Hi Jaroslav, On Wed, Sep 03, 2025 at 10:47:32AM +0200, Jaroslav Kysela wrote: > For Takashi Sakamoto: > > The hw_params constraints in the firewire driver should be improved based on > [1]. The drivers may also require the SNDRV_PCM_INFO_BATCH info flag. How it works in this case? Thanks Takashi Sakamoto