linux-kernel - [PATCH] leds-pca955x: Remove the unused function pca95xx_num_led

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Message-Id: <20221017081053.52388-1-jiapeng.chong@linux.alibaba.com>
Date:   Mon, 17 Oct 2022 16:10:53 +0800
From:   Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
To:     pavel@....cz
Cc:     linux-leds@...r.kernel.org, linux-kernel@...r.kernel.org,
        Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>,
        Abaci Robot <abaci@...ux.alibaba.com>
Subject: [PATCH] leds-pca955x: Remove the unused function pca95xx_num_led_regs()

The function pca95xx_num_led_regs() is defined in the leds-pca955x.c
file, but not called elsewhere, so delete this unused function.

drivers/leds/leds-pca955x.c:149:19: warning: unused function 'pca95xx_num_led_regs'.

Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=2411
Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
---
 drivers/leds/leds-pca955x.c | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/drivers/leds/leds-pca955x.c b/drivers/leds/leds-pca955x.c
index 81aaf21212d7..33ec4543fb4f 100644
--- a/drivers/leds/leds-pca955x.c
+++ b/drivers/leds/leds-pca955x.c
@@ -145,12 +145,6 @@ static inline int pca95xx_num_input_regs(int bits)
 	return (bits + 7) / 8;
 }
 
-/* 4 bits per LED selector register */
-static inline int pca95xx_num_led_regs(int bits)
-{
-	return (bits + 3)  / 4;
-}
-
 /*
  * Return an LED selector register value based on an existing one, with
  * the appropriate 2-bit state value set for the given LED number (0-3).
-- 
2.20.1.7.g153144c