Hi
>
> This looks better :)
>
> On Wed, Apr 03, 2019 at 10:07:40AM +0000, S.j. Wang wrote:
> > @@ -218,7 +218,7 @@ static int fsl_esai_set_dai_sysclk(struct
> > snd_soc_dai *dai, int clk_id, {
> > struct fsl_esai *esai_priv = snd_soc_dai_get_drvdata(dai);
> > struct clk *clksrc = esai_priv->extalclk;
> > - bool tx = clk_id <= ESAI_HCKT_EXTAL;
> > + bool tx = (clk_id <= ESAI_HCKT_EXTAL || esai_priv->synchronous);
> > bool in = dir == SND_SOC_CLOCK_IN;
> > u32 ratio, ecr = 0;
> > unsigned long clk_rate;
> > @@ -253,7 +253,7 @@ static int fsl_esai_set_dai_sysclk(struct
> snd_soc_dai *dai, int clk_id,
> > ecr |= ESAI_ECR_ETI;
> > /* fall through */
>
> Btw, I am also wondering if the fall through here is a bug....
> Because I don't recall that there is a specific reason to fall through here.
> Can you please help confirm? Perhaps we need to submit a separate fix as
> well by replacing it with a "break;".
Yes, I think there is issue here, will submit another patch for it.
>
> > case ESAI_HCKR_EXTAL:
> > - ecr |= ESAI_ECR_ERI;
> > + ecr |= esai_priv->synchronous ? ESAI_ECR_ETI :
> ESAI_ECR_ERI;
> > break;
> > default:
> > return -EINVAL;
>
> > @@ -537,10 +537,18 @@ static int fsl_esai_hw_params(struct
> > snd_pcm_substream *substream,
> >
> > bclk = params_rate(params) * slot_width * esai_priv->slots;
> >
> > - ret = fsl_esai_set_bclk(dai, tx, bclk);
> > + ret = fsl_esai_set_bclk(dai, esai_priv->synchronous || tx, bclk);
> > if (ret)
> > return ret;
> >
> > + mask = ESAI_xCR_xSWS_MASK;
> > + val = ESAI_xCR_xSWS(slot_width, width);
> > +
> > + regmap_update_bits(esai_priv->regmap, REG_ESAI_xCR(tx), mask,
> val);
> > + /* Recording in synchronous mode needs to set TCR also */
> > + if (!tx && esai_priv->synchronous)
> > + regmap_update_bits(esai_priv->regmap, REG_ESAI_TCR,
> mask, val);
> > +
> > /* Use Normal mode to support monaural audio */
> > regmap_update_bits(esai_priv->regmap, REG_ESAI_xCR(tx),
> > ESAI_xCR_xMOD_MASK,
> params_channels(params) > 1 ?
> > @@ -556,10 +564,9 @@ static int fsl_esai_hw_params(struct
> > snd_pcm_substream *substream,
> >
> > regmap_update_bits(esai_priv->regmap, REG_ESAI_xFCR(tx), mask,
> val);
> >
> > - mask = ESAI_xCR_xSWS_MASK | (tx ? ESAI_xCR_PADC : 0);
> > - val = ESAI_xCR_xSWS(slot_width, width) | (tx ? ESAI_xCR_PADC : 0);
> > -
> > - regmap_update_bits(esai_priv->regmap, REG_ESAI_xCR(tx), mask,
> val);
> > + if (tx)
> > + regmap_update_bits(esai_priv->regmap, REG_ESAI_TCR,
> > + ESAI_xCR_PADC, ESAI_xCR_PADC);
>
> Mind aligning the indentation here like the one below?
> regmap_update_bits(esai_priv->regmap, REG_ESAI_TCR,
> ESAI_xCR_PADC, ESAI_xCR_PADC);
Ok. Will send v3.
>
> Once you fix the indentation, add this:
>
> Acked-by: Nicolin Chen <nicoleots...@gmail.com>
>
> Thanks
