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authorGustavo Padovan <gustavo.padovan@collabora.co.uk>2013-09-27 11:56:14 -0300
committerGustavo Padovan <gustavo.padovan@collabora.co.uk>2013-09-27 11:56:14 -0300
commit1025c04cecd19882e28f16c4004034b475c372c5 (patch)
tree2b7402887e86d54bff5a123228c9059eae5e32bd /drivers/usb/host/hwa-hc.c
parent4375f1037d52602413142e290608d0d84671ad36 (diff)
parent5bcecf325378218a8e248bb6bcae96ec7362f8ef (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth
Conflicts: net/bluetooth/hci_core.c
Diffstat (limited to 'drivers/usb/host/hwa-hc.c')
-rw-r--r--drivers/usb/host/hwa-hc.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/usb/host/hwa-hc.c b/drivers/usb/host/hwa-hc.c
index 483990c716a..5b86ffb88f1 100644
--- a/drivers/usb/host/hwa-hc.c
+++ b/drivers/usb/host/hwa-hc.c
@@ -161,6 +161,13 @@ static int hwahc_op_start(struct usb_hcd *usb_hcd)
usb_hcd->uses_new_polling = 1;
set_bit(HCD_FLAG_POLL_RH, &usb_hcd->flags);
usb_hcd->state = HC_STATE_RUNNING;
+
+ /*
+ * prevent USB core from suspending the root hub since
+ * bus_suspend and bus_resume are not yet supported.
+ */
+ pm_runtime_get_noresume(&usb_hcd->self.root_hub->dev);
+
result = 0;
out:
mutex_unlock(&wusbhc->mutex);