sh: Convert SH-3 to new cacheflush interface.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

arch/sh/mm/cache-sh3.c

@@ -32,7 +32,7 @@
  * SIZE: Size of the region.
  */
 
-void __flush_wback_region(void *start, int size)
+static void sh3__flush_wback_region(void *start, int size)
 {
 	unsigned long v, j;
 	unsigned long begin, end;
@@ -71,7 +71,7 @@ void __flush_wback_region(void *start, int size)
  * START: Virtual Address (U0, P1, or P3)
  * SIZE: Size of the region.
  */
-void __flush_purge_region(void *start, int size)
+static void sh3__flush_purge_region(void *start, int size)
 {
 	unsigned long v;
 	unsigned long begin, end;
@@ -90,11 +90,16 @@ void __flush_purge_region(void *start, int size)
 	}
 }
 
-/*
+void __init sh3_cache_init(void)
+{
+	__flush_wback_region = sh3__flush_wback_region;
+	__flush_purge_region = sh3__flush_purge_region;
+
+	/*
 	 * No write back please
 	 *
- * Except I don't think there's any way to avoid the writeback. So we
- * just alias it to __flush_purge_region(). dwmw2.
+	 * Except I don't think there's any way to avoid the writeback.
+	 * So we just alias it to sh3__flush_purge_region(). dwmw2.
 	 */
-void __flush_invalidate_region(void *start, int size)
-	__attribute__((alias("__flush_purge_region")));
+	__flush_invalidate_region = sh3__flush_purge_region;
+}

arch/sh/mm/cache.c

@@ -256,6 +256,12 @@ void __init cpu_cache_init(void)
 		sh2a_cache_init();
 	}
 
+	if (boot_cpu_data.family == CPU_FAMILY_SH3) {
+		extern void __weak sh3_cache_init(void);
+
+		sh3_cache_init();
+	}
+
 	if ((boot_cpu_data.family == CPU_FAMILY_SH4) ||
 	    (boot_cpu_data.family == CPU_FAMILY_SH4A) ||
 	    (boot_cpu_data.family == CPU_FAMILY_SH4AL_DSP)) {