162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-or-later */ 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * ALSA Driver for the PT2258 volume controller. 462306a36Sopenharmony_ci * 562306a36Sopenharmony_ci * Copyright (c) 2006 Jochen Voss <voss@seehuhn.de> 662306a36Sopenharmony_ci */ 762306a36Sopenharmony_ci 862306a36Sopenharmony_ci#ifndef __SOUND_PT2258_H 962306a36Sopenharmony_ci#define __SOUND_PT2258_H 1062306a36Sopenharmony_ci 1162306a36Sopenharmony_cistruct snd_pt2258 { 1262306a36Sopenharmony_ci struct snd_card *card; 1362306a36Sopenharmony_ci struct snd_i2c_bus *i2c_bus; 1462306a36Sopenharmony_ci struct snd_i2c_device *i2c_dev; 1562306a36Sopenharmony_ci 1662306a36Sopenharmony_ci unsigned char volume[6]; 1762306a36Sopenharmony_ci int mute; 1862306a36Sopenharmony_ci}; 1962306a36Sopenharmony_ci 2062306a36Sopenharmony_ciextern int snd_pt2258_reset(struct snd_pt2258 *pt); 2162306a36Sopenharmony_ciextern int snd_pt2258_build_controls(struct snd_pt2258 *pt); 2262306a36Sopenharmony_ci 2362306a36Sopenharmony_ci#endif /* __SOUND_PT2258_H */ 24