[PATCH v3] media: uapi: v4l: Intel metadata format update

[Dmitry Perchanov <dmitry.perchanov@intel.com>]

Update metadata structure for Intel RealSense UVC/MIPI cameras.
Compliant to Intel Configuration version 3.

Signed-off-by: Dmitry Perchanov <dmitry.perchanov@intel.com>
---
 .../media/v4l/pixfmt-meta-d4xx.rst            | 20 ++++++++++++++++---
 1 file changed, 17 insertions(+), 3 deletions(-)

diff --git a/Documentation/userspace-api/media/v4l/pixfmt-meta-d4xx.rst b/Documentation/userspace-api/media/v4l/pixfmt-meta-d4xx.rst
index 4e437ba97a0e..01f7e624ab6f 100644
--- a/Documentation/userspace-api/media/v4l/pixfmt-meta-d4xx.rst
+++ b/Documentation/userspace-api/media/v4l/pixfmt-meta-d4xx.rst
@@ -12,7 +12,7 @@ Intel D4xx UVC Cameras Metadata
 Description
 ===========
 
-Intel D4xx (D435 and other) cameras include per-frame metadata in their UVC
+Intel D4xx (D435, D455 and others) cameras include per-frame metadata in their UVC
 payload headers, following the Microsoft(R) UVC extension proposal [1_]. That
 means, that the private D4XX metadata, following the standard UVC header, is
 organised in blocks. D4XX cameras implement several standard block types,
@@ -26,6 +26,8 @@ V4L2_META_FMT_UVC with the only difference, that it also includes proprietary
 payload header data. D4xx cameras use bulk transfers and only send one payload
 per frame, therefore their headers cannot be larger than 255 bytes.
 
+This document implements Intel Configuration version 3.
+
 Below are proprietary Microsoft style metadata types, used by D4xx cameras,
 where all fields are in little endian order:
 
@@ -43,7 +45,7 @@ where all fields are in little endian order:
     * - __u32 ID
       - 0x80000000
     * - __u32 Size
-      - Size in bytes (currently 56)
+      - Size in bytes (currently 60)
     * - __u32 Version
       - Version of this structure. The documentation herein corresponds to
         version xxx. The version number will be incremented when new fields are
@@ -72,8 +74,12 @@ where all fields are in little endian order:
       - Bottom border of the AE Region of Interest
     * - __u32 Preset
       - Preset selector value, default: 0, unless changed by the user
-    * - __u32 Laser mode
+    * - __u8 Emitter mode
       - 0: off, 1: on
+    * - __u8 RFU byte
+      - Spare byte for future use
+    * - __u16 LED Power
+      - Led power value 0-360 (F416 SKU)
     * - :cspan:`1` *Capture Timing*
     * - __u32 ID
       - 0x80000001
@@ -124,6 +130,14 @@ where all fields are in little endian order:
       - Requested frame rate per second
     * - __u16 Trigger
       - Byte 0: bit 0: depth and RGB are synchronised, bit 1: external trigger
+    * - __u16 Calibration count
+      - Calibration counter
+    * - __u8 GPIO input data
+      - GPIO readout (Supported from FW 5.12.7.0)
+    * - __u32 Sub-preset info
+      - Sub-preset choice information
+    * - __u8 reserved
+      - RFU byte.
 
 .. _1:
 
-- 
2.25.1


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