[ARM] 4394/1: ARMv7: Add the TLB range operations

We are currently using the ARMv6 operations but need to duplicate some
of the code because of the introduction of the new CPU barrier
instructions in ARMv7.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

include/asm-arm/tlbflush.h

@@ -138,6 +138,19 @@
 # define v6wbi_always_flags	(-1UL)
 #endif
 
+#ifdef CONFIG_CPU_TLB_V7
+# define v7wbi_possible_flags	v6wbi_tlb_flags
+# define v7wbi_always_flags	v6wbi_tlb_flags
+# ifdef _TLB
+#  define MULTI_TLB 1
+# else
+#  define _TLB v7wbi
+# endif
+#else
+# define v7wbi_possible_flags	0
+# define v7wbi_always_flags	(-1UL)
+#endif
+
 #ifndef _TLB
 #error Unknown TLB model
 #endif