drm/radeon/kms/atom/dce3: call transmitter init on mode set

Generally this is done at post, but might not always be done
with softboot or for connectors on docking stations.

Could probably be done once when the driver loads/resumes
rather than on each mode set.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 10 insertions, 10 deletions

diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c
index 355b0fbed927..d42bc512d75a 100644
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -722,14 +722,17 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action)
         atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev);
 
         args.v1.ucAction = action;
-
+        if (action == ATOM_TRANSMITTER_ACTION_INIT) {
+                args.v1.usInitInfo = radeon_connector->connector_object_id;
+        } else {
+                if (radeon_encoder->pixel_clock > 165000)
+                        args.v1.usPixelClock = cpu_to_le16((radeon_encoder->pixel_clock / 2) / 10);
+                else
+                        args.v1.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
+        }
         if (ASIC_IS_DCE32(rdev)) {
-                if (radeon_encoder->pixel_clock > 165000) {
+                if (radeon_encoder->pixel_clock > 165000)
                         args.v2.usPixelClock = cpu_to_le16((radeon_encoder->pixel_clock / 2) / 10);
-                        args.v2.acConfig.fDualLinkConnector = 1;
-                } else {
-                        args.v2.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
-                }
                 if (dig->dig_block)
                         args.v2.acConfig.ucEncoderSel = 1;
 
@@ -754,10 +757,6 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action)
                 }
         } else {
                 args.v1.ucConfig = ATOM_TRANSMITTER_CONFIG_CLKSRC_PPLL;
-                if (radeon_encoder->pixel_clock > 165000)
-                        args.v1.usPixelClock = cpu_to_le16((radeon_encoder->pixel_clock / 2) / 10);
-                else
-                        args.v1.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
 
                 switch (radeon_encoder->encoder_id) {
                 case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
@@ -1140,6 +1139,7 @@ radeon_atom_encoder_mode_set(struct drm_encoder *encoder,
 
                 /* setup and enable the encoder and transmitter */
                 atombios_dig_encoder_setup(encoder, ATOM_ENABLE);
+                atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_INIT);
                 atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_SETUP);
                 atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE);
                 break;