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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>
alistair/sunxi64-5.5-dsi
Geert Uytterhoeven 2019-11-13 11:11:03 +01:00 committed by Bartosz Golaszewski
parent adce118393
commit be053b2dc9
1 changed files with 9 additions and 12 deletions
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21
drivers/gpio/gpio-em.c
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@ -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;
}