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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 | ||
25 | #include <core/os.h> | |
26 | #include <core/class.h> | |
27 | ||
28 | #include <subdev/bios.h> | |
29 | #include <subdev/bios/dcb.h> | |
30 | #include <subdev/bios/dp.h> | |
31 | #include <subdev/bios/init.h> | |
32 | ||
33 | #include "nv50.h" | |
34 | ||
35 | int | |
36 | nvd0_hda_eld(struct nv50_disp_priv *priv, int or, u8 *data, u32 size) | |
37 | { | |
38 | const u32 soff = (or * 0x030); | |
39 | int i; | |
40 | ||
41 | if (data && data[0]) { | |
42 | for (i = 0; i < size; i++) | |
43 | nv_wr32(priv, 0x10ec00 + soff, (i << 8) | data[i]); | |
02d69294 IM |
44 | for (; i < 0x60; i++) |
45 | nv_wr32(priv, 0x10ec00 + soff, (i << 8)); | |
0a9e2b95 BS |
46 | nv_mask(priv, 0x10ec10 + soff, 0x80000003, 0x80000003); |
47 | } else | |
48 | if (data) { | |
49 | nv_mask(priv, 0x10ec10 + soff, 0x80000003, 0x80000001); | |
50 | } else { | |
51 | nv_mask(priv, 0x10ec10 + soff, 0x80000003, 0x80000000); | |
52 | } | |
53 | ||
54 | return 0; | |
55 | } |