linux-kernel - Re: [PATCH v6 4/7] ASoC: tas2562: Add rx and tx slot programming

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Date:   Wed, 24 Jun 2020 17:08:32 -0500
From:   Dan Murphy <dmurphy@...com>
To:     <lgirdwood@...il.com>, <broonie@...nel.org>, <perex@...ex.cz>,
        <tiwai@...e.com>
CC:     <alsa-devel@...a-project.org>, <linux-kernel@...r.kernel.org>,
        <robh@...nel.org>, <devicetree@...r.kernel.org>
Subject: Re: [PATCH v6 4/7] ASoC: tas2562: Add rx and tx slot programming

Hello

On 6/24/20 12:49 PM, Dan Murphy wrote:
> Add programming for the tdm slots for both tx and rx offsets.
>
> Signed-off-by: Dan Murphy <dmurphy@...com>
> ---
>   sound/soc/codecs/tas2562.c | 17 ++++++++++++++++-
>   sound/soc/codecs/tas2562.h |  4 ++++
>   2 files changed, 20 insertions(+), 1 deletion(-)
>
> diff --git a/sound/soc/codecs/tas2562.c b/sound/soc/codecs/tas2562.c
> index d26e30a2948c..2f1d4b697f01 100644
> --- a/sound/soc/codecs/tas2562.c
> +++ b/sound/soc/codecs/tas2562.c
> @@ -208,6 +208,22 @@ static int tas2562_set_dai_tdm_slot(struct snd_soc_dai *dai,
>   	if (ret < 0)
>   		return ret;
>   
> +	if (tx_mask > TAS2562_TX_OFF_MAX) {
> +		dev_err(tas2562->dev, "TX slot is larger then %d",
> +			TAS2562_TX_OFF_MAX);
> +		return -EINVAL;
> +	}
> +
> +	ret = snd_soc_component_update_bits(component, TAS2562_TDM_CFG1,
> +					    TAS2562_RX_OFF_MASK, rx_mask << 1);
> +	if (ret < 0)
> +		return ret;
> +
> +	ret = snd_soc_component_update_bits(component, TAS2562_TDM_CFG4,
> +					    TAS2562_TX_OFF_MASK, tx_mask << 1);
> +	if (ret < 0)
> +		return ret;
> +

I need to fix this patch to remove the slot programming during dai_fmt 
as the code is not correct and resets the slots

Dan