From: Alan Stern <[EMAIL PROTECTED]>
This patch (as811) removes some stale testing code from the root-hub
resume routine in ohci-hcd. It also adds a spin_lock_irq() call that
inadvertently got left out of an error pathway.
Signed-off-by: Alan Stern <[EMAIL PROTECTED]>
Signed-off-by: Greg Kroah-Hartman <[EMAIL PROTECTED]>
---
drivers/usb/host/ohci-hub.c | 13 +------------
1 files changed, 1 insertions(+), 12 deletions(-)
diff --git a/drivers/usb/host/ohci-hub.c b/drivers/usb/host/ohci-hub.c
index 1e5ed3b..dcf9eb6 100644
--- a/drivers/usb/host/ohci-hub.c
+++ b/drivers/usb/host/ohci-hub.c
@@ -204,18 +204,6 @@ __acquires(ohci->lock)
goto skip_resume;
spin_unlock_irq (&ohci->lock);
- temp = ohci->num_ports;
- while (temp--) {
- u32 stat = ohci_readl (ohci,
- &ohci->regs->roothub.portstatus [temp]);
-
- /* force global, not selective, resume */
- if (!(stat & RH_PS_PSS))
- continue;
- ohci_writel (ohci, RH_PS_POCI,
- &ohci->regs->roothub.portstatus [temp]);
- }
-
/* Some controllers (lucent erratum) need extra-long delays */
msleep (20 /* usb 11.5.1.10 */ + 12 /* 32 msec counter */ + 1);
@@ -223,6 +211,7 @@ __acquires(ohci->lock)
temp &= OHCI_CTRL_HCFS;
if (temp != OHCI_USB_RESUME) {
ohci_err (ohci, "controller won't resume\n");
+ spin_lock_irq(&ohci->lock);
return -EBUSY;
}
--
1.4.4.1
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