diff mbox series

[net] amd-xgbe: Restore PCI interrupt enablement setting on resume

Message ID 20180220212156.25546.64989.stgit@tlendack-t1.amdoffice.net
State Accepted, archived
Delegated to: David Miller
Headers show
Series [net] amd-xgbe: Restore PCI interrupt enablement setting on resume | expand

Commit Message

Tom Lendacky Feb. 20, 2018, 9:22 p.m. UTC 
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>
---

Please queue this patch up to stable releases 4.14 and above.

 drivers/net/ethernet/amd/xgbe/xgbe-pci.c |    2 ++
 1 file changed, 2 insertions(+)

Comments

David Miller Feb. 21, 2018, 8:40 p.m. UTC | #1 
From: Tom Lendacky <thomas.lendacky@amd.com>
Date: Tue, 20 Feb 2018 15:22:05 -0600

> 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>
> ---
> 
> Please queue this patch up to stable releases 4.14 and above.

Applied and queued up for -stable, thank you.
diff mbox series

Patch

diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-pci.c b/drivers/net/ethernet/amd/xgbe/xgbe-pci.c
index 3e5833c..eb23f9b 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-pci.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-pci.c
@@ -426,6 +426,8 @@  static int xgbe_pci_resume(struct pci_dev *pdev)
 	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);