drivers/gpu/drm/nouveau/nvkm/subdev/fault/priv.h

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/nouveau/nvkm/subdev/fault/priv.h

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/nouveau/nvkm/subdev/fault/priv.h
Extension
.h
Size
1749 bytes
Lines
61
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 nvkm_fault_buffer {
	struct nvkm_object object;
	struct nvkm_fault *fault;
	int id;
	int entries;
	u32 get;
	u32 put;
	struct nvkm_memory *mem;
	u64 addr;

	struct nvkm_inth inth;
};

int nvkm_fault_new_(const struct nvkm_fault_func *, struct nvkm_device *, enum nvkm_subdev_type,
		    int inst, struct nvkm_fault **);

struct nvkm_fault_func {
	int (*oneinit)(struct nvkm_fault *);
	void (*init)(struct nvkm_fault *);
	void (*fini)(struct nvkm_fault *);
	void (*intr)(struct nvkm_fault *);
	struct {
		int nr;
		u32 entry_size;
		void (*info)(struct nvkm_fault_buffer *);
		u64 (*pin)(struct nvkm_fault_buffer *);
		void (*init)(struct nvkm_fault_buffer *);
		void (*fini)(struct nvkm_fault_buffer *);
		void (*intr)(struct nvkm_fault_buffer *, bool enable);
	} buffer;
	struct {
		struct nvkm_sclass base;
		int rp;
	} user;
};

void gp100_fault_buffer_intr(struct nvkm_fault_buffer *, bool enable);
void gp100_fault_buffer_fini(struct nvkm_fault_buffer *);
void gp100_fault_buffer_init(struct nvkm_fault_buffer *);
u64 gp100_fault_buffer_pin(struct nvkm_fault_buffer *);
void gp100_fault_buffer_info(struct nvkm_fault_buffer *);
void gv100_fault_buffer_process(struct work_struct *);
void gp100_fault_intr(struct nvkm_fault *);

u64 gp10b_fault_buffer_pin(struct nvkm_fault_buffer *);

int gv100_fault_oneinit(struct nvkm_fault *);

int nvkm_ufault_new(struct nvkm_device *, const struct nvkm_oclass *,
		    void *, u32, struct nvkm_object **);
#endif

Annotation

Implementation Notes