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gpio: realtek-otto: fix GPIO line IRQ offset

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The irqchip uses one domain for all GPIO lines, so the line offset
should be determined w.r.t. the first line of the first port, not the
first line of the triggered port.

Fixes: 0d82fb1127 ("gpio: Add Realtek Otto GPIO support")
Signed-off-by: Sander Vanheule <sander@svanheule.net>
Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl>
This commit is contained in:
Sander Vanheule 2021-10-28 10:52:43 +02:00 committed by Bartosz Golaszewski
parent dd1695a221
commit 585a070799
1 changed files with 1 additions and 1 deletions
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2
drivers/gpio/gpio-realtek-otto.c
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@ -205,7 +205,7 @@ static void realtek_gpio_irq_handler(struct irq_desc *desc)
status = realtek_gpio_read_isr(ctrl, lines_done / 8);
port_pin_count = min(gc->ngpio - lines_done, 8U);
for_each_set_bit(offset, &status, port_pin_count)
generic_handle_domain_irq(gc->irq.domain, offset);
generic_handle_domain_irq(gc->irq.domain, offset + lines_done);
}
chained_irq_exit(irq_chip, desc);