diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_encoders.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_encoders.c | 252 |
1 files changed, 207 insertions, 45 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c index b4274883227f..1b557554696e 100644 --- a/drivers/gpu/drm/radeon/radeon_encoders.c +++ b/drivers/gpu/drm/radeon/radeon_encoders.c @@ -229,6 +229,22 @@ radeon_get_connector_for_encoder(struct drm_encoder *encoder) return NULL; } +static struct drm_connector * +radeon_get_connector_for_encoder_init(struct drm_encoder *encoder) +{ + struct drm_device *dev = encoder->dev; + struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + struct drm_connector *connector; + struct radeon_connector *radeon_connector; + + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + radeon_connector = to_radeon_connector(connector); + if (radeon_encoder->devices & radeon_connector->devices) + return connector; + } + return NULL; +} + struct drm_encoder *radeon_atom_get_external_encoder(struct drm_encoder *encoder) { struct drm_device *dev = encoder->dev; @@ -250,6 +266,25 @@ struct drm_encoder *radeon_atom_get_external_encoder(struct drm_encoder *encoder return NULL; } +bool radeon_encoder_is_dp_bridge(struct drm_encoder *encoder) +{ + struct drm_encoder *other_encoder = radeon_atom_get_external_encoder(encoder); + + if (other_encoder) { + struct radeon_encoder *radeon_encoder = to_radeon_encoder(other_encoder); + + switch (radeon_encoder->encoder_id) { + case ENCODER_OBJECT_ID_TRAVIS: + case ENCODER_OBJECT_ID_NUTMEG: + return true; + default: + return false; + } + } + + return false; +} + void radeon_panel_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *adjusted_mode) { @@ -621,6 +656,10 @@ atombios_get_encoder_mode(struct drm_encoder *encoder) struct radeon_connector *radeon_connector; struct radeon_connector_atom_dig *dig_connector; + /* dp bridges are always DP */ + if (radeon_encoder_is_dp_bridge(encoder)) + return ATOM_ENCODER_MODE_DP; + connector = radeon_get_connector_for_encoder(encoder); if (!connector) { switch (radeon_encoder->encoder_id) { @@ -668,7 +707,6 @@ atombios_get_encoder_mode(struct drm_encoder *encoder) return ATOM_ENCODER_MODE_LVDS; break; case DRM_MODE_CONNECTOR_DisplayPort: - case DRM_MODE_CONNECTOR_eDP: dig_connector = radeon_connector->con_priv; if ((dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_DISPLAYPORT) || (dig_connector->dp_sink_type == CONNECTOR_OBJECT_ID_eDP)) @@ -682,6 +720,8 @@ atombios_get_encoder_mode(struct drm_encoder *encoder) } else return ATOM_ENCODER_MODE_DVI; break; + case DRM_MODE_CONNECTOR_eDP: + return ATOM_ENCODER_MODE_DP; case DRM_MODE_CONNECTOR_DVIA: case DRM_MODE_CONNECTOR_VGA: return ATOM_ENCODER_MODE_CRT; @@ -747,7 +787,7 @@ union dig_encoder_control { }; void -atombios_dig_encoder_setup(struct drm_encoder *encoder, int action) +atombios_dig_encoder_setup(struct drm_encoder *encoder, int action, int panel_mode) { struct drm_device *dev = encoder->dev; struct radeon_device *rdev = dev->dev_private; @@ -760,6 +800,7 @@ atombios_dig_encoder_setup(struct drm_encoder *encoder, int action) int dp_clock = 0; int dp_lane_count = 0; int hpd_id = RADEON_HPD_NONE; + int bpc = 8; if (connector) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); @@ -769,6 +810,7 @@ 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; + bpc = connector->display_info.bpc; } /* no dig encoder assigned */ @@ -791,7 +833,10 @@ atombios_dig_encoder_setup(struct drm_encoder *encoder, int action) args.v1.ucAction = action; args.v1.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10); - args.v1.ucEncoderMode = atombios_get_encoder_mode(encoder); + if (action == ATOM_ENCODER_CMD_SETUP_PANEL_MODE) + args.v3.ucPanelMode = panel_mode; + else + args.v1.ucEncoderMode = atombios_get_encoder_mode(encoder); if ((args.v1.ucEncoderMode == ATOM_ENCODER_MODE_DP) || (args.v1.ucEncoderMode == ATOM_ENCODER_MODE_DP_MST)) @@ -810,7 +855,27 @@ atombios_dig_encoder_setup(struct drm_encoder *encoder, int action) args.v1.ucConfig |= ATOM_ENCODER_CONFIG_V4_DPLINKRATE_5_40GHZ; } args.v4.acConfig.ucDigSel = dig->dig_encoder; - args.v4.ucBitPerColor = PANEL_8BIT_PER_COLOR; + switch (bpc) { + case 0: + args.v4.ucBitPerColor = PANEL_BPC_UNDEFINE; + break; + case 6: + args.v4.ucBitPerColor = PANEL_6BIT_PER_COLOR; + break; + case 8: + default: + args.v4.ucBitPerColor = PANEL_8BIT_PER_COLOR; + break; + case 10: + args.v4.ucBitPerColor = PANEL_10BIT_PER_COLOR; + break; + case 12: + args.v4.ucBitPerColor = PANEL_12BIT_PER_COLOR; + break; + case 16: + args.v4.ucBitPerColor = PANEL_16BIT_PER_COLOR; + break; + } if (hpd_id == RADEON_HPD_NONE) args.v4.ucHPD_ID = 0; else @@ -819,7 +884,27 @@ atombios_dig_encoder_setup(struct drm_encoder *encoder, int action) 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; + switch (bpc) { + case 0: + args.v3.ucBitPerColor = PANEL_BPC_UNDEFINE; + break; + case 6: + args.v3.ucBitPerColor = PANEL_6BIT_PER_COLOR; + break; + case 8: + default: + args.v3.ucBitPerColor = PANEL_8BIT_PER_COLOR; + break; + case 10: + args.v3.ucBitPerColor = PANEL_10BIT_PER_COLOR; + break; + case 12: + args.v3.ucBitPerColor = PANEL_12BIT_PER_COLOR; + break; + case 16: + args.v3.ucBitPerColor = PANEL_16BIT_PER_COLOR; + break; + } } else { if ((args.v1.ucEncoderMode == ATOM_ENCODER_MODE_DP) && (dp_clock == 270000)) args.v1.ucConfig |= ATOM_ENCODER_CONFIG_DPLINKRATE_2_70GHZ; @@ -859,7 +944,7 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t struct radeon_device *rdev = dev->dev_private; struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; - struct drm_connector *connector = radeon_get_connector_for_encoder(encoder); + struct drm_connector *connector; union dig_transmitter_control args; int index = 0; uint8_t frev, crev; @@ -870,6 +955,11 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t int connector_object_id = 0; int igp_lane_info = 0; + if (action == ATOM_TRANSMITTER_ACTION_INIT) + connector = radeon_get_connector_for_encoder_init(encoder); + else + connector = radeon_get_connector_for_encoder(encoder); + if (connector) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); struct radeon_connector_atom_dig *dig_connector = @@ -931,10 +1021,10 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t else args.v3.ucLaneNum = 4; - if (dig->linkb) { + if (dig->linkb) args.v3.acConfig.ucLinkSel = 1; + if (dig->dig_encoder & 1) args.v3.acConfig.ucEncoderSel = 1; - } /* Select the PLL for the PHY * DP PHY should be clocked from external src if there is @@ -946,11 +1036,16 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action, uint8_t } if (ASIC_IS_DCE5(rdev)) { - if (is_dp && rdev->clock.dp_extclk) - args.v4.acConfig.ucRefClkSource = 3; /* external src */ - else + /* On DCE5 DCPLL usually generates the DP ref clock */ + if (is_dp) { + if (rdev->clock.dp_extclk) + args.v4.acConfig.ucRefClkSource = ENCODER_REFCLK_SRC_EXTCLK; + else + args.v4.acConfig.ucRefClkSource = ENCODER_REFCLK_SRC_DCPLL; + } else args.v4.acConfig.ucRefClkSource = pll_id; } else { + /* On DCE4, if there is an external clock, it generates the DP ref clock */ if (is_dp && rdev->clock.dp_extclk) args.v3.acConfig.ucRefClkSource = 2; /* external src */ else @@ -1047,7 +1142,7 @@ 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 +bool atombios_set_edp_panel_power(struct drm_connector *connector, int action) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); @@ -1058,23 +1153,37 @@ atombios_set_edp_panel_power(struct drm_connector *connector, int action) uint8_t frev, crev; if (connector->connector_type != DRM_MODE_CONNECTOR_eDP) - return; + goto done; if (!ASIC_IS_DCE4(rdev)) - return; + goto done; if ((action != ATOM_TRANSMITTER_ACTION_POWER_ON) && (action != ATOM_TRANSMITTER_ACTION_POWER_OFF)) - return; + goto done; if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev)) - return; + goto done; memset(&args, 0, sizeof(args)); args.v1.ucAction = action; atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args); + + /* wait for the panel to power up */ + if (action == ATOM_TRANSMITTER_ACTION_POWER_ON) { + int i; + + for (i = 0; i < 300; i++) { + if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) + return true; + mdelay(1); + } + return false; + } +done: + return true; } union external_encoder_control { @@ -1092,13 +1201,19 @@ atombios_external_encoder_setup(struct drm_encoder *encoder, struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); struct radeon_encoder *ext_radeon_encoder = to_radeon_encoder(ext_encoder); union external_encoder_control args; - struct drm_connector *connector = radeon_get_connector_for_encoder(encoder); + struct drm_connector *connector; int index = GetIndexIntoMasterTable(COMMAND, ExternalEncoderControl); u8 frev, crev; int dp_clock = 0; int dp_lane_count = 0; int connector_object_id = 0; u32 ext_enum = (ext_radeon_encoder->encoder_enum & ENUM_ID_MASK) >> ENUM_ID_SHIFT; + int bpc = 8; + + if (action == EXTERNAL_ENCODER_ACTION_V3_ENCODER_INIT) + connector = radeon_get_connector_for_encoder_init(encoder); + else + connector = radeon_get_connector_for_encoder(encoder); if (connector) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); @@ -1109,6 +1224,7 @@ atombios_external_encoder_setup(struct drm_encoder *encoder, dp_lane_count = dig_connector->dp_lane_count; connector_object_id = (radeon_connector->connector_object_id & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT; + bpc = connector->display_info.bpc; } memset(&args, 0, sizeof(args)); @@ -1166,7 +1282,27 @@ atombios_external_encoder_setup(struct drm_encoder *encoder, args.v3.sExtEncoder.ucConfig |= EXTERNAL_ENCODER_CONFIG_V3_ENCODER3; break; } - args.v3.sExtEncoder.ucBitPerColor = PANEL_8BIT_PER_COLOR; + switch (bpc) { + case 0: + args.v3.sExtEncoder.ucBitPerColor = PANEL_BPC_UNDEFINE; + break; + case 6: + args.v3.sExtEncoder.ucBitPerColor = PANEL_6BIT_PER_COLOR; + break; + case 8: + default: + args.v3.sExtEncoder.ucBitPerColor = PANEL_8BIT_PER_COLOR; + break; + case 10: + args.v3.sExtEncoder.ucBitPerColor = PANEL_10BIT_PER_COLOR; + break; + case 12: + args.v3.sExtEncoder.ucBitPerColor = PANEL_12BIT_PER_COLOR; + break; + case 16: + args.v3.sExtEncoder.ucBitPerColor = PANEL_16BIT_PER_COLOR; + break; + } break; default: DRM_ERROR("Unknown table version: %d, %d\n", frev, crev); @@ -1307,9 +1443,11 @@ radeon_atom_encoder_dpms(struct drm_encoder *encoder, int mode) 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); + atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_DP_VIDEO_OFF, 0); + radeon_dp_link_train(encoder, connector); + if (ASIC_IS_DCE4(rdev)) + atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_DP_VIDEO_ON, 0); } if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_LCD_BLON, 0, 0); @@ -1322,7 +1460,7 @@ radeon_atom_encoder_dpms(struct drm_encoder *encoder, int mode) 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); + atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_DP_VIDEO_OFF, 0); if (connector && (connector->connector_type == DRM_MODE_CONNECTOR_eDP)) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); @@ -1601,12 +1739,9 @@ static int radeon_atom_pick_dig_encoder(struct drm_encoder *encoder) /* DCE4/5 */ if (ASIC_IS_DCE4(rdev)) { dig = radeon_encoder->enc_priv; - if (ASIC_IS_DCE41(rdev)) { - if (dig->linkb) - return 1; - else - return 0; - } else { + if (ASIC_IS_DCE41(rdev)) + return radeon_crtc->crtc_id; + else { switch (radeon_encoder->encoder_id) { case ENCODER_OBJECT_ID_INTERNAL_UNIPHY: if (dig->linkb) @@ -1662,6 +1797,34 @@ static int radeon_atom_pick_dig_encoder(struct drm_encoder *encoder) return 1; } +/* This only needs to be called once at startup */ +void +radeon_atom_encoder_init(struct radeon_device *rdev) +{ + struct drm_device *dev = rdev->ddev; + struct drm_encoder *encoder; + + list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { + struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); + struct drm_encoder *ext_encoder = radeon_atom_get_external_encoder(encoder); + + switch (radeon_encoder->encoder_id) { + case ENCODER_OBJECT_ID_INTERNAL_UNIPHY: + case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1: + case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2: + case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA: + atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_INIT, 0, 0); + break; + default: + break; + } + + if (ext_encoder && ASIC_IS_DCE41(rdev)) + atombios_external_encoder_setup(encoder, ext_encoder, + EXTERNAL_ENCODER_ACTION_V3_ENCODER_INIT); + } +} + static void radeon_atom_encoder_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode, @@ -1696,19 +1859,17 @@ radeon_atom_encoder_mode_set(struct drm_encoder *encoder, /* disable the transmitter */ atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0); /* setup and enable the encoder */ - atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_SETUP); + atombios_dig_encoder_setup(encoder, ATOM_ENCODER_CMD_SETUP, 0); - /* init and enable the transmitter */ - atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_INIT, 0, 0); + /* enable the transmitter */ atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE, 0, 0); } else { /* disable the encoder and transmitter */ atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0); - atombios_dig_encoder_setup(encoder, ATOM_DISABLE); + atombios_dig_encoder_setup(encoder, ATOM_DISABLE, 0); /* setup and enable the encoder and transmitter */ - atombios_dig_encoder_setup(encoder, ATOM_ENABLE); - atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_INIT, 0, 0); + atombios_dig_encoder_setup(encoder, ATOM_ENABLE, 0); atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_SETUP, 0, 0); atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE, 0, 0); } @@ -1733,12 +1894,10 @@ radeon_atom_encoder_mode_set(struct drm_encoder *encoder, } if (ext_encoder) { - if (ASIC_IS_DCE41(rdev)) { - atombios_external_encoder_setup(encoder, ext_encoder, - EXTERNAL_ENCODER_ACTION_V3_ENCODER_INIT); + if (ASIC_IS_DCE41(rdev)) atombios_external_encoder_setup(encoder, ext_encoder, EXTERNAL_ENCODER_ACTION_V3_ENCODER_SETUP); - } else + else atombios_external_encoder_setup(encoder, ext_encoder, ATOM_ENABLE); } @@ -1845,8 +2004,9 @@ static void radeon_atom_encoder_prepare(struct drm_encoder *encoder) struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); struct drm_connector *connector = radeon_get_connector_for_encoder(encoder); - if (radeon_encoder->active_device & - (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) { + if ((radeon_encoder->active_device & + (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) || + radeon_encoder_is_dp_bridge(encoder)) { struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv; if (dig) dig->dig_encoder = radeon_atom_pick_dig_encoder(encoder); @@ -1855,11 +2015,17 @@ static void radeon_atom_encoder_prepare(struct drm_encoder *encoder) radeon_atom_output_lock(encoder, true); radeon_atom_encoder_dpms(encoder, DRM_MODE_DPMS_OFF); - /* select the clock/data port if it uses a router */ if (connector) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); + + /* select the clock/data port if it uses a router */ if (radeon_connector->router.cd_valid) radeon_router_select_cd_port(radeon_connector); + + /* turn eDP panel on for mode set */ + if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) + atombios_set_edp_panel_power(connector, + ATOM_TRANSMITTER_ACTION_POWER_ON); } /* this is needed for the pll/ss setup to work correctly in some cases */ @@ -1914,7 +2080,7 @@ static void radeon_atom_encoder_disable(struct drm_encoder *encoder) else { /* disable the encoder and transmitter */ atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_DISABLE, 0, 0); - atombios_dig_encoder_setup(encoder, ATOM_DISABLE); + atombios_dig_encoder_setup(encoder, ATOM_DISABLE, 0); } break; case ENCODER_OBJECT_ID_INTERNAL_DDI: @@ -2116,8 +2282,6 @@ radeon_add_atom_encoder(struct drm_device *dev, } else { drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_TMDS); radeon_encoder->enc_priv = radeon_atombios_set_dig_info(radeon_encoder); - if (ASIC_IS_AVIVO(rdev)) - radeon_encoder->underscan_type = UNDERSCAN_AUTO; } drm_encoder_helper_add(encoder, &radeon_atom_dig_helper_funcs); break; @@ -2150,8 +2314,6 @@ radeon_add_atom_encoder(struct drm_device *dev, } else { drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_TMDS); radeon_encoder->enc_priv = radeon_atombios_set_dig_info(radeon_encoder); - if (ASIC_IS_AVIVO(rdev)) - radeon_encoder->underscan_type = UNDERSCAN_AUTO; } drm_encoder_helper_add(encoder, &radeon_atom_dig_helper_funcs); break; |