linux-kernel - [PATCH] ASoC: topology: Modify clock gating parameter parsing to switch

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Message-Id: <20180416175644.30081-1-k.marinushkin@gmail.com>
Date:   Mon, 16 Apr 2018 19:56:44 +0200
From:   Kirill Marinushkin <k.marinushkin@...il.com>
To:     Mark Brown <broonie@...nel.org>
Cc:     Kirill Marinushkin <k.marinushkin@...il.com>,
        Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>,
        Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.de>,
        Pan Xiuli <xiuli.pan@...ux.intel.com>,
        Liam Girdwood <liam.r.girdwood@...ux.intel.com>,
        linux-kernel@...r.kernel.org, alsa-devel@...a-project.org
Subject: [PATCH] ASoC: topology: Modify clock gating parameter parsing to switch

This improves the coding style of this piece of code.

Signed-off-by: Kirill Marinushkin <k.marinushkin@...il.com>
Cc: Mark Brown <broonie@...nel.org>
Cc: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
Cc: Jaroslav Kysela <perex@...ex.cz>
Cc: Takashi Iwai <tiwai@...e.de>
Cc: Pan Xiuli <xiuli.pan@...ux.intel.com>
Cc: Liam Girdwood <liam.r.girdwood@...ux.intel.com>
Cc: linux-kernel@...r.kernel.org
Cc: alsa-devel@...a-project.org
---
 sound/soc/soc-topology.c | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c
index 04f834e6a6b5..802bad7ddcb4 100644
--- a/sound/soc/soc-topology.c
+++ b/sound/soc/soc-topology.c
@@ -1982,11 +1982,19 @@ static void set_link_hw_format(struct snd_soc_dai_link *link,
 		link->dai_fmt = hw_config->fmt & SND_SOC_DAIFMT_FORMAT_MASK;
 
 		/* clock gating */
-		if (hw_config->clock_gated == SND_SOC_TPLG_DAI_CLK_GATE_GATED)
+		switch (hw_config->clock_gated) {
+		case SND_SOC_TPLG_DAI_CLK_GATE_GATED:
 			link->dai_fmt |= SND_SOC_DAIFMT_GATED;
-		else if (hw_config->clock_gated ==
-			 SND_SOC_TPLG_DAI_CLK_GATE_CONT)
+			break;
+
+		case SND_SOC_TPLG_DAI_CLK_GATE_CONT:
 			link->dai_fmt |= SND_SOC_DAIFMT_CONT;
+			break;
+
+		default:
+			/* ignore the value */
+			break;
+		}
 
 		/* clock signal polarity */
 		invert_bclk = hw_config->invert_bclk;
-- 
2.13.6