From 27eebb60357ed5aa6659442f92907c0f7368d6ae Mon Sep 17 00:00:00 2001
From: Florian Fainelli <f.fainelli@gmail.com>
Date: Thu, 24 Oct 2019 13:14:13 -0700
Subject: [PATCH] irqchip/irq-bcm7038-l1: Enable parent IRQ if necessary
Git-commit: 27eebb60357ed5aa6659442f92907c0f7368d6ae
Patch-mainline: v5.5-rc1
References: git-fixes
If the 'brcm,irq-can-wake' property is specified, make sure we also
enable the corresponding parent interrupt we are attached to.
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20191024201415.23454-4-f.fainelli@gmail.com
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/irqchip/irq-bcm7038-l1.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/irqchip/irq-bcm7038-l1.c b/drivers/irqchip/irq-bcm7038-l1.c
index 689e487be80c..45879e59e58b 100644
--- a/drivers/irqchip/irq-bcm7038-l1.c
+++ b/drivers/irqchip/irq-bcm7038-l1.c
@@ -286,6 +286,10 @@ static int __init bcm7038_l1_init_one(struct device_node *dn,
pr_err("failed to map parent interrupt %d\n", parent_irq);
return -EINVAL;
}
+
+ if (of_property_read_bool(dn, "brcm,irq-can-wake"))
+ enable_irq_wake(parent_irq);
+
irq_set_chained_handler_and_data(parent_irq, bcm7038_l1_irq_handle,
intc);
--
2.16.4