blackfin: smp: add suspend and wakeup irq flags

Add IRQF_NO_SUSPEND | IRQF_FORCE_RESUME to irq flags, supplement irq should
not be disabled when system do suspend.

Signed-off-by: Steven Miao <realmz6@gmail.com>
Signed-off-by: Bob Liu <lliubbo@gmail.com>

diff --git a/arch/blackfin/mach-bf561/smp.c b/arch/blackfin/mach-bf561/smp.c
index db22401..b2a6b77 100644 (file)
--- a/arch/blackfin/mach-bf561/smp.c
+++ b/arch/blackfin/mach-bf561/smp.c
@@ -114,7 +114,8 @@ void __init platform_request_ipi(int irq, void *handler)
        int ret;
        const char *name = (irq == IRQ_SUPPLE_0) ? supple0 : supple1;
 
-       ret = request_irq(irq, handler, IRQF_PERCPU, name, handler);
+       ret = request_irq(irq, handler, IRQF_PERCPU | IRQF_NO_SUSPEND |
+                       IRQF_FORCE_RESUME, name, handler);
        if (ret)
                panic("Cannot request %s for IPI service", name);
 }