1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /* Copyright (c) 2019 Fuzhou Rockchip Electronics Co., Ltd. */
3*4882a593Smuzhiyun
4*4882a593Smuzhiyun #ifndef _RKISPP_COMMON_H
5*4882a593Smuzhiyun #define _RKISPP_COMMON_H
6*4882a593Smuzhiyun
7*4882a593Smuzhiyun #include <linux/clk.h>
8*4882a593Smuzhiyun #include <linux/mutex.h>
9*4882a593Smuzhiyun #include <media/media-device.h>
10*4882a593Smuzhiyun #include <media/media-entity.h>
11*4882a593Smuzhiyun #include <media/v4l2-ctrls.h>
12*4882a593Smuzhiyun #include <media/v4l2-device.h>
13*4882a593Smuzhiyun #include <media/videobuf2-v4l2.h>
14*4882a593Smuzhiyun
15*4882a593Smuzhiyun #include "../isp/isp_ispp.h"
16*4882a593Smuzhiyun
17*4882a593Smuzhiyun #define RKISPP_PLANE_Y 0
18*4882a593Smuzhiyun #define RKISPP_PLANE_UV 1
19*4882a593Smuzhiyun
20*4882a593Smuzhiyun #define RKISPP_MAX_WIDTH_V10 4416
21*4882a593Smuzhiyun #define RKISPP_MAX_HEIGHT_V10 3312
22*4882a593Smuzhiyun #define RKISPP_MIN_WIDTH_V10 66
23*4882a593Smuzhiyun #define RKISPP_MIN_HEIGHT_V10 258
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun #define RKISPP_MAX_WIDTH_V20 8188
26*4882a593Smuzhiyun #define RKISPP_MAX_HEIGHT_V20 8188
27*4882a593Smuzhiyun #define RKISPP_MIN_WIDTH_V20 128
28*4882a593Smuzhiyun #define RKISPP_MIN_HEIGHT_V20 128
29*4882a593Smuzhiyun
30*4882a593Smuzhiyun #define RKISPP_VIDEO_NAME_LEN 16
31*4882a593Smuzhiyun
32*4882a593Smuzhiyun #define RKISPP_BUF_POOL_MAX RKISP_ISPP_BUF_MAX
33*4882a593Smuzhiyun
34*4882a593Smuzhiyun struct rkispp_device;
35*4882a593Smuzhiyun
36*4882a593Smuzhiyun enum rkispp_ver {
37*4882a593Smuzhiyun ISPP_V10 = 0x00,
38*4882a593Smuzhiyun ISPP_V20 = 0x01,
39*4882a593Smuzhiyun };
40*4882a593Smuzhiyun
41*4882a593Smuzhiyun enum rkispp_event_cmd {
42*4882a593Smuzhiyun CMD_STREAM,
43*4882a593Smuzhiyun CMD_INIT_POOL,
44*4882a593Smuzhiyun CMD_FREE_POOL,
45*4882a593Smuzhiyun CMD_QUEUE_DMABUF,
46*4882a593Smuzhiyun };
47*4882a593Smuzhiyun
48*4882a593Smuzhiyun struct rkispp_isp_buf_pool {
49*4882a593Smuzhiyun struct rkisp_ispp_buf *dbufs;
50*4882a593Smuzhiyun void *mem_priv[GROUP_BUF_MAX];
51*4882a593Smuzhiyun dma_addr_t dma[GROUP_BUF_MAX];
52*4882a593Smuzhiyun void *vaddr[GROUP_BUF_MAX];
53*4882a593Smuzhiyun u8 group_buf_max;
54*4882a593Smuzhiyun };
55*4882a593Smuzhiyun
56*4882a593Smuzhiyun /* One structure per video node */
57*4882a593Smuzhiyun struct rkispp_vdev_node {
58*4882a593Smuzhiyun struct vb2_queue buf_queue;
59*4882a593Smuzhiyun struct video_device vdev;
60*4882a593Smuzhiyun struct media_pad pad;
61*4882a593Smuzhiyun };
62*4882a593Smuzhiyun
63*4882a593Smuzhiyun struct rkispp_buffer {
64*4882a593Smuzhiyun struct vb2_v4l2_buffer vb;
65*4882a593Smuzhiyun struct list_head queue;
66*4882a593Smuzhiyun union {
67*4882a593Smuzhiyun u32 buff_addr[VIDEO_MAX_PLANES];
68*4882a593Smuzhiyun void *vaddr[VIDEO_MAX_PLANES];
69*4882a593Smuzhiyun };
70*4882a593Smuzhiyun };
71*4882a593Smuzhiyun
72*4882a593Smuzhiyun struct rkispp_dummy_buffer {
73*4882a593Smuzhiyun struct list_head list;
74*4882a593Smuzhiyun struct dma_buf *dbuf;
75*4882a593Smuzhiyun dma_addr_t dma_addr;
76*4882a593Smuzhiyun void *mem_priv;
77*4882a593Smuzhiyun void *vaddr;
78*4882a593Smuzhiyun struct page **pages;
79*4882a593Smuzhiyun /* timestamp in ns */
80*4882a593Smuzhiyun u64 timestamp;
81*4882a593Smuzhiyun u32 size;
82*4882a593Smuzhiyun u32 id;
83*4882a593Smuzhiyun u32 index;
84*4882a593Smuzhiyun int dma_fd;
85*4882a593Smuzhiyun bool is_need_vaddr;
86*4882a593Smuzhiyun bool is_need_dbuf;
87*4882a593Smuzhiyun bool is_need_dmafd;
88*4882a593Smuzhiyun };
89*4882a593Smuzhiyun
vdev_to_node(struct video_device * vdev)90*4882a593Smuzhiyun static inline struct rkispp_vdev_node *vdev_to_node(struct video_device *vdev)
91*4882a593Smuzhiyun {
92*4882a593Smuzhiyun return container_of(vdev, struct rkispp_vdev_node, vdev);
93*4882a593Smuzhiyun }
94*4882a593Smuzhiyun
queue_to_node(struct vb2_queue * q)95*4882a593Smuzhiyun static inline struct rkispp_vdev_node *queue_to_node(struct vb2_queue *q)
96*4882a593Smuzhiyun {
97*4882a593Smuzhiyun return container_of(q, struct rkispp_vdev_node, buf_queue);
98*4882a593Smuzhiyun }
99*4882a593Smuzhiyun
to_rkispp_buffer(struct vb2_v4l2_buffer * vb)100*4882a593Smuzhiyun static inline struct rkispp_buffer *to_rkispp_buffer(struct vb2_v4l2_buffer *vb)
101*4882a593Smuzhiyun {
102*4882a593Smuzhiyun return container_of(vb, struct rkispp_buffer, vb);
103*4882a593Smuzhiyun }
104*4882a593Smuzhiyun
to_vb2_queue(struct file * file)105*4882a593Smuzhiyun static inline struct vb2_queue *to_vb2_queue(struct file *file)
106*4882a593Smuzhiyun {
107*4882a593Smuzhiyun struct rkispp_vdev_node *vnode = video_drvdata(file);
108*4882a593Smuzhiyun
109*4882a593Smuzhiyun return &vnode->buf_queue;
110*4882a593Smuzhiyun }
111*4882a593Smuzhiyun
112*4882a593Smuzhiyun extern int rkispp_debug;
113*4882a593Smuzhiyun extern bool rkispp_monitor;
114*4882a593Smuzhiyun extern bool rkispp_reg_withstream;
115*4882a593Smuzhiyun extern char rkispp_reg_withstream_video_name[RKISPP_VIDEO_NAME_LEN];
116*4882a593Smuzhiyun extern unsigned int rkispp_debug_reg;
117*4882a593Smuzhiyun extern struct platform_driver rkispp_plat_drv;
118*4882a593Smuzhiyun extern char rkispp_dump_path[128];
119*4882a593Smuzhiyun
120*4882a593Smuzhiyun void rkispp_write(struct rkispp_device *dev, u32 reg, u32 val);
121*4882a593Smuzhiyun void rkispp_set_bits(struct rkispp_device *dev, u32 reg, u32 mask, u32 val);
122*4882a593Smuzhiyun u32 rkispp_read(struct rkispp_device *dev, u32 reg);
123*4882a593Smuzhiyun void rkispp_clear_bits(struct rkispp_device *dev, u32 reg, u32 mask);
124*4882a593Smuzhiyun void rkispp_update_regs(struct rkispp_device *dev, u32 start, u32 end);
125*4882a593Smuzhiyun int rkispp_allow_buffer(struct rkispp_device *dev,
126*4882a593Smuzhiyun struct rkispp_dummy_buffer *buf);
127*4882a593Smuzhiyun void rkispp_free_buffer(struct rkispp_device *dev,
128*4882a593Smuzhiyun struct rkispp_dummy_buffer *buf);
129*4882a593Smuzhiyun void rkispp_prepare_buffer(struct rkispp_device *dev,
130*4882a593Smuzhiyun struct rkispp_dummy_buffer *buf);
131*4882a593Smuzhiyun void rkispp_finish_buffer(struct rkispp_device *dev,
132*4882a593Smuzhiyun struct rkispp_dummy_buffer *buf);
133*4882a593Smuzhiyun
134*4882a593Smuzhiyun int rkispp_attach_hw(struct rkispp_device *ispp);
135*4882a593Smuzhiyun int rkispp_event_handle(struct rkispp_device *ispp, u32 cmd, void *arg);
136*4882a593Smuzhiyun int rkispp_alloc_common_dummy_buf(struct rkispp_device *dev);
137*4882a593Smuzhiyun void rkispp_free_common_dummy_buf(struct rkispp_device *dev);
138*4882a593Smuzhiyun int rkispp_find_regbuf_by_id(struct rkispp_device *ispp, struct rkisp_ispp_reg **free_buf,
139*4882a593Smuzhiyun u32 dev_id, u32 frame_id);
140*4882a593Smuzhiyun void rkispp_release_regbuf(struct rkispp_device *ispp, struct rkisp_ispp_reg *freebuf);
141*4882a593Smuzhiyun void rkispp_request_regbuf(struct rkispp_device *dev, struct rkisp_ispp_reg **free_buf);
142*4882a593Smuzhiyun bool rkispp_is_reg_withstream_global(void);
143*4882a593Smuzhiyun bool rkispp_is_reg_withstream_local(struct device *dev);
144*4882a593Smuzhiyun void rkispp_set_clk_rate(struct clk *clk, unsigned long rate);
145*4882a593Smuzhiyun #endif
146