Re: [PATCH 1/6] media: vsp1: Remove artificial pixel limitation

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Hi Kieran,

Would you mind changing the patch subject to "Remove artificial minimum width/
height limitation" ?

On Friday, 14 September 2018 13:23:04 EEST Laurent Pinchart wrote:
> On Friday, 31 August 2018 17:40:39 EEST Kieran Bingham wrote:
> > The VSP1 has a minimum width and height of a single pixel, with the
> > exception of pixel formats with sub-sampling.
> > 
> > Remove the artificial minimum width and minimum height limitation, and
> > instead clamp the minimum dimensions based upon the sub-sampling
> > parameter of that dimension.
> > 
> > Signed-off-by: Kieran Bingham <kieran.bingham+renesas@xxxxxxxxxxxxxxxx>
> 
> Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
> 
> and applied to my tree.
> 
> > ---
> > 
> >  drivers/media/platform/vsp1/vsp1_video.c | 7 ++-----
> >  1 file changed, 2 insertions(+), 5 deletions(-)
> > 
> > diff --git a/drivers/media/platform/vsp1/vsp1_video.c
> > b/drivers/media/platform/vsp1/vsp1_video.c index
> > 81d47a09d7bc..e78eadd0295b
> > 100644
> > --- a/drivers/media/platform/vsp1/vsp1_video.c
> > +++ b/drivers/media/platform/vsp1/vsp1_video.c
> > @@ -38,9 +38,7 @@
> > 
> >  #define VSP1_VIDEO_DEF_WIDTH		1024
> >  #define VSP1_VIDEO_DEF_HEIGHT		768
> > 
> > -#define VSP1_VIDEO_MIN_WIDTH		2U
> > 
> >  #define VSP1_VIDEO_MAX_WIDTH		8190U
> > 
> > -#define VSP1_VIDEO_MIN_HEIGHT		2U
> > 
> >  #define VSP1_VIDEO_MAX_HEIGHT		8190U
> >  
> >  /*
> > 
> > --------------------------------------------------------------------------
> > -
> > -- @@ -136,9 +134,8 @@ static int __vsp1_video_try_format(struct
> > vsp1_video
> > *video, height = round_down(height, info->vsub);
> > 
> >  	/* Clamp the width and height. */
> > 
> > -	pix->width = clamp(width, VSP1_VIDEO_MIN_WIDTH, VSP1_VIDEO_MAX_WIDTH);
> > -	pix->height = clamp(height, VSP1_VIDEO_MIN_HEIGHT,
> > -			    VSP1_VIDEO_MAX_HEIGHT);
> > +	pix->width = clamp(width, info->hsub, VSP1_VIDEO_MAX_WIDTH);
> > +	pix->height = clamp(height, info->vsub, VSP1_VIDEO_MAX_HEIGHT);
> > 
> >  	/*
> >  	
> >  	 * Compute and clamp the stride and image size. While not documented in


-- 
Regards,

Laurent Pinchart






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