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USB: EHCI: notify usbcore about port resumes

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This patch (as1650) adds calls to the new
usb_hcd_{start,end}_port_resume() functions to ehci-hcd.  Now EHCI
root hubs won't be runtime suspended while they are sending a resume
signal to one of their ports.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Tested-by: Ming Lei <ming.lei@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Alan Stern
2013-01-25 17:09:49 -05:00
committed by Greg Kroah-Hartman
parent da0aa7169b
commit f292e7f9fb
2 changed files with 4 additions and 0 deletions
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drivers/usb/host/ehci-hcd.c
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@@ -797,6 +797,7 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd)
ehci->reset_done[i] = jiffies + msecs_to_jiffies(25);
set_bit(i, &ehci->resuming_ports);
ehci_dbg (ehci, "port %d remote wakeup\n", i + 1);
usb_hcd_start_port_resume(&hcd->self, i);
mod_timer(&hcd->rh_timer, ehci->reset_done[i]);
}
}