gpio: dwapb: Deduplicate IRQ resource management

GPIO library provides default IRQ resource management hooks,
there is no need to repeat this in the individual driver.

Remove them for good.

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/20200415141534.31240-6-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 588d5c6..c0c267c 100644 (file)
--- a/drivers/gpio/gpio-dwapb.c
+++ b/drivers/gpio/gpio-dwapb.c
@@ -250,31 +250,6 @@ static void dwapb_irq_disable(struct irq_data *d)
        spin_unlock_irqrestore(&gc->bgpio_lock, flags);
 }
 
-static int dwapb_irq_reqres(struct irq_data *d)
-{
-       struct irq_chip_generic *igc = irq_data_get_irq_chip_data(d);
-       struct dwapb_gpio *gpio = igc->private;
-       struct gpio_chip *gc = &gpio->ports[0].gc;
-       int ret;
-
-       ret = gpiochip_lock_as_irq(gc, irqd_to_hwirq(d));
-       if (ret) {
-               dev_err(gpio->dev, "unable to lock HW IRQ %lu for IRQ\n",
-                       irqd_to_hwirq(d));
-               return ret;
-       }
-       return 0;
-}
-
-static void dwapb_irq_relres(struct irq_data *d)
-{
-       struct irq_chip_generic *igc = irq_data_get_irq_chip_data(d);
-       struct dwapb_gpio *gpio = igc->private;
-       struct gpio_chip *gc = &gpio->ports[0].gc;
-
-       gpiochip_unlock_as_irq(gc, irqd_to_hwirq(d));
-}
-
 static int dwapb_irq_set_type(struct irq_data *d, u32 type)
 {
        struct irq_chip_generic *igc = irq_data_get_irq_chip_data(d);
@@ -428,8 +403,6 @@ static void dwapb_configure_irqs(struct dwapb_gpio *gpio,
                ct->chip.irq_set_type = dwapb_irq_set_type;
                ct->chip.irq_enable = dwapb_irq_enable;
                ct->chip.irq_disable = dwapb_irq_disable;
-               ct->chip.irq_request_resources = dwapb_irq_reqres;
-               ct->chip.irq_release_resources = dwapb_irq_relres;
 #ifdef CONFIG_PM_SLEEP
                ct->chip.irq_set_wake = dwapb_irq_set_wake;
 #endif