char: add HAS_IOPORT dependencies

In a future patch HAS_IOPORT=n will result in inb()/outb() and friends
not being declared. We thus need to add HAS_IOPORT as dependency for
those drivers using them.

Co-developed-by: Arnd Bergmann <arnd@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@kernel.org>
Signed-off-by: Niklas Schnelle <schnelle@linux.ibm.com>
Link: https://lore.kernel.org/r/20230522105049.1467313-4-schnelle@linux.ibm.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index 801d6c83f896163426f073400937b2de4e290215..625af75833fc37047bbb93228dbf7131404a64a5 100644 (file)
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -34,6 +34,7 @@ config TTY_PRINTK_LEVEL
 config PRINTER
        tristate "Parallel printer support"
        depends on PARPORT
+       depends on HAS_IOPORT || PARPORT_NOT_PC
        help
          If you intend to attach a printer to the parallel port of your Linux
          box (as opposed to using a serial printer; if the connector at the
@@ -340,7 +341,7 @@ config NVRAM
 
 config DEVPORT
        bool "/dev/port character device"
-       depends on ISA || PCI
+       depends on HAS_IOPORT
        default y
        help
          Say Y here if you want to support the /dev/port device. The /dev/port