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111 lines
3.2 KiB
111 lines
3.2 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef _LINUX_MISCDEVICE_H |
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#define _LINUX_MISCDEVICE_H |
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#include <linux/major.h> |
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#include <linux/list.h> |
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#include <linux/types.h> |
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#include <linux/device.h> |
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/* |
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* These allocations are managed by [email protected]. If you need |
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* an entry that is not assigned here, it can be moved and |
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* reassigned or dynamically set if a fixed value is not justified. |
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*/ |
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#define PSMOUSE_MINOR 1 |
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#define MS_BUSMOUSE_MINOR 2 /* unused */ |
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#define ATIXL_BUSMOUSE_MINOR 3 /* unused */ |
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/*#define AMIGAMOUSE_MINOR 4 FIXME OBSOLETE */ |
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#define ATARIMOUSE_MINOR 5 /* unused */ |
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#define SUN_MOUSE_MINOR 6 /* unused */ |
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#define APOLLO_MOUSE_MINOR 7 /* unused */ |
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#define PC110PAD_MINOR 9 /* unused */ |
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/*#define ADB_MOUSE_MINOR 10 FIXME OBSOLETE */ |
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#define WATCHDOG_MINOR 130 /* Watchdog timer */ |
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#define TEMP_MINOR 131 /* Temperature Sensor */ |
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#define APM_MINOR_DEV 134 |
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#define RTC_MINOR 135 |
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/*#define EFI_RTC_MINOR 136 was EFI Time services */ |
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#define VHCI_MINOR 137 |
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#define SUN_OPENPROM_MINOR 139 |
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#define DMAPI_MINOR 140 /* unused */ |
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#define NVRAM_MINOR 144 |
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#define SBUS_FLASH_MINOR 152 |
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#define SGI_MMTIMER 153 |
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#define PMU_MINOR 154 |
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#define STORE_QUEUE_MINOR 155 /* unused */ |
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#define LCD_MINOR 156 |
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#define AC_MINOR 157 |
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#define BUTTON_MINOR 158 /* Major 10, Minor 158, /dev/nwbutton */ |
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#define NWFLASH_MINOR 160 /* MAJOR is 10 - miscdevice */ |
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#define ENVCTRL_MINOR 162 |
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#define I2O_MINOR 166 |
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#define UCTRL_MINOR 174 |
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#define AGPGART_MINOR 175 |
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#define TOSH_MINOR_DEV 181 |
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#define HWRNG_MINOR 183 |
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#define MICROCODE_MINOR 184 |
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#define KEYPAD_MINOR 185 |
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#define IRNET_MINOR 187 |
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#define D7S_MINOR 193 |
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#define VFIO_MINOR 196 |
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#define PXA3XX_GCU_MINOR 197 |
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#define TUN_MINOR 200 |
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#define CUSE_MINOR 203 |
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#define MWAVE_MINOR 219 /* ACP/Mwave Modem */ |
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#define MPT_MINOR 220 |
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#define MPT2SAS_MINOR 221 |
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#define MPT3SAS_MINOR 222 |
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#define UINPUT_MINOR 223 |
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#define MISC_MCELOG_MINOR 227 |
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#define HPET_MINOR 228 |
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#define FUSE_MINOR 229 |
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#define SNAPSHOT_MINOR 231 |
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#define KVM_MINOR 232 |
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#define BTRFS_MINOR 234 |
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#define AUTOFS_MINOR 235 |
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#define MAPPER_CTRL_MINOR 236 |
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#define LOOP_CTRL_MINOR 237 |
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#define VHOST_NET_MINOR 238 |
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#define UHID_MINOR 239 |
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#define USERIO_MINOR 240 |
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#define VHOST_VSOCK_MINOR 241 |
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#define RFKILL_MINOR 242 |
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#define MISC_DYNAMIC_MINOR 255 |
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struct device; |
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struct attribute_group; |
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struct miscdevice { |
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int minor; |
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const char *name; |
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const struct file_operations *fops; |
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struct list_head list; |
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struct device *parent; |
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struct device *this_device; |
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const struct attribute_group **groups; |
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const char *nodename; |
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umode_t mode; |
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}; |
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extern int misc_register(struct miscdevice *misc); |
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extern void misc_deregister(struct miscdevice *misc); |
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/* |
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* Helper macro for drivers that don't do anything special in the initcall. |
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* This helps to eliminate boilerplate code. |
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*/ |
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#define builtin_misc_device(__misc_device) \ |
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builtin_driver(__misc_device, misc_register) |
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/* |
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* Helper macro for drivers that don't do anything special in module init / exit |
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* call. This helps to eliminate boilerplate code. |
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*/ |
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#define module_misc_device(__misc_device) \ |
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module_driver(__misc_device, misc_register, misc_deregister) |
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#define MODULE_ALIAS_MISCDEV(minor) \ |
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MODULE_ALIAS("char-major-" __stringify(MISC_MAJOR) \ |
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"-" __stringify(minor)) |
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#endif
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