RE: mt9t031 (was RE: [PATCH] adding support for setting bus parameters in sub device)

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>
>> - video streaming devices like the davinci videoports where you can hook
>> up HDTV receivers or FPGAs: here you definitely need a new API to setup
>> the streaming parameters, and you want to be able to do that from the
>> application as well. Actually, sensors are also hooked up to these
>devices
>> in practice. And there you also want to be able to setup these parameters.
>> You will see this mostly (only?) on embedded platforms.
>>
>
>I agree we need an in kernel API for this, but why expose it to
>userspace, as you say this will only happen on embedded systems,
>shouldn't the info then go in a board_info file / struct ?
>
No we still need a way for application to set these timings at the device. For example, it needs to tell a TVP7002 device to scan at 720p/1080p similar to S_STD. From user prespective, it is just like S_STD. See my email on the details...

>Regards,
>
>Hans

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