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1/* SPDX-License-Identifier: GPL-2.0 */2/*3 * Copyright 2020-2021 NXP4 */5 6#ifndef _AMPHION_VPU_V4L2_H7#define _AMPHION_VPU_V4L2_H8 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_eos(struct vpu_inst *inst);30int vpu_notify_source_change(struct vpu_inst *inst);31int vpu_set_last_buffer_dequeued(struct vpu_inst *inst, bool eos);32void vpu_vb2_buffers_return(struct vpu_inst *inst, unsigned int type, enum vb2_buffer_state state);33int vpu_get_num_buffers(struct vpu_inst *inst, u32 type);34bool vpu_is_source_empty(struct vpu_inst *inst);35 36dma_addr_t vpu_get_vb_phy_addr(struct vb2_buffer *vb, u32 plane_no);37unsigned int vpu_get_vb_length(struct vb2_buffer *vb, u32 plane_no);38static inline struct vpu_format *vpu_get_format(struct vpu_inst *inst, u32 type)39{40 if (V4L2_TYPE_IS_OUTPUT(type))41 return &inst->out_format;42 else43 return &inst->cap_format;44}45 46static inline char *vpu_type_name(u32 type)47{48 return V4L2_TYPE_IS_OUTPUT(type) ? "output" : "capture";49}50 51static inline int vpu_vb_is_codecconfig(struct vb2_v4l2_buffer *vbuf)52{53#ifdef V4L2_BUF_FLAG_CODECCONFIG54 return (vbuf->flags & V4L2_BUF_FLAG_CODECCONFIG) ? 1 : 0;55#else56 return 0;57#endif58}59 60#endif61