kill_all_requests() can flush the fifo. Call it after disabling the endpoint. Moreover, remove even the current IN request so that next IN request after s3c_hsotg_ep_enable can be properly handled.
Signed-off-by: Mian Yousaf Kaukab <[email protected]> --- drivers/usb/dwc2/gadget.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index 031f7edc..4ccf59b 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -2612,8 +2612,6 @@ static int s3c_hsotg_ep_disable(struct usb_ep *ep) epctrl_reg = dir_in ? DIEPCTL(index) : DOEPCTL(index); spin_lock_irqsave(&hsotg->lock, flags); - /* terminate all requests with shutdown */ - kill_all_requests(hsotg, hs_ep, -ESHUTDOWN, false); hsotg->fifo_map &= ~(1<<hs_ep->fifo_index); hs_ep->fifo_index = 0; @@ -2630,6 +2628,9 @@ static int s3c_hsotg_ep_disable(struct usb_ep *ep) /* disable endpoint interrupts */ s3c_hsotg_ctrl_epint(hsotg, hs_ep->index, hs_ep->dir_in, 0); + /* terminate all requests with shutdown */ + kill_all_requests(hsotg, hs_ep, -ESHUTDOWN, true); + spin_unlock_irqrestore(&hsotg->lock, flags); return 0; } -- 2.1.0 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
