Re: [PATCHv2 5/7] media: rcar-vin: add support for V4L2_FIELD_ALTERNATE

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Hello.

On 08/02/2016 05:51 PM, Niklas Söderlund wrote:

The HW can capture both ODD and EVEN fields in separate buffers so it's
possible to support V4L2_FIELD_ALTERNATE. This patch add support for
this mode.

At probe time and when S_STD is called the driver will default to use
V4L2_FIELD_INTERLACED if the subdevice reports V4L2_FIELD_ALTERNATE. The
driver will only change the field type if the subdevice implements
G_STD, if not it will keep the default at V4L2_FIELD_ALTERNATE.

The user can always explicitly ask for V4L2_FIELD_ALTERNATE in S_FTM and

   S_FMT?

the driver will use that field format.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@xxxxxxxxxxxx>
[...]

MBR, Sergei




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