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linux/include/sound/ak4113.h
Thomas Gleixner 1a59d1b8e0 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version this program is distributed in the
  hope that it will be useful but without any warranty without even
  the implied warranty of merchantability or fitness for a particular
  purpose see the gnu general public license for more details you
  should have received a copy of the gnu general public license along
  with this program if not write to the free software foundation inc
  59 temple place suite 330 boston ma 02111 1307 usa

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 1334 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070033.113240726@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:35 -07:00

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/* SPDX-License-Identifier: GPL-2.0-or-later */
#ifndef __SOUND_AK4113_H
#define __SOUND_AK4113_H
/*
* Routines for Asahi Kasei AK4113
* Copyright (c) by Jaroslav Kysela <perex@perex.cz>,
* Copyright (c) by Pavel Hofman <pavel.hofman@ivitera.com>,
*/
/* AK4113 registers */
/* power down */
#define AK4113_REG_PWRDN 0x00
/* format control */
#define AK4113_REG_FORMAT 0x01
/* input/output control */
#define AK4113_REG_IO0 0x02
/* input/output control */
#define AK4113_REG_IO1 0x03
/* interrupt0 mask */
#define AK4113_REG_INT0_MASK 0x04
/* interrupt1 mask */
#define AK4113_REG_INT1_MASK 0x05
/* DAT mask & DTS select */
#define AK4113_REG_DATDTS 0x06
/* receiver status 0 */
#define AK4113_REG_RCS0 0x07
/* receiver status 1 */
#define AK4113_REG_RCS1 0x08
/* receiver status 2 */
#define AK4113_REG_RCS2 0x09
/* RX channel status byte 0 */
#define AK4113_REG_RXCSB0 0x0a
/* RX channel status byte 1 */
#define AK4113_REG_RXCSB1 0x0b
/* RX channel status byte 2 */
#define AK4113_REG_RXCSB2 0x0c
/* RX channel status byte 3 */
#define AK4113_REG_RXCSB3 0x0d
/* RX channel status byte 4 */
#define AK4113_REG_RXCSB4 0x0e
/* burst preamble Pc byte 0 */
#define AK4113_REG_Pc0 0x0f
/* burst preamble Pc byte 1 */
#define AK4113_REG_Pc1 0x10
/* burst preamble Pd byte 0 */
#define AK4113_REG_Pd0 0x11
/* burst preamble Pd byte 1 */
#define AK4113_REG_Pd1 0x12
/* Q-subcode address + control */
#define AK4113_REG_QSUB_ADDR 0x13
/* Q-subcode track */
#define AK4113_REG_QSUB_TRACK 0x14
/* Q-subcode index */
#define AK4113_REG_QSUB_INDEX 0x15
/* Q-subcode minute */
#define AK4113_REG_QSUB_MINUTE 0x16
/* Q-subcode second */
#define AK4113_REG_QSUB_SECOND 0x17
/* Q-subcode frame */
#define AK4113_REG_QSUB_FRAME 0x18
/* Q-subcode zero */
#define AK4113_REG_QSUB_ZERO 0x19
/* Q-subcode absolute minute */
#define AK4113_REG_QSUB_ABSMIN 0x1a
/* Q-subcode absolute second */
#define AK4113_REG_QSUB_ABSSEC 0x1b
/* Q-subcode absolute frame */
#define AK4113_REG_QSUB_ABSFRM 0x1c
/* sizes */
#define AK4113_REG_RXCSB_SIZE ((AK4113_REG_RXCSB4-AK4113_REG_RXCSB0)+1)
#define AK4113_REG_QSUB_SIZE ((AK4113_REG_QSUB_ABSFRM-AK4113_REG_QSUB_ADDR)\
+1)
#define AK4113_WRITABLE_REGS (AK4113_REG_DATDTS + 1)
/* AK4113_REG_PWRDN bits */
/* Channel Status Select */
#define AK4113_CS12 (1<<7)
/* Block Start & C/U Output Mode */
#define AK4113_BCU (1<<6)
/* Master Clock Operation Select */
#define AK4113_CM1 (1<<5)
/* Master Clock Operation Select */
#define AK4113_CM0 (1<<4)
/* Master Clock Frequency Select */
#define AK4113_OCKS1 (1<<3)
/* Master Clock Frequency Select */
#define AK4113_OCKS0 (1<<2)
/* 0 = power down, 1 = normal operation */
#define AK4113_PWN (1<<1)
/* 0 = reset & initialize (except thisregister), 1 = normal operation */
#define AK4113_RST (1<<0)
/* AK4113_REQ_FORMAT bits */
/* V/TX Output select: 0 = Validity Flag Output, 1 = TX */
#define AK4113_VTX (1<<7)
/* Audio Data Control */
#define AK4113_DIF2 (1<<6)
/* Audio Data Control */
#define AK4113_DIF1 (1<<5)
/* Audio Data Control */
#define AK4113_DIF0 (1<<4)
/* Deemphasis Autodetect Enable (1 = enable) */
#define AK4113_DEAU (1<<3)
/* 32kHz-48kHz Deemphasis Control */
#define AK4113_DEM1 (1<<2)
/* 32kHz-48kHz Deemphasis Control */
#define AK4113_DEM0 (1<<1)
#define AK4113_DEM_OFF (AK4113_DEM0)
#define AK4113_DEM_44KHZ (0)
#define AK4113_DEM_48KHZ (AK4113_DEM1)
#define AK4113_DEM_32KHZ (AK4113_DEM0|AK4113_DEM1)
/* STDO: 16-bit, right justified */
#define AK4113_DIF_16R (0)
/* STDO: 18-bit, right justified */
#define AK4113_DIF_18R (AK4113_DIF0)
/* STDO: 20-bit, right justified */
#define AK4113_DIF_20R (AK4113_DIF1)
/* STDO: 24-bit, right justified */
#define AK4113_DIF_24R (AK4113_DIF1|AK4113_DIF0)
/* STDO: 24-bit, left justified */
#define AK4113_DIF_24L (AK4113_DIF2)
/* STDO: I2S */
#define AK4113_DIF_24I2S (AK4113_DIF2|AK4113_DIF0)
/* STDO: 24-bit, left justified; LRCLK, BICK = Input */
#define AK4113_DIF_I24L (AK4113_DIF2|AK4113_DIF1)
/* STDO: I2S; LRCLK, BICK = Input */
#define AK4113_DIF_I24I2S (AK4113_DIF2|AK4113_DIF1|AK4113_DIF0)
/* AK4113_REG_IO0 */
/* XTL1=0,XTL0=0 -> 11.2896Mhz; XTL1=0,XTL0=1 -> 12.288Mhz */
#define AK4113_XTL1 (1<<6)
/* XTL1=1,XTL0=0 -> 24.576Mhz; XTL1=1,XTL0=1 -> use channel status */
#define AK4113_XTL0 (1<<5)
/* Block Start Signal Output: 0 = U-bit, 1 = C-bit (req. BCU = 1) */
#define AK4113_UCE (1<<4)
/* TX Output Enable (1 = enable) */
#define AK4113_TXE (1<<3)
/* Output Through Data Selector for TX pin */
#define AK4113_OPS2 (1<<2)
/* Output Through Data Selector for TX pin */
#define AK4113_OPS1 (1<<1)
/* Output Through Data Selector for TX pin */
#define AK4113_OPS0 (1<<0)
/* 11.2896 MHz ref. Xtal freq. */
#define AK4113_XTL_11_2896M (0)
/* 12.288 MHz ref. Xtal freq. */
#define AK4113_XTL_12_288M (AK4113_XTL0)
/* 24.576 MHz ref. Xtal freq. */
#define AK4113_XTL_24_576M (AK4113_XTL1)
/* AK4113_REG_IO1 */
/* Interrupt 0 pin Hold */
#define AK4113_EFH1 (1<<7)
/* Interrupt 0 pin Hold */
#define AK4113_EFH0 (1<<6)
#define AK4113_EFH_512LRCLK (0)
#define AK4113_EFH_1024LRCLK (AK4113_EFH0)
#define AK4113_EFH_2048LRCLK (AK4113_EFH1)
#define AK4113_EFH_4096LRCLK (AK4113_EFH1|AK4113_EFH0)
/* PLL Lock Time: 0 = 384/fs, 1 = 1/fs */
#define AK4113_FAST (1<<5)
/* MCKO2 Output Select: 0 = CMx/OCKSx, 1 = Xtal */
#define AK4113_XMCK (1<<4)
/* MCKO2 Output Freq. Select: 0 = x1, 1 = x0.5 (req. XMCK = 1) */
#define AK4113_DIV (1<<3)
/* Input Recovery Data Select */
#define AK4113_IPS2 (1<<2)
/* Input Recovery Data Select */
#define AK4113_IPS1 (1<<1)
/* Input Recovery Data Select */
#define AK4113_IPS0 (1<<0)
#define AK4113_IPS(x) ((x)&7)
/* AK4113_REG_INT0_MASK && AK4113_REG_INT1_MASK*/
/* mask enable for QINT bit */
#define AK4113_MQI (1<<7)
/* mask enable for AUTO bit */
#define AK4113_MAUT (1<<6)
/* mask enable for CINT bit */
#define AK4113_MCIT (1<<5)
/* mask enable for UNLOCK bit */
#define AK4113_MULK (1<<4)
/* mask enable for V bit */
#define AK4113_V (1<<3)
/* mask enable for STC bit */
#define AK4113_STC (1<<2)
/* mask enable for AUDN bit */
#define AK4113_MAN (1<<1)
/* mask enable for PAR bit */
#define AK4113_MPR (1<<0)
/* AK4113_REG_DATDTS */
/* DAT Start ID Counter */
#define AK4113_DCNT (1<<4)
/* DTS-CD 16-bit Sync Word Detect */
#define AK4113_DTS16 (1<<3)
/* DTS-CD 14-bit Sync Word Detect */
#define AK4113_DTS14 (1<<2)
/* mask enable for DAT bit (if 1, no INT1 effect */
#define AK4113_MDAT1 (1<<1)
/* mask enable for DAT bit (if 1, no INT0 effect */
#define AK4113_MDAT0 (1<<0)
/* AK4113_REG_RCS0 */
/* Q-subcode buffer interrupt, 0 = no change, 1 = changed */
#define AK4113_QINT (1<<7)
/* Non-PCM or DTS stream auto detection, 0 = no detect, 1 = detect */
#define AK4113_AUTO (1<<6)
/* channel status buffer interrupt, 0 = no change, 1 = change */
#define AK4113_CINT (1<<5)
/* PLL lock status, 0 = lock, 1 = unlock */
#define AK4113_UNLCK (1<<4)
/* Validity bit, 0 = valid, 1 = invalid */
#define AK4113_V (1<<3)
/* sampling frequency or Pre-emphasis change, 0 = no detect, 1 = detect */
#define AK4113_STC (1<<2)
/* audio bit output, 0 = audio, 1 = non-audio */
#define AK4113_AUDION (1<<1)
/* parity error or biphase error status, 0 = no error, 1 = error */
#define AK4113_PAR (1<<0)
/* AK4113_REG_RCS1 */
/* sampling frequency detection */
#define AK4113_FS3 (1<<7)
#define AK4113_FS2 (1<<6)
#define AK4113_FS1 (1<<5)
#define AK4113_FS0 (1<<4)
/* Pre-emphasis detect, 0 = OFF, 1 = ON */
#define AK4113_PEM (1<<3)
/* DAT Start ID Detect, 0 = no detect, 1 = detect */
#define AK4113_DAT (1<<2)
/* DTS-CD bit audio stream detect, 0 = no detect, 1 = detect */
#define AK4113_DTSCD (1<<1)
/* Non-PCM bit stream detection, 0 = no detect, 1 = detect */
#define AK4113_NPCM (1<<0)
#define AK4113_FS_8000HZ (AK4113_FS3|AK4113_FS0)
#define AK4113_FS_11025HZ (AK4113_FS2|AK4113_FS0)
#define AK4113_FS_16000HZ (AK4113_FS2|AK4113_FS1|AK4113_FS0)
#define AK4113_FS_22050HZ (AK4113_FS2)
#define AK4113_FS_24000HZ (AK4113_FS2|AK4113_FS1)
#define AK4113_FS_32000HZ (AK4113_FS1|AK4113_FS0)
#define AK4113_FS_44100HZ (0)
#define AK4113_FS_48000HZ (AK4113_FS1)
#define AK4113_FS_64000HZ (AK4113_FS3|AK4113_FS1|AK4113_FS0)
#define AK4113_FS_88200HZ (AK4113_FS3)
#define AK4113_FS_96000HZ (AK4113_FS3|AK4113_FS1)
#define AK4113_FS_176400HZ (AK4113_FS3|AK4113_FS2)
#define AK4113_FS_192000HZ (AK4113_FS3|AK4113_FS2|AK4113_FS1)
/* AK4113_REG_RCS2 */
/* CRC for Q-subcode, 0 = no error, 1 = error */
#define AK4113_QCRC (1<<1)
/* CRC for channel status, 0 = no error, 1 = error */
#define AK4113_CCRC (1<<0)
/* flags for snd_ak4113_check_rate_and_errors() */
#define AK4113_CHECK_NO_STAT (1<<0) /* no statistics */
#define AK4113_CHECK_NO_RATE (1<<1) /* no rate check */
#define AK4113_CONTROLS 13
typedef void (ak4113_write_t)(void *private_data, unsigned char addr,
unsigned char data);
typedef unsigned char (ak4113_read_t)(void *private_data, unsigned char addr);
enum {
AK4113_PARITY_ERRORS,
AK4113_V_BIT_ERRORS,
AK4113_QCRC_ERRORS,
AK4113_CCRC_ERRORS,
AK4113_NUM_ERRORS
};
struct ak4113 {
struct snd_card *card;
ak4113_write_t *write;
ak4113_read_t *read;
void *private_data;
atomic_t wq_processing;
struct mutex reinit_mutex;
spinlock_t lock;
unsigned char regmap[AK4113_WRITABLE_REGS];
struct snd_kcontrol *kctls[AK4113_CONTROLS];
struct snd_pcm_substream *substream;
unsigned long errors[AK4113_NUM_ERRORS];
unsigned char rcs0;
unsigned char rcs1;
unsigned char rcs2;
struct delayed_work work;
unsigned int check_flags;
void *change_callback_private;
void (*change_callback)(struct ak4113 *ak4113, unsigned char c0,
unsigned char c1);
};
int snd_ak4113_create(struct snd_card *card, ak4113_read_t *read,
ak4113_write_t *write,
const unsigned char *pgm,
void *private_data, struct ak4113 **r_ak4113);
void snd_ak4113_reg_write(struct ak4113 *ak4113, unsigned char reg,
unsigned char mask, unsigned char val);
void snd_ak4113_reinit(struct ak4113 *ak4113);
int snd_ak4113_build(struct ak4113 *ak4113,
struct snd_pcm_substream *capture_substream);
int snd_ak4113_external_rate(struct ak4113 *ak4113);
int snd_ak4113_check_rate_and_errors(struct ak4113 *ak4113, unsigned int flags);
#ifdef CONFIG_PM
void snd_ak4113_suspend(struct ak4113 *chip);
void snd_ak4113_resume(struct ak4113 *chip);
#else
static inline void snd_ak4113_suspend(struct ak4113 *chip) {}
static inline void snd_ak4113_resume(struct ak4113 *chip) {}
#endif
#endif /* __SOUND_AK4113_H */
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