linux_dsm_epyc7002/drivers/infiniband/sw/rxe/rxe_hw_counters.h
Yonatan Cohen 0b1e5b99a4 IB/rxe: Add port protocol stats
Expose new counters using the get_hw_stats callback.
We expose the following counters:

+---------------------+----------------------------------------+
|      Name           |           Description                  |
|---------------------+----------------------------------------|
|sent_pkts            | number of sent pkts                    |
|---------------------+----------------------------------------|
|rcvd_pkts            | number of received packets             |
|---------------------+----------------------------------------|
|out_of_sequence      | number of errors due to packet         |
|                     | transport sequence number              |
|---------------------+----------------------------------------|
|duplicate_request    | number of received duplicated packets. |
|                     | A request that previously executed is  |
|                     | named duplicated.                      |
|---------------------+----------------------------------------|
|rcvd_rnr_err         | number of received RNR by completer    |
|---------------------+----------------------------------------|
|send_rnr_err         | number of sent RNR by responder        |
|---------------------+----------------------------------------|
|rcvd_seq_err         | number of out of sequence packets      |
|                     | received                               |
|---------------------+----------------------------------------|
|ack_deffered         | number of deferred handling of ack     |
|                     | packets.                               |
|---------------------+----------------------------------------|
|retry_exceeded_err   | number of times retry exceeded         |
|---------------------+----------------------------------------|
|completer_retry_err  | number of times completer decided to   |
|                     | retry                                  |
|---------------------+----------------------------------------|
|send_err             | number of failed send packet           |
+---------------------+----------------------------------------+

Signed-off-by: Yonatan Cohen <yonatanc@mellanox.com>
Reviewed-by: Moni Shoua <monis@mellanox.com>
Reviewed-by: Andrew Boyer <andrew.boyer@dell.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2017-04-21 10:43:28 -04:00

62 lines
2.0 KiB
C

/*
* Copyright (c) 2017 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 RXE_HW_COUNTERS_H
#define RXE_HW_COUNTERS_H
/*
* when adding counters to enum also add
* them to rxe_counter_name[] vector.
*/
enum rxe_counters {
RXE_CNT_SENT_PKTS,
RXE_CNT_RCVD_PKTS,
RXE_CNT_DUP_REQ,
RXE_CNT_OUT_OF_SEQ_REQ,
RXE_CNT_RCV_RNR,
RXE_CNT_SND_RNR,
RXE_CNT_RCV_SEQ_ERR,
RXE_CNT_COMPLETER_SCHED,
RXE_CNT_RETRY_EXCEEDED,
RXE_CNT_RNR_RETRY_EXCEEDED,
RXE_CNT_COMP_RETRY,
RXE_CNT_SEND_ERR,
RXE_NUM_OF_COUNTERS
};
struct rdma_hw_stats *rxe_ib_alloc_hw_stats(struct ib_device *ibdev,
u8 port_num);
int rxe_ib_get_hw_stats(struct ib_device *ibdev,
struct rdma_hw_stats *stats,
u8 port, int index);
#endif /* RXE_HW_COUNTERS_H */