drivers/gpu/drm/xe/xe_sysctrl_event_types.h

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

File Facts

System
Linux kernel
Corpus path
drivers/gpu/drm/xe/xe_sysctrl_event_types.h
Extension
.h
Size
1420 bytes
Lines
58
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_sysctrl_event_request {
	/** @vector: MSI-X vector that was triggered */
	u32 vector;
	/** @fn: Function index (0-7) of PCIe device */
	u32 fn:8;
	/** @reserved: Reserved for future use */
	u32 reserved:24;
	/** @reserved1: Reserved for future use */
	u32 reserved1[2];
} __packed;

/**
 * struct xe_sysctrl_event_response - Response structure for pending event
 */
struct xe_sysctrl_event_response {
	/** @count: Pending event count after this response */
	u32 count;
	/** @event: Pending event type */
	u32 event;
	/** @timestamp: Timestamp of most recent event */
	u64 timestamp;
	/** @extended: Event has extended payload */
	u32 extended:1;
	/** @reserved: Reserved for future use */
	u32 reserved:31;
	/** @data: Generic event data */
	u32 data[XE_SYSCTRL_EVENT_DATA_LEN];
} __packed;

#endif /* _XE_SYSCTRL_EVENT_TYPES_H_ */

Annotation

Implementation Notes