16ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh/**************************************************************************** 26ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh **************************************************************************** 36ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh *** 46ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh *** This header was automatically generated from a Linux kernel header 56ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh *** of the same name, to make information necessary for userspace to 66ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh *** call into the kernel available to libc. It contains only constants, 76ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh *** structures, and macros generated from the original header, and thus, 86ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh *** contains no copyrightable information. 96ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh *** 106ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh *** To edit the content of this header, modify the corresponding 116ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh *** source file (e.g. under external/kernel-headers/original/) then 126ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh *** run bionic/libc/kernel/tools/update_all.py 136ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh *** 146ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh *** Any manual change here will be lost the next time this script will 156ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh *** be run. You've been warned! 166ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh *** 176ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh **************************************************************************** 186ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh ****************************************************************************/ 196ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#ifndef _ASM_ATOMIC_H 206ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#define _ASM_ATOMIC_H 216ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#include <linux/irqflags.h> 226ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#include <asm/barrier.h> 236ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 246ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#include <asm/cpu-features.h> 256ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#include <asm/war.h> 266ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#include <asm/system.h> 276ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsiehtypedef struct { volatile int counter; } atomic_t; 286ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 296ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#define ATOMIC_INIT(i) { (i) } 306ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#define atomic_read(v) ((v)->counter) 316ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#define atomic_set(v, i) ((v)->counter = (i)) 326ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#define atomic_cmpxchg(v, o, n) (cmpxchg(&((v)->counter), (o), (n))) 336ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 346ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#define atomic_xchg(v, new) (xchg(&((v)->counter), (new))) 356ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) 366ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#define atomic_dec_return(v) atomic_sub_return(1, (v)) 376ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#define atomic_inc_return(v) atomic_add_return(1, (v)) 386ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 396ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#define atomic_sub_and_test(i, v) (atomic_sub_return((i), (v)) == 0) 406ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#define atomic_inc_and_test(v) (atomic_inc_return(v) == 0) 416ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#define atomic_dec_and_test(v) (atomic_sub_return(1, (v)) == 0) 426ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#define atomic_dec_if_positive(v) atomic_sub_if_positive(1, v) 436ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 446ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#define atomic_inc(v) atomic_add(1, (v)) 456ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#define atomic_dec(v) atomic_sub(1, (v)) 466ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#define atomic_add_negative(i, v) (atomic_add_return(i, (v)) < 0) 476ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#define smp_mb__before_atomic_dec() smp_llsc_mb() 486ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 496ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#define smp_mb__after_atomic_dec() smp_llsc_mb() 506ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#define smp_mb__before_atomic_inc() smp_llsc_mb() 516ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#define smp_mb__after_atomic_inc() smp_llsc_mb() 526ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#include <asm-generic/atomic.h> 536ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 546ecc1bfab1621eaf5a17f82020a26468c537cdeaAndrew Hsieh#endif 55