From 615466ce415a8a94d3c2cbd5ac35aa29bd189ebe Mon Sep 17 00:00:00 2001 From: Yufeng Mo Date: Fri, 9 Aug 2019 10:31:16 +0800 Subject: [PATCH] net: hns3: refine MAC pause statistics querying function This patch refines the interface for querying MAC pause statistics, and adds structure hns3_mac_stats to keep the count of TX & RX. Signed-off-by: Yufeng Mo Reviewed-by: Peng Li Signed-off-by: Huazhong Tan Signed-off-by: David S. Miller --- drivers/net/ethernet/hisilicon/hns3/hnae3.h | 11 +++++++++-- drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | 11 ++++------- .../net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c | 12 +++++++----- 3 files changed, 20 insertions(+), 14 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.h b/drivers/net/ethernet/hisilicon/hns3/hnae3.h index a4624db3b5d5..43740ee9d8d8 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hnae3.h +++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.h @@ -91,6 +91,11 @@ struct hnae3_queue { u16 rx_desc_num;/* total number of rx desc */ }; +struct hns3_mac_stats { + u64 tx_pause_cnt; + u64 rx_pause_cnt; +}; + /*hnae3 loop mode*/ enum hnae3_loop { HNAE3_LOOP_APP, @@ -298,6 +303,8 @@ struct hnae3_ae_dev { * Remove multicast address from mac table * update_stats() * Update Old network device statistics + * get_mac_stats() + * get mac pause statistics including tx_cnt and rx_cnt * get_ethtool_stats() * Get ethtool network device statistics * get_strings() @@ -426,8 +433,8 @@ struct hnae3_ae_ops { void (*update_stats)(struct hnae3_handle *handle, struct net_device_stats *net_stats); void (*get_stats)(struct hnae3_handle *handle, u64 *data); - void (*get_mac_pause_stats)(struct hnae3_handle *handle, u64 *tx_cnt, - u64 *rx_cnt); + void (*get_mac_stats)(struct hnae3_handle *handle, + struct hns3_mac_stats *mac_stats); void (*get_strings)(struct hnae3_handle *handle, u32 stringset, u8 *data); int (*get_sset_count)(struct hnae3_handle *handle, int stringset); diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c index df08f9ec0601..1750f80341e7 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c @@ -1726,15 +1726,12 @@ static bool hns3_get_tx_timeo_queue_info(struct net_device *ndev) /* When mac received many pause frames continuous, it's unable to send * packets, which may cause tx timeout */ - if (h->ae_algo->ops->update_stats && - h->ae_algo->ops->get_mac_pause_stats) { - u64 tx_pause_cnt, rx_pause_cnt; + if (h->ae_algo->ops->get_mac_stats) { + struct hns3_mac_stats mac_stats; - h->ae_algo->ops->update_stats(h, &ndev->stats); - h->ae_algo->ops->get_mac_pause_stats(h, &tx_pause_cnt, - &rx_pause_cnt); + h->ae_algo->ops->get_mac_stats(h, &mac_stats); netdev_info(ndev, "tx_pause_cnt: %llu, rx_pause_cnt: %llu\n", - tx_pause_cnt, rx_pause_cnt); + mac_stats.tx_pause_cnt, mac_stats.rx_pause_cnt); } hw_head = readl_relaxed(tx_ring->tqp->io_base + diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index 7d7ab9e66383..13152753c75d 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -750,14 +750,16 @@ static void hclge_get_stats(struct hnae3_handle *handle, u64 *data) p = hclge_tqps_get_stats(handle, p); } -static void hclge_get_mac_pause_stat(struct hnae3_handle *handle, u64 *tx_cnt, - u64 *rx_cnt) +static void hclge_get_mac_stat(struct hnae3_handle *handle, + struct hns3_mac_stats *mac_stats) { struct hclge_vport *vport = hclge_get_vport(handle); struct hclge_dev *hdev = vport->back; - *tx_cnt = hdev->hw_stats.mac_stats.mac_tx_mac_pause_num; - *rx_cnt = hdev->hw_stats.mac_stats.mac_rx_mac_pause_num; + hclge_update_stats(handle, NULL); + + mac_stats->tx_pause_cnt = hdev->hw_stats.mac_stats.mac_tx_mac_pause_num; + mac_stats->rx_pause_cnt = hdev->hw_stats.mac_stats.mac_rx_mac_pause_num; } static int hclge_parse_func_status(struct hclge_dev *hdev, @@ -9798,7 +9800,7 @@ static const struct hnae3_ae_ops hclge_ops = { .set_mtu = hclge_set_mtu, .reset_queue = hclge_reset_tqp, .get_stats = hclge_get_stats, - .get_mac_pause_stats = hclge_get_mac_pause_stat, + .get_mac_stats = hclge_get_mac_stat, .update_stats = hclge_update_stats, .get_strings = hclge_get_strings, .get_sset_count = hclge_get_sset_count, -- 2.30.2