diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c | 36 |
1 files changed, 29 insertions, 7 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c index ba98013fecd0..3a5e80b57711 100644 --- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c +++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c @@ -326,8 +326,7 @@ bool dp_is_fec_supported(const struct dc_link *link) return (dc_is_dp_signal(link->connector_signal) && link_enc && link_enc->features.fec_supported && - link->dpcd_caps.fec_cap.bits.FEC_CAPABLE && - !IS_FPGA_MAXIMUS_DC(link->ctx->dce_environment)); + link->dpcd_caps.fec_cap.bits.FEC_CAPABLE); } bool dp_should_enable_fec(const struct dc_link *link) @@ -1043,9 +1042,7 @@ static enum dc_status wake_up_aux_channel(struct dc_link *link) DP_SET_POWER, &dpcd_power_state, sizeof(dpcd_power_state)); - if (status < 0) - DC_LOG_DC("%s: Failed to power up sink: %s\n", __func__, - dpcd_power_state == DP_SET_POWER_D0 ? "D0" : "D3"); + DC_LOG_DC("%s: Failed to power up sink\n", __func__); return DC_ERROR_UNEXPECTED; } @@ -1396,7 +1393,7 @@ static bool get_usbc_cable_id(struct dc_link *link, union dp_cable_id *cable_id) cmd.cable_id.header.payload_bytes = sizeof(cmd.cable_id.data); cmd.cable_id.data.input.phy_inst = resource_transmitter_to_phy_idx( link->dc, link->link_enc->transmitter); - if (dc_dmub_srv_cmd_with_reply_data(link->ctx->dmub_srv, &cmd) && + if (dm_execute_dmub_cmd(link->dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT_WITH_REPLY) && cmd.cable_id.header.ret_status == 1) { cable_id->raw = cmd.cable_id.data.output_raw; DC_LOG_DC("usbc_cable_id = %d.\n", cable_id->raw); @@ -1452,7 +1449,8 @@ bool read_is_mst_supported(struct dc_link *link) */ static bool dpcd_read_sink_ext_caps(struct dc_link *link) { - uint8_t dpcd_data; + uint8_t dpcd_data = 0; + uint8_t edp_general_cap2 = 0; if (!link) return false; @@ -1461,6 +1459,12 @@ static bool dpcd_read_sink_ext_caps(struct dc_link *link) return false; link->dpcd_sink_ext_caps.raw = dpcd_data; + + if (core_link_read_dpcd(link, DP_EDP_GENERAL_CAP_2, &edp_general_cap2, 1) != DC_OK) + return false; + + link->dpcd_caps.panel_luminance_control = (edp_general_cap2 & DP_EDP_PANEL_LUMINANCE_CONTROL_CAPABLE) != 0; + return true; } @@ -1554,6 +1558,9 @@ static bool retrieve_link_cap(struct dc_link *link) int i; struct dp_sink_hw_fw_revision dp_hw_fw_revision; const uint32_t post_oui_delay = 30; // 30ms + bool is_fec_supported = false; + bool is_dsc_basic_supported = false; + bool is_dsc_passthrough_supported = false; memset(dpcd_data, '\0', sizeof(dpcd_data)); memset(&down_strm_port_count, @@ -1696,6 +1703,7 @@ static bool retrieve_link_cap(struct dc_link *link) /* TODO - decouple raw mst capability from policy decision */ link->dpcd_caps.is_mst_capable = read_is_mst_supported(link); + DC_LOG_DC("%s: MST_Support: %s\n", __func__, str_yes_no(link->dpcd_caps.is_mst_capable)); get_active_converter_info(ds_port.byte, link); @@ -1803,6 +1811,17 @@ static bool retrieve_link_cap(struct dc_link *link) DP_DSC_SUPPORT, link->dpcd_caps.dsc_caps.dsc_basic_caps.raw, sizeof(link->dpcd_caps.dsc_caps.dsc_basic_caps.raw)); + if (status == DC_OK) { + is_fec_supported = link->dpcd_caps.fec_cap.bits.FEC_CAPABLE; + is_dsc_basic_supported = link->dpcd_caps.dsc_caps.dsc_basic_caps.fields.dsc_support.DSC_SUPPORT; + is_dsc_passthrough_supported = link->dpcd_caps.dsc_caps.dsc_basic_caps.fields.dsc_support.DSC_PASSTHROUGH_SUPPORT; + DC_LOG_DC("%s: FEC_Sink_Support: %s\n", __func__, + str_yes_no(is_fec_supported)); + DC_LOG_DC("%s: DSC_Basic_Sink_Support: %s\n", __func__, + str_yes_no(is_dsc_basic_supported)); + DC_LOG_DC("%s: DSC_Passthrough_Sink_Support: %s\n", __func__, + str_yes_no(is_dsc_passthrough_supported)); + } if (link->dpcd_caps.dongle_type != DISPLAY_DONGLE_NONE) { status = core_link_read_dpcd( link, @@ -1931,6 +1950,9 @@ void detect_edp_sink_caps(struct dc_link *link) link_rate_in_khz = (supported_link_rates[entry+1] * 0x100 + supported_link_rates[entry]) * 200; + DC_LOG_DC("%s: eDP v1.4 supported sink rates: [%d] %d kHz\n", __func__, + entry / 2, link_rate_in_khz); + if (link_rate_in_khz != 0) { link_rate = linkRateInKHzToLinkRateMultiplier(link_rate_in_khz); link->dpcd_caps.edp_supported_link_rates[link->dpcd_caps.edp_supported_link_rates_count] = link_rate; |