diff options
Diffstat (limited to 'drivers/acpi/button.c')
| -rw-r--r-- | drivers/acpi/button.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c index 668137e4a069..25aba9b107dd 100644 --- a/drivers/acpi/button.c +++ b/drivers/acpi/button.c @@ -57,6 +57,7 @@ #define ACPI_BUTTON_LID_INIT_IGNORE 0x00 #define ACPI_BUTTON_LID_INIT_OPEN 0x01 +#define ACPI_BUTTON_LID_INIT_METHOD 0x02 #define _COMPONENT ACPI_BUTTON_COMPONENT ACPI_MODULE_NAME("button"); @@ -216,7 +217,7 @@ static int acpi_lid_notify_state(struct acpi_device *device, int state) } if (state) - pm_wakeup_event(&device->dev, 0); + pm_wakeup_hard_event(&device->dev); ret = blocking_notifier_call_chain(&acpi_lid_notifier, state, device); if (ret == NOTIFY_DONE) @@ -376,6 +377,9 @@ static void acpi_lid_initialize_state(struct acpi_device *device) case ACPI_BUTTON_LID_INIT_OPEN: (void)acpi_lid_notify_state(device, 1); break; + case ACPI_BUTTON_LID_INIT_METHOD: + (void)acpi_lid_update_state(device); + break; case ACPI_BUTTON_LID_INIT_IGNORE: default: break; @@ -398,7 +402,7 @@ static void acpi_button_notify(struct acpi_device *device, u32 event) } else { int keycode; - pm_wakeup_event(&device->dev, 0); + pm_wakeup_hard_event(&device->dev); if (button->suspended) break; @@ -530,6 +534,7 @@ static int acpi_button_add(struct acpi_device *device) lid_device = device; } + device_init_wakeup(&device->dev, true); printk(KERN_INFO PREFIX "%s [%s]\n", name, acpi_device_bid(device)); return 0; @@ -559,6 +564,9 @@ static int param_set_lid_init_state(const char *val, struct kernel_param *kp) if (!strncmp(val, "open", sizeof("open") - 1)) { lid_init_state = ACPI_BUTTON_LID_INIT_OPEN; pr_info("Notify initial lid state as open\n"); + } else if (!strncmp(val, "method", sizeof("method") - 1)) { + lid_init_state = ACPI_BUTTON_LID_INIT_METHOD; + pr_info("Notify initial lid state with _LID return value\n"); } else if (!strncmp(val, "ignore", sizeof("ignore") - 1)) { lid_init_state = ACPI_BUTTON_LID_INIT_IGNORE; pr_info("Do not notify initial lid state\n"); @@ -572,6 +580,8 @@ static int param_get_lid_init_state(char *buffer, struct kernel_param *kp) switch (lid_init_state) { case ACPI_BUTTON_LID_INIT_OPEN: return sprintf(buffer, "open"); + case ACPI_BUTTON_LID_INIT_METHOD: + return sprintf(buffer, "method"); case ACPI_BUTTON_LID_INIT_IGNORE: return sprintf(buffer, "ignore"); default: |