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bnxt_en: Add a software counter for RX ring reset.

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

Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Michael Chan 2020-10-04 15:22:59 -04:00 committed by David S. Miller
parent 8fbf58e17d
commit 8a27d4b9e5
3 changed files with 12 additions and 4 deletions
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14
drivers/net/ethernet/broadcom/bnxt/bnxt.c
View file

@ -8770,14 +8770,19 @@ static void bnxt_enable_napi(struct bnxt *bp)
int i;
for (i = 0; i < bp->cp_nr_rings; i++) {
struct bnxt_cp_ring_info *cpr = &bp->bnapi[i]->cp_ring;
bp->bnapi[i]->in_reset = false;
struct bnxt_napi *bnapi = bp->bnapi[i];
struct bnxt_cp_ring_info *cpr;
if (bp->bnapi[i]->rx_ring) {
cpr = &bnapi->cp_ring;
if (bnapi->in_reset)
cpr->sw_stats.rx.rx_resets++;
bnapi->in_reset = false;
if (bnapi->rx_ring) {
INIT_WORK(&cpr->dim.work, bnxt_dim_work);
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;
bnxt_alloc_one_rx_ring(bp, i);
cpr = &rxr->bnapi->cp_ring;
cpr->sw_stats.rx.rx_resets++;
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_db, rxr->rx_prod);

1
drivers/net/ethernet/broadcom/bnxt/bnxt.h
View file

@ -907,6 +907,7 @@ struct bnxt_rx_ring_info {
struct bnxt_rx_sw_stats {
u64 rx_l4_csum_errors;
u64 rx_resets;
u64 rx_buf_errors;
};

1
drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
View file

@ -178,6 +178,7 @@ static const char * const bnxt_ring_tpa2_stats_str[] = {
static const char * const bnxt_rx_sw_stats_str[] = {
"rx_l4_csum_errors",
"rx_resets",
"rx_buf_errors",
};