On Tue, Aug 14, 2018 at 11:57 AM Hans de Goede <hdegoede@xxxxxxxxxx> wrote: > > At the moment we only support ACPI enumeration for serial port attached > RTL bluetooth controllers. > > This commit adds a dependency on ACPI to the BT_HCIUART_RTL configuration > option, fixing the following warning when ACPI is not enabled: > > drivers/bluetooth/hci_h5.c:920:22: warning: 'rtl_vnd' defined but not used > > Cc: Arnd Bergmann <arnd@xxxxxxxx> > Reported-by: Arnd Bergmann <arnd@xxxxxxxx> > Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx> This fixes the warning, Acked-by: Arnd Bergmann <arnd@xxxxxxxx> I wonder whether CONFIG_BT_HCIUART_3WIRE should also depend on ACPI and/or become a silent option, since it's currently useless when either ACPI or BT_HCIUART_RTL are disabled, and it seems possible that things break differently when another back-end gets added there. Arnd