/* * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, * version 2, as published by the Free Software Foundation. * * This program is distributed in the hope it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . */ #ifndef NVGPU_LOCK_LINUX_H #define NVGPU_LOCK_LINUX_H #include #include struct nvgpu_mutex { struct mutex mutex; }; struct nvgpu_spinlock { spinlock_t spinlock; }; struct nvgpu_raw_spinlock { raw_spinlock_t spinlock; }; static inline int nvgpu_mutex_init(struct nvgpu_mutex *mutex) { mutex_init(&mutex->mutex); return 0; }; static inline void nvgpu_mutex_acquire(struct nvgpu_mutex *mutex) { mutex_lock(&mutex->mutex); }; static inline void nvgpu_mutex_release(struct nvgpu_mutex *mutex) { mutex_unlock(&mutex->mutex); }; static inline int nvgpu_mutex_tryacquire(struct nvgpu_mutex *mutex) { return mutex_trylock(&mutex->mutex); }; static inline void nvgpu_mutex_destroy(struct nvgpu_mutex *mutex) { mutex_destroy(&mutex->mutex); }; static inline void nvgpu_spinlock_init(struct nvgpu_spinlock *spinlock) { spin_lock_init(&spinlock->spinlock); }; static inline void nvgpu_spinlock_acquire(struct nvgpu_spinlock *spinlock) { spin_lock(&spinlock->spinlock); }; static inline void nvgpu_spinlock_release(struct nvgpu_spinlock *spinlock) { spin_unlock(&spinlock->spinlock); }; static inline void nvgpu_raw_spinlock_init(struct nvgpu_raw_spinlock *spinlock) { raw_spin_lock_init(&spinlock->spinlock); }; static inline void nvgpu_raw_spinlock_acquire(struct nvgpu_raw_spinlock *spinlock) { raw_spin_lock(&spinlock->spinlock); }; static inline void nvgpu_raw_spinlock_release(struct nvgpu_raw_spinlock *spinlock) { raw_spin_unlock(&spinlock->spinlock); }; #endif /* NVGPU_LOCK_LINUX_H */