Signed-off-by: Alex Deucher alexdeucher@gmail.com --- drivers/gpu/drm/radeon/radeon_encoders.c | 31 +++++++++++++++++++++++++---- 1 files changed, 26 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c index 76835b0..989ba26 100644 --- a/drivers/gpu/drm/radeon/radeon_encoders.c +++ b/drivers/gpu/drm/radeon/radeon_encoders.c @@ -743,6 +743,7 @@ union dig_encoder_control { DIG_ENCODER_CONTROL_PS_ALLOCATION v1; DIG_ENCODER_CONTROL_PARAMETERS_V2 v2; DIG_ENCODER_CONTROL_PARAMETERS_V3 v3; + DIG_ENCODER_CONTROL_PARAMETERS_V4 v4; };
void @@ -758,6 +759,7 @@ atombios_dig_encoder_setup(struct drm_encoder *encoder, int action) uint8_t frev, crev; int dp_clock = 0; int dp_lane_count = 0; + int hpd_id = RADEON_HPD_NONE;
if (connector) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); @@ -766,6 +768,7 @@ atombios_dig_encoder_setup(struct drm_encoder *encoder, int action)
dp_clock = dig_connector->dp_clock; dp_lane_count = dig_connector->dp_lane_count; + hpd_id = radeon_connector->hpd.hpd; }
/* no dig encoder assigned */ @@ -790,19 +793,36 @@ atombios_dig_encoder_setup(struct drm_encoder *encoder, int action) args.v1.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10); args.v1.ucEncoderMode = atombios_get_encoder_mode(encoder);
- if (args.v1.ucEncoderMode == ATOM_ENCODER_MODE_DP) { - if (dp_clock == 270000) - args.v1.ucConfig |= ATOM_ENCODER_CONFIG_DPLINKRATE_2_70GHZ; + if ((args.v1.ucEncoderMode == ATOM_ENCODER_MODE_DP) || + (args.v1.ucEncoderMode == ATOM_ENCODER_MODE_DP_MST)) args.v1.ucLaneNum = dp_lane_count; - } else if (radeon_encoder->pixel_clock > 165000) + else if (radeon_encoder->pixel_clock > 165000) args.v1.ucLaneNum = 8; else args.v1.ucLaneNum = 4;
- if (ASIC_IS_DCE4(rdev)) { + if (ASIC_IS_DCE5(rdev)) { + if ((args.v1.ucEncoderMode == ATOM_ENCODER_MODE_DP) || + (args.v1.ucEncoderMode == ATOM_ENCODER_MODE_DP_MST)) { + if (dp_clock == 270000) + args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_2_70GHZ; + else if (dp_clock == 540000) + args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_5_40GHZ; + } + args.v4.acConfig.ucDigSel = dig->dig_encoder; + args.v4.ucBitPerColor = PANEL_8BIT_PER_COLOR; + if (hpd_id == RADEON_HPD_NONE) + args.v4.ucHPD_ID = 0; + else + args.v4.ucHPD_ID = hpd_id + 1; + } else if (ASIC_IS_DCE4(rdev)) { + if ((args.v1.ucEncoderMode == ATOM_ENCODER_MODE_DP) && (dp_clock == 270000)) + args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V3_DPLINKRATE_2_70GHZ; args.v3.acConfig.ucDigSel = dig->dig_encoder; args.v3.ucBitPerColor = PANEL_8BIT_PER_COLOR; } else { + if ((args.v1.ucEncoderMode == ATOM_ENCODER_MODE_DP) && (dp_clock == 270000)) + args.v1.ucConfig |= ATOM_ENCODER_CONFIG_DPLINKRATE_2_70GHZ; switch (radeon_encoder->encoder_id) { case ENCODER_OBJECT_ID_INTERNAL_UNIPHY: args.v1.ucConfig = ATOM_ENCODER_CONFIG_V2_TRANSMITTER1; @@ -1538,6 +1558,7 @@ static int radeon_atom_pick_dig_encoder(struct drm_encoder *encoder) struct radeon_encoder_atom_dig *dig; uint32_t dig_enc_in_use = 0;
+ /* DCE4/5 */ if (ASIC_IS_DCE4(rdev)) { dig = radeon_encoder->enc_priv; if (ASIC_IS_DCE41(rdev)) {