From: Alex Deucher Date: Wed, 12 Oct 2011 22:44:32 +0000 (-0400) Subject: drm/radeon/kms/DCE4.1: fix dig encoder to transmitter mapping X-Git-Tag: firefly_0821_release~3680^2~4352^2~3 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=3a6dea31453a101bd5e9e9c89a79f4fcb6b0342e;p=firefly-linux-kernel-4.4.55.git 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 Signed-off-by: Dave Airlie --- diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c index 8a171b21b453..a90d9eeb96a3 100644 --- a/drivers/gpu/drm/radeon/radeon_encoders.c +++ b/drivers/gpu/drm/radeon/radeon_encoders.c @@ -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: