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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 | /* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LINUX_MISCDEVICE_H #define _LINUX_MISCDEVICE_H #include <linux/major.h> #include <linux/list.h> #include <linux/types.h> #include <linux/device.h> /* * These allocations are managed by device@lanana.org. If you need * an entry that is not assigned here, it can be moved and * reassigned or dynamically set if a fixed value is not justified. */ #define PSMOUSE_MINOR 1 #define MS_BUSMOUSE_MINOR 2 /* unused */ #define ATIXL_BUSMOUSE_MINOR 3 /* unused */ /*#define AMIGAMOUSE_MINOR 4 FIXME OBSOLETE */ #define ATARIMOUSE_MINOR 5 /* unused */ #define SUN_MOUSE_MINOR 6 /* unused */ #define APOLLO_MOUSE_MINOR 7 /* unused */ #define PC110PAD_MINOR 9 /* unused */ /*#define ADB_MOUSE_MINOR 10 FIXME OBSOLETE */ #define WATCHDOG_MINOR 130 /* Watchdog timer */ #define TEMP_MINOR 131 /* Temperature Sensor */ #define APM_MINOR_DEV 134 #define RTC_MINOR 135 /*#define EFI_RTC_MINOR 136 was EFI Time services */ #define VHCI_MINOR 137 #define SUN_OPENPROM_MINOR 139 #define DMAPI_MINOR 140 /* unused */ #define NVRAM_MINOR 144 #define SBUS_FLASH_MINOR 152 #define SGI_MMTIMER 153 #define PMU_MINOR 154 #define STORE_QUEUE_MINOR 155 /* unused */ #define LCD_MINOR 156 #define AC_MINOR 157 #define BUTTON_MINOR 158 /* Major 10, Minor 158, /dev/nwbutton */ #define NWFLASH_MINOR 160 /* MAJOR is 10 - miscdevice */ #define ENVCTRL_MINOR 162 #define I2O_MINOR 166 #define UCTRL_MINOR 174 #define AGPGART_MINOR 175 #define TOSH_MINOR_DEV 181 #define HWRNG_MINOR 183 /*#define MICROCODE_MINOR 184 unused */ #define KEYPAD_MINOR 185 #define IRNET_MINOR 187 #define D7S_MINOR 193 #define VFIO_MINOR 196 #define PXA3XX_GCU_MINOR 197 #define TUN_MINOR 200 #define CUSE_MINOR 203 #define MWAVE_MINOR 219 /* ACP/Mwave Modem */ #define MPT_MINOR 220 #define MPT2SAS_MINOR 221 #define MPT3SAS_MINOR 222 #define UINPUT_MINOR 223 #define MISC_MCELOG_MINOR 227 #define HPET_MINOR 228 #define FUSE_MINOR 229 #define SNAPSHOT_MINOR 231 #define KVM_MINOR 232 #define BTRFS_MINOR 234 #define AUTOFS_MINOR 235 #define MAPPER_CTRL_MINOR 236 #define LOOP_CTRL_MINOR 237 #define VHOST_NET_MINOR 238 #define UHID_MINOR 239 #define USERIO_MINOR 240 #define VHOST_VSOCK_MINOR 241 #define RFKILL_MINOR 242 #define MISC_DYNAMIC_MINOR 255 struct device; struct attribute_group; struct miscdevice { int minor; const char *name; const struct file_operations *fops; struct list_head list; struct device *parent; struct device *this_device; const struct attribute_group **groups; const char *nodename; umode_t mode; }; extern int misc_register(struct miscdevice *misc); extern void misc_deregister(struct miscdevice *misc); /* * Helper macro for drivers that don't do anything special in the initcall. * This helps to eliminate boilerplate code. */ #define builtin_misc_device(__misc_device) \ builtin_driver(__misc_device, misc_register) /* * Helper macro for drivers that don't do anything special in module init / exit * call. This helps to eliminate boilerplate code. */ #define module_misc_device(__misc_device) \ module_driver(__misc_device, misc_register, misc_deregister) #define MODULE_ALIAS_MISCDEV(minor) \ MODULE_ALIAS("char-major-" __stringify(MISC_MAJOR) \ "-" __stringify(minor)) #endif |