65 lines
1.8 KiB
C
65 lines
1.8 KiB
C
/*
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* Copyright 2018 Red Hat Inc.
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*
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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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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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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 COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include <nvif/user.h>
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#include <nvif/device.h>
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#include <nvif/class.h>
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void
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nvif_user_fini(struct nvif_device *device)
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{
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if (device->user.func) {
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nvif_object_fini(&device->user.object);
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device->user.func = NULL;
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}
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}
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int
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nvif_user_init(struct nvif_device *device)
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{
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struct {
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s32 oclass;
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int version;
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const struct nvif_user_func *func;
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} users[] = {
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{ VOLTA_USERMODE_A, -1, &nvif_userc361 },
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{}
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};
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int cid, ret;
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if (device->user.func)
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return 0;
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cid = nvif_mclass(&device->object, users);
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if (cid < 0)
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return cid;
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ret = nvif_object_init(&device->object, 0, users[cid].oclass, NULL, 0,
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&device->user.object);
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if (ret)
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return ret;
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nvif_object_map(&device->user.object, NULL, 0);
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device->user.func = users[cid].func;
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return 0;
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}
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