linux-kernel - [PATCH] mfd: omap-usb-tll: remove unused usbtll

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Message-Id: <20230322125803.2570968-1-trix@redhat.com>
Date:   Wed, 22 Mar 2023 08:58:03 -0400
From:   Tom Rix <trix@...hat.com>
To:     tony@...mide.com, lee@...nel.org, nathan@...nel.org,
        ndesaulniers@...gle.com
Cc:     linux-omap@...r.kernel.org, linux-kernel@...r.kernel.org,
        llvm@...ts.linux.dev, Tom Rix <trix@...hat.com>
Subject: [PATCH] mfd: omap-usb-tll: remove unused usbtll_readb function

clang with W=1 reports
drivers/mfd/omap-usb-tll.c:128:18: error: unused function
  'usbtll_readb' [-Werror,-Wunused-function]
static inline u8 usbtll_readb(void __iomem *base, u32 reg)
                 ^
This function is not used so remove it.

Signed-off-by: Tom Rix <trix@...hat.com>
---
 drivers/mfd/omap-usb-tll.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/drivers/mfd/omap-usb-tll.c b/drivers/mfd/omap-usb-tll.c
index 8ca4067da6cd..69cbc2097911 100644
--- a/drivers/mfd/omap-usb-tll.c
+++ b/drivers/mfd/omap-usb-tll.c
@@ -125,11 +125,6 @@ static inline void usbtll_writeb(void __iomem *base, u32 reg, u8 val)
 	writeb_relaxed(val, base + reg);
 }
 
-static inline u8 usbtll_readb(void __iomem *base, u32 reg)
-{
-	return readb_relaxed(base + reg);
-}
-
 /*-------------------------------------------------------------------------*/
 
 static bool is_ohci_port(enum usbhs_omap_port_mode pmode)
-- 
2.27.0