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RDMA/efa: Support CQ receive entries with source GID

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Add a parameter for create CQ admin command to set source address on
receive completion descriptors. Report capability for this feature
through query device verb.

Link: https://lore.kernel.org/r/20220818140449.414-1-mrgolin@amazon.com
Reviewed-by: Firas Jahjah <firasj@amazon.com>
Reviewed-by: Yossi Leybovich <sleybo@amazon.com>
Signed-off-by: Daniel Kranzdorf <dkkranzd@amazon.com>
Signed-off-by: Michael Margolin <mrgolin@amazon.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
This commit is contained in:
Michael Margolin
2022-08-18 17:04:49 +03:00
committed by Leon Romanovsky
parent b722d3e63f
commit dc13fbf79e
6 changed files with 312 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
include/uapi/rdma/efa-abi.h
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@@ -1,6 +1,6 @@
/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
/*
* Copyright 2018-2021 Amazon.com, Inc. or its affiliates. All rights reserved.
* Copyright 2018-2022 Amazon.com, Inc. or its affiliates. All rights reserved.
*/
#ifndef EFA_ABI_USER_H
@@ -54,6 +54,7 @@ struct efa_ibv_alloc_pd_resp {
enum {
EFA_CREATE_CQ_WITH_COMPLETION_CHANNEL = 1 << 0,
EFA_CREATE_CQ_WITH_SGID = 1 << 1,
};
struct efa_ibv_create_cq {
@@ -118,6 +119,7 @@ enum {
EFA_QUERY_DEVICE_CAPS_RDMA_READ = 1 << 0,
EFA_QUERY_DEVICE_CAPS_RNR_RETRY = 1 << 1,
EFA_QUERY_DEVICE_CAPS_CQ_NOTIFICATIONS = 1 << 2,
EFA_QUERY_DEVICE_CAPS_CQ_WITH_SGID = 1 << 3,
};
struct efa_ibv_ex_query_device_resp {