From: Tom Lendacky <thomas.lendacky@amd.com>
Date: Tue, 20 Feb 2018 15:22:05 -0600
Subject: amd-xgbe: Restore PCI interrupt enablement setting on resume
Git-commit: cfd092f2db8b4b6727e1c03ef68a7842e1023573
Patch-mainline: v4.16-rc3
References: networking-stable-18_03_07

After resuming from suspend, the PCI device support must re-enable the
interrupt setting so that interrupts are actually delivered.

Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
---
 drivers/net/ethernet/amd/xgbe/xgbe-pci.c |    2 ++
 1 file changed, 2 insertions(+)

--- a/drivers/net/ethernet/amd/xgbe/xgbe-pci.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-pci.c
@@ -420,6 +420,8 @@ static int xgbe_pci_resume(struct pci_de
 	struct net_device *netdev = pdata->netdev;
 	int ret = 0;
 
+	XP_IOWRITE(pdata, XP_INT_EN, 0x1fffff);
+
 	pdata->lpm_ctrl &= ~MDIO_CTRL1_LPOWER;
 	XMDIO_WRITE(pdata, MDIO_MMD_PCS, MDIO_CTRL1, pdata->lpm_ctrl);