diff --git a/Documentation/userspace-api/media/v4l/vidioc-subdev-enum-frame-interval.rst b/Documentation/userspace-api/media/v4l/vidioc-subdev-enum-frame-interval.rst
index 3703943b412f..8def4c05d3da 100644
--- a/Documentation/userspace-api/media/v4l/vidioc-subdev-enum-frame-interval.rst
+++ b/Documentation/userspace-api/media/v4l/vidioc-subdev-enum-frame-interval.rst
@@ -92,7 +92,10 @@ multiple pads of the same sub-device is not defined.
       - Frame intervals to be enumerated, from enum
 	:ref:`v4l2_subdev_format_whence <v4l2-subdev-format-whence>`.
     * - __u32
-      - ``reserved``\ [8]
+      - ``stream``
+      - Stream identifier.
+    * - __u32
+      - ``reserved``\ [7]
       - Reserved for future extensions. Applications and drivers must set
 	the array to zero.
 
diff --git a/Documentation/userspace-api/media/v4l/vidioc-subdev-enum-frame-size.rst b/Documentation/userspace-api/media/v4l/vidioc-subdev-enum-frame-size.rst
index c25a9896df0e..3ef361c0dca7 100644
--- a/Documentation/userspace-api/media/v4l/vidioc-subdev-enum-frame-size.rst
+++ b/Documentation/userspace-api/media/v4l/vidioc-subdev-enum-frame-size.rst
@@ -97,7 +97,10 @@ information about try formats.
       - Frame sizes to be enumerated, from enum
 	:ref:`v4l2_subdev_format_whence <v4l2-subdev-format-whence>`.
     * - __u32
-      - ``reserved``\ [8]
+      - ``stream``
+      - Stream identifier.
+    * - __u32
+      - ``reserved``\ [7]
       - Reserved for future extensions. Applications and drivers must set
 	the array to zero.
 
diff --git a/Documentation/userspace-api/media/v4l/vidioc-subdev-enum-mbus-code.rst b/Documentation/userspace-api/media/v4l/vidioc-subdev-enum-mbus-code.rst
index 417f1a19bcc4..248f6f9ee7c5 100644
--- a/Documentation/userspace-api/media/v4l/vidioc-subdev-enum-mbus-code.rst
+++ b/Documentation/userspace-api/media/v4l/vidioc-subdev-enum-mbus-code.rst
@@ -73,7 +73,10 @@ information about the try formats.
       - ``flags``
       - See :ref:`v4l2-subdev-mbus-code-flags`
     * - __u32
-      - ``reserved``\ [7]
+      - ``stream``
+      - Stream identifier.
+    * - __u32
+      - ``reserved``\ [6]
       - Reserved for future extensions. Applications and drivers must set
 	the array to zero.
 
diff --git a/Documentation/userspace-api/media/v4l/vidioc-subdev-g-crop.rst b/Documentation/userspace-api/media/v4l/vidioc-subdev-g-crop.rst
index bd15c0a5a66b..1d267f7e7991 100644
--- a/Documentation/userspace-api/media/v4l/vidioc-subdev-g-crop.rst
+++ b/Documentation/userspace-api/media/v4l/vidioc-subdev-g-crop.rst
@@ -96,7 +96,10 @@ modified format should be as close as possible to the original request.
       - ``rect``
       - Crop rectangle boundaries, in pixels.
     * - __u32
-      - ``reserved``\ [8]
+      - ``stream``
+      - Stream identifier.
+    * - __u32
+      - ``reserved``\ [7]
       - Reserved for future extensions. Applications and drivers must set
 	the array to zero.
 
diff --git a/Documentation/userspace-api/media/v4l/vidioc-subdev-g-fmt.rst b/Documentation/userspace-api/media/v4l/vidioc-subdev-g-fmt.rst
index 7acdbb939d89..ed253a1e44b7 100644
--- a/Documentation/userspace-api/media/v4l/vidioc-subdev-g-fmt.rst
+++ b/Documentation/userspace-api/media/v4l/vidioc-subdev-g-fmt.rst
@@ -102,7 +102,10 @@ should be as close as possible to the original request.
       - Definition of an image format, see :c:type:`v4l2_mbus_framefmt` for
 	details.
     * - __u32
-      - ``reserved``\ [8]
+      - ``stream``
+      - Stream identifier.
+    * - __u32
+      - ``reserved``\ [7]
       - Reserved for future extensions. Applications and drivers must set
 	the array to zero.
 
diff --git a/Documentation/userspace-api/media/v4l/vidioc-subdev-g-frame-interval.rst b/Documentation/userspace-api/media/v4l/vidioc-subdev-g-frame-interval.rst
index d7fe7543c506..842f962d2aea 100644
--- a/Documentation/userspace-api/media/v4l/vidioc-subdev-g-frame-interval.rst
+++ b/Documentation/userspace-api/media/v4l/vidioc-subdev-g-frame-interval.rst
@@ -90,7 +90,10 @@ the same sub-device is not defined.
       - ``interval``
       - Period, in seconds, between consecutive video frames.
     * - __u32
-      - ``reserved``\ [9]
+      - ``stream``
+      - Stream identifier.
+    * - __u32
+      - ``reserved``\ [8]
       - Reserved for future extensions. Applications and drivers must set
 	the array to zero.
 
diff --git a/Documentation/userspace-api/media/v4l/vidioc-subdev-g-selection.rst b/Documentation/userspace-api/media/v4l/vidioc-subdev-g-selection.rst
index f9172a42f036..6b629c19168c 100644
--- a/Documentation/userspace-api/media/v4l/vidioc-subdev-g-selection.rst
+++ b/Documentation/userspace-api/media/v4l/vidioc-subdev-g-selection.rst
@@ -94,7 +94,10 @@ Selection targets and flags are documented in
       - ``r``
       - Selection rectangle, in pixels.
     * - __u32
-      - ``reserved``\ [8]
+      - ``stream``
+      - Stream identifier.
+    * - __u32
+      - ``reserved``\ [7]
       - Reserved for future extensions. Applications and drivers must set
 	the array to zero.
 
diff --git a/include/uapi/linux/v4l2-subdev.h b/include/uapi/linux/v4l2-subdev.h
index f20491e1f53f..a6fbdd3456bf 100644
--- a/include/uapi/linux/v4l2-subdev.h
+++ b/include/uapi/linux/v4l2-subdev.h
@@ -50,7 +50,8 @@ struct v4l2_subdev_format {
 	__u32 which;
 	__u32 pad;
 	struct v4l2_mbus_framefmt format;
-	__u32 reserved[8];
+	__u32 stream;
+	__u32 reserved[7];
 };
 
 /**
@@ -64,7 +65,8 @@ struct v4l2_subdev_crop {
 	__u32 which;
 	__u32 pad;
 	struct v4l2_rect rect;
-	__u32 reserved[8];
+	__u32 stream;
+	__u32 reserved[7];
 };
 
 #define V4L2_SUBDEV_MBUS_CODE_CSC_COLORSPACE	0x00000001
@@ -88,7 +90,8 @@ struct v4l2_subdev_mbus_code_enum {
 	__u32 code;
 	__u32 which;
 	__u32 flags;
-	__u32 reserved[7];
+	__u32 stream;
+	__u32 reserved[6];
 };
 
 /**
@@ -112,7 +115,8 @@ struct v4l2_subdev_frame_size_enum {
 	__u32 min_height;
 	__u32 max_height;
 	__u32 which;
-	__u32 reserved[8];
+	__u32 stream;
+	__u32 reserved[7];
 };
 
 /**
@@ -124,7 +128,8 @@ struct v4l2_subdev_frame_size_enum {
 struct v4l2_subdev_frame_interval {
 	__u32 pad;
 	struct v4l2_fract interval;
-	__u32 reserved[9];
+	__u32 stream;
+	__u32 reserved[8];
 };
 
 /**
@@ -146,7 +151,8 @@ struct v4l2_subdev_frame_interval_enum {
 	__u32 height;
 	struct v4l2_fract interval;
 	__u32 which;
-	__u32 reserved[8];
+	__u32 stream;
+	__u32 reserved[7];
 };
 
 /**
@@ -170,7 +176,8 @@ struct v4l2_subdev_selection {
 	__u32 target;
 	__u32 flags;
 	struct v4l2_rect r;
-	__u32 reserved[8];
+	__u32 stream;
+	__u32 reserved[7];
 };
 
 /**
