drivers/accel/ethosu/ethosu_job.h

Source file repositories/reference/linux-study-clean/drivers/accel/ethosu/ethosu_job.h

File Facts

System
Linux kernel
Corpus path
drivers/accel/ethosu/ethosu_job.h
Extension
.h
Size
1089 bytes
Lines
41
Domain
Driver Families
Bucket
drivers/accel
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 ethosu_job {
	struct drm_sched_job base;
	struct ethosu_device *dev;

	struct drm_gem_object *cmd_bo;
	struct drm_gem_object *region_bo[NPU_BASEP_REGION_MAX];
	u8 region_bo_num[NPU_BASEP_REGION_MAX];
	u8 region_cnt;
	u32 sram_size;

	/* Fence to be signaled by drm-sched once its done with the job */
	struct dma_fence *inference_done_fence;

	/* Fence to be signaled by IRQ handler when the job is complete. */
	struct dma_fence *done_fence;

	struct kref refcount;
};

int ethosu_ioctl_submit(struct drm_device *dev, void *data, struct drm_file *file);

int ethosu_job_init(struct ethosu_device *dev);
void ethosu_job_fini(struct ethosu_device *dev);
int ethosu_job_open(struct ethosu_file_priv *ethosu_priv);
void ethosu_job_close(struct ethosu_file_priv *ethosu_priv);

#endif

Annotation

Implementation Notes