android13/kernel-5.10/drivers/media/platform/rockchip/ispp/common.h

146 lines
3.9 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (c) 2019 Fuzhou Rockchip Electronics Co., Ltd. */
#ifndef _RKISPP_COMMON_H
#define _RKISPP_COMMON_H
#include <linux/clk.h>
#include <linux/mutex.h>
#include <media/media-device.h>
#include <media/media-entity.h>
#include <media/v4l2-ctrls.h>
#include <media/v4l2-device.h>
#include <media/videobuf2-v4l2.h>
#include "../isp/isp_ispp.h"
#define RKISPP_PLANE_Y 0
#define RKISPP_PLANE_UV 1
#define RKISPP_MAX_WIDTH_V10 4416
#define RKISPP_MAX_HEIGHT_V10 3312
#define RKISPP_MIN_WIDTH_V10 66
#define RKISPP_MIN_HEIGHT_V10 258
#define RKISPP_MAX_WIDTH_V20 8188
#define RKISPP_MAX_HEIGHT_V20 8188
#define RKISPP_MIN_WIDTH_V20 128
#define RKISPP_MIN_HEIGHT_V20 128
#define RKISPP_VIDEO_NAME_LEN 16
#define RKISPP_BUF_POOL_MAX RKISP_ISPP_BUF_MAX
struct rkispp_device;
enum rkispp_ver {
ISPP_V10 = 0x00,
ISPP_V20 = 0x01,
};
enum rkispp_event_cmd {
CMD_STREAM,
CMD_INIT_POOL,
CMD_FREE_POOL,
CMD_QUEUE_DMABUF,
};
struct rkispp_isp_buf_pool {
struct rkisp_ispp_buf *dbufs;
void *mem_priv[GROUP_BUF_MAX];
dma_addr_t dma[GROUP_BUF_MAX];
void *vaddr[GROUP_BUF_MAX];
u8 group_buf_max;
};
/* One structure per video node */
struct rkispp_vdev_node {
struct vb2_queue buf_queue;
struct video_device vdev;
struct media_pad pad;
};
struct rkispp_buffer {
struct vb2_v4l2_buffer vb;
struct list_head queue;
union {
u32 buff_addr[VIDEO_MAX_PLANES];
void *vaddr[VIDEO_MAX_PLANES];
};
};
struct rkispp_dummy_buffer {
struct list_head list;
struct dma_buf *dbuf;
dma_addr_t dma_addr;
void *mem_priv;
void *vaddr;
struct page **pages;
/* timestamp in ns */
u64 timestamp;
u32 size;
u32 id;
u32 index;
int dma_fd;
bool is_need_vaddr;
bool is_need_dbuf;
bool is_need_dmafd;
};
static inline struct rkispp_vdev_node *vdev_to_node(struct video_device *vdev)
{
return container_of(vdev, struct rkispp_vdev_node, vdev);
}
static inline struct rkispp_vdev_node *queue_to_node(struct vb2_queue *q)
{
return container_of(q, struct rkispp_vdev_node, buf_queue);
}
static inline struct rkispp_buffer *to_rkispp_buffer(struct vb2_v4l2_buffer *vb)
{
return container_of(vb, struct rkispp_buffer, vb);
}
static inline struct vb2_queue *to_vb2_queue(struct file *file)
{
struct rkispp_vdev_node *vnode = video_drvdata(file);
return &vnode->buf_queue;
}
extern int rkispp_debug;
extern bool rkispp_monitor;
extern bool rkispp_reg_withstream;
extern char rkispp_reg_withstream_video_name[RKISPP_VIDEO_NAME_LEN];
extern unsigned int rkispp_debug_reg;
extern struct platform_driver rkispp_plat_drv;
extern char rkispp_dump_path[128];
void rkispp_write(struct rkispp_device *dev, u32 reg, u32 val);
void rkispp_set_bits(struct rkispp_device *dev, u32 reg, u32 mask, u32 val);
u32 rkispp_read(struct rkispp_device *dev, u32 reg);
void rkispp_clear_bits(struct rkispp_device *dev, u32 reg, u32 mask);
void rkispp_update_regs(struct rkispp_device *dev, u32 start, u32 end);
int rkispp_allow_buffer(struct rkispp_device *dev,
struct rkispp_dummy_buffer *buf);
void rkispp_free_buffer(struct rkispp_device *dev,
struct rkispp_dummy_buffer *buf);
void rkispp_prepare_buffer(struct rkispp_device *dev,
struct rkispp_dummy_buffer *buf);
void rkispp_finish_buffer(struct rkispp_device *dev,
struct rkispp_dummy_buffer *buf);
int rkispp_attach_hw(struct rkispp_device *ispp);
int rkispp_event_handle(struct rkispp_device *ispp, u32 cmd, void *arg);
int rkispp_alloc_common_dummy_buf(struct rkispp_device *dev);
void rkispp_free_common_dummy_buf(struct rkispp_device *dev);
int rkispp_find_regbuf_by_id(struct rkispp_device *ispp, struct rkisp_ispp_reg **free_buf,
u32 dev_id, u32 frame_id);
void rkispp_release_regbuf(struct rkispp_device *ispp, struct rkisp_ispp_reg *freebuf);
void rkispp_request_regbuf(struct rkispp_device *dev, struct rkisp_ispp_reg **free_buf);
bool rkispp_is_reg_withstream_global(void);
bool rkispp_is_reg_withstream_local(struct device *dev);
void rkispp_set_clk_rate(struct clk *clk, unsigned long rate);
#endif