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* Copyright © 2014 Broadcom
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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#include <sys/ioctl.h>
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#include "util/os_file.h"
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#include "renderonly/renderonly.h"
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#include "kmsro/drm/kmsro_drm_public.h"
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#include "vc4_drm_public.h"
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#include "vc4/vc4_screen.h"
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#include "drm-uapi/vc4_drm.h"
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vc4_drm_screen_create(int fd, const struct pipe_screen_config *config)
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bool v3d_present = true;
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#ifndef USE_VC4_SIMULATOR
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struct drm_vc4_get_param ident0 = {
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.param = DRM_VC4_PARAM_V3D_IDENT0,
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int ret = ioctl(fd, DRM_IOCTL_VC4_GET_PARAM, &ident0);
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v3d_present = ret == 0;
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return vc4_screen_create(os_dupfd_cloexec(fd), NULL);
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return kmsro_drm_screen_create(fd, config);
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vc4_drm_screen_create_renderonly(struct renderonly *ro,
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const struct pipe_screen_config *config)
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return vc4_screen_create(fcntl(ro->gpu_fd, F_DUPFD_CLOEXEC, 3), ro);