[PATCH] ASoC: mmp-sspa: clear transmit phase bit for non-stereo formats

Kyle Russell bkylerussell at gmail.com
Fri Nov 6 09:59:05 EST 2020


The transmit phase register value is never cleared during hw params.
So once hw params sets this bit to handle a two channel format, it
remains configured for dual-phase, which is not desirable for mono
playback.

Signed-off-by: Kyle Russell <bkylerussell at gmail.com>
---
 sound/soc/pxa/mmp-sspa.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sound/soc/pxa/mmp-sspa.c b/sound/soc/pxa/mmp-sspa.c
index 4255851c71c1..52d4d8ace1c3 100644
--- a/sound/soc/pxa/mmp-sspa.c
+++ b/sound/soc/pxa/mmp-sspa.c
@@ -239,6 +239,7 @@ static int mmp_sspa_hw_params(struct snd_pcm_substream *substream,
 		return -EINVAL;
 	}
 
+	sspa_ctrl &= ~SSPA_CTL_XPH;
 	if (dev->of_node || params_channels(params) == 2)
 		sspa_ctrl |= SSPA_CTL_XPH;
 
-- 
2.25.1




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