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authorBiju Das <biju.das.jz@bp.renesas.com>2025-07-01 13:59:21 +0300
committerThomas Gleixner <tglx@linutronix.de>2025-07-01 23:13:32 +0300
commitde2942828e7670526289f098df7e50b112e8ff1e (patch)
tree1f939001edfb4c0596d79abe6f101f9e0c21bc11
parent128ab2cfd0205fe395196a9f3221bcddd6adf54e (diff)
downloadlinux-de2942828e7670526289f098df7e50b112e8ff1e.tar.xz
irqchip/renesas-rzv2h: Enable SKIP_SET_WAKE and MASK_ON_SUSPEND
The interrupt controller found on RZ/G3E doesn't provide any facility to configure the wakeup sources. That's the reason why the driver lacks the irq_set_wake() callback for the interrupt chip. But this prevent to properly enter power management states like "suspend to idle". Enable the flags IRQCHIP_SKIP_SET_WAKE and IRQCHIP_MASK_ON_SUSPEND so the interrupt suspend logic can handle the chip correctly. Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Link: https://lore.kernel.org/all/20250701105923.52151-1-biju.das.jz@bp.renesas.com
-rw-r--r--drivers/irqchip/irq-renesas-rzv2h.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/irqchip/irq-renesas-rzv2h.c b/drivers/irqchip/irq-renesas-rzv2h.c
index 57c5a3c008c9..3daa5de0f05c 100644
--- a/drivers/irqchip/irq-renesas-rzv2h.c
+++ b/drivers/irqchip/irq-renesas-rzv2h.c
@@ -427,7 +427,9 @@ static const struct irq_chip rzv2h_icu_chip = {
.irq_retrigger = irq_chip_retrigger_hierarchy,
.irq_set_type = rzv2h_icu_set_type,
.irq_set_affinity = irq_chip_set_affinity_parent,
- .flags = IRQCHIP_SET_TYPE_MASKED,
+ .flags = IRQCHIP_MASK_ON_SUSPEND |
+ IRQCHIP_SET_TYPE_MASKED |
+ IRQCHIP_SKIP_SET_WAKE,
};
static int rzv2h_icu_alloc(struct irq_domain *domain, unsigned int virq, unsigned int nr_irqs,