Thread (25 messages) 25 messages, 2 authors, 2017-08-20

[PATCH V7 net-next 21/22] net-next/hinic: Add netpoll

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STALE3335d

From: Aviad Krawczyk <hidden>
Date: 2017-08-17 19:06:45
Also in: lkml
Subsystem: huawei ethernet driver, networking drivers, the rest · Maintainers: Cai Huoqing, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

Revision v7 of 7 in this series.

Revisions (7)
  1. v2 [diff vs current]
  2. v3 [diff vs current]
  3. v4 [diff vs current]
  4. v5 [diff vs current]
  5. v6 [diff vs current]
  6. v7 current
  7. v8 [diff vs current]
Add more netdev operation - netpoll.

Signed-off-by: Aviad Krawczyk <redacted>
Signed-off-by: Zhao Chen <redacted>
---
 drivers/net/ethernet/huawei/hinic/hinic_main.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_main.c b/drivers/net/ethernet/huawei/hinic/hinic_main.c
index a77a7f8..59f3358 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_main.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_main.c
@@ -787,6 +787,23 @@ static void hinic_get_stats64(struct net_device *netdev,
 	stats->tx_errors  = nic_tx_stats->tx_dropped;
 }
 
+#ifdef CONFIG_NET_POLL_CONTROLLER
+static void hinic_netpoll(struct net_device *netdev)
+{
+	struct hinic_dev *nic_dev = netdev_priv(netdev);
+	int i, num_qps;
+
+	num_qps = hinic_hwdev_num_qps(nic_dev->hwdev);
+	for (i = 0; i < num_qps; i++) {
+		struct hinic_txq *txq = &nic_dev->txqs[i];
+		struct hinic_rxq *rxq = &nic_dev->rxqs[i];
+
+		napi_schedule(&txq->napi);
+		napi_schedule(&rxq->napi);
+	}
+}
+#endif
+
 static const struct net_device_ops hinic_netdev_ops = {
 	.ndo_open = hinic_open,
 	.ndo_stop = hinic_close,
@@ -799,6 +816,9 @@ static void hinic_get_stats64(struct net_device *netdev,
 	.ndo_start_xmit = hinic_xmit_frame,
 	.ndo_tx_timeout = hinic_tx_timeout,
 	.ndo_get_stats64 = hinic_get_stats64,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+	.ndo_poll_controller = hinic_netpoll,
+#endif
 };
 
 static void netdev_features_init(struct net_device *netdev)
-- 
1.9.1
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