On Tue September 25 2012 08:09:05 Prabhakar wrote:
> From: Lad, Prabhakar <prabhakar.lad@xxxxxx>
>
> add V4L2_CID_TEST_PATTERN of type menu, which determines
> the internal test pattern selected by the device.
Acked-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
Regards,
Hans
>
> Signed-off-by: Lad, Prabhakar <prabhakar.lad@xxxxxx>
> Signed-off-by: Manjunath Hadli <manjunath.hadli@xxxxxx>
> Acked-by: Sakari Ailus <sakari.ailus@xxxxxx>
> Cc: Hans Verkuil <hans.verkuil@xxxxxxxxx>
> Cc: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
> Cc: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxx>
> Cc: Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx>
> Cc: Hans de Goede <hdegoede@xxxxxxxxxx>
> Cc: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
> Cc: Rob Landley <rob@xxxxxxxxxxx>
> ---
> This patches has one checkpatch warning for line over
> 80 characters altough it can be avoided I have kept it
> for consistency.
>
> Changes for v4:
> 1: Fixed some grammar/style issues, pointed by Hans.
>
> Changes for v3:
> 1: Removed the menu for test pattern, pointed by Sakari.
>
> Changes for v2:
> 1: Included display devices in the description for test pattern
> as pointed by Hans.
> 2: In the menu replaced 'Test Pattern Disabled' by 'Disabled' as
> pointed by Sylwester.
> 3: Removed the test patterns from menu as the are hardware specific
> as pointed by Sakari.
>
> Documentation/DocBook/media/v4l/controls.xml | 10 ++++++++++
> drivers/media/v4l2-core/v4l2-ctrls.c | 2 ++
> include/linux/videodev2.h | 1 +
> 3 files changed, 13 insertions(+), 0 deletions(-)
>
> diff --git a/Documentation/DocBook/media/v4l/controls.xml b/Documentation/DocBook/media/v4l/controls.xml
> index f0fb08d..5450d31 100644
> --- a/Documentation/DocBook/media/v4l/controls.xml
> +++ b/Documentation/DocBook/media/v4l/controls.xml
> @@ -4313,6 +4313,16 @@ interface and may change in the future.</para>
> </tbody>
> </entrytbl>
> </row>
> + <row>
> + <entry spanname="id"><constant>V4L2_CID_TEST_PATTERN</constant></entry>
> + <entry>menu</entry>
> + </row>
> + <row id="v4l2-test-pattern">
> + <entry spanname="descr"> Some capture/display/sensor devices have
> + the capability to generate test pattern images. These hardware
> + specific test patterns can be used to test if a device is working
> + properly.</entry>
> + </row>
> <row><entry></entry></row>
> </tbody>
> </tgroup>
> diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c
> index 8f2f40b..41b7732 100644
> --- a/drivers/media/v4l2-core/v4l2-ctrls.c
> +++ b/drivers/media/v4l2-core/v4l2-ctrls.c
> @@ -740,6 +740,7 @@ const char *v4l2_ctrl_get_name(u32 id)
> case V4L2_CID_LINK_FREQ: return "Link Frequency";
> case V4L2_CID_PIXEL_RATE: return "Pixel Rate";
> case V4L2_CID_DPCM_PREDICTOR: return "DPCM Predictor";
> + case V4L2_CID_TEST_PATTERN: return "Test Pattern";
>
> default:
> return NULL;
> @@ -841,6 +842,7 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type,
> case V4L2_CID_EXPOSURE_METERING:
> case V4L2_CID_SCENE_MODE:
> case V4L2_CID_DPCM_PREDICTOR:
> + case V4L2_CID_TEST_PATTERN:
> *type = V4L2_CTRL_TYPE_MENU;
> break;
> case V4L2_CID_LINK_FREQ:
> diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
> index ca9fb78..7014c0b 100644
> --- a/include/linux/videodev2.h
> +++ b/include/linux/videodev2.h
> @@ -2005,6 +2005,7 @@ enum v4l2_dpcm_predictor {
> V4L2_DPCM_PREDICTOR_SIMPLE = 0,
> V4L2_DPCM_PREDICTOR_ADVANCED = 1,
> };
> +#define V4L2_CID_TEST_PATTERN (V4L2_CID_IMAGE_PROC_CLASS_BASE + 4)
>
> /*
> * T U N I N G
>
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