mirror of
https://github.com/Fishwaldo/Star64_linux.git
synced 2025-03-16 04:04:06 +00:00
usb: dwc3: gadget: Synchronize IRQ between soft connect/disconnect
Ensure that there are no pending events being handled in between soft connect/disconnect transitions. As we are keeping interrupts enabled, and EP0 events are still being serviced, this avoids any stale events from being serviced. Reviewed-by: Thinh Nguyen <Thinh.Nguyen@synopsys.com> Signed-off-by: Wesley Cheng <quic_wcheng@quicinc.com> Link: https://lore.kernel.org/r/20220817182359.13550-4-quic_wcheng@quicinc.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
parent
e1ee843488
commit
9711c67de7
1 changed files with 2 additions and 0 deletions
|
@ -2569,6 +2569,8 @@ static int dwc3_gadget_pullup(struct usb_gadget *g, int is_on)
|
|||
return 0;
|
||||
}
|
||||
|
||||
synchronize_irq(dwc->irq_gadget);
|
||||
|
||||
if (!is_on) {
|
||||
ret = dwc3_gadget_soft_disconnect(dwc);
|
||||
} else {
|
||||
|
|
Loading…
Add table
Reference in a new issue