diff --git a/sound/isa/cmi8330.c b/sound/isa/cmi8330.c
index bd8e238..fd9bb25 100644
--- a/sound/isa/cmi8330.c
+++ b/sound/isa/cmi8330.c
@@ -109,7 +109,9 @@
 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
@@ -672,8 +674,10 @@
 {
 	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);
@@ -700,11 +704,13 @@
 		cards++;
 	}
 
+#ifdef CONFIG_PNP
 	err = pnp_register_card_driver(&cmi8330_pnpc_driver);
 	if (err >= 0) {
 		pnp_registered = 1;
 		cards += err;
 	}
+#endif
 
 	if (!cards) {
 #ifdef MODULE
diff --git a/sound/isa/cs423x/cs4236.c b/sound/isa/cs423x/cs4236.c
index e168333..2bfa68b 100644
--- a/sound/isa/cs423x/cs4236.c
+++ b/sound/isa/cs423x/cs4236.c
@@ -125,10 +125,12 @@
 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 */
 
 struct snd_card_cs4236 {
 	struct snd_cs4231 *chip;
@@ -747,12 +749,14 @@
 {
 	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);
@@ -778,6 +782,7 @@
 		platform_devices[i] = device;
 		cards++;
 	}
+#ifdef CONFIG_PNP
 #ifdef CS4232
 	i = pnp_register_driver(&cs4232_pnp_driver);
 	if (i >= 0) {
@@ -790,6 +795,8 @@
 		pnpc_registered = 1;
 		cards += i;
 	}
+#endif /* CONFIG_PNP */
+
 	if (!cards) {
 #ifdef MODULE
 		printk(KERN_ERR IDENT " soundcard not found or device busy\n");
diff --git a/sound/isa/es18xx.c b/sound/isa/es18xx.c
index bf5de07..08f032b 100644
--- a/sound/isa/es18xx.c
+++ b/sound/isa/es18xx.c
@@ -1878,9 +1878,9 @@
 MODULE_PARM_DESC(dma2, "DMA 2 # for ES18xx driver.");
 
 static struct platform_device *platform_devices[SNDRV_CARDS];
-static int pnp_registered;
 
 #ifdef CONFIG_PNP
+static int pnp_registered;
 
 static struct pnp_card_device_id snd_audiodrive_pnpids[] = {
 	/* ESS 1868 (integrated on Compaq dual P-Pro motherboard and Genius 18PnP 3D) */
@@ -2209,8 +2209,10 @@
 {
 	int i;
 
+#ifdef CONFIG_PNP
 	if (pnp_registered)
 		pnp_unregister_card_driver(&es18xx_pnpc_driver);
+#endif
 	for (i = 0; i < ARRAY_SIZE(platform_devices); ++i)
 		platform_device_unregister(platform_devices[i]);
 	platform_driver_unregister(&snd_es18xx_nonpnp_driver);
@@ -2237,11 +2239,13 @@
 		cards++;
 	}
 
+#ifdef CONFIG_PNP
 	i = pnp_register_card_driver(&es18xx_pnpc_driver);
 	if (i >= 0) {
 		pnp_registered = 1;
 		cards += i;
 	}
+#endif
 
 	if(!cards) {
 #ifdef MODULE
diff --git a/sound/isa/opl3sa2.c b/sound/isa/opl3sa2.c
index ca359e0..84ffa8f 100644
--- a/sound/isa/opl3sa2.c
+++ b/sound/isa/opl3sa2.c
@@ -91,8 +91,10 @@
 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
 
 /* control ports */
 #define OPL3SA2_PM_CTRL		0x01
@@ -929,10 +931,12 @@
 {
 	int i;
 
+#ifdef CONFIG_PNP
 	if (pnpc_registered)
 		pnp_unregister_card_driver(&opl3sa2_pnpc_driver);
 	if (pnp_registered)
 		pnp_unregister_driver(&opl3sa2_pnp_driver);
+#endif
 	for (i = 0; i < ARRAY_SIZE(platform_devices); ++i)
 		platform_device_unregister(platform_devices[i]);
 	platform_driver_unregister(&snd_opl3sa2_nonpnp_driver);
@@ -961,6 +965,7 @@
 		cards++;
 	}
 
+#ifdef CONFIG_PNP
 	err = pnp_register_driver(&opl3sa2_pnp_driver);
 	if (err >= 0) {
 		pnp_registered = 1;
@@ -971,6 +976,7 @@
 		pnpc_registered = 1;
 		cards += err;
 	}
+#endif
 
 	if (!cards) {
 #ifdef MODULE
diff --git a/sound/isa/sscape.c b/sound/isa/sscape.c
index 5fb981c..29bba8c 100644
--- a/sound/isa/sscape.c
+++ b/sound/isa/sscape.c
@@ -69,9 +69,9 @@
 MODULE_PARM_DESC(dma, "DMA # for SoundScape driver.");
 
 static struct platform_device *platform_devices[SNDRV_CARDS];
-static int pnp_registered;
   
 #ifdef CONFIG_PNP
+static int pnp_registered;
 static struct pnp_card_device_id sscape_pnpids[] = {
 	{ .id = "ENS3081", .devs = { { "ENS0000" } } },
 	{ .id = "" }	/* end */
@@ -1391,8 +1391,10 @@
 {
 	int i;
 
+#ifdef CONFIG_PNP
 	if (pnp_registered)
 		pnp_unregister_card_driver(&sscape_pnpc_driver);
+#endif
 	for (i = 0; i < ARRAY_SIZE(platform_devices); ++i)
 		platform_device_unregister(platform_devices[i]);
 	platform_driver_unregister(&snd_sscape_driver);
@@ -1466,8 +1468,10 @@
 	ret = sscape_manual_probe();
 	if (ret < 0)
 		return ret;
+#ifdef CONFIG_PNP
 	if (pnp_register_card_driver(&sscape_pnpc_driver) >= 0)
 		pnp_registered = 1;
+#endif
 	return 0;
 }
 
diff --git a/sound/isa/wavefront/wavefront.c b/sound/isa/wavefront/wavefront.c
index a6dcb2f..fa3ab96 100644
--- a/sound/isa/wavefront/wavefront.c
+++ b/sound/isa/wavefront/wavefront.c
@@ -84,10 +84,9 @@
 MODULE_PARM_DESC(use_cs4232_midi, "Use CS4232 MPU-401 interface (inaccessibly located inside your computer)");
 
 static struct platform_device *platform_devices[SNDRV_CARDS];
-static int pnp_registered;
-
 
 #ifdef CONFIG_PNP
+static int pnp_registered;
 
 static struct pnp_card_device_id snd_wavefront_pnpids[] = {
 	/* Tropez */
@@ -695,8 +694,10 @@
 {
 	int i;
 
+#ifdef CONFIG_PNP
 	if (pnp_registered)
 		pnp_unregister_card_driver(&wavefront_pnpc_driver);
+#endif
 	for (i = 0; i < ARRAY_SIZE(platform_devices); ++i)
 		platform_device_unregister(platform_devices[i]);
 	platform_driver_unregister(&snd_wavefront_driver);
@@ -725,11 +726,13 @@
 		cards++;
 	}
 
+#ifdef CONFIG_PNP
 	i = pnp_register_card_driver(&wavefront_pnpc_driver);
 	if (i >= 0) {
 		pnp_registered = 1;
 		cards += i;
 	}
+#endif
 
 	if (!cards) {
 #ifdef MODULE