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)122static 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)127static 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