1 | /* $NetBSD: nouveau_engine_disp_sornv50.c,v 1.1.1.1 2014/08/06 12:36:24 riastradh Exp $ */ |
2 | |
3 | /* |
4 | * Copyright 2012 Red Hat Inc. |
5 | * |
6 | * Permission is hereby granted, free of charge, to any person obtaining a |
7 | * copy of this software and associated documentation files (the "Software"), |
8 | * to deal in the Software without restriction, including without limitation |
9 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
10 | * and/or sell copies of the Software, and to permit persons to whom the |
11 | * Software is furnished to do so, subject to the following conditions: |
12 | * |
13 | * The above copyright notice and this permission notice shall be included in |
14 | * all copies or substantial portions of the Software. |
15 | * |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
19 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
20 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
21 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
22 | * OTHER DEALINGS IN THE SOFTWARE. |
23 | * |
24 | * Authors: Ben Skeggs |
25 | */ |
26 | |
27 | #include <sys/cdefs.h> |
28 | __KERNEL_RCSID(0, "$NetBSD: nouveau_engine_disp_sornv50.c,v 1.1.1.1 2014/08/06 12:36:24 riastradh Exp $" ); |
29 | |
30 | #include <core/os.h> |
31 | #include <core/class.h> |
32 | |
33 | #include <subdev/bios.h> |
34 | #include <subdev/bios/dcb.h> |
35 | #include <subdev/timer.h> |
36 | |
37 | #include "nv50.h" |
38 | |
39 | int |
40 | nv50_sor_power(struct nv50_disp_priv *priv, int or, u32 data) |
41 | { |
42 | const u32 stat = data & NV50_DISP_SOR_PWR_STATE; |
43 | const u32 soff = (or * 0x800); |
44 | nv_wait(priv, 0x61c004 + soff, 0x80000000, 0x00000000); |
45 | nv_mask(priv, 0x61c004 + soff, 0x80000001, 0x80000000 | stat); |
46 | nv_wait(priv, 0x61c004 + soff, 0x80000000, 0x00000000); |
47 | nv_wait(priv, 0x61c030 + soff, 0x10000000, 0x00000000); |
48 | return 0; |
49 | } |
50 | |
51 | int |
52 | nv50_sor_mthd(struct nouveau_object *object, u32 mthd, void *args, u32 size) |
53 | { |
54 | struct nv50_disp_priv *priv = (void *)object->engine; |
55 | const u8 head = (mthd & NV50_DISP_SOR_MTHD_HEAD) >> 3; |
56 | const u8 or = (mthd & NV50_DISP_SOR_MTHD_OR); |
57 | u32 data; |
58 | int ret = -EINVAL; |
59 | |
60 | if (size < sizeof(u32)) |
61 | return -EINVAL; |
62 | data = *(u32 *)args; |
63 | |
64 | |
65 | switch (mthd & ~0x3f) { |
66 | case NV50_DISP_SOR_PWR: |
67 | ret = priv->sor.power(priv, or, data); |
68 | break; |
69 | case NVA3_DISP_SOR_HDA_ELD: |
70 | ret = priv->sor.hda_eld(priv, or, args, size); |
71 | break; |
72 | case NV84_DISP_SOR_HDMI_PWR: |
73 | ret = priv->sor.hdmi(priv, head, or, data); |
74 | break; |
75 | case NV50_DISP_SOR_LVDS_SCRIPT: |
76 | priv->sor.lvdsconf = data & NV50_DISP_SOR_LVDS_SCRIPT_ID; |
77 | ret = 0; |
78 | break; |
79 | default: |
80 | BUG_ON(1); |
81 | } |
82 | |
83 | return ret; |
84 | } |
85 | |