xref: /linux/drivers/video/fbdev/via/via_utility.h (revision ca55b2fef3a9373fcfc30f82fd26bc7fccbda732)
1 /*
2  * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
3  * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
4 
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public
7  * License as published by the Free Software Foundation;
8  * either version 2, or (at your option) any later version.
9 
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even
12  * the implied warranty of MERCHANTABILITY or FITNESS FOR
13  * A PARTICULAR PURPOSE.See the GNU General Public License
14  * for more details.
15 
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc.,
19  * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20  */
21 #ifndef __VIAUTILITY_H__
22 #define __VIAUTILITY_H__
23 
24 /* These functions are used to get information about device's state */
25 void viafb_get_device_support_state(u32 *support_state);
26 void viafb_get_device_connect_state(u32 *connect_state);
27 bool viafb_lcd_get_support_expand_state(u32 xres, u32 yres);
28 
29 /* These function are used to access gamma table */
30 void viafb_set_gamma_table(int bpp, unsigned int *gamma_table);
31 void viafb_get_gamma_table(unsigned int *gamma_table);
32 void viafb_get_gamma_support_state(int bpp, unsigned int *support_state);
33 
34 #endif /* __VIAUTILITY_H__ */
35