1/*
2 * Copyright 2015 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 <bskeggs@redhat.com>
23 */
24#include "nvsw.h"
25#include "chan.h"
26
27#include <nvif/class.h>
28
29static int
30nvkm_nvsw_mthd_(struct nvkm_object *object, u32 mthd, void *data, u32 size)
31{
32	struct nvkm_nvsw *nvsw = nvkm_nvsw(object);
33	if (nvsw->func->mthd)
34		return nvsw->func->mthd(nvsw, mthd, data, size);
35	return -ENODEV;
36}
37
38static int
39nvkm_nvsw_ntfy_(struct nvkm_object *object, u32 mthd,
40		struct nvkm_event **pevent)
41{
42	struct nvkm_nvsw *nvsw = nvkm_nvsw(object);
43	switch (mthd) {
44	case NVSW_NTFY_UEVENT:
45		*pevent = &nvsw->chan->event;
46		return 0;
47	default:
48		break;
49	}
50	return -EINVAL;
51}
52
53static const struct nvkm_object_func
54nvkm_nvsw_ = {
55	.mthd = nvkm_nvsw_mthd_,
56	.ntfy = nvkm_nvsw_ntfy_,
57};
58
59int
60nvkm_nvsw_new_(const struct nvkm_nvsw_func *func, struct nvkm_sw_chan *chan,
61	       const struct nvkm_oclass *oclass, void *data, u32 size,
62	       struct nvkm_object **pobject)
63{
64	struct nvkm_nvsw *nvsw;
65
66	if (!(nvsw = kzalloc(sizeof(*nvsw), GFP_KERNEL)))
67		return -ENOMEM;
68	*pobject = &nvsw->object;
69
70	nvkm_object_ctor(&nvkm_nvsw_, oclass, &nvsw->object);
71	nvsw->func = func;
72	nvsw->chan = chan;
73	return 0;
74}
75
76static const struct nvkm_nvsw_func
77nvkm_nvsw = {
78};
79
80int
81nvkm_nvsw_new(struct nvkm_sw_chan *chan, const struct nvkm_oclass *oclass,
82	      void *data, u32 size, struct nvkm_object **pobject)
83{
84	return nvkm_nvsw_new_(&nvkm_nvsw, chan, oclass, data, size, pobject);
85}
86