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/**************************************************************************
*
* Copyright 2013 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 THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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 "state_tracker/drm_driver.h"
#include "target-helpers/inline_debug_helper.h"
#include "radeon/drm/radeon_drm_public.h"
#include "radeon/drm/radeon_winsys.h"
#include "radeonsi/si_public.h"
static struct pipe_screen *create_screen(int fd)
{
struct radeon_winsys *radeon;
radeon = radeon_drm_winsys_create(fd);
if (!radeon)
return NULL;
if (!radeon->screen) {
radeon->screen = radeonsi_screen_create(radeon);
if (!radeon->screen)
return NULL;
radeon->screen = debug_screen_wrap(radeon->screen);
}
return radeon->screen;
}
static const struct drm_conf_ret throttle_ret = {
.type = DRM_CONF_INT,
.val.val_int = 2,
};
/* Technically this is only true for kernels >= 3.12, which
* support lseek on dma-buf fds.
*
* We could check for this in create_screen and return the correct
* value, but for now just return true in all cases.
*
* createImageFromFds fails gracefully on kernel < 3.12, so this
* shouldn't be a huge problem.
*/
static const struct drm_conf_ret share_fd_ret = {
.type = DRM_CONF_BOOL,
.val.val_int = true,
};
static const struct drm_conf_ret *drm_configuration(enum drm_conf conf)
{
switch (conf) {
case DRM_CONF_THROTTLE:
return &throttle_ret;
case DRM_CONF_SHARE_FD:
return &share_fd_ret;
default:
break;
}
return NULL;
}
DRM_DRIVER_DESCRIPTOR("radeonsi", "radeon", create_screen, drm_configuration)
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