diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/atombios_encoders.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/atombios_encoders.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_encoders.c b/drivers/gpu/drm/radeon/atombios_encoders.c index 980cbccdf1a7..f57c1ab617bc 100644 --- a/drivers/gpu/drm/radeon/atombios_encoders.c +++ b/drivers/gpu/drm/radeon/atombios_encoders.c @@ -671,7 +671,15 @@ atombios_get_encoder_mode(struct drm_encoder *encoder) struct drm_connector *connector; struct radeon_connector *radeon_connector; struct radeon_connector_atom_dig *dig_connector; + struct radeon_encoder_atom_dig *dig_enc; + if (radeon_encoder_is_digital(encoder)) { + dig_enc = radeon_encoder->enc_priv; + if (dig_enc->active_mst_links) + return ATOM_ENCODER_MODE_DP_MST; + } + if (radeon_encoder->is_mst_encoder || radeon_encoder->offset) + return ATOM_ENCODER_MODE_DP_MST; /* dp bridges are always DP */ if (radeon_encoder_get_dp_bridge_encoder_id(encoder) != ENCODER_OBJECT_ID_NONE) return ATOM_ENCODER_MODE_DP; @@ -1706,6 +1714,11 @@ radeon_atom_encoder_dpms_dig(struct drm_encoder *encoder, int mode) case DRM_MODE_DPMS_STANDBY: case DRM_MODE_DPMS_SUSPEND: case DRM_MODE_DPMS_OFF: + + /* don't power off encoders with active MST links */ + if (dig->active_mst_links) + return; + if (ASIC_IS_DCE4(rdev)) { if (ENCODER_MODE_IS_DP(atombios_get_encoder_mode(encoder)) && connector) atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_DP_VIDEO_OFF, 0); @@ -1974,6 +1987,53 @@ atombios_set_encoder_crtc_source(struct drm_encoder *encoder) radeon_atombios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id); } +void +atombios_set_mst_encoder_crtc_source(struct drm_encoder *encoder, int fe) +{ + struct drm_device *dev = encoder->dev; + struct radeon_device *rdev = dev->dev_private; + struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc); + int index = GetIndexIntoMasterTable(COMMAND, SelectCRTC_Source); + uint8_t frev, crev; + union crtc_source_param args; + + memset(&args, 0, sizeof(args)); + + if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev)) + return; + + if (frev != 1 && crev != 2) + DRM_ERROR("Unknown table for MST %d, %d\n", frev, crev); + + args.v2.ucCRTC = radeon_crtc->crtc_id; + args.v2.ucEncodeMode = ATOM_ENCODER_MODE_DP_MST; + + switch (fe) { + case 0: + args.v2.ucEncoderID = ASIC_INT_DIG1_ENCODER_ID; + break; + case 1: + args.v2.ucEncoderID = ASIC_INT_DIG2_ENCODER_ID; + break; + case 2: + args.v2.ucEncoderID = ASIC_INT_DIG3_ENCODER_ID; + break; + case 3: + args.v2.ucEncoderID = ASIC_INT_DIG4_ENCODER_ID; + break; + case 4: + args.v2.ucEncoderID = ASIC_INT_DIG5_ENCODER_ID; + break; + case 5: + args.v2.ucEncoderID = ASIC_INT_DIG6_ENCODER_ID; + break; + case 6: + args.v2.ucEncoderID = ASIC_INT_DIG7_ENCODER_ID; + break; + } + atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); +} + static void atombios_apply_encoder_quirks(struct drm_encoder *encoder, struct drm_display_mode *mode) |