ASoC: rt5640: clarify expression

cppcheck warning:

sound/soc/codecs/rt5640.c:1923:61: style: Boolean result is used in
bitwise operation. Clarify expression with
parentheses. [clarifyCondition]
  (pll_code.m_bp ? 0 : pll_code.m_code) << RT5640_PLL_M_SFT |
                                                            ^
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20210302212527.55158-9-pierre-louis.bossart@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/rt5640.c

@@ -1918,10 +1918,10 @@ static int rt5640_set_dai_pll(struct snd_soc_dai *dai, int pll_id, int source,
 		pll_code.n_code, pll_code.k_code);
 
 	snd_soc_component_write(component, RT5640_PLL_CTRL1,
-		pll_code.n_code << RT5640_PLL_N_SFT | pll_code.k_code);
+		(pll_code.n_code << RT5640_PLL_N_SFT) | pll_code.k_code);
 	snd_soc_component_write(component, RT5640_PLL_CTRL2,
-		(pll_code.m_bp ? 0 : pll_code.m_code) << RT5640_PLL_M_SFT |
-		pll_code.m_bp << RT5640_PLL_M_BP_SFT);
+		((pll_code.m_bp ? 0 : pll_code.m_code) << RT5640_PLL_M_SFT) |
+		(pll_code.m_bp << RT5640_PLL_M_BP_SFT));
 
 	rt5640->pll_in = freq_in;
 	rt5640->pll_out = freq_out;