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/*
* Copyright (c) 2007 Cisco Systems, Inc. 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
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef MLX4_SRQ_H
#define MLX4_SRQ_H
#include <linux/types.h>
#include <linux/mlx4/device.h>
struct mlx4_wqe_srq_next_seg {
u16 reserved1;
__be16 next_wqe_index;
u32 reserved2[3];
};
void mlx4_srq_invalidate(struct mlx4_dev *dev, struct mlx4_srq *srq);
void mlx4_srq_remove(struct mlx4_dev *dev, struct mlx4_srq *srq);
static inline struct mlx4_srq *__mlx4_srq_lookup(struct mlx4_dev *dev, u32 srqn)
{
return radix_tree_lookup(&dev->srq_table_tree,
srqn & (dev->caps.num_srqs - 1));
}
#endif /* MLX4_SRQ_H */