[net-next] ice: expose non_eop_descs to ethtool

From: Jon Maxwell
Date: Mon Dec 16 2024 - 18:49:41 EST


The ixgbe driver exposes non_eop_descs to ethtool. Do the same for ice.

With this patch:

ethtool -S ens2f0np0 | grep non_eop_descs
non_eop_descs: 956719320

Signed-off-by: Jon Maxwell <jmaxwell37@xxxxxxxxx>
---
drivers/net/ethernet/intel/ice/ice.h | 1 +
drivers/net/ethernet/intel/ice/ice_ethtool.c | 1 +
drivers/net/ethernet/intel/ice/ice_main.c | 2 ++
3 files changed, 4 insertions(+)

diff --git a/drivers/net/ethernet/intel/ice/ice.h b/drivers/net/ethernet/intel/ice/ice.h
index 2f5d6f974185..8ff94400864e 100644
--- a/drivers/net/ethernet/intel/ice/ice.h
+++ b/drivers/net/ethernet/intel/ice/ice.h
@@ -345,6 +345,7 @@ struct ice_vsi {
u32 rx_buf_failed;
u32 rx_page_failed;
u16 num_q_vectors;
+ u64 non_eop_descs;
/* tell if only dynamic irq allocation is allowed */
bool irq_dyn_alloc;

diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c b/drivers/net/ethernet/intel/ice/ice_ethtool.c
index 3072634bf049..e85b664fa647 100644
--- a/drivers/net/ethernet/intel/ice/ice_ethtool.c
+++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c
@@ -65,6 +65,7 @@ static const struct ice_stats ice_gstrings_vsi_stats[] = {
ICE_VSI_STAT("tx_linearize", tx_linearize),
ICE_VSI_STAT("tx_busy", tx_busy),
ICE_VSI_STAT("tx_restart", tx_restart),
+ ICE_VSI_STAT("non_eop_descs", non_eop_descs),
};

enum ice_ethtool_test_id {
diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c
index 0ab35607e5d5..948c38c0770b 100644
--- a/drivers/net/ethernet/intel/ice/ice_main.c
+++ b/drivers/net/ethernet/intel/ice/ice_main.c
@@ -6896,6 +6896,7 @@ static void ice_update_vsi_ring_stats(struct ice_vsi *vsi)
vsi->tx_linearize = 0;
vsi->rx_buf_failed = 0;
vsi->rx_page_failed = 0;
+ vsi->non_eop_descs = 0;

rcu_read_lock();

@@ -6916,6 +6917,7 @@ static void ice_update_vsi_ring_stats(struct ice_vsi *vsi)
vsi_stats->rx_bytes += bytes;
vsi->rx_buf_failed += ring_stats->rx_stats.alloc_buf_failed;
vsi->rx_page_failed += ring_stats->rx_stats.alloc_page_failed;
+ vsi->non_eop_descs += ring_stats->rx_stats.non_eop_descs;
}

/* update XDP Tx rings counters */
--
2.47.1