1*677dec6eSriastradh /* $NetBSD: nouveau_nvif_user.c,v 1.2 2021/12/18 23:45:33 riastradh Exp $ */
21571a7a1Sriastradh
31571a7a1Sriastradh /*
41571a7a1Sriastradh * Copyright 2018 Red Hat Inc.
51571a7a1Sriastradh *
61571a7a1Sriastradh * Permission is hereby granted, free of charge, to any person obtaining a
71571a7a1Sriastradh * copy of this software and associated documentation files (the "Software"),
81571a7a1Sriastradh * to deal in the Software without restriction, including without limitation
91571a7a1Sriastradh * the rights to use, copy, modify, merge, publish, distribute, sublicense,
101571a7a1Sriastradh * and/or sell copies of the Software, and to permit persons to whom the
111571a7a1Sriastradh * Software is furnished to do so, subject to the following conditions:
121571a7a1Sriastradh *
131571a7a1Sriastradh * The above copyright notice and this permission notice shall be included in
141571a7a1Sriastradh * all copies or substantial portions of the Software.
151571a7a1Sriastradh *
161571a7a1Sriastradh * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
171571a7a1Sriastradh * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
181571a7a1Sriastradh * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
191571a7a1Sriastradh * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
201571a7a1Sriastradh * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
211571a7a1Sriastradh * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
221571a7a1Sriastradh * OTHER DEALINGS IN THE SOFTWARE.
231571a7a1Sriastradh */
241571a7a1Sriastradh #include <sys/cdefs.h>
25*677dec6eSriastradh __KERNEL_RCSID(0, "$NetBSD: nouveau_nvif_user.c,v 1.2 2021/12/18 23:45:33 riastradh Exp $");
261571a7a1Sriastradh
271571a7a1Sriastradh #include <nvif/user.h>
281571a7a1Sriastradh #include <nvif/device.h>
291571a7a1Sriastradh
301571a7a1Sriastradh #include <nvif/class.h>
311571a7a1Sriastradh
321571a7a1Sriastradh void
nvif_user_fini(struct nvif_device * device)331571a7a1Sriastradh nvif_user_fini(struct nvif_device *device)
341571a7a1Sriastradh {
351571a7a1Sriastradh if (device->user.func) {
361571a7a1Sriastradh nvif_object_fini(&device->user.object);
371571a7a1Sriastradh device->user.func = NULL;
381571a7a1Sriastradh }
391571a7a1Sriastradh }
401571a7a1Sriastradh
411571a7a1Sriastradh int
nvif_user_init(struct nvif_device * device)421571a7a1Sriastradh nvif_user_init(struct nvif_device *device)
431571a7a1Sriastradh {
441571a7a1Sriastradh struct {
451571a7a1Sriastradh s32 oclass;
461571a7a1Sriastradh int version;
471571a7a1Sriastradh const struct nvif_user_func *func;
481571a7a1Sriastradh } users[] = {
491571a7a1Sriastradh { VOLTA_USERMODE_A, -1, &nvif_userc361 },
501571a7a1Sriastradh {}
511571a7a1Sriastradh };
521571a7a1Sriastradh int cid, ret;
531571a7a1Sriastradh
541571a7a1Sriastradh if (device->user.func)
551571a7a1Sriastradh return 0;
561571a7a1Sriastradh
571571a7a1Sriastradh cid = nvif_mclass(&device->object, users);
581571a7a1Sriastradh if (cid < 0)
591571a7a1Sriastradh return cid;
601571a7a1Sriastradh
611571a7a1Sriastradh ret = nvif_object_init(&device->object, 0, users[cid].oclass, NULL, 0,
621571a7a1Sriastradh &device->user.object);
631571a7a1Sriastradh if (ret)
641571a7a1Sriastradh return ret;
651571a7a1Sriastradh
661571a7a1Sriastradh nvif_object_map(&device->user.object, NULL, 0);
671571a7a1Sriastradh device->user.func = users[cid].func;
681571a7a1Sriastradh return 0;
691571a7a1Sriastradh }
70