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SubjectRe: [RFC PATCH 09/40] soundwire: cadence_master: fix usage of CONFIG_UPDATE
On 25-07-19, 18:40, Pierre-Louis Bossart wrote:

> int sdw_cdns_enable_interrupt(struct sdw_cdns *cdns)
> {
> - int ret;
> -
> _cdns_enable_interrupt(cdns);
> - ret = cdns_clear_bit(cdns, CDNS_MCP_CONFIG_UPDATE,
> - CDNS_MCP_CONFIG_UPDATE_BIT);
> - if (ret < 0)
> - dev_err(cdns->dev, "Config update timedout\n");

I was expecting cdns_update_config() to be invoked here??

>
> - return ret;
> + return 0;

It would be better if we return a value here a not success always

> @@ -943,7 +953,10 @@ int sdw_cdns_init(struct sdw_cdns *cdns)
>
> cdns_writel(cdns, CDNS_MCP_CONFIG, val);
>
> - return 0;
> + /* commit changes */
> + ret = cdns_update_config(cdns);
> +
> + return ret;

return cdns_update_config()

--
~Vinod

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