Em Thu, 8 Dec 2016 17:46:53 -0200
Mauro Carvalho Chehab <[email protected]> escreveu:
> commit 460b6c0831cb ("[media] tvp5150: Add s_stream subdev operation
> support") added a logic that overrides TVP5150_CONF_SHARED_PIN setting,
> depending on the type of bus set via the .set_fmt() subdev callback.
>
> This is known to cause trobules on devices that don't use a V4L2
> subdev devnode, and a fix for it was made by commit 47de9bf8931e
> ("[media] tvp5150: Fix breakage for serial usage"). Unfortunately,
> such fix doesn't consider the case of progressive video inputs,
> causing chroma decoding issues on such videos, as it overrides not
> only the type of video output, but also other unrelated bits.
>
> So, instead of trying to guess, let's detect if the device configuration
> is set via Device Tree. If not, just ignore the new logic, restoring
> the original behavior.
>
> Fixes: 460b6c0831cb ("[media] tvp5150: Add s_stream subdev operation support")
> Cc: Devin Heitmueller <[email protected]>
> Cc: Javier Martinez Canillas <[email protected]>
> Cc: Laurent Pinchart <[email protected]>
> Cc: [email protected]
> Signed-off-by: Mauro Carvalho Chehab <[email protected]>
> ---
>
> changes since version 2:
> - fixed settings for register 0x0d
> - tested on WinTV USB2 with S-Video input
>
> I'll do an extra test with HVR-950 on both S-Video and composite soon enough
Tested with HVR-950 (USB ID 2040:6513, Hauppauge model 65201, rev A1C0):
- both S-Video and composite entries are working.
Thanks,
Mauro
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