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path: root/drivers/net/bnxt/bnxt_stats.c
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/*-
 *   BSD LICENSE
 *
 *   Copyright(c) Broadcom Limited.
 *   All rights reserved.
 *
 *   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.
 *     * Neither the name of Broadcom Corporation nor the names of its
 *       contributors may be used to endorse or promote products derived
 *       from this software without specific prior written permission.
 *
 *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT
 *   OWNER 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.
 */

#include <inttypes.h>

#include <rte_byteorder.h>

#include "bnxt.h"
#include "bnxt_cpr.h"
#include "bnxt_hwrm.h"
#include "bnxt_rxq.h"
#include "bnxt_stats.h"
#include "bnxt_txq.h"
#include "hsi_struct_def_dpdk.h"

/*
 * Statistics functions
 */

void bnxt_free_stats(struct bnxt *bp)
{
	int i;

	for (i = 0; i < (int)bp->tx_cp_nr_rings; i++) {
		struct bnxt_tx_queue *txq = bp->tx_queues[i];

		bnxt_free_txq_stats(txq);
	}
	for (i = 0; i < (int)bp->rx_cp_nr_rings; i++) {
		struct bnxt_rx_queue *rxq = bp->rx_queues[i];

		bnxt_free_rxq_stats(rxq);
	}
}

void bnxt_stats_get_op(struct rte_eth_dev *eth_dev,
			   struct rte_eth_stats *bnxt_stats)
{
	unsigned int i;
	struct bnxt *bp = eth_dev->data->dev_private;

	memset(bnxt_stats, 0, sizeof(*bnxt_stats));

	for (i = 0; i < bp->rx_cp_nr_rings; i++) {
		struct bnxt_rx_queue *rxq = bp->rx_queues[i];
		struct bnxt_cp_ring_info *cpr = rxq->cp_ring;
		struct ctx_hw_stats64 *hw_stats =
		    (struct ctx_hw_stats64 *)cpr->hw_stats;

		bnxt_stats->q_ipackets[i] +=
		    rte_le_to_cpu_64(hw_stats->rx_ucast_pkts);
		bnxt_stats->q_ipackets[i] +=
		    rte_le_to_cpu_64(hw_stats->rx_mcast_pkts);
		bnxt_stats->q_ipackets[i] +=
		    rte_le_to_cpu_64(hw_stats->rx_bcast_pkts);

		bnxt_stats->q_ibytes[i] +=
		    rte_le_to_cpu_64(hw_stats->rx_ucast_bytes);
		bnxt_stats->q_ibytes[i] +=
		    rte_le_to_cpu_64(hw_stats->rx_mcast_bytes);
		bnxt_stats->q_ibytes[i] +=
		    rte_le_to_cpu_64(hw_stats->rx_bcast_bytes);

		/*
		 * TBD: No clear mapping to this... we don't seem
		 * to have a stat specifically for dropped due to
		 * insufficient mbufs.
		 */
		bnxt_stats->q_errors[i] = 0;

		/* These get replaced once the *_QSTATS commands work */
		bnxt_stats->ipackets += bnxt_stats->q_ipackets[i];
		bnxt_stats->ibytes += bnxt_stats->q_ibytes[i];
		bnxt_stats->imissed += bnxt_stats->q_errors[i];
		bnxt_stats->ierrors +=
				rte_le_to_cpu_64(hw_stats->rx_discard_pkts);
	}

	for (i = 0; i < bp->tx_cp_nr_rings; i++) {
		struct bnxt_tx_queue *txq = bp->tx_queues[i];
		struct bnxt_cp_ring_info *cpr = txq->cp_ring;
		struct ctx_hw_stats64 *hw_stats =
		    (struct ctx_hw_stats64 *)cpr->hw_stats;

		bnxt_stats->q_opackets[i] +=
		    rte_le_to_cpu_64(hw_stats->tx_ucast_pkts);
		bnxt_stats->q_opackets[i] +=
		    rte_le_to_cpu_64(hw_stats->tx_mcast_pkts);
		bnxt_stats->q_opackets[i] +=
		    rte_le_to_cpu_64(hw_stats->tx_bcast_pkts);

		bnxt_stats->q_obytes[i] +=
		    rte_le_to_cpu_64(hw_stats->tx_ucast_bytes);
		bnxt_stats->q_obytes[i] +=
		    rte_le_to_cpu_64(hw_stats->tx_mcast_bytes);
		bnxt_stats->q_obytes[i] +=
		    rte_le_to_cpu_64(hw_stats->tx_bcast_bytes);

		/* These get replaced once the *_QSTATS commands work */
		bnxt_stats->opackets += bnxt_stats->q_opackets[i];
		bnxt_stats->obytes +=  bnxt_stats->q_obytes[i];
		bnxt_stats->oerrors += rte_le_to_cpu_64(hw_stats->tx_drop_pkts);
		bnxt_stats->oerrors += rte_le_to_cpu_64(hw_stats->tx_discard_pkts);
	}
}

void bnxt_stats_reset_op(struct rte_eth_dev *eth_dev)
{
	struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;

	bnxt_clear_all_hwrm_stat_ctxs(bp);
}