diff -urN hsfmodem-7.18.00.05full/modules/GPL/oscompat.h hsfmodem-7.18.00.05full-simple_class/modules/GPL/oscompat.h
--- hsfmodem-7.18.00.05full/modules/GPL/oscompat.h	2005-06-20 15:18:46.000000000 -0400
+++ hsfmodem-7.18.00.05full-simple_class/modules/GPL/oscompat.h	2005-07-06 18:01:34.000000000 -0400
@@ -543,4 +543,16 @@
 #define PCI_SLOT_NAME(x)  (x)->dev.bus_id
 #endif
 
+#ifdef FOUND_CLASS_SIMPLE
+#define CLASS_DEVICE_CREATE(class, dev, device, fmt, rest) class_simple_device_add(class, dev, device, fmt, rest)
+#define CLASS_DESTROY(class) class_simple_destroy(class)
+#define CLASS_DEVICE_DESTROY(class, dev) class_simple_device_remove(dev)
+#define CLASS_CREATE(owner, name) class_simple_create(owner, name)
+#else
+#define CLASS_DEVICE_CREATE(class, dev, device, fmt, rest) class_device_create(class, dev, device, fmt, rest)
+#define CLASS_DESTROY(class) class_destroy(class)
+#define CLASS_DEVICE_DESTROY(class, dev) class_device_destroy(class, dev)
+#define CLASS_CREATE(owner, name) class_create(owner, name)
+#endif
+
 #endif /* __OSCOMPAT_H */
diff -urN hsfmodem-7.18.00.05full/modules/Makefile hsfmodem-7.18.00.05full-simple_class/modules/Makefile
--- hsfmodem-7.18.00.05full/modules/Makefile	2005-06-20 15:25:00.000000000 -0400
+++ hsfmodem-7.18.00.05full-simple_class/modules/Makefile	2005-07-06 18:01:34.000000000 -0400
@@ -57,6 +57,9 @@
 KO= ko
 KBUILD_EXTMOD_SUPPORTED := $(shell egrep -q 'KBUILD_EXTMOD|KERNEL_SOURCE|KERNELSRC' ${CNXT_KERNELSRC}/Makefile 2>/dev/null && echo yes || echo no)
 
+FOUND_CLASS_SIMPLE := $(shell grep -q 'class_simple_device_add' ${CNXT_KERNELSRC}/include/linux/device.h 2> /dev/null && echo -DFOUND_CLASS_SIMPLE)
+CFLAGS+= $(FOUND_CLASS_SIMPLE)
+
 else
 KO= o
 # Configure compiler (on some systems, kgcc must be used to compile kernel code)
diff -urN hsfmodem-7.18.00.05full/modules/osdcp.c hsfmodem-7.18.00.05full-simple_class/modules/osdcp.c
--- hsfmodem-7.18.00.05full/modules/osdcp.c	2004-12-14 02:43:59.000000000 -0500
+++ hsfmodem-7.18.00.05full-simple_class/modules/osdcp.c	2005-07-06 18:01:34.000000000 -0400
@@ -29,7 +29,11 @@
 static struct list_head dcp_instance_list = LIST_HEAD_INIT(dcp_instance_list);
 static spinlock_t dcp_lock = SPIN_LOCK_UNLOCKED;
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,2)
+#ifdef FOUND_CLASS_SIMPLE
 static struct class_simple *dcp_class;
+#else
+static struct class *dcp_class;
+#endif
 #endif
 
 typedef struct {
@@ -350,7 +354,7 @@
     }
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,2)
     if (!IS_ERR(dcp_class))
-        class_simple_device_remove(MKDEV(dcpmajor, pDcp->pDevNode->hwInstNum));
+        CLASS_DEVICE_DESTROY(dcp_class, MKDEV(dcpmajor, pDcp->pDevNode->hwInstNum));
 #endif
 #endif
 
@@ -400,7 +404,7 @@
 #else
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,2)
     if (!IS_ERR(dcp_class)) {
-	class_simple_device_add(dcp_class, MKDEV(dcpmajor, pDcp->pDevNode->hwInstNum), pDcp->pDevNode->hwDevLink, CNXTTARGET"dcp%d", pDcp->pDevNode->hwInstNum);
+	CLASS_DEVICE_CREATE(dcp_class, MKDEV(dcpmajor, pDcp->pDevNode->hwInstNum), pDcp->pDevNode->hwDevLink, CNXTTARGET"dcp%d", pDcp->pDevNode->hwInstNum);
 	}
 #endif
 
@@ -492,7 +496,7 @@
 {
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,2)
     if (!IS_ERR(dcp_class))
-	    class_simple_destroy(dcp_class);
+	    CLASS_DESTROY(dcp_class);
 #endif
     if(dcpmajor > 0)
 	unregister_chrdev(dcpmajor, CNXTTARGET"dcp");
@@ -516,7 +520,7 @@
     }
 
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,2)
-    dcp_class = class_simple_create(THIS_MODULE, CNXTTARGET"dcp");
+    dcp_class = CLASS_CREATE(THIS_MODULE, CNXTTARGET"dcp");
     if (IS_ERR(dcp_class)) {
 		printk(KERN_ERR "%s: cannot create simple class (%ld)\n", __FUNCTION__, PTR_ERR(dcp_class));
 		if(dcpmajor > 0)
diff -urN hsfmodem-7.18.00.05full/modules/osdiag.c hsfmodem-7.18.00.05full-simple_class/modules/osdiag.c
--- hsfmodem-7.18.00.05full/modules/osdiag.c	2004-12-14 02:44:02.000000000 -0500
+++ hsfmodem-7.18.00.05full-simple_class/modules/osdiag.c	2005-07-06 18:01:34.000000000 -0400
@@ -30,7 +30,11 @@
 static struct list_head diag_instance_list = LIST_HEAD_INIT(diag_instance_list);
 static spinlock_t diag_lock = SPIN_LOCK_UNLOCKED;
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,2)
+#ifdef FOUND_CLASS_SIMPLE
 static struct class_simple *diag_class;
+#else
+static struct class *diag_class;
+#endif
 #endif
 
 #define common_instance_header \
@@ -659,7 +663,7 @@
 #else
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,2)
 	if (!IS_ERR(diag_class)) {
-	    class_simple_device_add(diag_class, MKDEV(diagmajor, pDiag->hwInstNum), hwDevLink, CNXTTARGET"diag%d", pDiag->hwInstNum);
+	    CLASS_DEVICE_CREATE(diag_class, MKDEV(diagmajor, pDiag->hwInstNum), hwDevLink, CNXTTARGET"diag%d", pDiag->hwInstNum);
 	}
 #endif
 
@@ -764,7 +768,7 @@
     }
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,2)
     if (!IS_ERR(diag_class))
-	class_simple_device_remove(MKDEV(diagmajor, pDiag->hwInstNum));
+	CLASS_DEVICE_DESTROY(diag_class, MKDEV(diagmajor, pDiag->hwInstNum));
 #endif
 #endif
 
@@ -834,14 +838,14 @@
     devfs_remove(CNXTTARGET"diagdmp");
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,2)
     if (!IS_ERR(diag_class))
-	class_simple_device_remove(MKDEV(diagmajor, CNXTDIAGDMPMINOR));
+	CLASS_DEVICE_DESTROY(diag_class, MKDEV(diagmajor, CNXTDIAGDMPMINOR));
 #endif
 #endif
 #endif /* DMP || DMP_RETAIL */
 
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,2)
     if (!IS_ERR(diag_class))
-	class_simple_destroy(diag_class);
+	CLASS_DESTROY(diag_class);
 #endif
     if(diagmajor > 0)
 	unregister_chrdev(diagmajor, CNXTTARGET"diag");
@@ -865,7 +869,7 @@
     }
 
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,2)
-    diag_class = class_simple_create(THIS_MODULE, CNXTTARGET"diag");
+    diag_class = CLASS_CREATE(THIS_MODULE, CNXTTARGET"diag");
     if (IS_ERR(diag_class)) {
 	printk(KERN_ERR "%s: cannot create simple class (%ld)\n", __FUNCTION__, PTR_ERR(diag_class));
 	if(diagmajor > 0)
@@ -884,7 +888,7 @@
 #else
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,2)
     if (!IS_ERR(diag_class)) {
-	class_simple_device_add(diag_class, MKDEV(diagmajor, CNXTDIAGDMPMINOR), NULL, CNXTTARGET"diagdmp");
+	CLASS_DEVICE_CREATE(diag_class, MKDEV(diagmajor, CNXTDIAGDMPMINOR), NULL, CNXTTARGET"diagdmp");
     }
 #endif
     devfs_mk_cdev(MKDEV(diagmajor, CNXTDIAGDMPMINOR), S_IFCHR | S_IRUSR | S_IWUSR, CNXTTARGET"diagdmp");