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