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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-02-15 15:19:45 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-02-15 15:19:45 -0800 |
| commit | 09f586b35d8503b57de1e0e9b19bc6b38e0d7319 (patch) | |
| tree | f66610ae231f67d5c1239aa3ef73f2941b513f56 /drivers/acpi/video_detect.c | |
| parent | b9d4ba6b48e9467e2e72bd6fb296b75024466b93 (diff) | |
| parent | dc3397437d740dd7ba5b8d1bf548b7288f564152 (diff) | |
Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6
* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6:
ACPI / Video: Probe for output switch method when searching video devices.
ACPI / Wakeup: Enable button GPEs unconditionally during initialization
ACPI / ACPICA: Avoid crashing if _PRW is defined for the root object
ACPI: Fix acpi_os_read_memory() and acpi_os_write_memory() (v2)
Diffstat (limited to 'drivers/acpi/video_detect.c')
| -rw-r--r-- | drivers/acpi/video_detect.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c index 42d3d72dae8..5af3479714f 100644 --- a/drivers/acpi/video_detect.c +++ b/drivers/acpi/video_detect.c @@ -82,6 +82,11 @@ long acpi_is_video_device(struct acpi_device *device) if (!device) return 0; + /* Is this device able to support video switching ? */ + if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_DOD", &h_dummy)) || + ACPI_SUCCESS(acpi_get_handle(device->handle, "_DOS", &h_dummy))) + video_caps |= ACPI_VIDEO_OUTPUT_SWITCHING; + /* Is this device able to retrieve a video ROM ? */ if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_ROM", &h_dummy))) video_caps |= ACPI_VIDEO_ROM_AVAILABLE; |