root/drivers/staging/media/ipu3/ipu3-dmamap.h

INCLUDED FROM

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /* Copyright (C) 2018 Intel Corporation */
   3 /* Copyright 2018 Google LLC. */
   4 
   5 #ifndef __IPU3_DMAMAP_H
   6 #define __IPU3_DMAMAP_H
   7 
   8 struct imgu_device;
   9 struct scatterlist;
  10 
  11 void *imgu_dmamap_alloc(struct imgu_device *imgu, struct imgu_css_map *map,
  12                         size_t len);
  13 void imgu_dmamap_free(struct imgu_device *imgu, struct imgu_css_map *map);
  14 
  15 int imgu_dmamap_map_sg(struct imgu_device *imgu, struct scatterlist *sglist,
  16                        int nents, struct imgu_css_map *map);
  17 void imgu_dmamap_unmap(struct imgu_device *imgu, struct imgu_css_map *map);
  18 
  19 int imgu_dmamap_init(struct imgu_device *imgu);
  20 void imgu_dmamap_exit(struct imgu_device *imgu);
  21 
  22 #endif