apfs/linux-apfs
0
0
Fork 0
mirror of https://github.com/linux-apfs/linux-apfs.git synced 2026-05-01 15:00:59 -07:00
Code Issues Packages Projects Releases Wiki Activity

ACPI video: check cap._DDC flag before getting EDID

Browse Source 
cap._DDC is defined but never used.
Check this flag now and don't try to get EDID for video output devices with this flag cleared.

Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Zhang Rui
2010-12-06 15:04:24 +08:00
committed by Len Brown
parent 677bd810ee
commit 8206955255
1 changed files with 3 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/acpi/video.c
+3
View File
@@ -1275,6 +1275,9 @@ int acpi_video_get_edid(struct acpi_device *device, int type, int device_id,
if (!video_device)
continue;
if (!video_device->cap._DDC)
continue;
if (type) {
switch (type) {
case ACPI_VIDEO_DISPLAY_CRT: