diff options
| -rw-r--r-- | drivers/usb/host/xhci.c | 20 |
1 files changed, 5 insertions, 15 deletions
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 5fe24196c88b..f881d5a85486 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -655,15 +655,6 @@ int xhci_run(struct usb_hcd *hcd) } EXPORT_SYMBOL_GPL(xhci_run); -static void xhci_only_stop_hcd(struct usb_hcd *hcd) -{ - struct xhci_hcd *xhci = hcd_to_xhci(hcd); - - spin_lock_irq(&xhci->lock); - xhci_halt(xhci); - spin_unlock_irq(&xhci->lock); -} - /* * Stop xHCI driver. * @@ -678,15 +669,14 @@ void xhci_stop(struct usb_hcd *hcd) u32 temp; struct xhci_hcd *xhci = hcd_to_xhci(hcd); - mutex_lock(&xhci->mutex); - - if (!usb_hcd_is_primary_hcd(hcd)) { - xhci_only_stop_hcd(xhci->shared_hcd); - mutex_unlock(&xhci->mutex); + if (xhci->xhc_state & XHCI_STATE_HALTED) return; - } + mutex_lock(&xhci->mutex); spin_lock_irq(&xhci->lock); + xhci->xhc_state |= XHCI_STATE_HALTED; + xhci->cmd_ring_state = CMD_RING_STATE_STOPPED; + /* Make sure the xHC is halted for a USB3 roothub * (xhci_stop() could be called as part of failed init). */ |