On Thu, 28 Oct 2021 15:03:25 +0200, Takashi Sakamoto wrote: > > A user reports functional regression for Mackie Onyx 1640i that the device > generates slow sound with ALSA oxfw driver which supports media clock > recovery. Although the device is based on OXFW971 ASIC, it does not > transfer isochronous packet with own event frequency as expected. The > device seems to adjust event frequency according to events in received > isochronous packets in the beginning of packet streaming. This is > unknown quirk. > > This commit fixes the regression to turn the recovery off in driver > side. As a result, nominal frequency is used in duplex packet streaming > between device and driver. For stability of sampling rate in events of > transferred isochronous packet, 4,000 isochronous packets are skipped > in the beginning of packet streaming. > > Reference: https://github.com/takaswie/snd-firewire-improve/issues/38 > Fixes: 029ffc429440 ("ALSA: oxfw: perform sequence replay for media clock recovery") > Signed-off-by: Takashi Sakamoto <o-takashi@xxxxxxxxxxxxx> Thanks, applied. Takashi
