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; 25struct reset_control; 26 27struct vsp1_drm; 28struct vsp1_entity; 29struct vsp1_platform_data; 30struct vsp1_brx; 31struct vsp1_clu; 32struct vsp1_hgo; 33struct vsp1_hgt; 34struct vsp1_hsit; 35struct vsp1_lif; 36struct vsp1_lut; 37struct vsp1_rwpf; 38struct vsp1_sru; 39struct vsp1_uds; 40struct 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 60struct 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 77struct 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 112int vsp1_device_get(struct vsp1_device *vsp1); 113void vsp1_device_put(struct vsp1_device *vsp1); 114 115int vsp1_reset_wpf(struct vsp1_device *vsp1, unsigned int index); 116 117static inline u32 vsp1_read(struct vsp1_device *vsp1, u32 reg) 118{ 119 return ioread32(vsp1->mmio + reg); 120} 121 122static 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