mips: check for dsp presence only once before save/restore

{save,restore}_dsp() internally checks if the cpu has dsp support.
Therefore, explicit check is not required before calling them in
{save,restore}_processor_state()
Signed-off-by: Aurabindo Jayamohanan <mail@aurabindo.in>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: ralf@linux-mips.org
Cc: jhogan@kernel.org
Cc: alexios.zavras@intel.com
Cc: gregkh@linuxfoundation.org
Cc: armijn@tjaldur.nl
Cc: allison@lohutok.net
Cc: tglx@linutronix.de
Cc: linux-mips@vger.kernel.org
Cc: linux-kernel@vger.kernel.org

arch/mips/power/cpu.c

@@ -19,7 +19,7 @@ void save_processor_state(void)
 
 	if (is_fpu_owner())
 		save_fp(current);
-	if (cpu_has_dsp)
+
 	save_dsp(current);
 }
 
@@ -29,7 +29,7 @@ void restore_processor_state(void)
 
 	if (is_fpu_owner())
 		restore_fp(current);
-	if (cpu_has_dsp)
+
 	restore_dsp(current);
 }