[media] v4l2: add new pixel formats supported on dm365

add new macro V4L2_PIX_FMT_SGRBG10ALAW8 and associated formats
to represent Bayer format frames compressed by A-LAW algorithm,
add V4L2_PIX_FMT_UV8 to represent storage of CbCr data (UV interleaved)
only.

Signed-off-by: Manjunath Hadli <manjunath.hadli@ti.com>
Signed-off-by: Lad, Prabhakar <prabhakar.lad@ti.com>
Acked-by: Sakari Ailus <sakari.ailus@iki.fi>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

4 files changed, 106 insertions, 0 deletions

diff --git a/Documentation/DocBook/media/v4l/pixfmt-srggb10alaw8.xml b/Documentation/DocBook/media/v4l/pixfmt-srggb10alaw8.xml
new file mode 100644
index 0000000..c934192
--- /dev/null
+++ b/Documentation/DocBook/media/v4l/pixfmt-srggb10alaw8.xml
@@ -0,0 +1,34 @@
+	<refentry>
+	  <refmeta>
+	    <refentrytitle>
+	      V4L2_PIX_FMT_SBGGR10ALAW8 ('aBA8'),
+	      V4L2_PIX_FMT_SGBRG10ALAW8 ('aGA8'),
+	      V4L2_PIX_FMT_SGRBG10ALAW8 ('agA8'),
+	      V4L2_PIX_FMT_SRGGB10ALAW8 ('aRA8'),
+	    </refentrytitle>
+	    &manvol;
+	  </refmeta>
+	  <refnamediv>
+	    <refname id="V4L2-PIX-FMT-SBGGR10ALAW8">
+	      <constant>V4L2_PIX_FMT_SBGGR10ALAW8</constant>
+	    </refname>
+	    <refname id="V4L2-PIX-FMT-SGBRG10ALAW8">
+	      <constant>V4L2_PIX_FMT_SGBRG10ALAW8</constant>
+	    </refname>
+	    <refname id="V4L2-PIX-FMT-SGRBG10ALAW8">
+	      <constant>V4L2_PIX_FMT_SGRBG10ALAW8</constant>
+	    </refname>
+	    <refname id="V4L2-PIX-FMT-SRGGB10ALAW8">
+	      <constant>V4L2_PIX_FMT_SRGGB10ALAW8</constant>
+	    </refname>
+	    <refpurpose>10-bit Bayer formats compressed to 8 bits</refpurpose>
+	  </refnamediv>
+	  <refsect1>
+	    <title>Description</title>
+	    <para>The following four pixel formats are raw sRGB / Bayer
+	    formats with 10 bits per color compressed to 8 bits each,
+	    using the A-LAW algorithm. Each color component consumes 8
+	    bits of memory. In other respects this format is similar to
+	    <xref linkend="V4L2-PIX-FMT-SRGGB8">.</xref></para>
+	  </refsect1>
+	</refentry>
diff --git a/Documentation/DocBook/media/v4l/pixfmt-uv8.xml b/Documentation/DocBook/media/v4l/pixfmt-uv8.xml
new file mode 100644
index 0000000..c507c1f
--- /dev/null
+++ b/Documentation/DocBook/media/v4l/pixfmt-uv8.xml
@@ -0,0 +1,62 @@
+	<refentry id="V4L2-PIX-FMT-UV8">
+	  <refmeta>
+	    <refentrytitle>V4L2_PIX_FMT_UV8  ('UV8')</refentrytitle>
+	    &manvol;
+	  </refmeta>
+	  <refnamediv>
+	    <refname><constant>V4L2_PIX_FMT_UV8</constant></refname>
+	    <refpurpose>UV plane interleaved</refpurpose>
+	  </refnamediv>
+	  <refsect1>
+	    <title>Description</title>
+	    <para>In this format there is no Y plane, Only CbCr plane. ie
+	    (UV interleaved)</para>
+	    <example>
+	    <title>
+	      <constant>V4L2_PIX_FMT_UV8</constant>
+	       pixel image
+	    </title>
+
+	    <formalpara>
+	      <title>Byte Order.</title>
+	      <para>Each cell is one byte.
+	        <informaltable frame="none">
+	        <tgroup cols="5" align="center">
+		  <colspec align="left" colwidth="2*" />
+		  <tbody valign="top">
+		    <row>
+		      <entry>start&nbsp;+&nbsp;0:</entry>
+		      <entry>Cb<subscript>00</subscript></entry>
+		      <entry>Cr<subscript>00</subscript></entry>
+		      <entry>Cb<subscript>01</subscript></entry>
+		      <entry>Cr<subscript>01</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;4:</entry>
+		      <entry>Cb<subscript>10</subscript></entry>
+		      <entry>Cr<subscript>10</subscript></entry>
+		      <entry>Cb<subscript>11</subscript></entry>
+		      <entry>Cr<subscript>11</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;8:</entry>
+		      <entry>Cb<subscript>20</subscript></entry>
+		      <entry>Cr<subscript>20</subscript></entry>
+		      <entry>Cb<subscript>21</subscript></entry>
+		      <entry>Cr<subscript>21</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;12:</entry>
+		      <entry>Cb<subscript>30</subscript></entry>
+		      <entry>Cr<subscript>30</subscript></entry>
+		      <entry>Cb<subscript>31</subscript></entry>
+		      <entry>Cr<subscript>31</subscript></entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+		</informaltable>
+	      </para>
+	      </formalpara>
+	    </example>
+	  </refsect1>
+	</refentry>
diff --git a/Documentation/DocBook/media/v4l/pixfmt.xml b/Documentation/DocBook/media/v4l/pixfmt.xml
index bf94f41..99b8d2a 100644
--- a/Documentation/DocBook/media/v4l/pixfmt.xml
+++ b/Documentation/DocBook/media/v4l/pixfmt.xml
@@ -673,6 +673,7 @@ access the palette, this must be done with ioctls of the Linux framebuffer API.<
     &sub-srggb8;
     &sub-sbggr16;
     &sub-srggb10;
+    &sub-srggb10alaw8;
     &sub-srggb10dpcm8;
     &sub-srggb12;
   </section>
@@ -701,6 +702,7 @@ information.</para>
     &sub-y12;
     &sub-y10b;
     &sub-y16;
+    &sub-uv8;
     &sub-yuyv;
     &sub-uyvy;
     &sub-yvyu;
diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index 3cf3e94..39d2cec 100644
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h
@@ -334,6 +334,9 @@ struct v4l2_pix_format {
 /* Palette formats */
 #define V4L2_PIX_FMT_PAL8    v4l2_fourcc('P', 'A', 'L', '8') /*  8  8-bit palette */
 
+/* Chrominance formats */
+#define V4L2_PIX_FMT_UV8     v4l2_fourcc('U', 'V', '8', ' ') /*  8  UV 4:4 */
+
 /* Luminance+Chrominance formats */
 #define V4L2_PIX_FMT_YVU410  v4l2_fourcc('Y', 'V', 'U', '9') /*  9  YVU 4:1:0     */
 #define V4L2_PIX_FMT_YVU420  v4l2_fourcc('Y', 'V', '1', '2') /* 12  YVU 4:2:0     */
@@ -386,6 +389,11 @@ struct v4l2_pix_format {
 #define V4L2_PIX_FMT_SGBRG12 v4l2_fourcc('G', 'B', '1', '2') /* 12  GBGB.. RGRG.. */
 #define V4L2_PIX_FMT_SGRBG12 v4l2_fourcc('B', 'A', '1', '2') /* 12  GRGR.. BGBG.. */
 #define V4L2_PIX_FMT_SRGGB12 v4l2_fourcc('R', 'G', '1', '2') /* 12  RGRG.. GBGB.. */
+	/* 10bit raw bayer a-law compressed to 8 bits */
+#define V4L2_PIX_FMT_SBGGR10ALAW8 v4l2_fourcc('a', 'B', 'A', '8')
+#define V4L2_PIX_FMT_SGBRG10ALAW8 v4l2_fourcc('a', 'G', 'A', '8')
+#define V4L2_PIX_FMT_SGRBG10ALAW8 v4l2_fourcc('a', 'g', 'A', '8')
+#define V4L2_PIX_FMT_SRGGB10ALAW8 v4l2_fourcc('a', 'R', 'A', '8')
 	/* 10bit raw bayer DPCM compressed to 8 bits */
 #define V4L2_PIX_FMT_SBGGR10DPCM8 v4l2_fourcc('b', 'B', 'A', '8')
 #define V4L2_PIX_FMT_SGBRG10DPCM8 v4l2_fourcc('b', 'G', 'A', '8')