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[PATCH V5 net-next 21/21] net-next/hinic: Add netpoll

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  [PATCH V5 net-next 21/21] net-next/hinic: Add netpoll Aviad Krawczyk <aviad.krawczyk@huawei.com> - 2017-08-17 14:00 +0200

#1713873 — [PATCH V5 net-next 21/21] net-next/hinic: Add netpoll

Add more netdev operation - netpoll.

Signed-off-by: Aviad Krawczyk <aviad.krawczyk@huawei.com>
Signed-off-by: Zhao Chen <zhaochen6@huawei.com>
---
 MAINTAINERS                                    |  7 +++++++
 drivers/net/ethernet/huawei/hinic/hinic_main.c | 20 ++++++++++++++++++++
 2 files changed, 27 insertions(+)

diff --git a/MAINTAINERS b/MAINTAINERS
index 0e967b3..8f9ea9b 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -6240,6 +6240,13 @@ L:	linux-input@vger.kernel.org
 S:	Maintained
 F:	drivers/input/touchscreen/htcpen.c
 
+HUAWEI ETHERNET DRIVER
+M:	Aviad Krawczyk <aviad.krawczyk@huawei.com>
+L:	netdev@vger.kernel.org
+S:	Supported
+F:	Documentation/networking/hinic.txt
+F:	drivers/net/ethernet/huawei/hinic/
+
 HUGETLB FILESYSTEM
 M:	Nadia Yvette Chambers <nyc@holomorphy.com>
 S:	Maintained
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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