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 "priv.h"
25 #include "fuc/gf100.fuc3.h"
26 
27 #include <subdev/mc.h>
28 
29 void
30 gf100_pmu_reset(struct nvkm_pmu *pmu)
31 {
32 	struct nvkm_device *device = pmu->subdev.device;
33 	nvkm_mc_disable(device, NVKM_SUBDEV_PMU);
34 	nvkm_mc_enable(device, NVKM_SUBDEV_PMU);
35 }
36 
37 bool
38 gf100_pmu_enabled(struct nvkm_pmu *pmu)
39 {
40 	return nvkm_mc_enabled(pmu->subdev.device, NVKM_SUBDEV_PMU);
41 }
42 
43 static const struct nvkm_pmu_func
44 gf100_pmu = {
45 	.code.data = gf100_pmu_code,
46 	.code.size = sizeof(gf100_pmu_code),
47 	.data.data = gf100_pmu_data,
48 	.data.size = sizeof(gf100_pmu_data),
49 	.enabled = gf100_pmu_enabled,
50 	.reset = gf100_pmu_reset,
51 	.init = gt215_pmu_init,
52 	.fini = gt215_pmu_fini,
53 	.intr = gt215_pmu_intr,
54 	.send = gt215_pmu_send,
55 	.recv = gt215_pmu_recv,
56 };
57 
58 int
59 gf100_pmu_new(struct nvkm_device *device, int index, struct nvkm_pmu **ppmu)
60 {
61 	return nvkm_pmu_new_(&gf100_pmu, device, index, ppmu);
62 }
63