[PATCH 5.11 246/775] irqchip/ls-extirq: add IRQCHIP_SKIP_SET_WAKE to the irqchip flags

From: Greg Kroah-Hartman
Date: Mon Mar 01 2021 - 21:32:48 EST


From: Biwen Li <biwen.li@xxxxxxx>

[ Upstream commit c60767421e102dfd1f4d99ad0cc7f8ba24461eb8 ]

The ls-extirq driver doesn't implement the irq_set_wake()
callback, while being wake-up capable. This results in
ugly behaviours across suspend/resume cycles.

Advertise this by adding IRQCHIP_SKIP_SET_WAKE to
the irqchip flags

Fixes: b16a1caf4686 ("irqchip/ls-extirq: Add LS1043A, LS1088A external interrupt support")
Signed-off-by: Biwen Li <biwen.li@xxxxxxx>
Signed-off-by: Marc Zyngier <maz@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20210129095034.33821-1-biwen.li@xxxxxxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/irqchip/irq-ls-extirq.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/irqchip/irq-ls-extirq.c b/drivers/irqchip/irq-ls-extirq.c
index f94f974a87645..853b3972dbe78 100644
--- a/drivers/irqchip/irq-ls-extirq.c
+++ b/drivers/irqchip/irq-ls-extirq.c
@@ -64,7 +64,7 @@ static struct irq_chip ls_extirq_chip = {
.irq_set_type = ls_extirq_set_type,
.irq_retrigger = irq_chip_retrigger_hierarchy,
.irq_set_affinity = irq_chip_set_affinity_parent,
- .flags = IRQCHIP_SET_TYPE_MASKED,
+ .flags = IRQCHIP_SET_TYPE_MASKED | IRQCHIP_SKIP_SET_WAKE,
};

static int
--
2.27.0