ch7006.h

 1/*
 2 * Copyright (C) 2009 Francisco Jerez.
 3 * All Rights Reserved.
 4 *
 5 * Permission is hereby granted, free of charge, to any person obtaining
 6 * a copy of this software and associated documentation files (the
 7 * "Software"), to deal in the Software without restriction, including
 8 * without limitation the rights to use, copy, modify, merge, publish,
 9 * distribute, sublicense, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial
15 * portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 *
25 */
26
27#ifndef __NOUVEAU_I2C_CH7006_H__
28#define __NOUVEAU_I2C_CH7006_H__
29
30/**
31 * struct ch7006_encoder_params
32 *
33 * Describes how the ch7006 is wired up with the GPU. It should be
34 * used as the @params parameter of its @set_config method.
35 *
36 * See "http://www.chrontel.com/pdf/7006.pdf" for their precise
37 * meaning.
38 */
39struct ch7006_encoder_params {
40	/* private: FIXME: document the members */
41	enum {
42		CH7006_FORMAT_RGB16 = 0,
43		CH7006_FORMAT_YCrCb24m16,
44		CH7006_FORMAT_RGB24m16,
45		CH7006_FORMAT_RGB15,
46		CH7006_FORMAT_RGB24m12C,
47		CH7006_FORMAT_RGB24m12I,
48		CH7006_FORMAT_RGB24m8,
49		CH7006_FORMAT_RGB16m8,
50		CH7006_FORMAT_RGB15m8,
51		CH7006_FORMAT_YCrCb24m8,
52	} input_format;
53
54	enum {
55		CH7006_CLOCK_SLAVE = 0,
56		CH7006_CLOCK_MASTER,
57	} clock_mode;
58
59	enum {
60		CH7006_CLOCK_EDGE_NEG = 0,
61		CH7006_CLOCK_EDGE_POS,
62	} clock_edge;
63
64	int xcm, pcm;
65
66	enum {
67		CH7006_SYNC_SLAVE = 0,
68		CH7006_SYNC_MASTER,
69	} sync_direction;
70
71	enum {
72		CH7006_SYNC_SEPARATED = 0,
73		CH7006_SYNC_EMBEDDED,
74	} sync_encoding;
75
76	enum {
77		CH7006_POUT_1_8V = 0,
78		CH7006_POUT_3_3V,
79	} pout_level;
80
81	enum {
82		CH7006_ACTIVE_HSYNC = 0,
83		CH7006_ACTIVE_DSTART,
84	} active_detect;
85};
86
87#endif