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Merge branch 'topic/soundcore-preclaim' into for-linus

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* topic/soundcore-preclaim:
  sound: make OSS device number claiming optional and schedule its removal
  sound: request char-major-* module aliases for missing OSS devices
  chrdev: implement __[un]register_chrdev()
This commit is contained in:
Takashi Iwai
2009-09-10 15:33:04 +02:00
parent 9d416811f8 93fe4483e6
commit 3827119e20
5 changed files with 176 additions and 34 deletions
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19
include/linux/fs.h
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@@ -1998,12 +1998,25 @@ extern void bd_release_from_disk(struct block_device *, struct gendisk *);
#define CHRDEV_MAJOR_HASH_SIZE 255
extern int alloc_chrdev_region(dev_t *, unsigned, unsigned, const char *);
extern int register_chrdev_region(dev_t, unsigned, const char *);
extern int register_chrdev(unsigned int, const char *,
const struct file_operations *);
extern void unregister_chrdev(unsigned int, const char *);
extern int __register_chrdev(unsigned int major, unsigned int baseminor,
unsigned int count, const char *name,
const struct file_operations *fops);
extern void __unregister_chrdev(unsigned int major, unsigned int baseminor,
unsigned int count, const char *name);
extern void unregister_chrdev_region(dev_t, unsigned);
extern void chrdev_show(struct seq_file *,off_t);
static inline int register_chrdev(unsigned int major, const char *name,
const struct file_operations *fops)
{
return __register_chrdev(major, 0, 256, name, fops);
}
static inline void unregister_chrdev(unsigned int major, const char *name)
{
__unregister_chrdev(major, 0, 256, name);
}
/* fs/block_dev.c */
#define BDEVNAME_SIZE 32 /* Largest string for a blockdev identifier */
#define BDEVT_SIZE 10 /* Largest string for MAJ:MIN for blkdev */