linux-kernel - [PATCH] watchdog: s3c2410: remove unused freq_to_wdt and s3c2410wdt_is

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Date:   Tue, 21 Mar 2023 14:34:39 -0400
From:   Tom Rix <trix@...hat.com>
To:     krzysztof.kozlowski@...aro.org, alim.akhtar@...sung.com,
        wim@...ux-watchdog.org, linux@...ck-us.net, nathan@...nel.org,
        ndesaulniers@...gle.com
Cc:     linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, linux-watchdog@...r.kernel.org,
        linux-kernel@...r.kernel.org, llvm@...ts.linux.dev,
        Tom Rix <trix@...hat.com>
Subject: [PATCH] watchdog: s3c2410: remove unused freq_to_wdt and s3c2410wdt_is_running functions

clang with W=1 reports
drivers/watchdog/s3c2410_wdt.c:311:35: error: unused function
  'freq_to_wdt' [-Werror,-Wunused-function]
static inline struct s3c2410_wdt *freq_to_wdt(struct notifier_block *nb)
                                  ^
drivers/watchdog/s3c2410_wdt.c:446:19: error: unused function
  's3c2410wdt_is_running' [-Werror,-Wunused-function]
static inline int s3c2410wdt_is_running(struct s3c2410_wdt *wdt)
                  ^
These functions are not used, so remove them.

Signed-off-by: Tom Rix <trix@...hat.com>
---
 drivers/watchdog/s3c2410_wdt.c | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c
index 200ba236a72e..6394dda7a5dc 100644
--- a/drivers/watchdog/s3c2410_wdt.c
+++ b/drivers/watchdog/s3c2410_wdt.c
@@ -308,11 +308,6 @@ static inline unsigned int s3c2410wdt_max_timeout(struct s3c2410_wdt *wdt)
 				       / S3C2410_WTCON_MAXDIV);
 }
 
-static inline struct s3c2410_wdt *freq_to_wdt(struct notifier_block *nb)
-{
-	return container_of(nb, struct s3c2410_wdt, freq_transition);
-}
-
 static int s3c2410wdt_disable_wdt_reset(struct s3c2410_wdt *wdt, bool mask)
 {
 	const u32 mask_val = BIT(wdt->drv_data->mask_bit);
@@ -443,11 +438,6 @@ static int s3c2410wdt_start(struct watchdog_device *wdd)
 	return 0;
 }
 
-static inline int s3c2410wdt_is_running(struct s3c2410_wdt *wdt)
-{
-	return readl(wdt->reg_base + S3C2410_WTCON) & S3C2410_WTCON_ENABLE;
-}
-
 static int s3c2410wdt_set_heartbeat(struct watchdog_device *wdd,
 				    unsigned int timeout)
 {
-- 
2.27.0