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USB: ehci: Elide I/O watchdog on NEC parts

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I've been running with this patch on my Niagara2 boxes for some time
and have not seen any ill effects yet.  Maybe we can stash this into
the USB tree to get exposure for some time in -next and if anything
crops up we can simply revert?

Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
David Miller 2010-04-06 18:26:03 -07:00 committed by Greg Kroah-Hartman
parent 9ed3fd6c10
commit 3681d8f3ee
1 changed files with 3 additions and 0 deletions
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3
drivers/usb/host/ehci-pci.c
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@ -109,6 +109,9 @@ static int ehci_pci_setup(struct usb_hcd *hcd)
return retval;
switch (pdev->vendor) {
case PCI_VENDOR_ID_NEC:
ehci->need_io_watchdog = 0;
break;
case PCI_VENDOR_ID_INTEL:
ehci->need_io_watchdog = 0;
if (pdev->device == 0x27cc) {