162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-or-later */
262306a36Sopenharmony_ci/*
362306a36Sopenharmony_ci * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
462306a36Sopenharmony_ci * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
562306a36Sopenharmony_ci
662306a36Sopenharmony_ci */
762306a36Sopenharmony_ci#ifndef __VIAUTILITY_H__
862306a36Sopenharmony_ci#define __VIAUTILITY_H__
962306a36Sopenharmony_ci
1062306a36Sopenharmony_ci/* These functions are used to get information about device's state */
1162306a36Sopenharmony_civoid viafb_get_device_support_state(u32 *support_state);
1262306a36Sopenharmony_civoid viafb_get_device_connect_state(u32 *connect_state);
1362306a36Sopenharmony_cibool viafb_lcd_get_support_expand_state(u32 xres, u32 yres);
1462306a36Sopenharmony_ci
1562306a36Sopenharmony_ci/* These function are used to access gamma table */
1662306a36Sopenharmony_civoid viafb_set_gamma_table(int bpp, unsigned int *gamma_table);
1762306a36Sopenharmony_civoid viafb_get_gamma_table(unsigned int *gamma_table);
1862306a36Sopenharmony_civoid viafb_get_gamma_support_state(int bpp, unsigned int *support_state);
1962306a36Sopenharmony_ci
2062306a36Sopenharmony_ci#endif /* __VIAUTILITY_H__ */
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