diff options
| author | Alex Deucher <alexdeucher@gmail.com> | 2010-07-21 19:37:21 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-08-02 10:29:39 -0700 |
| commit | 29961d36ea65dd55e0404443f56047a545c30181 (patch) | |
| tree | e518a57c184827dbf94e7e023b6a7a8453d1039c /drivers | |
| parent | d1a231bfcbb97ff68279cba07310ea1accf107e6 (diff) | |
| download | lwn-29961d36ea65dd55e0404443f56047a545c30181.tar.gz lwn-29961d36ea65dd55e0404443f56047a545c30181.zip | |
drm/radeon/kms: fix legacy LVDS dpms sequence
commit 15cb02c0a0338ee724bf23e31c7c410ecbffeeba upstream.
Add delay after turning off the LVDS encoder.
Fixes:
https://bugzilla.kernel.org/show_bug.cgi?id=16389
Tested-by: Jan Kreuzer <kontrollator@gmx.de>
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_legacy_encoders.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c index 0274abe17ad9..d84439254eb3 100644 --- a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c +++ b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c @@ -108,6 +108,7 @@ static void radeon_legacy_lvds_dpms(struct drm_encoder *encoder, int mode) udelay(panel_pwr_delay * 1000); WREG32(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl); WREG32_PLL(RADEON_PIXCLKS_CNTL, pixclks_cntl); + udelay(panel_pwr_delay * 1000); break; } |