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drm/radeon/kms/DCE4.1: fix dig encoder to transmitter mapping 

llano has fully routeable dig encoders similar to DCE3.2 while
ontario has a hardcoded mapping similar to DCE4.0.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Alex Deucher 2011-10-12 18:44:32 -04:00 committed by Dave Airlie
parent e22469ca88
commit 3a6dea3145
1 changed files with 9 additions and 4 deletions
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13
drivers/gpu/drm/radeon/radeon_encoders.c
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@ -1756,10 +1756,15 @@ static int radeon_atom_pick_dig_encoder(struct drm_encoder *encoder)
if (ASIC_IS_DCE4(rdev)) {
dig = radeon_encoder->enc_priv;
if (ASIC_IS_DCE41(rdev)) {
if (dig->linkb)
return 1;
else
return 0;
/* ontario follows DCE4 */
if (rdev->family == CHIP_PALM) {
if (dig->linkb)
return 1;
else
return 0;
} else
/* llano follows DCE3.2 */
return radeon_crtc->crtc_id;
} else {
switch (radeon_encoder->encoder_id) {
case ENCODER_OBJECT_ID_INTERNAL_UNIPHY: