[ALSA] Port the rest of ALSA ISA drivers to isa_driver

Port the rest of ALSA ISA drivers to use isa_driver framework
instead of platform_driver.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>

13 files changed, 483 insertions, 837 deletions

diff --git a/sound/isa/cmi8330.c b/sound/isa/cmi8330.c
index c09a8009d2f..456156de079 100644
--- a/sound/isa/cmi8330.c
+++ b/sound/isa/cmi8330.c
@@ -46,7 +46,7 @@
 #include <sound/driver.h>
 #include <linux/init.h>
 #include <linux/err.h>
-#include <linux/platform_device.h>
+#include <linux/isa.h>
 #include <linux/slab.h>
 #include <linux/pnp.h>
 #include <linux/moduleparam.h>
@@ -108,7 +108,6 @@ 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.");
 
-static struct platform_device *platform_devices[SNDRV_CARDS];
 #ifdef CONFIG_PNP
 static int pnp_registered;
 #endif
@@ -547,60 +546,70 @@ static int __devinit snd_cmi8330_probe(struct snd_card *card, int dev)
 	return snd_card_register(card);
 }
 
-static int __devinit snd_cmi8330_nonpnp_probe(struct platform_device *pdev)
+static int __devinit snd_cmi8330_isa_match(struct device *pdev,
+					   unsigned int dev)
 {
-	struct snd_card *card;
-	int err;
-	int dev = pdev->id;
-
+	if (!enable[dev] || is_isapnp_selected(dev))
+		return 0;
 	if (wssport[dev] == SNDRV_AUTO_PORT) {
 		snd_printk(KERN_ERR PFX "specify wssport\n");
-		return -EINVAL;
+		return 0;
 	}
 	if (sbport[dev] == SNDRV_AUTO_PORT) {
 		snd_printk(KERN_ERR PFX "specify sbport\n");
-		return -EINVAL;
+		return 0;
 	}
+	return 1;
+}
+
+static int __devinit snd_cmi8330_isa_probe(struct device *pdev,
+					   unsigned int dev)
+{
+	struct snd_card *card;
+	int err;
 
 	card = snd_cmi8330_card_new(dev);
 	if (! card)
 		return -ENOMEM;
-	snd_card_set_dev(card, &pdev->dev);
+	snd_card_set_dev(card, pdev);
 	if ((err = snd_cmi8330_probe(card, dev)) < 0) {
 		snd_card_free(card);
 		return err;
 	}
-	platform_set_drvdata(pdev, card);
+	dev_set_drvdata(pdev, card);
 	return 0;
 }
 
-static int __devexit snd_cmi8330_nonpnp_remove(struct platform_device *devptr)
+static int __devexit snd_cmi8330_isa_remove(struct device *devptr,
+					    unsigned int dev)
 {
-	snd_card_free(platform_get_drvdata(devptr));
-	platform_set_drvdata(devptr, NULL);
+	snd_card_free(dev_get_drvdata(devptr));
+	dev_set_drvdata(devptr, NULL);
 	return 0;
 }
 
 #ifdef CONFIG_PM
-static int snd_cmi8330_nonpnp_suspend(struct platform_device *dev, pm_message_t state)
+static int snd_cmi8330_isa_suspend(struct device *dev, unsigned int n,
+				   pm_message_t state)
 {
-	return snd_cmi8330_suspend(platform_get_drvdata(dev));
+	return snd_cmi8330_suspend(dev_get_drvdata(dev));
 }
 
-static int snd_cmi8330_nonpnp_resume(struct platform_device *dev)
+static int snd_cmi8330_isa_resume(struct device *dev, unsigned int n)
 {
-	return snd_cmi8330_resume(platform_get_drvdata(dev));
+	return snd_cmi8330_resume(dev_get_drvdata(dev));
 }
 #endif
 
 #define CMI8330_DRIVER	"snd_cmi8330"
 
-static struct platform_driver snd_cmi8330_driver = {
-	.probe		= snd_cmi8330_nonpnp_probe,
-	.remove		= __devexit_p(snd_cmi8330_nonpnp_remove),
+static struct isa_driver snd_cmi8330_driver = {
+	.match		= snd_cmi8330_isa_match,
+	.probe		= snd_cmi8330_isa_probe,
+	.remove		= __devexit_p(snd_cmi8330_isa_remove),
 #ifdef CONFIG_PM
-	.suspend	= snd_cmi8330_nonpnp_suspend,
-	.resume		= snd_cmi8330_nonpnp_resume,
+	.suspend	= snd_cmi8330_isa_suspend,
+	.resume		= snd_cmi8330_isa_resume,
 #endif
 	.driver		= {
 		.name	= CMI8330_DRIVER
@@ -609,8 +618,6 @@ static struct platform_driver snd_cmi8330_driver = {
 
 
 #ifdef CONFIG_PNP
-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)
 {
@@ -640,7 +647,6 @@ static int __devinit snd_cmi8330_pnp_detect(struct pnp_card_link *pcard,
 	}
 	pnp_set_card_drvdata(pcard, card);
 	dev++;
-	cmi8330_pnp_devices++;
 	return 0;
 }
 
@@ -675,63 +681,28 @@ static struct pnp_card_driver cmi8330_pnpc_driver = {
 };
 #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 i, err, cards = 0;
+	int err;
 
-	if ((err = platform_driver_register(&snd_cmi8330_driver)) < 0)
+	err = isa_register_driver(&snd_cmi8330_driver, SNDRV_CARDS);
+	if (err < 0)
 		return err;
-
-	for (i = 0; i < SNDRV_CARDS; i++) {
-		struct platform_device *device;
-		if (! enable[i] || is_isapnp_selected(i))
-			continue;
-		device = platform_device_register_simple(CMI8330_DRIVER,
-							 i, NULL, 0);
-		if (IS_ERR(device))
-			continue;
-		if (!platform_get_drvdata(device)) {
-			platform_device_unregister(device);
-			continue;
-		}
-		platform_devices[i] = device;
-		cards++;
-	}
-
 #ifdef CONFIG_PNP
 	err = pnp_register_card_driver(&cmi8330_pnpc_driver);
-	if (!err) {
+	if (!err)
 		pnp_registered = 1;
-		cards += cmi8330_pnp_devices;
-	}
 #endif
-
-	if (!cards) {
-#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)
 {
-	snd_cmi8330_unregister_all();
+#ifdef CONFIG_PNP
+	if (pnp_registered)
+		pnp_unregister_card_driver(&cmi8330_pnpc_driver);
+#endif
+	isa_unregister_driver(&snd_cmi8330_driver);
 }
 
 module_init(alsa_card_cmi8330_init)
diff --git a/sound/isa/cs423x/cs4236.c b/sound/isa/cs423x/cs4236.c
index 07ffd5c22e8..7d9d4d562e9 100644
--- a/sound/isa/cs423x/cs4236.c
+++ b/sound/isa/cs423x/cs4236.c
@@ -22,7 +22,7 @@
 #include <sound/driver.h>
 #include <linux/init.h>
 #include <linux/err.h>
-#include <linux/platform_device.h>
+#include <linux/isa.h>
 #include <linux/slab.h>
 #include <linux/pnp.h>
 #include <linux/moduleparam.h>
@@ -126,14 +126,12 @@ MODULE_PARM_DESC(dma1, "DMA1 # for " IDENT " driver.");
 module_param_array(dma2, int, NULL, 0444);
 MODULE_PARM_DESC(dma2, "DMA2 # for " IDENT " driver.");
 
-static struct platform_device *platform_devices[SNDRV_CARDS];
 #ifdef CONFIG_PNP
 static int pnpc_registered;
 #ifdef CS4232
 static int pnp_registered;
 #endif
 #endif /* CONFIG_PNP */
-static unsigned int snd_cs423x_devices;
 
 struct snd_card_cs4236 {
 	struct snd_cs4231 *chip;
@@ -542,38 +540,55 @@ static int __devinit snd_cs423x_probe(struct snd_card *card, int dev)
 	return snd_card_register(card);
 }
 
-static int __init snd_cs423x_nonpnp_probe(struct platform_device *pdev)
+static int __devinit snd_cs423x_isa_match(struct device *pdev,
+					  unsigned int dev)
 {
-	int dev = pdev->id;
-	struct snd_card *card;
-	int err;
+	if (!enable[dev] || is_isapnp_selected(dev))
+		return 0;
 
 	if (port[dev] == SNDRV_AUTO_PORT) {
-		snd_printk(KERN_ERR "specify port\n");
-		return -EINVAL;
+		snd_printk(KERN_ERR "%s: please specify port\n", pdev->bus_id);
+		return 0;
 	}
 	if (cport[dev] == SNDRV_AUTO_PORT) {
-		snd_printk(KERN_ERR "specify cport\n");
-		return -EINVAL;
+		snd_printk(KERN_ERR "%s: please specify cport\n", pdev->bus_id);
+		return 0;
+	}
+	if (irq[dev] == SNDRV_AUTO_IRQ) {
+		snd_printk(KERN_ERR "%s: please specify irq\n", pdev->bus_id);
+		return 0;
 	}
+	if (dma1[dev] == SNDRV_AUTO_DMA) {
+		snd_printk(KERN_ERR "%s: please specify dma1\n", pdev->bus_id);
+		return 0;
+	}
+	return 1;
+}
+
+static int __devinit snd_cs423x_isa_probe(struct device *pdev,
+					  unsigned int dev)
+{
+	struct snd_card *card;
+	int err;
 
 	card = snd_cs423x_card_new(dev);
 	if (! card)
 		return -ENOMEM;
-	snd_card_set_dev(card, &pdev->dev);
+	snd_card_set_dev(card, pdev);
 	if ((err = snd_cs423x_probe(card, dev)) < 0) {
 		snd_card_free(card);
 		return err;
 	}
 
-	platform_set_drvdata(pdev, card);
+	dev_set_drvdata(pdev, card);
 	return 0;
 }
 
-static int __devexit snd_cs423x_nonpnp_remove(struct platform_device *devptr)
+static int __devexit snd_cs423x_isa_remove(struct device *pdev,
+					   unsigned int dev)
 {
-	snd_card_free(platform_get_drvdata(devptr));
-	platform_set_drvdata(devptr, NULL);
+	snd_card_free(dev_get_drvdata(pdev));
+	dev_set_drvdata(pdev, NULL);
 	return 0;
 }
 
@@ -594,23 +609,25 @@ static int snd_cs423x_resume(struct snd_card *card)
 	return 0;
 }
 
-static int snd_cs423x_nonpnp_suspend(struct platform_device *dev, pm_message_t state)
+static int snd_cs423x_isa_suspend(struct device *dev, unsigned int n,
+				  pm_message_t state)
 {
-	return snd_cs423x_suspend(platform_get_drvdata(dev));
+	return snd_cs423x_suspend(dev_get_drvdata(dev));
 }
 
-static int snd_cs423x_nonpnp_resume(struct platform_device *dev)
+static int snd_cs423x_isa_resume(struct device *dev, unsigned int n)
 {
-	return snd_cs423x_resume(platform_get_drvdata(dev));
+	return snd_cs423x_resume(dev_get_drvdata(dev));
 }
 #endif
 
-static struct platform_driver cs423x_nonpnp_driver = {
-	.probe		= snd_cs423x_nonpnp_probe,
-	.remove		= __devexit_p(snd_cs423x_nonpnp_remove),
+static struct isa_driver cs423x_isa_driver = {
+	.match		= snd_cs423x_isa_match,
+	.probe		= snd_cs423x_isa_probe,
+	.remove		= __devexit_p(snd_cs423x_isa_remove),
 #ifdef CONFIG_PM
-	.suspend	= snd_cs423x_nonpnp_suspend,
-	.resume		= snd_cs423x_nonpnp_resume,
+	.suspend	= snd_cs423x_isa_suspend,
+	.resume		= snd_cs423x_isa_resume,
 #endif
 	.driver		= {
 		.name	= CS423X_DRIVER
@@ -651,7 +668,6 @@ static int __devinit snd_cs4232_pnpbios_detect(struct pnp_dev *pdev,
 	}
 	pnp_set_drvdata(pdev, card);
 	dev++;
-	snd_cs423x_devices++;
 	return 0;
 }
 
@@ -715,7 +731,6 @@ static int __devinit snd_cs423x_pnpc_detect(struct pnp_card_link *pcard,
 	}
 	pnp_set_card_drvdata(pcard, card);
 	dev++;
-	snd_cs423x_devices++;
 	return 0;
 }
 
@@ -750,45 +765,13 @@ static struct pnp_card_driver cs423x_pnpc_driver = {
 };
 #endif /* CONFIG_PNP */
 
-static void __init_or_module snd_cs423x_unregister_all(void)
-{
-	int i;
-
-#ifdef CONFIG_PNP
-	if (pnpc_registered)
-		pnp_unregister_card_driver(&cs423x_pnpc_driver);
-#ifdef CS4232
-	if (pnp_registered)
-		pnp_unregister_driver(&cs4232_pnp_driver);
-#endif
-#endif /* CONFIG_PNP */
-	for (i = 0; i < ARRAY_SIZE(platform_devices); ++i)
-		platform_device_unregister(platform_devices[i]);
-	platform_driver_unregister(&cs423x_nonpnp_driver);
-}
-
 static int __init alsa_card_cs423x_init(void)
 {
-	int i, err;
+	int err;
 
-	if ((err = platform_driver_register(&cs423x_nonpnp_driver)) < 0)
+	err = isa_register_driver(&cs423x_isa_driver, SNDRV_CARDS);
+	if (err < 0)
 		return err;
-
-	for (i = 0; i < SNDRV_CARDS; i++) {
-		struct platform_device *device;
-		if (! enable[i] || is_isapnp_selected(i))
-			continue;
-		device = platform_device_register_simple(CS423X_DRIVER,
-							 i, NULL, 0);
-		if (IS_ERR(device))
-			continue;
-		if (!platform_get_drvdata(device)) {
-			platform_device_unregister(device);
-			continue;
-		}
-		platform_devices[i] = device;
-		snd_cs423x_devices++;
-	}
 #ifdef CONFIG_PNP
 #ifdef CS4232
 	err = pnp_register_driver(&cs4232_pnp_driver);
@@ -799,20 +782,20 @@ static int __init alsa_card_cs423x_init(void)
 	if (!err)
 		pnpc_registered = 1;
 #endif /* CONFIG_PNP */
-
-	if (!snd_cs423x_devices) {
-#ifdef MODULE
-		printk(KERN_ERR IDENT " soundcard not found or device busy\n");
-#endif
-		snd_cs423x_unregister_all();
-		return -ENODEV;
-	}
 	return 0;
 }
 
 static void __exit alsa_card_cs423x_exit(void)
 {
-	snd_cs423x_unregister_all();
+#ifdef CONFIG_PNP
+	if (pnpc_registered)
+		pnp_unregister_card_driver(&cs423x_pnpc_driver);
+#ifdef CS4232
+	if (pnp_registered)
+		pnp_unregister_driver(&cs4232_pnp_driver);
+#endif
+#endif /* CONFIG_PNP */
+	isa_unregister_driver(&cs423x_isa_driver);
 }
 
 module_init(alsa_card_cs423x_init)
diff --git a/sound/isa/es18xx.c b/sound/isa/es18xx.c
index 725c115ff97..12b61af1a4e 100644
--- a/sound/isa/es18xx.c
+++ b/sound/isa/es18xx.c
@@ -80,7 +80,7 @@
 #include <sound/driver.h>
 #include <linux/init.h>
 #include <linux/err.h>
-#include <linux/platform_device.h>
+#include <linux/isa.h>
 #include <linux/slab.h>
 #include <linux/pnp.h>
 #include <linux/isapnp.h>
@@ -2035,8 +2035,6 @@ MODULE_PARM_DESC(dma1, "DMA 1 # for ES18xx driver.");
 module_param_array(dma2, int, NULL, 0444);
 MODULE_PARM_DESC(dma2, "DMA 2 # for ES18xx driver.");
 
-static struct platform_device *platform_devices[SNDRV_CARDS];
-
 #ifdef CONFIG_PNP
 static int pnp_registered, pnpc_registered;
 
@@ -2237,7 +2235,12 @@ static int __devinit snd_audiodrive_probe(struct snd_card *card, int dev)
 	return snd_card_register(card);
 }
 
-static int __devinit snd_es18xx_nonpnp_probe1(int dev, struct platform_device *devptr)
+static int __devinit snd_es18xx_isa_match(struct device *pdev, unsigned int dev)
+{
+	return enable[dev] && !is_isapnp_selected(dev);
+}
+
+static int __devinit snd_es18xx_isa_probe1(int dev, struct device *devptr)
 {
 	struct snd_card *card;
 	int err;
@@ -2245,18 +2248,17 @@ static int __devinit snd_es18xx_nonpnp_probe1(int dev, struct platform_device *d
 	card = snd_es18xx_card_new(dev);
 	if (! card)
 		return -ENOMEM;
-	snd_card_set_dev(card, &devptr->dev);
+	snd_card_set_dev(card, devptr);
 	if ((err = snd_audiodrive_probe(card, dev)) < 0) {
 		snd_card_free(card);
 		return err;
 	}
-	platform_set_drvdata(devptr, card);
+	dev_set_drvdata(devptr, card);
 	return 0;
 }
 
-static int __devinit snd_es18xx_nonpnp_probe(struct platform_device *pdev)
+static int __devinit snd_es18xx_isa_probe(struct device *pdev, unsigned int dev)
 {
-	int dev = pdev->id;
 	int err;
 	static int possible_irqs[] = {5, 9, 10, 7, 11, 12, -1};
 	static int possible_dmas[] = {1, 0, 3, 5, -1};
@@ -2281,13 +2283,13 @@ static int __devinit snd_es18xx_nonpnp_probe(struct platform_device *pdev)
 	}
 
 	if (port[dev] != SNDRV_AUTO_PORT) {
-		return snd_es18xx_nonpnp_probe1(dev, pdev);
+		return snd_es18xx_isa_probe1(dev, pdev);
 	} else {
 		static unsigned long possible_ports[] = {0x220, 0x240, 0x260, 0x280};
 		int i;
 		for (i = 0; i < ARRAY_SIZE(possible_ports); i++) {
 			port[dev] = possible_ports[i];
-			err = snd_es18xx_nonpnp_probe1(dev, pdev);
+			err = snd_es18xx_isa_probe1(dev, pdev);
 			if (! err)
 				return 0;
 		}
@@ -2295,33 +2297,36 @@ static int __devinit snd_es18xx_nonpnp_probe(struct platform_device *pdev)
 	}
 }
 
-static int __devexit snd_es18xx_nonpnp_remove(struct platform_device *devptr)
+static int __devexit snd_es18xx_isa_remove(struct device *devptr,
+					   unsigned int dev)
 {
-	snd_card_free(platform_get_drvdata(devptr));
-	platform_set_drvdata(devptr, NULL);
+	snd_card_free(dev_get_drvdata(devptr));
+	dev_set_drvdata(devptr, NULL);
 	return 0;
 }
 
 #ifdef CONFIG_PM
-static int snd_es18xx_nonpnp_suspend(struct platform_device *dev, pm_message_t state)
+static int snd_es18xx_isa_suspend(struct device *dev, unsigned int n,
+				  pm_message_t state)
 {
-	return snd_es18xx_suspend(platform_get_drvdata(dev), state);
+	return snd_es18xx_suspend(dev_get_drvdata(dev), state);
 }
 
-static int snd_es18xx_nonpnp_resume(struct platform_device *dev)
+static int snd_es18xx_isa_resume(struct device *dev, unsigned int n)
 {
-	return snd_es18xx_resume(platform_get_drvdata(dev));
+	return snd_es18xx_resume(dev_get_drvdata(dev));
 }
 #endif
 
 #define ES18XX_DRIVER	"snd_es18xx"
 
-static struct platform_driver snd_es18xx_nonpnp_driver = {
-	.probe		= snd_es18xx_nonpnp_probe,
-	.remove		= __devexit_p(snd_es18xx_nonpnp_remove),
+static struct isa_driver snd_es18xx_isa_driver = {
+	.match		= snd_es18xx_isa_match,
+	.probe		= snd_es18xx_isa_probe,
+	.remove		= __devexit_p(snd_es18xx_isa_remove),
 #ifdef CONFIG_PM
-	.suspend	= snd_es18xx_nonpnp_suspend,
-	.resume		= snd_es18xx_nonpnp_resume,
+	.suspend	= snd_es18xx_isa_suspend,
+	.resume		= snd_es18xx_isa_resume,
 #endif
 	.driver		= {
 		.name	= ES18XX_DRIVER
@@ -2330,8 +2335,6 @@ static struct platform_driver snd_es18xx_nonpnp_driver = {
 
 
 #ifdef CONFIG_PNP
-static unsigned int __devinitdata es18xx_pnp_devices;
-
 static int __devinit snd_audiodrive_pnp_detect(struct pnp_dev *pdev,
 					    const struct pnp_device_id *id)
 {
@@ -2362,7 +2365,6 @@ static int __devinit snd_audiodrive_pnp_detect(struct pnp_dev *pdev,
 	}
 	pnp_set_drvdata(pdev, card);
 	dev++;
-	es18xx_pnp_devices++;
 	return 0;
 }
 
@@ -2424,7 +2426,6 @@ static int __devinit snd_audiodrive_pnpc_detect(struct pnp_card_link *pcard,
 
 	pnp_set_card_drvdata(pcard, card);
 	dev++;
-	es18xx_pnp_devices++;
 	return 0;
 }
 
@@ -2460,44 +2461,14 @@ static struct pnp_card_driver es18xx_pnpc_driver = {
 };
 #endif /* CONFIG_PNP */
 
-static void __init_or_module snd_es18xx_unregister_all(void)
-{
-	int i;
-
-#ifdef CONFIG_PNP
-	if (pnpc_registered)
-		pnp_unregister_card_driver(&es18xx_pnpc_driver);
-	if (pnp_registered)
-		pnp_unregister_driver(&es18xx_pnp_driver);
-#endif
-	for (i = 0; i < ARRAY_SIZE(platform_devices); ++i)
-		platform_device_unregister(platform_devices[i]);
-	platform_driver_unregister(&snd_es18xx_nonpnp_driver);
-}
-
 static int __init alsa_card_es18xx_init(void)
 {
-	int i, err, cards = 0;
+	int err;
 
-	if ((err = platform_driver_register(&snd_es18xx_nonpnp_driver)) < 0)
+	err = isa_register_driver(&snd_es18xx_isa_driver, SNDRV_CARDS);
+	if (err < 0)
 		return err;
 
-	for (i = 0; i < SNDRV_CARDS; i++) {
-		struct platform_device *device;
-		if (! enable[i] || is_isapnp_selected(i))
-			continue;
-		device = platform_device_register_simple(ES18XX_DRIVER,
-							 i, NULL, 0);
-		if (IS_ERR(device))
-	       		continue;
-		if (!platform_get_drvdata(device)) {
-			platform_device_unregister(device);
-			continue;
-		}
-		platform_devices[i] = device;
-		cards++;
-	}
-
 #ifdef CONFIG_PNP
 	err = pnp_register_driver(&es18xx_pnp_driver);
 	if (!err)
@@ -2505,22 +2476,19 @@ static int __init alsa_card_es18xx_init(void)
 	err = pnp_register_card_driver(&es18xx_pnpc_driver);
 	if (!err)
 		pnpc_registered = 1;
-	cards += es18xx_pnp_devices;
-#endif
-
-	if(!cards) {
-#ifdef MODULE
-		snd_printk(KERN_ERR "ESS AudioDrive ES18xx soundcard not found or device busy\n");
 #endif
-		snd_es18xx_unregister_all();
-		return -ENODEV;
-	}
 	return 0;
 }
 
 static void __exit alsa_card_es18xx_exit(void)
 {
-	snd_es18xx_unregister_all();
+#ifdef CONFIG_PNP
+	if (pnpc_registered)
+		pnp_unregister_card_driver(&es18xx_pnpc_driver);
+	if (pnp_registered)
+		pnp_unregister_driver(&es18xx_pnp_driver);
+#endif
+	isa_unregister_driver(&snd_es18xx_isa_driver);
 }
 
 module_init(alsa_card_es18xx_init)
diff --git a/sound/isa/gus/gusmax.c b/sound/isa/gus/gusmax.c
index d1ad90ca035..a0d2f8fc273 100644
--- a/sound/isa/gus/gusmax.c
+++ b/sound/isa/gus/gusmax.c
@@ -22,7 +22,7 @@
 #include <sound/driver.h>
 #include <linux/init.h>
 #include <linux/err.h>
-#include <linux/platform_device.h>
+#include <linux/isa.h>
 #include <linux/delay.h>
 #include <linux/time.h>
 #include <linux/moduleparam.h>
@@ -72,8 +72,6 @@ MODULE_PARM_DESC(channels, "Used GF1 channels for GUS MAX driver.");
 module_param_array(pcm_channels, int, NULL, 0444);
 MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for GUS MAX driver.");
 
-static struct platform_device *devices[SNDRV_CARDS];
-
 struct snd_gusmax {
 	int irq;
 	struct snd_card *card;
@@ -205,9 +203,13 @@ static void snd_gusmax_free(struct snd_card *card)
 		free_irq(maxcard->irq, (void *)maxcard);
 }
 
-static int __devinit snd_gusmax_probe(struct platform_device *pdev)
+static int __devinit snd_gusmax_match(struct device *pdev, unsigned int dev)
+{
+	return enable[dev];
+}
+
+static int __devinit snd_gusmax_probe(struct device *pdev, unsigned int dev)
 {
-	int dev = pdev->id;
 	static int possible_irqs[] = {5, 11, 12, 9, 7, 15, 3, -1};
 	static int possible_dmas[] = {5, 6, 7, 1, 3, -1};
 	int xirq, xdma1, xdma2, err;
@@ -333,7 +335,7 @@ static int __devinit snd_gusmax_probe(struct platform_device *pdev)
 	if (xdma2 >= 0)
 		sprintf(card->longname + strlen(card->longname), "&%i", xdma2);
 
-	snd_card_set_dev(card, &pdev->dev);
+	snd_card_set_dev(card, pdev);
 
 	if ((err = snd_card_register(card)) < 0)
 		goto _err;
@@ -341,7 +343,7 @@ static int __devinit snd_gusmax_probe(struct platform_device *pdev)
 	maxcard->gus = gus;
 	maxcard->cs4231 = cs4231;
 
-	platform_set_drvdata(pdev, card);
+	dev_set_drvdata(pdev, card);
 	return 0;
 
  _err:
@@ -349,16 +351,17 @@ static int __devinit snd_gusmax_probe(struct platform_device *pdev)
 	return err;
 }
 
-static int __devexit snd_gusmax_remove(struct platform_device *devptr)
+static int __devexit snd_gusmax_remove(struct device *devptr, unsigned int dev)
 {
-	snd_card_free(platform_get_drvdata(devptr));
-	platform_set_drvdata(devptr, NULL);
+	snd_card_free(dev_get_drvdata(devptr));
+	dev_set_drvdata(devptr, NULL);
 	return 0;
 }
 
 #define GUSMAX_DRIVER	"snd_gusmax"
 
-static struct platform_driver snd_gusmax_driver = {
+static struct isa_driver snd_gusmax_driver = {
+	.match		= snd_gusmax_match,
 	.probe		= snd_gusmax_probe,
 	.remove		= __devexit_p(snd_gusmax_remove),
 	/* FIXME: suspend/resume */
@@ -367,52 +370,14 @@ static struct platform_driver snd_gusmax_driver = {
 	},
 };
 
-static void __init_or_module snd_gusmax_unregister_all(void)
-{
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(devices); ++i)
-		platform_device_unregister(devices[i]);
-	platform_driver_unregister(&snd_gusmax_driver);
-}
-
 static int __init alsa_card_gusmax_init(void)
 {
-	int i, cards, err;
-
-	err = platform_driver_register(&snd_gusmax_driver);
-	if (err < 0)
-		return err;
-
-	cards = 0;
-	for (i = 0; i < SNDRV_CARDS; i++) {
-		struct platform_device *device;
-		if (! enable[i])
-			continue;
-		device = platform_device_register_simple(GUSMAX_DRIVER,
-							 i, NULL, 0);
-		if (IS_ERR(device))
-			continue;
-		if (!platform_get_drvdata(device)) {
-			platform_device_unregister(device);
-			continue;
-		}
-		devices[i] = device;
-		cards++;
-	}
-	if (!cards) {
-#ifdef MODULE
-		printk(KERN_ERR "GUS MAX soundcard not found or device busy\n");
-#endif
-		snd_gusmax_unregister_all();
-		return -ENODEV;
-	}
-	return 0;
+	return isa_register_driver(&snd_gusmax_driver, SNDRV_CARDS);
 }
 
 static void __exit alsa_card_gusmax_exit(void)
 {
-	snd_gusmax_unregister_all();
+	isa_unregister_driver(&snd_gusmax_driver);
 }
 
 module_init(alsa_card_gusmax_init)
diff --git a/sound/isa/gus/interwave.c b/sound/isa/gus/interwave.c
index 4ec2d79431f..3e465725553 100644
--- a/sound/isa/gus/interwave.c
+++ b/sound/isa/gus/interwave.c
@@ -25,7 +25,7 @@
 #include <sound/driver.h>
 #include <linux/init.h>
 #include <linux/err.h>
-#include <linux/platform_device.h>
+#include <linux/isa.h>
 #include <linux/delay.h>
 #include <linux/slab.h>
 #include <linux/pnp.h>
@@ -115,9 +115,6 @@ MODULE_PARM_DESC(pcm_channels, "Reserved PCM channels for InterWave driver.");
 module_param_array(effect, int, NULL, 0444);
 MODULE_PARM_DESC(effect, "Effects enable for InterWave driver.");
 
-static struct platform_device *platform_devices[SNDRV_CARDS];
-static int pnp_registered;
-
 struct snd_interwave {
 	int irq;
 	struct snd_card *card;
@@ -138,6 +135,7 @@ struct snd_interwave {
 
 
 #ifdef CONFIG_PNP
+static int pnp_registered;
 
 static struct pnp_card_device_id snd_interwave_pnpids[] = {
 #ifndef SNDRV_STB
@@ -793,7 +791,7 @@ static int __devinit snd_interwave_probe(struct snd_card *card, int dev)
 	return 0;
 }
 
-static int __devinit snd_interwave_nonpnp_probe1(int dev, struct platform_device *devptr)
+static int __devinit snd_interwave_isa_probe1(int dev, struct device *devptr)
 {
 	struct snd_card *card;
 	int err;
@@ -802,18 +800,30 @@ static int __devinit snd_interwave_nonpnp_probe1(int dev, struct platform_device
 	if (! card)
 		return -ENOMEM;
 
-	snd_card_set_dev(card, &devptr->dev);
+	snd_card_set_dev(card, devptr);
 	if ((err = snd_interwave_probe(card, dev)) < 0) {
 		snd_card_free(card);
 		return err;
 	}
-	platform_set_drvdata(devptr, card);
+	dev_set_drvdata(devptr, card);
 	return 0;
 }
 
-static int __devinit snd_interwave_nonpnp_probe(struct platform_device *pdev)
+static int __devinit snd_interwave_isa_match(struct device *pdev,
+					     unsigned int dev)
+{
+	if (!enable[dev])
+		return 0;
+#ifdef CONFIG_PNP
+	if (isapnp[dev])
+		return 0;
+#endif
+	return 1;
+}
+
+static int __devinit snd_interwave_isa_probe(struct device *pdev,
+					     unsigned int dev)
 {
-	int dev = pdev->id;
 	int err;
 	static int possible_irqs[] = {5, 11, 12, 9, 7, 15, 3, -1};
 	static int possible_dmas[] = {0, 1, 3, 5, 6, 7, -1};
@@ -838,13 +848,13 @@ static int __devinit snd_interwave_nonpnp_probe(struct platform_device *pdev)
 	}
 
 	if (port[dev] != SNDRV_AUTO_PORT)
-		return snd_interwave_nonpnp_probe1(dev, pdev);
+		return snd_interwave_isa_probe1(dev, pdev);
 	else {
 		static long possible_ports[] = {0x210, 0x220, 0x230, 0x240, 0x250, 0x260};
 		int i;
 		for (i = 0; i < ARRAY_SIZE(possible_ports); i++) {
 			port[dev] = possible_ports[i];
-			err = snd_interwave_nonpnp_probe1(dev, pdev);
+			err = snd_interwave_isa_probe1(dev, pdev);
 			if (! err)
 				return 0;
 		}
@@ -852,16 +862,17 @@ static int __devinit snd_interwave_nonpnp_probe(struct platform_device *pdev)
 	}
 }
 
-static int __devexit snd_interwave_nonpnp_remove(struct platform_device *devptr)
+static int __devexit snd_interwave_isa_remove(struct device *devptr, unsigned int dev)
 {
-	snd_card_free(platform_get_drvdata(devptr));
-	platform_set_drvdata(devptr, NULL);
+	snd_card_free(dev_get_drvdata(devptr));
+	dev_set_drvdata(devptr, NULL);
 	return 0;
 }
 
-static struct platform_driver snd_interwave_driver = {
-	.probe		= snd_interwave_nonpnp_probe,
-	.remove		= __devexit_p(snd_interwave_nonpnp_remove),
+static struct isa_driver snd_interwave_driver = {
+	.match		= snd_interwave_isa_match,
+	.probe		= snd_interwave_isa_probe,
+	.remove		= __devexit_p(snd_interwave_isa_remove),
 	/* FIXME: suspend,resume */
 	.driver		= {
 		.name	= INTERWAVE_DRIVER
@@ -869,8 +880,6 @@ static struct platform_driver snd_interwave_driver = {
 };
 
 #ifdef CONFIG_PNP
-static unsigned int __devinitdata interwave_pnp_devices;
-
 static int __devinit snd_interwave_pnp_detect(struct pnp_card_link *pcard,
 					      const struct pnp_card_device_id *pid)
 {
@@ -900,7 +909,6 @@ static int __devinit snd_interwave_pnp_detect(struct pnp_card_link *pcard,
 	}
 	pnp_set_card_drvdata(pcard, card);
 	dev++;
-	interwave_pnp_devices++;
 	return 0;
 }
 
@@ -921,64 +929,29 @@ static struct pnp_card_driver interwave_pnpc_driver = {
 
 #endif /* CONFIG_PNP */
 
-static void __init_or_module snd_interwave_unregister_all(void)
-{
-	int i;
-
-	if (pnp_registered)
-		pnp_unregister_card_driver(&interwave_pnpc_driver);
-	for (i = 0; i < ARRAY_SIZE(platform_devices); ++i)
-		platform_device_unregister(platform_devices[i]);
-	platform_driver_unregister(&snd_interwave_driver);
-}
-
 static int __init alsa_card_interwave_init(void)
 {
-	int i, err, cards = 0;
+	int err;
 
-	if ((err = platform_driver_register(&snd_interwave_driver)) < 0)
+	err = isa_register_driver(&snd_interwave_driver, SNDRV_CARDS);
+	if (err < 0)
 		return err;
-
-	for (i = 0; i < SNDRV_CARDS; i++) {
-		struct platform_device *device;
-		if (! enable[i])
-			continue;
 #ifdef CONFIG_PNP
-		if (isapnp[i])
-			continue;
-#endif
-		device = platform_device_register_simple(INTERWAVE_DRIVER,
-							 i, NULL, 0);
-		if (IS_ERR(device))
-			continue;
-		if (!platform_get_drvdata(device)) {
-			platform_device_unregister(device);
-			continue;
-		}
-		platform_devices[i] = device;
-		cards++;
-	}
-
 	/* ISA PnP cards */
 	err = pnp_register_card_driver(&interwave_pnpc_driver);
-	if (!err) {
+	if (!err)
 		pnp_registered = 1;
-		cards += interwave_pnp_devices;;
-	}
-
-	if (!cards) {
-#ifdef MODULE
-		printk(KERN_ERR "InterWave soundcard not found or device busy\n");
 #endif
-		snd_interwave_unregister_all();
-		return -ENODEV;
-	}
 	return 0;
 }
 
 static void __exit alsa_card_interwave_exit(void)
 {
-	snd_interwave_unregister_all();
+#ifdef CONFIG_PNP
+	if (pnp_registered)
+		pnp_unregister_card_driver(&interwave_pnpc_driver);
+#endif
+	isa_unregister_driver(&snd_interwave_driver);
 }
 
 module_init(alsa_card_interwave_init)
diff --git a/sound/isa/opl3sa2.c b/sound/isa/opl3sa2.c
index f3db686b1c0..50a812f1c80 100644
--- a/sound/isa/opl3sa2.c
+++ b/sound/isa/opl3sa2.c
@@ -22,7 +22,7 @@
 #include <sound/driver.h>
 #include <linux/init.h>
 #include <linux/err.h>
-#include <linux/platform_device.h>
+#include <linux/isa.h>
 #include <linux/interrupt.h>
 #include <linux/pm.h>
 #include <linux/slab.h>
@@ -91,12 +91,10 @@ MODULE_PARM_DESC(dma2, "DMA2 # for OPL3-SA driver.");
 module_param_array(opl3sa3_ymode, int, NULL, 0444);
 MODULE_PARM_DESC(opl3sa3_ymode, "Speaker size selection for 3D Enhancement mode: Desktop/Large Notebook/Small Notebook/HiFi.");
 
-static struct platform_device *platform_devices[SNDRV_CARDS];
 #ifdef CONFIG_PNP
 static int pnp_registered;
 static int pnpc_registered;
 #endif
-static unsigned int snd_opl3sa2_devices;
 
 /* control ports */
 #define OPL3SA2_PM_CTRL		0x01
@@ -783,7 +781,6 @@ static int __devinit snd_opl3sa2_pnp_detect(struct pnp_dev *pdev,
 	}
 	pnp_set_drvdata(pdev, card);
 	dev++;
-	snd_opl3sa2_devices++;
 	return 0;
 }
 
@@ -850,7 +847,6 @@ static int __devinit snd_opl3sa2_pnp_cdetect(struct pnp_card_link *pcard,
 	}
 	pnp_set_card_drvdata(pcard, card);
 	dev++;
-	snd_opl3sa2_devices++;
 	return 0;
 }
 
@@ -884,116 +880,95 @@ static struct pnp_card_driver opl3sa2_pnpc_driver = {
 };
 #endif /* CONFIG_PNP */
 
-static int __devinit snd_opl3sa2_nonpnp_probe(struct platform_device *pdev)
+static int __devinit snd_opl3sa2_isa_match(struct device *pdev,
+					   unsigned int dev)
 {