Re: [PATCH v2 5/8] v4l: vsp1: Extend the DU API to support CRC computation

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Hi Jacopo,

On Saturday, 28 April 2018 13:03:16 EEST jacopo mondi wrote:
> Hi Laurent,
>    just one minor comment below
> 
> On Mon, Apr 23, 2018 at 01:34:27AM +0300, Laurent Pinchart wrote:
> > Add a parameter (in the form of a structure to ease future API
> > extensions) to the VSP atomic flush handler to pass CRC source
> > configuration, and pass the CRC value to the completion callback.
> > 
> > Signed-off-by: Laurent Pinchart
> > <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx>
> > ---
> > 
> >  drivers/gpu/drm/rcar-du/rcar_du_vsp.c  |  6 ++++--
> >  drivers/media/platform/vsp1/vsp1_drm.c |  6 ++++--
> >  drivers/media/platform/vsp1/vsp1_drm.h |  2 +-
> >  include/media/vsp1.h                   | 29 +++++++++++++++++++++++++++--
> >  4 files changed, 36 insertions(+), 7 deletions(-)

[snip]

> > diff --git a/include/media/vsp1.h b/include/media/vsp1.h
> > index ff7ef894465d..ac63a9928a79 100644
> > --- a/include/media/vsp1.h
> > +++ b/include/media/vsp1.h

[snip]

> > @@ -61,11 +61,36 @@ struct vsp1_du_atomic_config {
> >  	unsigned int zpos;
> >  };
> > 
> > +/**
> > + * enum vsp1_du_crc_source - Source used for CRC calculation
> > + * @VSP1_DU_CRC_NONE: CRC calculation disabled
> > + * @VSP_DU_CRC_PLANE: Perform CRC calculation on an input plane
> > + * @VSP_DU_CRC_OUTPUT: Perform CRC calculation on the composed output
> 
> These two paramters are called VSP1_DU_CRC_* not VSP_DU_CRC_*

My bad. I've fixed this in my tree but will wait for other review comments 
before posting a v3.

> > + */
> > +enum vsp1_du_crc_source {
> > +	VSP1_DU_CRC_NONE,
> > +	VSP1_DU_CRC_PLANE,
> > +	VSP1_DU_CRC_OUTPUT,
> > +};

[snip]

-- 
Regards,

Laurent Pinchart






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