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Subject: media: pixfmt-v4l2.rst: fix types
Author:  Hans Verkuil <[email protected]>
Date:    Mon Mar 19 08:58:19 2018 -0400

The v4l2_pix_format documentation still had 'enum's as types.
Replace by __u32 and add a reference to the enum.

Also put ycbcr_enc and hsv_enc in a union.

Signed-off-by: Hans Verkuil <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>

 Documentation/media/uapi/v4l/pixfmt-v4l2.rst | 36 ++++++++++++++++++----------
 1 file changed, 24 insertions(+), 12 deletions(-)

---

diff --git a/Documentation/media/uapi/v4l/pixfmt-v4l2.rst 
b/Documentation/media/uapi/v4l/pixfmt-v4l2.rst
index 6622938c1b41..826f2305da01 100644
--- a/Documentation/media/uapi/v4l/pixfmt-v4l2.rst
+++ b/Documentation/media/uapi/v4l/pixfmt-v4l2.rst
@@ -40,9 +40,10 @@ Single-planar format structure
        RGB formats in :ref:`rgb-formats`, YUV formats in
        :ref:`yuv-formats`, and reserved codes in
        :ref:`reserved-formats`
-    * - enum :c:type:`v4l2_field`
+    * - __u32
       - ``field``
-      - Video images are typically interlaced. Applications can request to
+      - Field order, from enum :c:type:`v4l2_field`.
+        Video images are typically interlaced. Applications can request to
        capture or output only the top or bottom field, or both fields
        interlaced or sequentially stored in one buffer or alternating in
        separate buffers. Drivers return the actual field order selected.
@@ -82,9 +83,10 @@ Single-planar format structure
        driver. Usually this is ``bytesperline`` times ``height``. When
        the image consists of variable length compressed data this is the
        maximum number of bytes required to hold an image.
-    * - enum :c:type:`v4l2_colorspace`
+    * - __u32
       - ``colorspace``
-      - This information supplements the ``pixelformat`` and must be set
+      - Image colorspace, from enum :c:type:`v4l2_colorspace`.
+        This information supplements the ``pixelformat`` and must be set
        by the driver for capture streams and by the application for
        output streams, see :ref:`colorspaces`.
     * - __u32
@@ -116,23 +118,33 @@ Single-planar format structure
     * - __u32
       - ``flags``
       - Flags set by the application or driver, see :ref:`format-flags`.
-    * - enum :c:type:`v4l2_ycbcr_encoding`
+    * - union {
+      - (anonymous)
+      -
+    * - __u32
       - ``ycbcr_enc``
-      - This information supplements the ``colorspace`` and must be set by
+      - Y'CbCr encoding, from enum :c:type:`v4l2_ycbcr_encoding`.
+        This information supplements the ``colorspace`` and must be set by
        the driver for capture streams and by the application for output
        streams, see :ref:`colorspaces`.
-    * - enum :c:type:`v4l2_hsv_encoding`
+    * - __u32
       - ``hsv_enc``
-      - This information supplements the ``colorspace`` and must be set by
+      - HSV encoding, from enum :c:type:`v4l2_hsv_encoding`.
+        This information supplements the ``colorspace`` and must be set by
        the driver for capture streams and by the application for output
        streams, see :ref:`colorspaces`.
-    * - enum :c:type:`v4l2_quantization`
+    * - }
+      -
+      -
+    * - __u32
       - ``quantization``
-      - This information supplements the ``colorspace`` and must be set by
+      - Quantization range, from enum :c:type:`v4l2_quantization`.
+        This information supplements the ``colorspace`` and must be set by
        the driver for capture streams and by the application for output
        streams, see :ref:`colorspaces`.
-    * - enum :c:type:`v4l2_xfer_func`
+    * - __u32
       - ``xfer_func``
-      - This information supplements the ``colorspace`` and must be set by
+      - Transfer function, from enum :c:type:`v4l2_xfer_func`.
+        This information supplements the ``colorspace`` and must be set by
        the driver for capture streams and by the application for output
        streams, see :ref:`colorspaces`.

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