linux-kernel - [PATCH v2 06/11] pinctrl: aw9523: Get rid of redundant ' & U8

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Message-ID: <20240329105634.712457-7-andy.shevchenko@gmail.com>
Date: Fri, 29 Mar 2024 12:55:20 +0200
From: Andy Shevchenko <andy.shevchenko@...il.com>
To: Linus Walleij <linus.walleij@...aro.org>,
	Andy Shevchenko <andy.shevchenko@...il.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...ainline.org>,
	linux-gpio@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH v2 06/11] pinctrl: aw9523: Get rid of redundant ' & U8_MAX' pieces

When the variable is declared as u8, no need to perform ' & U8_MAX'
as it's implied anyway.

Signed-off-by: Andy Shevchenko <andy.shevchenko@...il.com>
---
 drivers/pinctrl/pinctrl-aw9523.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/pinctrl/pinctrl-aw9523.c b/drivers/pinctrl/pinctrl-aw9523.c
index 0f3361fa9ed88..8c615adb3d578 100644
--- a/drivers/pinctrl/pinctrl-aw9523.c
+++ b/drivers/pinctrl/pinctrl-aw9523.c
@@ -603,7 +603,7 @@ static int aw9523_gpio_get_multiple(struct gpio_chip *chip,
 	mutex_lock(&awi->i2c_lock);
 
 	/* Port 0 (gpio 0-7) */
-	m = *mask & U8_MAX;
+	m = *mask;
 	if (m) {
 		ret = _aw9523_gpio_get_multiple(awi, 0, &state, m);
 		if (ret)
@@ -612,7 +612,7 @@ static int aw9523_gpio_get_multiple(struct gpio_chip *chip,
 	*bits = state;
 
 	/* Port 1 (gpio 8-15) */
-	m = (*mask >> 8) & U8_MAX;
+	m = *mask >> 8;
 	if (m) {
 		ret = _aw9523_gpio_get_multiple(awi, AW9523_PINS_PER_PORT,
 						&state, m);
@@ -635,20 +635,20 @@ static void aw9523_gpio_set_multiple(struct gpio_chip *chip,
 	unsigned int reg;
 	int ret;
 
-	mask_lo = *mask & U8_MAX;
-	mask_hi = (*mask >> 8) & U8_MAX;
+	mask_lo = *mask;
+	mask_hi = *mask >> 8;
+	bits_lo = *bits;
+	bits_hi = *bits >> 8;
+
 	mutex_lock(&awi->i2c_lock);
 	if (mask_hi) {
 		reg = AW9523_REG_OUT_STATE(AW9523_PINS_PER_PORT);
-		bits_hi = (*bits >> 8) & U8_MAX;
-
 		ret = regmap_write_bits(awi->regmap, reg, mask_hi, bits_hi);
 		if (ret)
 			dev_warn(awi->dev, "Cannot write port1 out level\n");
 	}
 	if (mask_lo) {
 		reg = AW9523_REG_OUT_STATE(0);
-		bits_lo = *bits & U8_MAX;
 		ret = regmap_write_bits(awi->regmap, reg, mask_lo, bits_lo);
 		if (ret)
 			dev_warn(awi->dev, "Cannot write port0 out level\n");
-- 
2.44.0