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 * Copyright 2010 Florian Tobias Schandinat <FlorianSchandinat@gmx.de> 6 */ 7 /* 8 * basic modesetting functions 9 */ 10 11 #ifndef __VIA_MODESETTING_H__ 12 #define __VIA_MODESETTING_H__ 13 14 #include <linux/types.h> 15 16 17 #define VIA_PITCH_SIZE (1<<3) 18 #define VIA_PITCH_MAX 0x3FF8 19 20 21 struct via_display_timing { 22 u16 hor_total; 23 u16 hor_addr; 24 u16 hor_blank_start; 25 u16 hor_blank_end; 26 u16 hor_sync_start; 27 u16 hor_sync_end; 28 u16 ver_total; 29 u16 ver_addr; 30 u16 ver_blank_start; 31 u16 ver_blank_end; 32 u16 ver_sync_start; 33 u16 ver_sync_end; 34 }; 35 36 37 void via_set_primary_timing(const struct via_display_timing *timing); 38 void via_set_secondary_timing(const struct via_display_timing *timing); 39 void via_set_primary_address(u32 addr); 40 void via_set_secondary_address(u32 addr); 41 void via_set_primary_pitch(u32 pitch); 42 void via_set_secondary_pitch(u32 pitch); 43 void via_set_primary_color_depth(u8 depth); 44 void via_set_secondary_color_depth(u8 depth); 45 46 #endif /* __VIA_MODESETTING_H__ */ 47