diff options
| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2014-07-27 23:53:22 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2014-07-27 23:53:22 +0200 |
| commit | a60b23994e405f65430ba5b7cdf616221b4367b7 (patch) | |
| tree | c7185af2b497e8b24e53e649c49b045fcc1fcb1a /drivers | |
| parent | 8989e1cc35736b03948748343fb5ba42eb3bbfb8 (diff) | |
| parent | bd9b2f9aff26c185c1f8e0cd08a850ee4ace391a (diff) | |
Merge branch 'acpi-gpe'
* acpi-gpe:
ACPI / scan: No implicit wake notification for buttons
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/acpi/scan.c | 29 |
1 files changed, 16 insertions, 13 deletions
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index f775fa0d850f..0afa66050370 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -1421,14 +1421,13 @@ static int acpi_bus_extract_wakeup_device_power_package(acpi_handle handle, wakeup->sleep_state = sleep_state; } } - acpi_setup_gpe_for_wake(handle, wakeup->gpe_device, wakeup->gpe_number); out: kfree(buffer.pointer); return err; } -static void acpi_bus_set_run_wake_flags(struct acpi_device *device) +static void acpi_wakeup_gpe_init(struct acpi_device *device) { struct acpi_device_id button_device_ids[] = { {"PNP0C0C", 0}, @@ -1436,29 +1435,33 @@ static void acpi_bus_set_run_wake_flags(struct acpi_device *device) {"PNP0C0E", 0}, {"", 0}, }; + struct acpi_device_wakeup *wakeup = &device->wakeup; acpi_status status; acpi_event_status event_status; - device->wakeup.flags.notifier_present = 0; + wakeup->flags.notifier_present = 0; /* Power button, Lid switch always enable wakeup */ if (!acpi_match_device_ids(device, button_device_ids)) { - device->wakeup.flags.run_wake = 1; + wakeup->flags.run_wake = 1; if (!acpi_match_device_ids(device, &button_device_ids[1])) { /* Do not use Lid/sleep button for S5 wakeup */ - if (device->wakeup.sleep_state == ACPI_STATE_S5) - device->wakeup.sleep_state = ACPI_STATE_S4; + if (wakeup->sleep_state == ACPI_STATE_S5) + wakeup->sleep_state = ACPI_STATE_S4; } + acpi_mark_gpe_for_wake(wakeup->gpe_device, wakeup->gpe_number); device_set_wakeup_capable(&device->dev, true); return; } - status = acpi_get_gpe_status(device->wakeup.gpe_device, - device->wakeup.gpe_number, - &event_status); - if (status == AE_OK) - device->wakeup.flags.run_wake = - !!(event_status & ACPI_EVENT_FLAG_HANDLE); + acpi_setup_gpe_for_wake(device->handle, wakeup->gpe_device, + wakeup->gpe_number); + status = acpi_get_gpe_status(wakeup->gpe_device, wakeup->gpe_number, + &event_status); + if (ACPI_FAILURE(status)) + return; + + wakeup->flags.run_wake = !!(event_status & ACPI_EVENT_FLAG_HANDLE); } static void acpi_bus_get_wakeup_device_flags(struct acpi_device *device) @@ -1478,7 +1481,7 @@ static void acpi_bus_get_wakeup_device_flags(struct acpi_device *device) device->wakeup.flags.valid = 1; device->wakeup.prepare_count = 0; - acpi_bus_set_run_wake_flags(device); + acpi_wakeup_gpe_init(device); /* Call _PSW/_DSW object to disable its ability to wake the sleeping * system for the ACPI device with the _PRW object. * The _PSW object is depreciated in ACPI 3.0 and is replaced by _DSW. |