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Date: Tue, 31 Oct 2017 10:30:20 +0100 From: Linus Walleij <linus.walleij@...aro.org> To: Doug Berger <opendmb@...il.com> Cc: Gregory Fong <gregory.0xf0@...il.com>, Brian Norris <computersforpeace@...il.com>, Florian Fainelli <f.fainelli@...il.com>, bcm-kernel-feedback-list <bcm-kernel-feedback-list@...adcom.com>, "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "linux-arm-kernel@...ts.infradead.org" <linux-arm-kernel@...ts.infradead.org> Subject: Re: [PATCH v2 4/7] gpio: brcmstb: switch to handle_level_irq flow On Tue, Oct 24, 2017 at 9:54 PM, Doug Berger <opendmb@...il.com> wrote: > Reading and writing the gpio bank status register each time a pending > interrupt bit is serviced could cause new pending bits to be cleared > without servicing the associated interrupts. > > By using the handle_level_irq flow instead of the handle_simple_irq > flow we get proper handling of interrupt masking as well as acking > of interrupts. The irq_ack method is added to support this. > > Fixes: 19a7b6940b78 ("gpio: brcmstb: Add interrupt and wakeup source support") > Signed-off-by: Doug Berger <opendmb@...il.com> > Reviewed-by: Florian Fainelli <f.fainelli@...il.com> > Acked-by: Gregory Fong <gregory.0xf0@...il.com> Patch applied. Yours, Linus Walleij
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