diff options
Diffstat (limited to 'ANDROID_3.4.5/sound/pci/lola/lola.c')
| -rw-r--r-- | ANDROID_3.4.5/sound/pci/lola/lola.c | 791 |
1 files changed, 0 insertions, 791 deletions
diff --git a/ANDROID_3.4.5/sound/pci/lola/lola.c b/ANDROID_3.4.5/sound/pci/lola/lola.c deleted file mode 100644 index 37598273..00000000 --- a/ANDROID_3.4.5/sound/pci/lola/lola.c +++ /dev/null @@ -1,791 +0,0 @@ -/* - * Support for Digigram Lola PCI-e boards - * - * Copyright (c) 2011 Takashi Iwai <tiwai@suse.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/kernel.h> -#include <linux/init.h> -#include <linux/module.h> -#include <linux/dma-mapping.h> -#include <linux/delay.h> -#include <linux/interrupt.h> -#include <linux/slab.h> -#include <linux/pci.h> -#include <sound/core.h> -#include <sound/control.h> -#include <sound/pcm.h> -#include <sound/initval.h> -#include "lola.h" - -/* Standard options */ -static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; -static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; -static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; - -module_param_array(index, int, NULL, 0444); -MODULE_PARM_DESC(index, "Index value for Digigram Lola driver."); -module_param_array(id, charp, NULL, 0444); -MODULE_PARM_DESC(id, "ID string for Digigram Lola driver."); -module_param_array(enable, bool, NULL, 0444); -MODULE_PARM_DESC(enable, "Enable Digigram Lola driver."); - -/* Lola-specific options */ - -/* for instance use always max granularity which is compatible - * with all sample rates - */ -static int granularity[SNDRV_CARDS] = { - [0 ... (SNDRV_CARDS - 1)] = LOLA_GRANULARITY_MAX -}; - -/* below a sample_rate of 16kHz the analogue audio quality is NOT excellent */ -static int sample_rate_min[SNDRV_CARDS] = { - [0 ... (SNDRV_CARDS - 1) ] = 16000 -}; - -module_param_array(granularity, int, NULL, 0444); -MODULE_PARM_DESC(granularity, "Granularity value"); -module_param_array(sample_rate_min, int, NULL, 0444); -MODULE_PARM_DESC(sample_rate_min, "Minimal sample rate"); - -/* - */ - -MODULE_LICENSE("GPL"); -MODULE_SUPPORTED_DEVICE("{{Digigram, Lola}}"); -MODULE_DESCRIPTION("Digigram Lola driver"); -MODULE_AUTHOR("Takashi Iwai <tiwai@suse.de>"); - -#ifdef CONFIG_SND_DEBUG_VERBOSE -static int debug; -module_param(debug, int, 0644); -#define verbose_debug(fmt, args...) \ - do { if (debug > 1) printk(KERN_DEBUG SFX fmt, ##args); } while (0) -#else -#define verbose_debug(fmt, args...) -#endif - -/* - * pseudo-codec read/write via CORB/RIRB - */ - -static int corb_send_verb(struct lola *chip, unsigned int nid, - unsigned int verb, unsigned int data, - unsigned int extdata) -{ - unsigned long flags; - int ret = -EIO; - - chip->last_cmd_nid = nid; - chip->last_verb = verb; - chip->last_data = data; - chip->last_extdata = extdata; - data |= (nid << 20) | (verb << 8); - - spin_lock_irqsave(&chip->reg_lock, flags); - if (chip->rirb.cmds < LOLA_CORB_ENTRIES - 1) { - unsigned int wp = chip->corb.wp + 1; - wp %= LOLA_CORB_ENTRIES; - chip->corb.wp = wp; - chip->corb.buf[wp * 2] = cpu_to_le32(data); - chip->corb.buf[wp * 2 + 1] = cpu_to_le32(extdata); - lola_writew(chip, BAR0, CORBWP, wp); - chip->rirb.cmds++; - smp_wmb(); - ret = 0; - } - spin_unlock_irqrestore(&chip->reg_lock, flags); - return ret; -} - -static void lola_queue_unsol_event(struct lola *chip, unsigned int res, - unsigned int res_ex) -{ - lola_update_ext_clock_freq(chip, res); -} - -/* retrieve RIRB entry - called from interrupt handler */ -static void lola_update_rirb(struct lola *chip) -{ - unsigned int rp, wp; - u32 res, res_ex; - - wp = lola_readw(chip, BAR0, RIRBWP); - if (wp == chip->rirb.wp) - return; - chip->rirb.wp = wp; - - while (chip->rirb.rp != wp) { - chip->rirb.rp++; - chip->rirb.rp %= LOLA_CORB_ENTRIES; - - rp = chip->rirb.rp << 1; /* an RIRB entry is 8-bytes */ - res_ex = le32_to_cpu(chip->rirb.buf[rp + 1]); - res = le32_to_cpu(chip->rirb.buf[rp]); - if (res_ex & LOLA_RIRB_EX_UNSOL_EV) - lola_queue_unsol_event(chip, res, res_ex); - else if (chip->rirb.cmds) { - chip->res = res; - chip->res_ex = res_ex; - smp_wmb(); - chip->rirb.cmds--; - } - } -} - -static int rirb_get_response(struct lola *chip, unsigned int *val, - unsigned int *extval) -{ - unsigned long timeout; - - again: - timeout = jiffies + msecs_to_jiffies(1000); - for (;;) { - if (chip->polling_mode) { - spin_lock_irq(&chip->reg_lock); - lola_update_rirb(chip); - spin_unlock_irq(&chip->reg_lock); - } - if (!chip->rirb.cmds) { - *val = chip->res; - if (extval) - *extval = chip->res_ex; - verbose_debug("get_response: %x, %x\n", - chip->res, chip->res_ex); - if (chip->res_ex & LOLA_RIRB_EX_ERROR) { - printk(KERN_WARNING SFX "RIRB ERROR: " - "NID=%x, verb=%x, data=%x, ext=%x\n", - chip->last_cmd_nid, - chip->last_verb, chip->last_data, - chip->last_extdata); - return -EIO; - } - return 0; - } - if (time_after(jiffies, timeout)) - break; - udelay(20); - cond_resched(); - } - printk(KERN_WARNING SFX "RIRB response error\n"); - if (!chip->polling_mode) { - printk(KERN_WARNING SFX "switching to polling mode\n"); - chip->polling_mode = 1; - goto again; - } - return -EIO; -} - -/* aynchronous write of a codec verb with data */ -int lola_codec_write(struct lola *chip, unsigned int nid, unsigned int verb, - unsigned int data, unsigned int extdata) -{ - verbose_debug("codec_write NID=%x, verb=%x, data=%x, ext=%x\n", - nid, verb, data, extdata); - return corb_send_verb(chip, nid, verb, data, extdata); -} - -/* write a codec verb with data and read the returned status */ -int lola_codec_read(struct lola *chip, unsigned int nid, unsigned int verb, - unsigned int data, unsigned int extdata, - unsigned int *val, unsigned int *extval) -{ - int err; - - verbose_debug("codec_read NID=%x, verb=%x, data=%x, ext=%x\n", - nid, verb, data, extdata); - err = corb_send_verb(chip, nid, verb, data, extdata); - if (err < 0) - return err; - err = rirb_get_response(chip, val, extval); - return err; -} - -/* flush all pending codec writes */ -int lola_codec_flush(struct lola *chip) -{ - unsigned int tmp; - return rirb_get_response(chip, &tmp, NULL); -} - -/* - * interrupt handler - */ -static irqreturn_t lola_interrupt(int irq, void *dev_id) -{ - struct lola *chip = dev_id; - unsigned int notify_ins, notify_outs, error_ins, error_outs; - int handled = 0; - int i; - - notify_ins = notify_outs = error_ins = error_outs = 0; - spin_lock(&chip->reg_lock); - for (;;) { - unsigned int status, in_sts, out_sts; - unsigned int reg; - - status = lola_readl(chip, BAR1, DINTSTS); - if (!status || status == -1) - break; - - in_sts = lola_readl(chip, BAR1, DIINTSTS); - out_sts = lola_readl(chip, BAR1, DOINTSTS); - - /* clear Input Interrupts */ - for (i = 0; in_sts && i < chip->pcm[CAPT].num_streams; i++) { - if (!(in_sts & (1 << i))) - continue; - in_sts &= ~(1 << i); - reg = lola_dsd_read(chip, i, STS); - if (reg & LOLA_DSD_STS_DESE) /* error */ - error_ins |= (1 << i); - if (reg & LOLA_DSD_STS_BCIS) /* notify */ - notify_ins |= (1 << i); - /* clear */ - lola_dsd_write(chip, i, STS, reg); - } - - /* clear Output Interrupts */ - for (i = 0; out_sts && i < chip->pcm[PLAY].num_streams; i++) { - if (!(out_sts & (1 << i))) - continue; - out_sts &= ~(1 << i); - reg = lola_dsd_read(chip, i + MAX_STREAM_IN_COUNT, STS); - if (reg & LOLA_DSD_STS_DESE) /* error */ - error_outs |= (1 << i); - if (reg & LOLA_DSD_STS_BCIS) /* notify */ - notify_outs |= (1 << i); - lola_dsd_write(chip, i + MAX_STREAM_IN_COUNT, STS, reg); - } - - if (status & LOLA_DINT_CTRL) { - unsigned char rbsts; /* ring status is byte access */ - rbsts = lola_readb(chip, BAR0, RIRBSTS); - rbsts &= LOLA_RIRB_INT_MASK; - if (rbsts) - lola_writeb(chip, BAR0, RIRBSTS, rbsts); - rbsts = lola_readb(chip, BAR0, CORBSTS); - rbsts &= LOLA_CORB_INT_MASK; - if (rbsts) - lola_writeb(chip, BAR0, CORBSTS, rbsts); - - lola_update_rirb(chip); - } - - if (status & (LOLA_DINT_FIFOERR | LOLA_DINT_MUERR)) { - /* clear global fifo error interrupt */ - lola_writel(chip, BAR1, DINTSTS, - (status & (LOLA_DINT_FIFOERR | LOLA_DINT_MUERR))); - } - handled = 1; - } - spin_unlock(&chip->reg_lock); - - lola_pcm_update(chip, &chip->pcm[CAPT], notify_ins); - lola_pcm_update(chip, &chip->pcm[PLAY], notify_outs); - - return IRQ_RETVAL(handled); -} - - -/* - * controller - */ -static int reset_controller(struct lola *chip) -{ - unsigned int gctl = lola_readl(chip, BAR0, GCTL); - unsigned long end_time; - - if (gctl) { - /* to be sure */ - lola_writel(chip, BAR1, BOARD_MODE, 0); - return 0; - } - - chip->cold_reset = 1; - lola_writel(chip, BAR0, GCTL, LOLA_GCTL_RESET); - end_time = jiffies + msecs_to_jiffies(200); - do { - msleep(1); - gctl = lola_readl(chip, BAR0, GCTL); - if (gctl) - break; - } while (time_before(jiffies, end_time)); - if (!gctl) { - printk(KERN_ERR SFX "cannot reset controller\n"); - return -EIO; - } - return 0; -} - -static void lola_irq_enable(struct lola *chip) -{ - unsigned int val; - - /* enalbe all I/O streams */ - val = (1 << chip->pcm[PLAY].num_streams) - 1; - lola_writel(chip, BAR1, DOINTCTL, val); - val = (1 << chip->pcm[CAPT].num_streams) - 1; - lola_writel(chip, BAR1, DIINTCTL, val); - - /* enable global irqs */ - val = LOLA_DINT_GLOBAL | LOLA_DINT_CTRL | LOLA_DINT_FIFOERR | - LOLA_DINT_MUERR; - lola_writel(chip, BAR1, DINTCTL, val); -} - -static void lola_irq_disable(struct lola *chip) -{ - lola_writel(chip, BAR1, DINTCTL, 0); - lola_writel(chip, BAR1, DIINTCTL, 0); - lola_writel(chip, BAR1, DOINTCTL, 0); -} - -static int setup_corb_rirb(struct lola *chip) -{ - int err; - unsigned char tmp; - unsigned long end_time; - - err = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, - snd_dma_pci_data(chip->pci), - PAGE_SIZE, &chip->rb); - if (err < 0) - return err; - - chip->corb.addr = chip->rb.addr; - chip->corb.buf = (u32 *)chip->rb.area; - chip->rirb.addr = chip->rb.addr + 2048; - chip->rirb.buf = (u32 *)(chip->rb.area + 2048); - - /* disable ringbuffer DMAs */ - lola_writeb(chip, BAR0, RIRBCTL, 0); - lola_writeb(chip, BAR0, CORBCTL, 0); - - end_time = jiffies + msecs_to_jiffies(200); - do { - if (!lola_readb(chip, BAR0, RIRBCTL) && - !lola_readb(chip, BAR0, CORBCTL)) - break; - msleep(1); - } while (time_before(jiffies, end_time)); - - /* CORB set up */ - lola_writel(chip, BAR0, CORBLBASE, (u32)chip->corb.addr); - lola_writel(chip, BAR0, CORBUBASE, upper_32_bits(chip->corb.addr)); - /* set the corb size to 256 entries */ - lola_writeb(chip, BAR0, CORBSIZE, 0x02); - /* set the corb write pointer to 0 */ - lola_writew(chip, BAR0, CORBWP, 0); - /* reset the corb hw read pointer */ - lola_writew(chip, BAR0, CORBRP, LOLA_RBRWP_CLR); - /* enable corb dma */ - lola_writeb(chip, BAR0, CORBCTL, LOLA_RBCTL_DMA_EN); - /* clear flags if set */ - tmp = lola_readb(chip, BAR0, CORBSTS) & LOLA_CORB_INT_MASK; - if (tmp) - lola_writeb(chip, BAR0, CORBSTS, tmp); - chip->corb.wp = 0; - - /* RIRB set up */ - lola_writel(chip, BAR0, RIRBLBASE, (u32)chip->rirb.addr); - lola_writel(chip, BAR0, RIRBUBASE, upper_32_bits(chip->rirb.addr)); - /* set the rirb size to 256 entries */ - lola_writeb(chip, BAR0, RIRBSIZE, 0x02); - /* reset the rirb hw write pointer */ - lola_writew(chip, BAR0, RIRBWP, LOLA_RBRWP_CLR); - /* set N=1, get RIRB response interrupt for new entry */ - lola_writew(chip, BAR0, RINTCNT, 1); - /* enable rirb dma and response irq */ - lola_writeb(chip, BAR0, RIRBCTL, LOLA_RBCTL_DMA_EN | LOLA_RBCTL_IRQ_EN); - /* clear flags if set */ - tmp = lola_readb(chip, BAR0, RIRBSTS) & LOLA_RIRB_INT_MASK; - if (tmp) - lola_writeb(chip, BAR0, RIRBSTS, tmp); - chip->rirb.rp = chip->rirb.cmds = 0; - - return 0; -} - -static void stop_corb_rirb(struct lola *chip) -{ - /* disable ringbuffer DMAs */ - lola_writeb(chip, BAR0, RIRBCTL, 0); - lola_writeb(chip, BAR0, CORBCTL, 0); -} - -static void lola_reset_setups(struct lola *chip) -{ - /* update the granularity */ - lola_set_granularity(chip, chip->granularity, true); - /* update the sample clock */ - lola_set_clock_index(chip, chip->clock.cur_index); - /* enable unsolicited events of the clock widget */ - lola_enable_clock_events(chip); - /* update the analog gains */ - lola_setup_all_analog_gains(chip, CAPT, false); /* input, update */ - /* update SRC configuration if applicable */ - lola_set_src_config(chip, chip->input_src_mask, false); - /* update the analog outputs */ - lola_setup_all_analog_gains(chip, PLAY, false); /* output, update */ -} - -static int __devinit lola_parse_tree(struct lola *chip) -{ - unsigned int val; - int nid, err; - - err = lola_read_param(chip, 0, LOLA_PAR_VENDOR_ID, &val); - if (err < 0) { - printk(KERN_ERR SFX "Can't read VENDOR_ID\n"); - return err; - } - val >>= 16; - if (val != 0x1369) { - printk(KERN_ERR SFX "Unknown codec vendor 0x%x\n", val); - return -EINVAL; - } - - err = lola_read_param(chip, 1, LOLA_PAR_FUNCTION_TYPE, &val); - if (err < 0) { - printk(KERN_ERR SFX "Can't read FUNCTION_TYPE for 0x%x\n", nid); - return err; - } - if (val != 1) { - printk(KERN_ERR SFX "Unknown function type %d\n", val); - return -EINVAL; - } - - err = lola_read_param(chip, 1, LOLA_PAR_SPECIFIC_CAPS, &val); - if (err < 0) { - printk(KERN_ERR SFX "Can't read SPECCAPS\n"); - return err; - } - chip->lola_caps = val; - chip->pin[CAPT].num_pins = LOLA_AFG_INPUT_PIN_COUNT(chip->lola_caps); - chip->pin[PLAY].num_pins = LOLA_AFG_OUTPUT_PIN_COUNT(chip->lola_caps); - snd_printdd(SFX "speccaps=0x%x, pins in=%d, out=%d\n", - chip->lola_caps, - chip->pin[CAPT].num_pins, chip->pin[PLAY].num_pins); - - if (chip->pin[CAPT].num_pins > MAX_AUDIO_INOUT_COUNT || - chip->pin[PLAY].num_pins > MAX_AUDIO_INOUT_COUNT) { - printk(KERN_ERR SFX "Invalid Lola-spec caps 0x%x\n", val); - return -EINVAL; - } - - nid = 0x02; - err = lola_init_pcm(chip, CAPT, &nid); - if (err < 0) - return err; - err = lola_init_pcm(chip, PLAY, &nid); - if (err < 0) - return err; - - err = lola_init_pins(chip, CAPT, &nid); - if (err < 0) - return err; - err = lola_init_pins(chip, PLAY, &nid); - if (err < 0) - return err; - - if (LOLA_AFG_CLOCK_WIDGET_PRESENT(chip->lola_caps)) { - err = lola_init_clock_widget(chip, nid); - if (err < 0) - return err; - nid++; - } - if (LOLA_AFG_MIXER_WIDGET_PRESENT(chip->lola_caps)) { - err = lola_init_mixer_widget(chip, nid); - if (err < 0) - return err; - nid++; - } - - /* enable unsolicited events of the clock widget */ - err = lola_enable_clock_events(chip); - if (err < 0) - return err; - - /* if last ResetController was not a ColdReset, we don't know - * the state of the card; initialize here again - */ - if (!chip->cold_reset) { - lola_reset_setups(chip); - chip->cold_reset = 1; - } else { - /* set the granularity if it is not the default */ - if (chip->granularity != LOLA_GRANULARITY_MIN) - lola_set_granularity(chip, chip->granularity, true); - } - - return 0; -} - -static void lola_stop_hw(struct lola *chip) -{ - stop_corb_rirb(chip); - lola_irq_disable(chip); -} - -static void lola_free(struct lola *chip) -{ - if (chip->initialized) - lola_stop_hw(chip); - lola_free_pcm(chip); - lola_free_mixer(chip); - if (chip->irq >= 0) - free_irq(chip->irq, (void *)chip); - if (chip->bar[0].remap_addr) - iounmap(chip->bar[0].remap_addr); - if (chip->bar[1].remap_addr) - iounmap(chip->bar[1].remap_addr); - if (chip->rb.area) - snd_dma_free_pages(&chip->rb); - pci_release_regions(chip->pci); - pci_disable_device(chip->pci); - kfree(chip); -} - -static int lola_dev_free(struct snd_device *device) -{ - lola_free(device->device_data); - return 0; -} - -static int __devinit lola_create(struct snd_card *card, struct pci_dev *pci, - int dev, struct lola **rchip) -{ - struct lola *chip; - int err; - unsigned int dever; - static struct snd_device_ops ops = { - .dev_free = lola_dev_free, - }; - - *rchip = NULL; - - err = pci_enable_device(pci); - if (err < 0) - return err; - - chip = kzalloc(sizeof(*chip), GFP_KERNEL); - if (!chip) { - snd_printk(KERN_ERR SFX "cannot allocate chip\n"); - pci_disable_device(pci); - return -ENOMEM; - } - - spin_lock_init(&chip->reg_lock); - mutex_init(&chip->open_mutex); - chip->card = card; - chip->pci = pci; - chip->irq = -1; - - chip->granularity = granularity[dev]; - switch (chip->granularity) { - case 8: - chip->sample_rate_max = 48000; - break; - case 16: - chip->sample_rate_max = 96000; - break; - case 32: - chip->sample_rate_max = 192000; - break; - default: - snd_printk(KERN_WARNING SFX - "Invalid granularity %d, reset to %d\n", - chip->granularity, LOLA_GRANULARITY_MAX); - chip->granularity = LOLA_GRANULARITY_MAX; - chip->sample_rate_max = 192000; - break; - } - chip->sample_rate_min = sample_rate_min[dev]; - if (chip->sample_rate_min > chip->sample_rate_max) { - snd_printk(KERN_WARNING SFX - "Invalid sample_rate_min %d, reset to 16000\n", - chip->sample_rate_min); - chip->sample_rate_min = 16000; - } - - err = pci_request_regions(pci, DRVNAME); - if (err < 0) { - kfree(chip); - pci_disable_device(pci); - return err; - } - - chip->bar[0].addr = pci_resource_start(pci, 0); - chip->bar[0].remap_addr = pci_ioremap_bar(pci, 0); - chip->bar[1].addr = pci_resource_start(pci, 2); - chip->bar[1].remap_addr = pci_ioremap_bar(pci, 2); - if (!chip->bar[0].remap_addr || !chip->bar[1].remap_addr) { - snd_printk(KERN_ERR SFX "ioremap error\n"); - err = -ENXIO; - goto errout; - } - - pci_set_master(pci); - - err = reset_controller(chip); - if (err < 0) - goto errout; - - if (request_irq(pci->irq, lola_interrupt, IRQF_SHARED, - KBUILD_MODNAME, chip)) { - printk(KERN_ERR SFX "unable to grab IRQ %d\n", pci->irq); - err = -EBUSY; - goto errout; - } - chip->irq = pci->irq; - synchronize_irq(chip->irq); - - dever = lola_readl(chip, BAR1, DEVER); - chip->pcm[CAPT].num_streams = (dever >> 0) & 0x3ff; - chip->pcm[PLAY].num_streams = (dever >> 10) & 0x3ff; - chip->version = (dever >> 24) & 0xff; - snd_printdd(SFX "streams in=%d, out=%d, version=0x%x\n", - chip->pcm[CAPT].num_streams, chip->pcm[PLAY].num_streams, - chip->version); - - /* Test LOLA_BAR1_DEVER */ - if (chip->pcm[CAPT].num_streams > MAX_STREAM_IN_COUNT || - chip->pcm[PLAY].num_streams > MAX_STREAM_OUT_COUNT || - (!chip->pcm[CAPT].num_streams && - !chip->pcm[PLAY].num_streams)) { - printk(KERN_ERR SFX "invalid DEVER = %x\n", dever); - err = -EINVAL; - goto errout; - } - - err = setup_corb_rirb(chip); - if (err < 0) - goto errout; - - err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops); - if (err < 0) { - snd_printk(KERN_ERR SFX "Error creating device [card]!\n"); - goto errout; - } - - strcpy(card->driver, "Lola"); - strlcpy(card->shortname, "Digigram Lola", sizeof(card->shortname)); - snprintf(card->longname, sizeof(card->longname), - "%s at 0x%lx irq %i", - card->shortname, chip->bar[0].addr, chip->irq); - strcpy(card->mixername, card->shortname); - - lola_irq_enable(chip); - - chip->initialized = 1; - *rchip = chip; - return 0; - - errout: - lola_free(chip); - return err; -} - -static int __devinit lola_probe(struct pci_dev *pci, - const struct pci_device_id *pci_id) -{ - static int dev; - struct snd_card *card; - struct lola *chip; - int err; - - if (dev >= SNDRV_CARDS) - return -ENODEV; - if (!enable[dev]) { - dev++; - return -ENOENT; - } - - err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card); - if (err < 0) { - snd_printk(KERN_ERR SFX "Error creating card!\n"); - return err; - } - - snd_card_set_dev(card, &pci->dev); - - err = lola_create(card, pci, dev, &chip); - if (err < 0) - goto out_free; - card->private_data = chip; - - err = lola_parse_tree(chip); - if (err < 0) - goto out_free; - - err = lola_create_pcm(chip); - if (err < 0) - goto out_free; - - err = lola_create_mixer(chip); - if (err < 0) - goto out_free; - - lola_proc_debug_new(chip); - - err = snd_card_register(card); - if (err < 0) - goto out_free; - - pci_set_drvdata(pci, card); - dev++; - return err; -out_free: - snd_card_free(card); - return err; -} - -static void __devexit lola_remove(struct pci_dev *pci) -{ - snd_card_free(pci_get_drvdata(pci)); - pci_set_drvdata(pci, NULL); -} - -/* PCI IDs */ -static DEFINE_PCI_DEVICE_TABLE(lola_ids) = { - { PCI_VDEVICE(DIGIGRAM, 0x0001) }, - { 0, } -}; -MODULE_DEVICE_TABLE(pci, lola_ids); - -/* pci_driver definition */ -static struct pci_driver driver = { - .name = KBUILD_MODNAME, - .id_table = lola_ids, - .probe = lola_probe, - .remove = __devexit_p(lola_remove), -}; - -static int __init alsa_card_lola_init(void) -{ - return pci_register_driver(&driver); -} - -static void __exit alsa_card_lola_exit(void) -{ - pci_unregister_driver(&driver); -} - -module_init(alsa_card_lola_init) -module_exit(alsa_card_lola_exit) |