From: Somnath Kotur Date: Wed, 2 Aug 2017 08:46:19 +0000 (-0700) Subject: RDMA/bnxt_re: Implement the alloc/get_hw_stats callback X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=225937d6ccff3ba49b7065672ce35f21465aaeb9;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git RDMA/bnxt_re: Implement the alloc/get_hw_stats callback Expose HW counters using the get_hw_stats callback Signed-off-by: Somnath Kotur Signed-off-by: Selvin Xavier Reviewed-by: Leon Romanovsky Signed-off-by: Doug Ledford --- diff --git a/drivers/infiniband/hw/bnxt_re/Makefile b/drivers/infiniband/hw/bnxt_re/Makefile index 036f84efbc73..afbaa0e20670 100644 --- a/drivers/infiniband/hw/bnxt_re/Makefile +++ b/drivers/infiniband/hw/bnxt_re/Makefile @@ -3,4 +3,4 @@ ccflags-y := -Idrivers/net/ethernet/broadcom/bnxt obj-$(CONFIG_INFINIBAND_BNXT_RE) += bnxt_re.o bnxt_re-y := main.o ib_verbs.o \ qplib_res.o qplib_rcfw.o \ - qplib_sp.o qplib_fp.o + qplib_sp.o qplib_fp.o hw_counters.o diff --git a/drivers/infiniband/hw/bnxt_re/hw_counters.c b/drivers/infiniband/hw/bnxt_re/hw_counters.c new file mode 100644 index 000000000000..7b28219eba46 --- /dev/null +++ b/drivers/infiniband/hw/bnxt_re/hw_counters.c @@ -0,0 +1,114 @@ +/* + * 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 +#include +#include +#include +#include +#include +#include +#include + +#include + +#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" +}; + +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; + + 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_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); + } + 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); +} diff --git a/drivers/infiniband/hw/bnxt_re/hw_counters.h b/drivers/infiniband/hw/bnxt_re/hw_counters.h new file mode 100644 index 000000000000..be0dc0093b58 --- /dev/null +++ b/drivers/infiniband/hw/bnxt_re/hw_counters.h @@ -0,0 +1,62 @@ +/* + * 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 (header) + * + */ + +#ifndef __BNXT_RE_HW_STATS_H__ +#define __BNXT_RE_HW_STATS_H__ + +enum bnxt_re_hw_stats { + BNXT_RE_ACTIVE_QP, + BNXT_RE_ACTIVE_SRQ, + BNXT_RE_ACTIVE_CQ, + BNXT_RE_ACTIVE_MR, + BNXT_RE_ACTIVE_MW, + BNXT_RE_RX_PKTS, + BNXT_RE_RX_BYTES, + BNXT_RE_TX_PKTS, + BNXT_RE_TX_BYTES, + BNXT_RE_RECOVERABLE_ERRORS, + BNXT_RE_NUM_COUNTERS +}; + +struct rdma_hw_stats *bnxt_re_ib_alloc_hw_stats(struct ib_device *ibdev, + u8 port_num); +int bnxt_re_ib_get_hw_stats(struct ib_device *ibdev, + struct rdma_hw_stats *stats, + u8 port, int index); +#endif /* __BNXT_RE_HW_STATS_H__ */ diff --git a/drivers/infiniband/hw/bnxt_re/main.c b/drivers/infiniband/hw/bnxt_re/main.c index 5b78d8fc28dc..82d1cbc27aee 100644 --- a/drivers/infiniband/hw/bnxt_re/main.c +++ b/drivers/infiniband/hw/bnxt_re/main.c @@ -64,6 +64,8 @@ #include "ib_verbs.h" #include #include "bnxt.h" +#include "hw_counters.h" + static char version[] = BNXT_RE_DESC " v" ROCE_DRV_MODULE_VERSION "\n"; @@ -513,6 +515,8 @@ static int bnxt_re_register_ib(struct bnxt_re_dev *rdev) ibdev->alloc_ucontext = bnxt_re_alloc_ucontext; ibdev->dealloc_ucontext = bnxt_re_dealloc_ucontext; ibdev->mmap = bnxt_re_mmap; + ibdev->get_hw_stats = bnxt_re_ib_get_hw_stats; + ibdev->alloc_hw_stats = bnxt_re_ib_alloc_hw_stats; return ib_register_device(ibdev, NULL); }