diff options
Diffstat (limited to 'drivers/soundwire')
-rw-r--r-- | drivers/soundwire/cadence_master.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/soundwire/cadence_master.c b/drivers/soundwire/cadence_master.c index 1bfdc1d4fcb1..d7f01d39767b 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"); + return -EINVAL; + } + ret = cdns_clear_bit(cdns, CDNS_MCP_CONFIG_UPDATE, CDNS_MCP_CONFIG_UPDATE_BIT); if (ret < 0) |