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authorAlex Deucher <alexander.deucher@amd.com>2011-10-05 18:36:50 -0400
committerGreg Kroah-Hartman <gregkh@suse.de>2011-10-16 14:14:54 -0700
commit00b8e8ceece20db990b1fbb11f1d6051a276436b (patch)
tree16d107bdecff8a5fd93c700f21a671ffddb061e0 /drivers/gpu
parent3450eab782ae71a60f33969fd7e8d793b08ae980 (diff)
drm/radeon/kms: use hardcoded dig encoder to transmitter mapping for DCE4.1
commit cb7cf41961fe10773c491c75ae73539ad4bbed66 upstream. The encoders are supposedly fully routeable, but changing the mapping doesn't always seem to take. Using a hardcoded mapping is much more reliable. Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=41366 Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Tested-by: Simon Farnsworth <simon.farnsworth@onelan.co.uk> Signed-off-by: Dave Airlie <airlied@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/radeon/radeon_encoders.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c
index 13690f3eb4a4..8a171b21b453 100644
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -1755,9 +1755,12 @@ static int radeon_atom_pick_dig_encoder(struct drm_encoder *encoder)
/* DCE4/5 */
if (ASIC_IS_DCE4(rdev)) {
dig = radeon_encoder->enc_priv;
- if (ASIC_IS_DCE41(rdev))
- return radeon_crtc->crtc_id;
- else {
+ if (ASIC_IS_DCE41(rdev)) {
+ if (dig->linkb)
+ return 1;
+ else
+ return 0;
+ } else {
switch (radeon_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
if (dig->linkb)