1 /*
2 * Copyright 2012 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 "nv04.h"
25 #include "channv04.h"
26 #include "regsnv04.h"
27
28 static const struct nv04_fifo_ramfc
29 nv10_fifo_ramfc[] = {
30 { 32, 0, 0x00, 0, NV04_PFIFO_CACHE1_DMA_PUT },
31 { 32, 0, 0x04, 0, NV04_PFIFO_CACHE1_DMA_GET },
32 { 32, 0, 0x08, 0, NV10_PFIFO_CACHE1_REF_CNT },
33 { 16, 0, 0x0c, 0, NV04_PFIFO_CACHE1_DMA_INSTANCE },
34 { 16, 16, 0x0c, 0, NV04_PFIFO_CACHE1_DMA_DCOUNT },
35 { 32, 0, 0x10, 0, NV04_PFIFO_CACHE1_DMA_STATE },
36 { 32, 0, 0x14, 0, NV04_PFIFO_CACHE1_DMA_FETCH },
37 { 32, 0, 0x18, 0, NV04_PFIFO_CACHE1_ENGINE },
38 { 32, 0, 0x1c, 0, NV04_PFIFO_CACHE1_PULL1 },
39 {}
40 };
41
42 static const struct nvkm_fifo_func
43 nv10_fifo = {
44 .init = nv04_fifo_init,
45 .intr = nv04_fifo_intr,
46 .pause = nv04_fifo_pause,
47 .start = nv04_fifo_start,
48 .chan = {
49 &nv10_fifo_dma_oclass,
50 NULL
51 },
52 };
53
54 int
55 nv10_fifo_new(struct nvkm_device *device, int index, struct nvkm_fifo **pfifo)
56 {
57 return nv04_fifo_new_(&nv10_fifo, device, index, 32,
58 nv10_fifo_ramfc, pfifo);
59 }