summaryrefslogtreecommitdiff
path: root/drivers/staging/media/ipu3/ipu3-dmamap.h
blob: b9d224a33273349227e2f71ed77709bb00ed9543 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (C) 2018 Intel Corporation */
/* Copyright 2018 Google LLC. */

#ifndef __IPU3_DMAMAP_H
#define __IPU3_DMAMAP_H

struct imgu_device;
struct scatterlist;

void *ipu3_dmamap_alloc(struct imgu_device *imgu, struct ipu3_css_map *map,
			size_t len);
void ipu3_dmamap_free(struct imgu_device *imgu, struct ipu3_css_map *map);

int ipu3_dmamap_map_sg(struct imgu_device *imgu, struct scatterlist *sglist,
		       int nents, struct ipu3_css_map *map);
void ipu3_dmamap_unmap(struct imgu_device *imgu, struct ipu3_css_map *map);

int ipu3_dmamap_init(struct imgu_device *imgu);
void ipu3_dmamap_exit(struct imgu_device *imgu);

#endif