summaryrefslogtreecommitdiff
path: root/drivers/media/platform/renesas/vsp1/vsp1.h
blob: f97a1a31bfab3a23371d13978e59596ec63a37fe (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
/* SPDX-License-Identifier: GPL-2.0+ */
/*
 * vsp1.h  --  R-Car VSP1 Driver
 *
 * Copyright (C) 2013-2014 Renesas Electronics Corporation
 *
 * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com)
 */
#ifndef __VSP1_H__
#define __VSP1_H__

#include <linux/io.h>
#include <linux/list.h>
#include <linux/mutex.h>

#include <media/media-device.h>
#include <media/v4l2-device.h>
#include <media/v4l2-subdev.h>

#include "vsp1_regs.h"

struct clk;
struct device;
struct rcar_fcp_device;
struct reset_control;

struct vsp1_drm;
struct vsp1_entity;
struct vsp1_platform_data;
struct vsp1_brx;
struct vsp1_clu;
struct vsp1_hgo;
struct vsp1_hgt;
struct vsp1_hsit;
struct vsp1_iif;
struct vsp1_lif;
struct vsp1_lut;
struct vsp1_rwpf;
struct vsp1_sru;
struct vsp1_uds;
struct vsp1_uif;

#define VSP1_MAX_LIF		2
#define VSP1_MAX_RPF		5
#define VSP1_MAX_UDS		3
#define VSP1_MAX_UIF		2
#define VSP1_MAX_WPF		4

#define VSP1_HAS_LUT		BIT(1)
#define VSP1_HAS_SRU		BIT(2)
#define VSP1_HAS_BRU		BIT(3)
#define VSP1_HAS_CLU		BIT(4)
#define VSP1_HAS_WPF_VFLIP	BIT(5)
#define VSP1_HAS_WPF_HFLIP	BIT(6)
#define VSP1_HAS_HGO		BIT(7)
#define VSP1_HAS_HGT		BIT(8)
#define VSP1_HAS_BRS		BIT(9)
#define VSP1_HAS_EXT_DL		BIT(10)
#define VSP1_HAS_NON_ZERO_LBA	BIT(11)
#define VSP1_HAS_IIF		BIT(12)
#define VSP1_HAS_HSIT		BIT(13)

struct vsp1_device_info {
	u32 version;
	const char *model;
	unsigned int gen;
	unsigned int features;
	unsigned int lif_count;
	unsigned int rpf_count;
	unsigned int uds_count;
	unsigned int uif_count;
	unsigned int wpf_count;
	unsigned int num_bru_inputs;
	u8 soc;
	bool uapi;
};

#define vsp1_feature(vsp1, f) ((vsp1)->info->features & (f))

struct vsp1_device {
	struct device *dev;
	const struct vsp1_device_info *info;
	u32 version;

	void __iomem *mmio;
	struct rcar_fcp_device *fcp;
	struct device *bus_master;
	struct reset_control *rstc;

	struct vsp1_brx *brs;
	struct vsp1_brx *bru;
	struct vsp1_clu *clu;
	struct vsp1_hgo *hgo;
	struct vsp1_hgt *hgt;
	struct vsp1_hsit *hsi;
	struct vsp1_hsit *hst;
	struct vsp1_iif *iif;
	struct vsp1_lif *lif[VSP1_MAX_LIF];
	struct vsp1_lut *lut;
	struct vsp1_rwpf *rpf[VSP1_MAX_RPF];
	struct vsp1_sru *sru;
	struct vsp1_uds *uds[VSP1_MAX_UDS];
	struct vsp1_uif *uif[VSP1_MAX_UIF];
	struct vsp1_rwpf *wpf[VSP1_MAX_WPF];

	struct list_head entities;
	struct list_head videos;

	struct v4l2_device v4l2_dev;
	struct media_device media_dev;
	struct media_entity_operations media_ops;

	struct vsp1_drm *drm;
};

int vsp1_device_get(struct vsp1_device *vsp1);
void vsp1_device_put(struct vsp1_device *vsp1);

int vsp1_reset_wpf(struct vsp1_device *vsp1, unsigned int index);

static inline u32 vsp1_read(struct vsp1_device *vsp1, u32 reg)
{
	return ioread32(vsp1->mmio + reg);
}

static inline void vsp1_write(struct vsp1_device *vsp1, u32 reg, u32 data)
{
	iowrite32(data, vsp1->mmio + reg);
}

#endif /* __VSP1_H__ */