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);
15
16int vpu_v4l2_open(struct file *file, struct vpu_inst *inst);
17int vpu_v4l2_close(struct file *file);
18
19u32 vpu_get_fmt_plane_size(struct vpu_format *fmt, u32 plane_no);
20int vpu_try_fmt_common(struct vpu_inst *inst, struct v4l2_format *f, struct vpu_format *fmt);
21int vpu_process_output_buffer(struct vpu_inst *inst);
22int vpu_process_capture_buffer(struct vpu_inst *inst);
23struct vb2_v4l2_buffer *vpu_next_src_buf(struct vpu_inst *inst);
24void vpu_skip_frame(struct vpu_inst *inst, int count);
25struct vb2_v4l2_buffer *vpu_find_buf_by_sequence(struct vpu_inst *inst, u32 type, u32 sequence);
26struct vb2_v4l2_buffer *vpu_find_buf_by_idx(struct vpu_inst *inst, u32 type, u32 idx);
27void vpu_v4l2_set_error(struct vpu_inst *inst);
28int vpu_notify_eos(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);
31void vpu_vb2_buffers_return(struct vpu_inst *inst, unsigned int type, enum vb2_buffer_state state);
32int vpu_get_num_buffers(struct vpu_inst *inst, u32 type);
33bool vpu_is_source_empty(struct vpu_inst *inst);
34
35dma_addr_t vpu_get_vb_phy_addr(struct vb2_buffer *vb, u32 plane_no);
36unsigned int vpu_get_vb_length(struct vb2_buffer *vb, u32 plane_no);
37static inline struct vpu_format *vpu_get_format(struct vpu_inst *inst, u32 type)
38{
39	if (V4L2_TYPE_IS_OUTPUT(type))
40		return &inst->out_format;
41	else
42		return &inst->cap_format;
43}
44
45static inline char *vpu_type_name(u32 type)
46{
47	return V4L2_TYPE_IS_OUTPUT(type) ? "output" : "capture";
48}
49
50static inline int vpu_vb_is_codecconfig(struct vb2_v4l2_buffer *vbuf)
51{
52#ifdef V4L2_BUF_FLAG_CODECCONFIG
53	return (vbuf->flags & V4L2_BUF_FLAG_CODECCONFIG) ? 1 : 0;
54#else
55	return 0;
56#endif
57}
58
59#endif
60