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[5/8] ftgmac100: Add netpoll support

Message ID 20170412224443.17906-6-benh@kernel.crashing.org
State Changes Requested, archived
Delegated to: David Miller
Headers show

Commit Message

Benjamin Herrenschmidt April 12, 2017, 10:44 p.m. UTC 
Just call the interrupt handler with interrupts locally disabled

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
---
 drivers/net/ethernet/faraday/ftgmac100.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
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Patch

diff --git a/drivers/net/ethernet/faraday/ftgmac100.c b/drivers/net/ethernet/faraday/ftgmac100.c
index ded3447..e71b9c4 100644
--- a/drivers/net/ethernet/faraday/ftgmac100.c
+++ b/drivers/net/ethernet/faraday/ftgmac100.c
@@ -1593,6 +1593,17 @@  static int ftgmac100_set_features(struct net_device *netdev,
 	return 0;
 }
 
+#ifdef CONFIG_NET_POLL_CONTROLLER
+static void ftgmac100_poll_controller(struct net_device *netdev)
+{
+	unsigned long flags;
+
+	local_irq_save(flags);
+	ftgmac100_interrupt(netdev->irq, netdev);
+	local_irq_restore(flags);
+}
+#endif
+
 static const struct net_device_ops ftgmac100_netdev_ops = {
 	.ndo_open		= ftgmac100_open,
 	.ndo_stop		= ftgmac100_stop,
@@ -1603,6 +1614,9 @@  static const struct net_device_ops ftgmac100_netdev_ops = {
 	.ndo_tx_timeout		= ftgmac100_tx_timeout,
 	.ndo_set_rx_mode	= ftgmac100_set_rx_mode,
 	.ndo_set_features	= ftgmac100_set_features,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+	.ndo_poll_controller	= ftgmac100_poll_controller,
+#endif
 };
 
 static int ftgmac100_setup_mdio(struct net_device *netdev)