Commit 8a27d4b9 authored by Michael Chan's avatar Michael Chan Committed by David S. Miller
Browse files

bnxt_en: Add a software counter for RX ring reset. 



Add a per ring rx_resets counter to count these RX resets.

Signed-off-by: default avatarMichael Chan <michael.chan@broadcom.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 8fbf58e1

drivers/net/ethernet/broadcom/bnxt/bnxt.c

+10 −4
Original line number Original line Diff line number Diff line
@@ -8770,14 +8770,19 @@ static void bnxt_enable_napi(struct bnxt *bp) 
	int i;

	int i;





	for (i = 0; i < bp->cp_nr_rings; i++) {

	for (i = 0; i < bp->cp_nr_rings; i++) {

		struct bnxt_cp_ring_info *cpr = &bp->bnapi[i]->cp_ring;

		struct bnxt_napi *bnapi = bp->bnapi[i];

		bp->bnapi[i]->in_reset = false;

		struct bnxt_cp_ring_info *cpr;



		cpr = &bnapi->cp_ring;

		if (bnapi->in_reset)

			cpr->sw_stats.rx.rx_resets++;

		bnapi->in_reset = false;





		if (bp->bnapi[i]->rx_ring) {

		if (bnapi->rx_ring) {

			INIT_WORK(&cpr->dim.work, bnxt_dim_work);

			INIT_WORK(&cpr->dim.work, bnxt_dim_work);

			cpr->dim.mode = DIM_CQ_PERIOD_MODE_START_FROM_EQE;

			cpr->dim.mode = DIM_CQ_PERIOD_MODE_START_FROM_EQE;

		}

		}

		napi_enable(&bp->bnapi[i]->napi);

		napi_enable(&bnapi->napi);

	}

	}

}

}
@@ -10704,6 +10709,7 @@ static void bnxt_rx_ring_reset(struct bnxt *bp) 
		rxr->bnapi->in_reset = false;

		rxr->bnapi->in_reset = false;

		bnxt_alloc_one_rx_ring(bp, i);

		bnxt_alloc_one_rx_ring(bp, i);

		cpr = &rxr->bnapi->cp_ring;

		cpr = &rxr->bnapi->cp_ring;

		cpr->sw_stats.rx.rx_resets++;

		if (bp->flags & BNXT_FLAG_AGG_RINGS)

		if (bp->flags & BNXT_FLAG_AGG_RINGS)

			bnxt_db_write(bp, &rxr->rx_agg_db, rxr->rx_agg_prod);

			bnxt_db_write(bp, &rxr->rx_agg_db, rxr->rx_agg_prod);

		bnxt_db_write(bp, &rxr->rx_db, rxr->rx_prod);

		bnxt_db_write(bp, &rxr->rx_db, rxr->rx_prod);

drivers/net/ethernet/broadcom/bnxt/bnxt.h

+1 −0
Original line number Original line Diff line number Diff line
@@ -907,6 +907,7 @@ struct bnxt_rx_ring_info { 




struct bnxt_rx_sw_stats {

struct bnxt_rx_sw_stats {

	u64			rx_l4_csum_errors;

	u64			rx_l4_csum_errors;

	u64			rx_resets;

	u64			rx_buf_errors;

	u64			rx_buf_errors;

};

};

drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -178,6 +178,7 @@ static const char * const bnxt_ring_tpa2_stats_str[] = { 




static const char * const bnxt_rx_sw_stats_str[] = {

static const char * const bnxt_rx_sw_stats_str[] = {

	"rx_l4_csum_errors",

	"rx_l4_csum_errors",

	"rx_resets",

	"rx_buf_errors",

	"rx_buf_errors",

};

};