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authorAlan Stern <stern@rowland.harvard.edu>2013-01-25 17:09:55 -0500
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-01-25 15:06:01 -0800
commit840008bb5162f029d5bc05959c7f51a3e8f9e0ff (patch)
tree46a1c9e7afd1421b87dba9d2d1247a6bad6f110e /drivers/usb/host
parentf292e7f9fb0e4bec68bbd83443407d6bb7922d36 (diff)
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>
Diffstat (limited to 'drivers/usb/host')
-rw-r--r--drivers/usb/host/uhci-hub.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/usb/host/uhci-hub.c b/drivers/usb/host/uhci-hub.c
index 768d54295a2..15d13229ddb 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. */