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
39int
40nv50_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
51int
52nv50_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