[PATCH 1/3] drm/exynos: mixer: add 2x scaling to mixer_graph_buffer

[Gustavo Padovan]

Hi Tobias,

2015-03-27 Tobias Jakobi <tjakobi at math.uni-bielefeld.de>:

> Hello!
> 
> 
> Gustavo Padovan wrote:
> > I would keep calling these two vars x_ratio and y_ratio. I don't see a reason
> > to change the name here.
> Right, I'm going to change this. Also I was thinking of basing the patch
> on your latest cleanup series (the 'drm/exynos: remove struct *_win_data
> abstraction on planes' one).

If you can rebase this in on top of my series this would be really good.

> 
> Then it would just be:
> static int mixer_setup_scale(const struct exynos_drm_plane *plane,
> 	unsigned int *x_ratio, unsigned int *y_ratio)
> 
> Also that would automatically fix your other comment below [*].
> 
> 
> > Use EPERM or ENOTSUPP. Or even true/false.
> Will do!
> 
> 
> > You need to fix style here
> > 
> >         if (mixer_setup_scale(win_data->src_width, win_data->src_height,        
> >                               win_data->crtc_width, win_data->crtc_height,      
> >                               &x_ratio, &y_ratio))                              
> >                 return; 
> With [*] this would just be:
> if (mixer_setup_scale(plane, &x_ratio, &y_ratio)) return;
> 
> What do you think?

Changes sounds good to me. Please go ahead and send a new patch. :)

	Gustavo