From 7199acdc74dc16d2e75f83b8c65301ad19c40ef3 Mon Sep 17 00:00:00 2001 From: James Courtier-Dutton Date: Fri, 27 May 2005 22:07:23 +0200 Subject: [ALSA] Implement support for Line-in capture on SB Live 24bit. CA0106 driver Notes: MIC capture not tested yet. Signed-off-by: James Courtier-Dutton --- sound/pci/ca0106/ca0106.h | 61 +++++++++++++++++++++++++++++++++--- sound/pci/ca0106/ca0106_main.c | 70 +++++++++++++++++++++++++++++++++++++++--- sound/pci/ca0106/ca0106_proc.c | 27 ++++++++++++++-- 3 files changed, 148 insertions(+), 10 deletions(-) diff --git a/sound/pci/ca0106/ca0106.h b/sound/pci/ca0106/ca0106.h index c623858428cd..67e56a530b22 100644 --- a/sound/pci/ca0106/ca0106.h +++ b/sound/pci/ca0106/ca0106.h @@ -1,7 +1,7 @@ /* * Copyright (c) 2004 James Courtier-Dutton * Driver CA0106 chips. e.g. Sound Blaster Audigy LS and Live 24bit - * Version: 0.0.20 + * Version: 0.0.21 * * FEATURES currently supported: * See ca0106_main.c for features. @@ -45,6 +45,8 @@ * Added I2C and SPI registers. Filled in interrupt enable. * 0.0.20 * Added GPIO info for SB Live 24bit. + * 0.0.21 + * Implement support for Line-in capture on SB Live 24bit. * * * This code was initally based on code from ALSA's emu10k1x.c which is: @@ -475,9 +477,56 @@ /* Causes interrupts based on timer intervals. */ #define SPI 0x7a /* SPI: Serial Interface Register */ #define I2C_A 0x7b /* I2C Address. 32 bit */ -#define I2C_0 0x7c /* I2C Data Port 0. 32 bit */ -#define I2C_1 0x7d /* I2C Data Port 1. 32 bit */ - +#define I2C_D0 0x7c /* I2C Data Port 0. 32 bit */ +#define I2C_D1 0x7d /* I2C Data Port 1. 32 bit */ +//I2C values +#define I2C_A_ADC_ADD_MASK 0x000000fe //The address is a 7 bit address +#define I2C_A_ADC_RW_MASK 0x00000001 //bit mask for R/W +#define I2C_A_ADC_TRANS_MASK 0x00000010 //Bit mask for I2c address DAC value +#define I2C_A_ADC_ABORT_MASK 0x00000020 //Bit mask for I2C transaction abort flag +#define I2C_A_ADC_LAST_MASK 0x00000040 //Bit mask for Last word transaction +#define I2C_A_ADC_BYTE_MASK 0x00000080 //Bit mask for Byte Mode + +#define I2C_A_ADC_ADD 0x00000034 //This is the Device address for ADC +#define I2C_A_ADC_READ 0x00000001 //To perform a read operation +#define I2C_A_ADC_START 0x00000100 //Start I2C transaction +#define I2C_A_ADC_ABORT 0x00000200 //I2C transaction abort +#define I2C_A_ADC_LAST 0x00000400 //I2C last transaction +#define I2C_A_ADC_BYTE 0x00000800 //I2C one byte mode + +#define I2C_D_ADC_REG_MASK 0xfe000000 //ADC address register +#define I2C_D_ADC_DAT_MASK 0x01ff0000 //ADC data register + +#define ADC_TIMEOUT 0x00000007 //ADC Timeout Clock Disable +#define ADC_IFC_CTRL 0x0000000b //ADC Interface Control +#define ADC_MASTER 0x0000000c //ADC Master Mode Control +#define ADC_POWER 0x0000000d //ADC PowerDown Control +#define ADC_ATTEN_ADCL 0x0000000e //ADC Attenuation ADCL +#define ADC_ATTEN_ADCR 0x0000000f //ADC Attenuation ADCR +#define ADC_ALC_CTRL1 0x00000010 //ADC ALC Control 1 +#define ADC_ALC_CTRL2 0x00000011 //ADC ALC Control 2 +#define ADC_ALC_CTRL3 0x00000012 //ADC ALC Control 3 +#define ADC_NOISE_CTRL 0x00000013 //ADC Noise Gate Control +#define ADC_LIMIT_CTRL 0x00000014 //ADC Limiter Control +#define ADC_MUX 0x00000015 //ADC Mux offset + +#if 0 +/* FIXME: Not tested yet. */ +#define ADC_GAIN_MASK 0x000000ff //Mask for ADC Gain +#define ADC_ZERODB 0x000000cf //Value to set ADC to 0dB +#define ADC_MUTE_MASK 0x000000c0 //Mask for ADC mute +#define ADC_MUTE 0x000000c0 //Value to mute ADC +#define ADC_OSR 0x00000008 //Mask for ADC oversample rate select +#define ADC_TIMEOUT_DISABLE 0x00000008 //Value and mask to disable Timeout clock +#define ADC_HPF_DISABLE 0x00000100 //Value and mask to disable High pass filter +#define ADC_TRANWIN_MASK 0x00000070 //Mask for Length of Transient Window +#endif + +#define ADC_MUX_MASK 0x0000000f //Mask for ADC Mux +#define ADC_MUX_MIC 0x00000002 //Value to select Mic at ADC Mux +#define ADC_MUX_LINEIN 0x00000004 //Value to select LineIn at ADC Mux +#define ADC_MUX_PHONE 0x00000001 //Value to select TAD at ADC Mux (Not used) +#define ADC_MUX_AUX 0x00000008 //Value to select Aux at ADC Mux #define SET_CHANNEL 0 /* Testing channel outputs 0=Front, 1=Center/LFE, 2=Unknown, 3=Rear */ #define PCM_FRONT_CHANNEL 0 @@ -513,6 +562,7 @@ typedef struct { char * name; int ac97; int gpio_type; + int i2c_adc; } ca0106_details_t; // definition of the chip-specific record @@ -555,3 +605,6 @@ void snd_ca0106_ptr_write(ca0106_t *emu, unsigned int chn, unsigned int data); +int snd_ca0106_i2c_write(ca0106_t *emu, u32 reg, u32 value); + + diff --git a/sound/pci/ca0106/ca0106_main.c b/sound/pci/ca0106/ca0106_main.c index a56e68ea87bc..58d9026c8ca6 100644 --- a/sound/pci/ca0106/ca0106_main.c +++ b/sound/pci/ca0106/ca0106_main.c @@ -1,7 +1,7 @@ /* * Copyright (c) 2004 James Courtier-Dutton * Driver CA0106 chips. e.g. Sound Blaster Audigy LS and Live 24bit - * Version: 0.0.22 + * Version: 0.0.23 * * FEATURES currently supported: * Front, Rear and Center/LFE. @@ -77,6 +77,8 @@ * Add SPDIF capture using optional digital I/O module for SB Live 24bit. (Analog capture does not yet work.) * 0.0.22 * Add support for MSI K8N Diamond Motherboard with onboard SB Live 24bit without AC97. From kiksen, bug #901 + * 0.0.23 + * Implement support for Line-in capture on SB Live 24bit. * * BUGS: * Some stability problems when unloading the snd-ca0106 kernel module. @@ -173,15 +175,18 @@ static ca0106_details_t ca0106_chip_details[] = { /* New Sound Blaster Live! 7.1 24bit. This does not have an AC97. 53SB041000001 */ { .serial = 0x10061102, .name = "Live! 7.1 24bit [SB0410]", - .gpio_type = 1 } , + .gpio_type = 1, + .i2c_adc = 1 } , /* New Dell Sound Blaster Live! 7.1 24bit. This does not have an AC97. */ { .serial = 0x10071102, .name = "Live! 7.1 24bit [SB0413]", - .gpio_type = 1 } , + .gpio_type = 1, + .i2c_adc = 1 } , /* MSI K8N Diamond Motherboard with onboard SB Live 24bit without AC97 */ { .serial = 0x10091462, .name = "MSI K8N Diamond MB [SB0438]", - .gpio_type = 1 } , + .gpio_type = 1, + .i2c_adc = 1 } , { .serial = 0, .name = "AudigyLS [Unknown]" } }; @@ -257,6 +262,59 @@ void snd_ca0106_ptr_write(ca0106_t *emu, spin_unlock_irqrestore(&emu->emu_lock, flags); } +int snd_ca0106_i2c_write(ca0106_t *emu, + u32 reg, + u32 value) +{ + u32 tmp; + int timeout=0; + int status; + int retry; + if ((reg > 0x7f) || (value > 0x1ff)) + { + snd_printk("i2c_write: invalid values.\n"); + return -EINVAL; + } + + tmp = reg << 25 | value << 16; + snd_ca0106_ptr_write(emu, I2C_D0, 0, tmp); + snd_ca0106_ptr_write(emu, I2C_D1, 0, tmp); + + for(retry=0;retry<10;retry++) + { + /* Send the data to i2c */ + tmp = snd_ca0106_ptr_read(emu, I2C_A, 0); + tmp = tmp & ~(I2C_A_ADC_READ|I2C_A_ADC_LAST|I2C_A_ADC_START|I2C_A_ADC_ADD_MASK); + tmp = tmp | (I2C_A_ADC_LAST|I2C_A_ADC_START|I2C_A_ADC_ADD); + snd_ca0106_ptr_write(emu, I2C_A, 0, tmp); + + /* Wait till the transaction ends */ + while(1) + { + status = snd_ca0106_ptr_read(emu, I2C_A, 0); + //snd_printk("I2C:status=0x%x\n", status); + timeout++; + if((status & I2C_A_ADC_START)==0) + break; + + if(timeout>1000) + break; + } + //Read back and see if the transaction is successful + if((status & I2C_A_ADC_ABORT)==0) + break; + } + + if(retry==10) + { + snd_printk("Writing to ADC failed!\n"); + return -EINVAL; + } + + return 0; +} + + static void snd_ca0106_intr_enable(ca0106_t *emu, unsigned int intrenb) { unsigned long flags; @@ -1177,6 +1235,10 @@ static int __devinit snd_ca0106_create(snd_card_t *card, //outl(0x00000009, chip->port+HCFG); outl(HCFG_AC97 | HCFG_AUDIOENABLE, chip->port+HCFG); /* AC97 2.0, Enable outputs. */ + if (chip->details->i2c_adc == 1) { /* The SB0410 and SB0413 use I2C to control ADC. */ + snd_ca0106_i2c_write(chip, ADC_MUX, ADC_MUX_LINEIN); /* Enable Line-in capture. MIC in currently untested. */ + } + if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { snd_ca0106_free(chip); diff --git a/sound/pci/ca0106/ca0106_proc.c b/sound/pci/ca0106/ca0106_proc.c index 3e5161a32363..1c9cc821d1b9 100644 --- a/sound/pci/ca0106/ca0106_proc.c +++ b/sound/pci/ca0106/ca0106_proc.c @@ -1,7 +1,7 @@ /* * Copyright (c) 2004 James Courtier-Dutton * Driver CA0106 chips. e.g. Sound Blaster Audigy LS and Live 24bit - * Version: 0.0.17 + * Version: 0.0.18 * * FEATURES currently supported: * See ca0106_main.c for features. @@ -39,7 +39,9 @@ * Modified Copyright message. * 0.0.17 * Add iec958 file in proc file system to show status of SPDIF in. - * + * 0.0.18 + * Implement support for Line-in capture on SB Live 24bit. + * * This code was initally based on code from ALSA's emu10k1x.c which is: * Copyright (c) by Francisco Moraes * @@ -407,6 +409,20 @@ static void snd_ca0106_proc_reg_write(snd_info_entry_t *entry, } } +static void snd_ca0106_proc_i2c_write(snd_info_entry_t *entry, + snd_info_buffer_t * buffer) +{ + ca0106_t *emu = entry->private_data; + char line[64]; + unsigned int reg, val; + while (!snd_info_get_line(buffer, line, sizeof(line))) { + if (sscanf(line, "%x %x", ®, &val) != 2) + continue; + if ((reg <= 0x7f) || (val <= 0x1ff)) { + snd_ca0106_i2c_write(emu, reg, val); + } + } +} int __devinit snd_ca0106_proc_init(ca0106_t * emu) { @@ -429,6 +445,13 @@ int __devinit snd_ca0106_proc_init(ca0106_t * emu) entry->c.text.write_size = 64; entry->c.text.write = snd_ca0106_proc_reg_write; entry->mode |= S_IWUSR; +// entry->private_data = emu; + } + if(! snd_card_proc_new(emu->card, "ca0106_i2c", &entry)) { + snd_info_set_text_ops(entry, emu, 1024, snd_ca0106_proc_i2c_write); + entry->c.text.write_size = 64; + entry->c.text.write = snd_ca0106_proc_i2c_write; + entry->mode |= S_IWUSR; // entry->private_data = emu; } if(! snd_card_proc_new(emu->card, "ca0106_regs2", &entry)) -- cgit v1.2.3