[POWERPC] Make ppc64_defconfig without CONFIG_PPC_PSERIES build

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/arch/powerpc/lib/locks.c b/arch/powerpc/lib/locks.c
index 80b482c..79d0fa3 100644
--- a/arch/powerpc/lib/locks.c
+++ b/arch/powerpc/lib/locks.c
@@ -43,9 +43,11 @@
 	if (firmware_has_feature(FW_FEATURE_ISERIES))
 		HvCall2(HvCallBaseYieldProcessor, HvCall_YieldToProc,
 			((u64)holder_cpu << 32) | yield_count);
+#ifdef CONFIG_PPC_SPLPAR
 	else
 		plpar_hcall_norets(H_CONFER,
 			get_hard_smp_processor_id(holder_cpu), yield_count);
+#endif
 }
 
 /*
@@ -72,9 +74,11 @@
 	if (firmware_has_feature(FW_FEATURE_ISERIES))
 		HvCall2(HvCallBaseYieldProcessor, HvCall_YieldToProc,
 			((u64)holder_cpu << 32) | yield_count);
+#ifdef CONFIG_PPC_SPLPAR
 	else
 		plpar_hcall_norets(H_CONFER,
 			get_hard_smp_processor_id(holder_cpu), yield_count);
+#endif
 }
 #endif