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path: root/drivers/acpi/button.c
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Diffstat (limited to 'drivers/acpi/button.c')
-rw-r--r--drivers/acpi/button.c17
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c
index 2345a5ee2dbb..a19ff3977ac4 100644
--- a/drivers/acpi/button.c
+++ b/drivers/acpi/button.c
@@ -21,6 +21,7 @@
#define pr_fmt(fmt) "ACPI: button: " fmt
+#include <linux/compiler.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
@@ -235,9 +236,6 @@ static int acpi_lid_notify_state(struct acpi_device *device, int state)
button->last_time = ktime_get();
}
- if (state)
- acpi_pm_wakeup_event(&device->dev);
-
ret = blocking_notifier_call_chain(&acpi_lid_notifier, state, device);
if (ret == NOTIFY_DONE)
ret = blocking_notifier_call_chain(&acpi_lid_notifier, state,
@@ -252,7 +250,8 @@ static int acpi_lid_notify_state(struct acpi_device *device, int state)
return ret;
}
-static int acpi_button_state_seq_show(struct seq_file *seq, void *offset)
+static int __maybe_unused acpi_button_state_seq_show(struct seq_file *seq,
+ void *offset)
{
struct acpi_device *device = seq->private;
int state;
@@ -366,7 +365,8 @@ int acpi_lid_open(void)
}
EXPORT_SYMBOL(acpi_lid_open);
-static int acpi_lid_update_state(struct acpi_device *device)
+static int acpi_lid_update_state(struct acpi_device *device,
+ bool signal_wakeup)
{
int state;
@@ -374,6 +374,9 @@ static int acpi_lid_update_state(struct acpi_device *device)
if (state < 0)
return state;
+ if (state && signal_wakeup)
+ acpi_pm_wakeup_event(&device->dev);
+
return acpi_lid_notify_state(device, state);
}
@@ -384,7 +387,7 @@ static void acpi_lid_initialize_state(struct acpi_device *device)
(void)acpi_lid_notify_state(device, 1);
break;
case ACPI_BUTTON_LID_INIT_METHOD:
- (void)acpi_lid_update_state(device);
+ (void)acpi_lid_update_state(device, false);
break;
case ACPI_BUTTON_LID_INIT_IGNORE:
default:
@@ -409,7 +412,7 @@ static void acpi_button_notify(struct acpi_device *device, u32 event)
users = button->input->users;
mutex_unlock(&button->input->mutex);
if (users)
- acpi_lid_update_state(device);
+ acpi_lid_update_state(device, true);
} else {
int keycode;