[net PATCH v2] octeontx2-af: mcs: Fix unsupported secy stats read
From: Subbaraya Sundeep
Date: Tue Jun 16 2026 - 15:06:45 EST
From: Geetha sowjanya <gakula@xxxxxxxxxxx>
Secy control stats counter doesn't exist for CNF10KB platform.
Skip reading this respective register for CNF10KB silicon while
fetching secy stats.
Fixes: 9312150af8da ("octeontx2-af: cn10k: mcs: Support for stats collection")
Signed-off-by: Geetha sowjanya <gakula@xxxxxxxxxxx>
Signed-off-by: Subbaraya Sundeep <sbhatta@xxxxxxxxxxx>
---
v2 changes:
Fixed AI review by modifying debugfs also NOT to access
Secy control stats counter
drivers/net/ethernet/marvell/octeontx2/af/mcs.c | 6 +++---
drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c | 3 ++-
2 files changed, 5 insertions(+), 4 deletions(-)
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/mcs.c b/drivers/net/ethernet/marvell/octeontx2/af/mcs.c
index c1775bd01c2b..a07e0b3d8d00 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/mcs.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/mcs.c
@@ -120,13 +120,13 @@ void mcs_get_rx_secy_stats(struct mcs *mcs, struct mcs_secy_stats *stats, int id
reg = MCSX_CSE_RX_MEM_SLAVE_INPKTSSECYUNTAGGEDX(id);
stats->pkt_untaged_cnt = mcs_reg_read(mcs, reg);
- reg = MCSX_CSE_RX_MEM_SLAVE_INPKTSSECYCTLX(id);
- stats->pkt_ctl_cnt = mcs_reg_read(mcs, reg);
-
if (mcs->hw->mcs_blks > 1) {
reg = MCSX_CSE_RX_MEM_SLAVE_INPKTSSECYNOTAGX(id);
stats->pkt_notag_cnt = mcs_reg_read(mcs, reg);
+ return;
}
+ reg = MCSX_CSE_RX_MEM_SLAVE_INPKTSSECYCTLX(id);
+ stats->pkt_ctl_cnt = mcs_reg_read(mcs, reg);
}
void mcs_get_flowid_stats(struct mcs *mcs, struct mcs_flowid_stats *stats,
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c
index fa461489acdd..ca2704b188a5 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c
@@ -482,10 +482,11 @@ static int rvu_dbg_mcs_rx_secy_stats_display(struct seq_file *filp, void *unused
seq_printf(filp, "secy%d: Tagged ctrl pkts: %lld\n", secy_id,
stats.pkt_tagged_ctl_cnt);
seq_printf(filp, "secy%d: Untaged pkts: %lld\n", secy_id, stats.pkt_untaged_cnt);
- seq_printf(filp, "secy%d: Ctrl pkts: %lld\n", secy_id, stats.pkt_ctl_cnt);
if (mcs->hw->mcs_blks > 1)
seq_printf(filp, "secy%d: pkts notag: %lld\n", secy_id,
stats.pkt_notag_cnt);
+ else
+ seq_printf(filp, "secy%d: Ctrl pkts: %lld\n", secy_id, stats.pkt_ctl_cnt);
}
mutex_unlock(&mcs->stats_lock);
return 0;
--
2.48.1