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 "nv50.h"
25#include "outp.h"
26
27#include <core/client.h>
28#include <subdev/timer.h>
29
30#include <nvif/class.h>
31#include <nvif/unpack.h>
32
33int
34nv50_sor_power(NV50_DISP_MTHD_V1)
35{
36	struct nvkm_device *device = disp->base.engine.subdev.device;
37	union {
38		struct nv50_disp_sor_pwr_v0 v0;
39	} *args = data;
40	const u32 soff = outp->or * 0x800;
41	u32 stat;
42	int ret;
43
44	nvif_ioctl(object, "disp sor pwr size %d\n", size);
45	if (nvif_unpack(args->v0, 0, 0, false)) {
46		nvif_ioctl(object, "disp sor pwr vers %d state %d\n",
47			   args->v0.version, args->v0.state);
48		stat = !!args->v0.state;
49	} else
50		return ret;
51
52
53	nvkm_msec(device, 2000,
54		if (!(nvkm_rd32(device, 0x61c004 + soff) & 0x80000000))
55			break;
56	);
57	nvkm_mask(device, 0x61c004 + soff, 0x80000001, 0x80000000 | stat);
58	nvkm_msec(device, 2000,
59		if (!(nvkm_rd32(device, 0x61c004 + soff) & 0x80000000))
60			break;
61	);
62	nvkm_msec(device, 2000,
63		if (!(nvkm_rd32(device, 0x61c030 + soff) & 0x10000000))
64			break;
65	);
66	return 0;
67}
68
69static const struct nvkm_output_func
70nv50_sor_output_func = {
71};
72
73int
74nv50_sor_output_new(struct nvkm_disp *disp, int index,
75		    struct dcb_output *dcbE, struct nvkm_output **poutp)
76{
77	return nvkm_output_new_(&nv50_sor_output_func, disp,
78				index, dcbE, poutp);
79}
80