diff options
| -rw-r--r-- | sound/isa/cs423x/cs4236.c | 269 |
1 files changed, 176 insertions, 93 deletions
diff --git a/sound/isa/cs423x/cs4236.c b/sound/isa/cs423x/cs4236.c index a28f24c4f02..bc1054845a7 100644 --- a/sound/isa/cs423x/cs4236.c +++ b/sound/isa/cs423x/cs4236.c @@ -21,6 +21,8 @@ #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> @@ -123,6 +125,7 @@ module_param_array(dma2, int, NULL, 0444); MODULE_PARM_DESC(dma2, "DMA2 # for " IDENT " driver."); struct snd_card_cs4236 { + struct snd_cs4231 *chip; struct resource *res_sb_port; #ifdef CONFIG_PNP struct pnp_dev *wss; @@ -131,8 +134,6 @@ struct snd_card_cs4236 { #endif }; -static struct snd_card *snd_cs4236_legacy[SNDRV_CARDS] = SNDRV_DEFAULT_PTR; - #ifdef CONFIG_PNP #define ISAPNP_CS4232(_va, _vb, _vc, _device, _wss, _ctrl, _mpu401) \ @@ -158,6 +159,8 @@ static struct snd_card *snd_cs4236_legacy[SNDRV_CARDS] = SNDRV_DEFAULT_PTR; #ifdef CS4232 +#define CS423X_DRIVER "snd_cs4232" +#define CS423X_ISAPNP_DRIVER "cs4232_isapnp" static struct pnp_card_device_id snd_cs423x_pnpids[] = { /* Philips PCA70PS */ { .id = "CSC0d32", .devs = { { "CSC0000" }, { "CSC0010" }, { "PNPb006" } } }, @@ -177,6 +180,8 @@ static struct pnp_card_device_id snd_cs423x_pnpids[] = { { .id = "" } /* end */ }; #else /* CS4236 */ +#define CS423X_DRIVER "snd_cs4236" +#define CS423X_ISAPNP_DRIVER "cs4236_isapnp" static struct pnp_card_device_id snd_cs423x_pnpids[] = { /* Intel Marlin Spike Motherboard - CS4235 */ { .id = "CSC0225", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } }, @@ -375,60 +380,44 @@ static int __devinit snd_card_cs4236_pnp(int dev, struct snd_card_cs4236 *acard, } #endif /* CONFIG_PNP */ -static void snd_card_cs4236_free(struct snd_card *card) -{ - struct snd_card_cs4236 *acard = (struct snd_card_cs4236 *)card->private_data; - - if (acard) - release_and_free_resource(acard->res_sb_port); -} - #ifdef CONFIG_PNP #define is_isapnp_selected(dev) isapnp[dev] #else #define is_isapnp_selected(dev) 0 #endif -static int __devinit snd_card_cs423x_probe(int dev, struct pnp_card_link *pcard, - const struct pnp_card_device_id *pid) +static void snd_card_cs4236_free(struct snd_card *card) +{ + struct snd_card_cs4236 *acard = card->private_data; + + release_and_free_resource(acard->res_sb_port); +} + +static struct snd_card *snd_cs423x_card_new(int dev) { struct snd_card *card; - struct snd_card_cs4236 *acard; - struct snd_pcm *pcm = NULL; - struct snd_cs4231 *chip; - struct snd_opl3 *opl3; - int err; - if (! is_isapnp_selected(dev)) { - if (port[dev] == SNDRV_AUTO_PORT) { - snd_printk(KERN_ERR "specify port\n"); - return -EINVAL; - } - if (cport[dev] == SNDRV_AUTO_PORT) { - snd_printk(KERN_ERR "specify cport\n"); - return -EINVAL; - } - } card = snd_card_new(index[dev], id[dev], THIS_MODULE, sizeof(struct snd_card_cs4236)); if (card == NULL) - return -ENOMEM; - acard = (struct snd_card_cs4236 *)card->private_data; + return NULL; card->private_free = snd_card_cs4236_free; -#ifdef CONFIG_PNP - if (isapnp[dev]) { - if ((err = snd_card_cs4236_pnp(dev, acard, pcard, pid))<0) { - printk(KERN_ERR "isapnp detection failed and probing for " IDENT " is not supported\n"); - goto _err; - } - snd_card_set_dev(card, &pcard->card->dev); - } -#endif + return card; +} + +static int __devinit snd_cs423x_probe(struct snd_card *card, int dev) +{ + struct snd_card_cs4236 *acard; + struct snd_pcm *pcm; + struct snd_cs4231 *chip; + struct snd_opl3 *opl3; + int err; + + acard = card->private_data; if (sb_port[dev] > 0 && sb_port[dev] != SNDRV_AUTO_PORT) if ((acard->res_sb_port = request_region(sb_port[dev], 16, IDENT " SB")) == NULL) { printk(KERN_ERR IDENT ": unable to register SB port at 0x%lx\n", sb_port[dev]); - err = -EBUSY; - goto _err; + return -EBUSY; } #ifdef CS4232 @@ -441,13 +430,14 @@ static int __devinit snd_card_cs423x_probe(int dev, struct pnp_card_link *pcard, CS4231_HW_DETECT, 0, &chip)) < 0) - goto _err; + return err; + acard->chip = chip; if ((err = snd_cs4231_pcm(chip, 0, &pcm)) < 0) - goto _err; + return err; if ((err = snd_cs4231_mixer(chip)) < 0) - goto _err; + return err; #else /* CS4236 */ if ((err = snd_cs4236_create(card, @@ -459,13 +449,14 @@ static int __devinit snd_card_cs423x_probe(int dev, struct pnp_card_link *pcard, CS4231_HW_DETECT, 0, &chip)) < 0) - goto _err; + return err; + acard->chip = chip; if ((err = snd_cs4236_pcm(chip, 0, &pcm)) < 0) - goto _err; + return err; if ((err = snd_cs4236_mixer(chip)) < 0) - goto _err; + return err; #endif strcpy(card->driver, pcm->name); strcpy(card->shortname, pcm->name); @@ -478,7 +469,7 @@ static int __devinit snd_card_cs423x_probe(int dev, struct pnp_card_link *pcard, sprintf(card->longname + strlen(card->longname), "&%d", dma2[dev]); if ((err = snd_cs4231_timer(chip, 0, NULL)) < 0) - goto _err; + return err; if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) { if (snd_opl3_create(card, @@ -487,7 +478,7 @@ static int __devinit snd_card_cs423x_probe(int dev, struct pnp_card_link *pcard, printk(KERN_WARNING IDENT ": OPL3 not detected\n"); } else { if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) - goto _err; + return err; } } @@ -501,77 +492,175 @@ static int __devinit snd_card_cs423x_probe(int dev, struct pnp_card_link *pcard, printk(KERN_WARNING IDENT ": MPU401 not detected\n"); } - if ((err = snd_card_set_generic_dev(card)) < 0) - goto _err; + return snd_card_register(card); +} - if ((err = snd_card_register(card)) < 0) - goto _err; - if (pcard) - pnp_set_card_drvdata(pcard, card); - else - snd_cs4236_legacy[dev] = card; +static int __init snd_cs423x_nonpnp_probe(struct platform_device *pdev) +{ + int dev = pdev->id; + struct snd_card *card; + int err; + + if (port[dev] == SNDRV_AUTO_PORT) { + snd_printk(KERN_ERR "specify port\n"); + return -EINVAL; + } + if (cport[dev] == SNDRV_AUTO_PORT) { + snd_printk(KERN_ERR "specify cport\n"); + return -EINVAL; + } + + card = snd_cs423x_card_new(dev); + if (! card) + return -ENOMEM; + snd_card_set_dev(card, &pdev->dev); + if ((err = snd_cs423x_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 __devexit snd_cs423x_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_cs423x_suspend(struct snd_card *card) +{ + struct snd_card_cs4236 *acard = card->private_data; + snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); + acard->chip->suspend(acard->chip); + return 0; +} + +static int snd_cs423x_resume(struct snd_card *card) +{ + struct snd_card_cs4236 *acard = card->private_data; + acard->chip->resume(acard->chip); + snd_power_change_state(card, SNDRV_CTL_POWER_D0); + return 0; +} + +static int snd_cs423x_nonpnp_suspend(struct platform_device *dev, pm_message_t state) +{ + return snd_cs423x_suspend(platform_get_drvdata(dev)); +} + +static int snd_cs423x_nonpnp_resume(struct platform_device *dev) +{ + return snd_cs423x_resume(platform_get_drvdata(dev)); +} +#endif + +static struct platform_driver snd_cs423x_nonpnp_driver = { + .probe = snd_cs423x_nonpnp_probe, + .remove = __devexit_p(snd_cs423x_nonpnp_remove), +#ifdef CONFIG_PM + .suspend = snd_cs423x_nonpnp_suspend, + .resume = snd_cs423x_nonpnp_resume, +#endif + .driver = { + .name = CS423X_DRIVER + }, +}; + + #ifdef CONFIG_PNP -static int __devinit snd_cs423x_pnp_detect(struct pnp_card_link *card, - const struct pnp_card_device_id *id) +static int __devinit snd_cs423x_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_card_cs423x_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_cs423x_card_new(dev); + if (! card) + return -ENOMEM; + if ((res = snd_card_cs4236_pnp(dev, card->private_data, pcard, pid))<0) { + printk(KERN_ERR "isapnp detection failed and probing for " IDENT " is not supported\n"); + snd_card_free(card); + return res; } - return -ENODEV; + snd_card_set_dev(card, &pcard->card->dev); + if ((res = snd_cs423x_probe(card, dev)) < 0) { + snd_card_free(card); + return res; + } + pnp_set_card_drvdata(pcard, card); + dev++; + return 0; } static void __devexit snd_cs423x_pnp_remove(struct pnp_card_link * pcard) { - struct snd_card *card = (struct snd_card *) pnp_get_card_drvdata(pcard); - - snd_card_disconnect(card); - snd_card_free_in_thread(card); + snd_card_free(pnp_get_card_drvdata(pcard)); + pnp_set_card_drvdata(pcard, NULL); } +#ifdef CONFIG_PM +static int snd_cs423x_pnp_suspend(struct pnp_card_link *pcard, pm_message_t state) +{ + return snd_cs423x_suspend(pnp_get_card_drvdata(pcard)); +} + +static int snd_cs423x_pnp_resume(struct pnp_card_link *pcard) +{ + return snd_cs423x_resume(pnp_get_card_drvdata(pcard)); +} +#endif + static struct pnp_card_driver cs423x_pnpc_driver = { .flags = PNP_DRIVER_RES_DISABLE, - .name = "cs423x", + .name = CS423X_ISAPNP_DRIVER, .id_table = snd_cs423x_pnpids, .probe = snd_cs423x_pnp_detect, .remove = __devexit_p(snd_cs423x_pnp_remove), +#ifdef CONFIG_PM + .suspend = snd_cs423x_pnp_suspend, + .resume = snd_cs423x_pnp_resume, +#endif }; #endif /* CONFIG_PNP */ static int __init alsa_card_cs423x_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_cs423x_nonpnp_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_card_cs423x_probe(dev, NULL, NULL) >= 0) - cards++; + device = platform_device_register_simple(CS423X_DRIVER, + i, NULL, 0); + if (IS_ERR(device)) { + err = PTR_ERR(device); + platform_driver_unregister(&snd_cs423x_nonpnp_driver); + return err; + } + cards++; } -#ifdef CONFIG_PNP - cards += pnp_register_card_driver(&cs423x_pnpc_driver); -#endif + i = pnp_register_card_driver(&cs423x_pnpc_driver); + if (i > 0) + cards += i; if (!cards) { -#ifdef CONFIG_PNP pnp_unregister_card_driver(&cs423x_pnpc_driver); -#endif + platform_driver_unregister(&snd_cs423x_nonpnp_driver); #ifdef MODULE printk(KERN_ERR IDENT " soundcard not found or device busy\n"); #endif @@ -582,14 +671,8 @@ static int __init alsa_card_cs423x_init(void) static void __exit alsa_card_cs423x_exit(void) { - int idx; - -#ifdef CONFIG_PNP - /* PnP cards first */ pnp_unregister_card_driver(&cs423x_pnpc_driver); -#endif - for (idx = 0; idx < SNDRV_CARDS; idx++) - snd_card_free(snd_cs4236_legacy[idx]); + platform_driver_unregister(&snd_cs423x_nonpnp_driver); } module_init(alsa_card_cs423x_init) |