linux-kernel - [PATCH 2/3] ASoC: tpa6130a2: Use gpio_is

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Date:   Fri, 27 Apr 2018 14:26:10 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     jikos@...nel.org, benjamin.tissoires@...hat.com, jkosina@...e.cz
Cc:     linux-kernel@...r.kernel.org, linux-input@...r.kernel.org,
        alsa-devel@...a-project.org
Subject: [PATCH 2/3] ASoC: tpa6130a2: Use gpio_is_valid()

Replace the manual validity checks for the GPIO with the
gpio_is_valid().

Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com>
---
 sound/soc/codecs/tpa6130a2.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/sound/soc/codecs/tpa6130a2.c b/sound/soc/codecs/tpa6130a2.c
index 616cd4b..18f32b9 100644
--- a/sound/soc/codecs/tpa6130a2.c
+++ b/sound/soc/codecs/tpa6130a2.c
@@ -62,7 +62,7 @@ static int tpa6130a2_power(struct tpa6130a2_data *data, bool enable)
 			return ret;
 		}
 		/* Power on */
-		if (data->power_gpio >= 0)
+		if (gpio_is_valid(data->power_gpio))
 			gpio_set_value(data->power_gpio, 1);
 
 		/* Sync registers */
@@ -72,7 +72,7 @@ static int tpa6130a2_power(struct tpa6130a2_data *data, bool enable)
 			dev_err(data->dev,
 				"Failed to sync registers: %d\n", ret);
 			regcache_cache_only(data->regmap, true);
-			if (data->power_gpio >= 0)
+			if (gpio_is_valid(data->power_gpio))
 				gpio_set_value(data->power_gpio, 0);
 			ret2 = regulator_disable(data->supply);
 			if (ret2 != 0)
@@ -89,7 +89,7 @@ static int tpa6130a2_power(struct tpa6130a2_data *data, bool enable)
 		regcache_cache_only(data->regmap, true);
 
 		/* Power off */
-		if (data->power_gpio >= 0)
+		if (gpio_is_valid(data->power_gpio))
 			gpio_set_value(data->power_gpio, 0);
 
 		ret = regulator_disable(data->supply);
@@ -259,7 +259,7 @@ static int tpa6130a2_probe(struct i2c_client *client,
 
 	data->id = id->driver_data;
 
-	if (data->power_gpio >= 0) {
+	if (gpio_is_valid(data->power_gpio)) {
 		ret = devm_gpio_request(dev, data->power_gpio,
 					"tpa6130a2 enable");
 		if (ret < 0) {
-- 
1.9.1