USB: UHCI: notify usbcore about port resumes

This patch (as1651) adds calls to the new
usb_hcd_{start,end}_port_resume() functions to uhci-hcd.  Now UHCI
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/usb/host/uhci-hub.c b/drivers/usb/host/uhci-hub.c
index 768d54295a20..15d13229ddbb 100644
--- a/drivers/usb/host/uhci-hub.c
+++ b/drivers/usb/host/uhci-hub.c
@@ -116,6 +116,7 @@ static void uhci_finish_suspend(struct uhci_hcd *uhci, int port,
                 }
         }
         clear_bit(port, &uhci->resuming_ports);
+        usb_hcd_end_port_resume(&uhci_to_hcd(uhci)->self, port);
 }
 
 /* Wait for the UHCI controller in HP's iLO2 server management chip.
@@ -167,6 +168,8 @@ static void uhci_check_ports(struct uhci_hcd *uhci)
                                 set_bit(port, &uhci->resuming_ports);
                                 uhci->ports_timeout = jiffies +
                                                 msecs_to_jiffies(25);
+                                usb_hcd_start_port_resume(
+                                                &uhci_to_hcd(uhci)->self, port);
 
                                 /* Make sure we see the port again
                                  * after the resuming period is over. */