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// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
/*
* Copyright (c) 2017 Mellanox Technologies Ltd. All rights reserved.
*/
#include "rxe.h"
#include "rxe_hw_counters.h"
static const char * const rxe_counter_name[] = {
[RXE_CNT_SENT_PKTS] = "sent_pkts",
[RXE_CNT_RCVD_PKTS] = "rcvd_pkts",
[RXE_CNT_DUP_REQ] = "duplicate_request",
[RXE_CNT_OUT_OF_SEQ_REQ] = "out_of_seq_request",
[RXE_CNT_RCV_RNR] = "rcvd_rnr_err",
[RXE_CNT_SND_RNR] = "send_rnr_err",
[RXE_CNT_RCV_SEQ_ERR] = "rcvd_seq_err",
[RXE_CNT_COMPLETER_SCHED] = "ack_deferred",
[RXE_CNT_RETRY_EXCEEDED] = "retry_exceeded_err",
[RXE_CNT_RNR_RETRY_EXCEEDED] = "retry_rnr_exceeded_err",
[RXE_CNT_COMP_RETRY] = "completer_retry_err",
[RXE_CNT_SEND_ERR] = "send_err",
[RXE_CNT_LINK_DOWNED] = "link_downed",
[RXE_CNT_RDMA_SEND] = "rdma_sends",
[RXE_CNT_RDMA_RECV] = "rdma_recvs",
};
int rxe_ib_get_hw_stats(struct ib_device *ibdev,
struct rdma_hw_stats *stats,
u32 port, int index)
{
struct rxe_dev *dev = to_rdev(ibdev);
unsigned int cnt;
if (!port || !stats)
return -EINVAL;
for (cnt = 0; cnt < ARRAY_SIZE(rxe_counter_name); cnt++)
stats->value[cnt] = atomic64_read(&dev->stats_counters[cnt]);
return ARRAY_SIZE(rxe_counter_name);
}
struct rdma_hw_stats *rxe_ib_alloc_hw_port_stats(struct ib_device *ibdev,
u32 port_num)
{
BUILD_BUG_ON(ARRAY_SIZE(rxe_counter_name) != RXE_NUM_OF_COUNTERS);
return rdma_alloc_hw_stats_struct(rxe_counter_name,
ARRAY_SIZE(rxe_counter_name),
RDMA_HW_STATS_DEFAULT_LIFESPAN);
}
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