/*
* Copyright (c) 2004 James Courtier-Dutton <James@superbug.demon.co.uk>
* 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.
* 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:
/* 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
char * name;
int ac97;
int gpio_type;
+ int i2c_adc;
} ca0106_details_t;
// definition of the chip-specific record
unsigned int chn,
unsigned int data);
+int snd_ca0106_i2c_write(ca0106_t *emu, u32 reg, u32 value);
+
+
/*
* Copyright (c) 2004 James Courtier-Dutton <James@superbug.demon.co.uk>
* 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.
* 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.
/* 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]" }
};
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;
//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);
/*
* Copyright (c) 2004 James Courtier-Dutton <James@superbug.demon.co.uk>
* 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.
* 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 <fmoraes@nc.rr.com>
*
}
}
+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)
{
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))
projects / GitHub / LineageOS / G12 / android_kernel_amlogic_linux-4.9.git / commitdiff