Re: [PATCH] ASoC: fsl: sai: Reduce underrun when stream starts

2019-03-08 Thread Daniel Baluta
On Fri, Mar 8, 2019 at 6:16 PM Fabio Estevam wrote: > > Hi Daniel, > > On Fri, Mar 8, 2019 at 1:09 PM Daniel Baluta wrote: > > > > From: Shengjiu Wang > > > > Write initial words into SAI FIFO to reduce the underrun > > error. > > Please provide a better explanation. Hi Fabio, Fair enough, wil

Re: [PATCH] ASoC: fsl: sai: Reduce underrun when stream starts

2019-03-08 Thread Fabio Estevam
Hi Daniel, On Fri, Mar 8, 2019 at 1:09 PM Daniel Baluta wrote: > > From: Shengjiu Wang > > Write initial words into SAI FIFO to reduce the underrun > error. Please provide a better explanation. Why does performing these writes help? Also, the commit message says "reduce", so it seems this is

[PATCH] ASoC: fsl: sai: Reduce underrun when stream starts

2019-03-08 Thread Daniel Baluta
From: Shengjiu Wang Write initial words into SAI FIFO to reduce the underrun error. Signed-off-by: Shengjiu Wang Signed-off-by: Daniel Baluta --- sound/soc/fsl/fsl_sai.c | 7 +++ 1 file changed, 7 insertions(+) diff --git a/sound/soc/fsl/fsl_sai.c b/sound/soc/fsl/fsl_sai.c index db9e0872