1*f80ad8b4SAndroid Build Coastguard Worker /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2*f80ad8b4SAndroid Build Coastguard Worker /* 3*f80ad8b4SAndroid Build Coastguard Worker * include/linux/timerfd.h 4*f80ad8b4SAndroid Build Coastguard Worker * 5*f80ad8b4SAndroid Build Coastguard Worker * Copyright (C) 2007 Davide Libenzi <[email protected]> 6*f80ad8b4SAndroid Build Coastguard Worker * 7*f80ad8b4SAndroid Build Coastguard Worker */ 8*f80ad8b4SAndroid Build Coastguard Worker 9*f80ad8b4SAndroid Build Coastguard Worker #ifndef _UAPI_LINUX_TIMERFD_H 10*f80ad8b4SAndroid Build Coastguard Worker #define _UAPI_LINUX_TIMERFD_H 11*f80ad8b4SAndroid Build Coastguard Worker 12*f80ad8b4SAndroid Build Coastguard Worker #include <linux/types.h> 13*f80ad8b4SAndroid Build Coastguard Worker 14*f80ad8b4SAndroid Build Coastguard Worker /* For O_CLOEXEC and O_NONBLOCK */ 15*f80ad8b4SAndroid Build Coastguard Worker #include <linux/fcntl.h> 16*f80ad8b4SAndroid Build Coastguard Worker 17*f80ad8b4SAndroid Build Coastguard Worker /* For _IO helpers */ 18*f80ad8b4SAndroid Build Coastguard Worker #include <linux/ioctl.h> 19*f80ad8b4SAndroid Build Coastguard Worker 20*f80ad8b4SAndroid Build Coastguard Worker /* 21*f80ad8b4SAndroid Build Coastguard Worker * CAREFUL: Check include/asm-generic/fcntl.h when defining 22*f80ad8b4SAndroid Build Coastguard Worker * new flags, since they might collide with O_* ones. We want 23*f80ad8b4SAndroid Build Coastguard Worker * to re-use O_* flags that couldn't possibly have a meaning 24*f80ad8b4SAndroid Build Coastguard Worker * from eventfd, in order to leave a free define-space for 25*f80ad8b4SAndroid Build Coastguard Worker * shared O_* flags. 26*f80ad8b4SAndroid Build Coastguard Worker * 27*f80ad8b4SAndroid Build Coastguard Worker * Also make sure to update the masks in include/linux/timerfd.h 28*f80ad8b4SAndroid Build Coastguard Worker * when adding new flags. 29*f80ad8b4SAndroid Build Coastguard Worker */ 30*f80ad8b4SAndroid Build Coastguard Worker #define TFD_TIMER_ABSTIME (1 << 0) 31*f80ad8b4SAndroid Build Coastguard Worker #define TFD_TIMER_CANCEL_ON_SET (1 << 1) 32*f80ad8b4SAndroid Build Coastguard Worker #define TFD_CLOEXEC O_CLOEXEC 33*f80ad8b4SAndroid Build Coastguard Worker #define TFD_NONBLOCK O_NONBLOCK 34*f80ad8b4SAndroid Build Coastguard Worker 35*f80ad8b4SAndroid Build Coastguard Worker #define TFD_IOC_SET_TICKS _IOW('T', 0, __u64) 36*f80ad8b4SAndroid Build Coastguard Worker 37*f80ad8b4SAndroid Build Coastguard Worker #endif /* _UAPI_LINUX_TIMERFD_H */ 38