1 /*
2 * Copyright 2018 Red Hat Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 */
22 #include "user.h"
23
24 static int
25 gv100_fifo_user_map(struct nvkm_object *object, void *argv, u32 argc,
26 enum nvkm_object_map *type, u64 *addr, u64 *size)
27 {
28 struct nvkm_device *device = object->engine->subdev.device;
29 *addr = 0x810000 + device->func->resource_addr(device, 0);
30 *size = 0x010000;
31 *type = NVKM_OBJECT_MAP_IO;
32 return 0;
33 }
34
35 static const struct nvkm_object_func
36 gv100_fifo_user = {
37 .map = gv100_fifo_user_map,
38 };
39
40 int
41 gv100_fifo_user_new(const struct nvkm_oclass *oclass, void *argv, u32 argc,
42 struct nvkm_object **pobject)
43 {
44 return nvkm_object_new_(&gv100_fifo_user, oclass, argv, argc, pobject);
45 }