Re: [PATCH 04/16] soundwire: cadence: handle error cases with CONFIG_UPDATE

From: Vinod Koul
Date: Fri Mar 13 2020 - 08:09:02 EST


On 11-03-20, 13:41, Pierre-Louis Bossart wrote:
> config_update() may time out or cannot be use in ClockStopMode
>
> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
> ---
> drivers/soundwire/cadence_master.c | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/drivers/soundwire/cadence_master.c b/drivers/soundwire/cadence_master.c
> index 71cba2585151..4089c271305a 100644
> --- a/drivers/soundwire/cadence_master.c
> +++ b/drivers/soundwire/cadence_master.c
> @@ -239,6 +239,11 @@ static int cdns_config_update(struct sdw_cdns *cdns)
> {
> int ret;
>
> + if (sdw_cdns_is_clock_stop(cdns)) {
> + dev_err(cdns->dev, "Cannot program MCP_CONFIG_UPDATE in ClockStopMode\n");

This looks fine but duplicates the log, so maybe you can remove from
here or preceding patch... Or use single line as I suggested in that
patch and keep this as is.

--
~Vinod