linux-kernel - [PATCH 1/4] gpio: tb10x: Drop unused tb10x_set

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Message-Id: <20251106-gpio-of-match-v1-1-50c7115a045e@linaro.org>
Date: Thu, 06 Nov 2025 17:16:25 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Linus Walleij <linus.walleij@...aro.org>, 
 Bartosz Golaszewski <brgl@...ev.pl>, Joel Stanley <joel@....id.au>, 
 Andrew Jeffery <andrew@...econstruct.com.au>, 
 Eugeniy Paltsev <Eugeniy.Paltsev@...opsys.com>, 
 Shubhrajyoti Datta <shubhrajyoti.datta@....com>, 
 Srinivas Neeli <srinivas.neeli@....com>, 
 Michal Simek <michal.simek@....com>
Cc: linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-arm-kernel@...ts.infradead.org, linux-aspeed@...ts.ozlabs.org, 
 Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH 1/4] gpio: tb10x: Drop unused tb10x_set_bits() function

tb10x_set_bits() is not referenced anywhere leading to W=1 warning:

  gpio-tb10x.c:59:20: error: unused function 'tb10x_set_bits' [-Werror,-Wunused-function]

After its removal, tb10x_reg_write() becomes unused as well.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 drivers/gpio/gpio-tb10x.c | 19 -------------------
 1 file changed, 19 deletions(-)

diff --git a/drivers/gpio/gpio-tb10x.c b/drivers/gpio/gpio-tb10x.c
index 09a448ce3eec..3c8fd322a713 100644
--- a/drivers/gpio/gpio-tb10x.c
+++ b/drivers/gpio/gpio-tb10x.c
@@ -50,25 +50,6 @@ static inline u32 tb10x_reg_read(struct tb10x_gpio *gpio, unsigned int offs)
 	return ioread32(gpio->base + offs);
 }
 
-static inline void tb10x_reg_write(struct tb10x_gpio *gpio, unsigned int offs,
-				u32 val)
-{
-	iowrite32(val, gpio->base + offs);
-}
-
-static inline void tb10x_set_bits(struct tb10x_gpio *gpio, unsigned int offs,
-				u32 mask, u32 val)
-{
-	u32 r;
-
-	guard(gpio_generic_lock_irqsave)(&gpio->chip);
-
-	r = tb10x_reg_read(gpio, offs);
-	r = (r & ~mask) | (val & mask);
-
-	tb10x_reg_write(gpio, offs, r);
-}
-
 static int tb10x_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
 {
 	struct tb10x_gpio *tb10x_gpio = gpiochip_get_data(chip);

-- 
2.48.1