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- /*
- * ALSA driver for ICEnsemble VT1724 (Envy24HT)
- *
- * Lowlevel functions for ESI Maya44 cards
- *
- * Copyright (c) 2009 Takashi Iwai <tiwai@suse.de>
- * Based on the patches by Rainer Zimmermann <mail@lightshed.de>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- */
- #include <linux/init.h>
- #include <linux/slab.h>
- #include <sound/core.h>
- #include <sound/control.h>
- #include <sound/pcm.h>
- #include <sound/tlv.h>
- #include "ice1712.h"
- #include "envy24ht.h"
- #include "maya44.h"
- /* WM8776 register indexes */
- #define WM8776_REG_HEADPHONE_L 0x00
- #define WM8776_REG_HEADPHONE_R 0x01
- #define WM8776_REG_HEADPHONE_MASTER 0x02
- #define WM8776_REG_DAC_ATTEN_L 0x03
- #define WM8776_REG_DAC_ATTEN_R 0x04
- #define WM8776_REG_DAC_ATTEN_MASTER 0x05
- #define WM8776_REG_DAC_PHASE 0x06
- #define WM8776_REG_DAC_CONTROL 0x07
- #define WM8776_REG_DAC_MUTE 0x08
- #define WM8776_REG_DAC_DEEMPH 0x09
- #define WM8776_REG_DAC_IF_CONTROL 0x0a
- #define WM8776_REG_ADC_IF_CONTROL 0x0b
- #define WM8776_REG_MASTER_MODE_CONTROL 0x0c
- #define WM8776_REG_POWERDOWN 0x0d
- #define WM8776_REG_ADC_ATTEN_L 0x0e
- #define WM8776_REG_ADC_ATTEN_R 0x0f
- #define WM8776_REG_ADC_ALC1 0x10
- #define WM8776_REG_ADC_ALC2 0x11
- #define WM8776_REG_ADC_ALC3 0x12
- #define WM8776_REG_ADC_NOISE_GATE 0x13
- #define WM8776_REG_ADC_LIMITER 0x14
- #define WM8776_REG_ADC_MUX 0x15
- #define WM8776_REG_OUTPUT_MUX 0x16
- #define WM8776_REG_RESET 0x17
- #define WM8776_NUM_REGS 0x18
- /* clock ratio identifiers for snd_wm8776_set_rate() */
- #define WM8776_CLOCK_RATIO_128FS 0
- #define WM8776_CLOCK_RATIO_192FS 1
- #define WM8776_CLOCK_RATIO_256FS 2
- #define WM8776_CLOCK_RATIO_384FS 3
- #define WM8776_CLOCK_RATIO_512FS 4
- #define WM8776_CLOCK_RATIO_768FS 5
- enum { WM_VOL_HP, WM_VOL_DAC, WM_VOL_ADC, WM_NUM_VOLS };
- enum { WM_SW_DAC, WM_SW_BYPASS, WM_NUM_SWITCHES };
- struct snd_wm8776 {
- unsigned char addr;
- unsigned short regs[WM8776_NUM_REGS];
- unsigned char volumes[WM_NUM_VOLS][2];
- unsigned int switch_bits;
- };
- struct snd_maya44 {
- struct snd_ice1712 *ice;
- struct snd_wm8776 wm[2];
- struct mutex mutex;
- };
- /* write the given register and save the data to the cache */
- static void wm8776_write(struct snd_ice1712 *ice, struct snd_wm8776 *wm,
- unsigned char reg, unsigned short val)
- {
- /*
- * WM8776 registers are up to 9 bits wide, bit 8 is placed in the LSB
- * of the address field
- */
- snd_vt1724_write_i2c(ice, wm->addr,
- (reg << 1) | ((val >> 8) & 1),
- val & 0xff);
- wm->regs[reg] = val;
- }
- /*
- * update the given register with and/or mask and save the data to the cache
- */
- static int wm8776_write_bits(struct snd_ice1712 *ice, struct snd_wm8776 *wm,
- unsigned char reg,
- unsigned short mask, unsigned short val)
- {
- val |= wm->regs[reg] & ~mask;
- if (val != wm->regs[reg]) {
- wm8776_write(ice, wm, reg, val);
- return 1;
- }
- return 0;
- }
- /*
- * WM8776 volume controls
- */
- struct maya_vol_info {
- unsigned int maxval; /* volume range: 0..maxval */
- unsigned char regs[2]; /* left and right registers */
- unsigned short mask; /* value mask */
- unsigned short offset; /* zero-value offset */
- unsigned short mute; /* mute bit */
- unsigned short update; /* update bits */
- unsigned char mux_bits[2]; /* extra bits for ADC mute */
- };
- static struct maya_vol_info vol_info[WM_NUM_VOLS] = {
- [WM_VOL_HP] = {
- .maxval = 80,
- .regs = { WM8776_REG_HEADPHONE_L, WM8776_REG_HEADPHONE_R },
- .mask = 0x7f,
- .offset = 0x30,
- .mute = 0x00,
- .update = 0x180, /* update and zero-cross enable */
- },
- [WM_VOL_DAC] = {
- .maxval = 255,
- .regs = { WM8776_REG_DAC_ATTEN_L, WM8776_REG_DAC_ATTEN_R },
- .mask = 0xff,
- .offset = 0x01,
- .mute = 0x00,
- .update = 0x100, /* zero-cross enable */
- },
- [WM_VOL_ADC] = {
- .maxval = 91,
- .regs = { WM8776_REG_ADC_ATTEN_L, WM8776_REG_ADC_ATTEN_R },
- .mask = 0xff,
- .offset = 0xa5,
- .mute = 0xa5,
- .update = 0x100, /* update */
- .mux_bits = { 0x80, 0x40 }, /* ADCMUX bits */
- },
- };
- /*
- * dB tables
- */
- /* headphone output: mute, -73..+6db (1db step) */
- static const DECLARE_TLV_DB_SCALE(db_scale_hp, -7400, 100, 1);
- /* DAC output: mute, -127..0db (0.5db step) */
- static const DECLARE_TLV_DB_SCALE(db_scale_dac, -12750, 50, 1);
- /* ADC gain: mute, -21..+24db (0.5db step) */
- static const DECLARE_TLV_DB_SCALE(db_scale_adc, -2100, 50, 1);
- static int maya_vol_info(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_info *uinfo)
- {
- unsigned int idx = kcontrol->private_value;
- struct maya_vol_info *vol = &vol_info[idx];
- uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
- uinfo->count = 2;
- uinfo->value.integer.min = 0;
- uinfo->value.integer.max = vol->maxval;
- return 0;
- }
- static int maya_vol_get(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct snd_maya44 *chip = snd_kcontrol_chip(kcontrol);
- struct snd_wm8776 *wm =
- &chip->wm[snd_ctl_get_ioff(kcontrol, &ucontrol->id)];
- unsigned int idx = kcontrol->private_value;
- mutex_lock(&chip->mutex);
- ucontrol->value.integer.value[0] = wm->volumes[idx][0];
- ucontrol->value.integer.value[1] = wm->volumes[idx][1];
- mutex_unlock(&chip->mutex);
- return 0;
- }
- static int maya_vol_put(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct snd_maya44 *chip = snd_kcontrol_chip(kcontrol);
- struct snd_wm8776 *wm =
- &chip->wm[snd_ctl_get_ioff(kcontrol, &ucontrol->id)];
- unsigned int idx = kcontrol->private_value;
- struct maya_vol_info *vol = &vol_info[idx];
- unsigned int val, data;
- int ch, changed = 0;
- mutex_lock(&chip->mutex);
- for (ch = 0; ch < 2; ch++) {
- val = ucontrol->value.integer.value[ch];
- if (val > vol->maxval)
- val = vol->maxval;
- if (val == wm->volumes[idx][ch])
- continue;
- if (!val)
- data = vol->mute;
- else
- data = (val - 1) + vol->offset;
- data |= vol->update;
- changed |= wm8776_write_bits(chip->ice, wm, vol->regs[ch],
- vol->mask | vol->update, data);
- if (vol->mux_bits[ch])
- wm8776_write_bits(chip->ice, wm, WM8776_REG_ADC_MUX,
- vol->mux_bits[ch],
- val ? 0 : vol->mux_bits[ch]);
- wm->volumes[idx][ch] = val;
- }
- mutex_unlock(&chip->mutex);
- return changed;
- }
- /*
- * WM8776 switch controls
- */
- #define COMPOSE_SW_VAL(idx, reg, mask) ((idx) | ((reg) << 8) | ((mask) << 16))
- #define GET_SW_VAL_IDX(val) ((val) & 0xff)
- #define GET_SW_VAL_REG(val) (((val) >> 8) & 0xff)
- #define GET_SW_VAL_MASK(val) (((val) >> 16) & 0xff)
- #define maya_sw_info snd_ctl_boolean_mono_info
- static int maya_sw_get(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct snd_maya44 *chip = snd_kcontrol_chip(kcontrol);
- struct snd_wm8776 *wm =
- &chip->wm[snd_ctl_get_ioff(kcontrol, &ucontrol->id)];
- unsigned int idx = GET_SW_VAL_IDX(kcontrol->private_value);
- ucontrol->value.integer.value[0] = (wm->switch_bits >> idx) & 1;
- return 0;
- }
- static int maya_sw_put(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct snd_maya44 *chip = snd_kcontrol_chip(kcontrol);
- struct snd_wm8776 *wm =
- &chip->wm[snd_ctl_get_ioff(kcontrol, &ucontrol->id)];
- unsigned int idx = GET_SW_VAL_IDX(kcontrol->private_value);
- unsigned int mask, val;
- int changed;
- mutex_lock(&chip->mutex);
- mask = 1 << idx;
- wm->switch_bits &= ~mask;
- val = ucontrol->value.integer.value[0];
- if (val)
- wm->switch_bits |= mask;
- mask = GET_SW_VAL_MASK(kcontrol->private_value);
- changed = wm8776_write_bits(chip->ice, wm,
- GET_SW_VAL_REG(kcontrol->private_value),
- mask, val ? mask : 0);
- mutex_unlock(&chip->mutex);
- return changed;
- }
- /*
- * GPIO pins (known ones for maya44)
- */
- #define GPIO_PHANTOM_OFF 2
- #define GPIO_MIC_RELAY 4
- #define GPIO_SPDIF_IN_INV 5
- #define GPIO_MUST_BE_0 7
- /*
- * GPIO switch controls
- */
- #define COMPOSE_GPIO_VAL(shift, inv) ((shift) | ((inv) << 8))
- #define GET_GPIO_VAL_SHIFT(val) ((val) & 0xff)
- #define GET_GPIO_VAL_INV(val) (((val) >> 8) & 1)
- static int maya_set_gpio_bits(struct snd_ice1712 *ice, unsigned int mask,
- unsigned int bits)
- {
- unsigned int data;
- data = snd_ice1712_gpio_read(ice);
- if ((data & mask) == bits)
- return 0;
- snd_ice1712_gpio_write(ice, (data & ~mask) | bits);
- return 1;
- }
- #define maya_gpio_sw_info snd_ctl_boolean_mono_info
- static int maya_gpio_sw_get(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct snd_maya44 *chip = snd_kcontrol_chip(kcontrol);
- unsigned int shift = GET_GPIO_VAL_SHIFT(kcontrol->private_value);
- unsigned int val;
- val = (snd_ice1712_gpio_read(chip->ice) >> shift) & 1;
- if (GET_GPIO_VAL_INV(kcontrol->private_value))
- val = !val;
- ucontrol->value.integer.value[0] = val;
- return 0;
- }
- static int maya_gpio_sw_put(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct snd_maya44 *chip = snd_kcontrol_chip(kcontrol);
- unsigned int shift = GET_GPIO_VAL_SHIFT(kcontrol->private_value);
- unsigned int val, mask;
- int changed;
- mutex_lock(&chip->mutex);
- mask = 1 << shift;
- val = ucontrol->value.integer.value[0];
- if (GET_GPIO_VAL_INV(kcontrol->private_value))
- val = !val;
- val = val ? mask : 0;
- changed = maya_set_gpio_bits(chip->ice, mask, val);
- mutex_unlock(&chip->mutex);
- return changed;
- }
- /*
- * capture source selection
- */
- /* known working input slots (0-4) */
- #define MAYA_LINE_IN 1 /* in-2 */
- #define MAYA_MIC_IN 3 /* in-4 */
- static void wm8776_select_input(struct snd_maya44 *chip, int idx, int line)
- {
- wm8776_write_bits(chip->ice, &chip->wm[idx], WM8776_REG_ADC_MUX,
- 0x1f, 1 << line);
- }
- static int maya_rec_src_info(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_info *uinfo)
- {
- static const char * const texts[] = { "Line", "Mic" };
- return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
- }
- static int maya_rec_src_get(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct snd_maya44 *chip = snd_kcontrol_chip(kcontrol);
- int sel;
- if (snd_ice1712_gpio_read(chip->ice) & (1 << GPIO_MIC_RELAY))
- sel = 1;
- else
- sel = 0;
- ucontrol->value.enumerated.item[0] = sel;
- return 0;
- }
- static int maya_rec_src_put(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct snd_maya44 *chip = snd_kcontrol_chip(kcontrol);
- int sel = ucontrol->value.enumerated.item[0];
- int changed;
- mutex_lock(&chip->mutex);
- changed = maya_set_gpio_bits(chip->ice, 1 << GPIO_MIC_RELAY,
- sel ? (1 << GPIO_MIC_RELAY) : 0);
- wm8776_select_input(chip, 0, sel ? MAYA_MIC_IN : MAYA_LINE_IN);
- mutex_unlock(&chip->mutex);
- return changed;
- }
- /*
- * Maya44 routing switch settings have different meanings than the standard
- * ice1724 switches as defined in snd_vt1724_pro_route_info (ice1724.c).
- */
- static int maya_pb_route_info(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_info *uinfo)
- {
- static const char * const texts[] = {
- "PCM Out", /* 0 */
- "Input 1", "Input 2", "Input 3", "Input 4"
- };
- return snd_ctl_enum_info(uinfo, 1, ARRAY_SIZE(texts), texts);
- }
- static int maya_pb_route_shift(int idx)
- {
- static const unsigned char shift[10] =
- { 8, 20, 0, 3, 11, 23, 14, 26, 17, 29 };
- return shift[idx % 10];
- }
- static int maya_pb_route_get(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct snd_maya44 *chip = snd_kcontrol_chip(kcontrol);
- int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
- ucontrol->value.enumerated.item[0] =
- snd_ice1724_get_route_val(chip->ice, maya_pb_route_shift(idx));
- return 0;
- }
- static int maya_pb_route_put(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol)
- {
- struct snd_maya44 *chip = snd_kcontrol_chip(kcontrol);
- int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
- return snd_ice1724_put_route_val(chip->ice,
- ucontrol->value.enumerated.item[0],
- maya_pb_route_shift(idx));
- }
- /*
- * controls to be added
- */
- static struct snd_kcontrol_new maya_controls[] = {
- {
- .name = "Crossmix Playback Volume",
- .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
- .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
- SNDRV_CTL_ELEM_ACCESS_TLV_READ,
- .info = maya_vol_info,
- .get = maya_vol_get,
- .put = maya_vol_put,
- .tlv = { .p = db_scale_hp },
- .private_value = WM_VOL_HP,
- .count = 2,
- },
- {
- .name = "PCM Playback Volume",
- .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
- .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
- SNDRV_CTL_ELEM_ACCESS_TLV_READ,
- .info = maya_vol_info,
- .get = maya_vol_get,
- .put = maya_vol_put,
- .tlv = { .p = db_scale_dac },
- .private_value = WM_VOL_DAC,
- .count = 2,
- },
- {
- .name = "Line Capture Volume",
- .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
- .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
- SNDRV_CTL_ELEM_ACCESS_TLV_READ,
- .info = maya_vol_info,
- .get = maya_vol_get,
- .put = maya_vol_put,
- .tlv = { .p = db_scale_adc },
- .private_value = WM_VOL_ADC,
- .count = 2,
- },
- {
- .name = "PCM Playback Switch",
- .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
- .info = maya_sw_info,
- .get = maya_sw_get,
- .put = maya_sw_put,
- .private_value = COMPOSE_SW_VAL(WM_SW_DAC,
- WM8776_REG_OUTPUT_MUX, 0x01),
- .count = 2,
- },
- {
- .name = "Bypass Playback Switch",
- .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
- .info = maya_sw_info,
- .get = maya_sw_get,
- .put = maya_sw_put,
- .private_value = COMPOSE_SW_VAL(WM_SW_BYPASS,
- WM8776_REG_OUTPUT_MUX, 0x04),
- .count = 2,
- },
- {
- .name = "Capture Source",
- .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
- .info = maya_rec_src_info,
- .get = maya_rec_src_get,
- .put = maya_rec_src_put,
- },
- {
- .name = "Mic Phantom Power Switch",
- .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
- .info = maya_gpio_sw_info,
- .get = maya_gpio_sw_get,
- .put = maya_gpio_sw_put,
- .private_value = COMPOSE_GPIO_VAL(GPIO_PHANTOM_OFF, 1),
- },
- {
- .name = "SPDIF Capture Switch",
- .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
- .info = maya_gpio_sw_info,
- .get = maya_gpio_sw_get,
- .put = maya_gpio_sw_put,
- .private_value = COMPOSE_GPIO_VAL(GPIO_SPDIF_IN_INV, 1),
- },
- {
- .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
- .name = "H/W Playback Route",
- .info = maya_pb_route_info,
- .get = maya_pb_route_get,
- .put = maya_pb_route_put,
- .count = 4, /* FIXME: do controls 5-9 have any meaning? */
- },
- };
- static int maya44_add_controls(struct snd_ice1712 *ice)
- {
- int err, i;
- for (i = 0; i < ARRAY_SIZE(maya_controls); i++) {
- err = snd_ctl_add(ice->card, snd_ctl_new1(&maya_controls[i],
- ice->spec));
- if (err < 0)
- return err;
- }
- return 0;
- }
- /*
- * initialize a wm8776 chip
- */
- static void wm8776_init(struct snd_ice1712 *ice,
- struct snd_wm8776 *wm, unsigned int addr)
- {
- static const unsigned short inits_wm8776[] = {
- 0x02, 0x100, /* R2: headphone L+R muted + update */
- 0x05, 0x100, /* R5: DAC output L+R muted + update */
- 0x06, 0x000, /* R6: DAC output phase normal */
- 0x07, 0x091, /* R7: DAC enable zero cross detection,
- normal output */
- 0x08, 0x000, /* R8: DAC soft mute off */
- 0x09, 0x000, /* R9: no deemph, DAC zero detect disabled */
- 0x0a, 0x022, /* R10: DAC I2C mode, std polarities, 24bit */
- 0x0b, 0x022, /* R11: ADC I2C mode, std polarities, 24bit,
- highpass filter enabled */
- 0x0c, 0x042, /* R12: ADC+DAC slave, ADC+DAC 44,1kHz */
- 0x0d, 0x000, /* R13: all power up */
- 0x0e, 0x100, /* R14: ADC left muted,
- enable zero cross detection */
- 0x0f, 0x100, /* R15: ADC right muted,
- enable zero cross detection */
- /* R16: ALC...*/
- 0x11, 0x000, /* R17: disable ALC */
- /* R18: ALC...*/
- /* R19: noise gate...*/
- 0x15, 0x000, /* R21: ADC input mux init, mute all inputs */
- 0x16, 0x001, /* R22: output mux, select DAC */
- 0xff, 0xff
- };
- const unsigned short *ptr;
- unsigned char reg;
- unsigned short data;
- wm->addr = addr;
- /* enable DAC output; mute bypass, aux & all inputs */
- wm->switch_bits = (1 << WM_SW_DAC);
- ptr = inits_wm8776;
- while (*ptr != 0xff) {
- reg = *ptr++;
- data = *ptr++;
- wm8776_write(ice, wm, reg, data);
- }
- }
- /*
- * change the rate on the WM8776 codecs.
- * this assumes that the VT17xx's rate is changed by the calling function.
- * NOTE: even though the WM8776's are running in slave mode and rate
- * selection is automatic, we need to call snd_wm8776_set_rate() here
- * to make sure some flags are set correctly.
- */
- static void set_rate(struct snd_ice1712 *ice, unsigned int rate)
- {
- struct snd_maya44 *chip = ice->spec;
- unsigned int ratio, adc_ratio, val;
- int i;
- switch (rate) {
- case 192000:
- ratio = WM8776_CLOCK_RATIO_128FS;
- break;
- case 176400:
- ratio = WM8776_CLOCK_RATIO_128FS;
- break;
- case 96000:
- ratio = WM8776_CLOCK_RATIO_256FS;
- break;
- case 88200:
- ratio = WM8776_CLOCK_RATIO_384FS;
- break;
- case 48000:
- ratio = WM8776_CLOCK_RATIO_512FS;
- break;
- case 44100:
- ratio = WM8776_CLOCK_RATIO_512FS;
- break;
- case 32000:
- ratio = WM8776_CLOCK_RATIO_768FS;
- break;
- case 0:
- /* no hint - S/PDIF input is master, simply return */
- return;
- default:
- snd_BUG();
- return;
- }
- /*
- * this currently sets the same rate for ADC and DAC, but limits
- * ADC rate to 256X (96kHz). For 256X mode (96kHz), this sets ADC
- * oversampling to 64x, as recommended by WM8776 datasheet.
- * Setting the rate is not really necessary in slave mode.
- */
- adc_ratio = ratio;
- if (adc_ratio < WM8776_CLOCK_RATIO_256FS)
- adc_ratio = WM8776_CLOCK_RATIO_256FS;
- val = adc_ratio;
- if (adc_ratio == WM8776_CLOCK_RATIO_256FS)
- val |= 8;
- val |= ratio << 4;
- mutex_lock(&chip->mutex);
- for (i = 0; i < 2; i++)
- wm8776_write_bits(ice, &chip->wm[i],
- WM8776_REG_MASTER_MODE_CONTROL,
- 0x180, val);
- mutex_unlock(&chip->mutex);
- }
- /*
- * supported sample rates (to override the default one)
- */
- static unsigned int rates[] = {
- 32000, 44100, 48000, 64000, 88200, 96000, 176400, 192000
- };
- /* playback rates: 32..192 kHz */
- static struct snd_pcm_hw_constraint_list dac_rates = {
- .count = ARRAY_SIZE(rates),
- .list = rates,
- .mask = 0
- };
- /*
- * chip addresses on I2C bus
- */
- static unsigned char wm8776_addr[2] = {
- 0x34, 0x36, /* codec 0 & 1 */
- };
- /*
- * initialize the chip
- */
- static int maya44_init(struct snd_ice1712 *ice)
- {
- int i;
- struct snd_maya44 *chip;
- chip = kzalloc(sizeof(*chip), GFP_KERNEL);
- if (!chip)
- return -ENOMEM;
- mutex_init(&chip->mutex);
- chip->ice = ice;
- ice->spec = chip;
- /* initialise codecs */
- ice->num_total_dacs = 4;
- ice->num_total_adcs = 4;
- ice->akm_codecs = 0;
- for (i = 0; i < 2; i++) {
- wm8776_init(ice, &chip->wm[i], wm8776_addr[i]);
- wm8776_select_input(chip, i, MAYA_LINE_IN);
- }
- /* set card specific rates */
- ice->hw_rates = &dac_rates;
- /* register change rate notifier */
- ice->gpio.set_pro_rate = set_rate;
- /* RDMA1 (2nd input channel) is used for ADC by default */
- ice->force_rdma1 = 1;
- /* have an own routing control */
- ice->own_routing = 1;
- return 0;
- }
- /*
- * Maya44 boards don't provide the EEPROM data except for the vendor IDs.
- * hence the driver needs to sets up it properly.
- */
- static unsigned char maya44_eeprom[] = {
- [ICE_EEP2_SYSCONF] = 0x45,
- /* clock xin1=49.152MHz, mpu401, 2 stereo ADCs+DACs */
- [ICE_EEP2_ACLINK] = 0x80,
- /* I2S */
- [ICE_EEP2_I2S] = 0xf8,
- /* vol, 96k, 24bit, 192k */
- [ICE_EEP2_SPDIF] = 0xc3,
- /* enable spdif out, spdif out supp, spdif-in, ext spdif out */
- [ICE_EEP2_GPIO_DIR] = 0xff,
- [ICE_EEP2_GPIO_DIR1] = 0xff,
- [ICE_EEP2_GPIO_DIR2] = 0xff,
- [ICE_EEP2_GPIO_MASK] = 0/*0x9f*/,
- [ICE_EEP2_GPIO_MASK1] = 0/*0xff*/,
- [ICE_EEP2_GPIO_MASK2] = 0/*0x7f*/,
- [ICE_EEP2_GPIO_STATE] = (1 << GPIO_PHANTOM_OFF) |
- (1 << GPIO_SPDIF_IN_INV),
- [ICE_EEP2_GPIO_STATE1] = 0x00,
- [ICE_EEP2_GPIO_STATE2] = 0x00,
- };
- /* entry point */
- struct snd_ice1712_card_info snd_vt1724_maya44_cards[] = {
- {
- .subvendor = VT1724_SUBDEVICE_MAYA44,
- .name = "ESI Maya44",
- .model = "maya44",
- .chip_init = maya44_init,
- .build_controls = maya44_add_controls,
- .eeprom_size = sizeof(maya44_eeprom),
- .eeprom_data = maya44_eeprom,
- },
- { } /* terminator */
- };
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