1 /* $NetBSD: nouveau_nvkm_engine_sw_nv10.c,v 1.3 2021/12/18 23:45:37 riastradh Exp $ */
2
3 /*
4 * Copyright 2012 Red Hat Inc.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 *
24 * Authors: Ben Skeggs
25 */
26 #include <sys/cdefs.h>
27 __KERNEL_RCSID(0, "$NetBSD: nouveau_nvkm_engine_sw_nv10.c,v 1.3 2021/12/18 23:45:37 riastradh Exp $");
28
29 #include "priv.h"
30 #include "chan.h"
31 #include "nvsw.h"
32
33 #include <nvif/class.h>
34
35 /*******************************************************************************
36 * software context
37 ******************************************************************************/
38
39 static const struct nvkm_sw_chan_func
40 nv10_sw_chan = {
41 };
42
43 static int
nv10_sw_chan_new(struct nvkm_sw * sw,struct nvkm_fifo_chan * fifo,const struct nvkm_oclass * oclass,struct nvkm_object ** pobject)44 nv10_sw_chan_new(struct nvkm_sw *sw, struct nvkm_fifo_chan *fifo,
45 const struct nvkm_oclass *oclass, struct nvkm_object **pobject)
46 {
47 struct nvkm_sw_chan *chan;
48
49 if (!(chan = kzalloc(sizeof(*chan), GFP_KERNEL)))
50 return -ENOMEM;
51 *pobject = &chan->object;
52
53 return nvkm_sw_chan_ctor(&nv10_sw_chan, sw, fifo, oclass, chan);
54 }
55
56 /*******************************************************************************
57 * software engine/subdev functions
58 ******************************************************************************/
59
60 static const struct nvkm_sw_func
61 nv10_sw = {
62 .chan_new = nv10_sw_chan_new,
63 .sclass = {
64 { nvkm_nvsw_new, { -1, -1, NVIF_CLASS_SW_NV10 } },
65 {}
66 }
67 };
68
69 int
nv10_sw_new(struct nvkm_device * device,int index,struct nvkm_sw ** psw)70 nv10_sw_new(struct nvkm_device *device, int index, struct nvkm_sw **psw)
71 {
72 return nvkm_sw_new_(&nv10_sw, device, index, psw);
73 }
74