drivers/gpu/drm/amd/display/dc/mpc/dcn42/dcn42_mpc.h

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/amd/display/dc/mpc/dcn42/dcn42_mpc.h

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/amd/display/dc/mpc/dcn42/dcn42_mpc.h
Extension
.h
Size
62400 bytes
Lines
1008
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 dcn42_mpc_shift {
	MPC_REG_FIELD_LIST_DCN42(uint8_t);
};

struct dcn42_mpc_mask {
	MPC_REG_FIELD_LIST_DCN42(uint32_t);
};

struct dcn42_mpc_registers {
	MPC_REG_VARIABLE_LIST_DCN42;
};

struct dcn42_mpc {
	struct mpc base;

	int mpcc_in_use_mask;
	int num_mpcc;
	const struct dcn42_mpc_registers *mpc_regs;
	const struct dcn42_mpc_shift *mpc_shift;
	const struct dcn42_mpc_mask *mpc_mask;
	int num_rmu;
};
void dcn42_mpc_construct(struct dcn42_mpc *mpc401,
	struct dc_context *ctx,
	const struct dcn42_mpc_registers *mpc_regs,
	const struct dcn42_mpc_shift *mpc_shift,
	const struct dcn42_mpc_mask *mpc_mask,
	int num_mpcc,
	int num_rmu);

void mpc42_init_mpcc(struct mpcc *mpcc, int mpcc_inst);

void mpc42_program_shaper_lutb_settings(
	struct mpc *mpc,
	const struct pwl_params *params,
	uint32_t mpcc_id);
void mpc42_program_shaper_luta_settings(
		struct mpc *mpc,
		const struct pwl_params *params,
		uint32_t mpcc_id);
void mpc42_configure_shaper_lut(
		struct mpc *mpc,
		bool is_ram_a,
		uint32_t mpcc_id);
void mpc42_power_on_shaper_3dlut(
		struct mpc *mpc,
		uint32_t mpcc_id,
		bool power_on);
void mpc42_program_3dlut_size(
		struct mpc *mpc,
		uint32_t width,
		int mpcc_id);
void mpc42_program_3dlut_fl_bias_scale(
		struct mpc *mpc,
		uint16_t bias,
		uint16_t scale,
		int mpcc_id);
void mpc42_program_bit_depth(
		struct mpc *mpc,
		uint16_t bit_depth,
		int mpcc_id);
void mpc42_populate_lut(
		struct mpc *mpc,
		const union mcm_lut_params params,
		bool lut_bank_a,
		int mpcc_id);
void mpc42_program_lut_read_write_control(
		struct mpc *mpc,
		const enum MCM_LUT_ID id,
		bool lut_bank_a,
		bool enabled,
		int mpcc_id);

bool mpc42_is_config_supported(uint32_t width);

/* RMCM */
void mpc42_program_rmcm_shaper_lut(
		struct mpc *mpc,
		const struct pwl_result_data *rgb,
		uint32_t num,
		uint32_t mpcc_id);
void mpc42_program_rmcm_shaper_lutb_settings(
		struct mpc *mpc,
		const struct pwl_params *params,
		uint32_t mpcc_id);
void mpc42_program_rmcm_shaper_luta_settings(
		struct mpc *mpc,
		const struct pwl_params *params,
		uint32_t mpcc_id);
void mpc42_configure_rmcm_shaper_lut(

Annotation

Implementation Notes