xref: /linux/drivers/media/pci/intel/ipu6/ipu6-isys-subdev.h (revision 6fd600d742744dc7ef7fc65ca26daa2b1163158a)
1*a11a5570SBingbu Cao /* SPDX-License-Identifier: GPL-2.0-only */
2*a11a5570SBingbu Cao /* Copyright (C) 2013--2024 Intel Corporation */
3*a11a5570SBingbu Cao 
4*a11a5570SBingbu Cao #ifndef IPU6_ISYS_SUBDEV_H
5*a11a5570SBingbu Cao #define IPU6_ISYS_SUBDEV_H
6*a11a5570SBingbu Cao 
7*a11a5570SBingbu Cao #include <linux/container_of.h>
8*a11a5570SBingbu Cao 
9*a11a5570SBingbu Cao #include <media/media-entity.h>
10*a11a5570SBingbu Cao #include <media/v4l2-ctrls.h>
11*a11a5570SBingbu Cao #include <media/v4l2-subdev.h>
12*a11a5570SBingbu Cao 
13*a11a5570SBingbu Cao struct ipu6_isys;
14*a11a5570SBingbu Cao 
15*a11a5570SBingbu Cao struct ipu6_isys_subdev {
16*a11a5570SBingbu Cao 	struct v4l2_subdev sd;
17*a11a5570SBingbu Cao 	struct ipu6_isys *isys;
18*a11a5570SBingbu Cao 	u32 const *supported_codes;
19*a11a5570SBingbu Cao 	struct media_pad *pad;
20*a11a5570SBingbu Cao 	struct v4l2_ctrl_handler ctrl_handler;
21*a11a5570SBingbu Cao 	void (*ctrl_init)(struct v4l2_subdev *sd);
22*a11a5570SBingbu Cao 	int source;	/* SSI stream source; -1 if unset */
23*a11a5570SBingbu Cao };
24*a11a5570SBingbu Cao 
25*a11a5570SBingbu Cao #define to_ipu6_isys_subdev(__sd) \
26*a11a5570SBingbu Cao 	container_of(__sd, struct ipu6_isys_subdev, sd)
27*a11a5570SBingbu Cao 
28*a11a5570SBingbu Cao unsigned int ipu6_isys_mbus_code_to_bpp(u32 code);
29*a11a5570SBingbu Cao unsigned int ipu6_isys_mbus_code_to_mipi(u32 code);
30*a11a5570SBingbu Cao bool ipu6_isys_is_bayer_format(u32 code);
31*a11a5570SBingbu Cao u32 ipu6_isys_convert_bayer_order(u32 code, int x, int y);
32*a11a5570SBingbu Cao 
33*a11a5570SBingbu Cao int ipu6_isys_subdev_set_fmt(struct v4l2_subdev *sd,
34*a11a5570SBingbu Cao 			     struct v4l2_subdev_state *state,
35*a11a5570SBingbu Cao 			     struct v4l2_subdev_format *fmt);
36*a11a5570SBingbu Cao int ipu6_isys_subdev_enum_mbus_code(struct v4l2_subdev *sd,
37*a11a5570SBingbu Cao 				    struct v4l2_subdev_state *state,
38*a11a5570SBingbu Cao 				    struct v4l2_subdev_mbus_code_enum
39*a11a5570SBingbu Cao 				    *code);
40*a11a5570SBingbu Cao int ipu6_isys_subdev_link_validate(struct v4l2_subdev *sd,
41*a11a5570SBingbu Cao 				   struct media_link *link,
42*a11a5570SBingbu Cao 				   struct v4l2_subdev_format *source_fmt,
43*a11a5570SBingbu Cao 				   struct v4l2_subdev_format *sink_fmt);
44*a11a5570SBingbu Cao u32 ipu6_isys_get_src_stream_by_src_pad(struct v4l2_subdev *sd, u32 pad);
45*a11a5570SBingbu Cao int ipu6_isys_get_stream_pad_fmt(struct v4l2_subdev *sd, u32 pad, u32 stream,
46*a11a5570SBingbu Cao 				 struct v4l2_mbus_framefmt *format);
47*a11a5570SBingbu Cao int ipu6_isys_get_stream_pad_crop(struct v4l2_subdev *sd, u32 pad, u32 stream,
48*a11a5570SBingbu Cao 				  struct v4l2_rect *crop);
49*a11a5570SBingbu Cao int ipu6_isys_subdev_set_routing(struct v4l2_subdev *sd,
50*a11a5570SBingbu Cao 				 struct v4l2_subdev_state *state,
51*a11a5570SBingbu Cao 				 enum v4l2_subdev_format_whence which,
52*a11a5570SBingbu Cao 				 struct v4l2_subdev_krouting *routing);
53*a11a5570SBingbu Cao int ipu6_isys_subdev_init(struct ipu6_isys_subdev *asd,
54*a11a5570SBingbu Cao 			  const struct v4l2_subdev_ops *ops,
55*a11a5570SBingbu Cao 			  unsigned int nr_ctrls,
56*a11a5570SBingbu Cao 			  unsigned int num_sink_pads,
57*a11a5570SBingbu Cao 			  unsigned int num_source_pads);
58*a11a5570SBingbu Cao void ipu6_isys_subdev_cleanup(struct ipu6_isys_subdev *asd);
59*a11a5570SBingbu Cao #endif /* IPU6_ISYS_SUBDEV_H */
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