powerpc/mpic: Make distribute_irqs obey MPIC_SINGLE_DEST_CPU

Previously we were setting an illegal configuration on mpc85xx
MPICs if CONFIG_IRQ_ALL_CPUS is enabled (which for some reason it is
in mpc85xx_smp_defconfig).

Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index 3b2efd41abf24d76710e0b38b176870c0e37f502..66944255520d188b64e35c526079392c69715cbe 100644 (file)
--- a/arch/powerpc/sysdev/mpic.c
+++ b/arch/powerpc/sysdev/mpic.c
@@ -54,7 +54,7 @@ static DEFINE_RAW_SPINLOCK(mpic_lock);
 
 #ifdef CONFIG_PPC32    /* XXX for now */
 #ifdef CONFIG_IRQ_ALL_CPUS
-#define distribute_irqs        (1)
+#define distribute_irqs        (!(mpic->flags & MPIC_SINGLE_DEST_CPU))
 #else
 #define distribute_irqs        (0)
 #endif