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Diffstat (limited to 'include/linux/mlx5/transobj.h')
| -rw-r--r-- | include/linux/mlx5/transobj.h | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/include/linux/mlx5/transobj.h b/include/linux/mlx5/transobj.h new file mode 100644 index 000000000..60ffeb6b6 --- /dev/null +++ b/include/linux/mlx5/transobj.h @@ -0,0 +1,89 @@ +/* + * Copyright (c) 2013-2015, Mellanox Technologies, Ltd. 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 __TRANSOBJ_H__ +#define __TRANSOBJ_H__ + +#include <linux/mlx5/driver.h> + +int mlx5_core_alloc_transport_domain(struct mlx5_core_dev *dev, u32 *tdn); +void mlx5_core_dealloc_transport_domain(struct mlx5_core_dev *dev, u32 tdn); +int mlx5_core_create_rq(struct mlx5_core_dev *dev, u32 *in, int inlen, + u32 *rqn); +int mlx5_core_modify_rq(struct mlx5_core_dev *dev, u32 rqn, u32 *in); +void mlx5_core_destroy_rq(struct mlx5_core_dev *dev, u32 rqn); +int mlx5_core_query_rq(struct mlx5_core_dev *dev, u32 rqn, u32 *out); +int mlx5_core_create_sq(struct mlx5_core_dev *dev, u32 *in, int inlen, + u32 *sqn); +int mlx5_core_modify_sq(struct mlx5_core_dev *dev, u32 sqn, u32 *in); +void mlx5_core_destroy_sq(struct mlx5_core_dev *dev, u32 sqn); +int mlx5_core_query_sq(struct mlx5_core_dev *dev, u32 sqn, u32 *out); +int mlx5_core_query_sq_state(struct mlx5_core_dev *dev, u32 sqn, u8 *state); +int mlx5_core_create_tir(struct mlx5_core_dev *dev, u32 *in, u32 *tirn); +int mlx5_core_modify_tir(struct mlx5_core_dev *dev, u32 tirn, u32 *in); +void mlx5_core_destroy_tir(struct mlx5_core_dev *dev, u32 tirn); +int mlx5_core_create_tis(struct mlx5_core_dev *dev, u32 *in, u32 *tisn); +int mlx5_core_modify_tis(struct mlx5_core_dev *dev, u32 tisn, u32 *in); +void mlx5_core_destroy_tis(struct mlx5_core_dev *dev, u32 tisn); +int mlx5_core_create_rqt(struct mlx5_core_dev *dev, u32 *in, int inlen, + u32 *rqtn); +int mlx5_core_modify_rqt(struct mlx5_core_dev *dev, u32 rqtn, u32 *in, + int inlen); +void mlx5_core_destroy_rqt(struct mlx5_core_dev *dev, u32 rqtn); + +struct mlx5_hairpin_params { + u8 log_data_size; + u8 log_num_packets; + u16 q_counter; + int num_channels; +}; + +struct mlx5_hairpin { + struct mlx5_core_dev *func_mdev; + struct mlx5_core_dev *peer_mdev; + + int num_channels; + + u32 *rqn; + u32 *sqn; + + bool peer_gone; +}; + +struct mlx5_hairpin * +mlx5_core_hairpin_create(struct mlx5_core_dev *func_mdev, + struct mlx5_core_dev *peer_mdev, + struct mlx5_hairpin_params *params); + +void mlx5_core_hairpin_destroy(struct mlx5_hairpin *pair); +void mlx5_core_hairpin_clear_dead_peer(struct mlx5_hairpin *hp); +#endif /* __TRANSOBJ_H__ */ |