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path: root/drivers/usb/core/hcd-pci.c
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Diffstat (limited to 'drivers/usb/core/hcd-pci.c')
-rw-r--r--drivers/usb/core/hcd-pci.c18
1 files changed, 17 insertions, 1 deletions
diff --git a/drivers/usb/core/hcd-pci.c b/drivers/usb/core/hcd-pci.c
index 5078fb3375e..edf4300a3f7 100644
--- a/drivers/usb/core/hcd-pci.c
+++ b/drivers/usb/core/hcd-pci.c
@@ -281,7 +281,7 @@ int usb_hcd_pci_suspend (struct pci_dev *dev, pm_message_t message)
(void) usb_hcd_pci_resume (dev);
}
- } else {
+ } else if (hcd->state != HC_STATE_HALT) {
dev_dbg (hcd->self.controller, "hcd state %d; not suspended\n",
hcd->state);
WARN_ON(1);
@@ -413,4 +413,20 @@ EXPORT_SYMBOL (usb_hcd_pci_resume);
#endif /* CONFIG_PM */
+/**
+ * usb_hcd_pci_shutdown - shutdown host controller
+ * @dev: USB Host Controller being shutdown
+ */
+void usb_hcd_pci_shutdown (struct pci_dev *dev)
+{
+ struct usb_hcd *hcd;
+
+ hcd = pci_get_drvdata(dev);
+ if (!hcd)
+ return;
+
+ if (hcd->driver->shutdown)
+ hcd->driver->shutdown(hcd);
+}
+EXPORT_SYMBOL (usb_hcd_pci_shutdown);