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a155-U-u1/kernel-5.10/drivers/misc/mediatek/jpeg/jpeg_dma_buf.h
2024-03-11 06:53:12 +11:00

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921 B
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2021 MediaTek Inc.
*/
#ifndef __JPEG_DMA_BUF_H__
#define __JPEG_DMA_BUF_H__
#include <linux/dma-buf.h>
#include <linux/dma-heap.h>
#include <uapi/linux/dma-heap.h>
#include <linux/dma-direction.h>
#include <linux/scatterlist.h>
int jpg_dmabuf_get_iova(struct dma_buf *dbuf, u64 *iova,
struct device *dev, struct dma_buf_attachment **attach, struct sg_table **sgt);
void jpg_dmabuf_free_iova(struct dma_buf *dbuf,
struct dma_buf_attachment *attach, struct sg_table *sgt);
int jpg_dmabuf_fd(struct dma_buf *dbuf);
struct dma_buf *jpg_dmabuf_get(int fd);
void jpg_get_dmabuf(struct dma_buf *dbuf);
void jpg_dmabuf_put(struct dma_buf *dbuf);
void* jpg_dmabuf_vmap(struct dma_buf *dbuf);
void jpg_dmabuf_vunmap(struct dma_buf *dbuf, void* buf_ptr);
struct dma_buf *jpg_dmabuf_alloc(size_t size, size_t align, unsigned int flags);
#endif /*__JPEG_DMA_BUF_H__*/