[alsa-devel] [PATCH 1/3 v2] ASoC: fsl_sai: Update is_slave_mode with correct value

Nicolin Chen nicoleotsuka at gmail.com
Mon Apr 22 03:08:47 CEST 2019


On Sun, Apr 21, 2019 at 07:39:08PM +0000, Daniel Baluta wrote:
> is_slave_mode defaults to false because sai structure
> that contains it is kzalloc'ed.
> 
> Anyhow, if we decide to set the following configuration
> SAI slave -> SAI master, is_slave_mode will remain set on true
> although SAI being master it should be set to false.
> 
> Fix this by updating is_slave_mode for each call of
> fsl_sai_set_dai_fmt.
> 
> Signed-off-by: Daniel Baluta <daniel.baluta at nxp.com>

Acked-by: Nicolin Chen <nicoleotsuka at gmail.com>

Thanks

> ---
>  sound/soc/fsl/fsl_sai.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/sound/soc/fsl/fsl_sai.c b/sound/soc/fsl/fsl_sai.c
> index b563004fb89f..d9df98975cf8 100644
> --- a/sound/soc/fsl/fsl_sai.c
> +++ b/sound/soc/fsl/fsl_sai.c
> @@ -268,12 +268,14 @@ static int fsl_sai_set_dai_fmt_tr(struct snd_soc_dai *cpu_dai,
>  	case SND_SOC_DAIFMT_CBS_CFS:
>  		val_cr2 |= FSL_SAI_CR2_BCD_MSTR;
>  		val_cr4 |= FSL_SAI_CR4_FSD_MSTR;
> +		sai->is_slave_mode = false;
>  		break;
>  	case SND_SOC_DAIFMT_CBM_CFM:
>  		sai->is_slave_mode = true;
>  		break;
>  	case SND_SOC_DAIFMT_CBS_CFM:
>  		val_cr2 |= FSL_SAI_CR2_BCD_MSTR;
> +		sai->is_slave_mode = false;
>  		break;
>  	case SND_SOC_DAIFMT_CBM_CFS:
>  		val_cr4 |= FSL_SAI_CR4_FSD_MSTR;
> -- 
> 2.17.1
> 


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