drivers/staging/media/ipu7/ipu7-isys-csi2.h

Source file repositories/reference/linux-study-clean/drivers/staging/media/ipu7/ipu7-isys-csi2.h

File Facts

System
Linux kernel
Corpus path
drivers/staging/media/ipu7/ipu7-isys-csi2.h
Extension
.h
Size
1841 bytes
Lines
65
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

struct ipu7_isys_csi2 {
	struct ipu7_isys_subdev asd;
	struct ipu7_isys_csi2_pdata *pdata;
	struct ipu7_isys *isys;
	struct ipu7_isys_video av[IPU7_NR_OF_CSI2_SRC_PADS];

	void __iomem *base;
	u32 receiver_errors;
	u32 legacy_irq_mask;
	unsigned int nlanes;
	unsigned int port;
	unsigned int phy_mode;
	unsigned int stream_count;
};

#define ipu7_isys_subdev_to_csi2(__sd)			\
	container_of(__sd, struct ipu7_isys_csi2, asd)

#define to_ipu7_isys_csi2(__asd) container_of(__asd, struct ipu7_isys_csi2, asd)

s64 ipu7_isys_csi2_get_link_freq(struct ipu7_isys_csi2 *csi2);
int ipu7_isys_csi2_init(struct ipu7_isys_csi2 *csi2, struct ipu7_isys *isys,
			void __iomem *base, unsigned int index);
void ipu7_isys_csi2_cleanup(struct ipu7_isys_csi2 *csi2);
void ipu7_isys_csi2_sof_event_by_stream(struct ipu7_isys_stream *stream);
void ipu7_isys_csi2_eof_event_by_stream(struct ipu7_isys_stream *stream);
int ipu7_isys_csi2_get_remote_desc(u32 source_stream,
				   struct ipu7_isys_csi2 *csi2,
				   struct media_entity *source_entity,
				   struct v4l2_mbus_frame_desc_entry *entry,
				   int *nr_queues);
#endif /* IPU7_ISYS_CSI2_H */

Annotation

Implementation Notes