* [PATCH] irqchip/sifive-plic: Support wake IRQs
@ 2022-11-26 19:48 Samuel Holland
0 siblings, 0 replies; only message in thread
From: Samuel Holland @ 2022-11-26 19:48 UTC (permalink / raw)
To: Marc Zyngier, Palmer Dabbelt
Cc: Samuel Holland, Paul Walmsley, Thomas Gleixner, linux-kernel,
linux-riscv
The PLIC does not define any special method for marking interrupts as
wakeup-capable, so it should have the IRQCHIP_SKIP_SET_WAKE flag set.
Signed-off-by: Samuel Holland <samuel@sholland.org>
---
drivers/irqchip/irq-sifive-plic.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/irqchip/irq-sifive-plic.c b/drivers/irqchip/irq-sifive-plic.c
index 2f4784860df5..ff47bd0dec45 100644
--- a/drivers/irqchip/irq-sifive-plic.c
+++ b/drivers/irqchip/irq-sifive-plic.c
@@ -187,7 +187,8 @@ static struct irq_chip plic_edge_chip = {
.irq_set_affinity = plic_set_affinity,
#endif
.irq_set_type = plic_irq_set_type,
- .flags = IRQCHIP_AFFINITY_PRE_STARTUP,
+ .flags = IRQCHIP_SKIP_SET_WAKE |
+ IRQCHIP_AFFINITY_PRE_STARTUP,
};
static struct irq_chip plic_chip = {
@@ -201,7 +202,8 @@ static struct irq_chip plic_chip = {
.irq_set_affinity = plic_set_affinity,
#endif
.irq_set_type = plic_irq_set_type,
- .flags = IRQCHIP_AFFINITY_PRE_STARTUP,
+ .flags = IRQCHIP_SKIP_SET_WAKE |
+ IRQCHIP_AFFINITY_PRE_STARTUP,
};
static int plic_irq_set_type(struct irq_data *d, unsigned int type)
--
2.37.4
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2022-11-26 19:48 [PATCH] irqchip/sifive-plic: Support wake IRQs Samuel Holland
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