diff options
| author |   Dave Airlie <airlied@redhat.com> | 2015-02-24 09:24:01 +1000 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2015-03-19 12:26:49 -0400 |
| commit | bf071900c347c43f9d982df5209191fc45cbc3a4 (patch) | |
| tree | dc03d21d6393e786241f31878af4a488a60408b1 /drivers/gpu/drm/radeon/atombios_encoders.c | |
| parent | drm/radeon: add some MST registers (diff) | |
| download | linux-dev-bf071900c347c43f9d982df5209191fc45cbc3a4.tar.xz linux-dev-bf071900c347c43f9d982df5209191fc45cbc3a4.zip | |
drm/radeon: add new atombios encoder/transmitter interfaces
These allow overriding the encoder id with the frontend,
we need this for setting up MST.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/atombios_encoders.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/atombios_encoders.c | 29 |
1 files changed, 24 insertions, 5 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_encoders.c b/drivers/gpu/drm/radeon/atombios_encoders.c index c39c1d0d9d4e..eb575a854330 100644 --- a/drivers/gpu/drm/radeon/atombios_encoders.c +++ b/drivers/gpu/drm/radeon/atombios_encoders.c @@ -823,7 +823,7 @@ union dig_encoder_control { }; void -atombios_dig_encoder_setup(struct drm_encoder *encoder, int action, int panel_mode) +atombios_dig_encoder_setup2(struct drm_encoder *encoder, int action, int panel_mode, int enc_override) { struct drm_device *dev = encoder->dev; struct radeon_device *rdev = dev->dev_private; @@ -920,7 +920,10 @@ atombios_dig_encoder_setup(struct drm_encoder *encoder, int action, int panel_mo if (ENCODER_MODE_IS_DP(args.v3.ucEncoderMode) && (dp_clock == 270000)) args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V3_DPLINKRATE_2_70GHZ; - args.v3.acConfig.ucDigSel = dig->dig_encoder; + if (enc_override != -1) + args.v3.acConfig.ucDigSel = enc_override; + else + args.v3.acConfig.ucDigSel = dig->dig_encoder; args.v3.ucBitPerColor = radeon_atom_get_bpc(encoder); break; case 4: @@ -948,7 +951,11 @@ atombios_dig_encoder_setup(struct drm_encoder *encoder, int action, int panel_mo else args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_1_62GHZ; } - args.v4.acConfig.ucDigSel = dig->dig_encoder; + + if (enc_override != -1) + args.v4.acConfig.ucDigSel = enc_override; + else + args.v4.acConfig.ucDigSel = dig->dig_encoder; args.v4.ucBitPerColor = radeon_atom_get_bpc(encoder); if (hpd_id == RADEON_HPD_NONE) args.v4.ucHPD_ID = 0; @@ -969,6 +976,12 @@ atombios_dig_encoder_setup(struct drm_encoder *encoder, int action, int panel_mo } +void +atombios_dig_encoder_setup(struct drm_encoder *encoder, int action, int panel_mode) +{ + atombios_dig_encoder_setup2(encoder, action, panel_mode, -1); +} + union dig_transmitter_control { DIG_TRANSMITTER_CONTROL_PS_ALLOCATION v1; DIG_TRANSMITTER_CONTROL_PARAMETERS_V2 v2; @@ -978,7 +991,7 @@ union dig_transmitter_control { }; void -atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t lane_num, uint8_t lane_set) +atombios_dig_transmitter_setup2(struct drm_encoder *encoder, int action, uint8_t lane_num, uint8_t lane_set, int fe) { struct drm_device *dev = encoder->dev; struct radeon_device *rdev = dev->dev_private; @@ -1328,7 +1341,7 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t args.v5.asConfig.ucHPDSel = 0; else args.v5.asConfig.ucHPDSel = hpd_id + 1; - args.v5.ucDigEncoderSel = 1 << dig_encoder; + args.v5.ucDigEncoderSel = (fe != -1) ? (1 << fe) : (1 << dig_encoder); args.v5.ucDPLaneSet = lane_set; break; default: @@ -1344,6 +1357,12 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); } +void +atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t lane_num, uint8_t lane_set) +{ + atombios_dig_transmitter_setup2(encoder, action, lane_num, lane_set, -1); +} + bool atombios_set_edp_panel_power(struct drm_connector *connector, int action) { |