Thread (42 messages) 42 messages, 6 authors, 2020-12-07

Re: [RESEND PATCH 03/19] pinctrl: sunxi: Always call chained_irq_{enter, exit} in sunxi_pinctrl_irq_handler

From: Linus Walleij <hidden>
Date: 2020-11-24 08:42:04
Also in: linux-gpio, lkml, stable

On Tue, Nov 10, 2020 at 7:24 AM Frank Lee [off-list ref] wrote:
From: Yangtao Li <redacted>

It is found on many allwinner soc that there is a low probability that
the interrupt status cannot be read in sunxi_pinctrl_irq_handler. This
will cause the interrupt status of a gpio bank to always be active on
gic, preventing gic from responding to other spi interrupts correctly.

So we should call the chained_irq_* each time enter sunxi_pinctrl_irq_handler().

Cc: stable@vger.kernel.org
Signed-off-by: Yangtao Li <redacted>
Patch applied.

Yours,
Linus Walleij

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