1 /*
2  * Copyright 2021 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 "priv.h"
23 #include "chan.h"
24 #include "runl.h"
25 
26 #include <nvif/class.h>
27 
28 static int
g98_fifo_runl_ctor(struct nvkm_fifo * fifo)29 g98_fifo_runl_ctor(struct nvkm_fifo *fifo)
30 {
31 	struct nvkm_runl *runl;
32 
33 	runl = nvkm_runl_new(fifo, 0, 0, 0);
34 	if (IS_ERR(runl))
35 		return PTR_ERR(runl);
36 
37 	nvkm_runl_add(runl, 0, fifo->func->engn_sw, NVKM_ENGINE_SW, 0);
38 	nvkm_runl_add(runl, 0, fifo->func->engn_sw, NVKM_ENGINE_DMAOBJ, 0);
39 	nvkm_runl_add(runl, 1, fifo->func->engn, NVKM_ENGINE_GR, 0);
40 	nvkm_runl_add(runl, 2, fifo->func->engn, NVKM_ENGINE_MSPPP, 0);
41 	nvkm_runl_add(runl, 3, fifo->func->engn, NVKM_ENGINE_CE, 0);
42 	nvkm_runl_add(runl, 4, fifo->func->engn, NVKM_ENGINE_MSPDEC, 0);
43 	nvkm_runl_add(runl, 5, fifo->func->engn, NVKM_ENGINE_SEC, 0);
44 	nvkm_runl_add(runl, 6, fifo->func->engn, NVKM_ENGINE_MSVLD, 0);
45 	return 0;
46 }
47 
48 static const struct nvkm_fifo_func
49 g98_fifo = {
50 	.chid_nr = nv50_fifo_chid_nr,
51 	.chid_ctor = nv50_fifo_chid_ctor,
52 	.runl_ctor = g98_fifo_runl_ctor,
53 	.init = nv50_fifo_init,
54 	.intr = nv04_fifo_intr,
55 	.pause = nv04_fifo_pause,
56 	.start = nv04_fifo_start,
57 	.nonstall = &g84_fifo_nonstall,
58 	.runl = &nv50_runl,
59 	.engn = &g84_engn,
60 	.engn_sw = &nv50_engn_sw,
61 	.cgrp = {{                          }, &nv04_cgrp },
62 	.chan = {{ 0, 0, G82_CHANNEL_GPFIFO }, &g84_chan },
63 };
64 
65 int
g98_fifo_new(struct nvkm_device * device,enum nvkm_subdev_type type,int inst,struct nvkm_fifo ** pfifo)66 g98_fifo_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
67 	       struct nvkm_fifo **pfifo)
68 {
69 	return nvkm_fifo_new_(&g98_fifo, device, type, inst, pfifo);
70 }
71