usb: xhci-mtk: Use FIELD_MODIFY()

Use FIELD_MODIFY() to remove open-coded bit manipulation.
No functional change intended.

Signed-off-by: Hans Zhang <18255117159@163.com>
Link: https://patch.msgid.link/20260430163919.47372-6-18255117159@163.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/host/xhci-mtk.c b/drivers/usb/host/xhci-mtk.c
index 06043c7c3100616eb18a9527a599b6dfbeae7aaa..d9b865546a67b5957aeb7adc08ff335a46fd9698 100644 (file)
--- a/drivers/usb/host/xhci-mtk.c
+++ b/drivers/usb/host/xhci-mtk.c
@@ -185,9 +185,9 @@ static void xhci_mtk_rxfifo_depth_set(struct xhci_hcd_mtk *mtk)
                return;
 
        value = readl(hcd->regs + HSCH_CFG1);
-       value &= ~SCH3_RXFIFO_DEPTH_MASK;
-       value |= FIELD_PREP(SCH3_RXFIFO_DEPTH_MASK,
-                           SCH_FIFO_TO_KB(mtk->rxfifo_depth) - 1);
+       FIELD_MODIFY(SCH3_RXFIFO_DEPTH_MASK, &value,
+                    SCH_FIFO_TO_KB(mtk->rxfifo_depth) - 1);
+
        writel(value, hcd->regs + HSCH_CFG1);
 }