diff options
| author | Geert Uytterhoeven <geert+renesas@glider.be> | 2019-11-13 13:11:03 +0300 |
|---|---|---|
| committer | Bartosz Golaszewski <bgolaszewski@baylibre.com> | 2019-11-13 15:47:48 +0300 |
| commit | be053b2dc91c1a02881db0c90e9438b56ac1a019 (patch) | |
| tree | cf6d2ab8ea082f717b99467621440d7207e0b47a /drivers/gpio/gpio-em.c | |
| parent | adce1183932265e94bbaf92138b9c98d1c5359b9 (diff) | |
| download | linux-be053b2dc91c1a02881db0c90e9438b56ac1a019.tar.xz | |
gpio: em: Use platform_get_irq() to obtain interrupts
Use the platform_get_irq() helper instead of handling resources
directly.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Diffstat (limited to 'drivers/gpio/gpio-em.c')
| -rw-r--r-- | drivers/gpio/gpio-em.c | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/drivers/gpio/gpio-em.c b/drivers/gpio/gpio-em.c index adc281daacff..17a243c528ad 100644 --- a/drivers/gpio/gpio-em.c +++ b/drivers/gpio/gpio-em.c @@ -269,13 +269,12 @@ static void em_gio_irq_domain_remove(void *data) static int em_gio_probe(struct platform_device *pdev) { struct em_gio_priv *p; - struct resource *irq[2]; struct gpio_chip *gpio_chip; struct irq_chip *irq_chip; struct device *dev = &pdev->dev; const char *name = dev_name(dev); unsigned int ngpios; - int ret; + int irq[2], ret; p = devm_kzalloc(dev, sizeof(*p), GFP_KERNEL); if (!p) @@ -285,13 +284,13 @@ static int em_gio_probe(struct platform_device *pdev) platform_set_drvdata(pdev, p); spin_lock_init(&p->sense_lock); - irq[0] = platform_get_resource(pdev, IORESOURCE_IRQ, 0); - irq[1] = platform_get_resource(pdev, IORESOURCE_IRQ, 1); + irq[0] = platform_get_irq(pdev, 0); + if (irq[0] < 0) + return irq[0]; - if (!irq[0] || !irq[1]) { - dev_err(dev, "missing IRQ or IOMEM\n"); - return -EINVAL; - } + irq[1] = platform_get_irq(pdev, 1); + if (irq[1] < 0) + return irq[1]; p->base0 = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(p->base0)) @@ -342,14 +341,12 @@ static int em_gio_probe(struct platform_device *pdev) if (ret) return ret; - if (devm_request_irq(dev, irq[0]->start, - em_gio_irq_handler, 0, name, p)) { + if (devm_request_irq(dev, irq[0], em_gio_irq_handler, 0, name, p)) { dev_err(dev, "failed to request low IRQ\n"); return -ENOENT; } - if (devm_request_irq(dev, irq[1]->start, - em_gio_irq_handler, 0, name, p)) { + if (devm_request_irq(dev, irq[1], em_gio_irq_handler, 0, name, p)) { dev_err(dev, "failed to request high IRQ\n"); return -ENOENT; } |