vpu_v4l2.h

 1/* SPDX-License-Identifier: GPL-2.0 */
 2/*
 3 * Copyright 2020-2021 NXP
 4 */
 5
 6#ifndef _AMPHION_VPU_V4L2_H
 7#define _AMPHION_VPU_V4L2_H
 8
 9#include <linux/videodev2.h>
10
11void vpu_inst_lock(struct vpu_inst *inst);
12void vpu_inst_unlock(struct vpu_inst *inst);
13void vpu_set_buffer_state(struct vb2_v4l2_buffer *vbuf, unsigned int state);
14unsigned int vpu_get_buffer_state(struct vb2_v4l2_buffer *vbuf);
15void vpu_set_buffer_average_qp(struct vb2_v4l2_buffer *vbuf, u32 qp);
16
17int vpu_v4l2_open(struct file *file, struct vpu_inst *inst);
18int vpu_v4l2_close(struct file *file);
19
20u32 vpu_get_fmt_plane_size(struct vpu_format *fmt, u32 plane_no);
21int vpu_try_fmt_common(struct vpu_inst *inst, struct v4l2_format *f, struct vpu_format *fmt);
22int vpu_process_output_buffer(struct vpu_inst *inst);
23int vpu_process_capture_buffer(struct vpu_inst *inst);
24struct vb2_v4l2_buffer *vpu_next_src_buf(struct vpu_inst *inst);
25void vpu_skip_frame(struct vpu_inst *inst, int count);
26struct vb2_v4l2_buffer *vpu_find_buf_by_sequence(struct vpu_inst *inst, u32 type, u32 sequence);
27struct vb2_v4l2_buffer *vpu_find_buf_by_idx(struct vpu_inst *inst, u32 type, u32 idx);
28void vpu_v4l2_set_error(struct vpu_inst *inst);
29int vpu_notify_source_change(struct vpu_inst *inst);
30int vpu_set_last_buffer_dequeued(struct vpu_inst *inst, bool eos);
31int vpu_get_num_buffers(struct vpu_inst *inst, u32 type);
32bool vpu_is_source_empty(struct vpu_inst *inst);
33
34dma_addr_t vpu_get_vb_phy_addr(struct vb2_buffer *vb, u32 plane_no);
35static inline struct vpu_format *vpu_get_format(struct vpu_inst *inst, u32 type)
36{
37	if (V4L2_TYPE_IS_OUTPUT(type))
38		return &inst->out_format;
39	else
40		return &inst->cap_format;
41}
42#endif