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 | 22 |
1 files changed, 22 insertions, 0 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 01c3a31be191..3cc110e13213 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 @@ -30,6 +30,7 @@ #define LINK_TRAINING_RETRY_DELAY 50 /* ms */ #define LINK_AUX_DEFAULT_LTTPR_TIMEOUT_PERIOD 3200 /*us*/ #define LINK_AUX_DEFAULT_TIMEOUT_PERIOD 552 /*us*/ +#define MAX_MTP_SLOT_COUNT 64 #define DP_REPEATER_CONFIGURATION_AND_STATUS_SIZE 0x50 #define TRAINING_AUX_RD_INTERVAL 100 //us @@ -189,5 +190,26 @@ 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 dpcd_write_128b_132b_sst_payload_allocation_table( + const struct dc_stream_state *stream, + struct dc_link *link, + struct link_mst_stream_allocation_table *proposed_table, + bool allocate); + +enum dc_status dpcd_configure_channel_coding( + struct dc_link *link, + struct link_training_settings *lt_settings); + +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 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); + bool dp_retrieve_lttpr_cap(struct dc_link *link); #endif /* __DC_LINK_DP_H__ */ |