diff mbox series

[v21,21/39] ASoC: qcom: qdsp6: Ensure PCM format is supported by USB audio device

Message ID 20240507195116.9464-22-quic_wcheng@quicinc.com
State Superseded
Headers show
Series Introduce QC USB SND audio offloading support | expand

Commit Message

Wesley Cheng May 7, 2024, 7:50 p.m. UTC 
Check for if the PCM format is supported during the hw_params callback.  If
the profile is not supported then the userspace ALSA entity will receive an
error, and can take further action.

Signed-off-by: Wesley Cheng <quic_wcheng@quicinc.com>
---
 sound/soc/qcom/qdsp6/q6usb.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/sound/soc/qcom/qdsp6/q6usb.c b/sound/soc/qcom/qdsp6/q6usb.c
index 00cba1021dc6..ee082d2fe786 100644
--- a/sound/soc/qcom/qdsp6/q6usb.c
+++ b/sound/soc/qcom/qdsp6/q6usb.c
@@ -46,7 +46,11 @@  static int q6usb_hw_params(struct snd_pcm_substream *substream,
 			   struct snd_pcm_hw_params *params,
 			   struct snd_soc_dai *dai)
 {
-	return 0;
+	struct q6usb_port_data *data = dev_get_drvdata(dai->dev);
+	int direction = substream->stream;
+
+	return snd_soc_usb_find_supported_format(data->active_usb_chip_idx,
+					params, direction);
 }
 
 static const struct snd_soc_dai_ops q6usb_ops = {