> If a PCM device is already in use, the check will return an error to > userspace notifying that the stream is currently busy. This ensures that > only one path is using the USB substream. What was the point of having a "USB Mixer" then?
- Follow-Ups:
- References:
- [PATCH v21 00/39] Introduce QC USB SND audio offloading support
- From: Wesley Cheng
- [PATCH v21 22/39] ALSA: usb-audio: Prevent starting of audio stream if in use
- From: Wesley Cheng
- [PATCH v21 00/39] Introduce QC USB SND audio offloading support
- Prev by Date: Re: [PATCH v21 11/39] ASoC: qcom: qdsp6: Add USB backend ASoC driver for Q6
- Next by Date: Re: [PATCH v21 26/39] ASoC: qcom: qdsp6: Add support to track available USB PCM devices
- Previous by thread: [PATCH v21 22/39] ALSA: usb-audio: Prevent starting of audio stream if in use
- Next by thread: Re: [PATCH v21 22/39] ALSA: usb-audio: Prevent starting of audio stream if in use
- Index(es):
 |