staging: dwc2: re-use hptxfsiz variable

For some reason, the value of the HPTXFSIZ register was built in the
ptxfsiz variable, while there was also a hptxfsiz variable availble.
Better just use that and remove the (now unused) ptxfsiz variable.

Signed-off-by: Matthijs Kooijman <matthijs@stdin.nl>
Acked-by: Paul Zimmerman <paulz@synopsys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 7 insertions, 7 deletions

diff --git a/drivers/staging/dwc2/core.c b/drivers/staging/dwc2/core.c
index 1f8988671eb7..5799f478980c 100644
--- a/drivers/staging/dwc2/core.c
+++ b/drivers/staging/dwc2/core.c
@@ -507,7 +507,7 @@ void dwc2_disable_host_interrupts(struct dwc2_hsotg *hsotg)
 static void dwc2_config_fifos(struct dwc2_hsotg *hsotg)
 {
         struct dwc2_core_params *params = hsotg->core_params;
-        u32 rxfsiz, nptxfsiz, ptxfsiz, hptxfsiz, dfifocfg;
+        u32 rxfsiz, nptxfsiz, hptxfsiz, dfifocfg;
 
         if (!params->enable_dynamic_fifo)
                 return;
@@ -539,12 +539,12 @@ static void dwc2_config_fifos(struct dwc2_hsotg *hsotg)
         /* Periodic Tx FIFO */
         dev_dbg(hsotg->dev, "initial hptxfsiz=%08x\n",
                 readl(hsotg->regs + HPTXFSIZ));
-        ptxfsiz = params->host_perio_tx_fifo_size <<
-                  FIFOSIZE_DEPTH_SHIFT & FIFOSIZE_DEPTH_MASK;
-        ptxfsiz |= (params->host_rx_fifo_size +
-                    params->host_nperio_tx_fifo_size) <<
-                   FIFOSIZE_STARTADDR_SHIFT & FIFOSIZE_STARTADDR_MASK;
-        writel(ptxfsiz, hsotg->regs + HPTXFSIZ);
+        hptxfsiz = params->host_perio_tx_fifo_size <<
+                   FIFOSIZE_DEPTH_SHIFT & FIFOSIZE_DEPTH_MASK;
+        hptxfsiz |= (params->host_rx_fifo_size +
+                     params->host_nperio_tx_fifo_size) <<
+                    FIFOSIZE_STARTADDR_SHIFT & FIFOSIZE_STARTADDR_MASK;
+        writel(hptxfsiz, hsotg->regs + HPTXFSIZ);
         dev_dbg(hsotg->dev, "new hptxfsiz=%08x\n",
                 readl(hsotg->regs + HPTXFSIZ));