Commit 5c2ad982 authored by Lucas Stach's avatar Lucas Stach Committed by Greg Kroah-Hartman

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: default avatarLucas Stach <dev@lynxeye.de>
Acked-by: default avatarAlan Stern <stern@rowland.harvard.edu>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent a4e6a852
...@@ -261,6 +261,7 @@ static int ehci_pci_setup(struct usb_hcd *hcd) ...@@ -261,6 +261,7 @@ static int ehci_pci_setup(struct usb_hcd *hcd)
ehci->need_io_watchdog = 0; ehci->need_io_watchdog = 0;
break; break;
case PCI_VENDOR_ID_INTEL: case PCI_VENDOR_ID_INTEL:
case PCI_VENDOR_ID_AMD:
ehci->need_io_watchdog = 0; ehci->need_io_watchdog = 0;
break; break;
case PCI_VENDOR_ID_NVIDIA: case PCI_VENDOR_ID_NVIDIA:
......
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