diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h | 77 |
1 files changed, 62 insertions, 15 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h b/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h index a6d3d859754a..b304d450b038 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h +++ b/drivers/gpu/drm/amd/display/dc/inc/dc_link_dp.h @@ -33,6 +33,7 @@ #define MAX_MTP_SLOT_COUNT 64 #define DP_REPEATER_CONFIGURATION_AND_STATUS_SIZE 0x50 #define TRAINING_AUX_RD_INTERVAL 100 //us +#define LINK_AUX_WAKE_TIMEOUT_MS 1500 // Timeout when trying to wake unresponsive DPRX. struct dc_link; struct dc_stream_state; @@ -54,19 +55,13 @@ enum { PEAK_FACTOR_X1000 = 1006, }; -bool dp_verify_link_cap( - struct dc_link *link, - struct dc_link_settings *known_limit_link_setting, - int *fail_count); +struct dc_link_settings dp_get_max_link_cap(struct dc_link *link); bool dp_verify_link_cap_with_retries( struct dc_link *link, struct dc_link_settings *known_limit_link_setting, int attempts); -bool dp_verify_mst_link_cap( - struct dc_link *link); - bool dp_validate_mode_timing( struct dc_link *link, const struct dc_crtc_timing *timing); @@ -75,7 +70,7 @@ bool decide_edp_link_settings(struct dc_link *link, struct dc_link_settings *link_setting, uint32_t req_bw); -void decide_link_settings( +bool decide_link_settings( struct dc_stream_state *stream, struct dc_link_settings *link_setting); @@ -111,6 +106,9 @@ void dp_set_panel_mode(struct dc_link *link, enum dp_panel_mode panel_mode); bool dp_overwrite_extended_receiver_cap(struct dc_link *link); void dpcd_set_source_specific_data(struct dc_link *link); + +void dpcd_write_cable_id_to_dprx(struct dc_link *link); + /* Write DPCD link configuration data. */ enum dc_status dpcd_set_link_settings( struct dc_link *link, @@ -150,12 +148,12 @@ bool dp_is_max_vs_reached( void dp_hw_to_dpcd_lane_settings( const struct link_training_settings *lt_settings, const struct dc_lane_settings hw_lane_settings[LANE_COUNT_DP_MAX], - union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX]); + union dpcd_training_lane dpcd_lane_settings[]); void dp_decide_lane_settings( const struct link_training_settings *lt_settings, const union lane_adjust ln_adjust[LANE_COUNT_DP_MAX], struct dc_lane_settings hw_lane_settings[LANE_COUNT_DP_MAX], - union dpcd_training_lane dpcd_lane_settings[LANE_COUNT_DP_MAX]); + union dpcd_training_lane dpcd_lane_settings[]); uint32_t dp_translate_training_aux_read_interval(uint32_t dpcd_aux_read_interval); @@ -168,7 +166,7 @@ uint8_t dc_dp_initialize_scrambling_data_symbols( struct dc_link *link, enum dc_dp_training_pattern pattern); -enum dc_status dp_set_fec_ready(struct dc_link *link, bool ready); +enum dc_status dp_set_fec_ready(struct dc_link *link, const struct link_resource *link_res, bool ready); void dp_set_fec_enable(struct dc_link *link, bool enable); bool dp_set_dsc_enable(struct pipe_ctx *pipe_ctx, bool enable); bool dp_set_dsc_pps_sdp(struct pipe_ctx *pipe_ctx, bool enable, bool immediate_update); @@ -195,6 +193,12 @@ enum dc_status dpcd_configure_lttpr_mode( struct link_training_settings *lt_settings); enum dp_link_encoding dp_get_link_encoding_format(const struct dc_link_settings *link_settings); +bool dp_retrieve_lttpr_cap(struct dc_link *link); +bool dp_is_lttpr_present(struct dc_link *link); +enum lttpr_mode dp_decide_lttpr_mode(struct dc_link *link, struct dc_link_settings *link_setting); +void dp_get_lttpr_mode_override(struct dc_link *link, enum lttpr_mode *override); +enum lttpr_mode dp_decide_8b_10b_lttpr_mode(struct dc_link *link); +enum lttpr_mode dp_decide_128b_132b_lttpr_mode(struct dc_link *link); bool dpcd_write_128b_132b_sst_payload_allocation_table( const struct dc_stream_state *stream, struct dc_link *link, @@ -210,11 +214,54 @@ bool dpcd_poll_for_allocation_change_trigger(struct dc_link *link); struct fixed31_32 calculate_sst_avg_time_slots_per_mtp( const struct dc_stream_state *stream, const struct dc_link *link); -void enable_dp_hpo_output(struct dc_link *link, const struct dc_link_settings *link_settings); -void disable_dp_hpo_output(struct dc_link *link, enum signal_type signal); +void enable_dp_hpo_output(struct dc_link *link, + const struct link_resource *link_res, + const struct dc_link_settings *link_settings); +void disable_dp_hpo_output(struct dc_link *link, + const struct link_resource *link_res, + enum signal_type signal); + void setup_dp_hpo_stream(struct pipe_ctx *pipe_ctx, bool enable); bool is_dp_128b_132b_signal(struct pipe_ctx *pipe_ctx); -void reset_dp_hpo_stream_encoders_for_link(struct dc_link *link); +void edp_panel_backlight_power_on(struct dc_link *link, bool wait_for_hpd); +void dp_receiver_power_ctrl(struct dc_link *link, bool on); +void dp_source_sequence_trace(struct dc_link *link, uint8_t dp_test_mode); +void dp_enable_link_phy( + struct dc_link *link, + const struct link_resource *link_res, + enum signal_type signal, + enum clock_source_id clock_source, + const struct dc_link_settings *link_settings); +void edp_add_delay_for_T9(struct dc_link *link); +bool edp_receiver_ready_T9(struct dc_link *link); +bool edp_receiver_ready_T7(struct dc_link *link); -bool dp_retrieve_lttpr_cap(struct dc_link *link); +void dp_disable_link_phy(struct dc_link *link, const struct link_resource *link_res, + enum signal_type signal); + +void dp_disable_link_phy_mst(struct dc_link *link, const struct link_resource *link_res, + enum signal_type signal); + +bool dp_set_hw_training_pattern( + struct dc_link *link, + const struct link_resource *link_res, + enum dc_dp_training_pattern pattern, + uint32_t offset); + +void dp_set_hw_lane_settings( + struct dc_link *link, + const struct link_resource *link_res, + const struct link_training_settings *link_settings, + uint32_t offset); + +void dp_set_hw_test_pattern( + struct dc_link *link, + const struct link_resource *link_res, + enum dp_test_pattern test_pattern, + uint8_t *custom_pattern, + uint32_t custom_pattern_size); + +void dp_retrain_link_dp_test(struct dc_link *link, + struct dc_link_settings *link_setting, + bool skip_video_pattern); #endif /* __DC_LINK_DP_H__ */ |