ALSA: usb-audio: Disable low-latency playback for free-wheel mode
authorTakashi Iwai <tiwai@suse.de>
Wed, 29 Sep 2021 08:08:39 +0000 (10:08 +0200)
committerTakashi Iwai <tiwai@suse.de>
Thu, 30 Sep 2021 11:55:21 +0000 (13:55 +0200)
commite581f1cec4f899f788f6c9477f805b1d5fef25e2
treed240f79e8c5befe3fd7a59a785b7398f584fa404
parent9c9a3b9da891cc70405a544da6855700eddcbb71
ALSA: usb-audio: Disable low-latency playback for free-wheel mode

The free-wheel stream operation like dmix may not update the appl_ptr
appropriately, and it doesn't fit with the low-latency playback mode.
Disable the low-latency playback operation when the stream is set up
in such a mode.

Link: https://lore.kernel.org/r/20210929080844.11583-5-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/usb/pcm.c