xref: /OK3568_Linux_fs/kernel/drivers/media/platform/vsp1/vsp1_rwpf.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0+ */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * vsp1_rwpf.h  --  R-Car VSP1 Read and Write Pixel Formatters
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 2013-2014 Renesas Electronics Corporation
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com)
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun #ifndef __VSP1_RWPF_H__
10*4882a593Smuzhiyun #define __VSP1_RWPF_H__
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #include <linux/spinlock.h>
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun #include <media/media-entity.h>
15*4882a593Smuzhiyun #include <media/v4l2-ctrls.h>
16*4882a593Smuzhiyun #include <media/v4l2-subdev.h>
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun #include "vsp1.h"
19*4882a593Smuzhiyun #include "vsp1_entity.h"
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun #define RWPF_PAD_SINK				0
22*4882a593Smuzhiyun #define RWPF_PAD_SOURCE				1
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun struct v4l2_ctrl;
25*4882a593Smuzhiyun struct vsp1_dl_manager;
26*4882a593Smuzhiyun struct vsp1_rwpf;
27*4882a593Smuzhiyun struct vsp1_video;
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun struct vsp1_rwpf_memory {
30*4882a593Smuzhiyun 	dma_addr_t addr[3];
31*4882a593Smuzhiyun };
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun struct vsp1_rwpf {
34*4882a593Smuzhiyun 	struct vsp1_entity entity;
35*4882a593Smuzhiyun 	struct v4l2_ctrl_handler ctrls;
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun 	struct vsp1_video *video;
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun 	unsigned int max_width;
40*4882a593Smuzhiyun 	unsigned int max_height;
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun 	struct v4l2_pix_format_mplane format;
43*4882a593Smuzhiyun 	const struct vsp1_format_info *fmtinfo;
44*4882a593Smuzhiyun 	unsigned int brx_input;
45*4882a593Smuzhiyun 
46*4882a593Smuzhiyun 	unsigned int alpha;
47*4882a593Smuzhiyun 
48*4882a593Smuzhiyun 	u32 mult_alpha;
49*4882a593Smuzhiyun 	u32 outfmt;
50*4882a593Smuzhiyun 
51*4882a593Smuzhiyun 	struct {
52*4882a593Smuzhiyun 		spinlock_t lock;
53*4882a593Smuzhiyun 		struct {
54*4882a593Smuzhiyun 			struct v4l2_ctrl *vflip;
55*4882a593Smuzhiyun 			struct v4l2_ctrl *hflip;
56*4882a593Smuzhiyun 			struct v4l2_ctrl *rotate;
57*4882a593Smuzhiyun 		} ctrls;
58*4882a593Smuzhiyun 		unsigned int pending;
59*4882a593Smuzhiyun 		unsigned int active;
60*4882a593Smuzhiyun 		bool rotate;
61*4882a593Smuzhiyun 	} flip;
62*4882a593Smuzhiyun 
63*4882a593Smuzhiyun 	struct vsp1_rwpf_memory mem;
64*4882a593Smuzhiyun 	bool writeback;
65*4882a593Smuzhiyun 
66*4882a593Smuzhiyun 	struct vsp1_dl_manager *dlm;
67*4882a593Smuzhiyun };
68*4882a593Smuzhiyun 
to_rwpf(struct v4l2_subdev * subdev)69*4882a593Smuzhiyun static inline struct vsp1_rwpf *to_rwpf(struct v4l2_subdev *subdev)
70*4882a593Smuzhiyun {
71*4882a593Smuzhiyun 	return container_of(subdev, struct vsp1_rwpf, entity.subdev);
72*4882a593Smuzhiyun }
73*4882a593Smuzhiyun 
entity_to_rwpf(struct vsp1_entity * entity)74*4882a593Smuzhiyun static inline struct vsp1_rwpf *entity_to_rwpf(struct vsp1_entity *entity)
75*4882a593Smuzhiyun {
76*4882a593Smuzhiyun 	return container_of(entity, struct vsp1_rwpf, entity);
77*4882a593Smuzhiyun }
78*4882a593Smuzhiyun 
79*4882a593Smuzhiyun struct vsp1_rwpf *vsp1_rpf_create(struct vsp1_device *vsp1, unsigned int index);
80*4882a593Smuzhiyun struct vsp1_rwpf *vsp1_wpf_create(struct vsp1_device *vsp1, unsigned int index);
81*4882a593Smuzhiyun 
82*4882a593Smuzhiyun int vsp1_rwpf_init_ctrls(struct vsp1_rwpf *rwpf, unsigned int ncontrols);
83*4882a593Smuzhiyun 
84*4882a593Smuzhiyun extern const struct v4l2_subdev_pad_ops vsp1_rwpf_pad_ops;
85*4882a593Smuzhiyun 
86*4882a593Smuzhiyun struct v4l2_rect *vsp1_rwpf_get_crop(struct vsp1_rwpf *rwpf,
87*4882a593Smuzhiyun 				     struct v4l2_subdev_pad_config *config);
88*4882a593Smuzhiyun 
89*4882a593Smuzhiyun #endif /* __VSP1_RWPF_H__ */
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