From 5c2ad982fb422ae710184e5911de0d4e030de8ac Mon Sep 17 00:00:00 2001 From: Lucas Stach Date: Sun, 23 Oct 2016 01:02:02 +0200 Subject: [PATCH] USB: EHCI: elide I/O watchdog on AMD parts This removes 10 timer wakeups per second. I'm running this patch for a while now and haven't spotted any adverse effects. Signed-off-by: Lucas Stach Acked-by: Alan Stern Signed-off-by: Greg Kroah-Hartman --- drivers/usb/host/ehci-pci.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c index 3b3649d88c5f..0ed683c176f0 100644 --- a/drivers/usb/host/ehci-pci.c +++ b/drivers/usb/host/ehci-pci.c @@ -261,6 +261,7 @@ static int ehci_pci_setup(struct usb_hcd *hcd) ehci->need_io_watchdog = 0; break; case PCI_VENDOR_ID_INTEL: + case PCI_VENDOR_ID_AMD: ehci->need_io_watchdog = 0; break; case PCI_VENDOR_ID_NVIDIA: -- 2.39.5