1 files changed, 17 insertions, 0 deletions

diff --git a/arch/mips/include/asm/smp-ops.h b/arch/mips/include/asm/smp-ops.h
index ef2a8041e78b..73d35b18fb64 100644
--- a/arch/mips/include/asm/smp-ops.h
+++ b/arch/mips/include/asm/smp-ops.h
@@ -13,6 +13,8 @@
 
 #include <linux/errno.h>
 
+#include <asm/mips-cm.h>
+
 #ifdef CONFIG_SMP
 
 #include <linux/cpumask.h>
@@ -43,6 +45,9 @@ static inline void plat_smp_setup(void)
         mp_ops->smp_setup();
 }
 
+extern void gic_send_ipi_single(int cpu, unsigned int action);
+extern void gic_send_ipi_mask(const struct cpumask *mask, unsigned int action);
+
 #else /* !CONFIG_SMP */
 
 struct plat_smp_ops;
@@ -76,6 +81,9 @@ static inline int register_cmp_smp_ops(void)
 #ifdef CONFIG_MIPS_CMP
         extern struct plat_smp_ops cmp_smp_ops;
 
+        if (!mips_cm_present())
+                return -ENODEV;
+
         register_smp_ops(&cmp_smp_ops);
 
         return 0;
@@ -97,4 +105,13 @@ static inline int register_vsmp_smp_ops(void)
 #endif
 }
 
+#ifdef CONFIG_MIPS_CPS
+extern int register_cps_smp_ops(void);
+#else
+static inline int register_cps_smp_ops(void)
+{
+        return -ENODEV;
+}
+#endif
+
 #endif /* __ASM_SMP_OPS_H */