linux-kernel - [PATCH] ASoC : fsl_ssi : Correct the condition to check AC97 mode

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Message-ID: <20161228110636.GA14768@ubuntu>
Date:   Wed, 28 Dec 2016 11:06:44 +0000
From:   "Harisangam, Sharvari (S.)" <sharvari.harisangam@...teon.com>
To:     Timur Tabi <timur@...i.org>, Nicolin Chen <nicoleotsuka@...il.com>,
        "Xiubo Li" <Xiubo.Lee@...il.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.de>
CC:     "alsa-devel@...a-project.org" <alsa-devel@...a-project.org>,
        "linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: [PATCH]  ASoC : fsl_ssi : Correct the condition to check AC97 mode

 Corrected the condition to check if ssi is configured for AC97
 mode. Other modes like dsp_a also satisfy the ANDing condition.

Signed-off-by: Sharvari Harisangam <sharvari.harisangam@...teon.com>
---
 sound/soc/fsl/fsl_ssi.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c
index ca6f6b1..4fbb7a2 100644
--- a/sound/soc/fsl/fsl_ssi.c
+++ b/sound/soc/fsl/fsl_ssi.c
@@ -317,7 +317,8 @@ MODULE_DEVICE_TABLE(of, fsl_ssi_ids);
 
 static bool fsl_ssi_is_ac97(struct fsl_ssi_private *ssi_private)
 {
-	return !!(ssi_private->dai_fmt & SND_SOC_DAIFMT_AC97);
+	return !!(ssi_private->dai_fmt & SND_SOC_DAIFMT_AC97) ==
+		SND_SOC_DAIFMT_AC97;
 }
 
 static bool fsl_ssi_is_i2s_master(struct fsl_ssi_private *ssi_private)
@@ -1016,7 +1017,7 @@ static int _fsl_ssi_set_dai_fmt(struct device *dev,
 				CCSR_SSI_SCR_TCH_EN);
 	}
 
-	if (fmt & SND_SOC_DAIFMT_AC97)
+	if ((fmt & SND_SOC_DAIFMT_AC97) == SND_SOC_DAIFMT_AC97)
 		fsl_ssi_setup_ac97(ssi_private);
 
 	return 0;
-- 
2.7.4