The 104_QUAD_8 counter driver uses devm_ioport_map() without depending on HAS_IOPORT_MAP. This means the driver is not usable on platforms such as s390 which do not support I/O port mapping. Add the missing HAS_IOPORT_MAP dependency to make this explicit. Co-developed-by: Arnd Bergmann <arnd@xxxxxxxxxx> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxxxx> Signed-off-by: Niklas Schnelle <schnelle@xxxxxxxxxxxxx> --- drivers/counter/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/counter/Kconfig b/drivers/counter/Kconfig index 4228be917038..e65a2bf178b8 100644 --- a/drivers/counter/Kconfig +++ b/drivers/counter/Kconfig @@ -15,6 +15,7 @@ if COUNTER config 104_QUAD_8 tristate "ACCES 104-QUAD-8 driver" depends on (PC104 && X86) || COMPILE_TEST + depends on HAS_IOPORT_MAP select ISA_BUS_API help Say yes here to build support for the ACCES 104-QUAD-8 quadrature -- 2.39.2