linux_dsm_epyc7002/drivers/gpu/drm/i915/selftests/mock_dmabuf.h
Chris Wilson 6cca22ede8 drm/i915: Add some mock tests for dmabuf interop
Check that we can create both dmabuf and objects from dmabuf.

v2: Cleanups, correct include, fix unpin on dead path and prevent
explosion on dmabuf init failure

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170213171558.20942-25-chris@chris-wilson.co.uk
2017-02-13 20:45:50 +00:00

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C

/*
* Copyright © 2016 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*
*/
#ifndef __MOCK_DMABUF_H__
#define __MOCK_DMABUF_H__
#include <linux/dma-buf.h>
struct mock_dmabuf {
int npages;
struct page *pages[];
};
static struct mock_dmabuf *to_mock(struct dma_buf *buf)
{
return buf->priv;
}
#endif /* !__MOCK_DMABUF_H__ */