| Message ID | 20211110080012.20759-3-jammy_huang@aspeedtech.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | Fix incorrect resolution detected | expand |
diff --git a/drivers/media/platform/aspeed-video.c b/drivers/media/platform/aspeed-video.c index 996afbb87ee9..625a77ddb479 100644 --- a/drivers/media/platform/aspeed-video.c +++ b/drivers/media/platform/aspeed-video.c @@ -1208,8 +1208,8 @@ static void aspeed_video_init_regs(struct aspeed_video *video) aspeed_video_write(video, VE_MODE_DETECT, FIELD_PREP(VE_MODE_DT_HOR_TOLER, 2) | FIELD_PREP(VE_MODE_DT_VER_TOLER, 2) | - FIELD_PREP(VE_MODE_DT_HOR_STABLE, 6) | - FIELD_PREP(VE_MODE_DT_VER_STABLE, 6) | + FIELD_PREP(VE_MODE_DT_HOR_STABLE, 10) | + FIELD_PREP(VE_MODE_DT_VER_STABLE, 10) | FIELD_PREP(VE_MODE_DT_EDG_THROD, 0x65)); aspeed_video_write(video, VE_BCD_CTRL, 0);
During successive timing-change, resolution detected could be incorrect, for example. Using remote KVM to do Centos-8.2 installation, the timing detected could be only 1920x471 for 1920x1200. Increase min-required-count of stable signal to fix the problem. Fixes: d2b4387f3bdf ("media: platform: Add Aspeed Video Engine driver") Signed-off-by: Jammy Huang <jammy_huang@aspeedtech.com> --- drivers/media/platform/aspeed-video.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)