include/linux/miscdevice.h

   1 #ifndef _LINUX_MISCDEVICE_H
   2 #define _LINUX_MISCDEVICE_H
   3 #include <linux/module.h>
   4 #include <linux/major.h>
   5
   6 #define PSMOUSE_MINOR  1
   7 #define MS_BUSMOUSE_MINOR 2
   8 #define ATIXL_BUSMOUSE_MINOR 3
   9 /*#define AMIGAMOUSE_MINOR 4    FIXME OBSOLETE */
  10 #define ATARIMOUSE_MINOR 5
  11 #define SUN_MOUSE_MINOR 6
  12 #define APOLLO_MOUSE_MINOR 7
  13 #define PC110PAD_MINOR 9
  14 /*#define ADB_MOUSE_MINOR 10    FIXME OBSOLETE */
  15 #define WATCHDOG_MINOR          130     /* Watchdog timer     */
  16 #define TEMP_MINOR              131     /* Temperature Sensor */
  17 #define RTC_MINOR 135
  18 #define EFI_RTC_MINOR           136     /* EFI Time services */
  19 #define SUN_OPENPROM_MINOR 139
  20 #define DMAPI_MINOR             140     /* DMAPI */
  21 #define NVRAM_MINOR 144
  22 #define SGI_MMTIMER        153
  23 #define STORE_QUEUE_MINOR       155
  24 #define I2O_MINOR 166
  25 #define MICROCODE_MINOR         184
  26 #define MWAVE_MINOR     219             /* ACP/Mwave Modem */
  27 #define MPT_MINOR       220
  28 #define MISC_DYNAMIC_MINOR 255
  29
  30 #define TUN_MINOR            200
  31 #define HPET_MINOR           228
  32 #define KVM_MINOR            232
  33
  34 struct device;
  35
  36 struct miscdevice  {
  37         int minor;
  38         const char *name;
  39         const struct file_operations *fops;
  40         struct list_head list;
  41         struct device *parent;
  42         struct device *this_device;
  43 };
  44
  45 extern int misc_register(struct miscdevice * misc);
  46 extern int __misc_deregister(struct miscdevice *misc, bool suspended);
  47 static inline int misc_deregister(struct miscdevice *misc)
  48 {
  49         return __misc_deregister(misc, false);
  50 }
  51 static inline int misc_deregister_suspended(struct miscdevice *misc)
  52 {
  53         return __misc_deregister(misc, true);
  54 }
  55
  56 #define MODULE_ALIAS_MISCDEV(minor)                             \
  57         MODULE_ALIAS("char-major-" __stringify(MISC_MAJOR)      \
  58         "-" __stringify(minor))
  59 #endif