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
26 #include <core/client.h>
27
28 #include <nvif/class.h>
29 #include <nvif/unpack.h>
30
31 int
gf119_hdmi_ctrl(NV50_DISP_MTHD_V1)32 gf119_hdmi_ctrl(NV50_DISP_MTHD_V1)
33 {
34 struct nvkm_device *device = disp->base.engine.subdev.device;
35 const u32 hoff = (head * 0x800);
36 union {
37 struct nv50_disp_sor_hdmi_pwr_v0 v0;
38 } *args = data;
39 u32 ctrl;
40 int ret;
41
42 nvif_ioctl(object, "disp sor hdmi ctrl size %d\n", size);
43 if (nvif_unpack(args->v0, 0, 0, false)) {
44 nvif_ioctl(object, "disp sor hdmi ctrl vers %d state %d "
45 "max_ac_packet %d rekey %d\n",
46 args->v0.version, args->v0.state,
47 args->v0.max_ac_packet, args->v0.rekey);
48 if (args->v0.max_ac_packet > 0x1f || args->v0.rekey > 0x7f)
49 return -EINVAL;
50 ctrl = 0x40000000 * !!args->v0.state;
51 ctrl |= args->v0.max_ac_packet << 16;
52 ctrl |= args->v0.rekey;
53 } else
54 return ret;
55
56 if (!(ctrl & 0x40000000)) {
57 nvkm_mask(device, 0x616798 + hoff, 0x40000000, 0x00000000);
58 nvkm_mask(device, 0x6167a4 + hoff, 0x00000001, 0x00000000);
59 nvkm_mask(device, 0x616714 + hoff, 0x00000001, 0x00000000);
60 return 0;
61 }
62
63 /* AVI InfoFrame */
64 nvkm_mask(device, 0x616714 + hoff, 0x00000001, 0x00000000);
65 nvkm_wr32(device, 0x61671c + hoff, 0x000d0282);
66 nvkm_wr32(device, 0x616720 + hoff, 0x0000006f);
67 nvkm_wr32(device, 0x616724 + hoff, 0x00000000);
68 nvkm_wr32(device, 0x616728 + hoff, 0x00000000);
69 nvkm_wr32(device, 0x61672c + hoff, 0x00000000);
70 nvkm_mask(device, 0x616714 + hoff, 0x00000001, 0x00000001);
71
72 /* ??? InfoFrame? */
73 nvkm_mask(device, 0x6167a4 + hoff, 0x00000001, 0x00000000);
74 nvkm_wr32(device, 0x6167ac + hoff, 0x00000010);
75 nvkm_mask(device, 0x6167a4 + hoff, 0x00000001, 0x00000001);
76
77 /* HDMI_CTRL */
78 nvkm_mask(device, 0x616798 + hoff, 0x401f007f, ctrl);
79 return 0;
80 }
81