![Bhumika Goyal](/assets/img/avatar_default.png)
Declare snd_akm4xxx structures as const as they are only passed to the function snd_ice1712_akm4xxx_init. This argument is of type const, so make the structures const. Done using Coccinelle: @match disable optional_qualifier@ identifier s; position p; @@ static struct snd_akm4xxx s@p={...}; @good1@ identifier match.s; position p; @@ snd_ice1712_akm4xxx_init(...,&s@p,...) @bad@ identifier match.s; position p!={match.p,good1.p}; @@ s@p @depends on !bad disable optional_qualifier@ identifier match.s; @@ static +const struct snd_akm4xxx s={...}; Signed-off-by: Bhumika Goyal <bhumirks@gmail.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
1106 lines
29 KiB
C
1106 lines
29 KiB
C
/*
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* ALSA driver for ICEnsemble VT1724 (Envy24HT)
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*
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* Lowlevel functions for Infrasonic Quartet
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*
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* Copyright (c) 2009 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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#include <linux/delay.h>
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#include <linux/interrupt.h>
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#include <linux/init.h>
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#include <linux/slab.h>
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#include <sound/core.h>
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#include <sound/tlv.h>
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#include <sound/info.h>
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#include "ice1712.h"
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#include "envy24ht.h"
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#include <sound/ak4113.h>
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#include "quartet.h"
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struct qtet_spec {
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struct ak4113 *ak4113;
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unsigned int scr; /* system control register */
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unsigned int mcr; /* monitoring control register */
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unsigned int cpld; /* cpld register */
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};
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struct qtet_kcontrol_private {
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unsigned int bit;
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void (*set_register)(struct snd_ice1712 *ice, unsigned int val);
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unsigned int (*get_register)(struct snd_ice1712 *ice);
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const char * const texts[2];
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};
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enum {
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IN12_SEL = 0,
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IN34_SEL,
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AIN34_SEL,
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COAX_OUT,
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IN12_MON12,
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IN12_MON34,
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IN34_MON12,
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IN34_MON34,
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OUT12_MON34,
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OUT34_MON12,
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};
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static const char * const ext_clock_names[3] = {"IEC958 In", "Word Clock 1xFS",
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"Word Clock 256xFS"};
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/* chip address on I2C bus */
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#define AK4113_ADDR 0x26 /* S/PDIF receiver */
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/* chip address on SPI bus */
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#define AK4620_ADDR 0x02 /* ADC/DAC */
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/*
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* GPIO pins
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*/
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/* GPIO0 - O - DATA0, def. 0 */
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#define GPIO_D0 (1<<0)
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/* GPIO1 - I/O - DATA1, Jack Detect Input0 (0:present, 1:missing), def. 1 */
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#define GPIO_D1_JACKDTC0 (1<<1)
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/* GPIO2 - I/O - DATA2, Jack Detect Input1 (0:present, 1:missing), def. 1 */
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#define GPIO_D2_JACKDTC1 (1<<2)
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/* GPIO3 - I/O - DATA3, def. 1 */
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#define GPIO_D3 (1<<3)
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/* GPIO4 - I/O - DATA4, SPI CDTO, def. 1 */
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#define GPIO_D4_SPI_CDTO (1<<4)
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/* GPIO5 - I/O - DATA5, SPI CCLK, def. 1 */
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#define GPIO_D5_SPI_CCLK (1<<5)
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/* GPIO6 - I/O - DATA6, Cable Detect Input (0:detected, 1:not detected */
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#define GPIO_D6_CD (1<<6)
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/* GPIO7 - I/O - DATA7, Device Detect Input (0:detected, 1:not detected */
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#define GPIO_D7_DD (1<<7)
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/* GPIO8 - O - CPLD Chip Select, def. 1 */
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#define GPIO_CPLD_CSN (1<<8)
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/* GPIO9 - O - CPLD register read/write (0:write, 1:read), def. 0 */
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#define GPIO_CPLD_RW (1<<9)
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/* GPIO10 - O - SPI Chip Select for CODEC#0, def. 1 */
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#define GPIO_SPI_CSN0 (1<<10)
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/* GPIO11 - O - SPI Chip Select for CODEC#1, def. 1 */
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#define GPIO_SPI_CSN1 (1<<11)
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/* GPIO12 - O - Ex. Register Output Enable (0:enable, 1:disable), def. 1,
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* init 0 */
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#define GPIO_EX_GPIOE (1<<12)
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/* GPIO13 - O - Ex. Register0 Chip Select for System Control Register,
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* def. 1 */
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#define GPIO_SCR (1<<13)
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/* GPIO14 - O - Ex. Register1 Chip Select for Monitor Control Register,
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* def. 1 */
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#define GPIO_MCR (1<<14)
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#define GPIO_SPI_ALL (GPIO_D4_SPI_CDTO | GPIO_D5_SPI_CCLK |\
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GPIO_SPI_CSN0 | GPIO_SPI_CSN1)
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#define GPIO_DATA_MASK (GPIO_D0 | GPIO_D1_JACKDTC0 | \
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GPIO_D2_JACKDTC1 | GPIO_D3 | \
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GPIO_D4_SPI_CDTO | GPIO_D5_SPI_CCLK | \
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GPIO_D6_CD | GPIO_D7_DD)
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/* System Control Register GPIO_SCR data bits */
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/* Mic/Line select relay (0:line, 1:mic) */
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#define SCR_RELAY GPIO_D0
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/* Phantom power drive control (0:5V, 1:48V) */
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#define SCR_PHP_V GPIO_D1_JACKDTC0
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/* H/W mute control (0:Normal, 1:Mute) */
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#define SCR_MUTE GPIO_D2_JACKDTC1
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/* Phantom power control (0:Phantom on, 1:off) */
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#define SCR_PHP GPIO_D3
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/* Analog input 1/2 Source Select */
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#define SCR_AIN12_SEL0 GPIO_D4_SPI_CDTO
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#define SCR_AIN12_SEL1 GPIO_D5_SPI_CCLK
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/* Analog input 3/4 Source Select (0:line, 1:hi-z) */
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#define SCR_AIN34_SEL GPIO_D6_CD
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/* Codec Power Down (0:power down, 1:normal) */
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#define SCR_CODEC_PDN GPIO_D7_DD
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#define SCR_AIN12_LINE (0)
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#define SCR_AIN12_MIC (SCR_AIN12_SEL0)
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#define SCR_AIN12_LOWCUT (SCR_AIN12_SEL1 | SCR_AIN12_SEL0)
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/* Monitor Control Register GPIO_MCR data bits */
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/* Input 1/2 to Monitor 1/2 (0:off, 1:on) */
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#define MCR_IN12_MON12 GPIO_D0
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/* Input 1/2 to Monitor 3/4 (0:off, 1:on) */
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#define MCR_IN12_MON34 GPIO_D1_JACKDTC0
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/* Input 3/4 to Monitor 1/2 (0:off, 1:on) */
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#define MCR_IN34_MON12 GPIO_D2_JACKDTC1
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/* Input 3/4 to Monitor 3/4 (0:off, 1:on) */
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#define MCR_IN34_MON34 GPIO_D3
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/* Output to Monitor 1/2 (0:off, 1:on) */
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#define MCR_OUT34_MON12 GPIO_D4_SPI_CDTO
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/* Output to Monitor 3/4 (0:off, 1:on) */
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#define MCR_OUT12_MON34 GPIO_D5_SPI_CCLK
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/* CPLD Register DATA bits */
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/* Clock Rate Select */
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#define CPLD_CKS0 GPIO_D0
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#define CPLD_CKS1 GPIO_D1_JACKDTC0
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#define CPLD_CKS2 GPIO_D2_JACKDTC1
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/* Sync Source Select (0:Internal, 1:External) */
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#define CPLD_SYNC_SEL GPIO_D3
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/* Word Clock FS Select (0:FS, 1:256FS) */
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#define CPLD_WORD_SEL GPIO_D4_SPI_CDTO
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/* Coaxial Output Source (IS-Link) (0:SPDIF, 1:I2S) */
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#define CPLD_COAX_OUT GPIO_D5_SPI_CCLK
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/* Input 1/2 Source Select (0:Analog12, 1:An34) */
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#define CPLD_IN12_SEL GPIO_D6_CD
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/* Input 3/4 Source Select (0:Analog34, 1:Digital In) */
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#define CPLD_IN34_SEL GPIO_D7_DD
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/* internal clock (CPLD_SYNC_SEL = 0) options */
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#define CPLD_CKS_44100HZ (0)
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#define CPLD_CKS_48000HZ (CPLD_CKS0)
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#define CPLD_CKS_88200HZ (CPLD_CKS1)
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#define CPLD_CKS_96000HZ (CPLD_CKS1 | CPLD_CKS0)
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#define CPLD_CKS_176400HZ (CPLD_CKS2)
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#define CPLD_CKS_192000HZ (CPLD_CKS2 | CPLD_CKS0)
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#define CPLD_CKS_MASK (CPLD_CKS0 | CPLD_CKS1 | CPLD_CKS2)
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/* external clock (CPLD_SYNC_SEL = 1) options */
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/* external clock - SPDIF */
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#define CPLD_EXT_SPDIF (0 | CPLD_SYNC_SEL)
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/* external clock - WordClock 1xfs */
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#define CPLD_EXT_WORDCLOCK_1FS (CPLD_CKS1 | CPLD_SYNC_SEL)
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/* external clock - WordClock 256xfs */
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#define CPLD_EXT_WORDCLOCK_256FS (CPLD_CKS1 | CPLD_WORD_SEL |\
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CPLD_SYNC_SEL)
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#define EXT_SPDIF_TYPE 0
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#define EXT_WORDCLOCK_1FS_TYPE 1
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#define EXT_WORDCLOCK_256FS_TYPE 2
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#define AK4620_DFS0 (1<<0)
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#define AK4620_DFS1 (1<<1)
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#define AK4620_CKS0 (1<<2)
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#define AK4620_CKS1 (1<<3)
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/* Clock and Format Control register */
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#define AK4620_DFS_REG 0x02
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/* Deem and Volume Control register */
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#define AK4620_DEEMVOL_REG 0x03
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#define AK4620_SMUTE (1<<7)
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/*
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* Conversion from int value to its binary form. Used for debugging.
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* The output buffer must be allocated prior to calling the function.
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*/
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static char *get_binary(char *buffer, int value)
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{
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int i, j, pos;
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pos = 0;
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for (i = 0; i < 4; ++i) {
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for (j = 0; j < 8; ++j) {
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if (value & (1 << (31-(i*8 + j))))
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buffer[pos] = '1';
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else
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buffer[pos] = '0';
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pos++;
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}
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if (i < 3) {
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buffer[pos] = ' ';
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pos++;
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}
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}
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buffer[pos] = '\0';
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return buffer;
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}
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/*
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* Initial setup of the conversion array GPIO <-> rate
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*/
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static const unsigned int qtet_rates[] = {
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44100, 48000, 88200,
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96000, 176400, 192000,
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};
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static const unsigned int cks_vals[] = {
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CPLD_CKS_44100HZ, CPLD_CKS_48000HZ, CPLD_CKS_88200HZ,
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CPLD_CKS_96000HZ, CPLD_CKS_176400HZ, CPLD_CKS_192000HZ,
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};
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static const struct snd_pcm_hw_constraint_list qtet_rates_info = {
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.count = ARRAY_SIZE(qtet_rates),
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.list = qtet_rates,
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.mask = 0,
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};
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static void qtet_ak4113_write(void *private_data, unsigned char reg,
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unsigned char val)
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{
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snd_vt1724_write_i2c((struct snd_ice1712 *)private_data, AK4113_ADDR,
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reg, val);
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}
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static unsigned char qtet_ak4113_read(void *private_data, unsigned char reg)
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{
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return snd_vt1724_read_i2c((struct snd_ice1712 *)private_data,
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AK4113_ADDR, reg);
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}
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/*
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* AK4620 section
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*/
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/*
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* Write data to addr register of ak4620
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*/
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static void qtet_akm_write(struct snd_akm4xxx *ak, int chip,
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unsigned char addr, unsigned char data)
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{
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unsigned int tmp, orig_dir;
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int idx;
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unsigned int addrdata;
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struct snd_ice1712 *ice = ak->private_data[0];
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if (snd_BUG_ON(chip < 0 || chip >= 4))
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return;
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/*dev_dbg(ice->card->dev, "Writing to AK4620: chip=%d, addr=0x%x,
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data=0x%x\n", chip, addr, data);*/
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orig_dir = ice->gpio.get_dir(ice);
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ice->gpio.set_dir(ice, orig_dir | GPIO_SPI_ALL);
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/* set mask - only SPI bits */
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ice->gpio.set_mask(ice, ~GPIO_SPI_ALL);
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tmp = ice->gpio.get_data(ice);
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/* high all */
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tmp |= GPIO_SPI_ALL;
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ice->gpio.set_data(ice, tmp);
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udelay(100);
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/* drop chip select */
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if (chip)
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/* CODEC 1 */
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tmp &= ~GPIO_SPI_CSN1;
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else
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tmp &= ~GPIO_SPI_CSN0;
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ice->gpio.set_data(ice, tmp);
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udelay(100);
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/* build I2C address + data byte */
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addrdata = (AK4620_ADDR << 6) | 0x20 | (addr & 0x1f);
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addrdata = (addrdata << 8) | data;
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for (idx = 15; idx >= 0; idx--) {
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/* drop clock */
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tmp &= ~GPIO_D5_SPI_CCLK;
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ice->gpio.set_data(ice, tmp);
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udelay(100);
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/* set data */
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if (addrdata & (1 << idx))
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tmp |= GPIO_D4_SPI_CDTO;
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else
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tmp &= ~GPIO_D4_SPI_CDTO;
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ice->gpio.set_data(ice, tmp);
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udelay(100);
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/* raise clock */
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tmp |= GPIO_D5_SPI_CCLK;
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ice->gpio.set_data(ice, tmp);
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udelay(100);
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}
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/* all back to 1 */
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tmp |= GPIO_SPI_ALL;
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ice->gpio.set_data(ice, tmp);
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udelay(100);
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/* return all gpios to non-writable */
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ice->gpio.set_mask(ice, 0xffffff);
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/* restore GPIOs direction */
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ice->gpio.set_dir(ice, orig_dir);
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}
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static void qtet_akm_set_regs(struct snd_akm4xxx *ak, unsigned char addr,
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unsigned char mask, unsigned char value)
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{
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unsigned char tmp;
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int chip;
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for (chip = 0; chip < ak->num_chips; chip++) {
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tmp = snd_akm4xxx_get(ak, chip, addr);
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/* clear the bits */
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tmp &= ~mask;
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/* set the new bits */
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tmp |= value;
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snd_akm4xxx_write(ak, chip, addr, tmp);
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}
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}
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/*
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* change the rate of AK4620
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*/
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static void qtet_akm_set_rate_val(struct snd_akm4xxx *ak, unsigned int rate)
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{
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unsigned char ak4620_dfs;
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if (rate == 0) /* no hint - S/PDIF input is master or the new spdif
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input rate undetected, simply return */
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return;
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/* adjust DFS on codecs - see datasheet */
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if (rate > 108000)
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ak4620_dfs = AK4620_DFS1 | AK4620_CKS1;
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else if (rate > 54000)
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ak4620_dfs = AK4620_DFS0 | AK4620_CKS0;
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else
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ak4620_dfs = 0;
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/* set new value */
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qtet_akm_set_regs(ak, AK4620_DFS_REG, AK4620_DFS0 | AK4620_DFS1 |
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AK4620_CKS0 | AK4620_CKS1, ak4620_dfs);
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}
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#define AK_CONTROL(xname, xch) { .name = xname, .num_channels = xch }
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#define PCM_12_PLAYBACK_VOLUME "PCM 1/2 Playback Volume"
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#define PCM_34_PLAYBACK_VOLUME "PCM 3/4 Playback Volume"
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#define PCM_12_CAPTURE_VOLUME "PCM 1/2 Capture Volume"
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#define PCM_34_CAPTURE_VOLUME "PCM 3/4 Capture Volume"
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static const struct snd_akm4xxx_dac_channel qtet_dac[] = {
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AK_CONTROL(PCM_12_PLAYBACK_VOLUME, 2),
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AK_CONTROL(PCM_34_PLAYBACK_VOLUME, 2),
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};
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static const struct snd_akm4xxx_adc_channel qtet_adc[] = {
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AK_CONTROL(PCM_12_CAPTURE_VOLUME, 2),
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AK_CONTROL(PCM_34_CAPTURE_VOLUME, 2),
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};
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static const struct snd_akm4xxx akm_qtet_dac = {
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.type = SND_AK4620,
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.num_dacs = 4, /* DAC1 - Output 12
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*/
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.num_adcs = 4, /* ADC1 - Input 12
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*/
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.ops = {
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.write = qtet_akm_write,
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.set_rate_val = qtet_akm_set_rate_val,
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},
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.dac_info = qtet_dac,
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.adc_info = qtet_adc,
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};
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/* Communication routines with the CPLD */
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/* Writes data to external register reg, both reg and data are
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* GPIO representations */
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static void reg_write(struct snd_ice1712 *ice, unsigned int reg,
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unsigned int data)
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{
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unsigned int tmp;
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mutex_lock(&ice->gpio_mutex);
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/* set direction of used GPIOs*/
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/* all outputs */
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tmp = 0x00ffff;
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ice->gpio.set_dir(ice, tmp);
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/* mask - writable bits */
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ice->gpio.set_mask(ice, ~(tmp));
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/* write the data */
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tmp = ice->gpio.get_data(ice);
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tmp &= ~GPIO_DATA_MASK;
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tmp |= data;
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ice->gpio.set_data(ice, tmp);
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udelay(100);
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/* drop output enable */
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tmp &= ~GPIO_EX_GPIOE;
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ice->gpio.set_data(ice, tmp);
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udelay(100);
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/* drop the register gpio */
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tmp &= ~reg;
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ice->gpio.set_data(ice, tmp);
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udelay(100);
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/* raise the register GPIO */
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tmp |= reg;
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ice->gpio.set_data(ice, tmp);
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udelay(100);
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/* raise all data gpios */
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tmp |= GPIO_DATA_MASK;
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ice->gpio.set_data(ice, tmp);
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/* mask - immutable bits */
|
|
ice->gpio.set_mask(ice, 0xffffff);
|
|
/* outputs only 8-15 */
|
|
ice->gpio.set_dir(ice, 0x00ff00);
|
|
mutex_unlock(&ice->gpio_mutex);
|
|
}
|
|
|
|
static unsigned int get_scr(struct snd_ice1712 *ice)
|
|
{
|
|
struct qtet_spec *spec = ice->spec;
|
|
return spec->scr;
|
|
}
|
|
|
|
static unsigned int get_mcr(struct snd_ice1712 *ice)
|
|
{
|
|
struct qtet_spec *spec = ice->spec;
|
|
return spec->mcr;
|
|
}
|
|
|
|
static unsigned int get_cpld(struct snd_ice1712 *ice)
|
|
{
|
|
struct qtet_spec *spec = ice->spec;
|
|
return spec->cpld;
|
|
}
|
|
|
|
static void set_scr(struct snd_ice1712 *ice, unsigned int val)
|
|
{
|
|
struct qtet_spec *spec = ice->spec;
|
|
reg_write(ice, GPIO_SCR, val);
|
|
spec->scr = val;
|
|
}
|
|
|
|
static void set_mcr(struct snd_ice1712 *ice, unsigned int val)
|
|
{
|
|
struct qtet_spec *spec = ice->spec;
|
|
reg_write(ice, GPIO_MCR, val);
|
|
spec->mcr = val;
|
|
}
|
|
|
|
static void set_cpld(struct snd_ice1712 *ice, unsigned int val)
|
|
{
|
|
struct qtet_spec *spec = ice->spec;
|
|
reg_write(ice, GPIO_CPLD_CSN, val);
|
|
spec->cpld = val;
|
|
}
|
|
|
|
static void proc_regs_read(struct snd_info_entry *entry,
|
|
struct snd_info_buffer *buffer)
|
|
{
|
|
struct snd_ice1712 *ice = entry->private_data;
|
|
char bin_buffer[36];
|
|
|
|
snd_iprintf(buffer, "SCR: %s\n", get_binary(bin_buffer,
|
|
get_scr(ice)));
|
|
snd_iprintf(buffer, "MCR: %s\n", get_binary(bin_buffer,
|
|
get_mcr(ice)));
|
|
snd_iprintf(buffer, "CPLD: %s\n", get_binary(bin_buffer,
|
|
get_cpld(ice)));
|
|
}
|
|
|
|
static void proc_init(struct snd_ice1712 *ice)
|
|
{
|
|
struct snd_info_entry *entry;
|
|
if (!snd_card_proc_new(ice->card, "quartet", &entry))
|
|
snd_info_set_text_ops(entry, ice, proc_regs_read);
|
|
}
|
|
|
|
static int qtet_mute_get(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
|
|
unsigned int val;
|
|
val = get_scr(ice) & SCR_MUTE;
|
|
ucontrol->value.integer.value[0] = (val) ? 0 : 1;
|
|
return 0;
|
|
}
|
|
|
|
static int qtet_mute_put(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
|
|
unsigned int old, new, smute;
|
|
old = get_scr(ice) & SCR_MUTE;
|
|
if (ucontrol->value.integer.value[0]) {
|
|
/* unmute */
|
|
new = 0;
|
|
/* un-smuting DAC */
|
|
smute = 0;
|
|
} else {
|
|
/* mute */
|
|
new = SCR_MUTE;
|
|
/* smuting DAC */
|
|
smute = AK4620_SMUTE;
|
|
}
|
|
if (old != new) {
|
|
struct snd_akm4xxx *ak = ice->akm;
|
|
set_scr(ice, (get_scr(ice) & ~SCR_MUTE) | new);
|
|
/* set smute */
|
|
qtet_akm_set_regs(ak, AK4620_DEEMVOL_REG, AK4620_SMUTE, smute);
|
|
return 1;
|
|
}
|
|
/* no change */
|
|
return 0;
|
|
}
|
|
|
|
static int qtet_ain12_enum_info(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
static const char * const texts[3] =
|
|
{"Line In 1/2", "Mic", "Mic + Low-cut"};
|
|
return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
|
|
}
|
|
|
|
static int qtet_ain12_sw_get(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
|
|
unsigned int val, result;
|
|
val = get_scr(ice) & (SCR_AIN12_SEL1 | SCR_AIN12_SEL0);
|
|
switch (val) {
|
|
case SCR_AIN12_LINE:
|
|
result = 0;
|
|
break;
|
|
case SCR_AIN12_MIC:
|
|
result = 1;
|
|
break;
|
|
case SCR_AIN12_LOWCUT:
|
|
result = 2;
|
|
break;
|
|
default:
|
|
/* BUG - no other combinations allowed */
|
|
snd_BUG();
|
|
result = 0;
|
|
}
|
|
ucontrol->value.integer.value[0] = result;
|
|
return 0;
|
|
}
|
|
|
|
static int qtet_ain12_sw_put(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
|
|
unsigned int old, new, tmp, masked_old;
|
|
old = new = get_scr(ice);
|
|
masked_old = old & (SCR_AIN12_SEL1 | SCR_AIN12_SEL0);
|
|
tmp = ucontrol->value.integer.value[0];
|
|
if (tmp == 2)
|
|
tmp = 3; /* binary 10 is not supported */
|
|
tmp <<= 4; /* shifting to SCR_AIN12_SEL0 */
|
|
if (tmp != masked_old) {
|
|
/* change requested */
|
|
switch (tmp) {
|
|
case SCR_AIN12_LINE:
|
|
new = old & ~(SCR_AIN12_SEL1 | SCR_AIN12_SEL0);
|
|
set_scr(ice, new);
|
|
/* turn off relay */
|
|
new &= ~SCR_RELAY;
|
|
set_scr(ice, new);
|
|
break;
|
|
case SCR_AIN12_MIC:
|
|
/* turn on relay */
|
|
new = old | SCR_RELAY;
|
|
set_scr(ice, new);
|
|
new = (new & ~SCR_AIN12_SEL1) | SCR_AIN12_SEL0;
|
|
set_scr(ice, new);
|
|
break;
|
|
case SCR_AIN12_LOWCUT:
|
|
/* turn on relay */
|
|
new = old | SCR_RELAY;
|
|
set_scr(ice, new);
|
|
new |= SCR_AIN12_SEL1 | SCR_AIN12_SEL0;
|
|
set_scr(ice, new);
|
|
break;
|
|
default:
|
|
snd_BUG();
|
|
}
|
|
return 1;
|
|
}
|
|
/* no change */
|
|
return 0;
|
|
}
|
|
|
|
static int qtet_php_get(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
|
|
unsigned int val;
|
|
/* if phantom voltage =48V, phantom on */
|
|
val = get_scr(ice) & SCR_PHP_V;
|
|
ucontrol->value.integer.value[0] = val ? 1 : 0;
|
|
return 0;
|
|
}
|
|
|
|
static int qtet_php_put(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
|
|
unsigned int old, new;
|
|
old = new = get_scr(ice);
|
|
if (ucontrol->value.integer.value[0] /* phantom on requested */
|
|
&& (~old & SCR_PHP_V)) /* 0 = voltage 5V */ {
|
|
/* is off, turn on */
|
|
/* turn voltage on first, = 1 */
|
|
new = old | SCR_PHP_V;
|
|
set_scr(ice, new);
|
|
/* turn phantom on, = 0 */
|
|
new &= ~SCR_PHP;
|
|
set_scr(ice, new);
|
|
} else if (!ucontrol->value.integer.value[0] && (old & SCR_PHP_V)) {
|
|
/* phantom off requested and 1 = voltage 48V */
|
|
/* is on, turn off */
|
|
/* turn voltage off first, = 0 */
|
|
new = old & ~SCR_PHP_V;
|
|
set_scr(ice, new);
|
|
/* turn phantom off, = 1 */
|
|
new |= SCR_PHP;
|
|
set_scr(ice, new);
|
|
}
|
|
if (old != new)
|
|
return 1;
|
|
/* no change */
|
|
return 0;
|
|
}
|
|
|
|
#define PRIV_SW(xid, xbit, xreg) [xid] = {.bit = xbit,\
|
|
.set_register = set_##xreg,\
|
|
.get_register = get_##xreg, }
|
|
|
|
|
|
#define PRIV_ENUM2(xid, xbit, xreg, xtext1, xtext2) [xid] = {.bit = xbit,\
|
|
.set_register = set_##xreg,\
|
|
.get_register = get_##xreg,\
|
|
.texts = {xtext1, xtext2} }
|
|
|
|
static struct qtet_kcontrol_private qtet_privates[] = {
|
|
PRIV_ENUM2(IN12_SEL, CPLD_IN12_SEL, cpld, "An In 1/2", "An In 3/4"),
|
|
PRIV_ENUM2(IN34_SEL, CPLD_IN34_SEL, cpld, "An In 3/4", "IEC958 In"),
|
|
PRIV_ENUM2(AIN34_SEL, SCR_AIN34_SEL, scr, "Line In 3/4", "Hi-Z"),
|
|
PRIV_ENUM2(COAX_OUT, CPLD_COAX_OUT, cpld, "IEC958", "I2S"),
|
|
PRIV_SW(IN12_MON12, MCR_IN12_MON12, mcr),
|
|
PRIV_SW(IN12_MON34, MCR_IN12_MON34, mcr),
|
|
PRIV_SW(IN34_MON12, MCR_IN34_MON12, mcr),
|
|
PRIV_SW(IN34_MON34, MCR_IN34_MON34, mcr),
|
|
PRIV_SW(OUT12_MON34, MCR_OUT12_MON34, mcr),
|
|
PRIV_SW(OUT34_MON12, MCR_OUT34_MON12, mcr),
|
|
};
|
|
|
|
static int qtet_enum_info(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_info *uinfo)
|
|
{
|
|
struct qtet_kcontrol_private private =
|
|
qtet_privates[kcontrol->private_value];
|
|
return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(private.texts),
|
|
private.texts);
|
|
}
|
|
|
|
static int qtet_sw_get(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct qtet_kcontrol_private private =
|
|
qtet_privates[kcontrol->private_value];
|
|
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
|
|
ucontrol->value.integer.value[0] =
|
|
(private.get_register(ice) & private.bit) ? 1 : 0;
|
|
return 0;
|
|
}
|
|
|
|
static int qtet_sw_put(struct snd_kcontrol *kcontrol,
|
|
struct snd_ctl_elem_value *ucontrol)
|
|
{
|
|
struct qtet_kcontrol_private private =
|
|
qtet_privates[kcontrol->private_value];
|
|
struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
|
|
unsigned int old, new;
|
|
old = private.get_register(ice);
|
|
if (ucontrol->value.integer.value[0])
|
|
new = old | private.bit;
|
|
else
|
|
new = old & ~private.bit;
|
|
if (old != new) {
|
|
private.set_register(ice, new);
|
|
return 1;
|
|
}
|
|
/* no change */
|
|
return 0;
|
|
}
|
|
|
|
#define qtet_sw_info snd_ctl_boolean_mono_info
|
|
|
|
#define QTET_CONTROL(xname, xtype, xpriv) \
|
|
{.iface = SNDRV_CTL_ELEM_IFACE_MIXER,\
|
|
.name = xname,\
|
|
.info = qtet_##xtype##_info,\
|
|
.get = qtet_sw_get,\
|
|
.put = qtet_sw_put,\
|
|
.private_value = xpriv }
|
|
|
|
static struct snd_kcontrol_new qtet_controls[] = {
|
|
{
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "Master Playback Switch",
|
|
.info = qtet_sw_info,
|
|
.get = qtet_mute_get,
|
|
.put = qtet_mute_put,
|
|
.private_value = 0
|
|
},
|
|
{
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "Phantom Power",
|
|
.info = qtet_sw_info,
|
|
.get = qtet_php_get,
|
|
.put = qtet_php_put,
|
|
.private_value = 0
|
|
},
|
|
{
|
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
|
|
.name = "Analog In 1/2 Capture Switch",
|
|
.info = qtet_ain12_enum_info,
|
|
.get = qtet_ain12_sw_get,
|
|
.put = qtet_ain12_sw_put,
|
|
.private_value = 0
|
|
},
|
|
QTET_CONTROL("Analog In 3/4 Capture Switch", enum, AIN34_SEL),
|
|
QTET_CONTROL("PCM In 1/2 Capture Switch", enum, IN12_SEL),
|
|
QTET_CONTROL("PCM In 3/4 Capture Switch", enum, IN34_SEL),
|
|
QTET_CONTROL("Coax Output Source", enum, COAX_OUT),
|
|
QTET_CONTROL("Analog In 1/2 to Monitor 1/2", sw, IN12_MON12),
|
|
QTET_CONTROL("Analog In 1/2 to Monitor 3/4", sw, IN12_MON34),
|
|
QTET_CONTROL("Analog In 3/4 to Monitor 1/2", sw, IN34_MON12),
|
|
QTET_CONTROL("Analog In 3/4 to Monitor 3/4", sw, IN34_MON34),
|
|
QTET_CONTROL("Output 1/2 to Monitor 3/4", sw, OUT12_MON34),
|
|
QTET_CONTROL("Output 3/4 to Monitor 1/2", sw, OUT34_MON12),
|
|
};
|
|
|
|
static char *slave_vols[] = {
|
|
PCM_12_PLAYBACK_VOLUME,
|
|
PCM_34_PLAYBACK_VOLUME,
|
|
NULL
|
|
};
|
|
|
|
static
|
|
DECLARE_TLV_DB_SCALE(qtet_master_db_scale, -6350, 50, 1);
|
|
|
|
static struct snd_kcontrol *ctl_find(struct snd_card *card,
|
|
const char *name)
|
|
{
|
|
struct snd_ctl_elem_id sid;
|
|
memset(&sid, 0, sizeof(sid));
|
|
/* FIXME: strcpy is bad. */
|
|
strcpy(sid.name, name);
|
|
sid.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
|
|
return snd_ctl_find_id(card, &sid);
|
|
}
|
|
|
|
static void add_slaves(struct snd_card *card,
|
|
struct snd_kcontrol *master, char * const *list)
|
|
{
|
|
for (; *list; list++) {
|
|
struct snd_kcontrol *slave = ctl_find(card, *list);
|
|
if (slave)
|
|
snd_ctl_add_slave(master, slave);
|
|
}
|
|
}
|
|
|
|
static int qtet_add_controls(struct snd_ice1712 *ice)
|
|
{
|
|
struct qtet_spec *spec = ice->spec;
|
|
int err, i;
|
|
struct snd_kcontrol *vmaster;
|
|
err = snd_ice1712_akm4xxx_build_controls(ice);
|
|
if (err < 0)
|
|
return err;
|
|
for (i = 0; i < ARRAY_SIZE(qtet_controls); i++) {
|
|
err = snd_ctl_add(ice->card,
|
|
snd_ctl_new1(&qtet_controls[i], ice));
|
|
if (err < 0)
|
|
return err;
|
|
}
|
|
|
|
/* Create virtual master control */
|
|
vmaster = snd_ctl_make_virtual_master("Master Playback Volume",
|
|
qtet_master_db_scale);
|
|
if (!vmaster)
|
|
return -ENOMEM;
|
|
add_slaves(ice->card, vmaster, slave_vols);
|
|
err = snd_ctl_add(ice->card, vmaster);
|
|
if (err < 0)
|
|
return err;
|
|
/* only capture SPDIF over AK4113 */
|
|
return snd_ak4113_build(spec->ak4113,
|
|
ice->pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream);
|
|
}
|
|
|
|
static inline int qtet_is_spdif_master(struct snd_ice1712 *ice)
|
|
{
|
|
/* CPLD_SYNC_SEL: 0 = internal, 1 = external (i.e. spdif master) */
|
|
return (get_cpld(ice) & CPLD_SYNC_SEL) ? 1 : 0;
|
|
}
|
|
|
|
static unsigned int qtet_get_rate(struct snd_ice1712 *ice)
|
|
{
|
|
int i;
|
|
unsigned char result;
|
|
|
|
result = get_cpld(ice) & CPLD_CKS_MASK;
|
|
for (i = 0; i < ARRAY_SIZE(cks_vals); i++)
|
|
if (cks_vals[i] == result)
|
|
return qtet_rates[i];
|
|
return 0;
|
|
}
|
|
|
|
static int get_cks_val(int rate)
|
|
{
|
|
int i;
|
|
for (i = 0; i < ARRAY_SIZE(qtet_rates); i++)
|
|
if (qtet_rates[i] == rate)
|
|
return cks_vals[i];
|
|
return 0;
|
|
}
|
|
|
|
/* setting new rate */
|
|
static void qtet_set_rate(struct snd_ice1712 *ice, unsigned int rate)
|
|
{
|
|
unsigned int new;
|
|
unsigned char val;
|
|
/* switching ice1724 to external clock - supplied by ext. circuits */
|
|
val = inb(ICEMT1724(ice, RATE));
|
|
outb(val | VT1724_SPDIF_MASTER, ICEMT1724(ice, RATE));
|
|
|
|
new = (get_cpld(ice) & ~CPLD_CKS_MASK) | get_cks_val(rate);
|
|
/* switch to internal clock, drop CPLD_SYNC_SEL */
|
|
new &= ~CPLD_SYNC_SEL;
|
|
/* dev_dbg(ice->card->dev, "QT - set_rate: old %x, new %x\n",
|
|
get_cpld(ice), new); */
|
|
set_cpld(ice, new);
|
|
}
|
|
|
|
static inline unsigned char qtet_set_mclk(struct snd_ice1712 *ice,
|
|
unsigned int rate)
|
|
{
|
|
/* no change in master clock */
|
|
return 0;
|
|
}
|
|
|
|
/* setting clock to external - SPDIF */
|
|
static int qtet_set_spdif_clock(struct snd_ice1712 *ice, int type)
|
|
{
|
|
unsigned int old, new;
|
|
|
|
old = new = get_cpld(ice);
|
|
new &= ~(CPLD_CKS_MASK | CPLD_WORD_SEL);
|
|
switch (type) {
|
|
case EXT_SPDIF_TYPE:
|
|
new |= CPLD_EXT_SPDIF;
|
|
break;
|
|
case EXT_WORDCLOCK_1FS_TYPE:
|
|
new |= CPLD_EXT_WORDCLOCK_1FS;
|
|
break;
|
|
case EXT_WORDCLOCK_256FS_TYPE:
|
|
new |= CPLD_EXT_WORDCLOCK_256FS;
|
|
break;
|
|
default:
|
|
snd_BUG();
|
|
}
|
|
if (old != new) {
|
|
set_cpld(ice, new);
|
|
/* changed */
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int qtet_get_spdif_master_type(struct snd_ice1712 *ice)
|
|
{
|
|
unsigned int val;
|
|
int result;
|
|
val = get_cpld(ice);
|
|
/* checking only rate/clock-related bits */
|
|
val &= (CPLD_CKS_MASK | CPLD_WORD_SEL | CPLD_SYNC_SEL);
|
|
if (!(val & CPLD_SYNC_SEL)) {
|
|
/* switched to internal clock, is not any external type */
|
|
result = -1;
|
|
} else {
|
|
switch (val) {
|
|
case (CPLD_EXT_SPDIF):
|
|
result = EXT_SPDIF_TYPE;
|
|
break;
|
|
case (CPLD_EXT_WORDCLOCK_1FS):
|
|
result = EXT_WORDCLOCK_1FS_TYPE;
|
|
break;
|
|
case (CPLD_EXT_WORDCLOCK_256FS):
|
|
result = EXT_WORDCLOCK_256FS_TYPE;
|
|
break;
|
|
default:
|
|
/* undefined combination of external clock setup */
|
|
snd_BUG();
|
|
result = 0;
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
/* Called when ak4113 detects change in the input SPDIF stream */
|
|
static void qtet_ak4113_change(struct ak4113 *ak4113, unsigned char c0,
|
|
unsigned char c1)
|
|
{
|
|
struct snd_ice1712 *ice = ak4113->change_callback_private;
|
|
int rate;
|
|
if ((qtet_get_spdif_master_type(ice) == EXT_SPDIF_TYPE) &&
|
|
c1) {
|
|
/* only for SPDIF master mode, rate was changed */
|
|
rate = snd_ak4113_external_rate(ak4113);
|
|
/* dev_dbg(ice->card->dev, "ak4113 - input rate changed to %d\n",
|
|
rate); */
|
|
qtet_akm_set_rate_val(ice->akm, rate);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* If clock slaved to SPDIF-IN, setting runtime rate
|
|
* to the detected external rate
|
|
*/
|
|
static void qtet_spdif_in_open(struct snd_ice1712 *ice,
|
|
struct snd_pcm_substream *substream)
|
|
{
|
|
struct qtet_spec *spec = ice->spec;
|
|
struct snd_pcm_runtime *runtime = substream->runtime;
|
|
int rate;
|
|
|
|
if (qtet_get_spdif_master_type(ice) != EXT_SPDIF_TYPE)
|
|
/* not external SPDIF, no rate limitation */
|
|
return;
|
|
/* only external SPDIF can detect incoming sample rate */
|
|
rate = snd_ak4113_external_rate(spec->ak4113);
|
|
if (rate >= runtime->hw.rate_min && rate <= runtime->hw.rate_max) {
|
|
runtime->hw.rate_min = rate;
|
|
runtime->hw.rate_max = rate;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* initialize the chip
|
|
*/
|
|
static int qtet_init(struct snd_ice1712 *ice)
|
|
{
|
|
static const unsigned char ak4113_init_vals[] = {
|
|
/* AK4113_REG_PWRDN */ AK4113_RST | AK4113_PWN |
|
|
AK4113_OCKS0 | AK4113_OCKS1,
|
|
/* AK4113_REQ_FORMAT */ AK4113_DIF_I24I2S | AK4113_VTX |
|
|
AK4113_DEM_OFF | AK4113_DEAU,
|
|
/* AK4113_REG_IO0 */ AK4113_OPS2 | AK4113_TXE |
|
|
AK4113_XTL_24_576M,
|
|
/* AK4113_REG_IO1 */ AK4113_EFH_1024LRCLK | AK4113_IPS(0),
|
|
/* AK4113_REG_INT0_MASK */ 0,
|
|
/* AK4113_REG_INT1_MASK */ 0,
|
|
/* AK4113_REG_DATDTS */ 0,
|
|
};
|
|
int err;
|
|
struct qtet_spec *spec;
|
|
struct snd_akm4xxx *ak;
|
|
unsigned char val;
|
|
|
|
/* switching ice1724 to external clock - supplied by ext. circuits */
|
|
val = inb(ICEMT1724(ice, RATE));
|
|
outb(val | VT1724_SPDIF_MASTER, ICEMT1724(ice, RATE));
|
|
|
|
spec = kzalloc(sizeof(*spec), GFP_KERNEL);
|
|
if (!spec)
|
|
return -ENOMEM;
|
|
/* qtet is clocked by Xilinx array */
|
|
ice->hw_rates = &qtet_rates_info;
|
|
ice->is_spdif_master = qtet_is_spdif_master;
|
|
ice->get_rate = qtet_get_rate;
|
|
ice->set_rate = qtet_set_rate;
|
|
ice->set_mclk = qtet_set_mclk;
|
|
ice->set_spdif_clock = qtet_set_spdif_clock;
|
|
ice->get_spdif_master_type = qtet_get_spdif_master_type;
|
|
ice->ext_clock_names = ext_clock_names;
|
|
ice->ext_clock_count = ARRAY_SIZE(ext_clock_names);
|
|
/* since Qtet can detect correct SPDIF-in rate, all streams can be
|
|
* limited to this specific rate */
|
|
ice->spdif.ops.open = ice->pro_open = qtet_spdif_in_open;
|
|
ice->spec = spec;
|
|
|
|
/* Mute Off */
|
|
/* SCR Initialize*/
|
|
/* keep codec power down first */
|
|
set_scr(ice, SCR_PHP);
|
|
udelay(1);
|
|
/* codec power up */
|
|
set_scr(ice, SCR_PHP | SCR_CODEC_PDN);
|
|
|
|
/* MCR Initialize */
|
|
set_mcr(ice, 0);
|
|
|
|
/* CPLD Initialize */
|
|
set_cpld(ice, 0);
|
|
|
|
|
|
ice->num_total_dacs = 2;
|
|
ice->num_total_adcs = 2;
|
|
|
|
ice->akm = kcalloc(2, sizeof(struct snd_akm4xxx), GFP_KERNEL);
|
|
ak = ice->akm;
|
|
if (!ak)
|
|
return -ENOMEM;
|
|
/* only one codec with two chips */
|
|
ice->akm_codecs = 1;
|
|
err = snd_ice1712_akm4xxx_init(ak, &akm_qtet_dac, NULL, ice);
|
|
if (err < 0)
|
|
return err;
|
|
err = snd_ak4113_create(ice->card,
|
|
qtet_ak4113_read,
|
|
qtet_ak4113_write,
|
|
ak4113_init_vals,
|
|
ice, &spec->ak4113);
|
|
if (err < 0)
|
|
return err;
|
|
/* callback for codecs rate setting */
|
|
spec->ak4113->change_callback = qtet_ak4113_change;
|
|
spec->ak4113->change_callback_private = ice;
|
|
/* AK41143 in Quartet can detect external rate correctly
|
|
* (i.e. check_flags = 0) */
|
|
spec->ak4113->check_flags = 0;
|
|
|
|
proc_init(ice);
|
|
|
|
qtet_set_rate(ice, 44100);
|
|
return 0;
|
|
}
|
|
|
|
static unsigned char qtet_eeprom[] = {
|
|
[ICE_EEP2_SYSCONF] = 0x28, /* clock 256(24MHz), mpu401, 1xADC,
|
|
1xDACs, SPDIF in */
|
|
[ICE_EEP2_ACLINK] = 0x80, /* I2S */
|
|
[ICE_EEP2_I2S] = 0x78, /* 96k, 24bit, 192k */
|
|
[ICE_EEP2_SPDIF] = 0xc3, /* out-en, out-int, in, out-ext */
|
|
[ICE_EEP2_GPIO_DIR] = 0x00, /* 0-7 inputs, switched to output
|
|
only during output operations */
|
|
[ICE_EEP2_GPIO_DIR1] = 0xff, /* 8-15 outputs */
|
|
[ICE_EEP2_GPIO_DIR2] = 0x00,
|
|
[ICE_EEP2_GPIO_MASK] = 0xff, /* changed only for OUT operations */
|
|
[ICE_EEP2_GPIO_MASK1] = 0x00,
|
|
[ICE_EEP2_GPIO_MASK2] = 0xff,
|
|
|
|
[ICE_EEP2_GPIO_STATE] = 0x00, /* inputs */
|
|
[ICE_EEP2_GPIO_STATE1] = 0x7d, /* all 1, but GPIO_CPLD_RW
|
|
and GPIO15 always zero */
|
|
[ICE_EEP2_GPIO_STATE2] = 0x00, /* inputs */
|
|
};
|
|
|
|
/* entry point */
|
|
struct snd_ice1712_card_info snd_vt1724_qtet_cards[] = {
|
|
{
|
|
.subvendor = VT1724_SUBDEVICE_QTET,
|
|
.name = "Infrasonic Quartet",
|
|
.model = "quartet",
|
|
.chip_init = qtet_init,
|
|
.build_controls = qtet_add_controls,
|
|
.eeprom_size = sizeof(qtet_eeprom),
|
|
.eeprom_data = qtet_eeprom,
|
|
},
|
|
{ } /* terminator */
|
|
};
|