Re: [PATCH v5] ASoC: TSCS42xx: Add support for Tempo Semiconductor's TSCS42xx audio CODEC

From: Charles Keepax
Date: Tue Dec 12 2017 - 08:05:56 EST


On Mon, Dec 11, 2017 at 01:54:25PM -0600, Steven Eckhoff wrote:
> Currently there is no support for the TSCS42xx audio CODEC.
>
> Add support for it.
>
> v5 attempts to address all issues raised in the previous reviews.
>
> Thank you to everyone who has invested their time reviewing these
> patches.
>
> Acked-by: Philippe Ombredanne <pombredanne@xxxxxxxx>
> Signed-off-by: Steven Eckhoff <steven.eckhoff.opensource@xxxxxxxxx>
> ---
> +int bytes_tlv_callback(struct snd_kcontrol *kcontrol, int op_flag,
> + unsigned int size, unsigned int __user *tlv)
> +{
> + struct tscs_dsp_ctl *ctl =
> + (struct tscs_dsp_ctl *)kcontrol->private_value;
> + struct soc_bytes_ext *params = &ctl->bytes_ext;
> + unsigned int count = size < params->max ? size : params->max;
> + int ret = -ENXIO;
> +
> + switch (op_flag) {
> + case SNDRV_CTL_TLV_OP_READ:
> + if (params->get)
> + ret = params->get(kcontrol, tlv, count);
> + break;
> + case SNDRV_CTL_TLV_OP_WRITE:
> + if (params->put)
> + ret = params->put(kcontrol, tlv, count);
> + break;
> + }
> + return ret;
> +}

Should this function be removed, I am assuming it is a hang over
from the earlier TLV implementation?

Thanks,
Charles