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 #include <linux/device.h> 7 8 /* 9 * These allocations are managed by [email protected]. If you use an 10 * entry that is not in assigned your entry may well be moved and 11 * reassigned, or set dynamic if a fixed value is not justified. 12 */ 13 14 #define PSMOUSE_MINOR 1 15 #define MS_BUSMOUSE_MINOR 2 /* unused */ 16 #define ATIXL_BUSMOUSE_MINOR 3 /* unused */ 17 /*#define AMIGAMOUSE_MINOR 4 FIXME OBSOLETE */ 18 #define ATARIMOUSE_MINOR 5 /* unused */ 19 #define SUN_MOUSE_MINOR 6 /* unused */ 20 #define APOLLO_MOUSE_MINOR 7 /* unused */ 21 #define PC110PAD_MINOR 9 /* unused */ 22 /*#define ADB_MOUSE_MINOR 10 FIXME OBSOLETE */ 23 #define WATCHDOG_MINOR 130 /* Watchdog timer */ 24 #define TEMP_MINOR 131 /* Temperature Sensor */ 25 #define RTC_MINOR 135 26 #define EFI_RTC_MINOR 136 /* EFI Time services */ 27 #define VHCI_MINOR 137 28 #define SUN_OPENPROM_MINOR 139 29 #define DMAPI_MINOR 140 /* unused */ 30 #define NVRAM_MINOR 144 31 #define SGI_MMTIMER 153 32 #define STORE_QUEUE_MINOR 155 /* unused */ 33 #define I2O_MINOR 166 34 #define MICROCODE_MINOR 184 35 #define VFIO_MINOR 196 36 #define TUN_MINOR 200 37 #define CUSE_MINOR 203 38 #define MWAVE_MINOR 219 /* ACP/Mwave Modem */ 39 #define MPT_MINOR 220 40 #define MPT2SAS_MINOR 221 41 #define MPT3SAS_MINOR 222 42 #define UINPUT_MINOR 223 43 #define MISC_MCELOG_MINOR 227 44 #define HPET_MINOR 228 45 #define FUSE_MINOR 229 46 #define KVM_MINOR 232 47 #define BTRFS_MINOR 234 48 #define AUTOFS_MINOR 235 49 #define MAPPER_CTRL_MINOR 236 50 #define LOOP_CTRL_MINOR 237 51 #define VHOST_NET_MINOR 238 52 #define UHID_MINOR 239 53 #define USERIO_MINOR 240 54 #define MISC_DYNAMIC_MINOR 255 55 56 struct device; 57 struct attribute_group; 58 59 struct miscdevice { 60 int minor; 61 const char *name; 62 const struct file_operations *fops; 63 struct list_head list; 64 struct device *parent; 65 struct device *this_device; 66 const struct attribute_group **groups; 67 const char *nodename; 68 umode_t mode; 69 }; 70 71 extern int misc_register(struct miscdevice *misc); 72 extern void misc_deregister(struct miscdevice *misc); 73 74 /* 75 * Helper macro for drivers that don't do anything special in module init / exit 76 * call. This helps in eleminating of boilerplate code. 77 */ 78 #define module_misc_device(__misc_device) \ 79 module_driver(__misc_device, misc_register, misc_deregister) 80 81 #define MODULE_ALIAS_MISCDEV(minor) \ 82 MODULE_ALIAS("char-major-" __stringify(MISC_MAJOR) \ 83 "-" __stringify(minor)) 84 #endif 85