diff options
Diffstat (limited to 'sys/ofed/drivers/net/mlx4/srq.c')
| -rw-r--r-- | sys/ofed/drivers/net/mlx4/srq.c | 23 |
1 files changed, 20 insertions, 3 deletions
diff --git a/sys/ofed/drivers/net/mlx4/srq.c b/sys/ofed/drivers/net/mlx4/srq.c index c37f68286565..fcb6255c7e62 100644 --- a/sys/ofed/drivers/net/mlx4/srq.c +++ b/sys/ofed/drivers/net/mlx4/srq.c @@ -1,6 +1,6 @@ /* * Copyright (c) 2006, 2007 Cisco Systems, Inc. All rights reserved. - * Copyright (c) 2007, 2008 Mellanox Technologies. All rights reserved. + * Copyright (c) 2007, 2008, 2014 Mellanox Technologies. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -32,6 +32,8 @@ */ #include <linux/mlx4/cmd.h> +#include <linux/mlx4/srq.h> +#include <linux/module.h> #include <linux/gfp.h> #include "mlx4.h" @@ -113,7 +115,7 @@ err_put: mlx4_table_put(dev, &srq_table->table, *srqn); err_out: - mlx4_bitmap_free(&srq_table->bitmap, *srqn); + mlx4_bitmap_free(&srq_table->bitmap, *srqn, MLX4_NO_RR); return err; } @@ -141,7 +143,7 @@ void __mlx4_srq_free_icm(struct mlx4_dev *dev, int srqn) mlx4_table_put(dev, &srq_table->cmpt_table, srqn); mlx4_table_put(dev, &srq_table->table, srqn); - mlx4_bitmap_free(&srq_table->bitmap, srqn); + mlx4_bitmap_free(&srq_table->bitmap, srqn, MLX4_NO_RR); } static void mlx4_srq_free_icm(struct mlx4_dev *dev, int srqn) @@ -295,3 +297,18 @@ void mlx4_cleanup_srq_table(struct mlx4_dev *dev) return; mlx4_bitmap_cleanup(&mlx4_priv(dev)->srq_table.bitmap); } + +struct mlx4_srq *mlx4_srq_lookup(struct mlx4_dev *dev, u32 srqn) +{ + struct mlx4_srq_table *srq_table = &mlx4_priv(dev)->srq_table; + struct mlx4_srq *srq; + unsigned long flags; + + spin_lock_irqsave(&srq_table->lock, flags); + srq = radix_tree_lookup(&srq_table->tree, + srqn & (dev->caps.num_srqs - 1)); + spin_unlock_irqrestore(&srq_table->lock, flags); + + return srq; +} +EXPORT_SYMBOL_GPL(mlx4_srq_lookup); |