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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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190 lines
9.0 KiB
C
190 lines
9.0 KiB
C
#ifndef __SOUND_AK4117_H
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#define __SOUND_AK4117_H
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/*
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* Routines for Asahi Kasei AK4117
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* Copyright (c) by Jaroslav Kysela <perex@perex.cz>,
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#define AK4117_REG_PWRDN 0x00 /* power down */
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#define AK4117_REG_CLOCK 0x01 /* clock control */
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#define AK4117_REG_IO 0x02 /* input/output control */
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#define AK4117_REG_INT0_MASK 0x03 /* interrupt0 mask */
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#define AK4117_REG_INT1_MASK 0x04 /* interrupt1 mask */
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#define AK4117_REG_RCS0 0x05 /* receiver status 0 */
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#define AK4117_REG_RCS1 0x06 /* receiver status 1 */
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#define AK4117_REG_RCS2 0x07 /* receiver status 2 */
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#define AK4117_REG_RXCSB0 0x08 /* RX channel status byte 0 */
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#define AK4117_REG_RXCSB1 0x09 /* RX channel status byte 1 */
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#define AK4117_REG_RXCSB2 0x0a /* RX channel status byte 2 */
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#define AK4117_REG_RXCSB3 0x0b /* RX channel status byte 3 */
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#define AK4117_REG_RXCSB4 0x0c /* RX channel status byte 4 */
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#define AK4117_REG_Pc0 0x0d /* burst preamble Pc byte 0 */
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#define AK4117_REG_Pc1 0x0e /* burst preamble Pc byte 1 */
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#define AK4117_REG_Pd0 0x0f /* burst preamble Pd byte 0 */
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#define AK4117_REG_Pd1 0x10 /* burst preamble Pd byte 1 */
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#define AK4117_REG_QSUB_ADDR 0x11 /* Q-subcode address + control */
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#define AK4117_REG_QSUB_TRACK 0x12 /* Q-subcode track */
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#define AK4117_REG_QSUB_INDEX 0x13 /* Q-subcode index */
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#define AK4117_REG_QSUB_MINUTE 0x14 /* Q-subcode minute */
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#define AK4117_REG_QSUB_SECOND 0x15 /* Q-subcode second */
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#define AK4117_REG_QSUB_FRAME 0x16 /* Q-subcode frame */
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#define AK4117_REG_QSUB_ZERO 0x17 /* Q-subcode zero */
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#define AK4117_REG_QSUB_ABSMIN 0x18 /* Q-subcode absolute minute */
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#define AK4117_REG_QSUB_ABSSEC 0x19 /* Q-subcode absolute second */
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#define AK4117_REG_QSUB_ABSFRM 0x1a /* Q-subcode absolute frame */
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/* sizes */
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#define AK4117_REG_RXCSB_SIZE ((AK4117_REG_RXCSB4-AK4117_REG_RXCSB0)+1)
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#define AK4117_REG_QSUB_SIZE ((AK4117_REG_QSUB_ABSFRM-AK4117_REG_QSUB_ADDR)+1)
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/* AK4117_REG_PWRDN bits */
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#define AK4117_EXCT (1<<4) /* 0 = X'tal mode, 1 = external clock mode */
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#define AK4117_XTL1 (1<<3) /* XTL1=0,XTL0=0 -> 11.2896Mhz; XTL1=0,XTL0=1 -> 12.288Mhz */
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#define AK4117_XTL0 (1<<2) /* XTL1=1,XTL0=0 -> 24.576Mhz; XTL1=1,XTL0=1 -> use channel status */
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#define AK4117_XTL_11_2896M (0)
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#define AK4117_XTL_12_288M AK4117_XTL0
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#define AK4117_XTL_24_576M AK4117_XTL1
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#define AK4117_XTL_EXT (AK4117_XTL1|AK4117_XTL0)
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#define AK4117_PWN (1<<1) /* 0 = power down, 1 = normal operation */
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#define AK4117_RST (1<<0) /* 0 = reset & initialize (except this register), 1 = normal operation */
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/* AK4117_REQ_CLOCK bits */
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#define AK4117_LP (1<<7) /* 0 = normal mode, 1 = low power mode (Fs up to 48kHz only) */
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#define AK4117_PKCS1 (1<<6) /* master clock frequency at PLL mode (when LP == 0) */
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#define AK4117_PKCS0 (1<<5)
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#define AK4117_PKCS_512fs (0)
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#define AK4117_PKCS_256fs AK4117_PKCS0
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#define AK4117_PKCS_128fs AK4117_PKCS1
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#define AK4117_DIV (1<<4) /* 0 = MCKO == Fs, 1 = MCKO == Fs / 2; X'tal mode only */
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#define AK4117_XCKS1 (1<<3) /* master clock frequency at X'tal mode */
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#define AK4117_XCKS0 (1<<2)
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#define AK4117_XCKS_128fs (0)
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#define AK4117_XCKS_256fs AK4117_XCKS0
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#define AK4117_XCKS_512fs AK4117_XCKS1
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#define AK4117_XCKS_1024fs (AK4117_XCKS1|AK4117_XCKS0)
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#define AK4117_CM1 (1<<1) /* MCKO operation mode select */
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#define AK4117_CM0 (1<<0)
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#define AK4117_CM_PLL (0) /* use RX input as master clock */
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#define AK4117_CM_XTAL (AK4117_CM0) /* use X'tal as master clock */
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#define AK4117_CM_PLL_XTAL (AK4117_CM1) /* use Rx input but X'tal when PLL loses lock */
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#define AK4117_CM_MONITOR (AK4117_CM0|AK4117_CM1) /* use X'tal as master clock, but use PLL for monitoring */
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/* AK4117_REG_IO */
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#define AK4117_IPS (1<<7) /* Input Recovery Data Select, 0 = RX0, 1 = RX1 */
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#define AK4117_UOUTE (1<<6) /* U-bit output enable to UOUT, 0 = disable, 1 = enable */
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#define AK4117_CS12 (1<<5) /* channel status select, 0 = channel1, 1 = channel2 */
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#define AK4117_EFH2 (1<<4) /* INT0 pin hold count select */
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#define AK4117_EFH1 (1<<3)
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#define AK4117_EFH_512LRCLK (0)
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#define AK4117_EFH_1024LRCLK (AK4117_EFH1)
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#define AK4117_EFH_2048LRCLK (AK4117_EFH2)
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#define AK4117_EFH_4096LRCLK (AK4117_EFH1|AK4117_EFH2)
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#define AK4117_DIF2 (1<<2) /* audio data format control */
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#define AK4117_DIF1 (1<<1)
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#define AK4117_DIF0 (1<<0)
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#define AK4117_DIF_16R (0) /* STDO: 16-bit, right justified */
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#define AK4117_DIF_18R (AK4117_DIF0) /* STDO: 18-bit, right justified */
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#define AK4117_DIF_20R (AK4117_DIF1) /* STDO: 20-bit, right justified */
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#define AK4117_DIF_24R (AK4117_DIF1|AK4117_DIF0) /* STDO: 24-bit, right justified */
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#define AK4117_DIF_24L (AK4117_DIF2) /* STDO: 24-bit, left justified */
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#define AK4117_DIF_24I2S (AK4117_DIF2|AK4117_DIF0) /* STDO: I2S */
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/* AK4117_REG_INT0_MASK & AK4117_REG_INT1_MASK */
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#define AK4117_MULK (1<<7) /* mask enable for UNLOCK bit */
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#define AK4117_MPAR (1<<6) /* mask enable for PAR bit */
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#define AK4117_MAUTO (1<<5) /* mask enable for AUTO bit */
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#define AK4117_MV (1<<4) /* mask enable for V bit */
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#define AK4117_MAUD (1<<3) /* mask enable for AUDION bit */
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#define AK4117_MSTC (1<<2) /* mask enable for STC bit */
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#define AK4117_MCIT (1<<1) /* mask enable for CINT bit */
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#define AK4117_MQIT (1<<0) /* mask enable for QINT bit */
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/* AK4117_REG_RCS0 */
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#define AK4117_UNLCK (1<<7) /* PLL lock status, 0 = lock, 1 = unlock */
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#define AK4117_PAR (1<<6) /* parity error or biphase error status, 0 = no error, 1 = error */
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#define AK4117_AUTO (1<<5) /* Non-PCM or DTS stream auto detection, 0 = no detect, 1 = detect */
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#define AK4117_V (1<<4) /* Validity bit, 0 = valid, 1 = invalid */
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#define AK4117_AUDION (1<<3) /* audio bit output, 0 = audio, 1 = non-audio */
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#define AK4117_STC (1<<2) /* sampling frequency or Pre-emphasis change, 0 = no detect, 1 = detect */
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#define AK4117_CINT (1<<1) /* channel status buffer interrupt, 0 = no change, 1 = change */
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#define AK4117_QINT (1<<0) /* Q-subcode buffer interrupt, 0 = no change, 1 = changed */
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/* AK4117_REG_RCS1 */
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#define AK4117_DTSCD (1<<6) /* DTS-CD bit audio stream detect, 0 = no detect, 1 = detect */
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#define AK4117_NPCM (1<<5) /* Non-PCM bit stream detection, 0 = no detect, 1 = detect */
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#define AK4117_PEM (1<<4) /* Pre-emphasis detect, 0 = OFF, 1 = ON */
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#define AK4117_FS3 (1<<3) /* sampling frequency detection */
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#define AK4117_FS2 (1<<2)
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#define AK4117_FS1 (1<<1)
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#define AK4117_FS0 (1<<0)
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#define AK4117_FS_44100HZ (0)
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#define AK4117_FS_48000HZ (AK4117_FS1)
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#define AK4117_FS_32000HZ (AK4117_FS1|AK4117_FS0)
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#define AK4117_FS_88200HZ (AK4117_FS3)
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#define AK4117_FS_96000HZ (AK4117_FS3|AK4117_FS1)
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#define AK4117_FS_176400HZ (AK4117_FS3|AK4117_FS2)
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#define AK4117_FS_192000HZ (AK4117_FS3|AK4117_FS2|AK4117_FS1)
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/* AK4117_REG_RCS2 */
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#define AK4117_CCRC (1<<1) /* CRC for channel status, 0 = no error, 1 = error */
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#define AK4117_QCRC (1<<0) /* CRC for Q-subcode, 0 = no error, 1 = error */
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/* flags for snd_ak4117_check_rate_and_errors() */
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#define AK4117_CHECK_NO_STAT (1<<0) /* no statistics */
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#define AK4117_CHECK_NO_RATE (1<<1) /* no rate check */
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#define AK4117_CONTROLS 13
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typedef void (ak4117_write_t)(void *private_data, unsigned char addr, unsigned char data);
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typedef unsigned char (ak4117_read_t)(void *private_data, unsigned char addr);
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struct ak4117 {
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struct snd_card *card;
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ak4117_write_t * write;
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ak4117_read_t * read;
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void * private_data;
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unsigned int init: 1;
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spinlock_t lock;
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unsigned char regmap[5];
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struct snd_kcontrol *kctls[AK4117_CONTROLS];
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struct snd_pcm_substream *substream;
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unsigned long parity_errors;
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unsigned long v_bit_errors;
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unsigned long qcrc_errors;
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unsigned long ccrc_errors;
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unsigned char rcs0;
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unsigned char rcs1;
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unsigned char rcs2;
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struct timer_list timer; /* statistic timer */
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void *change_callback_private;
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void (*change_callback)(struct ak4117 *ak4117, unsigned char c0, unsigned char c1);
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};
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int snd_ak4117_create(struct snd_card *card, ak4117_read_t *read, ak4117_write_t *write,
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const unsigned char pgm[5], void *private_data, struct ak4117 **r_ak4117);
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void snd_ak4117_reg_write(struct ak4117 *ak4117, unsigned char reg, unsigned char mask, unsigned char val);
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void snd_ak4117_reinit(struct ak4117 *ak4117);
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int snd_ak4117_build(struct ak4117 *ak4117, struct snd_pcm_substream *capture_substream);
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int snd_ak4117_external_rate(struct ak4117 *ak4117);
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int snd_ak4117_check_rate_and_errors(struct ak4117 *ak4117, unsigned int flags);
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#endif /* __SOUND_AK4117_H */
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