ARCv2: SMP: Push IPI_IRQ into IPI provider

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>

arch/arc/include/asm/irq.h

@@ -19,7 +19,6 @@
 #else
 #define TIMER0_IRQ      16
 #define TIMER1_IRQ      17
-#define IPI_IRQ         19
 #endif
 
 #include <linux/interrupt.h>

arch/arc/kernel/mcip.c

@@ -15,6 +15,7 @@
 #include <asm/mcip.h>
 #include <asm/setup.h>
 
+#define IPI_IRQ		19
 #define SOFTIRQ_IRQ	21
 
 static char smp_cpuinfo_buf[128];