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 28d830b..b5faca8 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; } -- 1.9.1 ---------------------------------------------------------------------- Intel Sweden AB Registered Office: Knarrarnasgatan 15, 164 40 Kista, Stockholm, Sweden Registration Number: 556189-6027 This e-mail and any attachments may contain confidential material for the sole use of the intended recipient(s). Any review or distribution by others is strictly prohibited. If you are not the intended recipient, please contact the sender and delete all copies. -- 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
