drivers/gpu/drm/xe/xe_hw_engine_group_types.h

Source file repositories/reference/linux-study-clean/drivers/gpu/drm/xe/xe_hw_engine_group_types.h

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/xe/xe_hw_engine_group_types.h
Extension
.h
Size
1456 bytes
Lines
52
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 xe_hw_engine_group {
	/**
	 * @exec_queue_list: list of exec queues attached to this
	 * xe_hw_engine_group
	 */
	struct list_head exec_queue_list;
	/** @resume_work: worker to resume faulting LR exec queues */
	struct work_struct resume_work;
	/** @resume_wq: workqueue to resume faulting LR exec queues */
	struct workqueue_struct *resume_wq;
	/**
	 * @mode_sem: used to protect this group's hardware resources and ensure
	 * mutual exclusion between execution only in faulting LR mode and
	 * execution only in DMA_FENCE mode
	 */
	struct rw_semaphore mode_sem;
	/** @cur_mode: current execution mode of this hw engine group */
	enum xe_hw_engine_group_execution_mode cur_mode;
};

#endif

Annotation

Implementation Notes