32 lines
804 B
C
32 lines
804 B
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* Copyright (c) 2019 MediaTek Inc.
|
|
*/
|
|
|
|
#ifndef _AIE_MEDIA_VIDEOBUF2_MEMOPS_H
|
|
#define _AIE_MEDIA_VIDEOBUF2_MEMOPS_H
|
|
|
|
#include <media/videobuf2-v4l2.h>
|
|
#include <linux/mm.h>
|
|
#include <linux/refcount.h>
|
|
|
|
/**
|
|
* struct vb2_vmarea_handler - common vma refcount tracking handler.
|
|
*
|
|
* @refcount: pointer to &refcount_t entry in the buffer.
|
|
* @put: callback to function that decreases buffer refcount.
|
|
* @arg: argument for @put callback.
|
|
*/
|
|
struct vb2_vmarea_handler {
|
|
refcount_t *refcount;
|
|
void (*put)(void *arg);
|
|
void *arg;
|
|
};
|
|
|
|
extern const struct vm_operations_struct aie_vb2_common_vm_ops;
|
|
|
|
struct frame_vector *aie_vb2_create_framevec(unsigned long start,
|
|
unsigned long length);
|
|
void aie_vb2_destroy_framevec(struct frame_vector *vec);
|
|
|
|
#endif
|