diff mbox series

[1/3] net: hns3: add rx multicast packets statistic

Message ID 20201008053236.12398-1-ike.pan@canonical.com
State New
Headers show
Series hns3: add hns3_gro_complete for HW GRO process | expand

Commit Message

Ike Panhc Oct. 8, 2020, 5:32 a.m. UTC 
From: Jian Shen <shenjian15@huawei.com>

BugLink: https://launchpad.net/bugs/1893711

This patch adds rx multicast packets statistic for each ring.

Signed-off-by: Jian Shen <shenjian15@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
(cherry picked from commit c376fa1aae6328beb5551e92fa84f4441fdde399)
Signed-off-by: Ike Panhc <ike.pan@canonical.com>
---
 drivers/net/ethernet/hisilicon/hns3/hns3_enet.c    | 6 ++++++
 drivers/net/ethernet/hisilicon/hns3/hns3_enet.h    | 8 ++++++++
 drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c | 1 +
 3 files changed, 15 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
index 06d63d45e499..ee3ac4f946ef 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
@@ -2590,6 +2590,7 @@  static int hns3_handle_rx_bd(struct hns3_enet_ring *ring,
 			     struct sk_buff **out_skb)
 {
 	struct net_device *netdev = ring->tqp->handle->kinfo.netdev;
+	enum hns3_pkt_l2t_type l2_frame_type;
 	struct sk_buff *skb = ring->skb;
 	struct hns3_desc_cb *desc_cb;
 	struct hns3_desc *desc;
@@ -2698,7 +2699,12 @@  static int hns3_handle_rx_bd(struct hns3_enet_ring *ring,
 		return -EFAULT;
 	}
 
+	l2_frame_type = hnae3_get_field(l234info, HNS3_RXD_DMAC_M,
+					HNS3_RXD_DMAC_S);
 	u64_stats_update_begin(&ring->syncp);
+	if (l2_frame_type == HNS3_L2_TYPE_MULTICAST)
+		ring->stats.rx_multicast++;
+
 	ring->stats.rx_pkts++;
 	ring->stats.rx_bytes += skb->len;
 	u64_stats_update_end(&ring->syncp);
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h
index 7104c9a12843..ab99fe02a1c6 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h
@@ -205,6 +205,13 @@  enum hns3_nic_state {
 
 #define HNS3_RING_EN_B				0
 
+enum hns3_pkt_l2t_type {
+	HNS3_L2_TYPE_UNICAST,
+	HNS3_L2_TYPE_MULTICAST,
+	HNS3_L2_TYPE_BROADCAST,
+	HNS3_L2_TYPE_INVALID,
+};
+
 enum hns3_pkt_l3t_type {
 	HNS3_L3T_NONE,
 	HNS3_L3T_IPV6,
@@ -380,6 +387,7 @@  struct ring_stats {
 			u64 err_bd_num;
 			u64 l2_err;
 			u64 l3l4_csum_err;
+			u64 rx_multicast;
 		};
 	};
 };
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
index c8e3c7462105..17c72e63e35d 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
@@ -48,6 +48,7 @@  static const struct hns3_stats hns3_rxq_stats[] = {
 	HNS3_TQP_STAT("err_bd_num", err_bd_num),
 	HNS3_TQP_STAT("l2_err", l2_err),
 	HNS3_TQP_STAT("l3l4_csum_err", l3l4_csum_err),
+	HNS3_TQP_STAT("multicast", rx_multicast),
 };
 
 #define HNS3_RXQ_STATS_COUNT ARRAY_SIZE(hns3_rxq_stats)