1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
2 | /* |
3 | * vsp1.h -- R-Car VSP1 Driver |
4 | * |
5 | * Copyright (C) 2013-2014 Renesas Electronics Corporation |
6 | * |
7 | * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com) |
8 | */ |
9 | #ifndef __VSP1_H__ |
10 | #define __VSP1_H__ |
11 | |
12 | #include <linux/io.h> |
13 | #include <linux/list.h> |
14 | #include <linux/mutex.h> |
15 | |
16 | #include <media/media-device.h> |
17 | #include <media/v4l2-device.h> |
18 | #include <media/v4l2-subdev.h> |
19 | |
20 | #include "vsp1_regs.h" |
21 | |
22 | struct clk; |
23 | struct device; |
24 | struct rcar_fcp_device; |
25 | struct reset_control; |
26 | |
27 | struct vsp1_drm; |
28 | struct vsp1_entity; |
29 | struct vsp1_platform_data; |
30 | struct vsp1_brx; |
31 | struct vsp1_clu; |
32 | struct vsp1_hgo; |
33 | struct vsp1_hgt; |
34 | struct vsp1_hsit; |
35 | struct vsp1_lif; |
36 | struct vsp1_lut; |
37 | struct vsp1_rwpf; |
38 | struct vsp1_sru; |
39 | struct vsp1_uds; |
40 | struct vsp1_uif; |
41 | |
42 | #define VSP1_MAX_LIF 2 |
43 | #define VSP1_MAX_RPF 5 |
44 | #define VSP1_MAX_UDS 3 |
45 | #define VSP1_MAX_UIF 2 |
46 | #define VSP1_MAX_WPF 4 |
47 | |
48 | #define VSP1_HAS_LUT BIT(1) |
49 | #define VSP1_HAS_SRU BIT(2) |
50 | #define VSP1_HAS_BRU BIT(3) |
51 | #define VSP1_HAS_CLU BIT(4) |
52 | #define VSP1_HAS_WPF_VFLIP BIT(5) |
53 | #define VSP1_HAS_WPF_HFLIP BIT(6) |
54 | #define VSP1_HAS_HGO BIT(7) |
55 | #define VSP1_HAS_HGT BIT(8) |
56 | #define VSP1_HAS_BRS BIT(9) |
57 | #define VSP1_HAS_EXT_DL BIT(10) |
58 | #define VSP1_HAS_NON_ZERO_LBA BIT(11) |
59 | |
60 | struct vsp1_device_info { |
61 | u32 version; |
62 | const char *model; |
63 | unsigned int gen; |
64 | unsigned int features; |
65 | unsigned int lif_count; |
66 | unsigned int rpf_count; |
67 | unsigned int uds_count; |
68 | unsigned int uif_count; |
69 | unsigned int wpf_count; |
70 | unsigned int num_bru_inputs; |
71 | u8 soc; |
72 | bool uapi; |
73 | }; |
74 | |
75 | #define vsp1_feature(vsp1, f) ((vsp1)->info->features & (f)) |
76 | |
77 | struct vsp1_device { |
78 | struct device *dev; |
79 | const struct vsp1_device_info *info; |
80 | u32 version; |
81 | |
82 | void __iomem *mmio; |
83 | struct rcar_fcp_device *fcp; |
84 | struct device *bus_master; |
85 | struct reset_control *rstc; |
86 | |
87 | struct vsp1_brx *brs; |
88 | struct vsp1_brx *bru; |
89 | struct vsp1_clu *clu; |
90 | struct vsp1_hgo *hgo; |
91 | struct vsp1_hgt *hgt; |
92 | struct vsp1_hsit *hsi; |
93 | struct vsp1_hsit *hst; |
94 | struct vsp1_lif *lif[VSP1_MAX_LIF]; |
95 | struct vsp1_lut *lut; |
96 | struct vsp1_rwpf *rpf[VSP1_MAX_RPF]; |
97 | struct vsp1_sru *sru; |
98 | struct vsp1_uds *uds[VSP1_MAX_UDS]; |
99 | struct vsp1_uif *uif[VSP1_MAX_UIF]; |
100 | struct vsp1_rwpf *wpf[VSP1_MAX_WPF]; |
101 | |
102 | struct list_head entities; |
103 | struct list_head videos; |
104 | |
105 | struct v4l2_device v4l2_dev; |
106 | struct media_device media_dev; |
107 | struct media_entity_operations media_ops; |
108 | |
109 | struct vsp1_drm *drm; |
110 | }; |
111 | |
112 | int vsp1_device_get(struct vsp1_device *vsp1); |
113 | void vsp1_device_put(struct vsp1_device *vsp1); |
114 | |
115 | int vsp1_reset_wpf(struct vsp1_device *vsp1, unsigned int index); |
116 | |
117 | static inline u32 vsp1_read(struct vsp1_device *vsp1, u32 reg) |
118 | { |
119 | return ioread32(vsp1->mmio + reg); |
120 | } |
121 | |
122 | static inline void vsp1_write(struct vsp1_device *vsp1, u32 reg, u32 data) |
123 | { |
124 | iowrite32(data, vsp1->mmio + reg); |
125 | } |
126 | |
127 | #endif /* __VSP1_H__ */ |
128 | |