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authorDamien Lespiau <damien.lespiau@intel.com>2013-08-06 20:32:14 +0100
committerDaniel Vetter <daniel.vetter@ffwll.ch>2013-08-08 14:04:45 +0200
commit72b098964d3c3fb030dcac2d4c869c9851a0d17a (patch)
tree12a53e67bc5563db2d91f0d89c788b2daa9bfd78 /include/linux/hdmi.h
parent3c6b054de1c0243a0f708abf337f2a0e270ce247 (diff)
video/hdmi: Introduce a generic hdmi_infoframe union
And a way to pack hdmi_infoframe generically. Cc: Thierry Reding <thierry.reding@avionic-design.de> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by: Damien Lespiau <damien.lespiau@intel.com> Acked-by: Dave Airlie <airlied@gmail.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'include/linux/hdmi.h')
-rw-r--r--include/linux/hdmi.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/include/linux/hdmi.h b/include/linux/hdmi.h
index 3b589440ecfe..0f3f82eadef7 100644
--- a/include/linux/hdmi.h
+++ b/include/linux/hdmi.h
@@ -23,6 +23,12 @@ enum hdmi_infoframe_type {
#define HDMI_SPD_INFOFRAME_SIZE 25
#define HDMI_AUDIO_INFOFRAME_SIZE 10
+struct hdmi_any_infoframe {
+ enum hdmi_infoframe_type type;
+ unsigned char version;
+ unsigned char length;
+};
+
enum hdmi_colorspace {
HDMI_COLORSPACE_RGB,
HDMI_COLORSPACE_YUV422,
@@ -228,4 +234,15 @@ struct hdmi_vendor_infoframe {
ssize_t hdmi_vendor_infoframe_pack(struct hdmi_vendor_infoframe *frame,
void *buffer, size_t size);
+union hdmi_infoframe {
+ struct hdmi_any_infoframe any;
+ struct hdmi_avi_infoframe avi;
+ struct hdmi_spd_infoframe spd;
+ struct hdmi_vendor_infoframe vendor;
+ struct hdmi_audio_infoframe audio;
+};
+
+ssize_t
+hdmi_infoframe_pack(union hdmi_infoframe *frame, void *buffer, size_t size);
+
#endif /* _DRM_HDMI_H */