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
29 #include <nvif/class.h>
30 #include <nvif/unpack.h>
31
32 int
gt215_hdmi_ctrl(NV50_DISP_MTHD_V1)33 gt215_hdmi_ctrl(NV50_DISP_MTHD_V1)
34 {
35 struct nvkm_device *device = disp->base.engine.subdev.device;
36 const u32 soff = outp->or * 0x800;
37 union {
38 struct nv50_disp_sor_hdmi_pwr_v0 v0;
39 } *args = data;
40 u32 ctrl;
41 int ret;
42
43 nvif_ioctl(object, "disp sor hdmi ctrl size %d\n", size);
44 if (nvif_unpack(args->v0, 0, 0, false)) {
45 nvif_ioctl(object, "disp sor hdmi ctrl vers %d state %d "
46 "max_ac_packet %d rekey %d\n",
47 args->v0.version, args->v0.state,
48 args->v0.max_ac_packet, args->v0.rekey);
49 if (args->v0.max_ac_packet > 0x1f || args->v0.rekey > 0x7f)
50 return -EINVAL;
51 ctrl = 0x40000000 * !!args->v0.state;
52 ctrl |= args->v0.max_ac_packet << 16;
53 ctrl |= args->v0.rekey;
54 ctrl |= 0x1f000000; /* ??? */
55 } else
56 return ret;
57
58 if (!(ctrl & 0x40000000)) {
59 nvkm_mask(device, 0x61c5a4 + soff, 0x40000000, 0x00000000);
60 nvkm_mask(device, 0x61c520 + soff, 0x00000001, 0x00000000);
61 nvkm_mask(device, 0x61c500 + soff, 0x00000001, 0x00000000);
62 return 0;
63 }
64
65 /* AVI InfoFrame */
66 nvkm_mask(device, 0x61c520 + soff, 0x00000001, 0x00000000);
67 nvkm_wr32(device, 0x61c528 + soff, 0x000d0282);
68 nvkm_wr32(device, 0x61c52c + soff, 0x0000006f);
69 nvkm_wr32(device, 0x61c530 + soff, 0x00000000);
70 nvkm_wr32(device, 0x61c534 + soff, 0x00000000);
71 nvkm_wr32(device, 0x61c538 + soff, 0x00000000);
72 nvkm_mask(device, 0x61c520 + soff, 0x00000001, 0x00000001);
73
74 /* Audio InfoFrame */
75 nvkm_mask(device, 0x61c500 + soff, 0x00000001, 0x00000000);
76 nvkm_wr32(device, 0x61c508 + soff, 0x000a0184);
77 nvkm_wr32(device, 0x61c50c + soff, 0x00000071);
78 nvkm_wr32(device, 0x61c510 + soff, 0x00000000);
79 nvkm_mask(device, 0x61c500 + soff, 0x00000001, 0x00000001);
80
81 nvkm_mask(device, 0x61c5d0 + soff, 0x00070001, 0x00010001); /* SPARE, HW_CTS */
82 nvkm_mask(device, 0x61c568 + soff, 0x00010101, 0x00000000); /* ACR_CTRL, ?? */
83 nvkm_mask(device, 0x61c578 + soff, 0x80000000, 0x80000000); /* ACR_0441_ENABLE */
84
85 /* ??? */
86 nvkm_mask(device, 0x61733c, 0x00100000, 0x00100000); /* RESETF */
87 nvkm_mask(device, 0x61733c, 0x10000000, 0x10000000); /* LOOKUP_EN */
88 nvkm_mask(device, 0x61733c, 0x00100000, 0x00000000); /* !RESETF */
89
90 /* HDMI_CTRL */
91 nvkm_mask(device, 0x61c5a4 + soff, 0x5f1f007f, ctrl);
92 return 0;
93 }
94