gpio: dwapb: avoid error message for optional IRQ

platform_get_irq() will generate an error message if the requested IRQ
is not present. Use platform_get_irq_optional() to avoid the error message
being generated.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Tested-by: Serge Semin <fancer.lancer@gmail.com>
Reviewed-by: Serge Semin <fancer.lancer@gmail.com>
Acked-by: Serge Semin <fancer.lancer@gmail.com>
Link: https://lore.kernel.org/r/20200519131233.59032-2-andriy.shevchenko@linux.intel.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/gpio/gpio-dwapb.c b/drivers/gpio/gpio-dwapb.c
index e5d844304f8d1d8ee52e569a6a50b9aa7c29bc90..944dae80d687b85245f72b22a24eb7d3de74635e 100644 (file)
--- a/drivers/gpio/gpio-dwapb.c
+++ b/drivers/gpio/gpio-dwapb.c
@@ -549,7 +549,7 @@ static void dwapb_get_irq(struct device *dev, struct fwnode_handle *fwnode,
                if (np)
                        pp->irq[j] = of_irq_get(np, j);
                else if (has_acpi_companion(dev))
-                       pp->irq[j] = platform_get_irq(to_platform_device(dev), j);
+                       pp->irq[j] = platform_get_irq_optional(to_platform_device(dev), j);
 
                if (pp->irq[j] >= 0)
                        pp->has_irq = true;