1 files changed, 10 insertions, 2 deletions

diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c
index c52fc3080b67..30293bec0801 100644
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -865,6 +865,8 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t
                 else if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
                         if (dig->coherent_mode)
                                 args.v3.acConfig.fCoherentMode = 1;
+                        if (radeon_encoder->pixel_clock > 165000)
+                                args.v3.acConfig.fDualLinkConnector = 1;
                 }
         } else if (ASIC_IS_DCE32(rdev)) {
                 args.v2.acConfig.ucEncoderSel = dig->dig_encoder;
@@ -888,6 +890,8 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t
                 else if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
                         if (dig->coherent_mode)
                                 args.v2.acConfig.fCoherentMode = 1;
+                        if (radeon_encoder->pixel_clock > 165000)
+                                args.v2.acConfig.fDualLinkConnector = 1;
                 }
         } else {
                 args.v1.ucConfig = ATOM_TRANSMITTER_CONFIG_CLKSRC_PPLL;
@@ -1373,8 +1377,12 @@ radeon_atom_encoder_mode_set(struct drm_encoder *encoder,
         case ENCODER_OBJECT_ID_INTERNAL_DAC2:
         case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
                 atombios_dac_setup(encoder, ATOM_ENABLE);
-                if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT))
-                        atombios_tv_setup(encoder, ATOM_ENABLE);
+                if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT)) {
+                        if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT))
+                                atombios_tv_setup(encoder, ATOM_ENABLE);
+                        else
+                                atombios_tv_setup(encoder, ATOM_DISABLE);
+                }
                 break;
         }
         atombios_apply_encoder_quirks(encoder, adjusted_mode);