linux-kernel - [PATCH v2 15/15] mfd: menelaus: Use devm_request_threaded

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Message-ID: <1386042188-12246-15-git-send-email-balbi@ti.com>
Date:	Mon, 2 Dec 2013 21:43:08 -0600
From:	Felipe Balbi <balbi@...com>
To:	Linux OMAP Mailing List <linux-omap@...r.kernel.org>
CC:	Aaro Koskinen <aaro.koskinen@....fi>, <sameo@...ux.intel.com>,
	Tony Lindgren <tony@...mide.com>, <lee.jones@...aro.org>,
	Linux ARM Kernel Mailing List 
	<linux-arm-kernel@...ts.infradead.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Felipe Balbi <balbi@...com>
Subject: [PATCH v2 15/15] mfd: menelaus: Use devm_request_threaded_irq()

by using devm_request_threaded_irq() we can
drop a few extra lines of code and rely on
device managed resources layer to free our
IRQ for us.

Signed-off-by: Felipe Balbi <balbi@...com>
---
 drivers/mfd/menelaus.c | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/drivers/mfd/menelaus.c b/drivers/mfd/menelaus.c
index bffe978..b87c2bd 100644
--- a/drivers/mfd/menelaus.c
+++ b/drivers/mfd/menelaus.c
@@ -1271,8 +1271,8 @@ static int menelaus_probe(struct i2c_client *client,
 	/* Set output buffer strengths */
 	menelaus_write_reg(m, MENELAUS_MCT_CTRL1, 0x73);
 
-	err = request_threaded_irq(client->irq, NULL, menelaus_irq,
-			IRQF_ONESHOT, DRIVER_NAME, m);
+	err = devm_request_threaded_irq(&client->dev, client->irq,
+			NULL, menelaus_irq, IRQF_ONESHOT, DRIVER_NAME, m);
 	if (err) {
 		dev_dbg(&client->dev,  "can't get IRQ %d, err %d\n",
 				client->irq, err);
@@ -1283,7 +1283,7 @@ static int menelaus_probe(struct i2c_client *client,
 
 	val = menelaus_read_reg(m, MENELAUS_VCORE_CTRL1);
 	if (val < 0)
-		goto fail_free_irq;
+		goto fail_free_descs;
 	if (val & (1 << 7))
 		m->vcore_hw_mode = 1;
 	else
@@ -1292,14 +1292,12 @@ static int menelaus_probe(struct i2c_client *client,
 	if (menelaus_pdata != NULL && menelaus_pdata->late_init != NULL) {
 		err = menelaus_pdata->late_init(&client->dev);
 		if (err < 0)
-			goto fail_free_irq;
+			goto fail_free_descs;
 	}
 
 	menelaus_rtc_init(m);
 
 	return 0;
-fail_free_irq:
-	free_irq(client->irq, m);
 
 fail_free_descs:
 	irq_free_descs(irq_base, MENELAUS_NR_IRQS);
@@ -1311,7 +1309,6 @@ static int menelaus_remove(struct i2c_client *client)
 {
 	struct menelaus_chip	*m = i2c_get_clientdata(client);
 
-	free_irq(client->irq, m);
 	irq_free_descs(m->irq_base, MENELAUS_NR_IRQS);
 	the_menelaus = NULL;
 	return 0;
-- 
1.8.4.GIT

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