linux-kernel - [PATCH 11/12] ASoC: codecs: zl38060: use new GPIO line value setter callbacks

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Message-Id: <20250408-gpiochip-set-rv-sound-v1-11-dd54b6ca1ef9@linaro.org>
Date: Tue, 08 Apr 2025 09:38:29 +0200
From: Bartosz Golaszewski <brgl@...ev.pl>
To: Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>, 
 Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>, 
 Linus Walleij <linus.walleij@...aro.org>, 
 Bartosz Golaszewski <brgl@...ev.pl>, 
 Peter Ujfalusi <peter.ujfalusi@...il.com>, 
 Oder Chiou <oder_chiou@...ltek.com>, Shenghao Ding <shenghao-ding@...com>, 
 Kevin Lu <kevin-lu@...com>, Baojun Xu <baojun.xu@...com>, 
 Herve Codina <herve.codina@...tlin.com>, 
 David Rhodes <david.rhodes@...rus.com>, 
 Richard Fitzgerald <rf@...nsource.cirrus.com>
Cc: linux-sound@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-gpio@...r.kernel.org, patches@...nsource.cirrus.com, 
 Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: [PATCH 11/12] ASoC: codecs: zl38060: use new GPIO line value
 setter callbacks

From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>

struct gpio_chip now has callbacks for setting line values that return
an integer, allowing to indicate failures. Convert the driver to using
them.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
---
 sound/soc/codecs/zl38060.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/sound/soc/codecs/zl38060.c b/sound/soc/codecs/zl38060.c
index 28c92d90299e..180d45a349ac 100644
--- a/sound/soc/codecs/zl38060.c
+++ b/sound/soc/codecs/zl38060.c
@@ -387,12 +387,12 @@ static const struct snd_soc_component_driver zl38_component_dev = {
 	.endianness		= 1,
 };
 
-static void chip_gpio_set(struct gpio_chip *c, unsigned int offset, int val)
+static int chip_gpio_set(struct gpio_chip *c, unsigned int offset, int val)
 {
 	struct regmap *regmap = gpiochip_get_data(c);
 	unsigned int mask = BIT(offset);
 
-	regmap_update_bits(regmap, REG_GPIO_DAT, mask, val ? mask : 0);
+	return regmap_update_bits(regmap, REG_GPIO_DAT, mask, val ? mask : 0);
 }
 
 static int chip_gpio_get(struct gpio_chip *c, unsigned int offset)
@@ -422,8 +422,12 @@ chip_direction_output(struct gpio_chip *c, unsigned int offset, int val)
 {
 	struct regmap *regmap = gpiochip_get_data(c);
 	unsigned int mask = BIT(offset);
+	int ret;
+
+	ret = chip_gpio_set(c, offset, val);
+	if (ret)
+		return ret;
 
-	chip_gpio_set(c, offset, val);
 	return regmap_update_bits(regmap, REG_GPIO_DIR, mask, mask);
 }
 
@@ -436,7 +440,7 @@ static const struct gpio_chip template_chip = {
 	.direction_input = chip_direction_input,
 	.direction_output = chip_direction_output,
 	.get = chip_gpio_get,
-	.set = chip_gpio_set,
+	.set_rv = chip_gpio_set,
 
 	.can_sleep = true,
 };

-- 
2.45.2