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-rw-r--r--Documentation/kernel-parameters.txt5
-rw-r--r--arch/arm/common/it8152.c5
-rw-r--r--arch/arm/kernel/calls.S2
-rw-r--r--arch/arm/kernel/sys_oabi-compat.c24
-rw-r--r--drivers/acpi/sleep/main.c71
-rw-r--r--drivers/hwmon/w83781d.c21
-rw-r--r--drivers/input/apm-power.c7
-rw-r--r--drivers/input/evdev.c6
-rw-r--r--drivers/input/joydev.c3
-rw-r--r--drivers/input/keyboard/pxa27x_keypad.c6
-rw-r--r--drivers/input/mousedev.c3
-rw-r--r--drivers/leds/leds-gpio.c20
-rw-r--r--drivers/net/plip.c7
-rw-r--r--drivers/watchdog/it8712f_wdt.c14
-rw-r--r--include/linux/input.h5
15 files changed, 88 insertions, 111 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 508e2a2c986..4cd1a5da80a 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -170,11 +170,6 @@ and is between 256 and 4096 characters. It is defined in the file
acpi_irq_isa= [HW,ACPI] If irq_balance, mark listed IRQs used by ISA
Format: <irq>,<irq>...
- acpi_new_pts_ordering [HW,ACPI]
- Enforce the ACPI 2.0 ordering of the _PTS control
- method wrt putting devices into low power states
- default: pre ACPI 2.0 ordering of _PTS
-
acpi_no_auto_ssdt [HW,ACPI] Disable automatic loading of SSDT
acpi_os_name= [HW,ACPI] Tell ACPI BIOS the name of the OS
diff --git a/arch/arm/common/it8152.c b/arch/arm/common/it8152.c
index 53826224148..5fe9588db07 100644
--- a/arch/arm/common/it8152.c
+++ b/arch/arm/common/it8152.c
@@ -120,6 +120,7 @@ void it8152_irq_demux(unsigned int irq, struct irq_desc *desc)
time, when they all three were 0. */
bits_pd = __raw_readl(IT8152_INTC_PDCNIRR);
bits_lp = __raw_readl(IT8152_INTC_LPCNIRR);
+ bits_ld = __raw_readl(IT8152_INTC_LDCNIRR);
if (!(bits_ld | bits_lp | bits_pd))
return;
}
@@ -133,14 +134,14 @@ void it8152_irq_demux(unsigned int irq, struct irq_desc *desc)
bits_lp &= ((1 << IT8152_LP_IRQ_COUNT) - 1);
while (bits_lp) {
- i = __ffs(bits_pd);
+ i = __ffs(bits_lp);
it8152_irq(IT8152_LP_IRQ(i));
bits_lp &= ~(1 << i);
}
bits_ld &= ((1 << IT8152_LD_IRQ_COUNT) - 1);
while (bits_ld) {
- i = __ffs(bits_pd);
+ i = __ffs(bits_ld);
it8152_irq(IT8152_LD_IRQ(i));
bits_ld &= ~(1 << i);
}
diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S
index 283e14fff99..7e97b737656 100644
--- a/arch/arm/kernel/calls.S
+++ b/arch/arm/kernel/calls.S
@@ -336,7 +336,7 @@
CALL(sys_mknodat)
/* 325 */ CALL(sys_fchownat)
CALL(sys_futimesat)
- CALL(sys_fstatat64)
+ CALL(ABI(sys_fstatat64, sys_oabi_fstatat64))
CALL(sys_unlinkat)
CALL(sys_renameat)
/* 330 */ CALL(sys_linkat)
diff --git a/arch/arm/kernel/sys_oabi-compat.c b/arch/arm/kernel/sys_oabi-compat.c
index e8b98046895..96ab5f52949 100644
--- a/arch/arm/kernel/sys_oabi-compat.c
+++ b/arch/arm/kernel/sys_oabi-compat.c
@@ -25,6 +25,7 @@
* sys_stat64:
* sys_lstat64:
* sys_fstat64:
+ * sys_fstatat64:
*
* struct stat64 has different sizes and some members are shifted
* Compatibility wrappers are needed for them and provided below.
@@ -169,6 +170,29 @@ asmlinkage long sys_oabi_fstat64(unsigned long fd,
return error;
}
+asmlinkage long sys_oabi_fstatat64(int dfd,
+ char __user *filename,
+ struct oldabi_stat64 __user *statbuf,
+ int flag)
+{
+ struct kstat stat;
+ int error = -EINVAL;
+
+ if ((flag & ~AT_SYMLINK_NOFOLLOW) != 0)
+ goto out;
+
+ if (flag & AT_SYMLINK_NOFOLLOW)
+ error = vfs_lstat_fd(dfd, filename, &stat);
+ else
+ error = vfs_stat_fd(dfd, filename, &stat);
+
+ if (!error)
+ error = cp_oldabi_stat64(&stat, statbuf);
+
+out:
+ return error;
+}
+
struct oabi_flock64 {
short l_type;
short l_whence;
diff --git a/drivers/acpi/sleep/main.c b/drivers/acpi/sleep/main.c
index d2f71a54726..71183eea790 100644
--- a/drivers/acpi/sleep/main.c
+++ b/drivers/acpi/sleep/main.c
@@ -26,21 +26,6 @@ u8 sleep_states[ACPI_S_STATE_COUNT];
#ifdef CONFIG_PM_SLEEP
static u32 acpi_target_sleep_state = ACPI_STATE_S0;
-static bool acpi_sleep_finish_wake_up;
-
-/*
- * ACPI 2.0 and later want us to execute _PTS after suspending devices, so we
- * allow the user to request that behavior by using the 'acpi_new_pts_ordering'
- * kernel command line option that causes the following variable to be set.
- */
-static bool new_pts_ordering;
-
-static int __init acpi_new_pts_ordering(char *str)
-{
- new_pts_ordering = true;
- return 1;
-}
-__setup("acpi_new_pts_ordering", acpi_new_pts_ordering);
#endif
static int acpi_sleep_prepare(u32 acpi_state)
@@ -91,14 +76,6 @@ static int acpi_pm_begin(suspend_state_t pm_state)
if (sleep_states[acpi_state]) {
acpi_target_sleep_state = acpi_state;
- if (new_pts_ordering)
- return 0;
-
- error = acpi_sleep_prepare(acpi_state);
- if (error)
- acpi_target_sleep_state = ACPI_STATE_S0;
- else
- acpi_sleep_finish_wake_up = true;
} else {
printk(KERN_ERR "ACPI does not support this state: %d\n",
pm_state);
@@ -116,14 +93,11 @@ static int acpi_pm_begin(suspend_state_t pm_state)
static int acpi_pm_prepare(void)
{
- if (new_pts_ordering) {
- int error = acpi_sleep_prepare(acpi_target_sleep_state);
+ int error = acpi_sleep_prepare(acpi_target_sleep_state);
- if (error) {
- acpi_target_sleep_state = ACPI_STATE_S0;
- return error;
- }
- acpi_sleep_finish_wake_up = true;
+ if (error) {
+ acpi_target_sleep_state = ACPI_STATE_S0;
+ return error;
}
return ACPI_SUCCESS(acpi_hw_disable_all_gpes()) ? 0 : -EFAULT;
@@ -212,7 +186,6 @@ static void acpi_pm_finish(void)
acpi_set_firmware_waking_vector((acpi_physical_address) 0);
acpi_target_sleep_state = ACPI_STATE_S0;
- acpi_sleep_finish_wake_up = false;
#ifdef CONFIG_X86
if (init_8259A_after_S1) {
@@ -229,11 +202,10 @@ static void acpi_pm_finish(void)
static void acpi_pm_end(void)
{
/*
- * This is necessary in case acpi_pm_finish() is not called directly
- * during a failing transition to a sleep state.
+ * This is necessary in case acpi_pm_finish() is not called during a
+ * failing transition to a sleep state.
*/
- if (acpi_sleep_finish_wake_up)
- acpi_pm_finish();
+ acpi_target_sleep_state = ACPI_STATE_S0;
}
static int acpi_pm_state_valid(suspend_state_t pm_state)
@@ -285,31 +257,18 @@ static struct dmi_system_id __initdata acpisleep_dmi_table[] = {
#ifdef CONFIG_HIBERNATION
static int acpi_hibernation_begin(void)
{
- int error;
-
acpi_target_sleep_state = ACPI_STATE_S4;
- if (new_pts_ordering)
- return 0;
- error = acpi_sleep_prepare(ACPI_STATE_S4);
- if (error)
- acpi_target_sleep_state = ACPI_STATE_S0;
- else
- acpi_sleep_finish_wake_up = true;
-
- return error;
+ return 0;
}
static int acpi_hibernation_prepare(void)
{
- if (new_pts_ordering) {
- int error = acpi_sleep_prepare(ACPI_STATE_S4);
+ int error = acpi_sleep_prepare(ACPI_STATE_S4);
- if (error) {
- acpi_target_sleep_state = ACPI_STATE_S0;
- return error;
- }
- acpi_sleep_finish_wake_up = true;
+ if (error) {
+ acpi_target_sleep_state = ACPI_STATE_S0;
+ return error;
}
return ACPI_SUCCESS(acpi_hw_disable_all_gpes()) ? 0 : -EFAULT;
@@ -353,17 +312,15 @@ static void acpi_hibernation_finish(void)
acpi_set_firmware_waking_vector((acpi_physical_address) 0);
acpi_target_sleep_state = ACPI_STATE_S0;
- acpi_sleep_finish_wake_up = false;
}
static void acpi_hibernation_end(void)
{
/*
* This is necessary in case acpi_hibernation_finish() is not called
- * directly during a failing transition to the sleep state.
+ * during a failing transition to the sleep state.
*/
- if (acpi_sleep_finish_wake_up)
- acpi_hibernation_finish();
+ acpi_target_sleep_state = ACPI_STATE_S0;
}
static int acpi_hibernation_pre_restore(void)
diff --git a/drivers/hwmon/w83781d.c b/drivers/hwmon/w83781d.c
index 5c85670e2d1..f942ecdd47c 100644
--- a/drivers/hwmon/w83781d.c
+++ b/drivers/hwmon/w83781d.c
@@ -1367,7 +1367,8 @@ w83781d_isa_probe(struct platform_device *pdev)
/* Reserve the ISA region */
res = platform_get_resource(pdev, IORESOURCE_IO, 0);
- if (!request_region(res->start, W83781D_EXTENT, "w83781d")) {
+ if (!request_region(res->start + W83781D_ADDR_REG_OFFSET, 2,
+ "w83781d")) {
err = -EBUSY;
goto exit;
}
@@ -1415,7 +1416,7 @@ w83781d_isa_probe(struct platform_device *pdev)
device_remove_file(&pdev->dev, &dev_attr_name);
kfree(data);
exit_release_region:
- release_region(res->start, W83781D_EXTENT);
+ release_region(res->start + W83781D_ADDR_REG_OFFSET, 2);
exit:
return err;
}
@@ -1429,7 +1430,7 @@ w83781d_isa_remove(struct platform_device *pdev)
sysfs_remove_group(&pdev->dev.kobj, &w83781d_group);
sysfs_remove_group(&pdev->dev.kobj, &w83781d_group_opt);
device_remove_file(&pdev->dev, &dev_attr_name);
- release_region(data->client.addr, W83781D_EXTENT);
+ release_region(data->client.addr + W83781D_ADDR_REG_OFFSET, 2);
kfree(data);
return 0;
@@ -1797,8 +1798,17 @@ w83781d_isa_found(unsigned short address)
{
int val, save, found = 0;
- if (!request_region(address, W83781D_EXTENT, "w83781d"))
+ /* We have to request the region in two parts because some
+ boards declare base+4 to base+7 as a PNP device */
+ if (!request_region(address, 4, "w83781d")) {
+ pr_debug("w83781d: Failed to request low part of region\n");
return 0;
+ }
+ if (!request_region(address + 4, 4, "w83781d")) {
+ pr_debug("w83781d: Failed to request high part of region\n");
+ release_region(address, 4);
+ return 0;
+ }
#define REALLY_SLOW_IO
/* We need the timeouts for at least some W83781D-like
@@ -1871,7 +1881,8 @@ w83781d_isa_found(unsigned short address)
val == 0x30 ? "W83782D" : "W83781D", (int)address);
release:
- release_region(address, W83781D_EXTENT);
+ release_region(address + 4, 4);
+ release_region(address, 4);
return found;
}
diff --git a/drivers/input/apm-power.c b/drivers/input/apm-power.c
index c36d110b349..7d61a966080 100644
--- a/drivers/input/apm-power.c
+++ b/drivers/input/apm-power.c
@@ -63,8 +63,6 @@ static int apmpower_connect(struct input_handler *handler,
handle->handler = handler;
handle->name = "apm-power";
- handler->private = handle;
-
error = input_register_handle(handle);
if (error) {
printk(KERN_ERR
@@ -87,11 +85,10 @@ static int apmpower_connect(struct input_handler *handler,
return 0;
}
-static void apmpower_disconnect(struct input_handle *handler)
+static void apmpower_disconnect(struct input_handle *handle)
{
- struct input_handle *handle = handler->private;
-
input_close_device(handle);
+ input_unregister_handle(handle);
kfree(handle);
}
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
index 99562cee827..b32984bc516 100644
--- a/drivers/input/evdev.c
+++ b/drivers/input/evdev.c
@@ -124,6 +124,7 @@ static void evdev_free(struct device *dev)
{
struct evdev *evdev = container_of(dev, struct evdev, dev);
+ input_put_device(evdev->handle.dev);
kfree(evdev);
}
@@ -853,9 +854,6 @@ static void evdev_cleanup(struct evdev *evdev)
evdev_hangup(evdev);
evdev_remove_chrdev(evdev);
- if (evdev->grab)
- evdev_ungrab(evdev, evdev->grab);
-
/* evdev is marked dead so no one else accesses evdev->open */
if (evdev->open) {
input_flush_device(handle, NULL);
@@ -896,7 +894,7 @@ static int evdev_connect(struct input_handler *handler, struct input_dev *dev,
evdev->exist = 1;
evdev->minor = minor;
- evdev->handle.dev = dev;
+ evdev->handle.dev = input_get_device(dev);
evdev->handle.name = evdev->name;
evdev->handle.handler = handler;
evdev->handle.private = evdev;
diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c
index 22b2789ef58..65d7077a75a 100644
--- a/drivers/input/joydev.c
+++ b/drivers/input/joydev.c
@@ -171,6 +171,7 @@ static void joydev_free(struct device *dev)
{
struct joydev *joydev = container_of(dev, struct joydev, dev);
+ input_put_device(joydev->handle.dev);
kfree(joydev);
}
@@ -750,7 +751,7 @@ static int joydev_connect(struct input_handler *handler, struct input_dev *dev,
joydev->minor = minor;
joydev->exist = 1;
- joydev->handle.dev = dev;
+ joydev->handle.dev = input_get_device(dev);
joydev->handle.name = joydev->name;
joydev->handle.handler = handler;
joydev->handle.private = joydev;
diff --git a/drivers/input/keyboard/pxa27x_keypad.c b/drivers/input/keyboard/pxa27x_keypad.c
index 6224c2fb3b6..4e651c11c1d 100644
--- a/drivers/input/keyboard/pxa27x_keypad.c
+++ b/drivers/input/keyboard/pxa27x_keypad.c
@@ -50,9 +50,9 @@
#define KPKDI 0x0048
/* bit definitions */
-#define KPC_MKRN(n) ((((n) & 0x7) - 1) << 26) /* matrix key row number */
-#define KPC_MKCN(n) ((((n) & 0x7) - 1) << 23) /* matrix key column number */
-#define KPC_DKN(n) ((((n) & 0x7) - 1) << 6) /* direct key number */
+#define KPC_MKRN(n) ((((n) - 1) & 0x7) << 26) /* matrix key row number */
+#define KPC_MKCN(n) ((((n) - 1) & 0x7) << 23) /* matrix key column number */
+#define KPC_DKN(n) ((((n) - 1) & 0x7) << 6) /* direct key number */
#define KPC_AS (0x1 << 30) /* Automatic Scan bit */
#define KPC_ASACT (0x1 << 29) /* Automatic Scan on Activity */
diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c
index bbbe5e81adc..b989748598a 100644
--- a/drivers/input/mousedev.c
+++ b/drivers/input/mousedev.c
@@ -414,6 +414,7 @@ static void mousedev_free(struct device *dev)
{
struct mousedev *mousedev = container_of(dev, struct mousedev, dev);
+ input_put_device(mousedev->handle.dev);
kfree(mousedev);
}
@@ -865,7 +866,7 @@ static struct mousedev *mousedev_create(struct input_dev *dev,
mousedev->minor = minor;
mousedev->exist = 1;
- mousedev->handle.dev = dev;
+ mousedev->handle.dev = input_get_device(dev);
mousedev->handle.name = mousedev->name;
mousedev->handle.handler = handler;
mousedev->handle.private = mousedev;
diff --git a/drivers/leds/leds-gpio.c b/drivers/leds/leds-gpio.c
index 6c0a9c4761e..4c0b05852cb 100644
--- a/drivers/leds/leds-gpio.c
+++ b/drivers/leds/leds-gpio.c
@@ -49,13 +49,13 @@ static void gpio_led_set(struct led_classdev *led_cdev,
if (led_dat->active_low)
level = !level;
- /* setting GPIOs with I2C/etc requires a preemptible task context */
+ /* Setting GPIOs with I2C/etc requires a task context, and we don't
+ * seem to have a reliable way to know if we're already in one; so
+ * let's just assume the worst.
+ */
if (led_dat->can_sleep) {
- if (preempt_count()) {
- led_dat->new_level = level;
- schedule_work(&led_dat->work);
- } else
- gpio_set_value_cansleep(led_dat->gpio, level);
+ led_dat->new_level = level;
+ schedule_work(&led_dat->work);
} else
gpio_set_value(led_dat->gpio, level);
}
@@ -79,6 +79,10 @@ static int gpio_led_probe(struct platform_device *pdev)
cur_led = &pdata->leds[i];
led_dat = &leds_data[i];
+ ret = gpio_request(cur_led->gpio, cur_led->name);
+ if (ret < 0)
+ goto err;
+
led_dat->cdev.name = cur_led->name;
led_dat->cdev.default_trigger = cur_led->default_trigger;
led_dat->gpio = cur_led->gpio;
@@ -87,10 +91,6 @@ static int gpio_led_probe(struct platform_device *pdev)
led_dat->cdev.brightness_set = gpio_led_set;
led_dat->cdev.brightness = LED_OFF;
- ret = gpio_request(led_dat->gpio, led_dat->cdev.name);
- if (ret < 0)
- goto err;
-
gpio_direction_output(led_dat->gpio, led_dat->active_low);
INIT_WORK(&led_dat->work, gpio_led_work);
diff --git a/drivers/net/plip.c b/drivers/net/plip.c
index fee3d7b1feb..1e965427b0e 100644
--- a/drivers/net/plip.c
+++ b/drivers/net/plip.c
@@ -903,17 +903,18 @@ plip_interrupt(void *dev_id)
struct net_local *nl;
struct plip_local *rcv;
unsigned char c0;
+ unsigned long flags;
nl = netdev_priv(dev);
rcv = &nl->rcv_data;
- spin_lock_irq (&nl->lock);
+ spin_lock_irqsave (&nl->lock, flags);
c0 = read_status(dev);
if ((c0 & 0xf8) != 0xc0) {
if ((dev->irq != -1) && (net_debug > 1))
printk(KERN_DEBUG "%s: spurious interrupt\n", dev->name);
- spin_unlock_irq (&nl->lock);
+ spin_unlock_irqrestore (&nl->lock, flags);
return;
}
@@ -942,7 +943,7 @@ plip_interrupt(void *dev_id)
break;
}
- spin_unlock_irq(&nl->lock);
+ spin_unlock_irqrestore(&nl->lock, flags);
}
static int
diff --git a/drivers/watchdog/it8712f_wdt.c b/drivers/watchdog/it8712f_wdt.c
index 1efcad3b6fc..ca90c519259 100644
--- a/drivers/watchdog/it8712f_wdt.c
+++ b/drivers/watchdog/it8712f_wdt.c
@@ -111,15 +111,6 @@ superio_inw(int reg)
return val;
}
-static void
-superio_outw(int val, int reg)
-{
- outb(reg++, REG);
- outb((val >> 8) & 0xff, VAL);
- outb(reg, REG);
- outb(val & 0xff, VAL);
-}
-
static inline void
superio_select(int ldn)
{
@@ -170,9 +161,8 @@ it8712f_wdt_update_margin(void)
superio_outb(config, WDT_CONFIG);
if (revision >= 0x08)
- superio_outw(units, WDT_TIMEOUT);
- else
- superio_outb(units, WDT_TIMEOUT);
+ superio_outb(units >> 8, WDT_TIMEOUT + 1);
+ superio_outb(units, WDT_TIMEOUT);
}
static int
diff --git a/include/linux/input.h b/include/linux/input.h
index 1bdc39a8c76..cae2c35d120 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -1227,12 +1227,13 @@ void input_free_device(struct input_dev *dev);
static inline struct input_dev *input_get_device(struct input_dev *dev)
{
- return to_input_dev(get_device(&dev->dev));
+ return dev ? to_input_dev(get_device(&dev->dev)) : NULL;
}
static inline void input_put_device(struct input_dev *dev)
{
- put_device(&dev->dev);
+ if (dev)
+ put_device(&dev->dev);
}
static inline void *input_get_drvdata(struct input_dev *dev)
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-24 01:20:23 +0000