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 "priv.h"
25 #include "chan.h"
26 #include "nvsw.h"
27
28 #include <nvif/class.h>
29
30 /*******************************************************************************
31 * software context
32 ******************************************************************************/
33
34 static const struct nvkm_sw_chan_func
35 nv10_sw_chan = {
36 };
37
38 static int
39 nv10_sw_chan_new(struct nvkm_sw *sw, struct nvkm_fifo_chan *fifo,
40 const struct nvkm_oclass *oclass, struct nvkm_object **pobject)
41 {
42 struct nvkm_sw_chan *chan;
43
44 if (!(chan = kzalloc(sizeof(*chan), GFP_KERNEL)))
45 return -ENOMEM;
46 *pobject = &chan->object;
47
48 return nvkm_sw_chan_ctor(&nv10_sw_chan, sw, fifo, oclass, chan);
49 }
50
51 /*******************************************************************************
52 * software engine/subdev functions
53 ******************************************************************************/
54
55 static const struct nvkm_sw_func
56 nv10_sw = {
57 .chan_new = nv10_sw_chan_new,
58 .sclass = {
59 { nvkm_nvsw_new, { -1, -1, NVIF_CLASS_SW_NV10 } },
60 {}
61 }
62 };
63
64 int
65 nv10_sw_new(struct nvkm_device *device, int index, struct nvkm_sw **psw)
66 {
67 return nvkm_sw_new_(&nv10_sw, device, index, psw);
68 }