Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) /* SPDX-License-Identifier: GPL-2.0-or-later */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3)  *   ALSA Driver for the PT2258 volume controller.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5)  *	Copyright (c) 2006  Jochen Voss <voss@seehuhn.de>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6)  */      
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) #ifndef __SOUND_PT2258_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) #define __SOUND_PT2258_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) struct snd_pt2258 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) 	struct snd_card *card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) 	struct snd_i2c_bus *i2c_bus;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) 	struct snd_i2c_device *i2c_dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) 	unsigned char volume[6];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) 	int mute;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) extern int snd_pt2258_reset(struct snd_pt2258 *pt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) extern int snd_pt2258_build_controls(struct snd_pt2258 *pt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #endif /* __SOUND_PT2258_H */