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-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hnae3.h3
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3_enet.c63
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3_enet.h4
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c11
4 files changed, 72 insertions, 9 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.h b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
index 681c1752c1e3..8fe2c8fa7115 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hnae3.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
@@ -392,7 +392,8 @@ 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_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 652b19d16834..4c96f94d4502 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
@@ -1628,9 +1628,15 @@ static int hns3_nic_change_mtu(struct net_device *netdev, int new_mtu)
static bool hns3_get_tx_timeo_queue_info(struct net_device *ndev)
{
struct hns3_nic_priv *priv = netdev_priv(ndev);
+ struct hnae3_handle *h = hns3_get_handle(ndev);
struct hns3_enet_ring *tx_ring = NULL;
+ struct napi_struct *napi;
int timeout_queue = 0;
int hw_head, hw_tail;
+ int fbd_num, fbd_oft;
+ int ebd_num, ebd_oft;
+ int bd_num, bd_err;
+ int ring_en, tc;
int i;
/* Find the stopped queue the same way the stack does */
@@ -1658,20 +1664,63 @@ static bool hns3_get_tx_timeo_queue_info(struct net_device *ndev)
priv->tx_timeout_count++;
tx_ring = priv->ring_data[timeout_queue].ring;
+ napi = &tx_ring->tqp_vector->napi;
+
+ netdev_info(ndev,
+ "tx_timeout count: %llu, queue id: %d, SW_NTU: 0x%x, SW_NTC: 0x%x, napi state: %lu\n",
+ priv->tx_timeout_count, timeout_queue, tx_ring->next_to_use,
+ tx_ring->next_to_clean, napi->state);
+
+ netdev_info(ndev,
+ "tx_pkts: %llu, tx_bytes: %llu, io_err_cnt: %llu, sw_err_cnt: %llu\n",
+ tx_ring->stats.tx_pkts, tx_ring->stats.tx_bytes,
+ tx_ring->stats.io_err_cnt, tx_ring->stats.sw_err_cnt);
+
+ netdev_info(ndev,
+ "seg_pkt_cnt: %llu, tx_err_cnt: %llu, restart_queue: %llu, tx_busy: %llu\n",
+ tx_ring->stats.seg_pkt_cnt, tx_ring->stats.tx_err_cnt,
+ tx_ring->stats.restart_queue, tx_ring->stats.tx_busy);
+
+ /* 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;
+
+ h->ae_algo->ops->update_stats(h, &ndev->stats);
+ h->ae_algo->ops->get_mac_pause_stats(h, &tx_pause_cnt,
+ &rx_pause_cnt);
+ netdev_info(ndev, "tx_pause_cnt: %llu, rx_pause_cnt: %llu\n",
+ tx_pause_cnt, rx_pause_cnt);
+ }
hw_head = readl_relaxed(tx_ring->tqp->io_base +
HNS3_RING_TX_RING_HEAD_REG);
hw_tail = readl_relaxed(tx_ring->tqp->io_base +
HNS3_RING_TX_RING_TAIL_REG);
+ fbd_num = readl_relaxed(tx_ring->tqp->io_base +
+ HNS3_RING_TX_RING_FBDNUM_REG);
+ fbd_oft = readl_relaxed(tx_ring->tqp->io_base +
+ HNS3_RING_TX_RING_OFFSET_REG);
+ ebd_num = readl_relaxed(tx_ring->tqp->io_base +
+ HNS3_RING_TX_RING_EBDNUM_REG);
+ ebd_oft = readl_relaxed(tx_ring->tqp->io_base +
+ HNS3_RING_TX_RING_EBD_OFFSET_REG);
+ bd_num = readl_relaxed(tx_ring->tqp->io_base +
+ HNS3_RING_TX_RING_BD_NUM_REG);
+ bd_err = readl_relaxed(tx_ring->tqp->io_base +
+ HNS3_RING_TX_RING_BD_ERR_REG);
+ ring_en = readl_relaxed(tx_ring->tqp->io_base + HNS3_RING_EN_REG);
+ tc = readl_relaxed(tx_ring->tqp->io_base + HNS3_RING_TX_RING_TC_REG);
+
netdev_info(ndev,
- "tx_timeout count: %llu, queue id: %d, SW_NTU: 0x%x, SW_NTC: 0x%x, HW_HEAD: 0x%x, HW_TAIL: 0x%x, INT: 0x%x\n",
- priv->tx_timeout_count,
- timeout_queue,
- tx_ring->next_to_use,
- tx_ring->next_to_clean,
- hw_head,
- hw_tail,
+ "BD_NUM: 0x%x HW_HEAD: 0x%x, HW_TAIL: 0x%x, BD_ERR: 0x%x, INT: 0x%x\n",
+ bd_num, hw_head, hw_tail, bd_err,
readl(tx_ring->tqp_vector->mask_addr));
+ netdev_info(ndev,
+ "RING_EN: 0x%x, TC: 0x%x, FBD_NUM: 0x%x FBD_OFT: 0x%x, EBD_NUM: 0x%x, EBD_OFT: 0x%x\n",
+ ring_en, tc, fbd_num, fbd_oft, ebd_num, ebd_oft);
return true;
}
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h
index 025d0f7f860d..f433c6d19b59 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h
@@ -42,8 +42,10 @@ enum hns3_nic_state {
#define HNS3_RING_TX_RING_HEAD_REG 0x0005C
#define HNS3_RING_TX_RING_FBDNUM_REG 0x00060
#define HNS3_RING_TX_RING_OFFSET_REG 0x00064
+#define HNS3_RING_TX_RING_EBDNUM_REG 0x00068
#define HNS3_RING_TX_RING_PKTNUM_RECORD_REG 0x0006C
-
+#define HNS3_RING_TX_RING_EBD_OFFSET_REG 0x00070
+#define HNS3_RING_TX_RING_BD_ERR_REG 0x00074
#define HNS3_RING_PREFETCH_EN_REG 0x0007C
#define HNS3_RING_CFG_VF_NUM_REG 0x00080
#define HNS3_RING_ASID_REG 0x0008C
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 9b7bc2268113..7ac760215bfa 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -699,6 +699,16 @@ 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)
+{
+ 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;
+}
+
static int hclge_parse_func_status(struct hclge_dev *hdev,
struct hclge_func_status_cmd *status)
{
@@ -8522,6 +8532,7 @@ 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,
.update_stats = hclge_update_stats,
.get_strings = hclge_get_strings,
.get_sset_count = hclge_get_sset_count,
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