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f11947c7c5
We actually pass an array of 7 chars not 5. This silences a smatch warning. Signed-off-by: Dan Carpenter <error27@gmail.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
322 lines
11 KiB
C
322 lines
11 KiB
C
#ifndef __SOUND_AK4113_H
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#define __SOUND_AK4113_H
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/*
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* Routines for Asahi Kasei AK4113
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* Copyright (c) by Jaroslav Kysela <perex@perex.cz>,
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* Copyright (c) by Pavel Hofman <pavel.hofman@ivitera.com>,
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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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/* AK4113 registers */
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/* power down */
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#define AK4113_REG_PWRDN 0x00
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/* format control */
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#define AK4113_REG_FORMAT 0x01
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/* input/output control */
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#define AK4113_REG_IO0 0x02
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/* input/output control */
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#define AK4113_REG_IO1 0x03
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/* interrupt0 mask */
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#define AK4113_REG_INT0_MASK 0x04
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/* interrupt1 mask */
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#define AK4113_REG_INT1_MASK 0x05
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/* DAT mask & DTS select */
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#define AK4113_REG_DATDTS 0x06
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/* receiver status 0 */
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#define AK4113_REG_RCS0 0x07
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/* receiver status 1 */
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#define AK4113_REG_RCS1 0x08
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/* receiver status 2 */
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#define AK4113_REG_RCS2 0x09
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/* RX channel status byte 0 */
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#define AK4113_REG_RXCSB0 0x0a
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/* RX channel status byte 1 */
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#define AK4113_REG_RXCSB1 0x0b
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/* RX channel status byte 2 */
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#define AK4113_REG_RXCSB2 0x0c
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/* RX channel status byte 3 */
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#define AK4113_REG_RXCSB3 0x0d
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/* RX channel status byte 4 */
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#define AK4113_REG_RXCSB4 0x0e
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/* burst preamble Pc byte 0 */
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#define AK4113_REG_Pc0 0x0f
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/* burst preamble Pc byte 1 */
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#define AK4113_REG_Pc1 0x10
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/* burst preamble Pd byte 0 */
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#define AK4113_REG_Pd0 0x11
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/* burst preamble Pd byte 1 */
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#define AK4113_REG_Pd1 0x12
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/* Q-subcode address + control */
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#define AK4113_REG_QSUB_ADDR 0x13
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/* Q-subcode track */
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#define AK4113_REG_QSUB_TRACK 0x14
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/* Q-subcode index */
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#define AK4113_REG_QSUB_INDEX 0x15
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/* Q-subcode minute */
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#define AK4113_REG_QSUB_MINUTE 0x16
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/* Q-subcode second */
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#define AK4113_REG_QSUB_SECOND 0x17
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/* Q-subcode frame */
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#define AK4113_REG_QSUB_FRAME 0x18
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/* Q-subcode zero */
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#define AK4113_REG_QSUB_ZERO 0x19
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/* Q-subcode absolute minute */
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#define AK4113_REG_QSUB_ABSMIN 0x1a
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/* Q-subcode absolute second */
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#define AK4113_REG_QSUB_ABSSEC 0x1b
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/* Q-subcode absolute frame */
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#define AK4113_REG_QSUB_ABSFRM 0x1c
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/* sizes */
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#define AK4113_REG_RXCSB_SIZE ((AK4113_REG_RXCSB4-AK4113_REG_RXCSB0)+1)
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#define AK4113_REG_QSUB_SIZE ((AK4113_REG_QSUB_ABSFRM-AK4113_REG_QSUB_ADDR)\
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+1)
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#define AK4113_WRITABLE_REGS (AK4113_REG_DATDTS + 1)
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/* AK4113_REG_PWRDN bits */
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/* Channel Status Select */
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#define AK4113_CS12 (1<<7)
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/* Block Start & C/U Output Mode */
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#define AK4113_BCU (1<<6)
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/* Master Clock Operation Select */
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#define AK4113_CM1 (1<<5)
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/* Master Clock Operation Select */
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#define AK4113_CM0 (1<<4)
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/* Master Clock Frequency Select */
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#define AK4113_OCKS1 (1<<3)
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/* Master Clock Frequency Select */
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#define AK4113_OCKS0 (1<<2)
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/* 0 = power down, 1 = normal operation */
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#define AK4113_PWN (1<<1)
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/* 0 = reset & initialize (except thisregister), 1 = normal operation */
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#define AK4113_RST (1<<0)
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/* AK4113_REQ_FORMAT bits */
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/* V/TX Output select: 0 = Validity Flag Output, 1 = TX */
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#define AK4113_VTX (1<<7)
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/* Audio Data Control */
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#define AK4113_DIF2 (1<<6)
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/* Audio Data Control */
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#define AK4113_DIF1 (1<<5)
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/* Audio Data Control */
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#define AK4113_DIF0 (1<<4)
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/* Deemphasis Autodetect Enable (1 = enable) */
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#define AK4113_DEAU (1<<3)
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/* 32kHz-48kHz Deemphasis Control */
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#define AK4113_DEM1 (1<<2)
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/* 32kHz-48kHz Deemphasis Control */
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#define AK4113_DEM0 (1<<1)
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#define AK4113_DEM_OFF (AK4113_DEM0)
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#define AK4113_DEM_44KHZ (0)
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#define AK4113_DEM_48KHZ (AK4113_DEM1)
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#define AK4113_DEM_32KHZ (AK4113_DEM0|AK4113_DEM1)
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/* STDO: 16-bit, right justified */
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#define AK4113_DIF_16R (0)
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/* STDO: 18-bit, right justified */
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#define AK4113_DIF_18R (AK4113_DIF0)
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/* STDO: 20-bit, right justified */
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#define AK4113_DIF_20R (AK4113_DIF1)
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/* STDO: 24-bit, right justified */
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#define AK4113_DIF_24R (AK4113_DIF1|AK4113_DIF0)
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/* STDO: 24-bit, left justified */
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#define AK4113_DIF_24L (AK4113_DIF2)
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/* STDO: I2S */
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#define AK4113_DIF_24I2S (AK4113_DIF2|AK4113_DIF0)
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/* STDO: 24-bit, left justified; LRCLK, BICK = Input */
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#define AK4113_DIF_I24L (AK4113_DIF2|AK4113_DIF1)
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/* STDO: I2S; LRCLK, BICK = Input */
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#define AK4113_DIF_I24I2S (AK4113_DIF2|AK4113_DIF1|AK4113_DIF0)
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/* AK4113_REG_IO0 */
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/* XTL1=0,XTL0=0 -> 11.2896Mhz; XTL1=0,XTL0=1 -> 12.288Mhz */
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#define AK4113_XTL1 (1<<6)
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/* XTL1=1,XTL0=0 -> 24.576Mhz; XTL1=1,XTL0=1 -> use channel status */
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#define AK4113_XTL0 (1<<5)
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/* Block Start Signal Output: 0 = U-bit, 1 = C-bit (req. BCU = 1) */
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#define AK4113_UCE (1<<4)
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/* TX Output Enable (1 = enable) */
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#define AK4113_TXE (1<<3)
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/* Output Through Data Selector for TX pin */
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#define AK4113_OPS2 (1<<2)
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/* Output Through Data Selector for TX pin */
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#define AK4113_OPS1 (1<<1)
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/* Output Through Data Selector for TX pin */
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#define AK4113_OPS0 (1<<0)
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/* 11.2896 MHz ref. Xtal freq. */
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#define AK4113_XTL_11_2896M (0)
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/* 12.288 MHz ref. Xtal freq. */
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#define AK4113_XTL_12_288M (AK4113_XTL0)
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/* 24.576 MHz ref. Xtal freq. */
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#define AK4113_XTL_24_576M (AK4113_XTL1)
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/* AK4113_REG_IO1 */
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/* Interrupt 0 pin Hold */
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#define AK4113_EFH1 (1<<7)
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/* Interrupt 0 pin Hold */
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#define AK4113_EFH0 (1<<6)
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#define AK4113_EFH_512LRCLK (0)
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#define AK4113_EFH_1024LRCLK (AK4113_EFH0)
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#define AK4113_EFH_2048LRCLK (AK4113_EFH1)
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#define AK4113_EFH_4096LRCLK (AK4113_EFH1|AK4113_EFH0)
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/* PLL Lock Time: 0 = 384/fs, 1 = 1/fs */
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#define AK4113_FAST (1<<5)
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/* MCKO2 Output Select: 0 = CMx/OCKSx, 1 = Xtal */
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#define AK4113_XMCK (1<<4)
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/* MCKO2 Output Freq. Select: 0 = x1, 1 = x0.5 (req. XMCK = 1) */
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#define AK4113_DIV (1<<3)
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/* Input Recovery Data Select */
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#define AK4113_IPS2 (1<<2)
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/* Input Recovery Data Select */
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#define AK4113_IPS1 (1<<1)
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/* Input Recovery Data Select */
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#define AK4113_IPS0 (1<<0)
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#define AK4113_IPS(x) ((x)&7)
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/* AK4113_REG_INT0_MASK && AK4113_REG_INT1_MASK*/
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/* mask enable for QINT bit */
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#define AK4113_MQI (1<<7)
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/* mask enable for AUTO bit */
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#define AK4113_MAUT (1<<6)
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/* mask enable for CINT bit */
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#define AK4113_MCIT (1<<5)
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/* mask enable for UNLOCK bit */
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#define AK4113_MULK (1<<4)
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/* mask enable for V bit */
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#define AK4113_V (1<<3)
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/* mask enable for STC bit */
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#define AK4113_STC (1<<2)
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/* mask enable for AUDN bit */
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#define AK4113_MAN (1<<1)
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/* mask enable for PAR bit */
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#define AK4113_MPR (1<<0)
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/* AK4113_REG_DATDTS */
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/* DAT Start ID Counter */
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#define AK4113_DCNT (1<<4)
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/* DTS-CD 16-bit Sync Word Detect */
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#define AK4113_DTS16 (1<<3)
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/* DTS-CD 14-bit Sync Word Detect */
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#define AK4113_DTS14 (1<<2)
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/* mask enable for DAT bit (if 1, no INT1 effect */
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#define AK4113_MDAT1 (1<<1)
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/* mask enable for DAT bit (if 1, no INT0 effect */
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#define AK4113_MDAT0 (1<<0)
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/* AK4113_REG_RCS0 */
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/* Q-subcode buffer interrupt, 0 = no change, 1 = changed */
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#define AK4113_QINT (1<<7)
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/* Non-PCM or DTS stream auto detection, 0 = no detect, 1 = detect */
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#define AK4113_AUTO (1<<6)
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/* channel status buffer interrupt, 0 = no change, 1 = change */
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#define AK4113_CINT (1<<5)
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/* PLL lock status, 0 = lock, 1 = unlock */
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#define AK4113_UNLCK (1<<4)
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/* Validity bit, 0 = valid, 1 = invalid */
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#define AK4113_V (1<<3)
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/* sampling frequency or Pre-emphasis change, 0 = no detect, 1 = detect */
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#define AK4113_STC (1<<2)
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/* audio bit output, 0 = audio, 1 = non-audio */
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#define AK4113_AUDION (1<<1)
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/* parity error or biphase error status, 0 = no error, 1 = error */
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#define AK4113_PAR (1<<0)
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/* AK4113_REG_RCS1 */
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/* sampling frequency detection */
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#define AK4113_FS3 (1<<7)
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#define AK4113_FS2 (1<<6)
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#define AK4113_FS1 (1<<5)
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#define AK4113_FS0 (1<<4)
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/* Pre-emphasis detect, 0 = OFF, 1 = ON */
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#define AK4113_PEM (1<<3)
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/* DAT Start ID Detect, 0 = no detect, 1 = detect */
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#define AK4113_DAT (1<<2)
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/* DTS-CD bit audio stream detect, 0 = no detect, 1 = detect */
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#define AK4113_DTSCD (1<<1)
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/* Non-PCM bit stream detection, 0 = no detect, 1 = detect */
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#define AK4113_NPCM (1<<0)
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#define AK4113_FS_8000HZ (AK4113_FS3|AK4113_FS0)
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#define AK4113_FS_11025HZ (AK4113_FS2|AK4113_FS0)
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#define AK4113_FS_16000HZ (AK4113_FS2|AK4113_FS1|AK4113_FS0)
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#define AK4113_FS_22050HZ (AK4113_FS2)
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#define AK4113_FS_24000HZ (AK4113_FS2|AK4113_FS1)
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#define AK4113_FS_32000HZ (AK4113_FS1|AK4113_FS0)
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#define AK4113_FS_44100HZ (0)
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#define AK4113_FS_48000HZ (AK4113_FS1)
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#define AK4113_FS_64000HZ (AK4113_FS3|AK4113_FS1|AK4113_FS0)
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#define AK4113_FS_88200HZ (AK4113_FS3)
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#define AK4113_FS_96000HZ (AK4113_FS3|AK4113_FS1)
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#define AK4113_FS_176400HZ (AK4113_FS3|AK4113_FS2)
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#define AK4113_FS_192000HZ (AK4113_FS3|AK4113_FS2|AK4113_FS1)
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/* AK4113_REG_RCS2 */
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/* CRC for Q-subcode, 0 = no error, 1 = error */
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#define AK4113_QCRC (1<<1)
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/* CRC for channel status, 0 = no error, 1 = error */
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#define AK4113_CCRC (1<<0)
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/* flags for snd_ak4113_check_rate_and_errors() */
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#define AK4113_CHECK_NO_STAT (1<<0) /* no statistics */
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#define AK4113_CHECK_NO_RATE (1<<1) /* no rate check */
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#define AK4113_CONTROLS 13
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typedef void (ak4113_write_t)(void *private_data, unsigned char addr,
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unsigned char data);
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typedef unsigned char (ak4113_read_t)(void *private_data, unsigned char addr);
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struct ak4113 {
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struct snd_card *card;
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ak4113_write_t *write;
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ak4113_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[AK4113_WRITABLE_REGS];
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struct snd_kcontrol *kctls[AK4113_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 delayed_work work;
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unsigned int check_flags;
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void *change_callback_private;
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void (*change_callback)(struct ak4113 *ak4113, unsigned char c0,
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unsigned char c1);
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};
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int snd_ak4113_create(struct snd_card *card, ak4113_read_t *read,
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ak4113_write_t *write,
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const unsigned char *pgm,
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void *private_data, struct ak4113 **r_ak4113);
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void snd_ak4113_reg_write(struct ak4113 *ak4113, unsigned char reg,
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unsigned char mask, unsigned char val);
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void snd_ak4113_reinit(struct ak4113 *ak4113);
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int snd_ak4113_build(struct ak4113 *ak4113,
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struct snd_pcm_substream *capture_substream);
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int snd_ak4113_external_rate(struct ak4113 *ak4113);
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int snd_ak4113_check_rate_and_errors(struct ak4113 *ak4113, unsigned int flags);
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#endif /* __SOUND_AK4113_H */
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