Re: [alsa-devel] [RFC PATCH] introduce snd-cmi8328: C-Media CMI8328 driver

From: Takashi Iwai
Date: Wed Jul 18 2012 - 06:01:34 EST


At Wed, 11 Jul 2012 23:48:17 +0200,
Ondrej Zary wrote:
>
> Hello,
> this patch introduces snd-cmi8328 driver for C-Media CMI8328-based sound
> cards, such as AudioExcel AV500.
>
> It supports PCM playback and capture (full-duplex) through wss_lib, gameport,
> OPL3 and MPU401. The AV500 card has onboard Dream wavetable synth connected
> to the MPU401 port and Aux 1 input internally which works too.
> The CDROM interface is not supported (as the drivers for these CDROMs were
> removed from the kernel some time ago).
>
> snd_legacy_find_free_ioport() function is present in a couple of ISA sound
> drivers so perhaps it should be moved to sound/initval.h

I wonder whether this can be integrated into snd-cmi8330 driver?
Or is it too different from this model?


Takashi

>
>
> diff --git a/sound/isa/Kconfig b/sound/isa/Kconfig
> index 52064cf..a38d964 100644
> --- a/sound/isa/Kconfig
> +++ b/sound/isa/Kconfig
> @@ -117,6 +117,18 @@ config SND_AZT2320
> To compile this driver as a module, choose M here: the module
> will be called snd-azt2320.
>
> +config SND_CMI8328
> + tristate "C-Media CMI8328"
> + select SND_WSS_LIB
> + select SND_OPL3_LIB
> + select SND_MPU401_UART
> + help
> + Say Y here to include support for soundcards based on the
> + C-Media CMI8328 chip.
> +
> + To compile this driver as a module, choose M here: the module
> + will be called snd-cmi8328.
> +
> config SND_CMI8330
> tristate "C-Media CMI8330"
> select SND_WSS_LIB
> diff --git a/sound/isa/Makefile b/sound/isa/Makefile
> index 8d781e4..9a15f14 100644
> --- a/sound/isa/Makefile
> +++ b/sound/isa/Makefile
> @@ -6,6 +6,7 @@
> snd-adlib-objs := adlib.o
> snd-als100-objs := als100.o
> snd-azt2320-objs := azt2320.o
> +snd-cmi8328-objs := cmi8328.o
> snd-cmi8330-objs := cmi8330.o
> snd-es18xx-objs := es18xx.o
> snd-opl3sa2-objs := opl3sa2.o
> @@ -16,6 +17,7 @@ snd-sscape-objs := sscape.o
> obj-$(CONFIG_SND_ADLIB) += snd-adlib.o
> obj-$(CONFIG_SND_ALS100) += snd-als100.o
> obj-$(CONFIG_SND_AZT2320) += snd-azt2320.o
> +obj-$(CONFIG_SND_CMI8328) += snd-cmi8328.o
> obj-$(CONFIG_SND_CMI8330) += snd-cmi8330.o
> obj-$(CONFIG_SND_ES18XX) += snd-es18xx.o
> obj-$(CONFIG_SND_OPL3SA2) += snd-opl3sa2.o
> diff --git a/sound/isa/cmi8328.c b/sound/isa/cmi8328.c
> new file mode 100644
> index 0000000..2691116
> --- /dev/null
> +++ b/sound/isa/cmi8328.c
> @@ -0,0 +1,482 @@
> +/*
> + * Driver for C-Media CMI8328-based soundcards, such as AudioExcel AV500
> + * Copyright (c) 2012 Ondrej Zary
> + *
> + * AudioExcel AV500 card consists of:
> + * - CMI8328 - main chip (SB Pro emulation, gameport, OPL3, MPU401, CD-ROM)
> + * - CS4231A - WSS codec
> + * - Dream SAM9233+GMS950400+RAM+ROM: Wavetable MIDI, connected to MPU401
> + */
> +
> +#include <linux/init.h>
> +#include <linux/isa.h>
> +#include <linux/module.h>
> +#include <linux/gameport.h>
> +#include <asm/dma.h>
> +#include <sound/core.h>
> +#include <sound/wss.h>
> +#include <sound/opl3.h>
> +#include <sound/mpu401.h>
> +#define SNDRV_LEGACY_FIND_FREE_IRQ
> +#define SNDRV_LEGACY_FIND_FREE_DMA
> +#include <sound/initval.h>
> +
> +MODULE_AUTHOR("Ondrej Zary <linux@xxxxxxxxxxxxxxxxxxxx>");
> +MODULE_DESCRIPTION("C-Media CMI8328");
> +MODULE_LICENSE("GPL");
> +
> +#if defined(CONFIG_GAMEPORT) || defined(CONFIG_GAMEPORT_MODULE)
> +#define SUPPORT_JOYSTICK 1
> +#endif
> +
> +/* I/O port is configured by jumpers on the card to one of these */
> +static int cmi8328_ports[] = { 0x530, 0xe80, 0xf40, 0x604 };
> +#define CMI8328_MAX ARRAY_SIZE(cmi8328_ports)
> +
> +static int index[CMI8328_MAX] = {[0 ... (CMI8328_MAX-1)] = -1};
> +static char *id[CMI8328_MAX] = {[0 ... (CMI8328_MAX-1)] = NULL};
> +static long port[CMI8328_MAX] = {[0 ... (CMI8328_MAX-1)] = SNDRV_AUTO_PORT};
> +static int irq[CMI8328_MAX] = {[0 ... (CMI8328_MAX-1)] = SNDRV_AUTO_IRQ};
> +static int dma1[CMI8328_MAX] = {[0 ... (CMI8328_MAX-1)] = SNDRV_AUTO_DMA};
> +static int dma2[CMI8328_MAX] = {[0 ... (CMI8328_MAX-1)] = SNDRV_AUTO_DMA};
> +static long mpuport[CMI8328_MAX] = {[0 ... (CMI8328_MAX-1)] = SNDRV_AUTO_PORT};
> +static int mpuirq[CMI8328_MAX] = {[0 ... (CMI8328_MAX-1)] = SNDRV_AUTO_IRQ};
> +#ifdef SUPPORT_JOYSTICK
> +static bool gameport[CMI8328_MAX] = {[0 ... (CMI8328_MAX-1)] = true};
> +#endif
> +
> +module_param_array(index, int, NULL, 0444);
> +MODULE_PARM_DESC(index, "Index value for CMI8328 soundcard.");
> +module_param_array(id, charp, NULL, 0444);
> +MODULE_PARM_DESC(id, "ID string for CMI8328 soundcard.");
> +
> +module_param_array(port, long, NULL, 0444);
> +MODULE_PARM_DESC(port, "Port # for CMI8328 driver.");
> +module_param_array(irq, int, NULL, 0444);
> +MODULE_PARM_DESC(irq, "IRQ # for CMI8328 driver.");
> +module_param_array(dma1, int, NULL, 0444);
> +MODULE_PARM_DESC(dma1, "DMA1 for CMI8328 driver.");
> +module_param_array(dma2, int, NULL, 0444);
> +MODULE_PARM_DESC(dma2, "DMA2 for CMI8328 driver.");
> +
> +module_param_array(mpuport, long, NULL, 0444);
> +MODULE_PARM_DESC(mpuport, "MPU-401 port # for CMI8328 driver.");
> +module_param_array(mpuirq, int, NULL, 0444);
> +MODULE_PARM_DESC(mpuirq, "IRQ # for CMI8328 MPU-401 port.");
> +#ifdef SUPPORT_JOYSTICK
> +module_param_array(gameport, bool, NULL, 0444);
> +MODULE_PARM_DESC(gameport, "Enable gameport.");
> +#endif
> +
> +struct snd_cmi8328 {
> + u16 port;
> + u8 cfg[3];
> + u8 wss_cfg;
> + struct snd_card *card;
> + struct snd_wss *wss;
> +#ifdef SUPPORT_JOYSTICK
> + struct gameport *gameport;
> +#endif
> +};
> +
> +static int __devinit snd_legacy_find_free_ioport(int *port_table, int size)
> +{
> + while (*port_table != -1) {
> + if (request_region(*port_table, size, "ALSA test")) {
> + release_region(*port_table, size);
> + return *port_table;
> + }
> + port_table++;
> + }
> + return -1;
> +}
> +
> +/* CMI8328 configuration registers */
> +#define CFG1 0x61
> +#define CFG1_SB_DISABLE (1 << 0)
> +#define CFG1_GAMEPORT (1 << 1)
> +/*
> + * bit 0: SB: 0=enabled, 1=disabled
> + * bit 1: gameport: 0=disabled, 1=enabled
> + * bits 2-4: SB IRQ: 001=3, 010=5, 011=7, 100=9, 101=10, 110=11
> + * bits 5-6: SB DMA: 00=disabled (when SB disabled), 01=DMA0, 10=DMA1, 11=DMA3
> + * bit 7: SB port: 0=0x220, 1=0x240
> + */
> +#define CFG2 0x62
> +#define CFG2_MPU_ENABLE (1 << 2)
> +/*
> + * bits 0-1: CD-ROM mode: 00=disabled, 01=Panasonic, 10=Sony/Mitsumi/Wearnes,
> + 11=IDE
> + * bit 2: MPU401: 0=disabled, 1=enabled
> + * bits 3-4: MPU401 IRQ: 00=3, 01=5, 10=7, 11=9,
> + * bits 5-7: MPU401 port: 000=0x300, 001=0x310, 010=0x320, 011=0x330, 100=0x332,
> + 101=0x334, 110=0x336
> + */
> +#define CFG3 0x63
> +/*
> + * bits 0-2: CD-ROM IRQ: 000=disabled, 001=3, 010=5, 011=7, 100=9, 101=10,
> + 110=11
> + * bits 3-4: CD-ROM DMA: 00=disabled, 01=DMA0, 10=DMA1, 11=DMA3
> + * bits 5-7: CD-ROM port: 000=0x300, 001=0x310, 010=0x320, 011=0x330, 100=0x340,
> + 101=0x350, 110=0x360, 111=0x370
> + */
> +
> +static u8 snd_cmi8328_cfg_read(u16 port, u8 reg)
> +{
> + outb(0x43, port + 3);
> + outb(0x21, port + 3);
> + outb(reg, port + 3);
> + return inb(port);
> +}
> +
> +static void snd_cmi8328_cfg_write(u16 port, u8 reg, u8 val)
> +{
> + outb(0x43, port + 3);
> + outb(0x21, port + 3);
> + outb(reg, port + 3);
> + outb(val, port + 3); /* yes, value goes to the same port as index */
> +}
> +
> +static void snd_cmi8328_cfg_save(u16 port, u8 cfg[])
> +{
> + cfg[0] = snd_cmi8328_cfg_read(port, CFG1);
> + cfg[1] = snd_cmi8328_cfg_read(port, CFG2);
> + cfg[2] = snd_cmi8328_cfg_read(port, CFG3);
> +}
> +
> +static void snd_cmi8328_cfg_restore(u16 port, u8 cfg[])
> +{
> + snd_cmi8328_cfg_write(port, CFG1, cfg[0]);
> + snd_cmi8328_cfg_write(port, CFG2, cfg[1]);
> + snd_cmi8328_cfg_write(port, CFG3, cfg[2]);
> +}
> +
> +static int __devinit snd_cmi8328_mixer(struct snd_wss *chip)
> +{
> + struct snd_card *card;
> + struct snd_ctl_elem_id id1, id2;
> + int err;
> +
> + card = chip->card;
> +
> + memset(&id1, 0, sizeof(id1));
> + memset(&id2, 0, sizeof(id2));
> + id1.iface = id2.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
> + /* rename AUX0 switch to CD */
> + strcpy(id1.name, "Aux Playback Switch");
> + strcpy(id2.name, "CD Playback Switch");
> + err = snd_ctl_rename_id(card, &id1, &id2);
> + if (err < 0) {
> + snd_printk(KERN_ERR "error renaming control\n");
> + return err;
> + }
> + /* rename AUX0 volume to CD */
> + strcpy(id1.name, "Aux Playback Volume");
> + strcpy(id2.name, "CD Playback Volume");
> + err = snd_ctl_rename_id(card, &id1, &id2);
> + if (err < 0) {
> + snd_printk(KERN_ERR "error renaming control\n");
> + return err;
> + }
> + /* rename AUX1 switch to Synth */
> + strcpy(id1.name, "Aux Playback Switch");
> + id1.index = 1;
> + strcpy(id2.name, "Synth Playback Switch");
> + err = snd_ctl_rename_id(card, &id1, &id2);
> + if (err < 0) {
> + snd_printk(KERN_ERR "error renaming control\n");
> + return err;
> + }
> + /* rename AUX1 volume to Synth */
> + strcpy(id1.name, "Aux Playback Volume");
> + id1.index = 1;
> + strcpy(id2.name, "Synth Playback Volume");
> + err = snd_ctl_rename_id(card, &id1, &id2);
> + if (err < 0) {
> + snd_printk(KERN_ERR "error renaming control\n");
> + return err;
> + }
> +
> + return 0;
> +}
> +
> +/* find index of an item in "-1"-ended array */
> +int array_find(int array[], int item)
> +{
> + int i;
> +
> + for (i = 0; array[i] != -1; i++)
> + if (array[i] == item)
> + return i;
> +
> + return -1;
> +}
> +
> +static int __devinit snd_cmi8328_probe(struct device *pdev, unsigned int ndev)
> +{
> + struct snd_card *card;
> + struct snd_opl3 *opl3;
> + struct snd_cmi8328 *cmi;
> +#ifdef SUPPORT_JOYSTICK
> + struct resource *res;
> +#endif
> + int err, pos;
> + static int mpu_ports[] = { 0x330, 0x300, 0x310, 0x320, 0x332, 0x334,
> + 0x336, -1 };
> + static u8 mpu_port_bits[] = { 3, 0, 1, 2, 4, 5, 6 };
> + static int mpu_irqs[] = { 9, 7, 5, 3, -1 };
> + static u8 mpu_irq_bits[] = { 3, 2, 1, 0 };
> + static int irqs[] = { 9, 10, 11, 7, -1 };
> + static u8 irq_bits[] = { 2, 3, 4, 1 };
> + static int dma1s[] = { 3, 1, 0, -1 };
> + static u8 dma_bits[] = { 3, 2, 1 };
> + static int dma2s[][2] = { {1, -1}, {0, -1}, {-1, -1}, {0, -1} };
> + u16 port = cmi8328_ports[ndev];
> + u8 val;
> +
> + /* 0xff is invalid configuration (but settable - hope it isn't set) */
> + if (snd_cmi8328_cfg_read(port, CFG1) == 0xff)
> + return -ENODEV;
> + /* the SB disable bit must NEVER EVER be cleared or the WSS dies */
> + snd_cmi8328_cfg_write(port, CFG1, CFG1_SB_DISABLE);
> + if (snd_cmi8328_cfg_read(port, CFG1) != CFG1_SB_DISABLE)
> + return -ENODEV;
> + /* disable everything first */
> + snd_cmi8328_cfg_write(port, CFG2, 0); /* disable CDROM and MPU401 */
> + snd_cmi8328_cfg_write(port, CFG3, 0); /* disable CDROM IRQ and DMA */
> +
> + if (irq[ndev] == SNDRV_AUTO_IRQ) {
> + irq[ndev] = snd_legacy_find_free_irq(irqs);
> + if (irq[ndev] < 0) {
> + snd_printk(KERN_ERR "unable to find a free IRQ\n");
> + return -EBUSY;
> + }
> + }
> + if (dma1[ndev] == SNDRV_AUTO_DMA) {
> + dma1[ndev] = snd_legacy_find_free_dma(dma1s);
> + if (dma1[ndev] < 0) {
> + snd_printk(KERN_ERR "unable to find a free DMA1\n");
> + return -EBUSY;
> + }
> + }
> + if (dma2[ndev] == SNDRV_AUTO_DMA) {
> + dma2[ndev] = snd_legacy_find_free_dma(dma2s[dma1[ndev] % 4]);
> + if (dma2[ndev] < 0) {
> + snd_printk(KERN_WARNING "unable to find a free DMA2, full-duplex will not work\n");
> + dma2[ndev] = -1;
> + }
> + }
> + /* configure WSS IRQ... */
> + pos = array_find(irqs, irq[ndev]);
> + if (pos < 0) {
> + snd_printk(KERN_ERR "invalid IRQ %d\n", irq[ndev]);
> + return -EINVAL;
> + }
> + val = irq_bits[pos] << 3;
> + /* ...and DMA... */
> + pos = array_find(dma1s, dma1[ndev]);
> + if (pos < 0) {
> + snd_printk(KERN_ERR "invalid DMA1 %d\n", dma1[ndev]);
> + return -EINVAL;
> + }
> + val |= dma_bits[pos];
> + /* ...and DMA2 */
> + if (dma2[ndev] >= 0 && dma1[ndev] != dma2[ndev]) {
> + pos = array_find(dma2s[dma1[ndev]], dma2[ndev]);
> + if (pos < 0) {
> + snd_printk(KERN_ERR "invalid DMA2 %d\n", dma2[ndev]);
> + return -EINVAL;
> + }
> + val |= 0x04; /* enable separate capture DMA */
> + }
> + outb(val, port);
> +
> + err = snd_card_create(index[ndev], id[ndev], THIS_MODULE,
> + sizeof(struct snd_cmi8328), &card);
> + if (err < 0)
> + return err;
> + cmi = card->private_data;
> + cmi->card = card;
> + cmi->port = port;
> + cmi->wss_cfg = val;
> + snd_card_set_dev(card, pdev);
> +
> + err = snd_wss_create(card, port + 4, -1, irq[ndev], dma1[ndev],
> + dma2[ndev], WSS_HW_DETECT, 0, &cmi->wss);
> + if (err < 0)
> + goto error;
> +
> + err = snd_wss_pcm(cmi->wss, 0, NULL);
> + if (err < 0)
> + goto error;
> +
> + err = snd_wss_mixer(cmi->wss);
> + if (err < 0)
> + goto error;
> + err = snd_cmi8328_mixer(cmi->wss);
> + if (err < 0)
> + goto error;
> +
> + if (snd_wss_timer(cmi->wss, 0, NULL) < 0)
> + snd_printk(KERN_WARNING "error initializing WSS timer\n");
> +
> + if (mpuport[ndev] == SNDRV_AUTO_PORT) {
> + mpuport[ndev] = snd_legacy_find_free_ioport(mpu_ports, 2);
> + if (mpuport[ndev] < 0)
> + snd_printk(KERN_ERR "unable to find a free MPU401 port\n");
> + }
> + if (mpuirq[ndev] == SNDRV_AUTO_IRQ) {
> + mpuirq[ndev] = snd_legacy_find_free_irq(mpu_irqs);
> + if (mpuirq[ndev] < 0)
> + snd_printk(KERN_ERR "unable to find a free MPU401 IRQ\n");
> + }
> + /* enable and configure MPU401 */
> + if (mpuport[ndev] > 0 && mpuirq[ndev] > 0) {
> + val = CFG2_MPU_ENABLE;
> + pos = array_find(mpu_ports, mpuport[ndev]);
> + if (pos < 0)
> + snd_printk(KERN_WARNING "invalid MPU401 port 0x%lx\n",
> + mpuport[ndev]);
> + else {
> + val |= mpu_port_bits[pos] << 5;
> + pos = array_find(mpu_irqs, mpuirq[ndev]);
> + if (pos < 0)
> + snd_printk(KERN_WARNING "invalid MPU401 IRQ %d\n",
> + mpuirq[ndev]);
> + else {
> + val |= mpu_irq_bits[pos] << 3;
> + snd_cmi8328_cfg_write(port, CFG2, val);
> + if (snd_mpu401_uart_new(card, 0,
> + MPU401_HW_MPU401, mpuport[ndev],
> + 0, mpuirq[ndev], NULL) < 0)
> + snd_printk(KERN_ERR "error initializing MPU401\n");
> + }
> + }
> + }
> + /* OPL3 is hardwired to 0x388 and cannot be disabled */
> + if (snd_opl3_create(card, 0x388, 0x38a, OPL3_HW_AUTO, 0, &opl3) < 0)
> + snd_printk(KERN_ERR "error initializing OPL3\n");
> + else
> + if (snd_opl3_hwdep_new(opl3, 0, 1, NULL) < 0)
> + snd_printk(KERN_WARNING "error initializing OPL3 hwdep\n");
> +
> + strcpy(card->driver, "CMI8328");
> + strcpy(card->shortname, "C-Media CMI8328");
> + sprintf(card->longname, "%s at 0x%lx, irq %d, dma %d,%d",
> + card->shortname, cmi->wss->port, irq[ndev], dma1[ndev],
> + (dma2[ndev] >= 0) ? dma2[ndev] : dma1[ndev]);
> +
> + dev_set_drvdata(pdev, card);
> + err = snd_card_register(card);
> + if (err < 0)
> + goto error;
> +#ifdef SUPPORT_JOYSTICK
> + if (!gameport[ndev])
> + return 0;
> + /* gameport is hardwired to 0x200 */
> + res = request_region(0x200, 8, "CMI8328 gameport");
> + if (!res)
> + snd_printk(KERN_WARNING "unable to allocate gameport I/O port\n");
> + else {
> + struct gameport *gp = cmi->gameport = gameport_allocate_port();
> + if (!cmi->gameport)
> + release_and_free_resource(res);
> + else {
> + gameport_set_name(gp, "CMI8328 Gameport");
> + gameport_set_phys(gp, "%s/gameport0", dev_name(pdev));
> + gameport_set_dev_parent(gp, pdev);
> + gp->io = 0x200;
> + gameport_set_port_data(gp, res);
> + /* Enable gameport */
> + snd_cmi8328_cfg_write(port, CFG1,
> + CFG1_SB_DISABLE | CFG1_GAMEPORT);
> + gameport_register_port(gp);
> + }
> + }
> +#endif
> + return 0;
> +error:
> + snd_card_free(card);
> +
> + return err;
> +}
> +
> +static int __devexit snd_cmi8328_remove(struct device *pdev, unsigned int dev)
> +{
> + struct snd_card *card = dev_get_drvdata(pdev);
> +#ifdef SUPPORT_JOYSTICK
> + struct snd_cmi8328 *cmi = card->private_data;
> + if (cmi->gameport) {
> + struct resource *res = gameport_get_port_data(cmi->gameport);
> + gameport_unregister_port(cmi->gameport);
> + release_and_free_resource(res);
> + }
> +#endif
> + /* disable everything */
> + snd_cmi8328_cfg_write(cmi->port, CFG1, CFG1_SB_DISABLE);
> + snd_cmi8328_cfg_write(cmi->port, CFG2, 0);
> + snd_cmi8328_cfg_write(cmi->port, CFG3, 0);
> + snd_card_free(card);
> + dev_set_drvdata(pdev, NULL);
> + return 0;
> +}
> +
> +#ifdef CONFIG_PM
> +static int snd_cmi8328_suspend(struct device *pdev, unsigned int n,
> + pm_message_t state)
> +{
> + struct snd_card *card = dev_get_drvdata(pdev);
> + struct snd_cmi8328 *cmi;
> +
> + if (!card) /* ignore absent devices */
> + return 0;
> + cmi = card->private_data;
> + snd_cmi8328_cfg_save(cmi->port, cmi->cfg);
> + snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
> + snd_pcm_suspend_all(cmi->wss->pcm);
> + cmi->wss->suspend(cmi->wss);
> +
> + return 0;
> +}
> +
> +static int snd_cmi8328_resume(struct device *pdev, unsigned int n)
> +{
> + struct snd_card *card = dev_get_drvdata(pdev);
> + struct snd_cmi8328 *cmi;
> +
> + if (!card) /* ignore absent devices */
> + return 0;
> + cmi = card->private_data;
> + snd_cmi8328_cfg_restore(cmi->port, cmi->cfg);
> + outb(cmi->wss_cfg, cmi->port);
> + cmi->wss->resume(cmi->wss);
> + snd_power_change_state(card, SNDRV_CTL_POWER_D0);
> +
> + return 0;
> +}
> +#endif
> +
> +static struct isa_driver snd_cmi8328_driver = {
> + .probe = snd_cmi8328_probe,
> + .remove = __devexit_p(snd_cmi8328_remove),
> +#ifdef CONFIG_PM
> + .suspend = snd_cmi8328_suspend,
> + .resume = snd_cmi8328_resume,
> +#endif
> + .driver = {
> + .name = "cmi8328"
> + },
> +};
> +
> +static int __init alsa_card_cmi8328_init(void)
> +{
> + return isa_register_driver(&snd_cmi8328_driver, CMI8328_MAX);
> +}
> +
> +static void __exit alsa_card_cmi8328_exit(void)
> +{
> + isa_unregister_driver(&snd_cmi8328_driver);
> +}
> +
> +module_init(alsa_card_cmi8328_init)
> +module_exit(alsa_card_cmi8328_exit)
>
>
> --
> Ondrej Zary
> _______________________________________________
> Alsa-devel mailing list
> Alsa-devel@xxxxxxxxxxxxxxxx
> http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
>
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