1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
4  * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
5 
6  */
7 #ifndef __VIAUTILITY_H__
8 #define __VIAUTILITY_H__
9 
10 /* These functions are used to get information about device's state */
11 void viafb_get_device_support_state(u32 *support_state);
12 void viafb_get_device_connect_state(u32 *connect_state);
13 bool viafb_lcd_get_support_expand_state(u32 xres, u32 yres);
14 
15 /* These function are used to access gamma table */
16 void viafb_set_gamma_table(int bpp, unsigned int *gamma_table);
17 void viafb_get_gamma_table(unsigned int *gamma_table);
18 void viafb_get_gamma_support_state(int bpp, unsigned int *support_state);
19 
20 #endif /* __VIAUTILITY_H__ */
21