/* * Copyright (C) 2015 Red Hat, 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, 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 COPYRIGHT OWNER(S) 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.
*/
/* the context might still be missing when the first ioctl is * DRM_IOCTL_MODE_CREATE_DUMB or DRM_IOCTL_PRIME_FD_TO_HANDLE
*/ if (!vgdev->has_context_init)
virtio_gpu_create_context(obj->dev, file);
if (vfpriv->context_created) {
objs = virtio_gpu_array_alloc(1); if (!objs) return -ENOMEM;
virtio_gpu_array_add_obj(objs, obj);
int virtio_gpu_array_lock_resv(struct virtio_gpu_object_array *objs)
{ unsignedint i; int ret;
if (objs->nents == 1) {
ret = dma_resv_lock_interruptible(objs->objs[0]->resv, NULL);
} else {
ret = drm_gem_lock_reservations(objs->objs, objs->nents,
&objs->ticket);
} if (ret) return ret;
for (i = 0; i < objs->nents; ++i) {
ret = dma_resv_reserve_fences(objs->objs[i]->resv, 1); if (ret) {
virtio_gpu_array_unlock_resv(objs); return ret;
}
} return ret;
}
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