diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dc.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc.h | 175 |
1 files changed, 1 insertions, 174 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index 170cdcb..5c50970 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -653,171 +653,7 @@ struct dpcd_caps { bool dpcd_display_control_capable; }; -struct dc_link_status { - struct dpcd_caps *dpcd_caps; -}; - -/* DP MST stream allocation (payload bandwidth number) */ -struct link_mst_stream_allocation { - /* DIG front */ - const struct stream_encoder *stream_enc; - /* associate DRM payload table with DC stream encoder */ - uint8_t vcp_id; - /* number of slots required for the DP stream in transport packet */ - uint8_t slot_count; -}; - -/* DP MST stream allocation table */ -struct link_mst_stream_allocation_table { - /* number of DP video streams */ - int stream_count; - /* array of stream allocations */ - struct link_mst_stream_allocation stream_allocations[MAX_CONTROLLER_NUM]; -}; - -/* - * A link contains one or more sinks and their connected status. - * The currently active signal type (HDMI, DP-SST, DP-MST) is also reported. - */ -struct dc_link { - struct dc_sink *remote_sinks[MAX_SINKS_PER_LINK]; - unsigned int sink_count; - struct dc_sink *local_sink; - unsigned int link_index; - enum dc_connection_type type; - enum signal_type connector_signal; - enum dc_irq_source irq_source_hpd; - enum dc_irq_source irq_source_hpd_rx;/* aka DP Short Pulse */ - /* caps is the same as reported_link_cap. link_traing use - * reported_link_cap. Will clean up. TODO - */ - struct dc_link_settings reported_link_cap; - struct dc_link_settings verified_link_cap; - struct dc_link_settings cur_link_settings; - struct dc_lane_settings cur_lane_setting; - struct dc_link_settings preferred_link_setting; - - uint8_t ddc_hw_inst; - - uint8_t hpd_src; - - uint8_t link_enc_hw_inst; - - bool test_pattern_enabled; - union compliance_test_state compliance_test_state; - - void *priv; - - struct ddc_service *ddc; - - bool aux_mode; - - /* Private to DC core */ - - const struct dc *dc; - - struct dc_context *ctx; - - struct link_encoder *link_enc; - struct graphics_object_id link_id; - union ddi_channel_mapping ddi_channel_mapping; - struct connector_device_tag_info device_tag; - struct dpcd_caps dpcd_caps; - unsigned short chip_caps; - unsigned int dpcd_sink_count; - enum edp_revision edp_revision; - bool psr_enabled; - - /* MST record stream using this link */ - struct link_flags { - bool dp_keep_receiver_powered; - } wa_flags; - struct link_mst_stream_allocation_table mst_stream_alloc_table; - - struct dc_link_status link_status; - -}; - -const struct dc_link_status *dc_link_get_status(const struct dc_link *dc_link); - -/* - * Return an enumerated dc_link. dc_link order is constant and determined at - * boot time. They cannot be created or destroyed. - * Use dc_get_caps() to get number of links. - */ -static inline struct dc_link *dc_get_link_at_index(struct dc *dc, uint32_t link_index) -{ - return dc->links[link_index]; -} - -/* Set backlight level of an embedded panel (eDP, LVDS). */ -bool dc_link_set_backlight_level(const struct dc_link *dc_link, uint32_t level, - uint32_t frame_ramp, const struct dc_stream_state *stream); - -bool dc_link_set_psr_enable(const struct dc_link *dc_link, bool enable, bool wait); - -bool dc_link_get_psr_state(const struct dc_link *dc_link, uint32_t *psr_state); - -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); - -/* Request DC to detect if there is a Panel connected. - * boot - If this call is during initial boot. - * Return false for any type of detection failure or MST detection - * true otherwise. True meaning further action is required (status update - * and OS notification). - */ -enum dc_detect_reason { - DETECT_REASON_BOOT, - DETECT_REASON_HPD, - DETECT_REASON_HPDRX, -}; - -bool dc_link_detect(struct dc_link *dc_link, enum dc_detect_reason reason); - -/* Notify DC about DP RX Interrupt (aka Short Pulse Interrupt). - * Return: - * true - Downstream port status changed. DM should call DC to do the - * detection. - * false - no change in Downstream port status. No further action required - * from DM. */ -bool dc_link_handle_hpd_rx_irq(struct dc_link *dc_link, - union hpd_irq_data *hpd_irq_dpcd_data); - -struct dc_sink_init_data; - -struct dc_sink *dc_link_add_remote_sink( - struct dc_link *dc_link, - const uint8_t *edid, - int len, - struct dc_sink_init_data *init_data); - -void dc_link_remove_remote_sink( - struct dc_link *link, - struct dc_sink *sink); - -/* Used by diagnostics for virtual link at the moment */ - -void dc_link_dp_set_drive_settings( - struct dc_link *link, - struct link_training_settings *lt_settings); - -enum link_training_result dc_link_dp_perform_link_training( - struct dc_link *link, - const struct dc_link_settings *link_setting, - bool skip_video_pattern); - -void dc_link_dp_enable_hpd(const struct dc_link *link); - -void dc_link_dp_disable_hpd(const struct dc_link *link); - -bool dc_link_dp_set_test_pattern( - struct dc_link *link, - enum dp_test_pattern test_pattern, - const struct link_training_settings *p_link_settings, - const unsigned char *p_custom_pattern, - unsigned int cust_pattern_size); +#include "dc_link.h" /******************************************************************************* * Sink Interfaces - A sink corresponds to a display output device @@ -897,13 +733,4 @@ void dc_set_power_state( enum dc_acpi_cm_power_state power_state); void dc_resume(struct dc *dc); -/* - * DPCD access interfaces - */ - -bool dc_submit_i2c( - struct dc *dc, - uint32_t link_index, - struct i2c_command *cmd); - #endif /* DC_INTERFACE_H_ */ |
