diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2012-03-23 14:44:47 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-04-02 10:32:21 -0700 |
| commit | a1e1b0fc33709534fc2983500328fcb416127b8e (patch) | |
| tree | f9eb1f95d7d9c6d447cc9ec16824a4318d776db2 /drivers/gpu/drm/radeon/atombios_crtc.c | |
| parent | 49fb980ccf05caf4abb5390b41bd027d0acc82f4 (diff) | |
drm/radeon/kms/atom: force bpc to 8 for now
commit 017d213f649c6775e4a4349e50a5631a4e4c7308 upstream.
Using the bpc (bits per color) specified by the monitor
can cause problems in some cases. Until we get a better
handle on how to deal with those cases, just use a bpc of 8.
Reported-by: Lennert Buytenhek <buytenh@wantstofly.org>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm/radeon/atombios_crtc.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/atombios_crtc.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c index 742f17f009a9..24ed30649be9 100644 --- a/drivers/gpu/drm/radeon/atombios_crtc.c +++ b/drivers/gpu/drm/radeon/atombios_crtc.c @@ -550,8 +550,8 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc, if (encoder->crtc == crtc) { radeon_encoder = to_radeon_encoder(encoder); connector = radeon_get_connector_for_encoder(encoder); - if (connector && connector->display_info.bpc) - bpc = connector->display_info.bpc; + /* if (connector && connector->display_info.bpc) + bpc = connector->display_info.bpc; */ encoder_mode = atombios_get_encoder_mode(encoder); is_duallink = radeon_dig_monitor_is_duallink(encoder, mode->clock); if ((radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT | ATOM_DEVICE_DFP_SUPPORT)) || @@ -922,7 +922,9 @@ static void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode struct radeon_connector_atom_dig *dig_connector = radeon_connector->con_priv; int dp_clock; - bpc = connector->display_info.bpc; + + /* if (connector->display_info.bpc) + bpc = connector->display_info.bpc; */ switch (encoder_mode) { case ATOM_ENCODER_MODE_DP_MST: |