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@xxxxxxxxxxxx>
---
drivers/gpio/gpio-pch.c | 14 ++++----------
1 file changed, 4 insertions(+), 10 deletions(-)
diff --git a/drivers/gpio/gpio-pch.c b/drivers/gpio/gpio-pch.c
index 7c7135d..71bc6da 100644
--- a/drivers/gpio/gpio-pch.c
+++ b/drivers/gpio/gpio-pch.c
@@ -403,7 +403,8 @@ static int pch_gpio_probe(struct pci_dev *pdev,
goto err_gpiochip_add;
}
- irq_base = irq_alloc_descs(-1, 0, gpio_pins[chip->ioh], NUMA_NO_NODE);
+ irq_base = devm_irq_alloc_descs(&pdev->dev, -1, 0,
+ gpio_pins[chip->ioh], NUMA_NO_NODE);
if (irq_base < 0) {
dev_warn(&pdev->dev, "PCH gpio: Failed to get IRQ base num\n");
chip->irq_base = -1;
@@ -416,8 +417,8 @@ static int pch_gpio_probe(struct pci_dev *pdev,
iowrite32(msk, &chip->reg->imask);
iowrite32(msk, &chip->reg->ien);
- ret = request_irq(pdev->irq, pch_gpio_handler,
- IRQF_SHARED, KBUILD_MODNAME, chip);
+ ret = devm_request_irq(&pdev->dev, pdev->irq, pch_gpio_handler,
+ IRQF_SHARED, KBUILD_MODNAME, chip);
if (ret != 0) {
dev_err(&pdev->dev,
"%s request_irq failed\n", __func__);
@@ -430,7 +431,6 @@ static int pch_gpio_probe(struct pci_dev *pdev,
return 0;
err_request_irq:
- irq_free_descs(irq_base, gpio_pins[chip->ioh]);
gpiochip_remove(&chip->gpio);
err_gpiochip_add:
@@ -452,12 +452,6 @@ static void pch_gpio_remove(struct pci_dev *pdev)
{
struct pch_gpio *chip = pci_get_drvdata(pdev);
- if (chip->irq_base != -1) {
- free_irq(pdev->irq, chip);
-
- irq_free_descs(chip->irq_base, gpio_pins[chip->ioh]);
- }
-
gpiochip_remove(&chip->gpio);
pci_iounmap(pdev, chip->base);
pci_release_regions(pdev);
--
2.9.3
--
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