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[mirror_ubuntu-artful-kernel.git] / include / linux / miscdevice.h
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1da177e4
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1#ifndef _LINUX_MISCDEVICE_H
2#define _LINUX_MISCDEVICE_H
1da177e4 3#include <linux/major.h>
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4#include <linux/list.h>
5#include <linux/types.h>
ca75d601 6#include <linux/device.h>
1da177e4 7
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8/*
9 * These allocations are managed by device@lanana.org. 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
193da609 14#define PSMOUSE_MINOR 1
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15#define MS_BUSMOUSE_MINOR 2 /* unused */
16#define ATIXL_BUSMOUSE_MINOR 3 /* unused */
193da609 17/*#define AMIGAMOUSE_MINOR 4 FIXME OBSOLETE */
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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 */
193da609 22/*#define ADB_MOUSE_MINOR 10 FIXME OBSOLETE */
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23#define WATCHDOG_MINOR 130 /* Watchdog timer */
24#define TEMP_MINOR 131 /* Temperature Sensor */
874bcd00 25#define APM_MINOR_DEV 134
193da609 26#define RTC_MINOR 135
1da177e4 27#define EFI_RTC_MINOR 136 /* EFI Time services */
b075dd40 28#define VHCI_MINOR 137
193da609 29#define SUN_OPENPROM_MINOR 139
3503958c 30#define DMAPI_MINOR 140 /* unused */
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31#define NVRAM_MINOR 144
32#define SGI_MMTIMER 153
3503958c 33#define STORE_QUEUE_MINOR 155 /* unused */
193da609 34#define I2O_MINOR 166
fd50d71f 35#define HWRNG_MINOR 183
1da177e4 36#define MICROCODE_MINOR 184
24c946cc 37#define IRNET_MINOR 187
8dcf94bc 38#define VFIO_MINOR 196
193da609 39#define TUN_MINOR 200
cb2ffb26 40#define CUSE_MINOR 203
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41#define MWAVE_MINOR 219 /* ACP/Mwave Modem */
42#define MPT_MINOR 220
dec3f959 43#define MPT2SAS_MINOR 221
78ad724a 44#define MPT3SAS_MINOR 222
8905aaaf 45#define UINPUT_MINOR 223
cef12ee5 46#define MISC_MCELOG_MINOR 227
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47#define HPET_MINOR 228
48#define FUSE_MINOR 229
49#define KVM_MINOR 232
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50#define BTRFS_MINOR 234
51#define AUTOFS_MINOR 235
7e507eb6 52#define MAPPER_CTRL_MINOR 236
770fe30a 53#define LOOP_CTRL_MINOR 237
7c7c7f01 54#define VHOST_NET_MINOR 238
19872d20 55#define UHID_MINOR 239
5523662e 56#define USERIO_MINOR 240
193da609 57#define MISC_DYNAMIC_MINOR 255
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58
59struct device;
bd735995 60struct attribute_group;
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61
62struct miscdevice {
63 int minor;
64 const char *name;
99ac48f5 65 const struct file_operations *fops;
1da177e4 66 struct list_head list;
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67 struct device *parent;
68 struct device *this_device;
bd735995 69 const struct attribute_group **groups;
e454cea2 70 const char *nodename;
a85cfdae 71 umode_t mode;
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72};
73
f82dd4b0 74extern int misc_register(struct miscdevice *misc);
f368ed60 75extern void misc_deregister(struct miscdevice *misc);
1da177e4 76
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77/*
78 * Helper macro for drivers that don't do anything special in the initcall.
79 * This helps in eleminating of boilerplate code.
80 */
81#define builtin_misc_device(__misc_device) \
82 builtin_driver(__misc_device, misc_register)
83
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84/*
85 * Helper macro for drivers that don't do anything special in module init / exit
86 * call. This helps in eleminating of boilerplate code.
87 */
88#define module_misc_device(__misc_device) \
89 module_driver(__misc_device, misc_register, misc_deregister)
90
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91#define MODULE_ALIAS_MISCDEV(minor) \
92 MODULE_ALIAS("char-major-" __stringify(MISC_MAJOR) \
93 "-" __stringify(minor))
94#endif