diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/inc/hw/link_encoder.h | 97 |
1 files changed, 97 insertions, 0 deletions
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 9eaf345aa2a1..bb0e91756ddd 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; @@ -208,6 +212,99 @@ struct link_enc_assignment { bool valid; struct display_endpoint_id ep_id; enum engine_id eng_id; + struct dc_stream_state *stream; }; +enum link_enc_cfg_mode { + LINK_ENC_CFG_STEADY, /* Normal operation - use current_state. */ + LINK_ENC_CFG_TRANSIENT /* During commit state - use state to be committed. */ +}; + +#if defined(CONFIG_DRM_AMD_DC_DCN) +enum dp2_link_mode { + DP2_LINK_TRAINING_TPS1, + DP2_LINK_TRAINING_TPS2, + DP2_LINK_ACTIVE, + DP2_TEST_PATTERN +}; + +enum dp2_phy_tp_select { + DP_DPHY_TP_SELECT_TPS1, + DP_DPHY_TP_SELECT_TPS2, + DP_DPHY_TP_SELECT_PRBS, + DP_DPHY_TP_SELECT_CUSTOM, + DP_DPHY_TP_SELECT_SQUARE +}; + +enum dp2_phy_tp_prbs { + DP_DPHY_TP_PRBS7, + DP_DPHY_TP_PRBS9, + DP_DPHY_TP_PRBS11, + DP_DPHY_TP_PRBS15, + DP_DPHY_TP_PRBS23, + DP_DPHY_TP_PRBS31 +}; + +struct hpo_dp_link_enc_state { + uint32_t link_enc_enabled; + uint32_t link_mode; + uint32_t lane_count; + uint32_t slot_count[4]; + uint32_t stream_src[4]; + uint32_t vc_rate_x[4]; + uint32_t vc_rate_y[4]; +}; + +struct hpo_dp_link_encoder { + const struct hpo_dp_link_encoder_funcs *funcs; + struct dc_context *ctx; + int inst; + enum engine_id preferred_engine; + enum transmitter transmitter; + enum hpd_source_id hpd_source; +}; + +struct hpo_dp_link_encoder_funcs { + + void (*enable_link_phy)(struct hpo_dp_link_encoder *enc, + const struct dc_link_settings *link_settings, + enum transmitter transmitter); + + void (*disable_link_phy)(struct hpo_dp_link_encoder *link_enc, + enum signal_type signal); + + void (*link_enable)( + struct hpo_dp_link_encoder *enc, + enum dc_lane_count num_lanes); + + void (*link_disable)( + struct hpo_dp_link_encoder *enc); + + void (*set_link_test_pattern)( + struct hpo_dp_link_encoder *enc, + struct encoder_set_dp_phy_pattern_param *tp_params); + + void (*update_stream_allocation_table)( + struct hpo_dp_link_encoder *enc, + const struct link_mst_stream_allocation_table *table); + + void (*set_throttled_vcp_size)( + struct hpo_dp_link_encoder *enc, + uint32_t stream_encoder_inst, + struct fixed31_32 avg_time_slots_per_mtp); + + bool (*is_in_alt_mode) ( + struct hpo_dp_link_encoder *enc); + + void (*read_state)( + struct hpo_dp_link_encoder *enc, + struct hpo_dp_link_enc_state *state); + + void (*set_ffe)( + struct hpo_dp_link_encoder *enc, + const struct dc_link_settings *link_settings, + uint8_t ffe_preset); +}; +#endif + #endif /* LINK_ENCODER_H_ */ |