drivers/gpu/drm/amd/display/dc/dc_bios_types.h

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/amd/display/dc/dc_bios_types.h

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/amd/display/dc/dc_bios_types.h
Extension
.h
Size
6564 bytes
Lines
206
Domain
Driver Families
Bucket
drivers/gpu
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

struct dc_vbios_funcs {
	uint8_t (*get_connectors_number)(struct dc_bios *bios);

	struct graphics_object_id (*get_connector_id)(
		struct dc_bios *bios,
		uint8_t connector_index);
	enum bp_result (*get_src_obj)(
		struct dc_bios *bios,
		struct graphics_object_id object_id, uint32_t index,
		struct graphics_object_id *src_object_id);
	enum bp_result (*get_i2c_info)(
		struct dc_bios *dcb,
		struct graphics_object_id id,
		struct graphics_object_i2c_info *info);
	enum bp_result (*get_hpd_info)(
		struct dc_bios *bios,
		struct graphics_object_id id,
		struct graphics_object_hpd_info *info);
	enum bp_result (*get_device_tag)(
		struct dc_bios *bios,
		struct graphics_object_id connector_object_id,
		uint32_t device_tag_index,
		struct connector_device_tag_info *info);
	enum bp_result (*get_spread_spectrum_info)(
		struct dc_bios *bios,
		enum as_signal_type signal,
		uint32_t index,
		struct spread_spectrum_info *ss_info);
	uint32_t (*get_ss_entry_number)(
		struct dc_bios *bios,
		enum as_signal_type signal);
	enum bp_result (*get_embedded_panel_info)(
		struct dc_bios *bios,
		struct embedded_panel_info *info);
	enum bp_result (*get_gpio_pin_info)(
		struct dc_bios *bios,
		uint32_t gpio_id,
		struct gpio_pin_info *info);
	enum bp_result (*get_encoder_cap_info)(
		struct dc_bios *bios,
		struct graphics_object_id object_id,
		struct bp_encoder_cap_info *info);

	bool (*is_accelerated_mode)(
		struct dc_bios *bios);
	void (*set_scratch_critical_state)(
		struct dc_bios *bios,
		bool state);
	bool (*is_device_id_supported)(
		struct dc_bios *bios,
		struct device_id id);
	/* COMMANDS */

	enum bp_result (*select_crtc_source)(
		struct dc_bios *bios,
		struct bp_crtc_source_select *bp_params);
	enum bp_result (*encoder_control)(
		struct dc_bios *bios,
		struct bp_encoder_control *cntl);
	enum bp_result (*external_encoder_control)(
		struct dc_bios *bios,
		struct bp_external_encoder_control *cntl);
	enum bp_result (*dac_load_detection)(
		struct dc_bios *bios,
		enum engine_id engine_id,
		struct graphics_object_id ext_enc_id);
	enum bp_result (*transmitter_control)(
		struct dc_bios *bios,
		struct bp_transmitter_control *cntl);
	enum bp_result (*enable_crtc)(
		struct dc_bios *bios,
		enum controller_id id,
		bool enable);
	enum bp_result (*adjust_pixel_clock)(
		struct dc_bios *bios,
		struct bp_adjust_pixel_clock_parameters *bp_params);
	enum bp_result (*set_pixel_clock)(
		struct dc_bios *bios,
		struct bp_pixel_clock_parameters *bp_params);
	enum bp_result (*set_dce_clock)(
		struct dc_bios *bios,
		struct bp_set_dce_clock_parameters *bp_params);
	enum bp_result (*enable_spread_spectrum_on_ppll)(
		struct dc_bios *bios,
		struct bp_spread_spectrum_parameters *bp_params,
		bool enable);
	enum bp_result (*program_crtc_timing)(
		struct dc_bios *bios,
		struct bp_hw_crtc_timing_parameters *bp_params);
	enum bp_result (*program_display_engine_pll)(

Annotation

Implementation Notes