1 /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ 2 /* 3 * Copyright (c) 2013-2020, Mellanox Technologies inc. All rights reserved. 4 */ 5 6 #ifndef _MLX5_IB_FS_H 7 #define _MLX5_IB_FS_H 8 9 #include "mlx5_ib.h" 10 11 #if IS_ENABLED(CONFIG_INFINIBAND_USER_ACCESS) 12 int mlx5_ib_fs_init(struct mlx5_ib_dev *dev); 13 #else 14 static inline int mlx5_ib_fs_init(struct mlx5_ib_dev *dev) 15 { 16 dev->flow_db = kzalloc(sizeof(*dev->flow_db), GFP_KERNEL); 17 18 if (!dev->flow_db) 19 return -ENOMEM; 20 21 mutex_init(&dev->flow_db->lock); 22 return 0; 23 } 24 #endif 25 static inline void mlx5_ib_fs_cleanup(struct mlx5_ib_dev *dev) 26 { 27 kfree(dev->flow_db); 28 } 29 #endif /* _MLX5_IB_FS_H */ 30