include/linux/miscdevice.h

   1 #ifndef _LINUX_MISCDEVICE_H
   2 #define _LINUX_MISCDEVICE_H
   3 #include <linux/major.h>
   4 #include <linux/list.h>
   5 #include <linux/types.h>
   6
   7 /*
   8  *      These allocations are managed by device@lanana.org. If you use an
   9  *      entry that is not in assigned your entry may well be moved and
  10  *      reassigned, or set dynamic if a fixed value is not justified.
  11  */
  12
  13 #define PSMOUSE_MINOR           1
  14 #define MS_BUSMOUSE_MINOR       2       /* unused */
  15 #define ATIXL_BUSMOUSE_MINOR    3       /* unused */
  16 /*#define AMIGAMOUSE_MINOR      4       FIXME OBSOLETE */
  17 #define ATARIMOUSE_MINOR        5       /* unused */
  18 #define SUN_MOUSE_MINOR         6       /* unused */
  19 #define APOLLO_MOUSE_MINOR      7       /* unused */
  20 #define PC110PAD_MINOR          9       /* unused */
  21 /*#define ADB_MOUSE_MINOR       10      FIXME OBSOLETE */
  22 #define WATCHDOG_MINOR          130     /* Watchdog timer     */
  23 #define TEMP_MINOR              131     /* Temperature Sensor */
  24 #define RTC_MINOR               135
  25 #define EFI_RTC_MINOR           136     /* EFI Time services */
  26 #define VHCI_MINOR              137
  27 #define SUN_OPENPROM_MINOR      139
  28 #define DMAPI_MINOR             140     /* unused */
  29 #define NVRAM_MINOR             144
  30 #define SGI_MMTIMER             153
  31 #define STORE_QUEUE_MINOR       155     /* unused */
  32 #define I2O_MINOR               166
  33 #define MICROCODE_MINOR         184
  34 #define VFIO_MINOR              196
  35 #define TUN_MINOR               200
  36 #define CUSE_MINOR              203
  37 #define MWAVE_MINOR             219     /* ACP/Mwave Modem */
  38 #define MPT_MINOR               220
  39 #define MPT2SAS_MINOR           221
  40 #define MPT3SAS_MINOR           222
  41 #define UINPUT_MINOR            223
  42 #define MISC_MCELOG_MINOR       227
  43 #define HPET_MINOR              228
  44 #define FUSE_MINOR              229
  45 #define KVM_MINOR               232
  46 #define BTRFS_MINOR             234
  47 #define AUTOFS_MINOR            235
  48 #define MAPPER_CTRL_MINOR       236
  49 #define LOOP_CTRL_MINOR         237
  50 #define VHOST_NET_MINOR         238
  51 #define UHID_MINOR              239
  52 #define USERIO_MINOR            240
  53 #define MISC_DYNAMIC_MINOR      255
  54
  55 struct device;
  56 struct attribute_group;
  57
  58 struct miscdevice  {
  59         int minor;
  60         const char *name;
  61         const struct file_operations *fops;
  62         struct list_head list;
  63         struct device *parent;
  64         struct device *this_device;
  65         const struct attribute_group **groups;
  66         const char *nodename;
  67         umode_t mode;
  68 };
  69
  70 extern int misc_register(struct miscdevice *misc);
  71 extern void misc_deregister(struct miscdevice *misc);
  72
  73 #define MODULE_ALIAS_MISCDEV(minor)                             \
  74         MODULE_ALIAS("char-major-" __stringify(MISC_MAJOR)      \
  75         "-" __stringify(minor))
  76 #endif