usb: dwc2: gadget: change variable name to more meaningful

Since we handle FIFOs and endpoint separately, using variable named 'ep'
in context of FIFO is misleading, hence we rename it to 'fifo'.

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>

1 files changed, 4 insertions, 4 deletions

diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index 7db763e2e975..2aa41139d2d5 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -186,7 +186,7 @@ static void dwc2_hsotg_ctrl_epint(struct dwc2_hsotg *hsotg,
  */
 static void dwc2_hsotg_init_fifo(struct dwc2_hsotg *hsotg)
 {
-        unsigned int ep;
+        unsigned int fifo;
         unsigned int addr;
         int timeout;
         u32 dptxfsizn;
@@ -217,8 +217,8 @@ static void dwc2_hsotg_init_fifo(struct dwc2_hsotg *hsotg)
          * them to endpoints dynamically according to maxpacket size value of
          * given endpoint.
          */
-        for (ep = 1; ep < MAX_EPS_CHANNELS; ep++) {
-                dptxfsizn = dwc2_readl(hsotg->regs + DPTXFSIZN(ep));
+        for (fifo = 1; fifo < MAX_EPS_CHANNELS; fifo++) {
+                dptxfsizn = dwc2_readl(hsotg->regs + DPTXFSIZN(fifo));
 
                 val = (dptxfsizn & FIFOSIZE_DEPTH_MASK) | addr;
                 addr += dptxfsizn >> FIFOSIZE_DEPTH_SHIFT;
@@ -226,7 +226,7 @@ static void dwc2_hsotg_init_fifo(struct dwc2_hsotg *hsotg)
                 if (addr > hsotg->fifo_mem)
                         break;
 
-                dwc2_writel(val, hsotg->regs + DPTXFSIZN(ep));
+                dwc2_writel(val, hsotg->regs + DPTXFSIZN(fifo));
         }
 
         /*