drm/radeon/kms/DCE4.1: fix Select_CrtcSource EncodeMode setting for DP bridges (v2)

[pandora-kernel.git] / drivers / gpu / drm / radeon / radeon_encoders.c

diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c
index 13690f3..eb3f6dc 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -1638,7 +1638,17 @@ atombios_set_encoder_crtc_source(struct drm_encoder *encoder)
                        break;
                case 2:
                        args.v2.ucCRTC = radeon_crtc->crtc_id;
-                       args.v2.ucEncodeMode = atombios_get_encoder_mode(encoder);
+                       if (radeon_encoder_is_dp_bridge(encoder)) {
+                               struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
+
+                               if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS)
+                                       args.v2.ucEncodeMode = ATOM_ENCODER_MODE_LVDS;
+                               else if (connector->connector_type == DRM_MODE_CONNECTOR_VGA)
+                                       args.v2.ucEncodeMode = ATOM_ENCODER_MODE_CRT;
+                               else
+                                       args.v2.ucEncodeMode = atombios_get_encoder_mode(encoder);
+                       } else
+                               args.v2.ucEncodeMode = atombios_get_encoder_mode(encoder);
                        switch (radeon_encoder->encoder_id) {
                        case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
                        case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
@@ -1755,9 +1765,17 @@ 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)) {
+                       /* 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:
                                if (dig->linkb)