diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/musb/musb_core.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index 1041bb734bb..24ff09754e0 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -1521,6 +1521,14 @@ irqreturn_t musb_interrupt(struct musb *musb) (devctl & MUSB_DEVCTL_HM) ? "host" : "peripheral", musb->int_usb, musb->int_tx, musb->int_rx); +#ifdef CONFIG_USB_GADGET_MUSB_HDRC + if (is_otg_enabled(musb) || is_peripheral_enabled(musb)) + if (!musb->gadget_driver) { + DBG(5, "No gadget driver loaded\n"); + return IRQ_HANDLED; + } +#endif + /* the core can interrupt us for multiple reasons; docs have * a generic interrupt flowchart to follow */ |