Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/ide

[karo-tx-linux.git] / arch / arc / kernel / irq.c

diff --git a/arch/arc/kernel/irq.c b/arch/arc/kernel/irq.c
index 1dd8f2685afc66e8a6af5a02c7e0bb50738617dd..2ee226546c6a821f739a079326ed92ad52fe16b8 100644 (file)
--- a/arch/arc/kernel/irq.c
+++ b/arch/arc/kernel/irq.c
@@ -10,6 +10,7 @@
 #include <linux/interrupt.h>
 #include <linux/irqchip.h>
 #include <asm/mach_desc.h>
+#include <asm/smp.h>
 
 /*
  * Late Interrupt system init called from start_kernel for Boot CPU only
@@ -27,7 +28,10 @@ void __init init_IRQ(void)
        irqchip_init();
 
 #ifdef CONFIG_SMP
-       /* Master CPU can initialize it's side of IPI */
+       /* a SMP H/w block could do IPI IRQ request here */
+       if (plat_smp_ops.init_irq_cpu)
+               plat_smp_ops.init_irq_cpu(smp_processor_id());
+
        if (machine_desc->init_cpu_smp)
                machine_desc->init_cpu_smp(smp_processor_id());
 #endif