diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2012-03-23 14:44:47 -0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2012-03-26 09:53:12 +0100 |
| commit | 017d213f649c6775e4a4349e50a5631a4e4c7308 (patch) | |
| tree | a07fe71740f6c9901ee43a54c4f2e5855866dece /drivers/gpu/drm/radeon/atombios_dp.c | |
| parent | 59365671464539dc695bbf4d4bf37aabfd8604f2 (diff) | |
drm/radeon/kms/atom: force bpc to 8 for now
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>
Cc: stable@kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/atombios_dp.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/atombios_dp.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c index 6c62be22680..c57d85664e7 100644 --- a/drivers/gpu/drm/radeon/atombios_dp.c +++ b/drivers/gpu/drm/radeon/atombios_dp.c @@ -405,10 +405,13 @@ static void dp_get_adjust_train(u8 link_status[DP_LINK_STATUS_SIZE], /* get bpc from the EDID */ static int convert_bpc_to_bpp(int bpc) { +#if 0 if (bpc == 0) return 24; else return bpc * 3; +#endif + return 24; } /* get the max pix clock supported by the link rate and lane num */ |