Marc Zyngier a13814472b FROMGIT: genirq: Walk the irq_data hierarchy when resending an interrupt ...

On resending an interrupt, we only check the outermost irqchip for
a irq_retrigger callback. However, this callback could be implemented
at an inner level. Use irq_chip_retrigger_hierarchy() in this case.

Reviewed-by: Valentin Schneider <valentin.schneider@arm.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>

Bug: 140053385
(cherry picked from commit cd1752d34e
 https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git irq/gic-retrigger)
Change-Id: Ie102eb40db715b94c88c7a58d5aaade0a507b598
Signed-off-by: Eric Biggers <ebiggers@google.com>

2020-10-01 11:07:45 -07:00

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