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#define gf110_pmu_code gk104_pmu_code
25#define gf110_pmu_data gk104_pmu_data
26#include "priv.h"
27#include "fuc/gf110.fuc4.h"
28
29static void
30gk104_pmu_pgob(struct nvkm_pmu *pmu, bool enable)
31{
32	nv_mask(pmu, 0x000200, 0x00001000, 0x00000000);
33	nv_rd32(pmu, 0x000200);
34	nv_mask(pmu, 0x000200, 0x08000000, 0x08000000);
35	msleep(50);
36
37	nv_mask(pmu, 0x10a78c, 0x00000002, 0x00000002);
38	nv_mask(pmu, 0x10a78c, 0x00000001, 0x00000001);
39	nv_mask(pmu, 0x10a78c, 0x00000001, 0x00000000);
40
41	nv_mask(pmu, 0x020004, 0xc0000000, enable ? 0xc0000000 : 0x40000000);
42	msleep(50);
43
44	nv_mask(pmu, 0x10a78c, 0x00000002, 0x00000000);
45	nv_mask(pmu, 0x10a78c, 0x00000001, 0x00000001);
46	nv_mask(pmu, 0x10a78c, 0x00000001, 0x00000000);
47
48	nv_mask(pmu, 0x000200, 0x08000000, 0x00000000);
49	nv_mask(pmu, 0x000200, 0x00001000, 0x00001000);
50	nv_rd32(pmu, 0x000200);
51}
52
53struct nvkm_oclass *
54gk104_pmu_oclass = &(struct nvkm_pmu_impl) {
55	.base.handle = NV_SUBDEV(PMU, 0xe4),
56	.base.ofuncs = &(struct nvkm_ofuncs) {
57		.ctor = _nvkm_pmu_ctor,
58		.dtor = _nvkm_pmu_dtor,
59		.init = _nvkm_pmu_init,
60		.fini = _nvkm_pmu_fini,
61	},
62	.code.data = gk104_pmu_code,
63	.code.size = sizeof(gk104_pmu_code),
64	.data.data = gk104_pmu_data,
65	.data.size = sizeof(gk104_pmu_data),
66	.pgob = gk104_pmu_pgob,
67}.base;
68