diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_dp_mst.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_dp_mst.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_dp_mst.c b/drivers/gpu/drm/radeon/radeon_dp_mst.c index c9ff4cf4c4e7..c4b4c0233937 100644 --- a/drivers/gpu/drm/radeon/radeon_dp_mst.c +++ b/drivers/gpu/drm/radeon/radeon_dp_mst.c @@ -520,11 +520,17 @@ static bool radeon_mst_mode_fixup(struct drm_encoder *encoder, drm_mode_set_crtcinfo(adjusted_mode, 0); { struct radeon_connector_atom_dig *dig_connector; + int ret; dig_connector = mst_enc->connector->con_priv; - dig_connector->dp_lane_count = drm_dp_max_lane_count(dig_connector->dpcd); - dig_connector->dp_clock = radeon_dp_get_max_link_rate(&mst_enc->connector->base, - dig_connector->dpcd); + ret = radeon_dp_get_dp_link_config(&mst_enc->connector->base, + dig_connector->dpcd, adjusted_mode->clock, + &dig_connector->dp_lane_count, + &dig_connector->dp_clock); + if (ret) { + dig_connector->dp_lane_count = 0; + dig_connector->dp_clock = 0; + } DRM_DEBUG_KMS("dig clock %p %d %d\n", dig_connector, dig_connector->dp_lane_count, dig_connector->dp_clock); } |