Commit 0f04cdbd authored by Nikita Shubin's avatar Nikita Shubin Committed by Bartosz Golaszewski
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gpio: ep93xx: Fix port F hwirq numbers in handler 



Fix wrong translation of irq numbers in port F handler, as ep93xx hwirqs
increased by 1, we should simply decrease them by 1 in translation.

Fixes: 482c2727 ("ARM: ep93xx: renumber interrupts")
Signed-off-by: default avatarNikita Shubin <nikita.shubin@maquefel.me>
Acked-by: default avatarArnd Bergmann <arnd@arndb.de>
Signed-off-by: default avatarBartosz Golaszewski <bartosz.golaszewski@linaro.org>
parent 37870358

drivers/gpio/gpio-ep93xx.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -148,7 +148,7 @@ static void ep93xx_gpio_f_irq_handler(struct irq_desc *desc) 
	 */

	 */

	struct irq_chip *irqchip = irq_desc_get_chip(desc);

	struct irq_chip *irqchip = irq_desc_get_chip(desc);

	unsigned int irq = irq_desc_get_irq(desc);

	unsigned int irq = irq_desc_get_irq(desc);

	int port_f_idx = ((irq + 1) & 7) ^ 4; /* {19..22,47..50} -> {0..7} */

	int port_f_idx = (irq & 7) ^ 4; /* {20..23,48..51} -> {0..7} */

	int gpio_irq = EP93XX_GPIO_F_IRQ_BASE + port_f_idx;

	int gpio_irq = EP93XX_GPIO_F_IRQ_BASE + port_f_idx;





	chained_irq_enter(irqchip, desc);

	chained_irq_enter(irqchip, desc);