Hi Kai-Heng, > Realtek bluetooth may not work after reboot: > [ 12.446130] Bluetooth: hci0: RTL: rtl: unknown IC info, lmp subver a99e, hci rev 826c, hci ver 0008 > > This is a regression introduced by commit 26503ad25de8 ("Bluetooth: > btrtl: split the device initialization into smaller parts"). The new > logic errors out early when no matching IC info can be found, in this > case it means the firmware is already loaded. > > So let's assume the firmware is already loaded when we can't find > matching IC info, like the old logic did. > > Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=201921 > Fixes: 26503ad25de8 ("Bluetooth: btrtl: split the device initialization into smaller parts") > Cc: stable@xxxxxxxxxxxxxxx # 4.19+ > Signed-off-by: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx> > --- > drivers/bluetooth/btrtl.c | 10 +++++++--- > 1 file changed, 7 insertions(+), 3 deletions(-) patch has been applied to bluetooth-next tree. Regards Marcel