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1 | /* |
2 | * Copyright 2015 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 | * Authors: Ben Skeggs | |
23 | */ | |
24 | #include "gk104.h" | |
25 | ||
26 | #include <nvif/class.h> | |
27 | ||
28 | static struct nvkm_oclass | |
29 | gm204_fifo_sclass[] = { | |
30 | { MAXWELL_CHANNEL_GPFIFO_A, &gk104_fifo_chan_ofuncs }, | |
31 | {} | |
32 | }; | |
33 | ||
3326060a | 34 | int |
89025bd4 BS |
35 | gm204_fifo_ctor(struct nvkm_object *parent, struct nvkm_object *engine, |
36 | struct nvkm_oclass *oclass, void *data, u32 size, | |
37 | struct nvkm_object **pobject) | |
38 | { | |
39 | int ret = gk104_fifo_ctor(parent, engine, oclass, data, size, pobject); | |
40 | if (ret == 0) { | |
6189f1b0 BS |
41 | struct gk104_fifo *fifo = (void *)*pobject; |
42 | nv_engine(fifo)->sclass = gm204_fifo_sclass; | |
89025bd4 BS |
43 | } |
44 | return ret; | |
45 | } | |
46 | ||
47 | struct nvkm_oclass * | |
48 | gm204_fifo_oclass = &(struct gk104_fifo_impl) { | |
49 | .base.handle = NV_ENGINE(FIFO, 0x24), | |
50 | .base.ofuncs = &(struct nvkm_ofuncs) { | |
51 | .ctor = gm204_fifo_ctor, | |
52 | .dtor = gk104_fifo_dtor, | |
53 | .init = gk104_fifo_init, | |
54 | .fini = _nvkm_fifo_fini, | |
55 | }, | |
56 | .channels = 4096, | |
57 | }.base; |