1 files changed, 56 insertions, 5 deletions

diff --git a/drivers/net/ethernet/huawei/hinic3/hinic3_main.c b/drivers/net/ethernet/huawei/hinic3/hinic3_main.c
index 497f2a36f35d..a0b04fb07c76 100644
--- a/drivers/net/ethernet/huawei/hinic3/hinic3_main.c
+++ b/drivers/net/ethernet/huawei/hinic3/hinic3_main.c
@@ -17,12 +17,53 @@
 
 #define HINIC3_NIC_DRV_DESC  "Intelligent Network Interface Card Driver"
 
-#define HINIC3_RX_BUF_LEN            2048
-#define HINIC3_LRO_REPLENISH_THLD    256
-#define HINIC3_NIC_DEV_WQ_NAME       "hinic3_nic_dev_wq"
+#define HINIC3_RX_BUF_LEN          2048
+#define HINIC3_LRO_REPLENISH_THLD  256
+#define HINIC3_NIC_DEV_WQ_NAME     "hinic3_nic_dev_wq"
 
-#define HINIC3_SQ_DEPTH              1024
-#define HINIC3_RQ_DEPTH              1024
+#define HINIC3_SQ_DEPTH            1024
+#define HINIC3_RQ_DEPTH            1024
+
+#define HINIC3_DEFAULT_TXRX_MSIX_PENDING_LIMIT      2
+#define HINIC3_DEFAULT_TXRX_MSIX_COALESC_TIMER_CFG  25
+#define HINIC3_DEFAULT_TXRX_MSIX_RESEND_TIMER_CFG   7
+
+static void init_intr_coal_param(struct net_device *netdev)
+{
+	struct hinic3_nic_dev *nic_dev = netdev_priv(netdev);
+	struct hinic3_intr_coal_info *info;
+	u16 i;
+
+	for (i = 0; i < nic_dev->max_qps; i++) {
+		info = &nic_dev->intr_coalesce[i];
+		info->pending_limit = HINIC3_DEFAULT_TXRX_MSIX_PENDING_LIMIT;
+		info->coalesce_timer_cfg = HINIC3_DEFAULT_TXRX_MSIX_COALESC_TIMER_CFG;
+		info->resend_timer_cfg = HINIC3_DEFAULT_TXRX_MSIX_RESEND_TIMER_CFG;
+	}
+}
+
+static int hinic3_init_intr_coalesce(struct net_device *netdev)
+{
+	struct hinic3_nic_dev *nic_dev = netdev_priv(netdev);
+
+	nic_dev->intr_coalesce = kcalloc(nic_dev->max_qps,
+					 sizeof(*nic_dev->intr_coalesce),
+					 GFP_KERNEL);
+
+	if (!nic_dev->intr_coalesce)
+		return -ENOMEM;
+
+	init_intr_coal_param(netdev);
+
+	return 0;
+}
+
+static void hinic3_free_intr_coalesce(struct net_device *netdev)
+{
+	struct hinic3_nic_dev *nic_dev = netdev_priv(netdev);
+
+	kfree(nic_dev->intr_coalesce);
+}
 
 static int hinic3_alloc_txrxqs(struct net_device *netdev)
 {
@@ -42,8 +83,17 @@ static int hinic3_alloc_txrxqs(struct net_device *netdev)
 		goto err_free_txqs;
 	}
 
+	err = hinic3_init_intr_coalesce(netdev);
+	if (err) {
+		dev_err(hwdev->dev, "Failed to init_intr_coalesce\n");
+		goto err_free_rxqs;
+	}
+
 	return 0;
 
+err_free_rxqs:
+	hinic3_free_rxqs(netdev);
+
 err_free_txqs:
 	hinic3_free_txqs(netdev);
 
@@ -52,6 +102,7 @@ err_free_txqs:
 
 static void hinic3_free_txrxqs(struct net_device *netdev)
 {
+	hinic3_free_intr_coalesce(netdev);
 	hinic3_free_rxqs(netdev);
 	hinic3_free_txqs(netdev);
 }