[MIPS] SNI: MIPS_CPU_IRQ_BASE cleanup

Use MIPS_CPU_IRQ_BASE instead of own define.

Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/sni/pcimt.c b/arch/mips/sni/pcimt.c
index 6c0dad7..39e5b4a 100644
--- a/arch/mips/sni/pcimt.c
+++ b/arch/mips/sni/pcimt.c
@@ -336,9 +336,9 @@
 	u32 pending = (read_c0_cause() & read_c0_status());
 
 	if (pending & C_IRQ5)
-		do_IRQ (SNI_MIPS_IRQ_CPU_BASE + 7);
+		do_IRQ (MIPS_CPU_IRQ_BASE + 7);
 	else if (pending & C_IRQ4)
-		do_IRQ (SNI_MIPS_IRQ_CPU_BASE + 6);
+		do_IRQ (MIPS_CPU_IRQ_BASE + 6);
 	else if (pending & C_IRQ3)
 		pcimt_hwint3();
 	else if (pending & C_IRQ1)