linux-kernel - [PATCH 4/5] ASoC: pxa: e800_wm9712: Introduce the use of devm_gpio_request

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Message-ID: <e0d09d7f466535ce9cacc2fcd9986927dfd830c7.1404665589.git.himangi774@gmail.com>
Date:	Sun, 6 Jul 2014 23:21:41 +0530
From:	Himangi Saraogi <himangi774@...il.com>
To:	Linus Walleij <linus.walleij@...aro.org>,
	Alexandre Courbot <gnurou@...il.com>,
	linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org,
	Randy Dunlap <rdunlap@...radead.org>,
	linux-doc@...r.kernel.org, Liam Girdwood <lgirdwood@...il.com>,
	Mark Brown <broonie@...nel.org>,
	Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.de>,
	patches@...nsource.wolfsonmicro.com, alsa-devel@...a-project.org,
	Eric Miao <eric.y.miao@...il.com>,
	Russell King <linux@....linux.org.uk>,
	Haojian Zhuang <haojian.zhuang@...il.com>,
	linux-arm-kernel@...ts.infradead.org,
	Philipp Zabel <philipp.zabel@...il.com>,
	Paul Parsons <lost.distance@...oo.com>
Cc:	Julia Lawall <julia.lawall@...6.fr>
Subject: [PATCH 4/5] ASoC: pxa: e800_wm9712: Introduce the use of
 devm_gpio_request_array

This patch moves the resources allocated using gpio_request_array to the
managed interface and removes the calls to gpio_free_array in the probe
and remove functions.

Signed-off-by: Himangi Saraogi <himangi774@...il.com>
Acked-by: Julia Lawall <julia.lawall@...6.fr>
---
 sound/soc/pxa/e800_wm9712.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/sound/soc/pxa/e800_wm9712.c b/sound/soc/pxa/e800_wm9712.c
index 24c2078..dbc3670 100644
--- a/sound/soc/pxa/e800_wm9712.c
+++ b/sound/soc/pxa/e800_wm9712.c
@@ -112,19 +112,17 @@ static int e800_probe(struct platform_device *pdev)
 	struct snd_soc_card *card = &e800;
 	int ret;
 
-	ret = gpio_request_array(e800_audio_gpios,
-				 ARRAY_SIZE(e800_audio_gpios));
+	ret = devm_gpio_request_array(&pdev->dev, e800_audio_gpios,
+				      ARRAY_SIZE(e800_audio_gpios));
 	if (ret)
 		return ret;
 
 	card->dev = &pdev->dev;
 
 	ret = snd_soc_register_card(card);
-	if (ret) {
+	if (ret)
 		dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n",
 			ret);
-		gpio_free_array(e800_audio_gpios, ARRAY_SIZE(e800_audio_gpios));
-	}
 	return ret;
 }
 
@@ -132,7 +130,6 @@ static int e800_remove(struct platform_device *pdev)
 {
 	struct snd_soc_card *card = platform_get_drvdata(pdev);
 
-	gpio_free_array(e800_audio_gpios, ARRAY_SIZE(e800_audio_gpios));
 	snd_soc_unregister_card(card);
 	return 0;
 }
-- 
1.9.1

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