usb: dwc2: gadget: remove dead code from dwc2_hsotg_ep_enable()

Since FIFO is always freed in dwc2_hsotg_ep_disable(), ep->fifo_index
is always 0 in dwc2_hsotg_ep_enable(), hence code inside if() block is
never executed.

Signed-off-by: Robert Baldyga <r.baldyga@samsung.com>
Signed-off-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>

diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index 2aa41139d2d57e33065217017d3f5b816f7e1019..94698298e8293ed41a5e1f42f62f3f71ac06f9c6 100644 (file)
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -3043,22 +3043,11 @@ static int dwc2_hsotg_ep_enable(struct usb_ep *ep,
                break;
        }
 
-       /* If fifo is already allocated for this ep */
-       if (hs_ep->fifo_index) {
-               size =  hs_ep->ep.maxpacket * hs_ep->mc;
-               /* If bigger fifo is required deallocate current one */
-               if (size > hs_ep->fifo_size) {
-                       hsotg->fifo_map &= ~(1 << hs_ep->fifo_index);
-                       hs_ep->fifo_index = 0;
-                       hs_ep->fifo_size = 0;
-               }
-       }
-
        /*
         * if the hardware has dedicated fifos, we must give each IN EP
         * a unique tx-fifo even if it is non-periodic.
         */
-       if (dir_in && hsotg->dedicated_fifos && !hs_ep->fifo_index) {
+       if (dir_in && hsotg->dedicated_fifos) {
                u32 fifo_index = 0;
                u32 fifo_size = UINT_MAX;
                size = hs_ep->ep.maxpacket*hs_ep->mc;