diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_encoders.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_encoders.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c index c6981dfd915..63f4964e8d2 100644 --- a/drivers/gpu/drm/radeon/radeon_encoders.c +++ b/drivers/gpu/drm/radeon/radeon_encoders.c @@ -990,6 +990,36 @@ 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_set_edp_panel_power(struct drm_connector *connector, int action) +{ + struct radeon_connector *radeon_connector = to_radeon_connector(connector); + struct drm_device *dev = radeon_connector->base.dev; + struct radeon_device *rdev = dev->dev_private; + union dig_transmitter_control args; + int index = GetIndexIntoMasterTable(COMMAND, UNIPHYTransmitterControl); + uint8_t frev, crev; + + if (connector->connector_type != DRM_MODE_CONNECTOR_eDP) + return; + + if (!ASIC_IS_DCE4(rdev)) + return; + + if ((action != ATOM_TRANSMITTER_ACTION_POWER_ON) || + (action != ATOM_TRANSMITTER_ACTION_POWER_OFF)) + return; + + if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev)) + return; + + memset(&args, 0, sizeof(args)); + + args.v1.ucAction = action; + + atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); +} + static void atombios_yuv_setup(struct drm_encoder *encoder, bool enable) { @@ -1094,6 +1124,15 @@ radeon_atom_encoder_dpms(struct drm_encoder *encoder, int mode) if (atombios_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_DP) { struct drm_connector *connector = radeon_get_connector_for_encoder(encoder); + if (connector && + (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) { + struct radeon_connector *radeon_connector = to_radeon_connector(connector); + struct radeon_connector_atom_dig *radeon_dig_connector = + radeon_connector->con_priv; + atombios_set_edp_panel_power(connector, + ATOM_TRANSMITTER_ACTION_POWER_ON); + radeon_dig_connector->edp_on = true; + } dp_link_train(encoder, connector); if (ASIC_IS_DCE4(rdev)) atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_DP_VIDEO_ON); @@ -1106,8 +1145,19 @@ radeon_atom_encoder_dpms(struct drm_encoder *encoder, int mode) case DRM_MODE_DPMS_OFF: atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE_OUTPUT, 0, 0); if (atombios_get_encoder_mode(encoder) == ATOM_ENCODER_MODE_DP) { + struct drm_connector *connector = radeon_get_connector_for_encoder(encoder); + if (ASIC_IS_DCE4(rdev)) atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_DP_VIDEO_OFF); + if (connector && + (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) { + struct radeon_connector *radeon_connector = to_radeon_connector(connector); + struct radeon_connector_atom_dig *radeon_dig_connector = + radeon_connector->con_priv; + atombios_set_edp_panel_power(connector, + ATOM_TRANSMITTER_ACTION_POWER_OFF); + radeon_dig_connector->edp_on = false; + } } if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_LCD_BLOFF, 0, 0); |