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yaml --- r: 206834 b: refs/heads/master c: 3b2b65d h: refs/heads/master v: v3
git-mirror · Jun 20, 2010 · 283ed20 · 283ed20
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commit 283ed20
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Showing 2 changed files with 16 additions and 5 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: e205597d188a9ea69ce43f740a14f07b3f5b996a
+refs/heads/master: 3b2b65d68fc87b02ac393a031a4ebb3de84a8218
diff --git a/trunk/include/linux/firewire-cdev.h b/trunk/include/linux/firewire-cdev.h
@@ -204,10 +204,21 @@ struct fw_cdev_event_request2 {
  * @header:	Stripped headers, if any
  *
  * This event is sent when the controller has completed an &fw_cdev_iso_packet
- * with the %FW_CDEV_ISO_INTERRUPT bit set.  In the receive case, the headers
- * stripped of all packets up until and including the interrupt packet are
- * returned in the @header field.  The amount of header data per packet is as
- * specified at iso context creation by &fw_cdev_create_iso_context.header_size.
+ * with the %FW_CDEV_ISO_INTERRUPT bit set.
+ *
+ * Isochronous transmit events:
+ *
+ * In version 1 of the ABI, &header_length is 0.  In version 3 and some
+ * implementations of version 2 of the ABI, &header_length is a multiple of 4
+ * and &header contains timestamps of all packets up until the interrupt packet.
+ * The format of the timestamps is as described below for isochronous reception.
+ *
+ * Isochronous receive events:
+ *
+ * The headers stripped of all packets up until and including the interrupt
+ * packet are returned in the @header field.  The amount of header data per
+ * packet is as specified at iso context creation by
+ * &fw_cdev_create_iso_context.header_size.
  *
  * In version 1 of this ABI, header data consisted of the 1394 isochronous
  * packet header, followed by quadlets from the packet payload if