#define DYNAMIC_MINORS 64 /* like dynamic majors */
static unsigned char misc_minors[DYNAMIC_MINORS / 8];
-extern int rtc_DP8570A_init(void);
-extern int rtc_MK48T08_init(void);
extern int pmu_device_init(void);
-extern int tosh_init(void);
-extern int i8k_init(void);
#ifdef CONFIG_PROC_FS
static void *misc_seq_start(struct seq_file *seq, loff_t *pos)
int minor = iminor(inode);
struct miscdevice *c;
int err = -ENODEV;
- struct file_operations *old_fops, *new_fops = NULL;
+ const struct file_operations *old_fops, *new_fops = NULL;
down(&misc_sem);
/*
* 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,
int misc_register(struct miscdevice * misc)
{
struct miscdevice *c;
- struct class_device *class;
dev_t dev;
int err;
-
+
down(&misc_sem);
list_for_each_entry(c, &misc_list, list) {
if (c->minor == misc->minor) {
while (--i >= 0)
if ( (misc_minors[i>>3] & (1 << (i&7))) == 0)
break;
- if (i<0)
- {
+ if (i<0) {
up(&misc_sem);
return -EBUSY;
}
}
dev = MKDEV(MISC_MAJOR, misc->minor);
- class = class_simple_device_add(misc_class, dev,
- misc->dev, misc->name);
- if (IS_ERR(class)) {
- err = PTR_ERR(class);
+ misc->class = class_device_create(misc_class, NULL, dev, misc->dev,
+ "%s", misc->name);
+ if (IS_ERR(misc->class)) {
+ err = PTR_ERR(misc->class);
goto out;
}
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;
}
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));
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
- rtc_MK48T08_init();
-#endif
-#ifdef CONFIG_BVME6000
- rtc_DP8570A_init();
-#endif
-#ifdef CONFIG_PMAC_PBOOK
- pmu_device_init();
-#endif
-#ifdef CONFIG_TOSHIBA
- tosh_init();
-#endif
-#ifdef CONFIG_I8K
- i8k_init();
-#endif
+
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;