Commit | Line | Data |
---|---|---|
26e0ca22 LP |
1 | /* |
2 | * vsp1_entity.h -- R-Car VSP1 Base Entity | |
3 | * | |
8a1edc55 | 4 | * Copyright (C) 2013-2014 Renesas Electronics Corporation |
26e0ca22 LP |
5 | * |
6 | * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | */ | |
13 | #ifndef __VSP1_ENTITY_H__ | |
14 | #define __VSP1_ENTITY_H__ | |
15 | ||
16 | #include <linux/list.h> | |
adb8963f | 17 | #include <linux/spinlock.h> |
26e0ca22 LP |
18 | |
19 | #include <media/v4l2-subdev.h> | |
20 | ||
21 | struct vsp1_device; | |
22 | ||
23 | enum vsp1_entity_type { | |
629bb6d4 | 24 | VSP1_ENTITY_BRU, |
5cdf5741 LP |
25 | VSP1_ENTITY_HSI, |
26 | VSP1_ENTITY_HST, | |
26e0ca22 | 27 | VSP1_ENTITY_LIF, |
989af883 | 28 | VSP1_ENTITY_LUT, |
26e0ca22 | 29 | VSP1_ENTITY_RPF, |
a626e64e | 30 | VSP1_ENTITY_SRU, |
26e0ca22 LP |
31 | VSP1_ENTITY_UDS, |
32 | VSP1_ENTITY_WPF, | |
33 | }; | |
34 | ||
a96c5fa4 LP |
35 | #define VSP1_ENTITY_MAX_INPUTS 5 /* For the BRU */ |
36 | ||
d9b45ed3 LP |
37 | /* |
38 | * struct vsp1_route - Entity routing configuration | |
39 | * @type: Entity type this routing entry is associated with | |
40 | * @index: Entity index this routing entry is associated with | |
41 | * @reg: Output routing configuration register | |
42 | * @inputs: Target node value for each input | |
43 | * | |
44 | * Each $vsp1_route entry describes routing configuration for the entity | |
45 | * specified by the entry's @type and @index. @reg indicates the register that | |
46 | * holds output routing configuration for the entity, and the @inputs array | |
47 | * store the target node value for each input of the entity. | |
48 | */ | |
49 | struct vsp1_route { | |
50 | enum vsp1_entity_type type; | |
51 | unsigned int index; | |
52 | unsigned int reg; | |
a96c5fa4 | 53 | unsigned int inputs[VSP1_ENTITY_MAX_INPUTS]; |
d9b45ed3 LP |
54 | }; |
55 | ||
26e0ca22 LP |
56 | struct vsp1_entity { |
57 | struct vsp1_device *vsp1; | |
58 | ||
59 | enum vsp1_entity_type type; | |
60 | unsigned int index; | |
d9b45ed3 | 61 | const struct vsp1_route *route; |
26e0ca22 LP |
62 | |
63 | struct list_head list_dev; | |
64 | struct list_head list_pipe; | |
65 | ||
66 | struct media_pad *pads; | |
67 | unsigned int source_pad; | |
68 | ||
69 | struct media_entity *sink; | |
d9b45ed3 | 70 | unsigned int sink_pad; |
26e0ca22 LP |
71 | |
72 | struct v4l2_subdev subdev; | |
73 | struct v4l2_mbus_framefmt *formats; | |
1499be67 | 74 | |
adb8963f | 75 | spinlock_t lock; /* Protects the streaming field */ |
960de2cf | 76 | bool streaming; |
26e0ca22 LP |
77 | }; |
78 | ||
79 | static inline struct vsp1_entity *to_vsp1_entity(struct v4l2_subdev *subdev) | |
80 | { | |
81 | return container_of(subdev, struct vsp1_entity, subdev); | |
82 | } | |
83 | ||
84 | int vsp1_entity_init(struct vsp1_device *vsp1, struct vsp1_entity *entity, | |
85 | unsigned int num_pads); | |
86 | void vsp1_entity_destroy(struct vsp1_entity *entity); | |
87 | ||
88 | extern const struct v4l2_subdev_internal_ops vsp1_subdev_internal_ops; | |
babca007 LP |
89 | |
90 | int vsp1_entity_link_setup(struct media_entity *entity, | |
91 | const struct media_pad *local, | |
92 | const struct media_pad *remote, u32 flags); | |
26e0ca22 LP |
93 | |
94 | struct v4l2_mbus_framefmt * | |
95 | vsp1_entity_get_pad_format(struct vsp1_entity *entity, | |
f7234138 | 96 | struct v4l2_subdev_pad_config *cfg, |
26e0ca22 LP |
97 | unsigned int pad, u32 which); |
98 | void vsp1_entity_init_formats(struct v4l2_subdev *subdev, | |
f7234138 | 99 | struct v4l2_subdev_pad_config *cfg); |
26e0ca22 | 100 | |
960de2cf LP |
101 | bool vsp1_entity_is_streaming(struct vsp1_entity *entity); |
102 | int vsp1_entity_set_streaming(struct vsp1_entity *entity, bool streaming); | |
103 | ||
665b693c LP |
104 | void vsp1_entity_route_setup(struct vsp1_entity *source); |
105 | ||
26e0ca22 | 106 | #endif /* __VSP1_ENTITY_H__ */ |