xref: /linux/drivers/staging/media/ipu7/ipu7-isys-subdev.h (revision 8d2b0853add1d7534dc0794e3c8e0b9e8c4ec640)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright (C) 2013 - 2025 Intel Corporation
4  */
5 
6 #ifndef IPU7_ISYS_SUBDEV_H
7 #define IPU7_ISYS_SUBDEV_H
8 
9 #include <linux/container_of.h>
10 
11 #include <media/media-entity.h>
12 #include <media/v4l2-ctrls.h>
13 #include <media/v4l2-subdev.h>
14 
15 struct ipu7_isys;
16 
17 struct ipu7_isys_subdev {
18 	struct v4l2_subdev sd;
19 	struct ipu7_isys *isys;
20 	u32 const *supported_codes;
21 	struct media_pad *pad;
22 	struct v4l2_ctrl_handler ctrl_handler;
23 	void (*ctrl_init)(struct v4l2_subdev *sd);
24 	int source;	/* SSI stream source; -1 if unset */
25 };
26 
27 #define to_ipu7_isys_subdev(__sd)			\
28 	container_of(__sd, struct ipu7_isys_subdev, sd)
29 unsigned int ipu7_isys_mbus_code_to_mipi(u32 code);
30 bool ipu7_isys_is_bayer_format(u32 code);
31 u32 ipu7_isys_convert_bayer_order(u32 code, int x, int y);
32 
33 int ipu7_isys_subdev_set_fmt(struct v4l2_subdev *sd,
34 			     struct v4l2_subdev_state *state,
35 			     struct v4l2_subdev_format *format);
36 int ipu7_isys_subdev_enum_mbus_code(struct v4l2_subdev *sd,
37 				    struct v4l2_subdev_state *state,
38 				    struct v4l2_subdev_mbus_code_enum
39 				    *code);
40 u32 ipu7_isys_get_src_stream_by_src_pad(struct v4l2_subdev *sd, u32 pad);
41 int ipu7_isys_get_stream_pad_fmt(struct v4l2_subdev *sd, u32 pad, u32 stream,
42 				 struct v4l2_mbus_framefmt *format);
43 int ipu7_isys_subdev_set_routing(struct v4l2_subdev *sd,
44 				 struct v4l2_subdev_state *state,
45 				 enum v4l2_subdev_format_whence which,
46 				 struct v4l2_subdev_krouting *routing);
47 int ipu7_isys_subdev_init(struct ipu7_isys_subdev *asd,
48 			  const struct v4l2_subdev_ops *ops,
49 			  unsigned int nr_ctrls,
50 			  unsigned int num_sink_pads,
51 			  unsigned int num_source_pads);
52 void ipu7_isys_subdev_cleanup(struct ipu7_isys_subdev *asd);
53 #endif /* IPU7_ISYS_SUBDEV_H */
54