* Re: [PATCH v5 1/2] media: add new mediabus format enums for dm365
[not found] ` <1342707191-3938-2-git-send-email-prabhakar.lad@ti.com>
@ 2012-07-19 14:25 ` Hans Verkuil
0 siblings, 0 replies; only message in thread
From: Hans Verkuil @ 2012-07-19 14:25 UTC (permalink / raw)
To: Prabhakar Lad
Cc: LMML, dlos, Manjunath Hadli, Laurent Pinchart, Sakari Ailus,
Hans Verkuil, Guennadi Liakhovetski
On Thu 19 July 2012 16:13:10 Prabhakar Lad wrote:
> From: Manjunath Hadli <manjunath.hadli@ti.com>
>
> add new enum entries for supporting the media-bus formats on dm365.
> These include some bayer and some non-bayer formats.
> V4L2_MBUS_FMT_YDYUYDYV8_1X16 and V4L2_MBUS_FMT_UV8_1X8 are used
> internal to the hardware by the resizer.
> V4L2_MBUS_FMT_SBGGR10_ALAW8_1X8 represents the bayer ALAW format
> that is supported by dm365 hardware.
>
> Signed-off-by: Manjunath Hadli <manjunath.hadli@ti.com>
> Signed-off-by: Lad, Prabhakar <prabhakar.lad@ti.com>
> Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
> Cc: Sakari Ailus <sakari.ailus@iki.fi>
> Cc: Hans Verkuil <hans.verkuil@cisco.com>
> Cc: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
> ---
> Documentation/DocBook/media/v4l/subdev-formats.xml | 250 +++++++++++++++++++-
> include/linux/v4l2-mediabus.h | 10 +-
> 2 files changed, 252 insertions(+), 8 deletions(-)
>
> diff --git a/Documentation/DocBook/media/v4l/subdev-formats.xml b/Documentation/DocBook/media/v4l/subdev-formats.xml
> index 49c532e..77a4ccc 100644
> --- a/Documentation/DocBook/media/v4l/subdev-formats.xml
> +++ b/Documentation/DocBook/media/v4l/subdev-formats.xml
> @@ -353,9 +353,9 @@
> <listitem><para>The number of bits per pixel component. All components are
> transferred on the same number of bits. Common values are 8, 10 and 12.</para>
> </listitem>
> - <listitem><para>If the pixel components are DPCM-compressed, a mention of the
> - DPCM compression and the number of bits per compressed pixel component.</para>
> - </listitem>
> + <listitem><para>The compression (optional). If the pixel components are
> + ALAW- or DPCM-compressed, a mention of the compression scheme and the
> + number of bits per compressed pixel component.</para></listitem>
> <listitem><para>The number of bus samples per pixel. Pixels that are wider than
> the bus width must be transferred in multiple samples. Common values are
> 1 and 2.</para></listitem>
> @@ -504,6 +504,74 @@
> <entry>r<subscript>1</subscript></entry>
> <entry>r<subscript>0</subscript></entry>
> </row>
> + <row id="V4L2-MBUS-FMT-SBGGR10-ALAW8-1X8">
> + <entry>V4L2_MBUS_FMT_SBGGR10_ALAW8_1X8</entry>
> + <entry>0x3015</entry>
> + <entry></entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>b<subscript>7</subscript></entry>
> + <entry>b<subscript>6</subscript></entry>
> + <entry>b<subscript>5</subscript></entry>
> + <entry>b<subscript>4</subscript></entry>
> + <entry>b<subscript>3</subscript></entry>
> + <entry>b<subscript>2</subscript></entry>
> + <entry>b<subscript>1</subscript></entry>
> + <entry>b<subscript>0</subscript></entry>
> + </row>
> + <row id="V4L2-MBUS-FMT-SGBRG10-ALAW8-1X8">
> + <entry>V4L2_MBUS_FMT_SGBRG10_ALAW8_1X8</entry>
> + <entry>0x3016</entry>
> + <entry></entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>g<subscript>7</subscript></entry>
> + <entry>g<subscript>6</subscript></entry>
> + <entry>g<subscript>5</subscript></entry>
> + <entry>g<subscript>4</subscript></entry>
> + <entry>g<subscript>3</subscript></entry>
> + <entry>g<subscript>2</subscript></entry>
> + <entry>g<subscript>1</subscript></entry>
> + <entry>g<subscript>0</subscript></entry>
> + </row>
> + <row id="V4L2-MBUS-FMT-SGRBG10-ALAW8-1X8">
> + <entry>V4L2_MBUS_FMT_SGRBG10_ALAW8_1X8</entry>
> + <entry>0x3017</entry>
> + <entry></entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>g<subscript>7</subscript></entry>
> + <entry>g<subscript>6</subscript></entry>
> + <entry>g<subscript>5</subscript></entry>
> + <entry>g<subscript>4</subscript></entry>
> + <entry>g<subscript>3</subscript></entry>
> + <entry>g<subscript>2</subscript></entry>
> + <entry>g<subscript>1</subscript></entry>
> + <entry>g<subscript>0</subscript></entry>
> + </row>
> + <row id="V4L2-MBUS-FMT-SRGGB10-ALAW8-1X8">
> + <entry>V4L2_MBUS_FMT_SRGGB10_ALAW8_1X8</entry>
> + <entry>0x3018</entry>
> + <entry></entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>r<subscript>7</subscript></entry>
> + <entry>r<subscript>6</subscript></entry>
> + <entry>r<subscript>5</subscript></entry>
> + <entry>r<subscript>4</subscript></entry>
> + <entry>r<subscript>3</subscript></entry>
> + <entry>r<subscript>2</subscript></entry>
> + <entry>r<subscript>1</subscript></entry>
> + <entry>r<subscript>0</subscript></entry>
> + </row>
> <row id="V4L2-MBUS-FMT-SBGGR10-DPCM8-1X8">
> <entry>V4L2_MBUS_FMT_SBGGR10_DPCM8_1X8</entry>
> <entry>0x300b</entry>
> @@ -853,10 +921,16 @@
> <title>Packed YUV Formats</title>
>
> <para>Those data formats transfer pixel data as (possibly downsampled) Y, U
> - and V components. The format code is made of the following information.
> + and V components. Some formats include dummy bits in some of their samples
> + and are collectively referred to as "YDYC" (Y-Dummy-Y-Chroma) formats.
> + One cannot rely on the values of these dummy bits as those are undefined.
> + </para>
> + <para>The format code is made of the following information.
> <itemizedlist>
> <listitem><para>The Y, U and V components order code, as transferred on the
> - bus. Possible values are YUYV, UYVY, YVYU and VYUY.</para></listitem>
> + bus. Possible values are YUYV, UYVY, YVYU and VYUY for formats with no
> + dummy bit, and YDYUYDYV, YDYVYDYU, YUYDYDYV and YVYDYDYU for YDYC formats.
Almost:
"YUYDYDYV and YVYDYDYU" -> "YUYDYVYD and YVYDYUYD" :-)
Fix this and you can add my "Acked-by: Hans Verkuil <hans.verkuil@cisco.com>".
Regards,
Hans
> + </para></listitem>
> <listitem><para>The number of bits per pixel component. All components are
> transferred on the same number of bits. Common values are 8, 10 and 12.</para>
> </listitem>
> @@ -877,7 +951,21 @@
> U, Y, V, Y order will be named <constant>V4L2_MBUS_FMT_UYVY8_2X8</constant>.
> </para>
>
> - <para>The following table lisst existing packet YUV formats.</para>
> + <para><xref linkend="v4l2-mbus-pixelcode-yuv8"/> list existing packet YUV
> + formats and describes the organization of each pixel data in each sample.
> + When a format pattern is split across multiple samples each of the samples
> + in the pattern is described.</para>
> +
> + <para>The role of each bit transferred over the bus is identified by one
> + of the following codes.</para>
> +
> + <itemizedlist>
> + <listitem><para>y<subscript>x</subscript> for luma component bit number x</para></listitem>
> + <listitem><para>u<subscript>x</subscript> for blue chroma component bit number x</para></listitem>
> + <listitem><para>v<subscript>x</subscript> for red chroma component bit number x</para></listitem>
> + <listitem><para>- for non-available bits (for positions higher than the bus width)</para></listitem>
> + <listitem><para>d for dummy bits</para></listitem>
> + </itemizedlist>
>
> <table pgwide="0" frame="none" id="v4l2-mbus-pixelcode-yuv8">
> <title>YUV Formats</title>
> @@ -965,6 +1053,56 @@
> <entry>y<subscript>1</subscript></entry>
> <entry>y<subscript>0</subscript></entry>
> </row>
> + <row id="V4L2-MBUS-FMT-UV8-1X8">
> + <entry>V4L2_MBUS_FMT_UV8_1X8</entry>
> + <entry>0x2015</entry>
> + <entry></entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>u<subscript>7</subscript></entry>
> + <entry>u<subscript>6</subscript></entry>
> + <entry>u<subscript>5</subscript></entry>
> + <entry>u<subscript>4</subscript></entry>
> + <entry>u<subscript>3</subscript></entry>
> + <entry>u<subscript>2</subscript></entry>
> + <entry>u<subscript>1</subscript></entry>
> + <entry>u<subscript>0</subscript></entry>
> + </row>
> + <row>
> + <entry></entry>
> + <entry></entry>
> + <entry></entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>v<subscript>7</subscript></entry>
> + <entry>v<subscript>6</subscript></entry>
> + <entry>v<subscript>5</subscript></entry>
> + <entry>v<subscript>4</subscript></entry>
> + <entry>v<subscript>3</subscript></entry>
> + <entry>v<subscript>2</subscript></entry>
> + <entry>v<subscript>1</subscript></entry>
> + <entry>v<subscript>0</subscript></entry>
> + </row>
> <row id="V4L2-MBUS-FMT-UYVY8-1_5X8">
> <entry>V4L2_MBUS_FMT_UYVY8_1_5X8</entry>
> <entry>0x2002</entry>
> @@ -2415,6 +2553,106 @@
> <entry>u<subscript>1</subscript></entry>
> <entry>u<subscript>0</subscript></entry>
> </row>
> + <row id="V4L2-MBUS-FMT-YDYUYDYV8-1X16">
> + <entry>V4L2_MBUS_FMT_YDYUYDYV8_1X16</entry>
> + <entry>0x2014</entry>
> + <entry></entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>y<subscript>7</subscript></entry>
> + <entry>y<subscript>6</subscript></entry>
> + <entry>y<subscript>5</subscript></entry>
> + <entry>y<subscript>4</subscript></entry>
> + <entry>y<subscript>3</subscript></entry>
> + <entry>y<subscript>2</subscript></entry>
> + <entry>y<subscript>1</subscript></entry>
> + <entry>y<subscript>0</subscript></entry>
> + <entry>d<subscript>7</subscript></entry>
> + <entry>d<subscript>6</subscript></entry>
> + <entry>d<subscript>5</subscript></entry>
> + <entry>d<subscript>4</subscript></entry>
> + <entry>d<subscript>3</subscript></entry>
> + <entry>d<subscript>2</subscript></entry>
> + <entry>d<subscript>1</subscript></entry>
> + <entry>d<subscript>0</subscript></entry>
> + </row>
> + <row>
> + <entry></entry>
> + <entry></entry>
> + <entry></entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>y<subscript>7</subscript></entry>
> + <entry>y<subscript>6</subscript></entry>
> + <entry>y<subscript>5</subscript></entry>
> + <entry>y<subscript>4</subscript></entry>
> + <entry>y<subscript>3</subscript></entry>
> + <entry>y<subscript>2</subscript></entry>
> + <entry>y<subscript>1</subscript></entry>
> + <entry>y<subscript>0</subscript></entry>
> + <entry>u<subscript>7</subscript></entry>
> + <entry>u<subscript>6</subscript></entry>
> + <entry>u<subscript>5</subscript></entry>
> + <entry>u<subscript>4</subscript></entry>
> + <entry>u<subscript>3</subscript></entry>
> + <entry>u<subscript>2</subscript></entry>
> + <entry>u<subscript>1</subscript></entry>
> + <entry>u<subscript>0</subscript></entry>
> + </row>
> + <row>
> + <entry></entry>
> + <entry></entry>
> + <entry></entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>y<subscript>7</subscript></entry>
> + <entry>y<subscript>6</subscript></entry>
> + <entry>y<subscript>5</subscript></entry>
> + <entry>y<subscript>4</subscript></entry>
> + <entry>y<subscript>3</subscript></entry>
> + <entry>y<subscript>2</subscript></entry>
> + <entry>y<subscript>1</subscript></entry>
> + <entry>y<subscript>0</subscript></entry>
> + <entry>d<subscript>7</subscript></entry>
> + <entry>d<subscript>6</subscript></entry>
> + <entry>d<subscript>5</subscript></entry>
> + <entry>d<subscript>4</subscript></entry>
> + <entry>d<subscript>3</subscript></entry>
> + <entry>d<subscript>2</subscript></entry>
> + <entry>d<subscript>1</subscript></entry>
> + <entry>d<subscript>0</subscript></entry>
> + </row>
> + <row>
> + <entry></entry>
> + <entry></entry>
> + <entry></entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>-</entry>
> + <entry>y<subscript>7</subscript></entry>
> + <entry>y<subscript>6</subscript></entry>
> + <entry>y<subscript>5</subscript></entry>
> + <entry>y<subscript>4</subscript></entry>
> + <entry>y<subscript>3</subscript></entry>
> + <entry>y<subscript>2</subscript></entry>
> + <entry>y<subscript>1</subscript></entry>
> + <entry>y<subscript>0</subscript></entry>
> + <entry>v<subscript>7</subscript></entry>
> + <entry>v<subscript>6</subscript></entry>
> + <entry>v<subscript>5</subscript></entry>
> + <entry>v<subscript>4</subscript></entry>
> + <entry>v<subscript>3</subscript></entry>
> + <entry>v<subscript>2</subscript></entry>
> + <entry>v<subscript>1</subscript></entry>
> + <entry>v<subscript>0</subscript></entry>
> + </row>
> <row id="V4L2-MBUS-FMT-YUYV10-1X20">
> <entry>V4L2_MBUS_FMT_YUYV10_1X20</entry>
> <entry>0x200d</entry>
> diff --git a/include/linux/v4l2-mediabus.h b/include/linux/v4l2-mediabus.h
> index 5ea7f75..a871a4a 100644
> --- a/include/linux/v4l2-mediabus.h
> +++ b/include/linux/v4l2-mediabus.h
> @@ -47,8 +47,9 @@ enum v4l2_mbus_pixelcode {
> V4L2_MBUS_FMT_RGB565_2X8_BE = 0x1007,
> V4L2_MBUS_FMT_RGB565_2X8_LE = 0x1008,
>
> - /* YUV (including grey) - next is 0x2014 */
> + /* YUV (including grey) - next is 0x2016 */
> V4L2_MBUS_FMT_Y8_1X8 = 0x2001,
> + V4L2_MBUS_FMT_UV8_1X8 = 0x2015,
> V4L2_MBUS_FMT_UYVY8_1_5X8 = 0x2002,
> V4L2_MBUS_FMT_VYUY8_1_5X8 = 0x2003,
> V4L2_MBUS_FMT_YUYV8_1_5X8 = 0x2004,
> @@ -65,14 +66,19 @@ enum v4l2_mbus_pixelcode {
> V4L2_MBUS_FMT_VYUY8_1X16 = 0x2010,
> V4L2_MBUS_FMT_YUYV8_1X16 = 0x2011,
> V4L2_MBUS_FMT_YVYU8_1X16 = 0x2012,
> + V4L2_MBUS_FMT_YDYUYDYV8_1X16 = 0x2014,
> V4L2_MBUS_FMT_YUYV10_1X20 = 0x200d,
> V4L2_MBUS_FMT_YVYU10_1X20 = 0x200e,
>
> - /* Bayer - next is 0x3015 */
> + /* Bayer - next is 0x3019 */
> V4L2_MBUS_FMT_SBGGR8_1X8 = 0x3001,
> V4L2_MBUS_FMT_SGBRG8_1X8 = 0x3013,
> V4L2_MBUS_FMT_SGRBG8_1X8 = 0x3002,
> V4L2_MBUS_FMT_SRGGB8_1X8 = 0x3014,
> + V4L2_MBUS_FMT_SBGGR10_ALAW8_1X8 = 0x3015,
> + V4L2_MBUS_FMT_SGBRG10_ALAW8_1X8 = 0x3016,
> + V4L2_MBUS_FMT_SGRBG10_ALAW8_1X8 = 0x3017,
> + V4L2_MBUS_FMT_SRGGB10_ALAW8_1X8 = 0x3018,
> V4L2_MBUS_FMT_SBGGR10_DPCM8_1X8 = 0x300b,
> V4L2_MBUS_FMT_SGBRG10_DPCM8_1X8 = 0x300c,
> V4L2_MBUS_FMT_SGRBG10_DPCM8_1X8 = 0x3009,
>
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[not found] <1342707191-3938-1-git-send-email-prabhakar.lad@ti.com>
[not found] ` <1342707191-3938-2-git-send-email-prabhakar.lad@ti.com>
2012-07-19 14:25 ` [PATCH v5 1/2] media: add new mediabus format enums for dm365 Hans Verkuil
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