14 files changed, 103 insertions, 103 deletions

diff --git a/drivers/char/dsp56k.c b/drivers/char/dsp56k.c
index 37d6649011ad..26271e3ca823 100644
--- a/drivers/char/dsp56k.c
+++ b/drivers/char/dsp56k.c
@@ -144,7 +144,7 @@ static struct dsp56k_device {
         int tx_wsize, rx_wsize;
 } dsp56k;
 
-static struct class_simple *dsp56k_class;
+static struct class *dsp56k_class;
 
 static int dsp56k_reset(void)
 {
@@ -510,12 +510,12 @@ static int __init dsp56k_init_driver(void)
                 printk("DSP56k driver: Unable to register driver\n");
                 return -ENODEV;
         }
-        dsp56k_class = class_simple_create(THIS_MODULE, "dsp56k");
+        dsp56k_class = class_create(THIS_MODULE, "dsp56k");
         if (IS_ERR(dsp56k_class)) {
                 err = PTR_ERR(dsp56k_class);
                 goto out_chrdev;
         }
-        class_simple_device_add(dsp56k_class, MKDEV(DSP56K_MAJOR, 0), NULL, "dsp56k");
+        class_device_create(dsp56k_class, MKDEV(DSP56K_MAJOR, 0), NULL, "dsp56k");
 
         err = devfs_mk_cdev(MKDEV(DSP56K_MAJOR, 0),
                       S_IFCHR | S_IRUSR | S_IWUSR, "dsp56k");
@@ -526,8 +526,8 @@ static int __init dsp56k_init_driver(void)
         goto out;
 
 out_class:
-        class_simple_device_remove(MKDEV(DSP56K_MAJOR, 0));
-        class_simple_destroy(dsp56k_class);
+        class_device_destroy(dsp56k_class, MKDEV(DSP56K_MAJOR, 0));
+        class_destroy(dsp56k_class);
 out_chrdev:
         unregister_chrdev(DSP56K_MAJOR, "dsp56k");
 out:
@@ -537,8 +537,8 @@ module_init(dsp56k_init_driver);
 
 static void __exit dsp56k_cleanup_driver(void)
 {
-        class_simple_device_remove(MKDEV(DSP56K_MAJOR, 0));
-        class_simple_destroy(dsp56k_class);
+        class_device_destroy(dsp56k_class, MKDEV(DSP56K_MAJOR, 0));
+        class_destroy(dsp56k_class);
         unregister_chrdev(DSP56K_MAJOR, "dsp56k");
         devfs_remove("dsp56k");
 }
diff --git a/drivers/char/ftape/zftape/zftape-init.c b/drivers/char/ftape/zftape/zftape-init.c
index dbac7e54e8e0..5745b74044ec 100644
--- a/drivers/char/ftape/zftape/zftape-init.c
+++ b/drivers/char/ftape/zftape/zftape-init.c
@@ -99,7 +99,7 @@ static struct file_operations zft_cdev =
         .release        = zft_close,
 };
 
-static struct class_simple *zft_class;
+static struct class *zft_class;
 
 /*      Open floppy tape device
  */
@@ -329,29 +329,29 @@ KERN_INFO
               "installing zftape VFS interface for ftape driver ...");
         TRACE_CATCH(register_chrdev(QIC117_TAPE_MAJOR, "zft", &zft_cdev),);
 
-        zft_class = class_simple_create(THIS_MODULE, "zft");
+        zft_class = class_create(THIS_MODULE, "zft");
         for (i = 0; i < 4; i++) {
-                class_simple_device_add(zft_class, MKDEV(QIC117_TAPE_MAJOR, i), NULL, "qft%i", i);
+                class_device_create(zft_class, MKDEV(QIC117_TAPE_MAJOR, i), NULL, "qft%i", i);
                 devfs_mk_cdev(MKDEV(QIC117_TAPE_MAJOR, i),
                                 S_IFCHR | S_IRUSR | S_IWUSR,
                                 "qft%i", i);
-                class_simple_device_add(zft_class, MKDEV(QIC117_TAPE_MAJOR, i + 4), NULL, "nqft%i", i);
+                class_device_create(zft_class, MKDEV(QIC117_TAPE_MAJOR, i + 4), NULL, "nqft%i", i);
                 devfs_mk_cdev(MKDEV(QIC117_TAPE_MAJOR, i + 4),
                                 S_IFCHR | S_IRUSR | S_IWUSR,
                                 "nqft%i", i);
-                class_simple_device_add(zft_class, MKDEV(QIC117_TAPE_MAJOR, i + 16), NULL, "zqft%i", i);
+                class_device_create(zft_class, MKDEV(QIC117_TAPE_MAJOR, i + 16), NULL, "zqft%i", i);
                 devfs_mk_cdev(MKDEV(QIC117_TAPE_MAJOR, i + 16),
                                 S_IFCHR | S_IRUSR | S_IWUSR,
                                 "zqft%i", i);
-                class_simple_device_add(zft_class, MKDEV(QIC117_TAPE_MAJOR, i + 20), NULL, "nzqft%i", i);
+                class_device_create(zft_class, MKDEV(QIC117_TAPE_MAJOR, i + 20), NULL, "nzqft%i", i);
                 devfs_mk_cdev(MKDEV(QIC117_TAPE_MAJOR, i + 20),
                                 S_IFCHR | S_IRUSR | S_IWUSR,
                                 "nzqft%i", i);
-                class_simple_device_add(zft_class, MKDEV(QIC117_TAPE_MAJOR, i + 32), NULL, "rawqft%i", i);
+                class_device_create(zft_class, MKDEV(QIC117_TAPE_MAJOR, i + 32), NULL, "rawqft%i", i);
                 devfs_mk_cdev(MKDEV(QIC117_TAPE_MAJOR, i + 32),
                                 S_IFCHR | S_IRUSR | S_IWUSR,
                                 "rawqft%i", i);
-                class_simple_device_add(zft_class, MKDEV(QIC117_TAPE_MAJOR, i + 36), NULL, "nrawrawqft%i", i);
+                class_device_create(zft_class, MKDEV(QIC117_TAPE_MAJOR, i + 36), NULL, "nrawrawqft%i", i);
                 devfs_mk_cdev(MKDEV(QIC117_TAPE_MAJOR, i + 36),
                                 S_IFCHR | S_IRUSR | S_IWUSR,
                                 "nrawqft%i", i);
@@ -381,19 +381,19 @@ static void zft_exit(void)
         }
         for (i = 0; i < 4; i++) {
                 devfs_remove("qft%i", i);
-                class_simple_device_remove(MKDEV(QIC117_TAPE_MAJOR, i));
+                class_device_destroy(zft_class, MKDEV(QIC117_TAPE_MAJOR, i));
                 devfs_remove("nqft%i", i);
-                class_simple_device_remove(MKDEV(QIC117_TAPE_MAJOR, i + 4));
+                class_device_destroy(zft_class, MKDEV(QIC117_TAPE_MAJOR, i + 4));
                 devfs_remove("zqft%i", i);
-                class_simple_device_remove(MKDEV(QIC117_TAPE_MAJOR, i + 16));
+                class_device_destroy(zft_class, MKDEV(QIC117_TAPE_MAJOR, i + 16));
                 devfs_remove("nzqft%i", i);
-                class_simple_device_remove(MKDEV(QIC117_TAPE_MAJOR, i + 20));
+                class_device_destroy(zft_class, MKDEV(QIC117_TAPE_MAJOR, i + 20));
                 devfs_remove("rawqft%i", i);
-                class_simple_device_remove(MKDEV(QIC117_TAPE_MAJOR, i + 32));
+                class_device_destroy(zft_class, MKDEV(QIC117_TAPE_MAJOR, i + 32));
                 devfs_remove("nrawqft%i", i);
-                class_simple_device_remove(MKDEV(QIC117_TAPE_MAJOR, i + 36));
+                class_device_destroy(zft_class, MKDEV(QIC117_TAPE_MAJOR, i + 36));
         }
-        class_simple_destroy(zft_class);
+        class_destroy(zft_class);
         zft_uninit_mem(); /* release remaining memory, if any */
         printk(KERN_INFO "zftape successfully unloaded.\n");
         TRACE_EXIT;
diff --git a/drivers/char/ip2main.c b/drivers/char/ip2main.c
index fca9a978fb73..3b8314b4249a 100644
--- a/drivers/char/ip2main.c
+++ b/drivers/char/ip2main.c
@@ -302,7 +302,7 @@ static char rirqs[IP2_MAX_BOARDS];
 static int Valid_Irqs[] = { 3, 4, 5, 7, 10, 11, 12, 15, 0};
 
 /* for sysfs class support */
-static struct class_simple *ip2_class;
+static struct class *ip2_class;
 
 // Some functions to keep track of what irq's we have
 
@@ -414,9 +414,9 @@ cleanup_module(void)
                         iiResetDelay( i2BoardPtrTable[i] );
                         /* free io addresses and Tibet */
                         release_region( ip2config.addr[i], 8 );
-                        class_simple_device_remove(MKDEV(IP2_IPL_MAJOR, 4 * i)); 
+                        class_device_destroy(ip2_class, MKDEV(IP2_IPL_MAJOR, 4 * i));
                         devfs_remove("ip2/ipl%d", i);
-                        class_simple_device_remove(MKDEV(IP2_IPL_MAJOR, 4 * i + 1));
+                        class_device_destroy(ip2_class, MKDEV(IP2_IPL_MAJOR, 4 * i + 1));
                         devfs_remove("ip2/stat%d", i);
                 }
                 /* Disable and remove interrupt handler. */
@@ -425,7 +425,7 @@ cleanup_module(void)
                         clear_requested_irq( ip2config.irq[i]);
                 }
         }
-        class_simple_destroy(ip2_class);
+        class_destroy(ip2_class);
         devfs_remove("ip2");
         if ( ( err = tty_unregister_driver ( ip2_tty_driver ) ) ) {
                 printk(KERN_ERR "IP2: failed to unregister tty driver (%d)\n", err);
@@ -700,7 +700,7 @@ ip2_loadmain(int *iop, int *irqp, unsigned char *firmware, int firmsize)
                 printk(KERN_ERR "IP2: failed to register IPL device (%d)\n", err );
         } else {
                 /* create the sysfs class */
-                ip2_class = class_simple_create(THIS_MODULE, "ip2");
+                ip2_class = class_create(THIS_MODULE, "ip2");
                 if (IS_ERR(ip2_class)) {
                         err = PTR_ERR(ip2_class);
                         goto out_chrdev;        
@@ -722,25 +722,25 @@ ip2_loadmain(int *iop, int *irqp, unsigned char *firmware, int firmsize)
                         }
 
                         if ( NULL != ( pB = i2BoardPtrTable[i] ) ) {
-                                class_simple_device_add(ip2_class, MKDEV(IP2_IPL_MAJOR, 
+                                class_device_create(ip2_class, MKDEV(IP2_IPL_MAJOR,
                                                 4 * i), NULL, "ipl%d", i);
                                 err = devfs_mk_cdev(MKDEV(IP2_IPL_MAJOR, 4 * i),
                                                 S_IRUSR | S_IWUSR | S_IRGRP | S_IFCHR,
                                                 "ip2/ipl%d", i);
                                 if (err) {
-                                        class_simple_device_remove(MKDEV(IP2_IPL_MAJOR, 
-                                                4 * i));
+                                        class_device_destroy(ip2_class,
+                                                MKDEV(IP2_IPL_MAJOR, 4 * i));
                                         goto out_class;
                                 }
 
-                                class_simple_device_add(ip2_class, MKDEV(IP2_IPL_MAJOR, 
+                                class_device_create(ip2_class, MKDEV(IP2_IPL_MAJOR,
                                                 4 * i + 1), NULL, "stat%d", i);
                                 err = devfs_mk_cdev(MKDEV(IP2_IPL_MAJOR, 4 * i + 1),
                                                 S_IRUSR | S_IWUSR | S_IRGRP | S_IFCHR,
                                                 "ip2/stat%d", i);
                                 if (err) {
-                                        class_simple_device_remove(MKDEV(IP2_IPL_MAJOR, 
-                                                4 * i + 1));
+                                        class_device_destroy(ip2_class,
+                                                MKDEV(IP2_IPL_MAJOR, 4 * i + 1));
                                         goto out_class;
                                 }
 
@@ -798,7 +798,7 @@ retry:
         goto out;
 
 out_class:
-        class_simple_destroy(ip2_class);
+        class_destroy(ip2_class);
 out_chrdev:
         unregister_chrdev(IP2_IPL_MAJOR, "ip2");
 out:
diff --git a/drivers/char/istallion.c b/drivers/char/istallion.c
index 21aed0e8779d..c02a21dbad5d 100644
--- a/drivers/char/istallion.c
+++ b/drivers/char/istallion.c
@@ -792,7 +792,7 @@ static int	stli_timeron;
 
 /*****************************************************************************/
 
-static struct class_simple *istallion_class;
+static struct class *istallion_class;
 
 #ifdef MODULE
 
@@ -854,10 +854,10 @@ static void __exit istallion_module_exit(void)
         put_tty_driver(stli_serial);
         for (i = 0; i < 4; i++) {
                 devfs_remove("staliomem/%d", i);
-                class_simple_device_remove(MKDEV(STL_SIOMEMMAJOR, i));
+                class_device_destroy(istallion_class, MKDEV(STL_SIOMEMMAJOR, i));
         }
         devfs_remove("staliomem");
-        class_simple_destroy(istallion_class);
+        class_destroy(istallion_class);
         if ((i = unregister_chrdev(STL_SIOMEMMAJOR, "staliomem")))
                 printk("STALLION: failed to un-register serial memory device, "
                         "errno=%d\n", -i);
@@ -5242,12 +5242,12 @@ int __init stli_init(void)
                                 "device\n");
 
         devfs_mk_dir("staliomem");
-        istallion_class = class_simple_create(THIS_MODULE, "staliomem");
+        istallion_class = class_create(THIS_MODULE, "staliomem");
         for (i = 0; i < 4; i++) {
                 devfs_mk_cdev(MKDEV(STL_SIOMEMMAJOR, i),
                                S_IFCHR | S_IRUSR | S_IWUSR,
                                "staliomem/%d", i);
-                class_simple_device_add(istallion_class, MKDEV(STL_SIOMEMMAJOR, i), 
+                class_device_create(istallion_class, MKDEV(STL_SIOMEMMAJOR, i),
                                 NULL, "staliomem%d", i);
         }
 
diff --git a/drivers/char/lp.c b/drivers/char/lp.c
index 4dee945031d4..59eebe5a035f 100644
--- a/drivers/char/lp.c
+++ b/drivers/char/lp.c
@@ -146,7 +146,7 @@
 static struct lp_struct lp_table[LP_NO];
 
 static unsigned int lp_count = 0;
-static struct class_simple *lp_class;
+static struct class *lp_class;
 
 #ifdef CONFIG_LP_CONSOLE
 static struct parport *console_registered; // initially NULL
@@ -804,7 +804,7 @@ static int lp_register(int nr, struct parport *port)
         if (reset)
                 lp_reset(nr);
 
-        class_simple_device_add(lp_class, MKDEV(LP_MAJOR, nr), NULL,
+        class_device_create(lp_class, MKDEV(LP_MAJOR, nr), NULL,
                                 "lp%d", nr);
         devfs_mk_cdev(MKDEV(LP_MAJOR, nr), S_IFCHR | S_IRUGO | S_IWUGO,
                         "printers/%d", nr);
@@ -907,7 +907,7 @@ static int __init lp_init (void)
         }
 
         devfs_mk_dir("printers");
-        lp_class = class_simple_create(THIS_MODULE, "printer");
+        lp_class = class_create(THIS_MODULE, "printer");
         if (IS_ERR(lp_class)) {
                 err = PTR_ERR(lp_class);
                 goto out_devfs;
@@ -930,7 +930,7 @@ static int __init lp_init (void)
         return 0;
 
 out_class:
-        class_simple_destroy(lp_class);
+        class_destroy(lp_class);
 out_devfs:
         devfs_remove("printers");
         unregister_chrdev(LP_MAJOR, "lp");
@@ -981,10 +981,10 @@ static void lp_cleanup_module (void)
                         continue;
                 parport_unregister_device(lp_table[offset].dev);
                 devfs_remove("printers/%d", offset);
-                class_simple_device_remove(MKDEV(LP_MAJOR, offset));
+                class_device_destroy(lp_class, MKDEV(LP_MAJOR, offset));
         }
         devfs_remove("printers");
-        class_simple_destroy(lp_class);
+        class_destroy(lp_class);
 }
 
 __setup("lp=", lp_setup);
diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index 947cb3cef816..257b8ee605e5 100644
--- a/drivers/char/mem.c
+++ b/drivers/char/mem.c
@@ -856,7 +856,7 @@ static const struct {
         {11,"kmsg",    S_IRUGO | S_IWUSR,           &kmsg_fops},
 };
 
-static struct class_simple *mem_class;
+static struct class *mem_class;
 
 static int __init chr_dev_init(void)
 {
@@ -865,10 +865,9 @@ static int __init chr_dev_init(void)
         if (register_chrdev(MEM_MAJOR,"mem",&memory_fops))
                 printk("unable to get major %d for memory devs\n", MEM_MAJOR);
 
-        mem_class = class_simple_create(THIS_MODULE, "mem");
+        mem_class = class_create(THIS_MODULE, "mem");
         for (i = 0; i < ARRAY_SIZE(devlist); i++) {
-                class_simple_device_add(mem_class,
-                                        MKDEV(MEM_MAJOR, devlist[i].minor),
+                class_device_create(mem_class, MKDEV(MEM_MAJOR, devlist[i].minor),
                                         NULL, devlist[i].name);
                 devfs_mk_cdev(MKDEV(MEM_MAJOR, devlist[i].minor),
                                 S_IFCHR | devlist[i].mode, devlist[i].name);
diff --git a/drivers/char/misc.c b/drivers/char/misc.c
index 0937544762da..3115d318b997 100644
--- a/drivers/char/misc.c
+++ b/drivers/char/misc.c
@@ -177,10 +177,10 @@ fail:
 
 /* 
  * TODO for 2.7:
- *  - add a struct class_device to struct miscdevice and make all usages of
+ *  - add a struct kref to struct miscdevice and make all usages of
  *    them dynamic.
  */
-static struct class_simple *misc_class;
+static struct class *misc_class;
 
 static struct file_operations misc_fops = {
         .owner          = THIS_MODULE,
@@ -238,8 +238,8 @@ int misc_register(struct miscdevice * misc)
         }
         dev = MKDEV(MISC_MAJOR, misc->minor);
 
-        misc->class = class_simple_device_add(misc_class, dev,
-                                              misc->dev, misc->name);
+        misc->class = class_device_create(misc_class, dev, misc->dev,
+                                          "%s", misc->name);
         if (IS_ERR(misc->class)) {
                 err = PTR_ERR(misc->class);
                 goto out;
@@ -248,7 +248,7 @@ int misc_register(struct miscdevice * misc)
         err = devfs_mk_cdev(dev, S_IFCHR|S_IRUSR|S_IWUSR|S_IRGRP, 
                             misc->devfs_name);
         if (err) {
-                class_simple_device_remove(dev);
+                class_device_destroy(misc_class, dev);
                 goto out;
         }
 
@@ -281,7 +281,7 @@ int misc_deregister(struct miscdevice * misc)
 
         down(&misc_sem);
         list_del(&misc->list);
-        class_simple_device_remove(MKDEV(MISC_MAJOR, misc->minor));
+        class_device_destroy(misc_class, MKDEV(MISC_MAJOR, misc->minor));
         devfs_remove(misc->devfs_name);
         if (i < DYNAMIC_MINORS && i>0) {
                 misc_minors[i>>3] &= ~(1 << (misc->minor & 7));
@@ -302,7 +302,7 @@ static int __init misc_init(void)
         if (ent)
                 ent->proc_fops = &misc_proc_fops;
 #endif
-        misc_class = class_simple_create(THIS_MODULE, "misc");
+        misc_class = class_create(THIS_MODULE, "misc");
         if (IS_ERR(misc_class))
                 return PTR_ERR(misc_class);
 #ifdef CONFIG_MVME16x
@@ -323,7 +323,7 @@ static int __init misc_init(void)
         if (register_chrdev(MISC_MAJOR,"misc",&misc_fops)) {
                 printk("unable to get major %d for misc devices\n",
                        MISC_MAJOR);
-                class_simple_destroy(misc_class);
+                class_destroy(misc_class);
                 return -EIO;
         }
         return 0;
diff --git a/drivers/char/ppdev.c b/drivers/char/ppdev.c
index 5eda075c62bd..0e22880432bc 100644
--- a/drivers/char/ppdev.c
+++ b/drivers/char/ppdev.c
@@ -737,7 +737,7 @@ static unsigned int pp_poll (struct file * file, poll_table * wait)
         return mask;
 }
 
-static struct class_simple *ppdev_class;
+static struct class *ppdev_class;
 
 static struct file_operations pp_fops = {
         .owner          = THIS_MODULE,
@@ -752,13 +752,13 @@ static struct file_operations pp_fops = {
 
 static void pp_attach(struct parport *port)
 {
-        class_simple_device_add(ppdev_class, MKDEV(PP_MAJOR, port->number),
+        class_device_create(ppdev_class, MKDEV(PP_MAJOR, port->number),
                         NULL, "parport%d", port->number);
 }
 
 static void pp_detach(struct parport *port)
 {
-        class_simple_device_remove(MKDEV(PP_MAJOR, port->number));
+        class_device_destroy(ppdev_class, MKDEV(PP_MAJOR, port->number));
 }
 
 static struct parport_driver pp_driver = {
@@ -776,7 +776,7 @@ static int __init ppdev_init (void)
                         PP_MAJOR);
                 return -EIO;
         }
-        ppdev_class = class_simple_create(THIS_MODULE, CHRDEV);
+        ppdev_class = class_create(THIS_MODULE, CHRDEV);
         if (IS_ERR(ppdev_class)) {
                 err = PTR_ERR(ppdev_class);
                 goto out_chrdev;
@@ -798,7 +798,7 @@ out_class:
         for (i = 0; i < PARPORT_MAX; i++)
                 devfs_remove("parports/%d", i);
         devfs_remove("parports");
-        class_simple_destroy(ppdev_class);
+        class_destroy(ppdev_class);
 out_chrdev:
         unregister_chrdev(PP_MAJOR, CHRDEV);
 out:
@@ -813,7 +813,7 @@ static void __exit ppdev_cleanup (void)
                 devfs_remove("parports/%d", i);
         parport_unregister_driver(&pp_driver);
         devfs_remove("parports");
-        class_simple_destroy(ppdev_class);
+        class_destroy(ppdev_class);
         unregister_chrdev (PP_MAJOR, CHRDEV);
 }
 
diff --git a/drivers/char/raw.c b/drivers/char/raw.c
index ca5f42bcaad9..f13e5de02207 100644
--- a/drivers/char/raw.c
+++ b/drivers/char/raw.c
@@ -27,7 +27,7 @@ struct raw_device_data {
         int inuse;
 };
 
-static struct class_simple *raw_class;
+static struct class *raw_class;
 static struct raw_device_data raw_devices[MAX_RAW_MINORS];
 static DECLARE_MUTEX(raw_mutex);
 static struct file_operations raw_ctl_fops;          /* forward declaration */
@@ -127,8 +127,8 @@ raw_ioctl(struct inode *inode, struct file *filp,
 
 static void bind_device(struct raw_config_request *rq)
 {
-        class_simple_device_remove(MKDEV(RAW_MAJOR, rq->raw_minor));
-        class_simple_device_add(raw_class, MKDEV(RAW_MAJOR, rq->raw_minor),
+        class_device_destroy(raw_class, MKDEV(RAW_MAJOR, rq->raw_minor));
+        class_device_create(raw_class, MKDEV(RAW_MAJOR, rq->raw_minor),
                                       NULL, "raw%d", rq->raw_minor);
 }
 
@@ -200,8 +200,8 @@ static int raw_ctl_ioctl(struct inode *inode, struct file *filp,
                         if (rq.block_major == 0 && rq.block_minor == 0) {
                                 /* unbind */
                                 rawdev->binding = NULL;
-                                class_simple_device_remove(MKDEV(RAW_MAJOR,
-                                                                rq.raw_minor));
+                                class_device_destroy(raw_class,
+                                                MKDEV(RAW_MAJOR, rq.raw_minor));
                         } else {
                                 rawdev->binding = bdget(dev);
                                 if (rawdev->binding == NULL)
@@ -300,14 +300,14 @@ static int __init raw_init(void)
                 goto error;
         }
 
-        raw_class = class_simple_create(THIS_MODULE, "raw");
+        raw_class = class_create(THIS_MODULE, "raw");
         if (IS_ERR(raw_class)) {
                 printk(KERN_ERR "Error creating raw class.\n");
                 cdev_del(&raw_cdev);
                 unregister_chrdev_region(dev, MAX_RAW_MINORS);
                 goto error;
         }
-        class_simple_device_add(raw_class, MKDEV(RAW_MAJOR, 0), NULL, "rawctl");
+        class_device_create(raw_class, MKDEV(RAW_MAJOR, 0), NULL, "rawctl");
 
         devfs_mk_cdev(MKDEV(RAW_MAJOR, 0),
                       S_IFCHR | S_IRUGO | S_IWUGO,
@@ -331,8 +331,8 @@ static void __exit raw_exit(void)
                 devfs_remove("raw/raw%d", i);
         devfs_remove("raw/rawctl");
         devfs_remove("raw");
-        class_simple_device_remove(MKDEV(RAW_MAJOR, 0));
-        class_simple_destroy(raw_class);
+        class_device_destroy(raw_class, MKDEV(RAW_MAJOR, 0));
+        class_destroy(raw_class);
         cdev_del(&raw_cdev);
         unregister_chrdev_region(MKDEV(RAW_MAJOR, 0), MAX_RAW_MINORS);
 }
diff --git a/drivers/char/snsc.c b/drivers/char/snsc.c
index e3c0b52d943f..901d6f173104 100644
--- a/drivers/char/snsc.c
+++ b/drivers/char/snsc.c
@@ -357,6 +357,8 @@ static struct file_operations scdrv_fops = {
         .release =      scdrv_release,
 };
 
+static struct class *snsc_class;
+
 /*
  * scdrv_init
  *
@@ -372,7 +374,6 @@ scdrv_init(void)
         char *devnamep;
         struct sysctl_data_s *scd;
         void *salbuf;
-        struct class_simple *snsc_class;
         dev_t first_dev, dev;
         nasid_t event_nasid = ia64_sn_get_console_nasid();
 
@@ -382,7 +383,7 @@ scdrv_init(void)
                        __FUNCTION__);
                 return -ENODEV;
         }
-        snsc_class = class_simple_create(THIS_MODULE, SYSCTL_BASENAME);
+        snsc_class = class_create(THIS_MODULE, SYSCTL_BASENAME);
 
         for (cnode = 0; cnode < numionodes; cnode++) {
                         geoid = cnodeid_get_geoid(cnode);
@@ -436,7 +437,7 @@ scdrv_init(void)
                                 continue;
                         }
 
-                        class_simple_device_add(snsc_class, dev, NULL,
+                        class__device_create(snsc_class, dev, NULL,
                                                 "%s", devname);
 
                         ia64_sn_irtr_intr_enable(scd->scd_nasid,
diff --git a/drivers/char/stallion.c b/drivers/char/stallion.c
index b8899f560b5e..951545a6ef2d 100644
--- a/drivers/char/stallion.c
+++ b/drivers/char/stallion.c
@@ -719,7 +719,7 @@ static struct file_operations	stl_fsiomem = {
 
 /*****************************************************************************/
 
-static struct class_simple *stallion_class;
+static struct class *stallion_class;
 
 /*
  *      Loadable module initialization stuff.
@@ -777,13 +777,13 @@ static void __exit stallion_module_exit(void)
         }
         for (i = 0; i < 4; i++) {
                 devfs_remove("staliomem/%d", i);
-                class_simple_device_remove(MKDEV(STL_SIOMEMMAJOR, i));
+                class_device_destroy(stallion_class, MKDEV(STL_SIOMEMMAJOR, i));
         }
         devfs_remove("staliomem");
         if ((i = unregister_chrdev(STL_SIOMEMMAJOR, "staliomem")))
                 printk("STALLION: failed to un-register serial memory device, "
                         "errno=%d\n", -i);
-        class_simple_destroy(stallion_class);
+        class_destroy(stallion_class);
 
         if (stl_tmpwritebuf != (char *) NULL)
                 kfree(stl_tmpwritebuf);
@@ -3090,12 +3090,12 @@ static int __init stl_init(void)
                 printk("STALLION: failed to register serial board device\n");
         devfs_mk_dir("staliomem");
 
-        stallion_class = class_simple_create(THIS_MODULE, "staliomem");
+        stallion_class = class_create(THIS_MODULE, "staliomem");
         for (i = 0; i < 4; i++) {
                 devfs_mk_cdev(MKDEV(STL_SIOMEMMAJOR, i),
                                 S_IFCHR|S_IRUSR|S_IWUSR,
                                 "staliomem/%d", i);
-                class_simple_device_add(stallion_class, MKDEV(STL_SIOMEMMAJOR, i), NULL, "staliomem%d", i);
+                class_device_create(stallion_class, MKDEV(STL_SIOMEMMAJOR, i), NULL, "staliomem%d", i);
         }
 
         stl_serial->owner = THIS_MODULE;
diff --git a/drivers/char/tipar.c b/drivers/char/tipar.c
index 0c5ba9dc9063..659335d80ee7 100644
--- a/drivers/char/tipar.c
+++ b/drivers/char/tipar.c
@@ -90,7 +90,7 @@ static int timeout = TIMAXTIME;	/* timeout in tenth of seconds     */
 static unsigned int tp_count;   /* tipar count */
 static unsigned long opened;    /* opened devices */
 
-static struct class_simple *tipar_class;
+static struct class *tipar_class;
 
 /* --- macros for parport access -------------------------------------- */
 
@@ -436,7 +436,7 @@ tipar_register(int nr, struct parport *port)
                 goto out;
         }
 
-        class_simple_device_add(tipar_class, MKDEV(TIPAR_MAJOR,
+        class_device_create(tipar_class, MKDEV(TIPAR_MAJOR,
                         TIPAR_MINOR + nr), NULL, "par%d", nr);
         /* Use devfs, tree: /dev/ticables/par/[0..2] */
         err = devfs_mk_cdev(MKDEV(TIPAR_MAJOR, TIPAR_MINOR + nr),
@@ -458,8 +458,8 @@ tipar_register(int nr, struct parport *port)
         goto out;
 
 out_class:
-        class_simple_device_remove(MKDEV(TIPAR_MAJOR, TIPAR_MINOR + nr));
-        class_simple_destroy(tipar_class);
+        class_device_destroy(tipar_class, MKDEV(TIPAR_MAJOR, TIPAR_MINOR + nr));
+        class_destroy(tipar_class);
 out:
         return err;
 }
@@ -505,7 +505,7 @@ tipar_init_module(void)
         /* Use devfs with tree: /dev/ticables/par/[0..2] */
         devfs_mk_dir("ticables/par");
 
-        tipar_class = class_simple_create(THIS_MODULE, "ticables");
+        tipar_class = class_create(THIS_MODULE, "ticables");
         if (IS_ERR(tipar_class)) {
                 err = PTR_ERR(tipar_class);
                 goto out_chrdev;
@@ -539,10 +539,10 @@ tipar_cleanup_module(void)
                 if (table[i].dev == NULL)
                         continue;
                 parport_unregister_device(table[i].dev);
-                class_simple_device_remove(MKDEV(TIPAR_MAJOR, i));
+                class_device_destroy(tipar_class, MKDEV(TIPAR_MAJOR, i));
                 devfs_remove("ticables/par/%d", i);
         }
-        class_simple_destroy(tipar_class);
+        class_destroy(tipar_class);
         devfs_remove("ticables/par");
 
         pr_info("tipar: module unloaded\n");
diff --git a/drivers/char/vc_screen.c b/drivers/char/vc_screen.c
index 7abe405b8657..79c2928a8817 100644
--- a/drivers/char/vc_screen.c
+++ b/drivers/char/vc_screen.c
@@ -474,7 +474,7 @@ static struct file_operations vcs_fops = {
         .open           = vcs_open,
 };
 
-static struct class_simple *vc_class;
+static struct class *vc_class;
 
 void vcs_make_devfs(struct tty_struct *tty)
 {
@@ -484,26 +484,26 @@ void vcs_make_devfs(struct tty_struct *tty)
         devfs_mk_cdev(MKDEV(VCS_MAJOR, tty->index + 129),
                         S_IFCHR|S_IRUSR|S_IWUSR,
                         "vcc/a%u", tty->index + 1);
-        class_simple_device_add(vc_class, MKDEV(VCS_MAJOR, tty->index + 1), NULL, "vcs%u", tty->index + 1);
-        class_simple_device_add(vc_class, MKDEV(VCS_MAJOR, tty->index + 129), NULL, "vcsa%u", tty->index + 1);
+        class_device_create(vc_class, MKDEV(VCS_MAJOR, tty->index + 1), NULL, "vcs%u", tty->index + 1);
+        class_device_create(vc_class, MKDEV(VCS_MAJOR, tty->index + 129), NULL, "vcsa%u", tty->index + 1);
 }
 void vcs_remove_devfs(struct tty_struct *tty)
 {
         devfs_remove("vcc/%u", tty->index + 1);
         devfs_remove("vcc/a%u", tty->index + 1);
-        class_simple_device_remove(MKDEV(VCS_MAJOR, tty->index + 1));
-        class_simple_device_remove(MKDEV(VCS_MAJOR, tty->index + 129));
+        class_device_destroy(vc_class, MKDEV(VCS_MAJOR, tty->index + 1));
+        class_device_destroy(vc_class, MKDEV(VCS_MAJOR, tty->index + 129));
 }
 
 int __init vcs_init(void)
 {
         if (register_chrdev(VCS_MAJOR, "vcs", &vcs_fops))
                 panic("unable to get major %d for vcs device", VCS_MAJOR);
-        vc_class = class_simple_create(THIS_MODULE, "vc");
+        vc_class = class_create(THIS_MODULE, "vc");
 
         devfs_mk_cdev(MKDEV(VCS_MAJOR, 0), S_IFCHR|S_IRUSR|S_IWUSR, "vcc/0");
         devfs_mk_cdev(MKDEV(VCS_MAJOR, 128), S_IFCHR|S_IRUSR|S_IWUSR, "vcc/a0");
-        class_simple_device_add(vc_class, MKDEV(VCS_MAJOR, 0), NULL, "vcs");
-        class_simple_device_add(vc_class, MKDEV(VCS_MAJOR, 128), NULL, "vcsa");
+        class_device_create(vc_class, MKDEV(VCS_MAJOR, 0), NULL, "vcs");
+        class_device_create(vc_class, MKDEV(VCS_MAJOR, 128), NULL, "vcsa");
         return 0;
 }
diff --git a/drivers/char/viotape.c b/drivers/char/viotape.c
index aea3cbf5219d..4764b4f9555d 100644
--- a/drivers/char/viotape.c
+++ b/drivers/char/viotape.c
@@ -237,7 +237,7 @@ static dma_addr_t viotape_unitinfo_token;
 
 static struct mtget viomtget[VIOTAPE_MAX_TAPE];
 
-static struct class_simple *tape_class;
+static struct class *tape_class;
 
 static struct device *tape_device[VIOTAPE_MAX_TAPE];
 
@@ -956,9 +956,9 @@ static int viotape_probe(struct vio_dev *vdev, const struct vio_device_id *id)
         state[i].cur_part = 0;
         for (j = 0; j < MAX_PARTITIONS; ++j)
                 state[i].part_stat_rwi[j] = VIOT_IDLE;
-        class_simple_device_add(tape_class, MKDEV(VIOTAPE_MAJOR, i), NULL,
+        class_device_create(tape_class, MKDEV(VIOTAPE_MAJOR, i), NULL,
                         "iseries!vt%d", i);
-        class_simple_device_add(tape_class, MKDEV(VIOTAPE_MAJOR, i | 0x80),
+        class_device_create(tape_class, MKDEV(VIOTAPE_MAJOR, i | 0x80),
                         NULL, "iseries!nvt%d", i);
         devfs_mk_cdev(MKDEV(VIOTAPE_MAJOR, i), S_IFCHR | S_IRUSR | S_IWUSR,
                         "iseries/vt%d", i);
@@ -980,8 +980,8 @@ static int viotape_remove(struct vio_dev *vdev)
         devfs_remove("iseries/nvt%d", i);
         devfs_remove("iseries/vt%d", i);
         devfs_unregister_tape(state[i].dev_handle);
-        class_simple_device_remove(MKDEV(VIOTAPE_MAJOR, i | 0x80));
-        class_simple_device_remove(MKDEV(VIOTAPE_MAJOR, i));
+        class_device_destroy(tape_class, MKDEV(VIOTAPE_MAJOR, i | 0x80));
+        class_device_destroy(tape_class, MKDEV(VIOTAPE_MAJOR, i));
         return 0;
 }
 
@@ -1045,7 +1045,7 @@ int __init viotap_init(void)
                 goto clear_handler;
         }
 
-        tape_class = class_simple_create(THIS_MODULE, "tape");
+        tape_class = class_create(THIS_MODULE, "tape");
         if (IS_ERR(tape_class)) {
                 printk(VIOTAPE_KERN_WARN "Unable to allocat class\n");
                 ret = PTR_ERR(tape_class);
@@ -1070,7 +1070,7 @@ int __init viotap_init(void)
         return 0;
 
 unreg_class:
-        class_simple_destroy(tape_class);
+        class_destroy(tape_class);
 unreg_chrdev:
         unregister_chrdev(VIOTAPE_MAJOR, "viotape");
 clear_handler:
@@ -1110,7 +1110,7 @@ static void __exit viotap_exit(void)
 
         remove_proc_entry("iSeries/viotape", NULL);
         vio_unregister_driver(&viotape_driver);
-        class_simple_destroy(tape_class);
+        class_destroy(tape_class);
         ret = unregister_chrdev(VIOTAPE_MAJOR, "viotape");
         if (ret < 0)
                 printk(VIOTAPE_KERN_WARN "Error unregistering device: %d\n",