drivers/gpu/drm/i915/selftests/igt_spinner.h

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/i915/selftests/igt_spinner.h

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/i915/selftests/igt_spinner.h
Extension
.h
Size
1037 bytes
Lines
44
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 igt_spinner {
	struct intel_gt *gt;
	struct drm_i915_gem_object *hws;
	struct drm_i915_gem_object *obj;
	struct intel_context *ce;
	struct i915_vma *hws_vma, *batch_vma;
	u32 *batch;
	void *seqno;
};

int igt_spinner_init(struct igt_spinner *spin, struct intel_gt *gt);
int igt_spinner_pin(struct igt_spinner *spin,
		    struct intel_context *ce,
		    struct i915_gem_ww_ctx *ww);
void igt_spinner_fini(struct igt_spinner *spin);

struct i915_request *
igt_spinner_create_request(struct igt_spinner *spin,
			   struct intel_context *ce,
			   u32 arbitration_command);
void igt_spinner_end(struct igt_spinner *spin);

bool igt_wait_for_spinner(struct igt_spinner *spin, struct i915_request *rq);

#endif

Annotation

Implementation Notes