linux/drivers/gpu/drm/i915/selftests/mock_dmabuf.h
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   1
   2/*
   3 * Copyright © 2016 Intel Corporation
   4 *
   5 * Permission is hereby granted, free of charge, to any person obtaining a
   6 * copy of this software and associated documentation files (the "Software"),
   7 * to deal in the Software without restriction, including without limitation
   8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9 * and/or sell copies of the Software, and to permit persons to whom the
  10 * Software is furnished to do so, subject to the following conditions:
  11 *
  12 * The above copyright notice and this permission notice (including the next
  13 * paragraph) shall be included in all copies or substantial portions of the
  14 * Software.
  15 *
  16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  22 * IN THE SOFTWARE.
  23 *
  24 */
  25
  26#ifndef __MOCK_DMABUF_H__
  27#define __MOCK_DMABUF_H__
  28
  29#include <linux/dma-buf.h>
  30
  31struct mock_dmabuf {
  32        int npages;
  33        struct page *pages[];
  34};
  35
  36static struct mock_dmabuf *to_mock(struct dma_buf *buf)
  37{
  38        return buf->priv;
  39}
  40
  41#endif /* !__MOCK_DMABUF_H__ */
  42