diff options
| author | Fangzhi Zuo <Jerry.Zuo@amd.com> | 2021-06-15 16:48:17 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-09-01 16:55:10 -0400 |
| commit | 5a2730fc1ff659977e4a8eda92d55769551041ac (patch) | |
| tree | ed4ec976b029152aa3aa87c4336969df7786d157 /drivers/gpu/drm/amd/display/dc | |
| parent | d76b12da98dfb5e0cb0b7c3709372632b87da2e6 (diff) | |
drm/amd/display: Add DP 2.0 BIOS and DMUB Support
Parse DP2 encoder caps and hpo instance from bios
Signed-off-by: Fangzhi Zuo <Jerry.Zuo@amd.com>
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc')
4 files changed, 28 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c index 6dbde74c1e06..cdb5c027411a 100644 --- a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c +++ b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c @@ -1604,6 +1604,16 @@ static enum bp_result bios_parser_get_encoder_cap_info( ATOM_ENCODER_CAP_RECORD_HBR3_EN) ? 1 : 0; info->HDMI_6GB_EN = (record->encodercaps & ATOM_ENCODER_CAP_RECORD_HDMI6Gbps_EN) ? 1 : 0; +#if defined(CONFIG_DRM_AMD_DC_DCN) + info->IS_DP2_CAPABLE = (record->encodercaps & + ATOM_ENCODER_CAP_RECORD_DP2) ? 1 : 0; + info->DP_UHBR10_EN = (record->encodercaps & + ATOM_ENCODER_CAP_RECORD_UHBR10_EN) ? 1 : 0; + info->DP_UHBR13_5_EN = (record->encodercaps & + ATOM_ENCODER_CAP_RECORD_UHBR13_5_EN) ? 1 : 0; + info->DP_UHBR20_EN = (record->encodercaps & + ATOM_ENCODER_CAP_RECORD_UHBR20_EN) ? 1 : 0; +#endif info->DP_IS_USB_C = (record->encodercaps & ATOM_ENCODER_CAP_RECORD_USB_C_TYPE) ? 1 : 0; diff --git a/drivers/gpu/drm/amd/display/dc/bios/command_table2.c b/drivers/gpu/drm/amd/display/dc/bios/command_table2.c index f1f672a997d7..6e333b4af7d6 100644 --- a/drivers/gpu/drm/amd/display/dc/bios/command_table2.c +++ b/drivers/gpu/drm/amd/display/dc/bios/command_table2.c @@ -340,6 +340,13 @@ static enum bp_result transmitter_control_v1_7( const struct command_table_helper *cmd = bp->cmd_helper; struct dmub_dig_transmitter_control_data_v1_7 dig_v1_7 = {0}; +#if defined(CONFIG_DRM_AMD_DC_DCN) + uint8_t hpo_instance = (uint8_t)cntl->hpo_engine_id - ENGINE_ID_HPO_0; + + if (dc_is_dp_signal(cntl->signal)) + hpo_instance = (uint8_t)cntl->hpo_engine_id - ENGINE_ID_HPO_DP_0; +#endif + dig_v1_7.phyid = cmd->phy_id_to_atom(cntl->transmitter); dig_v1_7.action = (uint8_t)cntl->action; @@ -353,6 +360,9 @@ static enum bp_result transmitter_control_v1_7( dig_v1_7.hpdsel = cmd->hpd_sel_to_atom(cntl->hpd_sel); dig_v1_7.digfe_sel = cmd->dig_encoder_sel_to_atom(cntl->engine_id); dig_v1_7.connobj_id = (uint8_t)cntl->connector_obj_id.id; +#if defined(CONFIG_DRM_AMD_DC_DCN) + dig_v1_7.HPO_instance = hpo_instance; +#endif dig_v1_7.symclk_units.symclk_10khz = cntl->pixel_clock/10; if (cntl->action == TRANSMITTER_CONTROL_ENABLE || diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_link_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_link_encoder.c index 46ea39f5ef8d..6f3c2fb60790 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_link_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dio_link_encoder.c @@ -192,6 +192,10 @@ void dcn30_link_encoder_construct( enc10->base.features.flags.bits.IS_HBR3_CAPABLE = bp_cap_info.DP_HBR3_EN; enc10->base.features.flags.bits.HDMI_6GB_EN = bp_cap_info.HDMI_6GB_EN; + enc10->base.features.flags.bits.IS_DP2_CAPABLE = bp_cap_info.IS_DP2_CAPABLE; + enc10->base.features.flags.bits.IS_UHBR10_CAPABLE = bp_cap_info.DP_UHBR10_EN; + enc10->base.features.flags.bits.IS_UHBR13_5_CAPABLE = bp_cap_info.DP_UHBR13_5_EN; + enc10->base.features.flags.bits.IS_UHBR20_CAPABLE = bp_cap_info.DP_UHBR20_EN; enc10->base.features.flags.bits.DP_IS_USB_C = bp_cap_info.DP_IS_USB_C; } else { diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h b/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h index fa3a725e11dc..5084289810e2 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h @@ -59,6 +59,10 @@ struct encoder_feature_support { uint32_t IS_TPS3_CAPABLE:1; uint32_t IS_TPS4_CAPABLE:1; uint32_t HDMI_6GB_EN:1; + uint32_t IS_DP2_CAPABLE:1; + uint32_t IS_UHBR10_CAPABLE:1; + uint32_t IS_UHBR13_5_CAPABLE:1; + uint32_t IS_UHBR20_CAPABLE:1; uint32_t DP_IS_USB_C:1; } bits; uint32_t raw; |