The maximum slot number of CS53L30 is 4 while it should support the situation that's less than 4 channels based on the rx_mask.
So when the driver validates the last slot location, it should check the last active slot instead of always the 4th one. Signed-off-by: Nicolin Chen <[email protected]> --- sound/soc/codecs/cs53l30.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sound/soc/codecs/cs53l30.c b/sound/soc/codecs/cs53l30.c index 5988b5c..fd5502e 100644 --- a/sound/soc/codecs/cs53l30.c +++ b/sound/soc/codecs/cs53l30.c @@ -809,8 +809,8 @@ static int cs53l30_set_dai_tdm_slot(struct snd_soc_dai *dai, return -EINVAL; } - /* Validate the last CS53L30 slot */ - slot_next = loc[CS53L30_TDM_SLOT_MAX - 1] + slot_step - 1; + /* Validate the last active CS53L30 slot */ + slot_next = loc[i - 1] + slot_step - 1; if (slot_next > 47) { dev_err(dai->dev, "slot selection out of bounds: %u\n", slot_next); -- 2.1.4
