drm/radeon/kms/atom: add support for DCE6.x dig transmitters
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/atombios_encoders.c b/drivers/gpu/drm/radeon/atombios_encoders.c
index b88c460..28b55da 100644
--- a/drivers/gpu/drm/radeon/atombios_encoders.c
+++ b/drivers/gpu/drm/radeon/atombios_encoders.c
@@ -703,6 +703,7 @@
DIG_TRANSMITTER_CONTROL_PARAMETERS_V2 v2;
DIG_TRANSMITTER_CONTROL_PARAMETERS_V3 v3;
DIG_TRANSMITTER_CONTROL_PARAMETERS_V4 v4;
+ DIG_TRANSMITTER_CONTROL_PARAMETERS_V1_5 v5;
};
void
@@ -723,6 +724,7 @@
int connector_object_id = 0;
int igp_lane_info = 0;
int dig_encoder = dig->dig_encoder;
+ int hpd_id = RADEON_HPD_NONE;
if (action == ATOM_TRANSMITTER_ACTION_INIT) {
connector = radeon_get_connector_for_encoder_init(encoder);
@@ -738,6 +740,7 @@
struct radeon_connector_atom_dig *dig_connector =
radeon_connector->con_priv;
+ hpd_id = radeon_connector->hpd.hpd;
dp_clock = dig_connector->dp_clock;
dp_lane_count = dig_connector->dp_lane_count;
connector_object_id =
@@ -1003,6 +1006,60 @@
args.v4.acConfig.fDualLinkConnector = 1;
}
break;
+ case 5:
+ args.v5.ucAction = action;
+ if (is_dp)
+ args.v5.usSymClock = cpu_to_le16(dp_clock / 10);
+ else
+ args.v5.usSymClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
+
+ switch (radeon_encoder->encoder_id) {
+ case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
+ if (dig->linkb)
+ args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYB;
+ else
+ args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYA;
+ break;
+ case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
+ if (dig->linkb)
+ args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYD;
+ else
+ args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYC;
+ break;
+ case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
+ if (dig->linkb)
+ args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYF;
+ else
+ args.v5.ucPhyId = ATOM_PHY_ID_UNIPHYE;
+ break;
+ }
+ if (is_dp)
+ args.v5.ucLaneNum = dp_lane_count;
+ else if (radeon_encoder->pixel_clock > 165000)
+ args.v5.ucLaneNum = 8;
+ else
+ args.v5.ucLaneNum = 4;
+ args.v5.ucConnObjId = connector_object_id;
+ args.v5.ucDigMode = atombios_get_encoder_mode(encoder);
+
+ if (is_dp && rdev->clock.dp_extclk)
+ args.v5.asConfig.ucPhyClkSrcId = ENCODER_REFCLK_SRC_EXTCLK;
+ else
+ args.v5.asConfig.ucPhyClkSrcId = pll_id;
+
+ if (is_dp)
+ args.v5.asConfig.ucCoherentMode = 1; /* DP requires coherent */
+ else if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
+ if (dig->coherent_mode)
+ args.v5.asConfig.ucCoherentMode = 1;
+ }
+ if (hpd_id == RADEON_HPD_NONE)
+ args.v5.asConfig.ucHPDSel = 0;
+ else
+ args.v5.asConfig.ucHPDSel = hpd_id + 1;
+ args.v5.ucDigEncoderSel = 1 << dig_encoder;
+ args.v5.ucDPLaneSet = lane_set;
+ break;
default:
DRM_ERROR("Unknown table version %d, %d\n", frev, crev);
break;