[PATCH] drm: Clarify DRM_MODE_REFLECT_X/Y documentation

Alexandru-Cosmin Gheorghe Alexandru-Cosmin.Gheorghe at arm.com
Mon Aug 20 09:10:52 UTC 2018


On Tue, Aug 14, 2018 at 10:36:58AM +0200, Daniel Vetter wrote:
> On Fri, Aug 10, 2018 at 06:50:31PM +0100, Alexandru Gheorghe wrote:
> > DRM_MODE_REFLECT_X and DRM_MODE_REFLECT_Y meaning seems a bit unclear
> > to me, so try to clarify that with a bit of ascii graphics.
> > 
> > Signed-off-by: Alexandru Gheorghe <alexandru-cosmin.gheorghe at arm.com>
> > ---
> >  include/uapi/drm/drm_mode.h | 11 ++++++++++-
> >  1 file changed, 10 insertions(+), 1 deletion(-)
> > 
> > diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h
> > index 8d67243952f4..ac5de85c93eb 100644
> > --- a/include/uapi/drm/drm_mode.h
> > +++ b/include/uapi/drm/drm_mode.h
> > @@ -186,9 +186,18 @@ extern "C" {
> >  /*
> >   * DRM_MODE_REFLECT_<axis>
> >   *
> > - * Signals that the contents of a drm plane is reflected in the <axis> axis,
> > + * Signals that the contents of a drm plane is reflected along the <axis> axis,
> >   * in the same way as mirroring.
> >   *
> > + * DRM_MODE_REFLECT_X
> > + * |o |    | o|
> > + * |  | -> |  |
> > + * | v|    |v |
> > + *
> > + * DRM_MODE_REFLECT_Y
> > + * |o |    | ^|
> > + * |  | -> |  |
> > + * | v|    |o |
> 
> I think the above won't render correctly in sphinx. I think you need some
> fixed-block quoting. Please run
> 
> $ make htmldocs
> 
> and check the output. With that addressed:

One small problem here this file is not included in the htmldoc
generation and no comment in here is marked to be included in html
documentation.

> 
> Reviewed-by: Daniel Vetter <daniel.vetter at ffwll.ch>
> 
> >   * This define is provided as a convenience, looking up the property id
> >   * using the name->prop id lookup is the preferred method.
> >   */
> > -- 
> > 2.18.0
> > 
> > _______________________________________________
> > dri-devel mailing list
> > dri-devel at lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/dri-devel
> 
> -- 
> Daniel Vetter
> Software Engineer, Intel Corporation
> http://blog.ffwll.ch

-- 
Cheers,
Alex G


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