1deab8ce2c
Pull sparc updates from David Miller:
1) Add missing cmpxchg64() for 32-bit sparc.
2) Timer conversions from Allen Pais and Kees Cook.
3) vDSO support, from Nagarathnam Muthusamy.
4) Fix sparc64 huge page table walks based upon bug report by Al Viro,
from Nitin Gupta.
5) Optimized fls() for T4 and above, from Vijay Kumar.
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc:
sparc64: Fix page table walk for PUD hugepages
sparc64: Convert timers to user timer_setup()
sparc64: convert mdesc_handle.refcnt from atomic_t to refcount_t
sparc/led: Convert timers to use timer_setup()
sparc64: Use sparc optimized fls and __fls for T4 and above
sparc64: SPARC optimized __fls function
sparc64: SPARC optimized fls function
sparc64: Define SPARC default __fls function
sparc64: Define SPARC default fls function
vDSO for sparc
sparc32: Add cmpxchg64().
sbus: char: Move D7S_MINOR to include/linux/miscdevice.h
sparc: time: Remove unneeded linux/miscdevice.h include
sparc64: mmu_context: Add missing include files
98 lines
2.8 KiB
C
98 lines
2.8 KiB
C
/* 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 device@lanana.org. If you use an
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* entry that is not in assigned your entry may well be moved and
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* reassigned, or set dynamic 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 /* 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 SGI_MMTIMER 153
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#define STORE_QUEUE_MINOR 155 /* unused */
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#define I2O_MINOR 166
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#define HWRNG_MINOR 183
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#define MICROCODE_MINOR 184
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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 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 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 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 in eleminating of 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 in eleminating of 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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