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-rw-r--r--Documentation/driver-api/device-io.rst9
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/driver-api/device-io.rst b/Documentation/driver-api/device-io.rst
index e9f04b1815d1..4d2baac0311c 100644
--- a/Documentation/driver-api/device-io.rst
+++ b/Documentation/driver-api/device-io.rst
@@ -502,6 +502,15 @@ pcim_iomap()
Not using these wrappers may make drivers unusable on certain platforms with
stricter rules for mapping I/O memory.
+Generalizing Access to System and I/O Memory
+============================================
+
+.. kernel-doc:: include/linux/iosys-map.h
+ :doc: overview
+
+.. kernel-doc:: include/linux/iosys-map.h
+ :internal:
+
Public Functions Provided
=========================