1 /*
2 * Copyright 2013 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 #include "changk104.h"
26
27 #include <nvif/class.h>
28
29 void
30 gk208_fifo_pbdma_init_timeout(struct gk104_fifo *fifo)
31 {
32 struct nvkm_device *device = fifo->base.engine.subdev.device;
33 int i;
34
35 for (i = 0; i < fifo->pbdma_nr; i++)
36 nvkm_wr32(device, 0x04012c + (i * 0x2000), 0x0000ffff);
37 }
38
39 const struct gk104_fifo_pbdma_func
40 gk208_fifo_pbdma = {
41 .nr = gk104_fifo_pbdma_nr,
42 .init = gk104_fifo_pbdma_init,
43 .init_timeout = gk208_fifo_pbdma_init_timeout,
44 };
45
46 static const struct gk104_fifo_func
47 gk208_fifo = {
48 .intr.fault = gf100_fifo_intr_fault,
49 .pbdma = &gk208_fifo_pbdma,
50 .fault.access = gk104_fifo_fault_access,
51 .fault.engine = gk104_fifo_fault_engine,
52 .fault.reason = gk104_fifo_fault_reason,
53 .fault.hubclient = gk104_fifo_fault_hubclient,
54 .fault.gpcclient = gk104_fifo_fault_gpcclient,
55 .runlist = &gk110_fifo_runlist,
56 .chan = {{0,0,KEPLER_CHANNEL_GPFIFO_A}, gk104_fifo_gpfifo_new },
57 };
58
59 int
60 gk208_fifo_new(struct nvkm_device *device, int index, struct nvkm_fifo **pfifo)
61 {
62 return gk104_fifo_new_(&gk208_fifo, device, index, 1024, pfifo);
63 }