On Fri, 16 Jun 2023 14:23:02 +0200, Symbolic Debugger wrote: > > Well never mind... Finally ! > > uname -a > Linux Ubuntu 6.4.0-rc6-next-20230615 #3 SMP PREEMPT_DYNAMIC Fri Jun 16 17:48:44 CST 2023 x86_64 x86_64 x86_64 GNU/Linux Good to hear that you made it :) Actually, backporting the patches to 6.2 should be trivial, too. You can simply rebase the commits between v6.4-rc2..topic/midi20 onto 6.2 or 6.3 base. As mentioned, the backports for other LTS branches are found on sound.git tree, which required a few more pieces and some corrections. Takashi