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 HWRNG_MINOR 183 35 #define MICROCODE_MINOR 184 36 #define IRNET_MINOR 187 37 #define VFIO_MINOR 196 38 #define TUN_MINOR 200 39 #define CUSE_MINOR 203 40 #define MWAVE_MINOR 219 /* ACP/Mwave Modem */ 41 #define MPT_MINOR 220 42 #define MPT2SAS_MINOR 221 43 #define MPT3SAS_MINOR 222 44 #define UINPUT_MINOR 223 45 #define MISC_MCELOG_MINOR 227 46 #define HPET_MINOR 228 47 #define FUSE_MINOR 229 48 #define KVM_MINOR 232 49 #define BTRFS_MINOR 234 50 #define AUTOFS_MINOR 235 51 #define MAPPER_CTRL_MINOR 236 52 #define LOOP_CTRL_MINOR 237 53 #define VHOST_NET_MINOR 238 54 #define UHID_MINOR 239 55 #define USERIO_MINOR 240 56 #define MISC_DYNAMIC_MINOR 255 57 58 struct device; 59 struct attribute_group; 60 61 struct miscdevice { 62 int minor; 63 const char *name; 64 const struct file_operations *fops; 65 struct list_head list; 66 struct device *parent; 67 struct device *this_device; 68 const struct attribute_group **groups; 69 const char *nodename; 70 umode_t mode; 71 }; 72 73 extern int misc_register(struct miscdevice *misc); 74 extern void misc_deregister(struct miscdevice *misc); 75 76 /* 77 * Helper macro for drivers that don't do anything special in the initcall. 78 * This helps in eleminating of boilerplate code. 79 */ 80 #define builtin_misc_device(__misc_device) \ 81 builtin_driver(__misc_device, misc_register) 82 83 /* 84 * Helper macro for drivers that don't do anything special in module init / exit 85 * call. This helps in eleminating of boilerplate code. 86 */ 87 #define module_misc_device(__misc_device) \ 88 module_driver(__misc_device, misc_register, misc_deregister) 89 90 #define MODULE_ALIAS_MISCDEV(minor) \ 91 MODULE_ALIAS("char-major-" __stringify(MISC_MAJOR) \ 92 "-" __stringify(minor)) 93 #endif 94