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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>
This commit is contained in:
Alex Deucher 2012-03-20 17:18:05 -04:00 committed by Dave Airlie
parent f3f1f03ed0
commit 47aef7a892
1 changed files with 57 additions and 0 deletions
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57
drivers/gpu/drm/radeon/atombios_encoders.c
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@ -703,6 +703,7 @@ union dig_transmitter_control {
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 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t
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 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t
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 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t
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;