drivers/gpu/drm/amd/display/dc/hubp/dcn21/dcn21_hubp.h

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/amd/display/dc/hubp/dcn21/dcn21_hubp.h

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/amd/display/dc/hubp/dcn21/dcn21_hubp.h
Extension
.h
Size
6422 bytes
Lines
135
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 dcn21_hubp {
	struct hubp base;
	struct dcn_hubp_state state;
	const struct dcn_hubp2_registers *hubp_regs;
	const struct dcn_hubp2_shift *hubp_shift;
	const struct dcn_hubp2_mask *hubp_mask;
	int PLAT_54186_wa_chroma_addr_offset;
};

bool hubp21_construct(
	struct dcn21_hubp *hubp21,
	struct dc_context *ctx,
	uint32_t inst,
	const struct dcn_hubp2_registers *hubp_regs,
	const struct dcn_hubp2_shift *hubp_shift,
	const struct dcn_hubp2_mask *hubp_mask);

void apply_DEDCN21_142_wa_for_hostvm_deadline(
		struct hubp *hubp,
		struct _vcs_dpi_display_dlg_regs_st *dlg_attr);

void hubp21_program_deadline(
		struct hubp *hubp,
		struct _vcs_dpi_display_dlg_regs_st *dlg_attr,
		struct _vcs_dpi_display_ttu_regs_st *ttu_attr);

void hubp21_program_requestor(
		struct hubp *hubp,
		struct _vcs_dpi_display_rq_regs_st *rq_regs);
#endif /* DAL_DC_DCN21_DCN21_HUBP_H_ */

Annotation

Implementation Notes