From: Felipe Balbi <balbi@xxxxxx>
Replace usb_gadget_driver's disconnect with udc-core's reset notifier at
bus reset handler.
Signed-off-by: Felipe Balbi <balbi@xxxxxx>
Signed-off-by: Peter Chen <peter.chen@xxxxxxxxxxxxx>
---
drivers/usb/musb/musb_gadget.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
index d4aa779..542ad53 100644
--- a/drivers/usb/musb/musb_gadget.c
+++ b/drivers/usb/musb/musb_gadget.c
@@ -2090,9 +2090,12 @@ __acquires(musb->lock)
: NULL
);
- /* report disconnect, if we didn't already (flushing EP state) */
- if (musb->g.speed != USB_SPEED_UNKNOWN)
- musb_g_disconnect(musb);
+ /* report reset, if we didn't already (flushing EP state) */
+ if (musb->gadget_driver && musb->g.speed != USB_SPEED_UNKNOWN) {
+ spin_unlock(&musb->lock);
+ usb_gadget_udc_reset(&musb->g, musb->gadget_driver);
+ spin_lock(&musb->lock);
+ }
/* clear HR */
else if (devctl & MUSB_DEVCTL_HR)
--
1.7.9.5
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