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