xref: /linux/drivers/media/platform/renesas/vsp1/vsp1.h (revision ab93e0dd72c37d378dd936f031ffb83ff2bd87ce)
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_iif;
36 struct vsp1_lif;
37 struct vsp1_lut;
38 struct vsp1_rwpf;
39 struct vsp1_sru;
40 struct vsp1_uds;
41 struct vsp1_uif;
42 
43 #define VSP1_MAX_LIF		2
44 #define VSP1_MAX_RPF		5
45 #define VSP1_MAX_UDS		3
46 #define VSP1_MAX_UIF		2
47 #define VSP1_MAX_WPF		4
48 
49 #define VSP1_HAS_LUT		BIT(1)
50 #define VSP1_HAS_SRU		BIT(2)
51 #define VSP1_HAS_BRU		BIT(3)
52 #define VSP1_HAS_CLU		BIT(4)
53 #define VSP1_HAS_WPF_VFLIP	BIT(5)
54 #define VSP1_HAS_WPF_HFLIP	BIT(6)
55 #define VSP1_HAS_HGO		BIT(7)
56 #define VSP1_HAS_HGT		BIT(8)
57 #define VSP1_HAS_BRS		BIT(9)
58 #define VSP1_HAS_EXT_DL		BIT(10)
59 #define VSP1_HAS_NON_ZERO_LBA	BIT(11)
60 #define VSP1_HAS_IIF		BIT(12)
61 #define VSP1_HAS_HSIT		BIT(13)
62 
63 struct vsp1_device_info {
64 	u32 version;
65 	const char *model;
66 	unsigned int gen;
67 	unsigned int features;
68 	unsigned int lif_count;
69 	unsigned int rpf_count;
70 	unsigned int uds_count;
71 	unsigned int uif_count;
72 	unsigned int wpf_count;
73 	unsigned int num_bru_inputs;
74 	u8 soc;
75 	bool uapi;
76 };
77 
78 #define vsp1_feature(vsp1, f) ((vsp1)->info->features & (f))
79 
80 struct vsp1_device {
81 	struct device *dev;
82 	const struct vsp1_device_info *info;
83 	u32 version;
84 
85 	void __iomem *mmio;
86 	struct rcar_fcp_device *fcp;
87 	struct device *bus_master;
88 	struct reset_control *rstc;
89 
90 	struct vsp1_brx *brs;
91 	struct vsp1_brx *bru;
92 	struct vsp1_clu *clu;
93 	struct vsp1_hgo *hgo;
94 	struct vsp1_hgt *hgt;
95 	struct vsp1_hsit *hsi;
96 	struct vsp1_hsit *hst;
97 	struct vsp1_iif *iif;
98 	struct vsp1_lif *lif[VSP1_MAX_LIF];
99 	struct vsp1_lut *lut;
100 	struct vsp1_rwpf *rpf[VSP1_MAX_RPF];
101 	struct vsp1_sru *sru;
102 	struct vsp1_uds *uds[VSP1_MAX_UDS];
103 	struct vsp1_uif *uif[VSP1_MAX_UIF];
104 	struct vsp1_rwpf *wpf[VSP1_MAX_WPF];
105 
106 	struct list_head entities;
107 	struct list_head videos;
108 
109 	struct v4l2_device v4l2_dev;
110 	struct media_device media_dev;
111 	struct media_entity_operations media_ops;
112 
113 	struct vsp1_drm *drm;
114 	struct vsp1_vspx *vspx;
115 };
116 
117 int vsp1_device_get(struct vsp1_device *vsp1);
118 void vsp1_device_put(struct vsp1_device *vsp1);
119 
120 int vsp1_reset_wpf(struct vsp1_device *vsp1, unsigned int index);
121 
vsp1_read(struct vsp1_device * vsp1,u32 reg)122 static inline u32 vsp1_read(struct vsp1_device *vsp1, u32 reg)
123 {
124 	return ioread32(vsp1->mmio + reg);
125 }
126 
vsp1_write(struct vsp1_device * vsp1,u32 reg,u32 data)127 static inline void vsp1_write(struct vsp1_device *vsp1, u32 reg, u32 data)
128 {
129 	iowrite32(data, vsp1->mmio + reg);
130 }
131 
132 #endif /* __VSP1_H__ */
133