[MIPS] SMTC: Move MIPS_CPU_IPI_IRQ definition into header.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/kernel/smtc.c b/arch/mips/kernel/smtc.c
index 16aa5d3..43826c1 100644
--- a/arch/mips/kernel/smtc.c
+++ b/arch/mips/kernel/smtc.c
@@ -28,8 +28,6 @@
* This file should be built into the kernel only if CONFIG_MIPS_MT_SMTC is set.
*/
-#define MIPS_CPU_IPI_IRQ 1
-
#define LOCK_MT_PRA() \
local_irq_save(flags); \
mtflags = dmt()
diff --git a/include/asm-mips/smtc.h b/include/asm-mips/smtc.h
index 44dfa4a..ff3e893 100644
--- a/include/asm-mips/smtc.h
+++ b/include/asm-mips/smtc.h
@@ -55,4 +55,14 @@
#define PARKED_INDEX ((unsigned int)0x80000000)
+/*
+ * Define low-level interrupt mask for IPIs, if necessary.
+ * By default, use SW interrupt 1, which requires no external
+ * hardware support, but which works only for single-core
+ * MIPS MT systems.
+ */
+#ifndef MIPS_CPU_IPI_IRQ
+#define MIPS_CPU_IPI_IRQ 1
+#endif
+
#endif /* _ASM_SMTC_MT_H */