diff options
| -rw-r--r-- | drivers/usb/gadget/langwell_udc.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/usb/gadget/langwell_udc.c b/drivers/usb/gadget/langwell_udc.c index 06430604670..b8ec954c069 100644 --- a/drivers/usb/gadget/langwell_udc.c +++ b/drivers/usb/gadget/langwell_udc.c @@ -3391,6 +3391,11 @@ static int langwell_udc_suspend(struct pci_dev *pdev, pm_message_t state) /* save PCI state */ pci_save_state(pdev); + spin_lock_irq(&dev->lock); + /* stop all usb activities */ + stop_activity(dev, dev->driver); + spin_unlock_irq(&dev->lock); + /* free dTD dma_pool and dQH */ if (dev->dtd_pool) dma_pool_destroy(dev->dtd_pool); |