The patch below does not apply to the 4.14-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <stable@xxxxxxxxxxxxxxx>. To reproduce the conflict and resubmit, you may use the following commands: git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-4.14.y git checkout FETCH_HEAD git cherry-pick -x 430232619791e7de95191f2cd8ebaa4c380d17d0 # <resolve conflicts, build, test, etc.> git commit -s git send-email --to '<stable@xxxxxxxxxxxxxxx>' --in-reply-to '2023102136-charity-deplored-163e@gregkh' --subject-prefix 'PATCH 4.14.y' HEAD^.. Possible dependencies: thanks, greg k-h ------------------ original commit in Linus's tree ------------------ >From 430232619791e7de95191f2cd8ebaa4c380d17d0 Mon Sep 17 00:00:00 2001 From: Haibo Chen <haibo.chen@xxxxxxx> Date: Tue, 17 Oct 2023 18:42:36 +0800 Subject: [PATCH] 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 <haibo.chen@xxxxxxx> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx> diff --git a/drivers/gpio/gpio-vf610.c b/drivers/gpio/gpio-vf610.c index dbc7ba0ee72c..d1f05810340f 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, };
