[PATCH 2/2] drm/radeon/kms: set DP link config properly for DP bridges

Alex Deucher alexdeucher at gmail.com
Thu Jun 16 07:06:17 PDT 2011


DP clock and lanes were not set properly for DP bridges.

Signed-off-by: Alex Deucher <alexdeucher at gmail.com>
---
 drivers/gpu/drm/radeon/radeon_encoders.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c
index aa2450b..f55b64c 100644
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -367,7 +367,8 @@ static bool radeon_atom_mode_fixup(struct drm_encoder *encoder,
 	}
 
 	if (ASIC_IS_DCE3(rdev) &&
-	    (radeon_encoder->active_device & (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT))) {
+	    ((radeon_encoder->active_device & (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) ||
+	     radeon_encoder_is_dp_bridge(encoder))) {
 		struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
 		radeon_dp_set_link_config(connector, mode);
 	}
-- 
1.7.1.1



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