Commit 07761a4c authored by chenqiwu's avatar chenqiwu Committed by Rafael J. Wysocki

ACPI: list_for_each_safe() -> list_for_each_entry_safe()

Replace list_for_each_safe() and open-coded list entry address
computations with list_for_each_entry_safe() in several places to
simplify code.
Signed-off-by: default avatarchenqiwu <chenqiwu@xiaomi.com>
[ rjw: Subject & changelog ]
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent 98d54f81
...@@ -22,14 +22,13 @@ ACPI_MODULE_NAME("sleep") ...@@ -22,14 +22,13 @@ ACPI_MODULE_NAME("sleep")
static int static int
acpi_system_wakeup_device_seq_show(struct seq_file *seq, void *offset) acpi_system_wakeup_device_seq_show(struct seq_file *seq, void *offset)
{ {
struct list_head *node, *next; struct acpi_device *dev, *tmp;
seq_printf(seq, "Device\tS-state\t Status Sysfs node\n"); seq_printf(seq, "Device\tS-state\t Status Sysfs node\n");
mutex_lock(&acpi_device_lock); mutex_lock(&acpi_device_lock);
list_for_each_safe(node, next, &acpi_wakeup_device_list) { list_for_each_entry_safe(dev, tmp, &acpi_wakeup_device_list,
struct acpi_device *dev = wakeup_list) {
container_of(node, struct acpi_device, wakeup_list);
struct acpi_device_physical_node *entry; struct acpi_device_physical_node *entry;
if (!dev->wakeup.flags.valid) if (!dev->wakeup.flags.valid)
...@@ -96,7 +95,7 @@ acpi_system_write_wakeup_device(struct file *file, ...@@ -96,7 +95,7 @@ acpi_system_write_wakeup_device(struct file *file,
const char __user * buffer, const char __user * buffer,
size_t count, loff_t * ppos) size_t count, loff_t * ppos)
{ {
struct list_head *node, *next; struct acpi_device *dev, *tmp;
char strbuf[5]; char strbuf[5];
char str[5] = ""; char str[5] = "";
...@@ -109,9 +108,8 @@ acpi_system_write_wakeup_device(struct file *file, ...@@ -109,9 +108,8 @@ acpi_system_write_wakeup_device(struct file *file,
sscanf(strbuf, "%s", str); sscanf(strbuf, "%s", str);
mutex_lock(&acpi_device_lock); mutex_lock(&acpi_device_lock);
list_for_each_safe(node, next, &acpi_wakeup_device_list) { list_for_each_entry_safe(dev, tmp, &acpi_wakeup_device_list,
struct acpi_device *dev = wakeup_list) {
container_of(node, struct acpi_device, wakeup_list);
if (!dev->wakeup.flags.valid) if (!dev->wakeup.flags.valid)
continue; continue;
......
...@@ -30,12 +30,10 @@ ACPI_MODULE_NAME("wakeup_devices") ...@@ -30,12 +30,10 @@ ACPI_MODULE_NAME("wakeup_devices")
*/ */
void acpi_enable_wakeup_devices(u8 sleep_state) void acpi_enable_wakeup_devices(u8 sleep_state)
{ {
struct list_head *node, *next; struct acpi_device *dev, *tmp;
list_for_each_safe(node, next, &acpi_wakeup_device_list) {
struct acpi_device *dev =
container_of(node, struct acpi_device, wakeup_list);
list_for_each_entry_safe(dev, tmp, &acpi_wakeup_device_list,
wakeup_list) {
if (!dev->wakeup.flags.valid if (!dev->wakeup.flags.valid
|| sleep_state > (u32) dev->wakeup.sleep_state || sleep_state > (u32) dev->wakeup.sleep_state
|| !(device_may_wakeup(&dev->dev) || !(device_may_wakeup(&dev->dev)
...@@ -57,12 +55,10 @@ void acpi_enable_wakeup_devices(u8 sleep_state) ...@@ -57,12 +55,10 @@ void acpi_enable_wakeup_devices(u8 sleep_state)
*/ */
void acpi_disable_wakeup_devices(u8 sleep_state) void acpi_disable_wakeup_devices(u8 sleep_state)
{ {
struct list_head *node, *next; struct acpi_device *dev, *tmp;
list_for_each_safe(node, next, &acpi_wakeup_device_list) {
struct acpi_device *dev =
container_of(node, struct acpi_device, wakeup_list);
list_for_each_entry_safe(dev, tmp, &acpi_wakeup_device_list,
wakeup_list) {
if (!dev->wakeup.flags.valid if (!dev->wakeup.flags.valid
|| sleep_state > (u32) dev->wakeup.sleep_state || sleep_state > (u32) dev->wakeup.sleep_state
|| !(device_may_wakeup(&dev->dev) || !(device_may_wakeup(&dev->dev)
...@@ -79,13 +75,11 @@ void acpi_disable_wakeup_devices(u8 sleep_state) ...@@ -79,13 +75,11 @@ void acpi_disable_wakeup_devices(u8 sleep_state)
int __init acpi_wakeup_device_init(void) int __init acpi_wakeup_device_init(void)
{ {
struct list_head *node, *next; struct acpi_device *dev, *tmp;
mutex_lock(&acpi_device_lock); mutex_lock(&acpi_device_lock);
list_for_each_safe(node, next, &acpi_wakeup_device_list) { list_for_each_entry_safe(dev, tmp, &acpi_wakeup_device_list,
struct acpi_device *dev = container_of(node, wakeup_list) {
struct acpi_device,
wakeup_list);
if (device_can_wakeup(&dev->dev)) { if (device_can_wakeup(&dev->dev)) {
/* Button GPEs are supposed to be always enabled. */ /* Button GPEs are supposed to be always enabled. */
acpi_enable_gpe(dev->wakeup.gpe_device, acpi_enable_gpe(dev->wakeup.gpe_device,
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment