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-rw-r--r--include/drm/bridge/mhl.h85
1 files changed, 85 insertions, 0 deletions
diff --git a/include/drm/bridge/mhl.h b/include/drm/bridge/mhl.h
index 3629b2734db6..fbdfc8d7f3c7 100644
--- a/include/drm/bridge/mhl.h
+++ b/include/drm/bridge/mhl.h
@@ -15,6 +15,8 @@
#ifndef __MHL_H__
#define __MHL_H__
+#include <linux/types.h>
+
/* Device Capabilities Registers */
enum {
MHL_DCAP_DEV_STATE,
@@ -288,4 +290,87 @@ enum {
/* Unsupported/unrecognized key code */
#define MHL_UCPE_STATUS_INEFFECTIVE_KEY_CODE 0x01
+enum mhl_burst_id {
+ MHL_BURST_ID_3D_VIC = 0x10,
+ MHL_BURST_ID_3D_DTD = 0x11,
+ MHL_BURST_ID_HEV_VIC = 0x20,
+ MHL_BURST_ID_HEV_DTDA = 0x21,
+ MHL_BURST_ID_HEV_DTDB = 0x22,
+ MHL_BURST_ID_VC_ASSIGN = 0x38,
+ MHL_BURST_ID_VC_CONFIRM = 0x39,
+ MHL_BURST_ID_AUD_DELAY = 0x40,
+ MHL_BURST_ID_ADT_BURSTID = 0x41,
+ MHL_BURST_ID_BIST_SETUP = 0x51,
+ MHL_BURST_ID_BIST_RETURN_STAT = 0x52,
+ MHL_BURST_ID_EMSC_SUPPORT = 0x61,
+ MHL_BURST_ID_HID_PAYLOAD = 0x62,
+ MHL_BURST_ID_BLK_RCV_BUFFER_INFO = 0x63,
+ MHL_BURST_ID_BITS_PER_PIXEL_FMT = 0x64,
+};
+
+struct mhl_burst_blk_rcv_buffer_info {
+ __be16 id;
+ __le16 size;
+} __packed;
+
+struct mhl3_burst_header {
+ __be16 id;
+ u8 checksum;
+ u8 total_entries;
+ u8 sequence_index;
+} __packed;
+
+struct mhl_burst_bits_per_pixel_fmt {
+ struct mhl3_burst_header hdr;
+ u8 num_entries;
+ struct {
+ u8 stream_id;
+ u8 pixel_format;
+ } __packed desc[0];
+} __packed;
+
+struct mhl_burst_emsc_support {
+ struct mhl3_burst_header hdr;
+ u8 num_entries;
+ __be16 burst_id[0];
+} __packed;
+
+struct mhl_burst_audio_descr {
+ struct mhl3_burst_header hdr;
+ u8 flags;
+ u8 short_desc[9];
+} __packed;
+
+/*
+ * MHL3 infoframe related definitions
+ */
+
+#define MHL3_IEEE_OUI 0x7ca61d
+#define MHL3_INFOFRAME_SIZE 15
+
+enum mhl3_video_format {
+ MHL3_VIDEO_FORMAT_NONE,
+ MHL3_VIDEO_FORMAT_3D,
+ MHL3_VIDEO_FORMAT_MULTI_VIEW,
+ MHL3_VIDEO_FORMAT_DUAL_3D
+};
+
+enum mhl3_3d_format_type {
+ MHL3_3D_FORMAT_TYPE_FS, /* frame sequential */
+ MHL3_3D_FORMAT_TYPE_TB, /* top-bottom */
+ MHL3_3D_FORMAT_TYPE_LR, /* left-right */
+ MHL3_3D_FORMAT_TYPE_FS_TB, /* frame sequential, top-bottom */
+ MHL3_3D_FORMAT_TYPE_FS_LR, /* frame sequential, left-right */
+ MHL3_3D_FORMAT_TYPE_TB_LR /* top-bottom, left-right */
+};
+
+struct mhl3_infoframe {
+ unsigned char version;
+ enum mhl3_video_format video_format;
+ enum mhl3_3d_format_type format_type;
+ bool sep_audio;
+ int hev_format;
+ int av_delay;
+};
+
#endif /* __MHL_H__ */