Re: [PATCH 5/8] ASoC: tegra: set edge mode for TDM correctly

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On 17/09/2019 19:12, Ben Dooks wrote:
> In TDM, use the negative edge to drive data and the positive edge to sample
> data.
> 
> Signed-off-by: Ben Dooks <ben.dooks@xxxxxxxxxxxxxxx>
> ---
>  sound/soc/tegra/tegra30_i2s.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/sound/soc/tegra/tegra30_i2s.c b/sound/soc/tegra/tegra30_i2s.c
> index 4222839b63bd..d75ce12fe177 100644
> --- a/sound/soc/tegra/tegra30_i2s.c
> +++ b/sound/soc/tegra/tegra30_i2s.c
> @@ -117,6 +117,8 @@ static int tegra30_i2s_set_fmt(struct snd_soc_dai *dai,
>  	}
>  
>  	pm_runtime_get_sync(dai->dev);
> +	regmap_update_bits(i2s->regmap, TEGRA30_I2S_CH_CTRL_EGDE_CTRL_MASK,
> +			   i2s->is_tdm ? TEGRA30_I2S_CH_CTRL_EGDE_CTRL_NEG_EDGE : 0);
>  	regmap_update_bits(i2s->regmap, TEGRA30_I2S_CTRL, mask, val);
>  	pm_runtime_put(dai->dev);

I would rather set this in the case statement above where the format is
parsed and again drop this 'is_tdm' variable.

Jon

-- 
nvpublic



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