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/**************************************************************************
*
* Copyright 2015 Advanced Micro Devices, Inc.
* All Rights Reserved.
*
* 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, sub license, 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 NON-INFRINGEMENT.
* IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS 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.
*
**************************************************************************/
#include <assert.h>
#include <fcntl.h>
#include "pipe/p_screen.h"
#include "pipe-loader/pipe_loader.h"
#include "state_tracker/drm_driver.h"
#include "util/u_memory.h"
#include "vl/vl_winsys.h"
static void
vl_drm_screen_destroy(struct vl_screen *vscreen);
struct vl_screen *
vl_drm_screen_create(int fd)
{
struct vl_screen *vscreen;
int new_fd;
vscreen = CALLOC_STRUCT(vl_screen);
if (!vscreen)
return NULL;
if (fd < 0 || (new_fd = fcntl(fd, F_DUPFD_CLOEXEC, 3)) < 0)
goto free_screen;
if (pipe_loader_drm_probe_fd(&vscreen->dev, new_fd))
vscreen->pscreen = pipe_loader_create_screen(vscreen->dev);
if (!vscreen->pscreen)
goto release_pipe;
vscreen->destroy = vl_drm_screen_destroy;
vscreen->texture_from_drawable = NULL;
vscreen->get_dirty_area = NULL;
vscreen->get_timestamp = NULL;
vscreen->set_next_timestamp = NULL;
vscreen->get_private = NULL;
return vscreen;
release_pipe:
if (vscreen->dev)
pipe_loader_release(&vscreen->dev, 1);
else
close(new_fd);
free_screen:
FREE(vscreen);
return NULL;
}
static void
vl_drm_screen_destroy(struct vl_screen *vscreen)
{
assert(vscreen);
vscreen->pscreen->destroy(vscreen->pscreen);
pipe_loader_release(&vscreen->dev, 1);
FREE(vscreen);
}
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