1 files changed, 11 insertions, 0 deletions

diff --git a/include/linux/memory.h b/include/linux/memory.h
index 86a6c0f0518d..37fa19b34ef5 100644
--- a/include/linux/memory.h
+++ b/include/linux/memory.h
@@ -100,6 +100,17 @@ enum mem_add_context { BOOT, HOTPLUG };
 #endif
 
 /*
+ * 'struct memory_accessor' is a generic interface to provide
+ * in-kernel access to persistent memory such as i2c or SPI EEPROMs
+ */
+struct memory_accessor {
+        ssize_t (*read)(struct memory_accessor *, char *buf, off_t offset,
+                        size_t count);
+        ssize_t (*write)(struct memory_accessor *, const char *buf,
+                         off_t offset, size_t count);
+};
+
+/*
  * Kernel text modification mutex, used for code patching. Users of this lock
  * can sleep.
  */