1 /*
2  * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
3  * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
4  * Copyright 2010 Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public
8  * License as published by the Free Software Foundation;
9  * either version 2, or (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even
13  * the implied warranty of MERCHANTABILITY or FITNESS FOR
14  * A PARTICULAR PURPOSE.See the GNU General Public License
15  * for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc.,
20  * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
21  */
22 /*
23  * basic modesetting functions
24  */
25 
26 #ifndef __VIA_MODESETTING_H__
27 #define __VIA_MODESETTING_H__
28 
29 #include <linux/types.h>
30 
31 
32 #define VIA_PITCH_SIZE	(1<<3)
33 #define VIA_PITCH_MAX	0x3FF8
34 
35 
36 struct via_display_timing {
37 	u16 hor_total;
38 	u16 hor_addr;
39 	u16 hor_blank_start;
40 	u16 hor_blank_end;
41 	u16 hor_sync_start;
42 	u16 hor_sync_end;
43 	u16 ver_total;
44 	u16 ver_addr;
45 	u16 ver_blank_start;
46 	u16 ver_blank_end;
47 	u16 ver_sync_start;
48 	u16 ver_sync_end;
49 };
50 
51 
52 void via_set_primary_timing(const struct via_display_timing *timing);
53 void via_set_secondary_timing(const struct via_display_timing *timing);
54 void via_set_primary_address(u32 addr);
55 void via_set_secondary_address(u32 addr);
56 void via_set_primary_pitch(u32 pitch);
57 void via_set_secondary_pitch(u32 pitch);
58 void via_set_primary_color_depth(u8 depth);
59 void via_set_secondary_color_depth(u8 depth);
60 
61 #endif /* __VIA_MODESETTING_H__ */
62