id *cm_id, struct ib_cm_event *ib_event)
 
         ret = conn_id->id.event_handler(&conn_id->id, &event);
         if (!ret) {
+                /*
+                 * Acquire mutex to prevent user executing rdma_destroy_id()
+                 * while we're accessing the cm_id.
+                 */
+                mutex_lock(&lock);
+                if (cma_comp(conn_id, CMA_CONNECT) &&
+                    !cma_is_ud_ps(conn_id->id.ps))
+                        ib_send_cm_mra(cm_id, CMA_CM_MRA_SETTING, NULL, 0);
+                mutex_unlock(&lock);
                 cma_enable_remove(conn_id);
                 goto out;
         }
diff --git a/drivers/infiniband/hw/cxgb3/iwch_cm.c b/drivers/infiniband/hw/cxgb3/iwch_cm.c
index e9a08fa3dffe..320f2b6ddee6 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_cm.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_cm.c
@@ -35,6 +35,7 @@
 #include <linux/skbuff.h>
 #include <linux/timer.h>
 #include <linux/notifier.h>
+#include <linux/inetdevice.h>
 
 #include <net/neighbour.h>
 #include <net/netevent.h>
@@ -1784,6 +1785,17 @@ err:
         return err;
 }
 
+static int is_loopback_dst(struct iw_cm_id *cm_id)
+{
+        struct net_device *dev;
+
+        dev = ip_dev_find(&init_net, cm_id->remote_addr.sin_addr.s_addr);
+        if (!dev)
+                return 0;
+        dev_put(dev);
+        return 1;
+}
+
 int iwch_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
 {
         int err = 0;
@@ -1791,6 +1803,11 @@ int iwch_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
         struct iwch_ep *ep;
         struct rtable *rt;
 
+        if (is_loopback_dst(cm_id)) {
+                err = -ENOSYS;
+                goto out;
+        }
+
         ep = alloc_ep(sizeof(*ep), GFP_KERNEL);
         if (!ep) {
                 printk(KERN_ERR MOD "%s - cannot alloc ep.\n", __FUNCTION__);
diff --git a/drivers/infiniband/hw/mlx4/mr.c b/drivers/infiniband/hw/mlx4/mr.c
index 7dc91a3e712d..fe2c2e94a5f8 100644
--- a/drivers/infiniband/hw/mlx4/mr.c
+++ b/drivers/infiniband/hw/mlx4/mr.c
@@ -199,7 +199,7 @@ struct ib_fmr *mlx4_ib_fmr_alloc(struct ib_pd *pd, int acc,
         if (err)
                 goto err_free;
 
-        err = mlx4_mr_enable(to_mdev(pd->device)->dev, &fmr->mfmr.mr);
+        err = mlx4_fmr_enable(to_mdev(pd->device)->dev, &fmr->mfmr);
         if (err)
                 goto err_mr;
 
diff --git a/drivers/infiniband/hw/mthca/mthca_cq.c b/drivers/infiniband/hw/mthca/mthca_cq.c
index 6bd9f1393349..1e1e336d3ef9 100644
--- a/drivers/infiniband/hw/mthca/mthca_cq.c
+++ b/drivers/infiniband/hw/mthca/mthca_cq.c
@@ -473,7 +473,7 @@ static void handle_error_cqe(struct mthca_dev *dev, struct mthca_cq *cq,
         if (!(new_wqe & cpu_to_be32(0x3f)) || (!cqe->db_cnt && dbd))
                 return;
 
-        cqe->db_cnt   = cpu_to_be16(be16_to_cpu(cqe->db_cnt) - dbd);
+        be16_add_cpu(&cqe->db_cnt, -dbd);
         cqe->wqe      = new_wqe;
         cqe->syndrome = SYNDROME_WR_FLUSH_ERR;
 
diff --git a/drivers/infiniband/hw/mthca/mthca_memfree.c b/drivers/infiniband/hw/mthca/mthca_memfree.c
index 1f4d27d7c16d..252db0822f6c 100644
--- a/drivers/infiniband/hw/mthca/mthca_memfree.c
+++ b/drivers/infiniband/hw/mthca/mthca_memfree.c
@@ -542,6 +542,7 @@ struct mthca_user_db_table *mthca_init_user_db_tab(struct mthca_dev *dev)
         for (i = 0; i < npages; ++i) {
                 db_tab->page[i].refcount = 0;
                 db_tab->page[i].uvirt    = 0;
+                sg_init_table(&db_tab->page[i].mem, 1);
         }
 
         return db_tab;
diff --git a/drivers/infiniband/ulp/ipoib/ipoib.h b/drivers/infiniband/ulp/ipoib/ipoib.h
index f9b7caa54143..054fab8e27a0 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib.h
+++ b/drivers/infiniband/ulp/ipoib/ipoib.h
@@ -209,7 +209,6 @@ struct ipoib_cm_tx {
         unsigned             tx_tail;
         unsigned long        flags;
         u32                  mtu;
-        struct ib_wc         ibwc[IPOIB_NUM_WC];
 };
 
 struct ipoib_cm_rx_buf {
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ib.c b/drivers/infiniband/ulp/ipoib/ipoib_ib.c
index 9d3e778dc56d..08c4396cf418 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_ib.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_ib.c
@@ -780,6 +780,7 @@ static void __ipoib_ib_dev_flush(struct ipoib_dev_priv *priv, int pkey_event)
                 if (ib_find_pkey(priv->ca, priv->port, priv->pkey, &new_index)) {
                         clear_bit(IPOIB_PKEY_ASSIGNED, &priv->flags);
                         ipoib_ib_dev_down(dev, 0);
+                        ipoib_ib_dev_stop(dev, 0);
                         ipoib_pkey_dev_delay_open(dev);
                         return;
                 }
diff --git a/drivers/macintosh/mediabay.c b/drivers/macintosh/mediabay.c
index 936788272a5f..51a112815f46 100644
--- a/drivers/macintosh/mediabay.c
+++ b/drivers/macintosh/mediabay.c
@@ -416,7 +416,6 @@ static void poll_media_bay(struct media_bay_info* bay)
         }
 }
 
-#ifdef CONFIG_MAC_FLOPPY
 int check_media_bay(struct device_node *which_bay, int what)
 {
         int     i;
@@ -431,7 +430,6 @@ int check_media_bay(struct device_node *which_bay, int what)
         return -ENODEV;
 }
 EXPORT_SYMBOL(check_media_bay);
-#endif /* CONFIG_MAC_FLOPPY */
 
 #ifdef CONFIG_BLK_DEV_IDE_PMAC
 int check_media_bay_by_base(unsigned long base, int what)
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index a0585fb6da94..7aeceedcf7d4 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -206,16 +206,10 @@ static void bitmap_checkfree(struct bitmap *bitmap, unsigned long page)
 /* copy the pathname of a file to a buffer */
 char *file_path(struct file *file, char *buf, int count)
 {
-        struct dentry *d;
-        struct vfsmount *v;
-
         if (!buf)
                 return NULL;
 
-        d = file->f_path.dentry;
-        v = file->f_path.mnt;
-
-        buf = d_path(d, v, buf, count);
+        buf = d_path(&file->f_path, buf, count);
 
         return IS_ERR(buf) ? NULL : buf;
 }
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c
index f16062982383..e75b1437b58b 100644
--- a/drivers/md/dm-table.c
+++ b/drivers/md/dm-table.c
@@ -361,7 +361,7 @@ static int lookup_device(const char *path, dev_t *dev)
         if ((r = path_lookup(path, LOOKUP_FOLLOW, &nd)))
                 return r;
 
-        inode = nd.dentry->d_inode;
+        inode = nd.path.dentry->d_inode;
         if (!inode) {
                 r = -ENOENT;
                 goto out;
@@ -375,7 +375,7 @@ static int lookup_device(const char *path, dev_t *dev)
         *dev = inode->i_rdev;
 
  out:
-        path_release(&nd);
+        path_put(&nd.path);
         return r;
 }
 
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 5fc326d3970e..7da6ec244e15 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -5197,8 +5197,7 @@ static int md_seq_show(struct seq_file *seq, void *v)
                                 chunk_kb ? "KB" : "B");
                         if (bitmap->file) {
                                 seq_printf(seq, ", file: ");
-                                seq_path(seq, bitmap->file->f_path.mnt,
-                                         bitmap->file->f_path.dentry," \t\n");
+                                seq_path(seq, &bitmap->file->f_path, " \t\n");
                         }
 
                         seq_printf(seq, "\n");
diff --git a/drivers/misc/thinkpad_acpi.c b/drivers/misc/thinkpad_acpi.c
index 7ba1acad5402..e2c7edd206a6 100644
--- a/drivers/misc/thinkpad_acpi.c
+++ b/drivers/misc/thinkpad_acpi.c
@@ -1689,7 +1689,7 @@ static ssize_t hotkey_wakeup_reason_show(struct device *dev,
 static struct device_attribute dev_attr_hotkey_wakeup_reason =
         __ATTR(wakeup_reason, S_IRUGO, hotkey_wakeup_reason_show, NULL);
 
-void hotkey_wakeup_reason_notify_change(void)
+static void hotkey_wakeup_reason_notify_change(void)
 {
         if (tp_features.hotkey_mask)
                 sysfs_notify(&tpacpi_pdev->dev.kobj, NULL,
@@ -1708,7 +1708,7 @@ static struct device_attribute dev_attr_hotkey_wakeup_hotunplug_complete =
         __ATTR(wakeup_hotunplug_complete, S_IRUGO,
                hotkey_wakeup_hotunplug_complete_show, NULL);
 
-void hotkey_wakeup_hotunplug_complete_notify_change(void)
+static void hotkey_wakeup_hotunplug_complete_notify_change(void)
 {
         if (tp_features.hotkey_mask)
                 sysfs_notify(&tpacpi_pdev->dev.kobj, NULL,
diff --git a/drivers/mtd/mtdsuper.c b/drivers/mtd/mtdsuper.c
index 9b430f20b640..28cc6787a800 100644
--- a/drivers/mtd/mtdsuper.c
+++ b/drivers/mtd/mtdsuper.c
@@ -184,26 +184,26 @@ int get_sb_mtd(struct file_system_type *fs_type, int flags,
         ret = path_lookup(dev_name, LOOKUP_FOLLOW, &nd);
 
         DEBUG(1, "MTDSB: path_lookup() returned %d, inode %p\n",
-              ret, nd.dentry ? nd.dentry->d_inode : NULL);
+              ret, nd.path.dentry ? nd.path.dentry->d_inode : NULL);
 
         if (ret)
                 return ret;
 
         ret = -EINVAL;
 
-        if (!S_ISBLK(nd.dentry->d_inode->i_mode))
+        if (!S_ISBLK(nd.path.dentry->d_inode->i_mode))
                 goto out;
 
-        if (nd.mnt->mnt_flags & MNT_NODEV) {
+        if (nd.path.mnt->mnt_flags & MNT_NODEV) {
                 ret = -EACCES;
                 goto out;
         }
 
-        if (imajor(nd.dentry->d_inode) != MTD_BLOCK_MAJOR)
+        if (imajor(nd.path.dentry->d_inode) != MTD_BLOCK_MAJOR)
                 goto not_an_MTD_device;
 
-        mtdnr = iminor(nd.dentry->d_inode);
-        path_release(&nd);
+        mtdnr = iminor(nd.path.dentry->d_inode);
+        path_put(&nd.path);
 
         return get_sb_mtd_nr(fs_type, flags, dev_name, data, mtdnr, fill_super,
                              mnt);
@@ -214,7 +214,7 @@ not_an_MTD_device:
                        "MTD: Attempt to mount non-MTD device \"%s\"\n",
                        dev_name);
 out:
-        path_release(&nd);
+        path_put(&nd.path);
         return ret;
 
 }
diff --git a/drivers/net/mlx4/mr.c b/drivers/net/mlx4/mr.c
index 679dfdb6807f..79b317b88c86 100644
--- a/drivers/net/mlx4/mr.c
+++ b/drivers/net/mlx4/mr.c
@@ -578,13 +578,6 @@ int mlx4_fmr_alloc(struct mlx4_dev *dev, u32 pd, u32 access, int max_pages,
                 goto err_free;
         }
 
-        fmr->mpt = mlx4_table_find(&priv->mr_table.dmpt_table,
-                                    key_to_hw_index(fmr->mr.key), NULL);
-        if (!fmr->mpt) {
-                err = -ENOMEM;
-                goto err_free;
-        }
-
         return 0;
 
 err_free:
@@ -595,7 +588,19 @@ EXPORT_SYMBOL_GPL(mlx4_fmr_alloc);
 
 int mlx4_fmr_enable(struct mlx4_dev *dev, struct mlx4_fmr *fmr)
 {
-        return mlx4_mr_enable(dev, &fmr->mr);
+        struct mlx4_priv *priv = mlx4_priv(dev);
+        int err;
+
+        err = mlx4_mr_enable(dev, &fmr->mr);
+        if (err)
+                return err;
+
+        fmr->mpt = mlx4_table_find(&priv->mr_table.dmpt_table,
+                                    key_to_hw_index(fmr->mr.key), NULL);
+        if (!fmr->mpt)
+                return -ENOMEM;
+
+        return 0;
 }
 EXPORT_SYMBOL_GPL(mlx4_fmr_enable);
 
diff --git a/drivers/oprofile/buffer_sync.c b/drivers/oprofile/buffer_sync.c
index 8134c7e198a5..b07ba2a14119 100644
--- a/drivers/oprofile/buffer_sync.c
+++ b/drivers/oprofile/buffer_sync.c
@@ -187,23 +187,22 @@ void sync_stop(void)
         end_sync();
 }
 
- 
+
 /* Optimisation. We can manage without taking the dcookie sem
  * because we cannot reach this code without at least one
  * dcookie user still being registered (namely, the reader
  * of the event buffer). */
-static inline unsigned long fast_get_dcookie(struct dentry * dentry,
-        struct vfsmount * vfsmnt)
+static inline unsigned long fast_get_dcookie(struct path *path)
 {
         unsigned long cookie;
- 
-        if (dentry->d_cookie)
-                return (unsigned long)dentry;
-        get_dcookie(dentry, vfsmnt, &cookie);
+
+        if (path->dentry->d_cookie)
+                return (unsigned long)path->dentry;
+        get_dcookie(path, &cookie);
         return cookie;
 }
 
- 
+
 /* Look up the dcookie for the task's first VM_EXECUTABLE mapping,
  * which corresponds loosely to "application name". This is
  * not strictly necessary but allows oprofile to associate
@@ -222,8 +221,7 @@ static unsigned long get_exec_dcookie(struct mm_struct * mm)
                         continue;
                 if (!(vma->vm_flags & VM_EXECUTABLE))
                         continue;
-                cookie = fast_get_dcookie(vma->vm_file->f_path.dentry,
-                        vma->vm_file->f_path.mnt);
+                cookie = fast_get_dcookie(&vma->vm_file->f_path);
                 break;
         }
 
@@ -248,8 +246,7 @@ static unsigned long lookup_dcookie(struct mm_struct * mm, unsigned long addr, o
                         continue;
 
                 if (vma->vm_file) {
-                        cookie = fast_get_dcookie(vma->vm_file->f_path.dentry,
-                                vma->vm_file->f_path.mnt);
+                        cookie = fast_get_dcookie(&vma->vm_file->f_path);
                         *offset = (vma->vm_pgoff << PAGE_SHIFT) + addr -
                                 vma->vm_start;
                 } else {
diff --git a/drivers/pnp/pnpacpi/core.c b/drivers/pnp/pnpacpi/core.c
index 662b4c279cfc..c283a9a70d83 100644
--- a/drivers/pnp/pnpacpi/core.c
+++ b/drivers/pnp/pnpacpi/core.c
@@ -36,7 +36,7 @@ static int num = 0;
  * have irqs (PIC, Timer) because we call acpi_register_gsi.
  * Finally, only devices that have a CRS method need to be in this list.
  */
-static struct __initdata acpi_device_id excluded_id_list[] = {
+static struct acpi_device_id excluded_id_list[] __initdata = {
         {"PNP0C09", 0},         /* EC */
         {"PNP0C0F", 0},         /* Link device */
         {"PNP0000", 0},         /* PIC */
diff --git a/drivers/pnp/pnpbios/core.c b/drivers/pnp/pnpbios/core.c
index f7e67197a568..a8a51500e1e9 100644
--- a/drivers/pnp/pnpbios/core.c
+++ b/drivers/pnp/pnpbios/core.c
@@ -105,8 +105,6 @@ static int pnp_dock_event(int dock, struct pnp_docking_station_info *info)
         char *argv[3], **envp, *buf, *scratch;
         int i = 0, value;
 
-        if (!current->fs->root)
-                return -EAGAIN;
         if (!(envp = kcalloc(20, sizeof(char *), GFP_KERNEL)))
                 return -ENOMEM;
         if (!(buf = kzalloc(256, GFP_KERNEL))) {
diff --git a/drivers/ps3/ps3-lpm.c b/drivers/ps3/ps3-lpm.c
index 4c066545d176..6c9592ce4996 100644
--- a/drivers/ps3/ps3-lpm.c
+++ b/drivers/ps3/ps3-lpm.c
@@ -76,7 +76,6 @@
  *
  * @pm_control: Shadow of the processor's pm_control register.
  * @pm_start_stop: Shadow of the processor's pm_start_stop register.
- * @pm_interval: Shadow of the processor's pm_interval register.
  * @group_control: Shadow of the processor's group_control register.
  * @debug_bus_control: Shadow of the processor's debug_bus_control register.
  *
@@ -91,7 +90,6 @@
 struct ps3_lpm_shadow_regs {
         u64 pm_control;
         u64 pm_start_stop;
-        u64 pm_interval;
         u64 group_control;
         u64 debug_bus_control;
 };
@@ -181,9 +179,9 @@ void ps3_set_bookmark(u64 bookmark)
          * includes cycles before the call.
          */
 
-        asm volatile("or 29, 29, 29;"); /* db10cyc */
+        asm volatile("nop;nop;nop;nop;nop;nop;nop;nop;nop;");
         mtspr(SPRN_BKMK, bookmark);
-        asm volatile("or 29, 29, 29;"); /* db10cyc */
+        asm volatile("nop;nop;nop;nop;nop;nop;nop;nop;nop;");
 }
 EXPORT_SYMBOL_GPL(ps3_set_bookmark);
 
@@ -408,7 +406,14 @@ u32 ps3_read_pm(u32 cpu, enum pm_reg_name reg)
         case pm_start_stop:
                 return lpm_priv->shadow.pm_start_stop;
         case pm_interval:
-                return lpm_priv->shadow.pm_interval;
+                result = lv1_set_lpm_interval(lpm_priv->lpm_id, 0, 0, &val);
+                if (result) {
+                        val = 0;
+                        dev_dbg(sbd_core(), "%s:%u: lv1 set_inteval failed: "
+                                "reg %u, %s\n", __func__, __LINE__, reg,
+                                ps3_result(result));
+                }
+                return (u32)val;
         case group_control:
                 return lpm_priv->shadow.group_control;
         case debug_bus_control:
@@ -475,10 +480,8 @@ void ps3_write_pm(u32 cpu, enum pm_reg_name reg, u32 val)
                 lpm_priv->shadow.pm_control = val;
                 break;
         case pm_interval:
-                if (val != lpm_priv->shadow.pm_interval)
-                        result = lv1_set_lpm_interval(lpm_priv->lpm_id, val,
-                                                   PS3_WRITE_PM_MASK, &dummy);
-                lpm_priv->shadow.pm_interval = val;
+                result = lv1_set_lpm_interval(lpm_priv->lpm_id, val,
+                                              PS3_WRITE_PM_MASK, &dummy);
                 break;
         case pm_start_stop:
                 if (val != lpm_priv->shadow.pm_start_stop)
@@ -1140,7 +1143,6 @@ int ps3_lpm_open(enum ps3_lpm_tb_type tb_type, void *tb_cache,
 
         lpm_priv->shadow.pm_control = PS3_LPM_SHADOW_REG_INIT;
         lpm_priv->shadow.pm_start_stop = PS3_LPM_SHADOW_REG_INIT;
-        lpm_priv->shadow.pm_interval = PS3_LPM_SHADOW_REG_INIT;
         lpm_priv->shadow.group_control = PS3_LPM_SHADOW_REG_INIT;
         lpm_priv->shadow.debug_bus_control = PS3_LPM_SHADOW_REG_INIT;
 
diff --git a/drivers/ps3/ps3-sys-manager.c b/drivers/ps3/ps3-sys-manager.c
index c3c3aba3ffce..d4f6f960dd18 100644
--- a/drivers/ps3/ps3-sys-manager.c
+++ b/drivers/ps3/ps3-sys-manager.c
@@ -28,10 +28,6 @@
 
 #include "vuart.h"
 
-MODULE_AUTHOR("Sony Corporation");
-MODULE_LICENSE("GPL v2");
-MODULE_DESCRIPTION("PS3 System Manager");
-
 /**
  * ps3_sys_manager - PS3 system manager driver.
  *
@@ -142,9 +138,11 @@ enum ps3_sys_manager_attr {
 
 /**
  * enum ps3_sys_manager_event - External event type, reported by system manager.
- * @PS3_SM_EVENT_POWER_PRESSED: payload.value not used.
+ * @PS3_SM_EVENT_POWER_PRESSED: payload.value =
+ *  enum ps3_sys_manager_button_event.
  * @PS3_SM_EVENT_POWER_RELEASED: payload.value = time pressed in millisec.
- * @PS3_SM_EVENT_RESET_PRESSED: payload.value not used.
+ * @PS3_SM_EVENT_RESET_PRESSED: payload.value =
+ *  enum ps3_sys_manager_button_event.
  * @PS3_SM_EVENT_RESET_RELEASED: payload.value = time pressed in millisec.
  * @PS3_SM_EVENT_THERMAL_ALERT: payload.value = thermal zone id.
  * @PS3_SM_EVENT_THERMAL_CLEARED: payload.value = thermal zone id.
@@ -162,6 +160,17 @@ enum ps3_sys_manager_event {
 };
 
 /**
+ * enum ps3_sys_manager_button_event - Button event payload values.
+ * @PS3_SM_BUTTON_EVENT_HARD: Hardware generated event.
+ * @PS3_SM_BUTTON_EVENT_SOFT: Software generated event.
+ */
+
+enum ps3_sys_manager_button_event {
+        PS3_SM_BUTTON_EVENT_HARD = 0,
+        PS3_SM_BUTTON_EVENT_SOFT = 1,
+};
+
+/**
  * enum ps3_sys_manager_next_op - Operation to perform after lpar is destroyed.
  */
 
@@ -181,7 +190,9 @@ enum ps3_sys_manager_next_op {
  * @PS3_SM_WAKE_P_O_R: Power on reset.
  *
  * Additional wakeup sources when specifying PS3_SM_NEXT_OP_SYS_SHUTDOWN.
- * System will always wake from the PS3_SM_WAKE_DEFAULT sources.
+ * The system will always wake from the PS3_SM_WAKE_DEFAULT sources.
+ * Sources listed here are the only ones available to guests in the
+ * other-os lpar.
  */
 
 enum ps3_sys_manager_wake_source {
@@ -189,7 +200,7 @@ enum ps3_sys_manager_wake_source {
         PS3_SM_WAKE_DEFAULT   = 0,
         PS3_SM_WAKE_RTC       = 0x00000040,
         PS3_SM_WAKE_RTC_ERROR = 0x00000080,
-        PS3_SM_WAKE_P_O_R     = 0x10000000,
+        PS3_SM_WAKE_P_O_R     = 0x80000000,
 };
 
 /**
@@ -418,8 +429,10 @@ static int ps3_sys_manager_handle_event(struct ps3_system_bus_device *dev)
 
         switch (event.type) {
         case PS3_SM_EVENT_POWER_PRESSED:
-                dev_dbg(&dev->core, "%s:%d: POWER_PRESSED\n",
-                        __func__, __LINE__);
+                dev_dbg(&dev->core, "%s:%d: POWER_PRESSED (%s)\n",
+                        __func__, __LINE__,
+                        (event.value == PS3_SM_BUTTON_EVENT_SOFT ? "soft"
+                        : "hard"));
                 ps3_sm_force_power_off = 1;
                 /*
                  * A memory barrier is use here to sync memory since
@@ -434,8 +447,10 @@ static int ps3_sys_manager_handle_event(struct ps3_system_bus_device *dev)
                         __func__, __LINE__, event.value);
                 break;
         case PS3_SM_EVENT_RESET_PRESSED:
-                dev_dbg(&dev->core, "%s:%d: RESET_PRESSED\n",
-                        __func__, __LINE__);
+                dev_dbg(&dev->core, "%s:%d: RESET_PRESSED (%s)\n",
+                        __func__, __LINE__,
+                        (event.value == PS3_SM_BUTTON_EVENT_SOFT ? "soft"
+                        : "hard"));
                 ps3_sm_force_power_off = 0;
                 /*
                  * A memory barrier is use here to sync memory since
@@ -622,7 +637,7 @@ static void ps3_sys_manager_final_restart(struct ps3_system_bus_device *dev)
         ps3_vuart_cancel_async(dev);
 
         ps3_sys_manager_send_attr(dev, 0);
-        ps3_sys_manager_send_next_op(dev, PS3_SM_NEXT_OP_LPAR_REBOOT,
+        ps3_sys_manager_send_next_op(dev, PS3_SM_NEXT_OP_SYS_REBOOT,
                 PS3_SM_WAKE_DEFAULT);
         ps3_sys_manager_send_request_shutdown(dev);
 
@@ -699,4 +714,7 @@ static int __init ps3_sys_manager_init(void)
 module_init(ps3_sys_manager_init);
 /* Module remove not supported. */
 
+MODULE_AUTHOR("Sony Corporation");
+MODULE_LICENSE("GPL v2");
+MODULE_DESCRIPTION("PS3 System Manager");
 MODULE_ALIAS(PS3_MODULE_ALIAS_SYSTEM_MANAGER);
diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c
index ddf639144538..9ce12cb2cebc 100644
--- a/drivers/serial/sh-sci.c
+++ b/drivers/serial/sh-sci.c
@@ -393,7 +393,7 @@ static void sci_init_pins_scif(struct uart_port *port, unsigned int cflag)
         if (cflag & CRTSCTS) {
                 fcr_val |= SCFCR_MCE;
         } else {
-#ifdef CONFIG_CPU_SUBTYPE_SH7343
+#if defined(CONFIG_CPU_SUBTYPE_SH7343) || defined(CONFIG_CPU_SUBTYPE_SH7366)
                 /* Nothing */
 #elif defined(CONFIG_CPU_SUBTYPE_SH7763) || \
       defined(CONFIG_CPU_SUBTYPE_SH7780) || \
diff --git a/drivers/serial/sh-sci.h b/drivers/serial/sh-sci.h
index f5764ebcfe07..01a9dd715f5d 100644
--- a/drivers/serial/sh-sci.h
+++ b/drivers/serial/sh-sci.h
@@ -97,13 +97,18 @@
 # define SCSCR_INIT(port)       0x0038  /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */
 # define SCIF_ONLY
 # define PORT_PSCR              0xA405011E
+#elif defined(CONFIG_CPU_SUBTYPE_SH7366)
+# define SCPDR0                 0xA405013E      /* 16 bit SCIF0 PSDR */
+# define SCSPTR0                SCPDR0
+# define SCIF_ORER              0x0001  /* overrun error bit */
+# define SCSCR_INIT(port)       0x0038  /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */
+# define SCIF_ONLY
 #elif defined(CONFIG_CPU_SUBTYPE_SH4_202)
 # define SCSPTR2 0xffe80020 /* 16 bit SCIF */
 # define SCIF_ORER 0x0001   /* overrun error bit */
 # define SCSCR_INIT(port) 0x38 /* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */
 # define SCIF_ONLY
 #elif defined(CONFIG_CPU_SUBTYPE_SH5_101) || defined(CONFIG_CPU_SUBTYPE_SH5_103)
-# include <asm/hardware.h>
 # define SCIF_BASE_ADDR    0x01030000
 # define SCIF_ADDR_SH5     PHYS_PERIPHERAL_BLOCK+SCIF_BASE_ADDR
 # define SCIF_PTR2_OFFS    0x0000020
@@ -577,7 +582,7 @@ static inline int sci_rxd_in(struct uart_port *port)
                 return ctrl_inw(SCSPTR3) & 0x0001 ? 1 : 0; /* SCIF */
         return 1;
 }
-#elif defined(CONFIG_CPU_SUBTYPE_SH7722)
+#elif defined(CONFIG_CPU_SUBTYPE_SH7722) || defined(CONFIG_CPU_SUBTYPE_SH7366)
 static inline int sci_rxd_in(struct uart_port *port)
 {
         if (port->mapbase == 0xffe00000)
diff --git a/drivers/sh/maple/maple.c b/drivers/sh/maple/maple.c
index e52a6296ca46..9cfcfd8dad5e 100644
--- a/drivers/sh/maple/maple.c
+++ b/drivers/sh/maple/maple.c
@@ -31,6 +31,7 @@
 #include <asm/mach/dma.h>
 #include <asm/mach/sysasic.h>
 #include <asm/mach/maple.h>
+#include <linux/delay.h>
 
 MODULE_AUTHOR("Yaegshi Takeshi, Paul Mundt, M.R. Brown, Adrian McMenamin");
 MODULE_DESCRIPTION("Maple bus driver for Dreamcast");
@@ -53,12 +54,12 @@ static struct device maple_bus;
 static int subdevice_map[MAPLE_PORTS];
 static unsigned long *maple_sendbuf, *maple_sendptr, *maple_lastptr;
 static unsigned long maple_pnp_time;
-static int started, scanning, liststatus;
+static int started, scanning, liststatus, realscan;
 static struct kmem_cache *maple_queue_cache;
 
 struct maple_device_specify {
-       int port;
-       int unit;
+        int port;
+        int unit;
 };
 
 /**
@@ -68,22 +69,22 @@ struct maple_device_specify {
  */
 int maple_driver_register(struct device_driver *drv)
 {
-       if (!drv)
-               return -EINVAL;
-       drv->bus = &maple_bus_type;
-       return driver_register(drv);
+        if (!drv)
+                return -EINVAL;
+        drv->bus = &maple_bus_type;
+        return driver_register(drv);
 }
 EXPORT_SYMBOL_GPL(maple_driver_register);
 
 /* set hardware registers to enable next round of dma */
 static void maplebus_dma_reset(void)
 {
-       ctrl_outl(MAPLE_MAGIC, MAPLE_RESET);
-       /* set trig type to 0 for software trigger, 1 for hardware (VBLANK) */
-       ctrl_outl(1, MAPLE_TRIGTYPE);
-       ctrl_outl(MAPLE_2MBPS | MAPLE_TIMEOUT(50000), MAPLE_SPEED);
-       ctrl_outl(PHYSADDR(maple_sendbuf), MAPLE_DMAADDR);
-       ctrl_outl(1, MAPLE_ENABLE);
+        ctrl_outl(MAPLE_MAGIC, MAPLE_RESET);
+        /* set trig type to 0 for software trigger, 1 for hardware (VBLANK) */
+        ctrl_outl(1, MAPLE_TRIGTYPE);
+        ctrl_outl(MAPLE_2MBPS | MAPLE_TIMEOUT(50000), MAPLE_SPEED);
+        ctrl_outl(PHYSADDR(maple_sendbuf), MAPLE_DMAADDR);
+        ctrl_outl(1, MAPLE_ENABLE);
 }
 
 /**
@@ -94,27 +95,36 @@ static void maplebus_dma_reset(void)
  * @function: the function code for the device
  */
 void maple_getcond_callback(struct maple_device *dev,
-                           void (*callback) (struct mapleq * mq),
-                           unsigned long interval, unsigned long function)
+                        void (*callback) (struct mapleq *mq),
+                        unsigned long interval, unsigned long function)
 {
-       dev->callback = callback;
-       dev->interval = interval;
-       dev->function = cpu_to_be32(function);
-       dev->when = jiffies;
+        dev->callback = callback;
+        dev->interval = interval;
+        dev->function = cpu_to_be32(function);
+        dev->when = jiffies;
 }
 EXPORT_SYMBOL_GPL(maple_getcond_callback);
 
 static int maple_dma_done(void)
 {
-       return (ctrl_inl(MAPLE_STATE) & 1) == 0;
+        return (ctrl_inl(MAPLE_STATE) & 1) == 0;
 }
 
 static void maple_release_device(struct device *dev)
 {
-       if (dev->type) {
-               kfree(dev->type->name);
-               kfree(dev->type);
-       }
+        struct maple_device *mdev;
+        struct mapleq *mq;
+        if (!dev)
+                return;
+        mdev = to_maple_dev(dev);
+        mq = mdev->mq;
+        if (mq) {
+                if (mq->recvbufdcsp)
+                        kmem_cache_free(maple_queue_cache, mq->recvbufdcsp);
+                kfree(mq);
+                mq = NULL;
+        }
+        kfree(mdev);
 }
 
 /**
@@ -123,60 +133,64 @@ static void maple_release_device(struct device *dev)
  */
 void maple_add_packet(struct mapleq *mq)
 {
-       mutex_lock(&maple_list_lock);
-       list_add(&mq->list, &maple_waitq);
-       mutex_unlock(&maple_list_lock);
+        mutex_lock(&maple_list_lock);
+        list_add(&mq->list, &maple_waitq);
+        mutex_unlock(&maple_list_lock);
 }
 EXPORT_SYMBOL_GPL(maple_add_packet);
 
-static struct mapleq *maple_allocq(struct maple_device *dev)
+static struct mapleq *maple_allocq(struct maple_device *mdev)
 {
-       struct mapleq *mq;
+        struct mapleq *mq;
 
-       mq = kmalloc(sizeof(*mq), GFP_KERNEL);
-       if (!mq)
-               return NULL;
+        mq = kmalloc(sizeof(*mq), GFP_KERNEL);
+        if (!mq)
+                return NULL;
 
-       mq->dev = dev;
-       mq->recvbufdcsp = kmem_cache_zalloc(maple_queue_cache, GFP_KERNEL);
-       mq->recvbuf = (void *) P2SEGADDR(mq->recvbufdcsp);
-       if (!mq->recvbuf) {
-               kfree(mq);
-               return NULL;
-       }
+        mq->dev = mdev;
+        mq->recvbufdcsp = kmem_cache_zalloc(maple_queue_cache, GFP_KERNEL);
+        mq->recvbuf = (void *) P2SEGADDR(mq->recvbufdcsp);
+        if (!mq->recvbuf) {
+                kfree(mq);
+                return NULL;
+        }
 
-       return mq;
+        return mq;
 }
 
 static struct maple_device *maple_alloc_dev(int port, int unit)
 {
-       struct maple_device *dev;
-
-       dev = kzalloc(sizeof(*dev), GFP_KERNEL);
-       if (!dev)
-               return NULL;
-
-       dev->port = port;
-       dev->unit = unit;
-       dev->mq = maple_allocq(dev);
-
-       if (!dev->mq) {
-               kfree(dev);
-               return NULL;
-       }
-
-       return dev;
+        struct maple_device *mdev;
+
+        mdev = kzalloc(sizeof(*mdev), GFP_KERNEL);
+        if (!mdev)
+                return NULL;
+
+        mdev->port = port;
+        mdev->unit = unit;
+        mdev->mq = maple_allocq(mdev);
+
+        if (!mdev->mq) {
+                kfree(mdev);
+                return NULL;
+        }
+        mdev->dev.bus = &maple_bus_type;
+        mdev->dev.parent = &maple_bus;
+        mdev->function = 0;
+        return mdev;
 }
 
 static void maple_free_dev(struct maple_device *mdev)
 {
-       if (!mdev)
-               return;
-       if (mdev->mq) {
-               kmem_cache_free(maple_queue_cache, mdev->mq->recvbufdcsp);
-               kfree(mdev->mq);
-       }
-       kfree(mdev);
+        if (!mdev)
+                return;
+        if (mdev->mq) {
+                if (mdev->mq->recvbufdcsp)
+                        kmem_cache_free(maple_queue_cache,
+                                mdev->mq->recvbufdcsp);
+                kfree(mdev->mq);
+        }
+        kfree(mdev);
 }
 
 /* process the command queue into a maple command block
@@ -184,153 +198,162 @@ static void maple_free_dev(struct maple_device *mdev)
  */
 static void maple_build_block(struct mapleq *mq)
 {
-       int port, unit, from, to, len;
-       unsigned long *lsendbuf = mq->sendbuf;
+        int port, unit, from, to, len;
+        unsigned long *lsendbuf = mq->sendbuf;
 
-       port = mq->dev->port & 3;
-       unit = mq->dev->unit;
-       len = mq->length;
-       from = port << 6;
-       to = (port << 6) | (unit > 0 ? (1 << (unit - 1)) & 0x1f : 0x20);
+        port = mq->dev->port & 3;
+        unit = mq->dev->unit;
+        len = mq->length;
+        from = port << 6;
+        to = (port << 6) | (unit > 0 ? (1 << (unit - 1)) & 0x1f : 0x20);
 
-       *maple_lastptr &= 0x7fffffff;
-       maple_lastptr = maple_sendptr;
+        *maple_lastptr &= 0x7fffffff;
+        maple_lastptr = maple_sendptr;
 
-       *maple_sendptr++ = (port << 16) | len | 0x80000000;
-       *maple_sendptr++ = PHYSADDR(mq->recvbuf);
-       *maple_sendptr++ =
-           mq->command | (to << 8) | (from << 16) | (len << 24);
+        *maple_sendptr++ = (port << 16) | len | 0x80000000;
+        *maple_sendptr++ = PHYSADDR(mq->recvbuf);
+        *maple_sendptr++ =
+            mq->command | (to << 8) | (from << 16) | (len << 24);
 
-       while (len-- > 0)
-               *maple_sendptr++ = *lsendbuf++;
+        while (len-- > 0)
+                *maple_sendptr++ = *lsendbuf++;
 }
 
 /* build up command queue */
 static void maple_send(void)
 {
-       int i;
-       int maple_packets;
-       struct mapleq *mq, *nmq;
-
-       if (!list_empty(&maple_sentq))
-               return;
-       if (list_empty(&maple_waitq) || !maple_dma_done())
-               return;
-       maple_packets = 0;
-       maple_sendptr = maple_lastptr = maple_sendbuf;
-       list_for_each_entry_safe(mq, nmq, &maple_waitq, list) {
-               maple_build_block(mq);
-               list_move(&mq->list, &maple_sentq);
-               if (maple_packets++ > MAPLE_MAXPACKETS)
-                       break;
-       }
-       if (maple_packets > 0) {
-               for (i = 0; i < (1 << MAPLE_DMA_PAGES); i++)
-                       dma_cache_sync(0, maple_sendbuf + i * PAGE_SIZE,
-                                      PAGE_SIZE, DMA_BIDIRECTIONAL);
-       }
+        int i;
+        int maple_packets;
+        struct mapleq *mq, *nmq;
+
+        if (!list_empty(&maple_sentq))
+                return;
+        if (list_empty(&maple_waitq) || !maple_dma_done())
+                return;
+        maple_packets = 0;
+        maple_sendptr = maple_lastptr = maple_sendbuf;
+        list_for_each_entry_safe(mq, nmq, &maple_waitq, list) {
+                maple_build_block(mq);
+                list_move(&mq->list, &maple_sentq);
+                if (maple_packets++ > MAPLE_MAXPACKETS)
+                        break;
+        }
+        if (maple_packets > 0) {
+                for (i = 0; i < (1 << MAPLE_DMA_PAGES); i++)
+                        dma_cache_sync(0, maple_sendbuf + i * PAGE_SIZE,
+                                       PAGE_SIZE, DMA_BIDIRECTIONAL);
+        }
 }
 
 static int attach_matching_maple_driver(struct device_driver *driver,
-                                       void *devptr)
+                                        void *devptr)
 {
-       struct maple_driver *maple_drv;
-       struct maple_device *mdev;
-
-       mdev = devptr;
-       maple_drv = to_maple_driver(driver);
-       if (mdev->devinfo.function & be32_to_cpu(maple_drv->function)) {
-               if (maple_drv->connect(mdev) == 0) {
-                       mdev->driver = maple_drv;
-                       return 1;
-               }
-       }
-       return 0;
+        struct maple_driver *maple_drv;
+        struct maple_device *mdev;
+
+        mdev = devptr;
+        maple_drv = to_maple_driver(driver);
+        if (mdev->devinfo.function & be32_to_cpu(maple_drv->function)) {
+                if (maple_drv->connect(mdev) == 0) {
+                        mdev->driver = maple_drv;
+                        return 1;
+                }
+        }
+        return 0;
 }
 
 static void maple_detach_driver(struct maple_device *mdev)
 {
-       if (!mdev)
-               return;
-       if (mdev->driver) {
-               if (mdev->driver->disconnect)
-                       mdev->driver->disconnect(mdev);
-       }
-       mdev->driver = NULL;
-       if (mdev->registered) {
-               maple_release_device(&mdev->dev);
-               device_unregister(&mdev->dev);
-       }
-       mdev->registered = 0;
-       maple_free_dev(mdev);
+        if (!mdev)
+                return;
+        if (mdev->driver) {
+                if (mdev->driver->disconnect)
+                        mdev->driver->disconnect(mdev);
+        }
+        mdev->driver = NULL;
+        device_unregister(&mdev->dev);
+        mdev = NULL;
 }
 
 /* process initial MAPLE_COMMAND_DEVINFO for each device or port */
-static void maple_attach_driver(struct maple_device *dev)
+static void maple_attach_driver(struct maple_device *mdev)
 {
-       char *p;
-
-       char *recvbuf;
-       unsigned long function;
-       int matched, retval;
-
-       recvbuf = dev->mq->recvbuf;
-       memcpy(&dev->devinfo, recvbuf + 4, sizeof(dev->devinfo));
-       memcpy(dev->product_name, dev->devinfo.product_name, 30);
-       memcpy(dev->product_licence, dev->devinfo.product_licence, 60);
-       dev->product_name[30] = '\0';
-       dev->product_licence[60] = '\0';
-
-       for (p = dev->product_name + 29; dev->product_name <= p; p--)
-               if (*p == ' ')
-                       *p = '\0';
-               else
-                       break;
-
-       for (p = dev->product_licence + 59; dev->product_licence <= p; p--)
-               if (*p == ' ')
-                       *p = '\0';
-               else
-                       break;
-
-       function = be32_to_cpu(dev->devinfo.function);
-
-       if (function > 0x200) {
-               /* Do this silently - as not a real device */
-               function = 0;
-               dev->driver = &maple_dummy_driver;
-               sprintf(dev->dev.bus_id, "%d:0.port", dev->port);
-       } else {
-               printk(KERN_INFO
-                      "Maple bus at (%d, %d): Connected function 0x%lX\n",
-                      dev->port, dev->unit, function);
-
-               matched =
-                   bus_for_each_drv(&maple_bus_type, NULL, dev,
-                                    attach_matching_maple_driver);
-
-               if (matched == 0) {
-                       /* Driver does not exist yet */
-                       printk(KERN_INFO
-                              "No maple driver found for this device\n");
-                       dev->driver = &maple_dummy_driver;
-               }
-
-               sprintf(dev->dev.bus_id, "%d:0%d.%lX", dev->port,
-                       dev->unit, function);
-       }
-       dev->function = function;
-       dev->dev.bus = &maple_bus_type;
-       dev->dev.parent = &maple_bus;
-       dev->dev.release = &maple_release_device;
-       retval = device_register(&dev->dev);
-       if (retval) {
-               printk(KERN_INFO
-                      "Maple bus: Attempt to register device (%x, %x) failed.\n",
-                      dev->port, dev->unit);
-               maple_free_dev(dev);
-       }
-       dev->registered = 1;
+        char *p, *recvbuf;
+        unsigned long function;
+        int matched, retval;
+
+        recvbuf = mdev->mq->recvbuf;
+        /* copy the data as individual elements in
+        * case of memory optimisation */
+        memcpy(&mdev->devinfo.function, recvbuf + 4, 4);
+        memcpy(&mdev->devinfo.function_data[0], recvbuf + 8, 12);
+        memcpy(&mdev->devinfo.area_code, recvbuf + 20, 1);
+        memcpy(&mdev->devinfo.connector_direction, recvbuf + 21, 1);
+        memcpy(&mdev->devinfo.product_name[0], recvbuf + 22, 30);
+        memcpy(&mdev->devinfo.product_licence[0], recvbuf + 52, 60);
+        memcpy(&mdev->devinfo.standby_power, recvbuf + 112, 2);
+        memcpy(&mdev->devinfo.max_power, recvbuf + 114, 2);
+        memcpy(mdev->product_name, mdev->devinfo.product_name, 30);
+        mdev->product_name[30] = '\0';
+        memcpy(mdev->product_licence, mdev->devinfo.product_licence, 60);
+        mdev->product_licence[60] = '\0';
+
+        for (p = mdev->product_name + 29; mdev->product_name <= p; p--)
+                if (*p == ' ')
+                        *p = '\0';
+                else
+                        break;
+        for (p = mdev->product_licence + 59; mdev->product_licence <= p; p--)
+                if (*p == ' ')
+                        *p = '\0';
+                else
+                        break;
+
+        if (realscan) {
+                printk(KERN_INFO "Maple device detected: %s\n",
+                        mdev->product_name);
+                printk(KERN_INFO "Maple device: %s\n", mdev->product_licence);
+        }
+
+        function = be32_to_cpu(mdev->devinfo.function);
+
+        if (function > 0x200) {
+                /* Do this silently - as not a real device */
+                function = 0;
+                mdev->driver = &maple_dummy_driver;
+                sprintf(mdev->dev.bus_id, "%d:0.port", mdev->port);
+        } else {
+                if (realscan)
+                        printk(KERN_INFO
+                                "Maple bus at (%d, %d): Function 0x%lX\n",
+                                mdev->port, mdev->unit, function);
+
+                matched =
+                    bus_for_each_drv(&maple_bus_type, NULL, mdev,
+                                     attach_matching_maple_driver);
+
+                if (matched == 0) {
+                        /* Driver does not exist yet */
+                        if (realscan)
+                                printk(KERN_INFO
+                                        "No maple driver found.\n");
+                        mdev->driver = &maple_dummy_driver;
+                }
+                sprintf(mdev->dev.bus_id, "%d:0%d.%lX", mdev->port,
+                        mdev->unit, function);
+        }
+        mdev->function = function;
+        mdev->dev.release = &maple_release_device;
+        retval = device_register(&mdev->dev);
+        if (retval) {
+                printk(KERN_INFO
+                "Maple bus: Attempt to register device"
+                " (%x, %x) failed.\n",
+                mdev->port, mdev->unit);
+                maple_free_dev(mdev);
+                mdev = NULL;
+                return;
+        }
 }
 
 /*
@@ -340,270 +363,262 @@ static void maple_attach_driver(struct maple_device *dev)
  */
 static int detach_maple_device(struct device *device, void *portptr)
 {
-       struct maple_device_specify *ds;
-       struct maple_device *mdev;
-
-       ds = portptr;
-       mdev = to_maple_dev(device);
-       if (mdev->port == ds->port && mdev->unit == ds->unit)
-               return 1;
-       return 0;
+        struct maple_device_specify *ds;
+        struct maple_device *mdev;
+
+        ds = portptr;
+        mdev = to_maple_dev(device);
+        if (mdev->port == ds->port && mdev->unit == ds->unit)
+                return 1;
+        return 0;
 }
 
 static int setup_maple_commands(struct device *device, void *ignored)
 {
-       struct maple_device *maple_dev = to_maple_dev(device);
-
-       if ((maple_dev->interval > 0)
-           && time_after(jiffies, maple_dev->when)) {
-               maple_dev->when = jiffies + maple_dev->interval;
-               maple_dev->mq->command = MAPLE_COMMAND_GETCOND;
-               maple_dev->mq->sendbuf = &maple_dev->function;
-               maple_dev->mq->length = 1;
-               maple_add_packet(maple_dev->mq);
-               liststatus++;
-       } else {
-               if (time_after(jiffies, maple_pnp_time)) {
-                       maple_dev->mq->command = MAPLE_COMMAND_DEVINFO;
-                       maple_dev->mq->length = 0;
-                       maple_add_packet(maple_dev->mq);
-                       liststatus++;
-               }
-       }
-
-       return 0;
+        struct maple_device *maple_dev = to_maple_dev(device);
+
+        if ((maple_dev->interval > 0)
+            && time_after(jiffies, maple_dev->when)) {
+                maple_dev->when = jiffies + maple_dev->interval;
+                maple_dev->mq->command = MAPLE_COMMAND_GETCOND;
+                maple_dev->mq->sendbuf = &maple_dev->function;
+                maple_dev->mq->length = 1;
+                maple_add_packet(maple_dev->mq);
+                liststatus++;
+        } else {
+                if (time_after(jiffies, maple_pnp_time)) {
+                        maple_dev->mq->command = MAPLE_COMMAND_DEVINFO;
+                        maple_dev->mq->length = 0;
+                        maple_add_packet(maple_dev->mq);
+                        liststatus++;
+                }
+        }
+
+        return 0;
 }
 
 /* VBLANK bottom half - implemented via workqueue */
 static void maple_vblank_handler(struct work_struct *work)
 {
-       if (!maple_dma_done())
-               return;
-       if (!list_empty(&maple_sentq))
-               return;
-       ctrl_outl(0, MAPLE_ENABLE);
-       liststatus = 0;
-       bus_for_each_dev(&maple_bus_type, NULL, NULL,
-                        setup_maple_commands);
-       if (time_after(jiffies, maple_pnp_time))
-               maple_pnp_time = jiffies + MAPLE_PNP_INTERVAL;
-       if (liststatus && list_empty(&maple_sentq)) {
-               INIT_LIST_HEAD(&maple_sentq);
-               maple_send();
-       }
-       maplebus_dma_reset();
+        if (!maple_dma_done())
+                return;
+        if (!list_empty(&maple_sentq))
+                return;
+        ctrl_outl(0, MAPLE_ENABLE);
+        liststatus = 0;
+        bus_for_each_dev(&maple_bus_type, NULL, NULL,
+                         setup_maple_commands);
+        if (time_after(jiffies, maple_pnp_time))
+                maple_pnp_time = jiffies + MAPLE_PNP_INTERVAL;
+        if (liststatus && list_empty(&maple_sentq)) {
+                INIT_LIST_HEAD(&maple_sentq);
+                maple_send();
+        }
+        maplebus_dma_reset();
 }
 
 /* handle devices added via hotplugs - placing them on queue for DEVINFO*/
 static void maple_map_subunits(struct maple_device *mdev, int submask)
 {
-       int retval, k, devcheck;
-       struct maple_device *mdev_add;
-       struct maple_device_specify ds;
-
-       for (k = 0; k < 5; k++) {
-               ds.port = mdev->port;
-               ds.unit = k + 1;
-               retval =
-                   bus_for_each_dev(&maple_bus_type, NULL, &ds,
-                                    detach_maple_device);
-               if (retval) {
-                       submask = submask >> 1;
-                       continue;
-               }
-               devcheck = submask & 0x01;
-               if (devcheck) {
-                       mdev_add = maple_alloc_dev(mdev->port, k + 1);
-                       if (!mdev_add)
-                               return;
-                       mdev_add->mq->command = MAPLE_COMMAND_DEVINFO;
-                       mdev_add->mq->length = 0;
-                       maple_add_packet(mdev_add->mq);
-                       scanning = 1;
-               }
-               submask = submask >> 1;
-       }
+        int retval, k, devcheck;
+        struct maple_device *mdev_add;
+        struct maple_device_specify ds;
+
+        for (k = 0; k < 5; k++) {
+                ds.port = mdev->port;
+                ds.unit = k + 1;
+                retval =
+                    bus_for_each_dev(&maple_bus_type, NULL, &ds,
+                                     detach_maple_device);
+                if (retval) {
+                        submask = submask >> 1;
+                        continue;
+                }
+                devcheck = submask & 0x01;
+                if (devcheck) {
+                        mdev_add = maple_alloc_dev(mdev->port, k + 1);
+                        if (!mdev_add)
+                                return;
+                        mdev_add->mq->command = MAPLE_COMMAND_DEVINFO;
+                        mdev_add->mq->length = 0;
+                        maple_add_packet(mdev_add->mq);
+                        scanning = 1;
+                }
+                submask = submask >> 1;
+        }
 }
 
 /* mark a device as removed */
 static void maple_clean_submap(struct maple_device *mdev)
 {
-       int killbit;
+        int killbit;
 
-       killbit = (mdev->unit > 0 ? (1 << (mdev->unit - 1)) & 0x1f : 0x20);
-       killbit = ~killbit;
-       killbit &= 0xFF;
-       subdevice_map[mdev->port] = subdevice_map[mdev->port] & killbit;
+        killbit = (mdev->unit > 0 ? (1 << (mdev->unit - 1)) & 0x1f : 0x20);
+        killbit = ~killbit;
+        killbit &= 0xFF;
+        subdevice_map[mdev->port] = subdevice_map[mdev->port] & killbit;
 }
 
 /* handle empty port or hotplug removal */
 static void maple_response_none(struct maple_device *mdev,
-                               struct mapleq *mq)
+                                struct mapleq *mq)
 {
-       if (mdev->unit != 0) {
-               list_del(&mq->list);
-               maple_clean_submap(mdev);
-               printk(KERN_INFO
-                      "Maple bus device detaching at (%d, %d)\n",
-                      mdev->port, mdev->unit);
-               maple_detach_driver(mdev);
-               return;
-       }
-       if (!started) {
-               printk(KERN_INFO "No maple devices attached to port %d\n",
-                      mdev->port);
-               return;
-       }
-       maple_clean_submap(mdev);
+        if (mdev->unit != 0) {
+                list_del(&mq->list);
+                maple_clean_submap(mdev);
+                printk(KERN_INFO
+                       "Maple bus device detaching at (%d, %d)\n",
+                       mdev->port, mdev->unit);
+                maple_detach_driver(mdev);
+                return;
+        }
+        if (!started) {
+                printk(KERN_INFO "No maple devices attached to port %d\n",
+                       mdev->port);
+                return;
+        }
+        maple_clean_submap(mdev);
 }
 
 /* preprocess hotplugs or scans */
 static void maple_response_devinfo(struct maple_device *mdev,
-                                  char *recvbuf)
+                                   char *recvbuf)
 {
-       char submask;
-       if ((!started) || (scanning == 2)) {
-               maple_attach_driver(mdev);
-               return;
-       }
-       if (mdev->unit == 0) {
-               submask = recvbuf[2] & 0x1F;
-               if (submask ^ subdevice_map[mdev->port]) {
-                       maple_map_subunits(mdev, submask);
-                       subdevice_map[mdev->port] = submask;
-               }
-       }
+        char submask;
+        if ((!started) || (scanning == 2)) {
+                maple_attach_driver(mdev);
+                return;
+        }
+        if (mdev->unit == 0) {
+                submask = recvbuf[2] & 0x1F;
+                if (submask ^ subdevice_map[mdev->port]) {
+                        maple_map_subunits(mdev, submask);
+                        subdevice_map[mdev->port] = submask;
+                }
+        }
 }
 
 /* maple dma end bottom half - implemented via workqueue */
 static void maple_dma_handler(struct work_struct *work)
 {
-       struct mapleq *mq, *nmq;
-       struct maple_device *dev;
-       char *recvbuf;
-       enum maple_code code;
-
-       if (!maple_dma_done())
-               return;
-       ctrl_outl(0, MAPLE_ENABLE);
-       if (!list_empty(&maple_sentq)) {
-               list_for_each_entry_safe(mq, nmq, &maple_sentq, list) {
-                       recvbuf = mq->recvbuf;
-                       code = recvbuf[0];
-                       dev = mq->dev;
-                       switch (code) {
-                       case MAPLE_RESPONSE_NONE:
-                               maple_response_none(dev, mq);
-                               break;
-
-                       case MAPLE_RESPONSE_DEVINFO:
-                               maple_response_devinfo(dev, recvbuf);
-                               break;
-
-                       case MAPLE_RESPONSE_DATATRF:
-                               if (dev->callback)
-                                       dev->callback(mq);
-                               break;
-
-                       case MAPLE_RESPONSE_FILEERR:
-                       case MAPLE_RESPONSE_AGAIN:
-                       case MAPLE_RESPONSE_BADCMD:
-                       case MAPLE_RESPONSE_BADFUNC:
-                               printk(KERN_DEBUG
-                                      "Maple non-fatal error 0x%X\n",
-                                      code);
-                               break;
-
-                       case MAPLE_RESPONSE_ALLINFO:
-                               printk(KERN_DEBUG
-                                      "Maple - extended device information not supported\n");
-                               break;
-
-                       case MAPLE_RESPONSE_OK:
-                               break;
-
-                       default:
-                               break;
-                       }
-               }
-               INIT_LIST_HEAD(&maple_sentq);
-               if (scanning == 1) {
-                       maple_send();
-                       scanning = 2;
-               } else
-                       scanning = 0;
-
-               if (started == 0)
-                       started = 1;
-       }
-       maplebus_dma_reset();
+        struct mapleq *mq, *nmq;
+        struct maple_device *dev;
+        char *recvbuf;
+        enum maple_code code;
+
+        if (!maple_dma_done())
+                return;
+        ctrl_outl(0, MAPLE_ENABLE);
+        if (!list_empty(&maple_sentq)) {
+                list_for_each_entry_safe(mq, nmq, &maple_sentq, list) {
+                        recvbuf = mq->recvbuf;
+                        code = recvbuf[0];
+                        dev = mq->dev;
+                        switch (code) {
+                        case MAPLE_RESPONSE_NONE:
+                                maple_response_none(dev, mq);
+                                break;
+
+                        case MAPLE_RESPONSE_DEVINFO:
+                                maple_response_devinfo(dev, recvbuf);
+                                break;
+
+                        case MAPLE_RESPONSE_DATATRF:
+                                if (dev->callback)
+                                        dev->callback(mq);
+                                break;
+
+                        case MAPLE_RESPONSE_FILEERR:
+                        case MAPLE_RESPONSE_AGAIN:
+                        case MAPLE_RESPONSE_BADCMD:
+                        case MAPLE_RESPONSE_BADFUNC:
+                                printk(KERN_DEBUG
+                                       "Maple non-fatal error 0x%X\n",
+                                       code);
+                                break;
+
+                        case MAPLE_RESPONSE_ALLINFO:
+                                printk(KERN_DEBUG
+                                       "Maple - extended device information"
+                                        " not supported\n");
+                                break;
+
+                        case MAPLE_RESPONSE_OK:
+                                break;
+
+                        default:
+                                break;
+                        }
+                }
+                INIT_LIST_HEAD(&maple_sentq);
+                if (scanning == 1) {
+                        maple_send();
+                        scanning = 2;
+                } else
+                        scanning = 0;
+
+                if (started == 0)
+                        started = 1;
+        }
+        maplebus_dma_reset();
 }
 
 static irqreturn_t maplebus_dma_interrupt(int irq, void *dev_id)
 {
-       /* Load everything into the bottom half */
-       schedule_work(&maple_dma_process);
-       return IRQ_HANDLED;
+        /* Load everything into the bottom half */
+        schedule_work(&maple_dma_process);
+        return IRQ_HANDLED;
 }
 
 static irqreturn_t maplebus_vblank_interrupt(int irq, void *dev_id)
 {
-       schedule_work(&maple_vblank_process);
-       return IRQ_HANDLED;
+        schedule_work(&maple_vblank_process);
+        return IRQ_HANDLED;
 }
 
-static struct irqaction maple_dma_irq = {
-       .name = "maple bus DMA handler",
-       .handler = maplebus_dma_interrupt,
-       .flags = IRQF_SHARED,
-};
-
-static struct irqaction maple_vblank_irq = {
-       .name = "maple bus VBLANK handler",
-       .handler = maplebus_vblank_interrupt,
-       .flags = IRQF_SHARED,
-};
-
 static int maple_set_dma_interrupt_handler(void)
 {
-       return setup_irq(HW_EVENT_MAPLE_DMA, &maple_dma_irq);
+        return request_irq(HW_EVENT_MAPLE_DMA, maplebus_dma_interrupt,
+                IRQF_SHARED, "maple bus DMA", &maple_dummy_driver);
 }
 
 static int maple_set_vblank_interrupt_handler(void)
 {
-       return setup_irq(HW_EVENT_VSYNC, &maple_vblank_irq);
+        return request_irq(HW_EVENT_VSYNC, maplebus_vblank_interrupt,
+                IRQF_SHARED, "maple bus VBLANK", &maple_dummy_driver);
 }
 
 static int maple_get_dma_buffer(void)
 {
-       maple_sendbuf =
-           (void *) __get_free_pages(GFP_KERNEL | __GFP_ZERO,
-                                     MAPLE_DMA_PAGES);
-       if (!maple_sendbuf)
-               return -ENOMEM;
-       return 0;
+        maple_sendbuf =
+            (void *) __get_free_pages(GFP_KERNEL | __GFP_ZERO,
+                                      MAPLE_DMA_PAGES);
+        if (!maple_sendbuf)
+                return -ENOMEM;
+        return 0;
 }
 
 static int match_maple_bus_driver(struct device *devptr,
-                                 struct device_driver *drvptr)
+                                  struct device_driver *drvptr)
 {
-       struct maple_driver *maple_drv;
-       struct maple_device *maple_dev;
-
-       maple_drv = container_of(drvptr, struct maple_driver, drv);
-       maple_dev = container_of(devptr, struct maple_device, dev);
-       /* Trap empty port case */
-       if (maple_dev->devinfo.function == 0xFFFFFFFF)
-               return 0;
-       else if (maple_dev->devinfo.function &
-                be32_to_cpu(maple_drv->function))
-               return 1;
-       return 0;
+        struct maple_driver *maple_drv;
+        struct maple_device *maple_dev;
+
+        maple_drv = container_of(drvptr, struct maple_driver, drv);
+        maple_dev = container_of(devptr, struct maple_device, dev);
+        /* Trap empty port case */
+        if (maple_dev->devinfo.function == 0xFFFFFFFF)
+                return 0;
+        else if (maple_dev->devinfo.function &
+                 be32_to_cpu(maple_drv->function))
+                return 1;
+        return 0;
 }
 
-static int maple_bus_uevent(struct device *dev, struct kobj_uevent_env *env)
+static int maple_bus_uevent(struct device *dev,
+                            struct kobj_uevent_env *env)
 {
-       return 0;
+        return 0;
 }
 
 static void maple_bus_release(struct device *dev)
@@ -611,124 +626,122 @@ static void maple_bus_release(struct device *dev)
 }
 
 static struct maple_driver maple_dummy_driver = {
-       .drv = {
-               .name = "maple_dummy_driver",
-               .bus =  &maple_bus_type,
-       },
+        .drv = {
+                .name = "maple_dummy_driver",
+                .bus = &maple_bus_type,
+        },
 };
 
 struct bus_type maple_bus_type = {
-       .name =         "maple",
-       .match =        match_maple_bus_driver,
-       .uevent =       maple_bus_uevent,
+        .name = "maple",
+        .match = match_maple_bus_driver,
+        .uevent = maple_bus_uevent,
 };
 EXPORT_SYMBOL_GPL(maple_bus_type);
 
 static struct device maple_bus = {
-       .bus_id = "maple",
-       .release = maple_bus_release,
+        .bus_id = "maple",
+        .release = maple_bus_release,
 };
 
 static int __init maple_bus_init(void)
 {
-       int retval, i;
-       struct maple_device *mdev[MAPLE_PORTS];
-       ctrl_outl(0, MAPLE_STATE);
-
-       retval = device_register(&maple_bus);
-       if (retval)
-               goto cleanup;
-
-       retval = bus_register(&maple_bus_type);
-       if (retval)
-               goto cleanup_device;
-
-       retval = driver_register(&maple_dummy_driver.drv);
-
-       if (retval)
-               goto cleanup_bus;
-
-       /* allocate memory for maple bus dma */
-       retval = maple_get_dma_buffer();
-       if (retval) {
-               printk(KERN_INFO
-                      "Maple bus: Failed to allocate Maple DMA buffers\n");
-               goto cleanup_basic;
-       }
-
-       /* set up DMA interrupt handler */
-       retval = maple_set_dma_interrupt_handler();
-       if (retval) {
-               printk(KERN_INFO
-                      "Maple bus: Failed to grab maple DMA IRQ\n");
-               goto cleanup_dma;
-       }
-
-       /* set up VBLANK interrupt handler */
-       retval = maple_set_vblank_interrupt_handler();
-       if (retval) {
-               printk(KERN_INFO "Maple bus: Failed to grab VBLANK IRQ\n");
-               goto cleanup_irq;
-       }
-
-       maple_queue_cache =
-           kmem_cache_create("maple_queue_cache", 0x400, 0,
-                             SLAB_HWCACHE_ALIGN, NULL);
-
-       if (!maple_queue_cache)
-               goto cleanup_bothirqs;
-
-       /* setup maple ports */
-       for (i = 0; i < MAPLE_PORTS; i++) {
-               mdev[i] = maple_alloc_dev(i, 0);
-               if (!mdev[i]) {
-                       while (i-- > 0)
-                               maple_free_dev(mdev[i]);
-                       goto cleanup_cache;
-               }
-               mdev[i]->registered = 0;
-               mdev[i]->mq->command = MAPLE_COMMAND_DEVINFO;
-               mdev[i]->mq->length = 0;
-               maple_attach_driver(mdev[i]);
-               maple_add_packet(mdev[i]->mq);
-               subdevice_map[i] = 0;
-       }
-
-       /* setup maplebus hardware */
-       maplebus_dma_reset();
-
-       /* initial detection */
-       maple_send();
-
-       maple_pnp_time = jiffies;
-
-       printk(KERN_INFO "Maple bus core now registered.\n");
-
-       return 0;
+        int retval, i;
+        struct maple_device *mdev[MAPLE_PORTS];
+        ctrl_outl(0, MAPLE_STATE);
+
+        retval = device_register(&maple_bus);
+        if (retval)
+                goto cleanup;
+
+        retval = bus_register(&maple_bus_type);
+        if (retval)
+                goto cleanup_device;
+
+        retval = driver_register(&maple_dummy_driver.drv);
+        if (retval)
+                goto cleanup_bus;
+
+        /* allocate memory for maple bus dma */
+        retval = maple_get_dma_buffer();
+        if (retval) {
+                printk(KERN_INFO
+                       "Maple bus: Failed to allocate Maple DMA buffers\n");
+                goto cleanup_basic;
+        }
+
+        /* set up DMA interrupt handler */
+        retval = maple_set_dma_interrupt_handler();
+        if (retval) {
+                printk(KERN_INFO
+                       "Maple bus: Failed to grab maple DMA IRQ\n");
+                goto cleanup_dma;
+        }
+
+        /* set up VBLANK interrupt handler */
+        retval = maple_set_vblank_interrupt_handler();
+        if (retval) {
+                printk(KERN_INFO "Maple bus: Failed to grab VBLANK IRQ\n");
+                goto cleanup_irq;
+        }
+
+        maple_queue_cache =
+            kmem_cache_create("maple_queue_cache", 0x400, 0,
+                              SLAB_POISON|SLAB_HWCACHE_ALIGN, NULL);
+
+        if (!maple_queue_cache)
+                goto cleanup_bothirqs;
+
+        /* setup maple ports */
+        for (i = 0; i < MAPLE_PORTS; i++) {
+                mdev[i] = maple_alloc_dev(i, 0);
+                if (!mdev[i]) {
+                        while (i-- > 0)
+                                maple_free_dev(mdev[i]);
+                        goto cleanup_cache;
+                }
+                mdev[i]->mq->command = MAPLE_COMMAND_DEVINFO;
+                mdev[i]->mq->length = 0;
+                maple_add_packet(mdev[i]->mq);
+                /* delay aids hardware detection */
+                mdelay(5);
+                subdevice_map[i] = 0;
+        }
+
+        realscan = 1;
+        /* setup maplebus hardware */
+        maplebus_dma_reset();
+        /* initial detection */
+        maple_send();
+        maple_pnp_time = jiffies;
+        printk(KERN_INFO "Maple bus core now registered.\n");
+
+        return 0;
 
 cleanup_cache:
-       kmem_cache_destroy(maple_queue_cache);
+        kmem_cache_destroy(maple_queue_cache);
 
 cleanup_bothirqs:
-       free_irq(HW_EVENT_VSYNC, 0);
+        free_irq(HW_EVENT_VSYNC, 0);
 
 cleanup_irq:
-       free_irq(HW_EVENT_MAPLE_DMA, 0);
+        free_irq(HW_EVENT_MAPLE_DMA, 0);
 
 cleanup_dma:
-       free_pages((unsigned long) maple_sendbuf, MAPLE_DMA_PAGES);
+        free_pages((unsigned long) maple_sendbuf, MAPLE_DMA_PAGES);
 
 cleanup_basic:
-       driver_unregister(&maple_dummy_driver.drv);
+        driver_unregister(&maple_dummy_driver.drv);
 
 cleanup_bus:
-       bus_unregister(&maple_bus_type);
+        bus_unregister(&maple_bus_type);
 
 cleanup_device:
-       device_unregister(&maple_bus);
+        device_unregister(&maple_bus);
 
 cleanup:
-       printk(KERN_INFO "Maple bus registration failed\n");
-       return retval;
+        printk(KERN_INFO "Maple bus registration failed\n");
+        return retval;
 }
-subsys_initcall(maple_bus_init);
+/* Push init to later to ensure hardware gets detected */
+fs_initcall(maple_bus_init);
diff --git a/drivers/usb/gadget/file_storage.c b/drivers/usb/gadget/file_storage.c
index 3301167d4f2a..017a196d041f 100644
--- a/drivers/usb/gadget/file_storage.c
+++ b/drivers/usb/gadget/file_storage.c
@@ -3563,8 +3563,7 @@ static ssize_t show_file(struct device *dev, struct device_attribute *attr,
 
         down_read(&fsg->filesem);
         if (backing_file_is_open(curlun)) {     // Get the complete pathname
-                p = d_path(curlun->filp->f_path.dentry,
-                                curlun->filp->f_path.mnt, buf, PAGE_SIZE - 1);
+                p = d_path(&curlun->filp->f_path, buf, PAGE_SIZE - 1);
                 if (IS_ERR(p))
                         rc = PTR_ERR(p);
                 else {
@@ -3981,9 +3980,8 @@ static int __init fsg_bind(struct usb_gadget *gadget)
                 if (backing_file_is_open(curlun)) {
                         p = NULL;
                         if (pathbuf) {
-                                p = d_path(curlun->filp->f_path.dentry,
-                                        curlun->filp->f_path.mnt,
-                                        pathbuf, PATH_MAX);
+                                p = d_path(&curlun->filp->f_path,
+                                           pathbuf, PATH_MAX);
                                 if (IS_ERR(p))
                                         p = NULL;
                         }