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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
* Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
* Copyright 2010 Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
*/
/*
* basic modesetting functions
*/
#ifndef __VIA_MODESETTING_H__
#define __VIA_MODESETTING_H__
#include <linux/types.h>
#define VIA_PITCH_SIZE (1<<3)
#define VIA_PITCH_MAX 0x3FF8
struct via_display_timing {
u16 hor_total;
u16 hor_addr;
u16 hor_blank_start;
u16 hor_blank_end;
u16 hor_sync_start;
u16 hor_sync_end;
u16 ver_total;
u16 ver_addr;
u16 ver_blank_start;
u16 ver_blank_end;
u16 ver_sync_start;
u16 ver_sync_end;
};
void via_set_primary_timing(const struct via_display_timing *timing);
void via_set_secondary_timing(const struct via_display_timing *timing);
void via_set_primary_address(u32 addr);
void via_set_secondary_address(u32 addr);
void via_set_primary_pitch(u32 pitch);
void via_set_secondary_pitch(u32 pitch);
void via_set_primary_color_depth(u8 depth);
void via_set_secondary_color_depth(u8 depth);
#endif /* __VIA_MODESETTING_H__ */
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