MIPS: Fix MSA toolchain support detection.

The '-mmsa' option is not supported by all current compilers. Change
the detection to instead pass the option directly to the assembler.

Signed-off-by: Steven J. Hill <Steven.Hill@imgtec.com>
Reviewed-by: Paul Burton <Paul.Burton@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: http://patchwork.linux-mips.org/patch/6835/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --git a/arch/mips/Makefile b/arch/mips/Makefile
index 60a359c..78bab83 100644 (file)
--- a/arch/mips/Makefile
+++ b/arch/mips/Makefile
@@ -120,7 +120,7 @@ cflags-$(CONFIG_SB1XXX_CORELIS)     += $(call cc-option,-mno-sched-prolog) \
                                   -fno-omit-frame-pointer
 
 ifeq ($(CONFIG_CPU_HAS_MSA),y)
-toolchain-msa                  := $(call cc-option-yn,-mhard-float -mfp64 -mmsa)
+toolchain-msa  := $(call cc-option-yn,-mhard-float -mfp64 -Wa$(comma)-mmsa)
 cflags-$(toolchain-msa)                += -DTOOLCHAIN_SUPPORTS_MSA
 endif