Re: [PATCH 2/3] soundwire: cadence_master: add debugfs register dump

[Greg KH]

On Fri, Aug 09, 2019 at 05:43:40PM -0500, Pierre-Louis Bossart wrote:
> +/**
> + * sdw_cdns_debugfs_init() - Cadence debugfs init
> + * @cdns: Cadence instance
> + * @root: debugfs root
> + */
> +void sdw_cdns_debugfs_init(struct sdw_cdns *cdns, struct dentry *root)
> +{
> +	debugfs_create_file("cdns-registers", 0400, root, cdns, &cdns_reg_fops);
> +}
> +EXPORT_SYMBOL_GPL(sdw_cdns_debugfs_init);

You create this function but never actually call it.  Don't add apis
that no one uses :(

thanks,

greg k-h