328 lines
12 KiB
C
328 lines
12 KiB
C
/*
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* Broadcom NetXtreme-E RoCE driver.
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*
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* Copyright (c) 2016 - 2017, Broadcom. All rights reserved. The term
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* Broadcom refers to Broadcom Limited and/or its subsidiaries.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* BSD license below:
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Description: Statistics
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*
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*/
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#include <linux/interrupt.h>
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#include <linux/types.h>
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#include <linux/spinlock.h>
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#include <linux/sched.h>
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#include <linux/slab.h>
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#include <linux/pci.h>
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#include <linux/prefetch.h>
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#include <linux/delay.h>
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#include <rdma/ib_addr.h>
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#include "bnxt_ulp.h"
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#include "roce_hsi.h"
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#include "qplib_res.h"
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#include "qplib_sp.h"
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#include "qplib_fp.h"
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#include "qplib_rcfw.h"
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#include "bnxt_re.h"
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#include "hw_counters.h"
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static const struct rdma_stat_desc bnxt_re_stat_descs[] = {
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[BNXT_RE_ACTIVE_PD].name = "active_pds",
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[BNXT_RE_ACTIVE_AH].name = "active_ahs",
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[BNXT_RE_ACTIVE_QP].name = "active_qps",
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[BNXT_RE_ACTIVE_SRQ].name = "active_srqs",
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[BNXT_RE_ACTIVE_CQ].name = "active_cqs",
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[BNXT_RE_ACTIVE_MR].name = "active_mrs",
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[BNXT_RE_ACTIVE_MW].name = "active_mws",
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[BNXT_RE_RX_PKTS].name = "rx_pkts",
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[BNXT_RE_RX_BYTES].name = "rx_bytes",
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[BNXT_RE_TX_PKTS].name = "tx_pkts",
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[BNXT_RE_TX_BYTES].name = "tx_bytes",
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[BNXT_RE_RECOVERABLE_ERRORS].name = "recoverable_errors",
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[BNXT_RE_RX_ERRORS].name = "rx_roce_errors",
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[BNXT_RE_RX_DISCARDS].name = "rx_roce_discards",
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[BNXT_RE_TO_RETRANSMITS].name = "to_retransmits",
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[BNXT_RE_SEQ_ERR_NAKS_RCVD].name = "seq_err_naks_rcvd",
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[BNXT_RE_MAX_RETRY_EXCEEDED].name = "max_retry_exceeded",
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[BNXT_RE_RNR_NAKS_RCVD].name = "rnr_naks_rcvd",
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[BNXT_RE_MISSING_RESP].name = "missing_resp",
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[BNXT_RE_UNRECOVERABLE_ERR].name = "unrecoverable_err",
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[BNXT_RE_BAD_RESP_ERR].name = "bad_resp_err",
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[BNXT_RE_LOCAL_QP_OP_ERR].name = "local_qp_op_err",
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[BNXT_RE_LOCAL_PROTECTION_ERR].name = "local_protection_err",
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[BNXT_RE_MEM_MGMT_OP_ERR].name = "mem_mgmt_op_err",
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[BNXT_RE_REMOTE_INVALID_REQ_ERR].name = "remote_invalid_req_err",
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[BNXT_RE_REMOTE_ACCESS_ERR].name = "remote_access_err",
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[BNXT_RE_REMOTE_OP_ERR].name = "remote_op_err",
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[BNXT_RE_DUP_REQ].name = "dup_req",
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[BNXT_RE_RES_EXCEED_MAX].name = "res_exceed_max",
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[BNXT_RE_RES_LENGTH_MISMATCH].name = "res_length_mismatch",
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[BNXT_RE_RES_EXCEEDS_WQE].name = "res_exceeds_wqe",
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[BNXT_RE_RES_OPCODE_ERR].name = "res_opcode_err",
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[BNXT_RE_RES_RX_INVALID_RKEY].name = "res_rx_invalid_rkey",
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[BNXT_RE_RES_RX_DOMAIN_ERR].name = "res_rx_domain_err",
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[BNXT_RE_RES_RX_NO_PERM].name = "res_rx_no_perm",
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[BNXT_RE_RES_RX_RANGE_ERR].name = "res_rx_range_err",
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[BNXT_RE_RES_TX_INVALID_RKEY].name = "res_tx_invalid_rkey",
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[BNXT_RE_RES_TX_DOMAIN_ERR].name = "res_tx_domain_err",
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[BNXT_RE_RES_TX_NO_PERM].name = "res_tx_no_perm",
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[BNXT_RE_RES_TX_RANGE_ERR].name = "res_tx_range_err",
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[BNXT_RE_RES_IRRQ_OFLOW].name = "res_irrq_oflow",
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[BNXT_RE_RES_UNSUP_OPCODE].name = "res_unsup_opcode",
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[BNXT_RE_RES_UNALIGNED_ATOMIC].name = "res_unaligned_atomic",
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[BNXT_RE_RES_REM_INV_ERR].name = "res_rem_inv_err",
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[BNXT_RE_RES_MEM_ERROR].name = "res_mem_err",
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[BNXT_RE_RES_SRQ_ERR].name = "res_srq_err",
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[BNXT_RE_RES_CMP_ERR].name = "res_cmp_err",
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[BNXT_RE_RES_INVALID_DUP_RKEY].name = "res_invalid_dup_rkey",
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[BNXT_RE_RES_WQE_FORMAT_ERR].name = "res_wqe_format_err",
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[BNXT_RE_RES_CQ_LOAD_ERR].name = "res_cq_load_err",
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[BNXT_RE_RES_SRQ_LOAD_ERR].name = "res_srq_load_err",
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[BNXT_RE_RES_TX_PCI_ERR].name = "res_tx_pci_err",
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[BNXT_RE_RES_RX_PCI_ERR].name = "res_rx_pci_err",
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[BNXT_RE_OUT_OF_SEQ_ERR].name = "oos_drop_count",
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[BNXT_RE_TX_ATOMIC_REQ].name = "tx_atomic_req",
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[BNXT_RE_TX_READ_REQ].name = "tx_read_req",
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[BNXT_RE_TX_READ_RES].name = "tx_read_resp",
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[BNXT_RE_TX_WRITE_REQ].name = "tx_write_req",
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[BNXT_RE_TX_SEND_REQ].name = "tx_send_req",
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[BNXT_RE_RX_ATOMIC_REQ].name = "rx_atomic_req",
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[BNXT_RE_RX_READ_REQ].name = "rx_read_req",
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[BNXT_RE_RX_READ_RESP].name = "rx_read_resp",
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[BNXT_RE_RX_WRITE_REQ].name = "rx_write_req",
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[BNXT_RE_RX_SEND_REQ].name = "rx_send_req",
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[BNXT_RE_RX_ROCE_GOOD_PKTS].name = "rx_roce_good_pkts",
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[BNXT_RE_RX_ROCE_GOOD_BYTES].name = "rx_roce_good_bytes",
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[BNXT_RE_OOB].name = "rx_out_of_buffer"
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};
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static void bnxt_re_copy_ext_stats(struct bnxt_re_dev *rdev,
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struct rdma_hw_stats *stats,
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struct bnxt_qplib_ext_stat *s)
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{
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stats->value[BNXT_RE_TX_ATOMIC_REQ] = s->tx_atomic_req;
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stats->value[BNXT_RE_TX_READ_REQ] = s->tx_read_req;
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stats->value[BNXT_RE_TX_READ_RES] = s->tx_read_res;
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stats->value[BNXT_RE_TX_WRITE_REQ] = s->tx_write_req;
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stats->value[BNXT_RE_TX_SEND_REQ] = s->tx_send_req;
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stats->value[BNXT_RE_RX_ATOMIC_REQ] = s->rx_atomic_req;
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stats->value[BNXT_RE_RX_READ_REQ] = s->rx_read_req;
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stats->value[BNXT_RE_RX_READ_RESP] = s->rx_read_res;
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stats->value[BNXT_RE_RX_WRITE_REQ] = s->rx_write_req;
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stats->value[BNXT_RE_RX_SEND_REQ] = s->rx_send_req;
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stats->value[BNXT_RE_RX_ROCE_GOOD_PKTS] = s->rx_roce_good_pkts;
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stats->value[BNXT_RE_RX_ROCE_GOOD_BYTES] = s->rx_roce_good_bytes;
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stats->value[BNXT_RE_OOB] = s->rx_out_of_buffer;
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}
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static int bnxt_re_get_ext_stat(struct bnxt_re_dev *rdev,
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struct rdma_hw_stats *stats)
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{
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struct bnxt_qplib_ext_stat *estat = &rdev->stats.rstat.ext_stat;
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u32 fid;
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int rc;
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fid = PCI_FUNC(rdev->en_dev->pdev->devfn);
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rc = bnxt_qplib_qext_stat(&rdev->rcfw, fid, estat);
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if (rc)
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goto done;
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bnxt_re_copy_ext_stats(rdev, stats, estat);
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done:
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return rc;
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}
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static void bnxt_re_copy_err_stats(struct bnxt_re_dev *rdev,
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struct rdma_hw_stats *stats,
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struct bnxt_qplib_roce_stats *err_s)
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{
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stats->value[BNXT_RE_TO_RETRANSMITS] =
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err_s->to_retransmits;
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stats->value[BNXT_RE_SEQ_ERR_NAKS_RCVD] =
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err_s->seq_err_naks_rcvd;
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stats->value[BNXT_RE_MAX_RETRY_EXCEEDED] =
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err_s->max_retry_exceeded;
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stats->value[BNXT_RE_RNR_NAKS_RCVD] =
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err_s->rnr_naks_rcvd;
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stats->value[BNXT_RE_MISSING_RESP] =
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err_s->missing_resp;
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stats->value[BNXT_RE_UNRECOVERABLE_ERR] =
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err_s->unrecoverable_err;
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stats->value[BNXT_RE_BAD_RESP_ERR] =
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err_s->bad_resp_err;
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stats->value[BNXT_RE_LOCAL_QP_OP_ERR] =
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err_s->local_qp_op_err;
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stats->value[BNXT_RE_LOCAL_PROTECTION_ERR] =
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err_s->local_protection_err;
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stats->value[BNXT_RE_MEM_MGMT_OP_ERR] =
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err_s->mem_mgmt_op_err;
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stats->value[BNXT_RE_REMOTE_INVALID_REQ_ERR] =
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err_s->remote_invalid_req_err;
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stats->value[BNXT_RE_REMOTE_ACCESS_ERR] =
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err_s->remote_access_err;
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stats->value[BNXT_RE_REMOTE_OP_ERR] =
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err_s->remote_op_err;
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stats->value[BNXT_RE_DUP_REQ] =
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err_s->dup_req;
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stats->value[BNXT_RE_RES_EXCEED_MAX] =
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err_s->res_exceed_max;
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stats->value[BNXT_RE_RES_LENGTH_MISMATCH] =
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err_s->res_length_mismatch;
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stats->value[BNXT_RE_RES_EXCEEDS_WQE] =
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err_s->res_exceeds_wqe;
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stats->value[BNXT_RE_RES_OPCODE_ERR] =
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err_s->res_opcode_err;
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stats->value[BNXT_RE_RES_RX_INVALID_RKEY] =
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err_s->res_rx_invalid_rkey;
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stats->value[BNXT_RE_RES_RX_DOMAIN_ERR] =
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err_s->res_rx_domain_err;
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stats->value[BNXT_RE_RES_RX_NO_PERM] =
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err_s->res_rx_no_perm;
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stats->value[BNXT_RE_RES_RX_RANGE_ERR] =
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err_s->res_rx_range_err;
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stats->value[BNXT_RE_RES_TX_INVALID_RKEY] =
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err_s->res_tx_invalid_rkey;
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stats->value[BNXT_RE_RES_TX_DOMAIN_ERR] =
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err_s->res_tx_domain_err;
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stats->value[BNXT_RE_RES_TX_NO_PERM] =
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err_s->res_tx_no_perm;
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stats->value[BNXT_RE_RES_TX_RANGE_ERR] =
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err_s->res_tx_range_err;
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stats->value[BNXT_RE_RES_IRRQ_OFLOW] =
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err_s->res_irrq_oflow;
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stats->value[BNXT_RE_RES_UNSUP_OPCODE] =
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err_s->res_unsup_opcode;
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stats->value[BNXT_RE_RES_UNALIGNED_ATOMIC] =
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err_s->res_unaligned_atomic;
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stats->value[BNXT_RE_RES_REM_INV_ERR] =
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err_s->res_rem_inv_err;
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stats->value[BNXT_RE_RES_MEM_ERROR] =
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err_s->res_mem_error;
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stats->value[BNXT_RE_RES_SRQ_ERR] =
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err_s->res_srq_err;
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stats->value[BNXT_RE_RES_CMP_ERR] =
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err_s->res_cmp_err;
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stats->value[BNXT_RE_RES_INVALID_DUP_RKEY] =
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err_s->res_invalid_dup_rkey;
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stats->value[BNXT_RE_RES_WQE_FORMAT_ERR] =
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err_s->res_wqe_format_err;
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stats->value[BNXT_RE_RES_CQ_LOAD_ERR] =
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err_s->res_cq_load_err;
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stats->value[BNXT_RE_RES_SRQ_LOAD_ERR] =
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err_s->res_srq_load_err;
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stats->value[BNXT_RE_RES_TX_PCI_ERR] =
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err_s->res_tx_pci_err;
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stats->value[BNXT_RE_RES_RX_PCI_ERR] =
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err_s->res_rx_pci_err;
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stats->value[BNXT_RE_OUT_OF_SEQ_ERR] =
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err_s->res_oos_drop_count;
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}
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int bnxt_re_ib_get_hw_stats(struct ib_device *ibdev,
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struct rdma_hw_stats *stats,
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u32 port, int index)
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{
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struct bnxt_re_dev *rdev = to_bnxt_re_dev(ibdev, ibdev);
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struct ctx_hw_stats *hw_stats = NULL;
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struct bnxt_qplib_roce_stats *err_s = NULL;
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int rc = 0;
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hw_stats = rdev->qplib_ctx.stats.dma;
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if (!port || !stats)
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return -EINVAL;
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stats->value[BNXT_RE_ACTIVE_QP] = atomic_read(&rdev->qp_count);
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stats->value[BNXT_RE_ACTIVE_SRQ] = atomic_read(&rdev->srq_count);
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stats->value[BNXT_RE_ACTIVE_CQ] = atomic_read(&rdev->cq_count);
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stats->value[BNXT_RE_ACTIVE_MR] = atomic_read(&rdev->mr_count);
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stats->value[BNXT_RE_ACTIVE_MW] = atomic_read(&rdev->mw_count);
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stats->value[BNXT_RE_ACTIVE_PD] = atomic_read(&rdev->pd_count);
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stats->value[BNXT_RE_ACTIVE_AH] = atomic_read(&rdev->ah_count);
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if (hw_stats) {
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stats->value[BNXT_RE_RECOVERABLE_ERRORS] =
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le64_to_cpu(hw_stats->tx_bcast_pkts);
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stats->value[BNXT_RE_RX_ERRORS] =
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le64_to_cpu(hw_stats->rx_error_pkts);
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stats->value[BNXT_RE_RX_DISCARDS] =
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le64_to_cpu(hw_stats->rx_discard_pkts);
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stats->value[BNXT_RE_RX_PKTS] =
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le64_to_cpu(hw_stats->rx_ucast_pkts);
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stats->value[BNXT_RE_RX_BYTES] =
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le64_to_cpu(hw_stats->rx_ucast_bytes);
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stats->value[BNXT_RE_TX_PKTS] =
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le64_to_cpu(hw_stats->tx_ucast_pkts);
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stats->value[BNXT_RE_TX_BYTES] =
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le64_to_cpu(hw_stats->tx_ucast_bytes);
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}
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err_s = &rdev->stats.rstat.errs;
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if (test_bit(BNXT_RE_FLAG_ISSUE_ROCE_STATS, &rdev->flags)) {
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rc = bnxt_qplib_get_roce_stats(&rdev->rcfw, err_s);
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if (rc) {
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clear_bit(BNXT_RE_FLAG_ISSUE_ROCE_STATS,
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&rdev->flags);
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goto done;
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}
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if (_is_ext_stats_supported(rdev->dev_attr.dev_cap_flags) &&
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!rdev->is_virtfn) {
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rc = bnxt_re_get_ext_stat(rdev, stats);
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if (rc) {
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clear_bit(BNXT_RE_FLAG_ISSUE_ROCE_STATS,
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&rdev->flags);
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goto done;
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}
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}
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bnxt_re_copy_err_stats(rdev, stats, err_s);
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}
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done:
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return bnxt_qplib_is_chip_gen_p5(rdev->chip_ctx) ?
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BNXT_RE_NUM_EXT_COUNTERS : BNXT_RE_NUM_STD_COUNTERS;
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}
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struct rdma_hw_stats *bnxt_re_ib_alloc_hw_port_stats(struct ib_device *ibdev,
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u32 port_num)
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{
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struct bnxt_re_dev *rdev = to_bnxt_re_dev(ibdev, ibdev);
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int num_counters = 0;
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if (bnxt_qplib_is_chip_gen_p5(rdev->chip_ctx))
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num_counters = BNXT_RE_NUM_EXT_COUNTERS;
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else
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num_counters = BNXT_RE_NUM_STD_COUNTERS;
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return rdma_alloc_hw_stats_struct(bnxt_re_stat_descs, num_counters,
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RDMA_HW_STATS_DEFAULT_LIFESPAN);
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}
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