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
22struct clk;
23struct device;
24struct rcar_fcp_device;
25
26struct vsp1_drm;
27struct vsp1_entity;
28struct vsp1_platform_data;
29struct vsp1_brx;
30struct vsp1_clu;
31struct vsp1_hgo;
32struct vsp1_hgt;
33struct vsp1_hsit;
34struct vsp1_lif;
35struct vsp1_lut;
36struct vsp1_rwpf;
37struct vsp1_sru;
38struct vsp1_uds;
39struct vsp1_uif;
40
41#define VSP1_MAX_LIF		2
42#define VSP1_MAX_RPF		5
43#define VSP1_MAX_UDS		3
44#define VSP1_MAX_UIF		2
45#define VSP1_MAX_WPF		4
46
47#define VSP1_HAS_LUT		(1 << 1)
48#define VSP1_HAS_SRU		(1 << 2)
49#define VSP1_HAS_BRU		(1 << 3)
50#define VSP1_HAS_CLU		(1 << 4)
51#define VSP1_HAS_WPF_VFLIP	(1 << 5)
52#define VSP1_HAS_WPF_HFLIP	(1 << 6)
53#define VSP1_HAS_HGO		(1 << 7)
54#define VSP1_HAS_HGT		(1 << 8)
55#define VSP1_HAS_BRS		(1 << 9)
56#define VSP1_HAS_EXT_DL		(1 << 10)
57
58struct vsp1_device_info {
59	u32 version;
60	const char *model;
61	unsigned int gen;
62	unsigned int features;
63	unsigned int lif_count;
64	unsigned int rpf_count;
65	unsigned int uds_count;
66	unsigned int uif_count;
67	unsigned int wpf_count;
68	unsigned int num_bru_inputs;
69	bool uapi;
70};
71
72#define vsp1_feature(vsp1, f) ((vsp1)->info->features & (f))
73
74struct vsp1_device {
75	struct device *dev;
76	const struct vsp1_device_info *info;
77	u32 version;
78
79	void __iomem *mmio;
80	struct rcar_fcp_device *fcp;
81	struct device *bus_master;
82
83	struct vsp1_brx *brs;
84	struct vsp1_brx *bru;
85	struct vsp1_clu *clu;
86	struct vsp1_hgo *hgo;
87	struct vsp1_hgt *hgt;
88	struct vsp1_hsit *hsi;
89	struct vsp1_hsit *hst;
90	struct vsp1_lif *lif[VSP1_MAX_LIF];
91	struct vsp1_lut *lut;
92	struct vsp1_rwpf *rpf[VSP1_MAX_RPF];
93	struct vsp1_sru *sru;
94	struct vsp1_uds *uds[VSP1_MAX_UDS];
95	struct vsp1_uif *uif[VSP1_MAX_UIF];
96	struct vsp1_rwpf *wpf[VSP1_MAX_WPF];
97
98	struct list_head entities;
99	struct list_head videos;
100
101	struct v4l2_device v4l2_dev;
102	struct media_device media_dev;
103	struct media_entity_operations media_ops;
104
105	struct vsp1_drm *drm;
106};
107
108int vsp1_device_get(struct vsp1_device *vsp1);
109void vsp1_device_put(struct vsp1_device *vsp1);
110
111int vsp1_reset_wpf(struct vsp1_device *vsp1, unsigned int index);
112
113static inline u32 vsp1_read(struct vsp1_device *vsp1, u32 reg)
114{
115	return ioread32(vsp1->mmio + reg);
116}
117
118static inline void vsp1_write(struct vsp1_device *vsp1, u32 reg, u32 data)
119{
120	iowrite32(data, vsp1->mmio + reg);
121}
122
123#endif /* __VSP1_H__ */
124