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)  *  Copyright (c) 1999 by Uros Bizjak <uros@kss-loka.si>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4)  *                        Takashi Iwai <tiwai@suse.de>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6)  *  SB16ASP/AWE32 CSP control
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) #ifndef __SOUND_SB16_CSP_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) #define __SOUND_SB16_CSP_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <sound/sb.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <sound/hwdep.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <linux/firmware.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <uapi/sound/sb16_csp.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) struct snd_sb_csp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) /* indices for the known CSP programs */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) enum {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) 	CSP_PROGRAM_MULAW,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) 	CSP_PROGRAM_ALAW,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 	CSP_PROGRAM_ADPCM_INIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 	CSP_PROGRAM_ADPCM_PLAYBACK,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) 	CSP_PROGRAM_ADPCM_CAPTURE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) 	CSP_PROGRAM_COUNT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30)  * CSP operators
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) struct snd_sb_csp_ops {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) 	int (*csp_use) (struct snd_sb_csp * p);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) 	int (*csp_unuse) (struct snd_sb_csp * p);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) 	int (*csp_autoload) (struct snd_sb_csp * p, snd_pcm_format_t pcm_sfmt, int play_rec_mode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) 	int (*csp_start) (struct snd_sb_csp * p, int sample_width, int channels);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) 	int (*csp_stop) (struct snd_sb_csp * p);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) 	int (*csp_qsound_transfer) (struct snd_sb_csp * p);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42)  * CSP private data
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) struct snd_sb_csp {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) 	struct snd_sb *chip;		/* SB16 DSP */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) 	int used;		/* usage flag - exclusive */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) 	char codec_name[16];	/* name of codec */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) 	unsigned short func_nr;	/* function number */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) 	unsigned int acc_format;	/* accepted PCM formats */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) 	int acc_channels;	/* accepted channels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) 	int acc_width;		/* accepted sample width */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) 	int acc_rates;		/* accepted sample rates */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) 	int mode;		/* MODE */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) 	int run_channels;	/* current CSP channels */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) 	int run_width;		/* current sample width */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) 	int version;		/* CSP version (0x10 - 0x1f) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) 	int running;		/* running state */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) 	struct snd_sb_csp_ops ops;	/* operators */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) 	spinlock_t q_lock;	/* locking */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) 	int q_enabled;		/* enabled flag */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) 	int qpos_left;		/* left position */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) 	int qpos_right;		/* right position */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) 	int qpos_changed;	/* position changed flag */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) 	struct snd_kcontrol *qsound_switch;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) 	struct snd_kcontrol *qsound_space;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) 	struct mutex access_mutex;	/* locking */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) 	const struct firmware *csp_programs[CSP_PROGRAM_COUNT];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) int snd_sb_csp_new(struct snd_sb *chip, int device, struct snd_hwdep ** rhwdep);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) #endif /* __SOUND_SB16_CSP */