diff options
| -rw-r--r-- | sound/isa/cmi8330.c | 241 |
1 files changed, 163 insertions, 78 deletions
diff --git a/sound/isa/cmi8330.c b/sound/isa/cmi8330.c index cf16006..ba0114e 100644 --- a/sound/isa/cmi8330.c +++ b/sound/isa/cmi8330.c @@ -45,6 +45,8 @@ #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> @@ -156,8 +158,6 @@ struct snd_cmi8330 { } streams[2]; }; -static struct snd_card *snd_cmi8330_legacy[SNDRV_CARDS] = SNDRV_DEFAULT_PTR; - #ifdef CONFIG_PNP static struct pnp_card_device_id snd_cmi8330_pnpids[] = { @@ -429,6 +429,31 @@ static int __devinit snd_cmi8330_pcm(struct snd_card *card, struct snd_cmi8330 * } +#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 + + /* */ @@ -440,44 +465,28 @@ static int __devinit snd_cmi8330_pcm(struct snd_card *card, struct snd_cmi8330 * #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) { 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], @@ -485,12 +494,11 @@ static int __devinit snd_cmi8330_probe(int 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], @@ -500,11 +508,11 @@ static int __devinit snd_cmi8330_probe(int 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 */ @@ -513,12 +521,12 @@ static int __devinit snd_cmi8330_probe(int dev, 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"); @@ -529,79 +537,162 @@ static int __devinit snd_cmi8330_probe(int dev, wssirq[dev], wssdma[dev]); - if ((err = snd_card_set_generic_dev(card)) < 0) - goto _err; + return snd_card_register(card); +} + +static int __init 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; +} + +static int snd_cmi8330_nonpnp_remove(struct platform_device *devptr) +{ + snd_card_free(platform_get_drvdata(devptr)); + platform_set_drvdata(devptr, NULL); + return 0; +} - _err: - snd_card_free(card); - return err; +#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 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++; + return 0; } static void __devexit snd_cmi8330_pnp_remove(struct pnp_card_link * pcard) { - struct snd_card *card = (struct snd_card *) 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 int __init alsa_card_cmi8330_init(void) { - int dev, cards = 0; + int i, err, cards = 0; - for (dev = 0; dev < SNDRV_CARDS; dev++) { - if (!enable[dev]) - continue; - if (is_isapnp_selected(dev)) + if ((err = platform_driver_register(&snd_cmi8330_driver)) < 0) + return err; + + for (i = 0; i < SNDRV_CARDS && enable[i]; i++) { + struct platform_device *device; + if (is_isapnp_selected(i)) continue; - if (snd_cmi8330_probe(dev, NULL, NULL) >= 0) - cards++; + device = platform_device_register_simple(CMI8330_DRIVER, + i, NULL, 0); + if (IS_ERR(device)) { + err = PTR_ERR(device); + platform_driver_unregister(&snd_cmi8330_driver); + return err; + } + cards++; } -#ifdef CONFIG_PNP - cards += pnp_register_card_driver(&cmi8330_pnpc_driver); -#endif + + err = pnp_register_card_driver(&cmi8330_pnpc_driver); + if (err > 0) + cards += err; if (!cards) { -#ifdef CONFIG_PNP pnp_unregister_card_driver(&cmi8330_pnpc_driver); -#endif + platform_driver_unregister(&snd_cmi8330_driver); #ifdef MODULE snd_printk(KERN_ERR "CMI8330 not found or device busy\n"); #endif @@ -612,14 +703,8 @@ static int __init alsa_card_cmi8330_init(void) 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]); + platform_driver_unregister(&snd_cmi8330_driver); } module_init(alsa_card_cmi8330_init) |
