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 <nicoleotsuka@xxxxxxxxx>
---
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
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