#include <sound/driver.h>
#include <linux/init.h>
+#include <linux/err.h>
+#include <linux/platform_device.h>
#include <linux/slab.h>
#include <linux/pnp.h>
#include <linux/moduleparam.h>
module_param_array(wssdma, int, NULL, 0444);
MODULE_PARM_DESC(wssdma, "DMA for CMI8330 WSS driver.");
+static struct platform_device *platform_devices[SNDRV_CARDS];
+#ifdef CONFIG_PNP
+static int pnp_registered;
+#endif
+
#define CMI8330_RMUX3D 16
#define CMI8330_MUTEMUX 17
#define CMI8330_OUTPUTVOL 18
0x0 /* 26 - cd-in rec gain */
};
-typedef int (*snd_pcm_open_callback_t)(snd_pcm_substream_t *);
+typedef int (*snd_pcm_open_callback_t)(struct snd_pcm_substream *);
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;
+ struct snd_card *card;
+ struct snd_ad1848 *wss;
+ struct snd_sb *sb;
- snd_pcm_t *pcm;
+ struct snd_pcm *pcm;
struct snd_cmi8330_stream {
- snd_pcm_ops_t ops;
+ struct snd_pcm_ops 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[] = {
#endif
-static struct ad1848_mix_elem snd_cmi8330_controls[] __initdata = {
+static struct ad1848_mix_elem snd_cmi8330_controls[] __devinitdata = {
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),
};
#ifdef ENABLE_SB_MIXER
-static struct sbmix_elem cmi8330_sb_mixers[] __initdata = {
+static struct sbmix_elem cmi8330_sb_mixers[] __devinitdata = {
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_SINGLE("SB Mic Auto Gain", SB_DSP4_MIC_AGC, 0, 1),
};
-static unsigned char cmi8330_sb_init_values[][2] __initdata = {
+static unsigned char cmi8330_sb_init_values[][2] __devinitdata = {
{ SB_DSP4_MASTER_DEV + 0, 0 },
{ SB_DSP4_MASTER_DEV + 1, 0 },
{ SB_DSP4_PCM_DEV + 0, 0 },
};
-static int __devinit cmi8330_add_sb_mixers(sb_t *chip)
+static int __devinit cmi8330_add_sb_mixers(struct snd_sb *chip)
{
int idx, err;
unsigned long flags;
}
#endif
-static int __devinit snd_cmi8330_mixer(snd_card_t *card, struct snd_cmi8330 *acard)
+static int __devinit snd_cmi8330_mixer(struct snd_card *card, struct snd_cmi8330 *acard)
{
unsigned int idx;
int err;
#define CMI_AD_STREAM SNDRV_PCM_STREAM_PLAYBACK
#endif
-static int snd_cmi8330_playback_open(snd_pcm_substream_t * substream)
+static int snd_cmi8330_playback_open(struct snd_pcm_substream *substream)
{
struct snd_cmi8330 *chip = snd_pcm_substream_chip(substream);
return chip->streams[SNDRV_PCM_STREAM_PLAYBACK].open(substream);
}
-static int snd_cmi8330_capture_open(snd_pcm_substream_t * substream)
+static int snd_cmi8330_capture_open(struct snd_pcm_substream *substream)
{
struct snd_cmi8330 *chip = snd_pcm_substream_chip(substream);
return chip->streams[SNDRV_PCM_STREAM_CAPTURE].open(substream);
}
-static int __devinit snd_cmi8330_pcm(snd_card_t *card, struct snd_cmi8330 *chip)
+static int __devinit snd_cmi8330_pcm(struct snd_card *card, struct snd_cmi8330 *chip)
{
- snd_pcm_t *pcm;
- const snd_pcm_ops_t *ops;
+ struct snd_pcm *pcm;
+ const struct snd_pcm_ops *ops;
int err;
static snd_pcm_open_callback_t cmi_open_callbacks[2] = {
snd_cmi8330_playback_open,
}
+#ifdef CONFIG_PM
+static int snd_cmi8330_suspend(struct snd_card *card)
+{
+ struct snd_cmi8330 *acard = card->private_data;
+
+ snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
+ snd_pcm_suspend_all(acard->pcm);
+ acard->wss->suspend(acard->wss);
+ snd_sbmixer_suspend(acard->sb);
+ return 0;
+}
+
+static int snd_cmi8330_resume(struct snd_card *card)
+{
+ struct snd_cmi8330 *acard = card->private_data;
+
+ snd_sbdsp_reset(acard->sb);
+ snd_sbmixer_suspend(acard->sb);
+ acard->wss->resume(acard->wss);
+ snd_power_change_state(card, SNDRV_CTL_POWER_D0);
+ return 0;
+}
+#endif
+
+
/*
*/
#define PFX "cmi8330: "
-static int __devinit snd_cmi8330_probe(int dev,
- struct pnp_card_link *pcard,
- const struct pnp_card_device_id *pid)
+static struct snd_card *snd_cmi8330_card_new(int dev)
{
- snd_card_t *card;
+ struct snd_card *card;
struct snd_cmi8330 *acard;
- int i, err;
-
- if (! is_isapnp_selected(dev)) {
- if (wssport[dev] == SNDRV_AUTO_PORT) {
- snd_printk(KERN_ERR PFX "specify wssport\n");
- return -EINVAL;
- }
- if (sbport[dev] == SNDRV_AUTO_PORT) {
- snd_printk(KERN_ERR PFX "specify sbport\n");
- return -EINVAL;
- }
- }
card = snd_card_new(index[dev], id[dev], THIS_MODULE,
sizeof(struct snd_cmi8330));
if (card == NULL) {
snd_printk(KERN_ERR PFX "could not get a new card\n");
- return -ENOMEM;
+ return NULL;
}
- acard = (struct snd_cmi8330 *)card->private_data;
+ acard = card->private_data;
acard->card = card;
+ return card;
+}
-#ifdef CONFIG_PNP
- if (isapnp[dev]) {
- if ((err = snd_cmi8330_pnp(dev, acard, pcard, pid)) < 0) {
- snd_printk(KERN_ERR PFX "PnP detection failed\n");
- goto _err;
- }
- snd_card_set_dev(card, &pcard->card->dev);
- }
-#endif
+static int __devinit snd_cmi8330_probe(struct snd_card *card, int dev)
+{
+ struct snd_cmi8330 *acard;
+ int i, err;
+ acard = card->private_data;
if ((err = snd_ad1848_create(card,
wssport[dev] + 4,
wssirq[dev],
AD1848_HW_DETECT,
&acard->wss)) < 0) {
snd_printk(KERN_ERR PFX "(AD1848) device busy??\n");
- goto _err;
+ return err;
}
if (acard->wss->hardware != AD1848_HW_CMI8330) {
snd_printk(KERN_ERR PFX "(AD1848) not found during probe\n");
- err = -ENODEV;
- goto _err;
+ return -ENODEV;
}
if ((err = snd_sbdsp_create(card, sbport[dev],
sbdma16[dev],
SB_HW_AUTO, &acard->sb)) < 0) {
snd_printk(KERN_ERR PFX "(SB16) device busy??\n");
- goto _err;
+ return err;
}
if (acard->sb->hardware != SB_HW_16) {
snd_printk(KERN_ERR PFX "(SB16) not found during probe\n");
- goto _err;
+ return err;
}
snd_ad1848_out(acard->wss, AD1848_MISC_INFO, 0x40); /* switch on MODE2 */
if ((err = snd_cmi8330_mixer(card, acard)) < 0) {
snd_printk(KERN_ERR PFX "failed to create mixers\n");
- goto _err;
+ return err;
}
if ((err = snd_cmi8330_pcm(card, acard)) < 0) {
snd_printk(KERN_ERR PFX "failed to create pcms\n");
- goto _err;
+ return err;
}
strcpy(card->driver, "CMI8330/C3D");
wssirq[dev],
wssdma[dev]);
- if ((err = snd_card_set_generic_dev(card)) < 0)
- goto _err;
+ return snd_card_register(card);
+}
+
+static int __devinit snd_cmi8330_nonpnp_probe(struct platform_device *pdev)
+{
+ struct snd_card *card;
+ int err;
+ int dev = pdev->id;
- if ((err = snd_card_register(card)) < 0)
- goto _err;
+ if (wssport[dev] == SNDRV_AUTO_PORT) {
+ snd_printk(KERN_ERR PFX "specify wssport\n");
+ return -EINVAL;
+ }
+ if (sbport[dev] == SNDRV_AUTO_PORT) {
+ snd_printk(KERN_ERR PFX "specify sbport\n");
+ return -EINVAL;
+ }
- if (pcard)
- pnp_set_card_drvdata(pcard, card);
- else
- snd_cmi8330_legacy[dev] = card;
+ card = snd_cmi8330_card_new(dev);
+ if (! card)
+ return -ENOMEM;
+ snd_card_set_dev(card, &pdev->dev);
+ if ((err = snd_cmi8330_probe(card, dev)) < 0) {
+ snd_card_free(card);
+ return err;
+ }
+ platform_set_drvdata(pdev, card);
return 0;
+}
- _err:
- snd_card_free(card);
- return err;
+static int snd_cmi8330_nonpnp_remove(struct platform_device *devptr)
+{
+ snd_card_free(platform_get_drvdata(devptr));
+ platform_set_drvdata(devptr, NULL);
+ return 0;
}
+#ifdef CONFIG_PM
+static int snd_cmi8330_nonpnp_suspend(struct platform_device *dev, pm_message_t state)
+{
+ return snd_cmi8330_suspend(platform_get_drvdata(dev));
+}
+
+static int snd_cmi8330_nonpnp_resume(struct platform_device *dev)
+{
+ return snd_cmi8330_resume(platform_get_drvdata(dev));
+}
+#endif
+
+#define CMI8330_DRIVER "snd_cmi8330"
+
+static struct platform_driver snd_cmi8330_driver = {
+ .probe = snd_cmi8330_nonpnp_probe,
+ .remove = snd_cmi8330_nonpnp_remove,
+#ifdef CONFIG_PM
+ .suspend = snd_cmi8330_nonpnp_suspend,
+ .resume = snd_cmi8330_nonpnp_resume,
+#endif
+ .driver = {
+ .name = CMI8330_DRIVER
+ },
+};
+
+
#ifdef CONFIG_PNP
-static int __devinit snd_cmi8330_pnp_detect(struct pnp_card_link *card,
- const struct pnp_card_device_id *id)
+static unsigned int __devinitdata cmi8330_pnp_devices;
+
+static int __devinit snd_cmi8330_pnp_detect(struct pnp_card_link *pcard,
+ const struct pnp_card_device_id *pid)
{
static int dev;
+ struct snd_card *card;
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;
+ if (enable[dev] && isapnp[dev])
+ break;
+ }
+ if (dev >= SNDRV_CARDS)
+ return -ENODEV;
+
+ card = snd_cmi8330_card_new(dev);
+ if (! card)
+ return -ENOMEM;
+ if ((res = snd_cmi8330_pnp(dev, card->private_data, pcard, pid)) < 0) {
+ snd_printk(KERN_ERR PFX "PnP detection failed\n");
+ snd_card_free(card);
+ return res;
+ }
+ snd_card_set_dev(card, &pcard->card->dev);
+ if ((res = snd_cmi8330_probe(card, dev)) < 0) {
+ snd_card_free(card);
+ return res;
}
- return -ENODEV;
+ pnp_set_card_drvdata(pcard, card);
+ dev++;
+ cmi8330_pnp_devices++;
+ return 0;
}
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_free(pnp_get_card_drvdata(pcard));
+ pnp_set_card_drvdata(pcard, NULL);
+}
- snd_card_disconnect(card);
- snd_card_free_in_thread(card);
+#ifdef CONFIG_PM
+static int snd_cmi8330_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state)
+{
+ return snd_cmi8330_suspend(pnp_get_card_drvdata(pcard));
}
+static int snd_cmi8330_pnp_resume(struct pnp_card_link *pcard)
+{
+ return snd_cmi8330_resume(pnp_get_card_drvdata(pcard));
+}
+#endif
+
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),
+#ifdef CONFIG_PM
+ .suspend = snd_cmi8330_pnp_suspend,
+ .resume = snd_cmi8330_pnp_resume,
+#endif
};
#endif /* CONFIG_PNP */
+static void __init_or_module snd_cmi8330_unregister_all(void)
+{
+ int i;
+
+#ifdef CONFIG_PNP
+ if (pnp_registered)
+ pnp_unregister_card_driver(&cmi8330_pnpc_driver);
+#endif
+ for (i = 0; i < ARRAY_SIZE(platform_devices); ++i)
+ platform_device_unregister(platform_devices[i]);
+ platform_driver_unregister(&snd_cmi8330_driver);
+}
+
static int __init alsa_card_cmi8330_init(void)
{
- int dev, cards = 0;
+ int i, err, cards = 0;
+
+ if ((err = platform_driver_register(&snd_cmi8330_driver)) < 0)
+ return err;
- for (dev = 0; dev < SNDRV_CARDS; dev++) {
- if (!enable[dev])
+ for (i = 0; i < SNDRV_CARDS; i++) {
+ struct platform_device *device;
+ if (! enable[i] || is_isapnp_selected(i))
continue;
- if (is_isapnp_selected(dev))
+ device = platform_device_register_simple(CMI8330_DRIVER,
+ i, NULL, 0);
+ if (IS_ERR(device))
continue;
- if (snd_cmi8330_probe(dev, NULL, NULL) >= 0)
- cards++;
+ if (!platform_get_drvdata(device)) {
+ platform_device_unregister(device);
+ continue;
+ }
+ platform_devices[i] = device;
+ cards++;
}
+
#ifdef CONFIG_PNP
- cards += pnp_register_card_driver(&cmi8330_pnpc_driver);
+ err = pnp_register_card_driver(&cmi8330_pnpc_driver);
+ if (!err) {
+ pnp_registered = 1;
+ cards += cmi8330_pnp_devices;
+ }
#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
+ snd_cmi8330_unregister_all();
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]);
+ snd_cmi8330_unregister_all();
}
module_init(alsa_card_cmi8330_init)