From 0add9c2f1cff9f3f1f2eb7e9babefa872a9d14b9 Mon Sep 17 00:00:00 2001 From: Huacai Chen Date: Thu, 12 Mar 2015 11:51:06 +0800 Subject: 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 Cc: Cc: Steven J. Hill Cc: linux-mips@linux-mips.org Cc: Fuxin Zhang Cc: Zhangjin Wu Patchwork: https://patchwork.linux-mips.org/patch/9528/ Signed-off-by: Ralf Baechle --- arch/mips/loongson/loongson-3/irq.c | 1 + 1 file changed, 1 insertion(+) (limited to 'arch/mips/loongson/loongson-3/irq.c') 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", }; -- cgit v1.2.3-59-g8ed1b