From: Haibo Chen Date: Tue, 17 Oct 2023 10:42:36 +0000 (+0800) Subject: gpio: vf610: mask the gpio irq in system suspend and support wakeup X-Git-Tag: v6.6.17~3703^2~2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=430232619791e7de95191f2cd8ebaa4c380d17d0;p=platform%2Fkernel%2Flinux-rpi.git gpio: vf610: mask the gpio irq in system suspend and support wakeup Add flag IRQCHIP_MASK_ON_SUSPEND to make sure gpio irq is masked on suspend, if lack this flag, current irq arctitecture will not mask the irq, and these unmasked gpio irq will wrongly wakeup the system even they are not config as wakeup source. Also add flag IRQCHIP_ENABLE_WAKEUP_ON_SUSPEND to make sure the gpio irq which is configed as wakeup source can work as expect. Fixes: 7f2691a19627 ("gpio: vf610: add gpiolib/IRQ chip driver for Vybrid") Signed-off-by: Haibo Chen Signed-off-by: Bartosz Golaszewski --- diff --git a/drivers/gpio/gpio-vf610.c b/drivers/gpio/gpio-vf610.c index dbc7ba0..d1f0581 100644 --- a/drivers/gpio/gpio-vf610.c +++ b/drivers/gpio/gpio-vf610.c @@ -246,7 +246,8 @@ static const struct irq_chip vf610_irqchip = { .irq_unmask = vf610_gpio_irq_unmask, .irq_set_type = vf610_gpio_irq_set_type, .irq_set_wake = vf610_gpio_irq_set_wake, - .flags = IRQCHIP_IMMUTABLE, + .flags = IRQCHIP_IMMUTABLE | IRQCHIP_MASK_ON_SUSPEND + | IRQCHIP_ENABLE_WAKEUP_ON_SUSPEND, GPIOCHIP_IRQ_RESOURCE_HELPERS, };