powerpc: Remove mtmsrd(), use existing mtmsr()

mtmsr() does the right thing on 32bit and 64bit, so use it everywhere.
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

arch/powerpc/include/asm/reg.h

@@ -1193,8 +1193,7 @@
 #ifdef CONFIG_PPC_BOOK3S_64
 #define __mtmsrd(v, l)	asm volatile("mtmsrd %0," __stringify(l) \
 				     : : "r" (v) : "memory")
-#define mtmsrd(v)	__mtmsrd((v), 0)
-#define mtmsr(v)	mtmsrd(v)
+#define mtmsr(v)	__mtmsrd((v), 0)
 #else
 #define mtmsr(v)	asm volatile("mtmsr %0" : \
 				     : "r" ((unsigned long)(v)) \

arch/powerpc/oprofile/op_model_power4.c

@@ -207,7 +207,7 @@ static int power4_start(struct op_counter_config *ctr)
 	unsigned int mmcr0;
 
 	/* set the PMM bit (see comment below) */
-	mtmsrd(mfmsr() | MSR_PMM);
+	mtmsr(mfmsr() | MSR_PMM);
 
 	for (i = 0; i < cur_cpu_spec->num_pmcs; ++i) {
 		if (ctr[i].enabled) {
@@ -377,7 +377,7 @@ static void power4_handle_interrupt(struct pt_regs *regs,
 	is_kernel = get_kernel(pc, mmcra);
 
 	/* set the PMM bit (see comment below) */
-	mtmsrd(mfmsr() | MSR_PMM);
+	mtmsr(mfmsr() | MSR_PMM);
 
 	/* Check that the SIAR  valid bit in MMCRA is set to 1. */
 	if ((mmcra & MMCRA_SIAR_VALID_MASK) == MMCRA_SIAR_VALID_MASK)