gpio: dwapb: Convert to use IRQ core provided macros

IRQ core provides macros such as IRQ_RETVAL().
Convert code to use them.

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>
Link: https://lore.kernel.org/r/20200415141534.31240-9-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 8b30ded..4edac59 100644 (file)
--- a/drivers/gpio/gpio-dwapb.c
+++ b/drivers/gpio/gpio-dwapb.c
@@ -258,8 +258,7 @@ static int dwapb_irq_set_type(struct irq_data *d, u32 type)
        irq_hw_number_t bit = irqd_to_hwirq(d);
        unsigned long level, polarity, flags;
 
-       if (type & ~(IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING |
-                    IRQ_TYPE_LEVEL_HIGH | IRQ_TYPE_LEVEL_LOW))
+       if (type & ~IRQ_TYPE_SENSE_MASK)
                return -EINVAL;
 
        spin_lock_irqsave(&gc->bgpio_lock, flags);
@@ -351,12 +350,7 @@ static int dwapb_gpio_set_config(struct gpio_chip *gc, unsigned offset,
 
 static irqreturn_t dwapb_irq_handler_mfd(int irq, void *dev_id)
 {
-       u32 worked;
-       struct dwapb_gpio *gpio = dev_id;
-
-       worked = dwapb_do_irq(gpio);
-
-       return worked ? IRQ_HANDLED : IRQ_NONE;
+       return IRQ_RETVAL(dwapb_do_irq(dev_id));
 }
 
 static void dwapb_configure_irqs(struct dwapb_gpio *gpio,