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xhci: Add reset on resume quirk for asrock p67 host

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The asrock p67 xhci controller completely dies on resume, add a
quirk for this, to bring the host back online after a suspend.

This should be backported to stable kernels as old as 2.6.37.

Signed-off-by: Maarten Lankhorst <m.b.lankhorst@gmail.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Cc: stable@kernel.org
This commit is contained in:
Maarten Lankhorst
2011-06-15 23:47:21 +02:00
committed by Sarah Sharp
parent f6ba6fe2d9
commit c877b3b2ad
3 changed files with 11 additions and 0 deletions
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2
drivers/usb/host/xhci.c
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@@ -759,6 +759,8 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated)
msleep(100);
spin_lock_irq(&xhci->lock);
if (xhci->quirks & XHCI_RESET_ON_RESUME)
hibernated = true;
if (!hibernated) {
/* step 1: restore register */