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/*
* Broadcom NetXtreme-E RoCE driver.
*
* Copyright (c) 2016 - 2017, Broadcom. All rights reserved. The term
* Broadcom refers to Broadcom Limited and/or its subsidiaries.
*
* 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
* BSD license below:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Description: Statistics
*
*/
#include <linux/interrupt.h>
#include <linux/types.h>
#include <linux/spinlock.h>
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/pci.h>
#include <linux/prefetch.h>
#include <linux/delay.h>
#include <rdma/ib_addr.h>
#include "bnxt_ulp.h"
#include "roce_hsi.h"
#include "qplib_res.h"
#include "qplib_sp.h"
#include "qplib_fp.h"
#include "qplib_rcfw.h"
#include "bnxt_re.h"
#include "hw_counters.h"
static const char * const bnxt_re_stat_name[] = {
[BNXT_RE_ACTIVE_QP] = "active_qps",
[BNXT_RE_ACTIVE_SRQ] = "active_srqs",
[BNXT_RE_ACTIVE_CQ] = "active_cqs",
[BNXT_RE_ACTIVE_MR] = "active_mrs",
[BNXT_RE_ACTIVE_MW] = "active_mws",
[BNXT_RE_RX_PKTS] = "rx_pkts",
[BNXT_RE_RX_BYTES] = "rx_bytes",
[BNXT_RE_TX_PKTS] = "tx_pkts",
[BNXT_RE_TX_BYTES] = "tx_bytes",
[BNXT_RE_RECOVERABLE_ERRORS] = "recoverable_errors",
[BNXT_RE_RX_DROPS] = "rx_roce_drops",
[BNXT_RE_RX_DISCARDS] = "rx_roce_discards",
[BNXT_RE_TO_RETRANSMITS] = "to_retransmits",
[BNXT_RE_SEQ_ERR_NAKS_RCVD] = "seq_err_naks_rcvd",
[BNXT_RE_MAX_RETRY_EXCEEDED] = "max_retry_exceeded",
[BNXT_RE_RNR_NAKS_RCVD] = "rnr_naks_rcvd",
[BNXT_RE_MISSING_RESP] = "missin_resp",
[BNXT_RE_UNRECOVERABLE_ERR] = "unrecoverable_err",
[BNXT_RE_BAD_RESP_ERR] = "bad_resp_err",
[BNXT_RE_LOCAL_QP_OP_ERR] = "local_qp_op_err",
[BNXT_RE_LOCAL_PROTECTION_ERR] = "local_protection_err",
[BNXT_RE_MEM_MGMT_OP_ERR] = "mem_mgmt_op_err",
[BNXT_RE_REMOTE_INVALID_REQ_ERR] = "remote_invalid_req_err",
[BNXT_RE_REMOTE_ACCESS_ERR] = "remote_access_err",
[BNXT_RE_REMOTE_OP_ERR] = "remote_op_err",
[BNXT_RE_DUP_REQ] = "dup_req",
[BNXT_RE_RES_EXCEED_MAX] = "res_exceed_max",
[BNXT_RE_RES_LENGTH_MISMATCH] = "res_length_mismatch",
[BNXT_RE_RES_EXCEEDS_WQE] = "res_exceeds_wqe",
[BNXT_RE_RES_OPCODE_ERR] = "res_opcode_err",
[BNXT_RE_RES_RX_INVALID_RKEY] = "res_rx_invalid_rkey",
[BNXT_RE_RES_RX_DOMAIN_ERR] = "res_rx_domain_err",
[BNXT_RE_RES_RX_NO_PERM] = "res_rx_no_perm",
[BNXT_RE_RES_RX_RANGE_ERR] = "res_rx_range_err",
[BNXT_RE_RES_TX_INVALID_RKEY] = "res_tx_invalid_rkey",
[BNXT_RE_RES_TX_DOMAIN_ERR] = "res_tx_domain_err",
[BNXT_RE_RES_TX_NO_PERM] = "res_tx_no_perm",
[BNXT_RE_RES_TX_RANGE_ERR] = "res_tx_range_err",
[BNXT_RE_RES_IRRQ_OFLOW] = "res_irrq_oflow",
[BNXT_RE_RES_UNSUP_OPCODE] = "res_unsup_opcode",
[BNXT_RE_RES_UNALIGNED_ATOMIC] = "res_unaligned_atomic",
[BNXT_RE_RES_REM_INV_ERR] = "res_rem_inv_err",
[BNXT_RE_RES_MEM_ERROR] = "res_mem_err",
[BNXT_RE_RES_SRQ_ERR] = "res_srq_err",
[BNXT_RE_RES_CMP_ERR] = "res_cmp_err",
[BNXT_RE_RES_INVALID_DUP_RKEY] = "res_invalid_dup_rkey",
[BNXT_RE_RES_WQE_FORMAT_ERR] = "res_wqe_format_err",
[BNXT_RE_RES_CQ_LOAD_ERR] = "res_cq_load_err",
[BNXT_RE_RES_SRQ_LOAD_ERR] = "res_srq_load_err",
[BNXT_RE_RES_TX_PCI_ERR] = "res_tx_pci_err",
[BNXT_RE_RES_RX_PCI_ERR] = "res_rx_pci_err",
[BNXT_RE_OUT_OF_SEQ_ERR] = "oos_drop_count"
};
int bnxt_re_ib_get_hw_stats(struct ib_device *ibdev,
struct rdma_hw_stats *stats,
u8 port, int index)
{
struct bnxt_re_dev *rdev = to_bnxt_re_dev(ibdev, ibdev);
struct ctx_hw_stats *bnxt_re_stats = rdev->qplib_ctx.stats.dma;
int rc = 0;
if (!port || !stats)
return -EINVAL;
stats->value[BNXT_RE_ACTIVE_QP] = atomic_read(&rdev->qp_count);
stats->value[BNXT_RE_ACTIVE_SRQ] = atomic_read(&rdev->srq_count);
stats->value[BNXT_RE_ACTIVE_CQ] = atomic_read(&rdev->cq_count);
stats->value[BNXT_RE_ACTIVE_MR] = atomic_read(&rdev->mr_count);
stats->value[BNXT_RE_ACTIVE_MW] = atomic_read(&rdev->mw_count);
if (bnxt_re_stats) {
stats->value[BNXT_RE_RECOVERABLE_ERRORS] =
le64_to_cpu(bnxt_re_stats->tx_bcast_pkts);
stats->value[BNXT_RE_RX_DROPS] =
le64_to_cpu(bnxt_re_stats->rx_drop_pkts);
stats->value[BNXT_RE_RX_DISCARDS] =
le64_to_cpu(bnxt_re_stats->rx_discard_pkts);
stats->value[BNXT_RE_RX_PKTS] =
le64_to_cpu(bnxt_re_stats->rx_ucast_pkts);
stats->value[BNXT_RE_RX_BYTES] =
le64_to_cpu(bnxt_re_stats->rx_ucast_bytes);
stats->value[BNXT_RE_TX_PKTS] =
le64_to_cpu(bnxt_re_stats->tx_ucast_pkts);
stats->value[BNXT_RE_TX_BYTES] =
le64_to_cpu(bnxt_re_stats->tx_ucast_bytes);
}
if (test_bit(BNXT_RE_FLAG_ISSUE_ROCE_STATS, &rdev->flags)) {
rc = bnxt_qplib_get_roce_stats(&rdev->rcfw, &rdev->stats);
if (rc)
clear_bit(BNXT_RE_FLAG_ISSUE_ROCE_STATS,
&rdev->flags);
stats->value[BNXT_RE_TO_RETRANSMITS] =
rdev->stats.to_retransmits;
stats->value[BNXT_RE_SEQ_ERR_NAKS_RCVD] =
rdev->stats.seq_err_naks_rcvd;
stats->value[BNXT_RE_MAX_RETRY_EXCEEDED] =
rdev->stats.max_retry_exceeded;
stats->value[BNXT_RE_RNR_NAKS_RCVD] =
rdev->stats.rnr_naks_rcvd;
stats->value[BNXT_RE_MISSING_RESP] =
rdev->stats.missing_resp;
stats->value[BNXT_RE_UNRECOVERABLE_ERR] =
rdev->stats.unrecoverable_err;
stats->value[BNXT_RE_BAD_RESP_ERR] =
rdev->stats.bad_resp_err;
stats->value[BNXT_RE_LOCAL_QP_OP_ERR] =
rdev->stats.local_qp_op_err;
stats->value[BNXT_RE_LOCAL_PROTECTION_ERR] =
rdev->stats.local_protection_err;
stats->value[BNXT_RE_MEM_MGMT_OP_ERR] =
rdev->stats.mem_mgmt_op_err;
stats->value[BNXT_RE_REMOTE_INVALID_REQ_ERR] =
rdev->stats.remote_invalid_req_err;
stats->value[BNXT_RE_REMOTE_ACCESS_ERR] =
rdev->stats.remote_access_err;
stats->value[BNXT_RE_REMOTE_OP_ERR] =
rdev->stats.remote_op_err;
stats->value[BNXT_RE_DUP_REQ] =
rdev->stats.dup_req;
stats->value[BNXT_RE_RES_EXCEED_MAX] =
rdev->stats.res_exceed_max;
stats->value[BNXT_RE_RES_LENGTH_MISMATCH] =
rdev->stats.res_length_mismatch;
stats->value[BNXT_RE_RES_EXCEEDS_WQE] =
rdev->stats.res_exceeds_wqe;
stats->value[BNXT_RE_RES_OPCODE_ERR] =
rdev->stats.res_opcode_err;
stats->value[BNXT_RE_RES_RX_INVALID_RKEY] =
rdev->stats.res_rx_invalid_rkey;
stats->value[BNXT_RE_RES_RX_DOMAIN_ERR] =
rdev->stats.res_rx_domain_err;
stats->value[BNXT_RE_RES_RX_NO_PERM] =
rdev->stats.res_rx_no_perm;
stats->value[BNXT_RE_RES_RX_RANGE_ERR] =
rdev->stats.res_rx_range_err;
stats->value[BNXT_RE_RES_TX_INVALID_RKEY] =
rdev->stats.res_tx_invalid_rkey;
stats->value[BNXT_RE_RES_TX_DOMAIN_ERR] =
rdev->stats.res_tx_domain_err;
stats->value[BNXT_RE_RES_TX_NO_PERM] =
rdev->stats.res_tx_no_perm;
stats->value[BNXT_RE_RES_TX_RANGE_ERR] =
rdev->stats.res_tx_range_err;
stats->value[BNXT_RE_RES_IRRQ_OFLOW] =
rdev->stats.res_irrq_oflow;
stats->value[BNXT_RE_RES_UNSUP_OPCODE] =
rdev->stats.res_unsup_opcode;
stats->value[BNXT_RE_RES_UNALIGNED_ATOMIC] =
rdev->stats.res_unaligned_atomic;
stats->value[BNXT_RE_RES_REM_INV_ERR] =
rdev->stats.res_rem_inv_err;
stats->value[BNXT_RE_RES_MEM_ERROR] =
rdev->stats.res_mem_error;
stats->value[BNXT_RE_RES_SRQ_ERR] =
rdev->stats.res_srq_err;
stats->value[BNXT_RE_RES_CMP_ERR] =
rdev->stats.res_cmp_err;
stats->value[BNXT_RE_RES_INVALID_DUP_RKEY] =
rdev->stats.res_invalid_dup_rkey;
stats->value[BNXT_RE_RES_WQE_FORMAT_ERR] =
rdev->stats.res_wqe_format_err;
stats->value[BNXT_RE_RES_CQ_LOAD_ERR] =
rdev->stats.res_cq_load_err;
stats->value[BNXT_RE_RES_SRQ_LOAD_ERR] =
rdev->stats.res_srq_load_err;
stats->value[BNXT_RE_RES_TX_PCI_ERR] =
rdev->stats.res_tx_pci_err;
stats->value[BNXT_RE_RES_RX_PCI_ERR] =
rdev->stats.res_rx_pci_err;
stats->value[BNXT_RE_OUT_OF_SEQ_ERR] =
rdev->stats.res_oos_drop_count;
}
return ARRAY_SIZE(bnxt_re_stat_name);
}
struct rdma_hw_stats *bnxt_re_ib_alloc_hw_stats(struct ib_device *ibdev,
u8 port_num)
{
BUILD_BUG_ON(ARRAY_SIZE(bnxt_re_stat_name) != BNXT_RE_NUM_COUNTERS);
/* We support only per port stats */
if (!port_num)
return NULL;
return rdma_alloc_hw_stats_struct(bnxt_re_stat_name,
ARRAY_SIZE(bnxt_re_stat_name),
RDMA_HW_STATS_DEFAULT_LIFESPAN);
}
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