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authorHuacai Chen <[email protected]>2015-03-12 11:51:06 +0800
committerRalf Baechle <[email protected]>2015-03-25 13:47:55 +0100
commit0add9c2f1cff9f3f1f2eb7e9babefa872a9d14b9 (patch)
treefd95453b9ab36e857f096df17a18327783d59ef6
parent2ec459f2a77b808c1e5a3616c88b613d3f720c8d (diff)
MIPS: Loongson-3: Add IRQF_NO_SUSPEND to Cascade irqaction
HPET irq is routed to i8259 and then to MIPS CPU irq (cascade). After commit a3e6c1eff5 (MIPS: IRQ: Fix disable_irq on CPU IRQs), if without IRQF_NO_SUSPEND in cascade_irqaction, HPET interrupts will lost during suspend. The result is machine cannot be waken up. Signed-off-by: Huacai Chen <[email protected]> Cc: <[email protected]> Cc: Steven J. Hill <[email protected]> Cc: [email protected] Cc: Fuxin Zhang <[email protected]> Cc: Zhangjin Wu <[email protected]> Patchwork: https://patchwork.linux-mips.org/patch/9528/ Signed-off-by: Ralf Baechle <[email protected]>
-rw-r--r--arch/mips/loongson/loongson-3/irq.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/mips/loongson/loongson-3/irq.c b/arch/mips/loongson/loongson-3/irq.c
index 21221edda7a9..0f75b6b3d218 100644
--- a/arch/mips/loongson/loongson-3/irq.c
+++ b/arch/mips/loongson/loongson-3/irq.c
@@ -44,6 +44,7 @@ void mach_irq_dispatch(unsigned int pending)
static struct irqaction cascade_irqaction = {
.handler = no_action,
+ .flags = IRQF_NO_SUSPEND,
.name = "cascade",
};