drivers/staging/media/atomisp/pci/ia_css_err.h

Source file repositories/reference/linux-study-clean/drivers/staging/media/atomisp/pci/ia_css_err.h

File Facts

System
Linux kernel
Corpus path
drivers/staging/media/atomisp/pci/ia_css_err.h
Extension
.h
Size
1571 bytes
Lines
35
Domain
Driver Families
Bucket
drivers/staging
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

#ifndef __IA_CSS_ERR_H
#define __IA_CSS_ERR_H

/* @file
 * This file contains possible return values for most
 * functions in the CSS-API.
 */

/* FW warnings. This enum contains a value for each warning that
 * the SP FW could indicate potential performance issue
 */
enum ia_css_fw_warning {
	IA_CSS_FW_WARNING_NONE,
	IA_CSS_FW_WARNING_ISYS_QUEUE_FULL, /* < CSS system delayed because of insufficient space in the ISys queue.
		This warning can be avoided by de-queuing ISYS buffers more timely. */
	IA_CSS_FW_WARNING_PSYS_QUEUE_FULL, /* < CSS system delayed because of insufficient space in the PSys queue.
		This warning can be avoided by de-queuing PSYS buffers more timely. */
	IA_CSS_FW_WARNING_CIRCBUF_ALL_LOCKED, /* < CSS system delayed because of insufficient available buffers.
		This warning can be avoided by unlocking locked frame-buffers more timely. */
	IA_CSS_FW_WARNING_EXP_ID_LOCKED, /* < Exposure ID skipped because the frame associated to it was still locked.
		This warning can be avoided by unlocking locked frame-buffers more timely. */
	IA_CSS_FW_WARNING_TAG_EXP_ID_FAILED, /* < Exposure ID cannot be found on the circular buffer.
		This warning can be avoided by unlocking locked frame-buffers more timely. */
	IA_CSS_FW_WARNING_FRAME_PARAM_MISMATCH, /* < Frame and param pair mismatched in tagger.
		This warning can be avoided by providing a param set for each frame. */
};

#endif /* __IA_CSS_ERR_H */

Annotation

Implementation Notes