diff options
Diffstat (limited to 'sound/isa/cmi8330.c')
| -rw-r--r-- | sound/isa/cmi8330.c | 633 |
1 files changed, 633 insertions, 0 deletions
diff --git a/sound/isa/cmi8330.c b/sound/isa/cmi8330.c new file mode 100644 index 000000000000..46776cc0c157 --- /dev/null +++ b/sound/isa/cmi8330.c @@ -0,0 +1,633 @@ +/* + * Driver for C-Media's CMI8330 soundcards. + * Copyright (c) by George Talusan <gstalusan@uwaterloo.ca> + * http://www.undergrad.math.uwaterloo.ca/~gstalusa + * + * 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 + * + */ + +/* + * NOTES + * + * The extended registers contain mixer settings which are largely + * untapped for the time being. + * + * MPU401 and SPDIF are not supported yet. I don't have the hardware + * to aid in coding and testing, so I won't bother. + * + * To quickly load the module, + * + * modprobe -a snd-cmi8330 sbport=0x220 sbirq=5 sbdma8=1 + * sbdma16=5 wssport=0x530 wssirq=11 wssdma=0 + * + * This card has two mixers and two PCM devices. I've cheesed it such + * that recording and playback can be done through the same device. + * The driver "magically" routes the capturing to the AD1848 codec, + * and playback to the SB16 codec. This allows for full-duplex mode + * to some extent. + * The utilities in alsa-utils are aware of both devices, so passing + * the appropriate parameters to amixer and alsactl will give you + * full control over both mixers. + */ + +#include <sound/driver.h> +#include <linux/init.h> +#include <linux/slab.h> +#include <linux/pnp.h> +#include <linux/moduleparam.h> +#include <sound/core.h> +#include <sound/ad1848.h> +#include <sound/sb.h> +#include <sound/initval.h> + +/* + */ +/* #define ENABLE_SB_MIXER */ +#define PLAYBACK_ON_SB + +/* + */ +MODULE_AUTHOR("George Talusan <gstalusan@uwaterloo.ca>"); +MODULE_DESCRIPTION("C-Media CMI8330"); +MODULE_LICENSE("GPL"); +MODULE_SUPPORTED_DEVICE("{{C-Media,CMI8330,isapnp:{CMI0001,@@@0001,@X@0001}}}"); + +static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; +static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; +static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_ISAPNP; +#ifdef CONFIG_PNP +static int isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1}; +#endif +static long sbport[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; +static int sbirq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; +static int sbdma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; +static int sbdma16[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; +static long wssport[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; +static int wssirq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; +static int wssdma[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; + +module_param_array(index, int, NULL, 0444); +MODULE_PARM_DESC(index, "Index value for CMI8330 soundcard."); +module_param_array(id, charp, NULL, 0444); +MODULE_PARM_DESC(id, "ID string for CMI8330 soundcard."); +module_param_array(enable, bool, NULL, 0444); +MODULE_PARM_DESC(enable, "Enable CMI8330 soundcard."); +#ifdef CONFIG_PNP +module_param_array(isapnp, bool, NULL, 0444); +MODULE_PARM_DESC(isapnp, "PnP detection for specified soundcard."); +#endif + +module_param_array(sbport, long, NULL, 0444); +MODULE_PARM_DESC(sbport, "Port # for CMI8330 SB driver."); +module_param_array(sbirq, int, NULL, 0444); +MODULE_PARM_DESC(sbirq, "IRQ # for CMI8330 SB driver."); +module_param_array(sbdma8, int, NULL, 0444); +MODULE_PARM_DESC(sbdma8, "DMA8 for CMI8330 SB driver."); +module_param_array(sbdma16, int, NULL, 0444); +MODULE_PARM_DESC(sbdma16, "DMA16 for CMI8330 SB driver."); + +module_param_array(wssport, long, NULL, 0444); +MODULE_PARM_DESC(wssport, "Port # for CMI8330 WSS driver."); +module_param_array(wssirq, int, NULL, 0444); +MODULE_PARM_DESC(wssirq, "IRQ # for CMI8330 WSS driver."); +module_param_array(wssdma, int, NULL, 0444); +MODULE_PARM_DESC(wssdma, "DMA for CMI8330 WSS driver."); + +#define CMI8330_RMUX3D 16 +#define CMI8330_MUTEMUX 17 +#define CMI8330_OUTPUTVOL 18 +#define CMI8330_MASTVOL 19 +#define CMI8330_LINVOL 20 +#define CMI8330_CDINVOL 21 +#define CMI8330_WAVVOL 22 +#define CMI8330_RECMUX 23 +#define CMI8330_WAVGAIN 24 +#define CMI8330_LINGAIN 25 +#define CMI8330_CDINGAIN 26 + +static unsigned char snd_cmi8330_image[((CMI8330_CDINGAIN)-16) + 1] = +{ + 0x40, /* 16 - recording mux (SB-mixer-enabled) */ +#ifdef ENABLE_SB_MIXER + 0x40, /* 17 - mute mux (Mode2) */ +#else + 0x0, /* 17 - mute mux */ +#endif + 0x0, /* 18 - vol */ + 0x0, /* 19 - master volume */ + 0x0, /* 20 - line-in volume */ + 0x0, /* 21 - cd-in volume */ + 0x0, /* 22 - wave volume */ + 0x0, /* 23 - mute/rec mux */ + 0x0, /* 24 - wave rec gain */ + 0x0, /* 25 - line-in rec gain */ + 0x0 /* 26 - cd-in rec gain */ +}; + +typedef int (*snd_pcm_open_callback_t)(snd_pcm_substream_t *); + +struct snd_cmi8330 { +#ifdef CONFIG_PNP + struct pnp_dev *cap; + struct pnp_dev *play; +#endif + snd_card_t *card; + ad1848_t *wss; + sb_t *sb; + + snd_pcm_t *pcm; + struct snd_cmi8330_stream { + snd_pcm_ops_t ops; + snd_pcm_open_callback_t open; + void *private_data; /* sb or wss */ + } streams[2]; +}; + +static snd_card_t *snd_cmi8330_legacy[SNDRV_CARDS] = SNDRV_DEFAULT_PTR; + +#ifdef CONFIG_PNP + +static struct pnp_card_device_id snd_cmi8330_pnpids[] = { + { .id = "CMI0001", .devs = { { "@@@0001" }, { "@X@0001" } } }, + { .id = "" } +}; + +MODULE_DEVICE_TABLE(pnp_card, snd_cmi8330_pnpids); + +#endif + + +static struct ad1848_mix_elem snd_cmi8330_controls[] __initdata = { +AD1848_DOUBLE("Master Playback Volume", 0, CMI8330_MASTVOL, CMI8330_MASTVOL, 4, 0, 15, 0), +AD1848_SINGLE("Loud Playback Switch", 0, CMI8330_MUTEMUX, 6, 1, 1), +AD1848_DOUBLE("PCM Playback Switch", 0, AD1848_LEFT_OUTPUT, AD1848_RIGHT_OUTPUT, 7, 7, 1, 1), +AD1848_DOUBLE("PCM Playback Volume", 0, AD1848_LEFT_OUTPUT, AD1848_RIGHT_OUTPUT, 0, 0, 63, 1), +AD1848_DOUBLE("Line Playback Switch", 0, CMI8330_MUTEMUX, CMI8330_MUTEMUX, 4, 3, 1, 0), +AD1848_DOUBLE("Line Playback Volume", 0, CMI8330_LINVOL, CMI8330_LINVOL, 4, 0, 15, 0), +AD1848_DOUBLE("Line Capture Switch", 0, CMI8330_RMUX3D, CMI8330_RMUX3D, 2, 1, 1, 0), +AD1848_DOUBLE("Line Capture Volume", 0, CMI8330_LINGAIN, CMI8330_LINGAIN, 4, 0, 15, 0), +AD1848_DOUBLE("CD Playback Switch", 0, CMI8330_MUTEMUX, CMI8330_MUTEMUX, 2, 1, 1, 0), +AD1848_DOUBLE("CD Capture Switch", 0, CMI8330_RMUX3D, CMI8330_RMUX3D, 4, 3, 1, 0), +AD1848_DOUBLE("CD Playback Volume", 0, CMI8330_CDINVOL, CMI8330_CDINVOL, 4, 0, 15, 0), +AD1848_DOUBLE("CD Capture Volume", 0, CMI8330_CDINGAIN, CMI8330_CDINGAIN, 4, 0, 15, 0), +AD1848_SINGLE("Mic Playback Switch", 0, CMI8330_MUTEMUX, 0, 1, 0), +AD1848_SINGLE("Mic Playback Volume", 0, CMI8330_OUTPUTVOL, 0, 7, 0), +AD1848_SINGLE("Mic Capture Switch", 0, CMI8330_RMUX3D, 0, 1, 0), +AD1848_SINGLE("Mic Capture Volume", 0, CMI8330_OUTPUTVOL, 5, 7, 0), +AD1848_DOUBLE("Wavetable Playback Switch", 0, CMI8330_RECMUX, CMI8330_RECMUX, 1, 0, 1, 0), +AD1848_DOUBLE("Wavetable Playback Volume", 0, CMI8330_WAVVOL, CMI8330_WAVVOL, 4, 0, 15, 0), +AD1848_DOUBLE("Wavetable Capture Switch", 0, CMI8330_RECMUX, CMI8330_RECMUX, 5, 4, 1, 0), +AD1848_DOUBLE("Wavetable Capture Volume", 0, CMI8330_WAVGAIN, CMI8330_WAVGAIN, 4, 0, 15, 0), +AD1848_SINGLE("3D Control - Switch", 0, CMI8330_RMUX3D, 5, 1, 1), +AD1848_SINGLE("PC Speaker Playback Volume", 0, CMI8330_OUTPUTVOL, 3, 3, 0), +AD1848_SINGLE("FM Playback Switch", 0, CMI8330_RECMUX, 3, 1, 1), +AD1848_SINGLE("IEC958 Input Capture Switch", 0, CMI8330_RMUX3D, 7, 1, 1), +AD1848_SINGLE("IEC958 Input Playback Switch", 0, CMI8330_MUTEMUX, 7, 1, 1), +}; + +#ifdef ENABLE_SB_MIXER +static struct sbmix_elem cmi8330_sb_mixers[] __initdata = { +SB_DOUBLE("SB Master Playback Volume", SB_DSP4_MASTER_DEV, (SB_DSP4_MASTER_DEV + 1), 3, 3, 31), +SB_DOUBLE("Tone Control - Bass", SB_DSP4_BASS_DEV, (SB_DSP4_BASS_DEV + 1), 4, 4, 15), +SB_DOUBLE("Tone Control - Treble", SB_DSP4_TREBLE_DEV, (SB_DSP4_TREBLE_DEV + 1), 4, 4, 15), +SB_DOUBLE("SB PCM Playback Volume", SB_DSP4_PCM_DEV, (SB_DSP4_PCM_DEV + 1), 3, 3, 31), +SB_DOUBLE("SB Synth Playback Volume", SB_DSP4_SYNTH_DEV, (SB_DSP4_SYNTH_DEV + 1), 3, 3, 31), +SB_DOUBLE("SB CD Playback Switch", SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 2, 1, 1), +SB_DOUBLE("SB CD Playback Volume", SB_DSP4_CD_DEV, (SB_DSP4_CD_DEV + 1), 3, 3, 31), +SB_DOUBLE("SB Line Playback Switch", SB_DSP4_OUTPUT_SW, SB_DSP4_OUTPUT_SW, 4, 3, 1), +SB_DOUBLE("SB Line Playback Volume", SB_DSP4_LINE_DEV, (SB_DSP4_LINE_DEV + 1), 3, 3, 31), +SB_SINGLE("SB Mic Playback Switch", SB_DSP4_OUTPUT_SW, 0, 1), +SB_SINGLE("SB Mic Playback Volume", SB_DSP4_MIC_DEV, 3, 31), +SB_SINGLE("SB PC Speaker Volume", SB_DSP4_SPEAKER_DEV, 6, 3), +SB_DOUBLE("SB Capture Volume", SB_DSP4_IGAIN_DEV, (SB_DSP4_IGAIN_DEV + 1), 6, 6, 3), +SB_DOUBLE("SB Playback Volume", SB_DSP4_OGAIN_DEV, (SB_DSP4_OGAIN_DEV + 1), 6, 6, 3), +SB_SINGLE("SB Mic Auto Gain", SB_DSP4_MIC_AGC, 0, 1), +}; + +static unsigned char cmi8330_sb_init_values[][2] __initdata = { + { SB_DSP4_MASTER_DEV + 0, 0 }, + { SB_DSP4_MASTER_DEV + 1, 0 }, + { SB_DSP4_PCM_DEV + 0, 0 }, + { SB_DSP4_PCM_DEV + 1, 0 }, + { SB_DSP4_SYNTH_DEV + 0, 0 }, + { SB_DSP4_SYNTH_DEV + 1, 0 }, + { SB_DSP4_INPUT_LEFT, 0 }, + { SB_DSP4_INPUT_RIGHT, 0 }, + { SB_DSP4_OUTPUT_SW, 0 }, + { SB_DSP4_SPEAKER_DEV, 0 }, +}; + + +static int __devinit cmi8330_add_sb_mixers(sb_t *chip) +{ + int idx, err; + unsigned long flags; + + spin_lock_irqsave(&chip->mixer_lock, flags); + snd_sbmixer_write(chip, 0x00, 0x00); /* mixer reset */ + spin_unlock_irqrestore(&chip->mixer_lock, flags); + + /* mute and zero volume channels */ + for (idx = 0; idx < ARRAY_SIZE(cmi8330_sb_init_values); idx++) { + spin_lock_irqsave(&chip->mixer_lock, flags); + snd_sbmixer_write(chip, cmi8330_sb_init_values[idx][0], + cmi8330_sb_init_values[idx][1]); + spin_unlock_irqrestore(&chip->mixer_lock, flags); + } + + for (idx = 0; idx < ARRAY_SIZE(cmi8330_sb_mixers); idx++) { + if ((err = snd_sbmixer_add_ctl_elem(chip, &cmi8330_sb_mixers[idx])) < 0) + return err; + } + return 0; +} +#endif + +static int __devinit snd_cmi8330_mixer(snd_card_t *card, struct snd_cmi8330 *acard) +{ + unsigned int idx; + int err; + + strcpy(card->mixername, "CMI8330/C3D"); + + for (idx = 0; idx < ARRAY_SIZE(snd_cmi8330_controls); idx++) { + if ((err = snd_ad1848_add_ctl_elem(acard->wss, &snd_cmi8330_controls[idx])) < 0) + return err; + } + +#ifdef ENABLE_SB_MIXER + if ((err = cmi8330_add_sb_mixers(acard->sb)) < 0) + return err; +#endif + return 0; +} + +#ifdef CONFIG_PNP +static int __devinit snd_cmi8330_pnp(int dev, struct snd_cmi8330 *acard, + struct pnp_card_link *card, + const struct pnp_card_device_id *id) +{ + struct pnp_dev *pdev; + struct pnp_resource_table * cfg = kmalloc(sizeof(struct pnp_resource_table), GFP_KERNEL); + int err; + + acard->cap = pnp_request_card_device(card, id->devs[0].id, NULL); + if (acard->cap == NULL) { + kfree(cfg); + return -EBUSY; + } + acard->play = pnp_request_card_device(card, id->devs[1].id, NULL); + if (acard->play == NULL) { + kfree(cfg); + return -EBUSY; + } + + pdev = acard->cap; + pnp_init_resource_table(cfg); + /* allocate AD1848 resources */ + if (wssport[dev] != SNDRV_AUTO_PORT) + pnp_resource_change(&cfg->port_resource[0], wssport[dev], 8); + if (wssdma[dev] != SNDRV_AUTO_DMA) + pnp_resource_change(&cfg->dma_resource[0], wssdma[dev], 1); + if (wssirq[dev] != SNDRV_AUTO_IRQ) + pnp_resource_change(&cfg->irq_resource[0], wssirq[dev], 1); + + err = pnp_manual_config_dev(pdev, cfg, 0); + if (err < 0) + snd_printk(KERN_ERR "CMI8330/C3D (AD1848) PnP manual resources are invalid, using auto config\n"); + err = pnp_activate_dev(pdev); + if (err < 0) { + snd_printk(KERN_ERR "CMI8330/C3D (AD1848) PnP configure failure\n"); + kfree(cfg); + return -EBUSY; + } + wssport[dev] = pnp_port_start(pdev, 0); + wssdma[dev] = pnp_dma(pdev, 0); + wssirq[dev] = pnp_irq(pdev, 0); + + /* allocate SB16 resources */ + pdev = acard->play; + pnp_init_resource_table(cfg); + if (sbport[dev] != SNDRV_AUTO_PORT) + pnp_resource_change(&cfg->port_resource[0], sbport[dev], 16); + if (sbdma8[dev] != SNDRV_AUTO_DMA) + pnp_resource_change(&cfg->dma_resource[0], sbdma8[dev], 1); + if (sbdma16[dev] != SNDRV_AUTO_DMA) + pnp_resource_change(&cfg->dma_resource[1], sbdma16[dev], 1); + if (sbirq[dev] != SNDRV_AUTO_IRQ) + pnp_resource_change(&cfg->irq_resource[0], sbirq[dev], 1); + + err = pnp_manual_config_dev(pdev, cfg, 0); + if (err < 0) + snd_printk(KERN_ERR "CMI8330/C3D (SB16) PnP manual resources are invalid, using auto config\n"); + err = pnp_activate_dev(pdev); + if (err < 0) { + snd_printk(KERN_ERR "CMI8330/C3D (SB16) PnP configure failure\n"); + kfree(cfg); + return -EBUSY; + } + sbport[dev] = pnp_port_start(pdev, 0); + sbdma8[dev] = pnp_dma(pdev, 0); + sbdma16[dev] = pnp_dma(pdev, 1); + sbirq[dev] = pnp_irq(pdev, 0); + + kfree(cfg); + return 0; +} +#endif + +/* + * PCM interface + * + * since we call the different chip interfaces for playback and capture + * directions, we need a trick. + * + * - copy the ops for each direction into a local record. + * - replace the open callback with the new one, which replaces the + * substream->private_data with the corresponding chip instance + * and calls again the original open callback of the chip. + * + */ + +#ifdef PLAYBACK_ON_SB +#define CMI_SB_STREAM SNDRV_PCM_STREAM_PLAYBACK +#define CMI_AD_STREAM SNDRV_PCM_STREAM_CAPTURE +#else +#define CMI_SB_STREAM SNDRV_PCM_STREAM_CAPTURE +#define CMI_AD_STREAM SNDRV_PCM_STREAM_PLAYBACK +#endif + +static int snd_cmi8330_playback_open(snd_pcm_substream_t * substream) +{ + struct snd_cmi8330 *chip = snd_pcm_substream_chip(substream); + + /* replace the private_data and call the original open callback */ + substream->private_data = chip->streams[SNDRV_PCM_STREAM_PLAYBACK].private_data; + return chip->streams[SNDRV_PCM_STREAM_PLAYBACK].open(substream); +} + +static int snd_cmi8330_capture_open(snd_pcm_substream_t * substream) +{ + struct snd_cmi8330 *chip = snd_pcm_substream_chip(substream); + + /* replace the private_data and call the original open callback */ + substream->private_data = chip->streams[SNDRV_PCM_STREAM_CAPTURE].private_data; + return chip->streams[SNDRV_PCM_STREAM_CAPTURE].open(substream); +} + +static void snd_cmi8330_pcm_free(snd_pcm_t *pcm) +{ + snd_pcm_lib_preallocate_free_for_all(pcm); +} + +static int __devinit snd_cmi8330_pcm(snd_card_t *card, struct snd_cmi8330 *chip) +{ + snd_pcm_t *pcm; + const snd_pcm_ops_t *ops; + int err; + static snd_pcm_open_callback_t cmi_open_callbacks[2] = { + snd_cmi8330_playback_open, + snd_cmi8330_capture_open + }; + + if ((err = snd_pcm_new(card, "CMI8330", 0, 1, 1, &pcm)) < 0) + return err; + strcpy(pcm->name, "CMI8330"); + pcm->private_data = chip; + pcm->private_free = snd_cmi8330_pcm_free; + + /* SB16 */ + ops = snd_sb16dsp_get_pcm_ops(CMI_SB_STREAM); + chip->streams[CMI_SB_STREAM].ops = *ops; + chip->streams[CMI_SB_STREAM].open = ops->open; + chip->streams[CMI_SB_STREAM].ops.open = cmi_open_callbacks[CMI_SB_STREAM]; + chip->streams[CMI_SB_STREAM].private_data = chip->sb; + + /* AD1848 */ + ops = snd_ad1848_get_pcm_ops(CMI_AD_STREAM); + chip->streams[CMI_AD_STREAM].ops = *ops; + chip->streams[CMI_AD_STREAM].open = ops->open; + chip->streams[CMI_AD_STREAM].ops.open = cmi_open_callbacks[CMI_AD_STREAM]; + chip->streams[CMI_AD_STREAM].private_data = chip->wss; + + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &chip->streams[SNDRV_PCM_STREAM_PLAYBACK].ops); + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &chip->streams[SNDRV_PCM_STREAM_CAPTURE].ops); + + snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, + snd_dma_isa_data(), + 64*1024, 128*1024); + chip->pcm = pcm; + + return 0; +} + + +/* + */ + +static int __devinit snd_cmi8330_probe(int dev, + struct pnp_card_link *pcard, + const struct pnp_card_device_id *pid) +{ + snd_card_t *card; + struct snd_cmi8330 *acard; + unsigned long flags; + int i, err; + +#ifdef CONFIG_PNP + if (!isapnp[dev]) { +#endif + if (wssport[dev] == SNDRV_AUTO_PORT) { + snd_printk("specify wssport\n"); + return -EINVAL; + } + if (sbport[dev] == SNDRV_AUTO_PORT) { + snd_printk("specify sbport\n"); + return -EINVAL; + } +#ifdef CONFIG_PNP + } +#endif + card = snd_card_new(index[dev], id[dev], THIS_MODULE, + sizeof(struct snd_cmi8330)); + if (card == NULL) { + snd_printk("could not get a new card\n"); + return -ENOMEM; + } + acard = (struct snd_cmi8330 *)card->private_data; + acard->card = card; + +#ifdef CONFIG_PNP + if (isapnp[dev]) { + if ((err = snd_cmi8330_pnp(dev, acard, pcard, pid)) < 0) { + snd_printk("PnP detection failed\n"); + snd_card_free(card); + return err; + } + snd_card_set_dev(card, &pcard->card->dev); + } +#endif + + if ((err = snd_ad1848_create(card, + wssport[dev] + 4, + wssirq[dev], + wssdma[dev], + AD1848_HW_DETECT, + &acard->wss)) < 0) { + snd_printk("(AD1848) device busy??\n"); + snd_card_free(card); + return err; + } + if (acard->wss->hardware != AD1848_HW_CMI8330) { + snd_printk("(AD1848) not found during probe\n"); + snd_card_free(card); + return -ENODEV; + } + + if ((err = snd_sbdsp_create(card, sbport[dev], + sbirq[dev], + snd_sb16dsp_interrupt, + sbdma8[dev], + sbdma16[dev], + SB_HW_AUTO, &acard->sb)) < 0) { + snd_printk("(SB16) device busy??\n"); + snd_card_free(card); + return err; + } + if (acard->sb->hardware != SB_HW_16) { + snd_printk("(SB16) not found during probe\n"); + snd_card_free(card); + return -ENODEV; + } + + spin_lock_irqsave(&acard->wss->reg_lock, flags); + snd_ad1848_out(acard->wss, AD1848_MISC_INFO, 0x40); /* switch on MODE2 */ + for (i = CMI8330_RMUX3D; i <= CMI8330_CDINGAIN; i++) + snd_ad1848_out(acard->wss, i, snd_cmi8330_image[i - CMI8330_RMUX3D]); + spin_unlock_irqrestore(&acard->wss->reg_lock, flags); + + if ((err = snd_cmi8330_mixer(card, acard)) < 0) { + snd_printk("failed to create mixers\n"); + snd_card_free(card); + return err; + } + + if ((err = snd_cmi8330_pcm(card, acard)) < 0) { + snd_printk("failed to create pcms\n"); + snd_card_free(card); + return err; + } + + strcpy(card->driver, "CMI8330/C3D"); + strcpy(card->shortname, "C-Media CMI8330/C3D"); + sprintf(card->longname, "%s at 0x%lx, irq %d, dma %d", + card->shortname, + acard->wss->port, + wssirq[dev], + wssdma[dev]); + + if ((err = snd_card_register(card)) < 0) { + snd_card_free(card); + return err; + } + + if (pcard) + pnp_set_card_drvdata(pcard, card); + else + snd_cmi8330_legacy[dev] = card; + return 0; +} + +#ifdef CONFIG_PNP +static int __devinit snd_cmi8330_pnp_detect(struct pnp_card_link *card, + const struct pnp_card_device_id *id) +{ + static int dev; + int res; + + for ( ; dev < SNDRV_CARDS; dev++) { + if (!enable[dev] || !isapnp[dev]) + continue; + res = snd_cmi8330_probe(dev, card, id); + if (res < 0) + return res; + dev++; + return 0; + } + return -ENODEV; +} + +static void __devexit snd_cmi8330_pnp_remove(struct pnp_card_link * pcard) +{ + snd_card_t *card = (snd_card_t *) pnp_get_card_drvdata(pcard); + + snd_card_disconnect(card); + snd_card_free_in_thread(card); +} + +static struct pnp_card_driver cmi8330_pnpc_driver = { + .flags = PNP_DRIVER_RES_DISABLE, + .name = "cmi8330", + .id_table = snd_cmi8330_pnpids, + .probe = snd_cmi8330_pnp_detect, + .remove = __devexit_p(snd_cmi8330_pnp_remove), +}; +#endif /* CONFIG_PNP */ + +static int __init alsa_card_cmi8330_init(void) +{ + int dev, cards = 0; + + for (dev = 0; dev < SNDRV_CARDS; dev++) { + if (!enable[dev]) + continue; +#ifdef CONFIG_PNP + if (isapnp[dev]) + continue; +#endif + if (snd_cmi8330_probe(dev, NULL, NULL) >= 0) + cards++; + } +#ifdef CONFIG_PNP + cards += pnp_register_card_driver(&cmi8330_pnpc_driver); +#endif + + if (!cards) { +#ifdef CONFIG_PNP + pnp_unregister_card_driver(&cmi8330_pnpc_driver); +#endif +#ifdef MODULE + snd_printk(KERN_ERR "CMI8330 not found or device busy\n"); +#endif + return -ENODEV; + } + return 0; +} + +static void __exit alsa_card_cmi8330_exit(void) +{ + int i; + +#ifdef CONFIG_PNP + /* PnP cards first */ + pnp_unregister_card_driver(&cmi8330_pnpc_driver); +#endif + for (i = 0; i < SNDRV_CARDS; i++) + snd_card_free(snd_cmi8330_legacy[i]); +} + +module_init(alsa_card_cmi8330_init) +module_exit(alsa_card_cmi8330_exit) |