diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dc_link.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_link.h | 72 |
1 files changed, 55 insertions, 17 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_link.h b/drivers/gpu/drm/amd/display/dc/dc_link.h index 48f6a5b09336..1927eacbfa71 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_link.h +++ b/drivers/gpu/drm/amd/display/dc/dc_link.h @@ -280,6 +280,7 @@ struct dc_link { bool dp_keep_receiver_powered; bool dp_skip_DID2; bool dp_skip_reset_segment; + bool dp_skip_fs_144hz; bool dp_mot_reset_segment; /* Some USB4 docks do not handle turning off MST DSC once it has been enabled. */ bool dpia_mst_dsc_always_on; @@ -370,11 +371,6 @@ bool dc_link_get_backlight_level_nits(struct dc_link *link, uint32_t *backlight_millinits, uint32_t *backlight_millinits_peak); -bool dc_link_backlight_enable_aux(struct dc_link *link, bool enable); - -bool dc_link_read_default_bl_aux(struct dc_link *link, uint32_t *backlight_millinits); -bool dc_link_set_default_brightness_aux(struct dc_link *link); - int dc_link_get_backlight_level(const struct dc_link *dc_link); int dc_link_get_target_backlight_pwm(const struct dc_link *link); @@ -388,16 +384,10 @@ bool dc_link_setup_psr(struct dc_link *dc_link, const struct dc_stream_state *stream, struct psr_config *psr_config, struct psr_context *psr_context); -bool dc_power_alpm_dpcd_enable(struct dc_link *link, bool enable); - -void dc_link_get_psr_residency(const struct dc_link *link, uint32_t *residency); - void dc_link_blank_all_dp_displays(struct dc *dc); void dc_link_blank_all_edp_displays(struct dc *dc); void dc_link_blank_dp_stream(struct dc_link *link, bool hw_init); -bool dc_link_set_sink_vtotal_in_psr_active(const struct dc_link *link, - uint16_t psr_vtotal_idle, uint16_t psr_vtotal_su); /* Request DC to detect if there is a Panel connected. * boot - If this call is during initial boot. @@ -441,7 +431,8 @@ bool dc_link_wait_for_t12(struct dc_link *link); void dc_link_dp_handle_automated_test(struct dc_link *link); void dc_link_dp_handle_link_loss(struct dc_link *link); bool dc_link_dp_allow_hpd_rx_irq(const struct dc_link *link); - +bool dc_link_check_link_loss_status(struct dc_link *link, + union hpd_irq_data *hpd_irq_dpcd_data); struct dc_sink_init_data; struct dc_sink *dc_link_add_remote_sink( @@ -456,11 +447,6 @@ void dc_link_remove_remote_sink( /* Used by diagnostics for virtual link at the moment */ -void dc_link_dp_set_drive_settings( - struct dc_link *link, - const struct link_resource *link_res, - struct link_training_settings *lt_settings); - bool dc_link_dp_set_test_pattern( struct dc_link *link, enum dp_test_pattern test_pattern, @@ -589,4 +575,56 @@ void dc_link_dp_receiver_power_ctrl(struct dc_link *link, bool on); bool dc_link_decide_edp_link_settings(struct dc_link *link, struct dc_link_settings *link_setting, uint32_t req_bw); +void dc_link_edp_panel_backlight_power_on(struct dc_link *link, + bool wait_for_hpd); + +#define LINK_TRAINING_ATTEMPTS 4 +#define LINK_TRAINING_RETRY_DELAY 50 /* ms */ +#define MAX_MTP_SLOT_COUNT 64 +#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; +struct dc_link_settings; + +enum { + /* + * Some receivers fail to train on first try and are good + * on subsequent tries. 2 retries should be plenty. If we + * don't have a successful training then we don't expect to + * ever get one. + */ + LINK_TRAINING_MAX_VERIFY_RETRY = 2, + PEAK_FACTOR_X1000 = 1006, +}; + +bool dp_validate_mode_timing( + struct dc_link *link, + const struct dc_crtc_timing *timing); + +void dp_enable_mst_on_sink(struct dc_link *link, bool enable); + +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); +void dp_set_dsc_on_stream(struct pipe_ctx *pipe_ctx, bool enable); +bool dp_update_dsc_config(struct pipe_ctx *pipe_ctx); +bool dp_set_dsc_on_rx(struct pipe_ctx *pipe_ctx, bool enable); + +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); + +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 setup_dp_hpo_stream(struct pipe_ctx *pipe_ctx, bool enable); +void dp_source_sequence_trace(struct dc_link *link, uint8_t dp_test_mode); + #endif /* DC_LINK_H_ */ |