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authorMichael Chan <michael.chan@broadcom.com>2020-10-04 15:22:59 -0400
committerDavid S. Miller <davem@davemloft.net>2020-10-04 14:41:05 -0700
commit8a27d4b9e54cdc9e3f45d3d11b0c898e92dace39 (patch)
treec5c7454c1e89ddad1758a357c858dc6b04185397 /drivers
parent8fbf58e17dce8f250dda9ad6b0a49b3041f0af14 (diff)
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: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt.c14
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt.h1
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c1
3 files changed, 12 insertions, 4 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 31877fb4ddd9..084588436b66 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -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;
+
+ 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);
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);
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
index e940a242d958..7d0e6022dc19 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
@@ -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;
};
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
index 19b8e3e822f1..52b4ea6ef8c9 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
@@ -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",
};