[IA64] Support irq migration across domain

Add support for IRQ migration across vector domain.

Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>

2 files changed, 3 insertions, 0 deletions

diff --git a/include/asm-ia64/hw_irq.h b/include/asm-ia64/hw_irq.h
index 97ea3900d74a..efa1b8f7251d 100644
--- a/include/asm-ia64/hw_irq.h
+++ b/include/asm-ia64/hw_irq.h
@@ -106,6 +106,7 @@ extern int assign_irq_vector (int irq);	/* allocate a free vector */
 extern void free_irq_vector (int vector);
 extern int reserve_irq_vector (int vector);
 extern void __setup_vector_irq(int cpu);
+extern int reassign_irq_vector(int irq, int cpu);
 extern void ia64_send_ipi (int cpu, int vector, int delivery_mode, int redirect);
 extern void register_percpu_irq (ia64_vector vec, struct irqaction *action);
 extern int check_irq_used (int irq);
diff --git a/include/asm-ia64/iosapic.h b/include/asm-ia64/iosapic.h
index 09bdc3898df8..b8f712859140 100644
--- a/include/asm-ia64/iosapic.h
+++ b/include/asm-ia64/iosapic.h
@@ -47,6 +47,8 @@
 #define IOSAPIC_MASK_SHIFT              16
 #define IOSAPIC_MASK                    (1<<IOSAPIC_MASK_SHIFT)
 
+#define IOSAPIC_VECTOR_MASK             0xffffff00
+
 #ifndef __ASSEMBLY__
 
 #ifdef CONFIG_IOSAPIC