Merge tag 'next-20220328' of https://source.denx.de/u-boot/custodians/u-boot-video...

[platform/kernel/u-boot.git] / include / bouncebuf.h

diff --git a/include/bouncebuf.h b/include/bouncebuf.h
index fd9b0f3..7427bd1 100644 (file)
--- a/include/bouncebuf.h
+++ b/include/bouncebuf.h
@@ -62,6 +62,21 @@ struct bounce_buffer {
  */
 int bounce_buffer_start(struct bounce_buffer *state, void *data,
                        size_t len, unsigned int flags);
+
+/**
+ * bounce_buffer_start() -- Start the bounce buffer session with external align check function
+ * state:      stores state passed between bounce_buffer_{start,stop}
+ * data:       pointer to buffer to be aligned
+ * len:                length of the buffer
+ * flags:      flags describing the transaction, see above.
+ * alignment:  alignment of the newly allocated bounce buffer
+ * addr_is_aligned: function for checking the alignment instead of the default one
+ */
+int bounce_buffer_start_extalign(struct bounce_buffer *state, void *data,
+                                size_t len, unsigned int flags,
+                                size_t alignment,
+                                int (*addr_is_aligned)(struct bounce_buffer *state));
+
 /**
  * bounce_buffer_stop() -- Finish the bounce buffer session
  * state:      stores state passed between bounce_buffer_{start,stop}