Thierry created such nice kerneldocs, it's a shame we've left them
lingering!
For the fun of it also add a bit of kerneldoc to the header so that we
can also include that. Just in case someone adds kerneldoc in there.
Cc: Thierry Reding <thierry.reding@xxxxxxxxx>
Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
---
Documentation/DocBook/drm.tmpl | 11 +++++++++++
include/linux/hdmi.h | 12 ++++++++++++
2 files changed, 23 insertions(+)
diff --git a/Documentation/DocBook/drm.tmpl b/Documentation/DocBook/drm.tmpl
index 0a9407ae4025..0e0390ece122 100644
--- a/Documentation/DocBook/drm.tmpl
+++ b/Documentation/DocBook/drm.tmpl
@@ -2219,6 +2219,17 @@ void intel_crt_init(struct drm_device *dev)
!Iinclude/drm/drm_flip_work.h
!Edrivers/gpu/drm/drm_flip_work.c
</sect2>
+ <sect2>
+ <title>HDMI Infoframes Helper Reference</title>
+ <para>
+ Strictly speaking this is not a DRM helper library but generally useable
+ by any driver interfacing with HDMI outputs like v4l or alsa drivers.
+ But it nicely fits into the overall topic of mode setting helper
+ libraries and hence is also included here.
+ </para>
+!Iinclude/linux/hdmi.h
+!Edrivers/video/hdmi.c
+ </sect2>
</sect1>
<!-- Internals: kms properties -->
diff --git a/include/linux/hdmi.h b/include/linux/hdmi.h
index 9231be9e90a2..11c0182a153b 100644
--- a/include/linux/hdmi.h
+++ b/include/linux/hdmi.h
@@ -262,6 +262,18 @@ union hdmi_vendor_any_infoframe {
struct hdmi_vendor_infoframe hdmi;
};
+/**
+ * union hdmi_infoframe - overall union of all abstract infoframe representations
+ * @any: generic infoframe
+ * @avi: avi infoframe
+ * @spd: spd infoframe
+ * @vendor: union of all vendor infoframes
+ * @audio: audio infoframe
+ *
+ * This is used by the generic pack function. This works since all infoframes
+ * have the same header which also indicates which type of infoframe should be
+ * packed.
+ */
union hdmi_infoframe {
struct hdmi_any_infoframe any;
struct hdmi_avi_infoframe avi;
--
1.8.5.2
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