diff mbox

[12/12] gpio: sta2x11: use resource management for irqs

Message ID 1488644620-11488-13-git-send-email-bgolaszewski@baylibre.com
State New
Headers show

Commit Message

Bartosz Golaszewski March 4, 2017, 4:23 p.m. UTC
Use device resource managed variants of irq_alloc_descs() and
request_irq() and remove the code manually freeing irq resources.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
---
 drivers/gpio/gpio-sta2x11.c | 17 ++++++-----------
 1 file changed, 6 insertions(+), 11 deletions(-)

Comments

Linus Walleij March 14, 2017, 3:16 p.m. UTC | #1
On Sat, Mar 4, 2017 at 5:23 PM, Bartosz Golaszewski
<bgolaszewski@baylibre.com> wrote:

> Use device resource managed variants of irq_alloc_descs() and
> request_irq() and remove the code manually freeing irq resources.
>
> Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>

Patch applied.

Yours,
Linus Walleij
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diff mbox

Patch

diff --git a/drivers/gpio/gpio-sta2x11.c b/drivers/gpio/gpio-sta2x11.c
index 853ca23..39df062 100644
--- a/drivers/gpio/gpio-sta2x11.c
+++ b/drivers/gpio/gpio-sta2x11.c
@@ -392,7 +392,8 @@  static int gsta_probe(struct platform_device *dev)
 			gsta_set_config(chip, i, gpio_pdata->pinconfig[i]);
 
 	/* 384 was used in previous code: be compatible for other drivers */
-	err = irq_alloc_descs(-1, 384, GSTA_NR_GPIO, NUMA_NO_NODE);
+	err = devm_irq_alloc_descs(&dev->dev, -1, 384,
+				   GSTA_NR_GPIO, NUMA_NO_NODE);
 	if (err < 0) {
 		dev_warn(&dev->dev, "sta2x11 gpio: Can't get irq base (%i)\n",
 			 -err);
@@ -401,29 +402,23 @@  static int gsta_probe(struct platform_device *dev)
 	chip->irq_base = err;
 	gsta_alloc_irq_chip(chip);
 
-	err = request_irq(pdev->irq, gsta_gpio_handler,
-			     IRQF_SHARED, KBUILD_MODNAME, chip);
+	err = devm_request_irq(&dev->dev, pdev->irq, gsta_gpio_handler,
+			       IRQF_SHARED, KBUILD_MODNAME, chip);
 	if (err < 0) {
 		dev_err(&dev->dev, "sta2x11 gpio: Can't request irq (%i)\n",
 			-err);
-		goto err_free_descs;
+		return err;
 	}
 
 	err = devm_gpiochip_add_data(&dev->dev, &chip->gpio, chip);
 	if (err < 0) {
 		dev_err(&dev->dev, "sta2x11 gpio: Can't register (%i)\n",
 			-err);
-		goto err_free_irq;
+		return err;
 	}
 
 	platform_set_drvdata(dev, chip);
 	return 0;
-
-err_free_irq:
-	free_irq(pdev->irq, chip);
-err_free_descs:
-	irq_free_descs(chip->irq_base, GSTA_NR_GPIO);
-	return err;
 }
 
 static struct platform_driver sta2x11_gpio_platform_driver = {