powerpc/cell: Make spu_flush_all_slbs() generic

This moves spu_flush_all_slbs() into a generic call copro_flush_all_slbs().

This will be useful when we add cxl which also needs a similar SLB flush call.

Signed-off-by: Ian Munsie <imunsie@au1.ibm.com>
Signed-off-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
diff --git a/arch/powerpc/mm/slice.c b/arch/powerpc/mm/slice.c
index 86f6a75..8d7bda9 100644
--- a/arch/powerpc/mm/slice.c
+++ b/arch/powerpc/mm/slice.c
@@ -33,7 +33,7 @@
 #include <linux/hugetlb.h>
 #include <asm/mman.h>
 #include <asm/mmu.h>
-#include <asm/spu.h>
+#include <asm/copro.h>
 #include <asm/hugetlb.h>
 
 /* some sanity checks */
@@ -234,9 +234,7 @@
 
 	spin_unlock_irqrestore(&slice_convert_lock, flags);
 
-#ifdef CONFIG_SPU_BASE
-	spu_flush_all_slbs(mm);
-#endif
+	copro_flush_all_slbs(mm);
 }
 
 /*
@@ -673,9 +671,7 @@
 
 	spin_unlock_irqrestore(&slice_convert_lock, flags);
 
-#ifdef CONFIG_SPU_BASE
-	spu_flush_all_slbs(mm);
-#endif
+	copro_flush_all_slbs(mm);
 }
 
 void slice_set_range_psize(struct mm_struct *mm, unsigned long start,