+enum edid_cea861_db_types {
+ EDID_CEA861_DB_AUDIO = 0x01,
+ EDID_CEA861_DB_VIDEO = 0x02,
+ EDID_CEA861_DB_VENDOR = 0x03,
+ EDID_CEA861_DB_SPEAKER = 0x04,
+};
+
+struct edid_cea861_info {
+ unsigned char extension_tag;
+#define EDID_CEA861_EXTENSION_TAG 0x02
+ unsigned char revision;
+ unsigned char dtd_offset;
+ unsigned char dtd_count;
+#define EDID_CEA861_SUPPORTS_UNDERSCAN(_x) \
+ GET_BIT(((_x).dtd_count), 7)
+#define EDID_CEA861_SUPPORTS_BASIC_AUDIO(_x) \
+ GET_BIT(((_x).dtd_count), 6)
+#define EDID_CEA861_SUPPORTS_YUV444(_x) \
+ GET_BIT(((_x).dtd_count), 5)
+#define EDID_CEA861_SUPPORTS_YUV422(_x) \
+ GET_BIT(((_x).dtd_count), 4)
+#define EDID_CEA861_DTD_COUNT(_x) \
+ GET_BITS(((_x).dtd_count), 3, 0)
+ unsigned char data[124];
+#define EDID_CEA861_DB_TYPE(_x, offset) \
+ GET_BITS((_x).data[offset], 7, 5)
+#define EDID_CEA861_DB_LEN(_x, offset) \
+ GET_BITS((_x).data[offset], 4, 0)
+} __attribute__ ((__packed__));
+