Update of /cvsroot/alsa/alsa-driver/i2c/other In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv13149
Modified Files: Makefile ak4117.c Log Message: Moved AK4117 to alsa-kernel tree to satisfy dependency for PDAudioCF driver Index: Makefile =================================================================== RCS file: /cvsroot/alsa/alsa-driver/i2c/other/Makefile,v retrieving revision 1.12 retrieving revision 1.13 diff -u -r1.12 -r1.13 --- Makefile 3 Feb 2004 11:00:52 -0000 1.12 +++ Makefile 23 Feb 2004 20:39:08 -0000 1.13 @@ -7,10 +7,7 @@ export-objs += ak4xxx-adda.o ak4117.o -snd-ak4117-objs := ak4117.o - # Toplevel Module Dependency -obj-$(CONFIG_SND_PDAUDIOCF) += snd-ak4117.o # hack for tea575x support ifeq (y,$(CONFIG_VIDEO_DEV)) obj-$(CONFIG_SND_FM801) += snd-tea575x-tuner.o Index: ak4117.c =================================================================== RCS file: /cvsroot/alsa/alsa-driver/i2c/other/ak4117.c,v retrieving revision 1.2 retrieving revision 1.3 diff -u -r1.2 -r1.3 --- ak4117.c 14 May 2003 20:21:17 -0000 1.2 +++ ak4117.c 23 Feb 2004 20:39:09 -0000 1.3 @@ -1,561 +1 @@ -/* - * Routines for control of the AK4117 via 4-wire serial interface - * IEC958 (S/PDIF) receiver by Asahi Kasei - * Copyright (c) by Jaroslav Kysela <[EMAIL PROTECTED]> - * - * - * 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 <sound/driver.h> -#include <linux/slab.h> -#include <linux/delay.h> -#include <sound/core.h> -#include <sound/control.h> -#include <sound/pcm.h> -#include "ak4117.h" -#include <sound/asoundef.h> - -MODULE_AUTHOR("Jaroslav Kysela <[EMAIL PROTECTED]>"); -MODULE_DESCRIPTION("AK4117 IEC958 (S/PDIF) receiver by Asahi Kasei"); -MODULE_LICENSE("GPL"); - -#define chip_t ak4117_t - -#define AK4117_ADDR 0x00 /* fixed address */ - -static void snd_ak4117_timer(unsigned long data); - -static void reg_write(ak4117_t *ak4117, unsigned char reg, unsigned char val) -{ - ak4117->write(ak4117->private_data, reg, val); - if (reg < sizeof(ak4117->regmap)) - ak4117->regmap[reg] = val; -} - -static inline unsigned char reg_read(ak4117_t *ak4117, unsigned char reg) -{ - return ak4117->read(ak4117->private_data, reg); -} - -#if 0 -static void reg_dump(ak4117_t *ak4117) -{ - int i; - - printk("AK4117 REG DUMP:\n"); - for (i = 0; i < 0x1b; i++) - printk("reg[%02x] = %02x (%02x)\n", i, reg_read(ak4117, i), i < sizeof(ak4117->regmap) ? ak4117->regmap[i] : 0); -} -#endif - -static void snd_ak4117_free(ak4117_t *chip) -{ - del_timer(&chip->timer); - snd_magic_kfree(chip); -} - -static int snd_ak4117_dev_free(snd_device_t *device) -{ - ak4117_t *chip = snd_magic_cast(ak4117_t, device->device_data, return -ENXIO); - snd_ak4117_free(chip); - return 0; -} - -int snd_ak4117_create(snd_card_t *card, ak4117_read_t *read, ak4117_write_t *write, - unsigned char pgm[5], void *private_data, ak4117_t **r_ak4117) -{ - ak4117_t *chip; - int err = 0; - unsigned char reg; - static snd_device_ops_t ops = { - .dev_free = snd_ak4117_dev_free, - }; - - chip = (ak4117_t *)snd_magic_kcalloc(ak4117_t, 0, GFP_KERNEL); - if (chip == NULL) - return -ENOMEM; - spin_lock_init(&chip->lock); - chip->card = card; - chip->read = read; - chip->write = write; - chip->private_data = private_data; - init_timer(&chip->timer); - chip->timer.data = (unsigned long)chip; - chip->timer.function = snd_ak4117_timer; - - for (reg = 0; reg < 5; reg++) - chip->regmap[reg] = pgm[reg]; - snd_ak4117_reinit(chip); - - chip->rcs0 = reg_read(chip, AK4117_REG_RCS0) & ~(AK4117_QINT | AK4117_CINT | AK4117_STC); - chip->rcs1 = reg_read(chip, AK4117_REG_RCS1); - chip->rcs2 = reg_read(chip, AK4117_REG_RCS2); - - if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) - goto __fail; - - if (r_ak4117) - *r_ak4117 = chip; - return 0; - - __fail: - snd_ak4117_free(chip); - return err < 0 ? err : -EIO; -} - -void snd_ak4117_reg_write(ak4117_t *chip, unsigned char reg, unsigned char mask, unsigned char val) -{ - if (reg >= 5) - return; - reg_write(chip, reg, (chip->regmap[reg] & ~mask) | val); -} - -void snd_ak4117_reinit(ak4117_t *chip) -{ - unsigned char old = chip->regmap[AK4117_REG_PWRDN], reg; - - del_timer(&chip->timer); - chip->init = 1; - /* bring the chip to reset state and powerdown state */ - reg_write(chip, AK4117_REG_PWRDN, 0); - udelay(200); - /* release reset, but leave powerdown */ - reg_write(chip, AK4117_REG_PWRDN, (old | AK4117_RST) & ~AK4117_PWN); - udelay(200); - for (reg = 1; reg < 5; reg++) - reg_write(chip, reg, chip->regmap[reg]); - /* release powerdown, everything is initialized now */ - reg_write(chip, AK4117_REG_PWRDN, old | AK4117_RST | AK4117_PWN); - chip->init = 0; - chip->timer.expires = 1 + jiffies; - add_timer(&chip->timer); -} - -static unsigned int external_rate(unsigned char rcs1) -{ - switch (rcs1 & (AK4117_FS0|AK4117_FS1|AK4117_FS2|AK4117_FS3)) { - case AK4117_FS_32000HZ: return 32000; - case AK4117_FS_44100HZ: return 44100; - case AK4117_FS_48000HZ: return 48000; - case AK4117_FS_88200HZ: return 88200; - case AK4117_FS_96000HZ: return 96000; - case AK4117_FS_176400HZ: return 176400; - case AK4117_FS_192000HZ: return 192000; - default: return 0; - } -} - -static int snd_ak4117_in_error_info(snd_kcontrol_t *kcontrol, - snd_ctl_elem_info_t *uinfo) -{ - uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; - uinfo->count = 1; - uinfo->value.integer.min = 0; - uinfo->value.integer.max = LONG_MAX; - return 0; -} - -static int snd_ak4117_in_error_get(snd_kcontrol_t *kcontrol, - snd_ctl_elem_value_t *ucontrol) -{ - ak4117_t *chip = snd_kcontrol_chip(kcontrol); - long *ptr; - - spin_lock_irq(&chip->lock); - ptr = (long *)(((char *)chip) + kcontrol->private_value); - ucontrol->value.integer.value[0] = *ptr; - *ptr = 0; - spin_unlock_irq(&chip->lock); - return 0; -} - -static int snd_ak4117_in_bit_info(snd_kcontrol_t *kcontrol, - snd_ctl_elem_info_t *uinfo) -{ - uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; - uinfo->count = 1; - uinfo->value.integer.min = 0; - uinfo->value.integer.max = 1; - return 0; -} - -static int snd_ak4117_in_bit_get(snd_kcontrol_t *kcontrol, - snd_ctl_elem_value_t *ucontrol) -{ - ak4117_t *chip = snd_kcontrol_chip(kcontrol); - unsigned char reg = kcontrol->private_value & 0xff; - unsigned char bit = (kcontrol->private_value >> 8) & 0xff; - unsigned char inv = (kcontrol->private_value >> 31) & 1; - - ucontrol->value.integer.value[0] = ((reg_read(chip, reg) & (1 << bit)) ? 1 : 0) ^ inv; - return 0; -} - -static int snd_ak4117_rx_info(snd_kcontrol_t *kcontrol, - snd_ctl_elem_info_t *uinfo) -{ - uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; - uinfo->count = 1; - uinfo->value.integer.min = 0; - uinfo->value.integer.max = 1; - return 0; -} - -static int snd_ak4117_rx_get(snd_kcontrol_t *kcontrol, - snd_ctl_elem_value_t *ucontrol) -{ - ak4117_t *chip = snd_kcontrol_chip(kcontrol); - - ucontrol->value.integer.value[0] = (chip->regmap[AK4117_REG_IO] & AK4117_IPS) ? 1 : 0; - return 0; -} - -static int snd_ak4117_rx_put(snd_kcontrol_t *kcontrol, - snd_ctl_elem_value_t *ucontrol) -{ - ak4117_t *chip = snd_kcontrol_chip(kcontrol); - int change; - u8 old_val; - - spin_lock_irq(&chip->lock); - old_val = chip->regmap[AK4117_REG_IO]; - change = !!ucontrol->value.integer.value[0] != ((old_val & AK4117_IPS) ? 1 : 0); - if (change) - reg_write(chip, AK4117_REG_IO, (old_val & ~AK4117_IPS) | (ucontrol->value.integer.value[0] ? AK4117_IPS : 0)); - spin_unlock_irq(&chip->lock); - return change; -} - -static int snd_ak4117_rate_info(snd_kcontrol_t *kcontrol, - snd_ctl_elem_info_t *uinfo) -{ - uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; - uinfo->count = 1; - uinfo->value.integer.min = 0; - uinfo->value.integer.max = 192000; - return 0; -} - -static int snd_ak4117_rate_get(snd_kcontrol_t *kcontrol, - snd_ctl_elem_value_t *ucontrol) -{ - ak4117_t *chip = snd_kcontrol_chip(kcontrol); - - ucontrol->value.integer.value[0] = external_rate(reg_read(chip, AK4117_REG_RCS1)); - return 0; -} - -static int snd_ak4117_spdif_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) -{ - uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; - uinfo->count = 1; - return 0; -} - -static int snd_ak4117_spdif_get(snd_kcontrol_t * kcontrol, - snd_ctl_elem_value_t * ucontrol) -{ - ak4117_t *chip = snd_kcontrol_chip(kcontrol); - unsigned i; - - for (i = 0; i < AK4117_REG_RXCSB_SIZE; i++) - ucontrol->value.iec958.status[i] = reg_read(chip, AK4117_REG_RXCSB0 + i); - return 0; -} - -static int snd_ak4117_spdif_mask_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) -{ - uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; - uinfo->count = 1; - return 0; -} - -static int snd_ak4117_spdif_mask_get(snd_kcontrol_t * kcontrol, - snd_ctl_elem_value_t * ucontrol) -{ - memset(ucontrol->value.iec958.status, 0xff, AK4117_REG_RXCSB_SIZE); - return 0; -} - -static int snd_ak4117_spdif_pinfo(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) -{ - uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; - uinfo->value.integer.min = 0; - uinfo->value.integer.max = 0xffff; - uinfo->count = 4; - return 0; -} - -static int snd_ak4117_spdif_pget(snd_kcontrol_t * kcontrol, - snd_ctl_elem_value_t * ucontrol) -{ - ak4117_t *chip = snd_kcontrol_chip(kcontrol); - unsigned short tmp; - - ucontrol->value.integer.value[0] = 0xf8f2; - ucontrol->value.integer.value[1] = 0x4e1f; - tmp = reg_read(chip, AK4117_REG_Pc0) | (reg_read(chip, AK4117_REG_Pc1) << 8); - ucontrol->value.integer.value[2] = tmp; - tmp = reg_read(chip, AK4117_REG_Pd0) | (reg_read(chip, AK4117_REG_Pd1) << 8); - ucontrol->value.integer.value[3] = tmp; - return 0; -} - -static int snd_ak4117_spdif_qinfo(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) -{ - uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES; - uinfo->count = AK4117_REG_QSUB_SIZE; - return 0; -} - -static int snd_ak4117_spdif_qget(snd_kcontrol_t * kcontrol, - snd_ctl_elem_value_t * ucontrol) -{ - ak4117_t *chip = snd_kcontrol_chip(kcontrol); - unsigned i; - - for (i = 0; i < AK4117_REG_QSUB_SIZE; i++) - ucontrol->value.bytes.data[i] = reg_read(chip, AK4117_REG_QSUB_ADDR + i); - return 0; -} - -/* Don't forget to change AK4117_CONTROLS define!!! */ -static snd_kcontrol_new_t snd_ak4117_iec958_controls[] = { -{ - .iface = SNDRV_CTL_ELEM_IFACE_PCM, - .name = "IEC958 Parity Errors", - .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, - .info = snd_ak4117_in_error_info, - .get = snd_ak4117_in_error_get, - .private_value = offsetof(ak4117_t, parity_errors), -}, -{ - .iface = SNDRV_CTL_ELEM_IFACE_PCM, - .name = "IEC958 V-Bit Errors", - .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, - .info = snd_ak4117_in_error_info, - .get = snd_ak4117_in_error_get, - .private_value = offsetof(ak4117_t, v_bit_errors), -}, -{ - .iface = SNDRV_CTL_ELEM_IFACE_PCM, - .name = "IEC958 C-CRC Errors", - .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, - .info = snd_ak4117_in_error_info, - .get = snd_ak4117_in_error_get, - .private_value = offsetof(ak4117_t, ccrc_errors), -}, -{ - .iface = SNDRV_CTL_ELEM_IFACE_PCM, - .name = "IEC958 Q-CRC Errors", - .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, - .info = snd_ak4117_in_error_info, - .get = snd_ak4117_in_error_get, - .private_value = offsetof(ak4117_t, qcrc_errors), -}, -{ - .iface = SNDRV_CTL_ELEM_IFACE_PCM, - .name = "IEC958 External Rate", - .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, - .info = snd_ak4117_rate_info, - .get = snd_ak4117_rate_get, -}, -{ - .iface = SNDRV_CTL_ELEM_IFACE_PCM, - .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,MASK), - .access = SNDRV_CTL_ELEM_ACCESS_READ, - .info = snd_ak4117_spdif_mask_info, - .get = snd_ak4117_spdif_mask_get, -}, -{ - .iface = SNDRV_CTL_ELEM_IFACE_PCM, - .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,DEFAULT), - .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, - .info = snd_ak4117_spdif_info, - .get = snd_ak4117_spdif_get, -}, -{ - .iface = SNDRV_CTL_ELEM_IFACE_PCM, - .name = "IEC958 Preample Capture Default", - .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, - .info = snd_ak4117_spdif_pinfo, - .get = snd_ak4117_spdif_pget, -}, -{ - .iface = SNDRV_CTL_ELEM_IFACE_PCM, - .name = "IEC958 Q-subcode Capture Default", - .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, - .info = snd_ak4117_spdif_qinfo, - .get = snd_ak4117_spdif_qget, -}, -{ - .iface = SNDRV_CTL_ELEM_IFACE_PCM, - .name = "IEC958 Audio", - .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, - .info = snd_ak4117_in_bit_info, - .get = snd_ak4117_in_bit_get, - .private_value = (1<<31) | (3<<8) | AK4117_REG_RCS0, -}, -{ - .iface = SNDRV_CTL_ELEM_IFACE_PCM, - .name = "IEC958 Non-PCM Bitstream", - .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, - .info = snd_ak4117_in_bit_info, - .get = snd_ak4117_in_bit_get, - .private_value = (5<<8) | AK4117_REG_RCS1, -}, -{ - .iface = SNDRV_CTL_ELEM_IFACE_PCM, - .name = "IEC958 DTS Bitstream", - .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, - .info = snd_ak4117_in_bit_info, - .get = snd_ak4117_in_bit_get, - .private_value = (6<<8) | AK4117_REG_RCS1, -}, -{ - .iface = SNDRV_CTL_ELEM_IFACE_PCM, - .name = "AK4117 Input Select", - .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, - .info = snd_ak4117_rx_info, - .get = snd_ak4117_rx_get, - .put = snd_ak4117_rx_put, -} -}; - -int snd_ak4117_build(ak4117_t *ak4117, snd_pcm_substream_t *cap_substream) -{ - snd_kcontrol_t *kctl; - unsigned int idx; - int err; - - snd_assert(cap_substream, return -EINVAL); - ak4117->substream = cap_substream; - for (idx = 0; idx < AK4117_CONTROLS; idx++) { - kctl = snd_ctl_new1(&snd_ak4117_iec958_controls[idx], ak4117); - if (kctl == NULL) - return -ENOMEM; - kctl->id.device = cap_substream->pcm->device; - kctl->id.subdevice = cap_substream->number; - err = snd_ctl_add(ak4117->card, kctl); - if (err < 0) - return err; - ak4117->kctls[idx] = kctl; - } - return 0; -} - -int snd_ak4117_external_rate(ak4117_t *ak4117) -{ - unsigned char rcs1; - - rcs1 = reg_read(ak4117, AK4117_REG_RCS1); - return external_rate(rcs1); -} - -int snd_ak4117_check_rate_and_errors(ak4117_t *ak4117, unsigned int flags) -{ - snd_pcm_runtime_t *runtime = ak4117->substream ? ak4117->substream->runtime : NULL; - unsigned long _flags; - int res = 0; - unsigned char rcs0, rcs1, rcs2; - unsigned char c0, c1; - - rcs1 = reg_read(ak4117, AK4117_REG_RCS1); - if (flags & AK4117_CHECK_NO_STAT) - goto __rate; - rcs0 = reg_read(ak4117, AK4117_REG_RCS0); - rcs2 = reg_read(ak4117, AK4117_REG_RCS2); - // printk("AK IRQ: rcs0 = 0x%x, rcs1 = 0x%x, rcs2 = 0x%x\n", rcs0, rcs1, rcs2); - spin_lock_irqsave(&ak4117->lock, _flags); - if (rcs0 & AK4117_PAR) - ak4117->parity_errors++; - if (rcs0 & AK4117_V) - ak4117->v_bit_errors++; - if (rcs2 & AK4117_CCRC) - ak4117->ccrc_errors++; - if (rcs2 & AK4117_QCRC) - ak4117->qcrc_errors++; - c0 = (ak4117->rcs0 & (AK4117_QINT | AK4117_CINT | AK4117_STC | AK4117_AUDION | AK4117_AUTO | AK4117_UNLCK)) ^ - (rcs0 & (AK4117_QINT | AK4117_CINT | AK4117_STC | AK4117_AUDION | AK4117_AUTO | AK4117_UNLCK)); - c1 = (ak4117->rcs1 & (AK4117_DTSCD | AK4117_NPCM | AK4117_PEM | 0x0f)) ^ - (rcs1 & (AK4117_DTSCD | AK4117_NPCM | AK4117_PEM | 0x0f)); - ak4117->rcs0 = rcs0 & ~(AK4117_QINT | AK4117_CINT | AK4117_STC); - ak4117->rcs1 = rcs1; - ak4117->rcs2 = rcs2; - spin_unlock_irqrestore(&ak4117->lock, _flags); - - if (rcs0 & AK4117_PAR) - snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[0]->id); - if (rcs0 & AK4117_V) - snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[1]->id); - if (rcs2 & AK4117_CCRC) - snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[2]->id); - if (rcs2 & AK4117_QCRC) - snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[3]->id); - - /* rate change */ - if (c1 & 0x0f) - snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[4]->id); - - if ((c1 & AK4117_PEM) | (c0 & AK4117_CINT)) - snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[6]->id); - if (c0 & AK4117_QINT) - snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[8]->id); - - if (c0 & AK4117_AUDION) - snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[9]->id); - if (c1 & AK4117_NPCM) - snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[10]->id); - if (c1 & AK4117_DTSCD) - snd_ctl_notify(ak4117->card, SNDRV_CTL_EVENT_MASK_VALUE, &ak4117->kctls[11]->id); - - if (ak4117->change_callback && (c0 | c1) != 0) - ak4117->change_callback(ak4117, c0, c1); - - __rate: - /* compare rate */ - res = external_rate(rcs1); - if (!(flags & AK4117_CHECK_NO_RATE) && runtime && runtime->rate != res) { - snd_pcm_stream_lock_irqsave(ak4117->substream, _flags); - if (snd_pcm_running(ak4117->substream)) { - // printk("rate changed (%i <- %i)\n", runtime->rate, res); - snd_pcm_stop(ak4117->substream, SNDRV_PCM_STATE_DRAINING); - wake_up(&runtime->sleep); - res = 1; - } - snd_pcm_stream_unlock_irqrestore(ak4117->substream, _flags); - } - return res; -} - -static void snd_ak4117_timer(unsigned long data) -{ - ak4117_t *chip = snd_magic_cast(ak4117_t, (void *)data, return); - - if (chip->init) - return; - snd_ak4117_check_rate_and_errors(chip, 0); - chip->timer.expires = 1 + jiffies; - add_timer(&chip->timer); -} - -EXPORT_SYMBOL(snd_ak4117_create); -EXPORT_SYMBOL(snd_ak4117_reg_write); -EXPORT_SYMBOL(snd_ak4117_reinit); -EXPORT_SYMBOL(snd_ak4117_build); -EXPORT_SYMBOL(snd_ak4117_external_rate); -EXPORT_SYMBOL(snd_ak4117_check_rate_and_errors); +#include "../../alsa-kernel/i2c/other/ak4117.c" ------------------------------------------------------- SF.Net is sponsored by: Speed Start Your Linux Apps Now. 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