lib: add NO_GENERIC_PCI_IOPORT_MAP

Some architectures need to override the way
IO port mapping is done on PCI devices.
Supply a generic macro that calls
ioport_map, and make it possible for architectures
to override.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>

1 files changed, 3 insertions, 0 deletions

diff --git a/lib/Kconfig b/lib/Kconfig
index 169eb7c598e5..1df13883481c 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -19,6 +19,9 @@ config RATIONAL
 config GENERIC_FIND_FIRST_BIT
         bool
 
+config NO_GENERIC_PCI_IOPORT_MAP
+        bool
+
 config GENERIC_PCI_IOMAP
         bool