[MIPS] Allow hardwiring of the CPU type to a single type for optimization.

This saves a few k on systems which only ever ship with a single CPU type.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/mm/c-tx39.c b/arch/mips/mm/c-tx39.c
index 560a6de..9ea121e 100644
--- a/arch/mips/mm/c-tx39.c
+++ b/arch/mips/mm/c-tx39.c
@@ -69,7 +69,7 @@
 /* TX39H2,TX39H3 */
 static inline void tx39_blast_dcache_page(unsigned long addr)
 {
-	if (current_cpu_data.cputype != CPU_TX3912)
+	if (current_cpu_type() != CPU_TX3912)
 		blast_dcache16_page(addr);
 }
 
@@ -307,7 +307,7 @@
 				  TX39_CONF_DCS_SHIFT));
 
 	current_cpu_data.icache.linesz = 16;
-	switch (current_cpu_data.cputype) {
+	switch (current_cpu_type()) {
 	case CPU_TX3912:
 		current_cpu_data.icache.ways = 1;
 		current_cpu_data.dcache.ways = 1;
@@ -341,7 +341,7 @@
 
 	tx39_probe_cache();
 
-	switch (current_cpu_data.cputype) {
+	switch (current_cpu_type()) {
 	case CPU_TX3912:
 		/* TX39/H core (writethru direct-map cache) */
 		flush_cache_all	= tx39h_flush_icache_all;