target-ppc: Trivial cleanups in mmu_helper.c

This removes the never-used pte64_invalidate() function, and makes
ppcmas_tlb_check() static, since it's only used within that file.
Signed-off-by: NDavid Gibson <david@gibson.dropbear.id.au>
Signed-off-by: NAlexander Graf <agraf@suse.de>

target-ppc/cpu.h

@@ -1167,9 +1167,6 @@ void store_40x_dbcr0 (CPUPPCState *env, uint32_t val);
 void store_40x_sler (CPUPPCState *env, uint32_t val);
 void store_booke_tcr (CPUPPCState *env, target_ulong val);
 void store_booke_tsr (CPUPPCState *env, target_ulong val);
-int ppcmas_tlb_check(CPUPPCState *env, ppcmas_tlb_t *tlb,
-                     hwaddr *raddrp, target_ulong address,
-                     uint32_t pid);
 void ppc_tlb_invalidate_all (CPUPPCState *env);
 void ppc_tlb_invalidate_one (CPUPPCState *env, target_ulong addr);
 #endif

target-ppc/mmu_helper.c

@@ -98,11 +98,6 @@ static inline int pte64_is_valid(target_ulong pte0)
 {
     return pte0 & 0x0000000000000001ULL ? 1 : 0;
 }
-
-static inline void pte64_invalidate(target_ulong *pte0)
-{
-    *pte0 &= ~0x0000000000000001ULL;
-}
 #endif
 
 #define PTE_PTEM_MASK 0x7FFFFFBF
@@ -1309,7 +1304,7 @@ static hwaddr booke206_tlb_to_page_size(CPUPPCState *env,
 }
 
 /* TLB check function for MAS based SoftTLBs */
-int ppcmas_tlb_check(CPUPPCState *env, ppcmas_tlb_t *tlb,
+static int ppcmas_tlb_check(CPUPPCState *env, ppcmas_tlb_t *tlb,
                             hwaddr *raddrp,
                             target_ulong address, uint32_t pid)
 {