On Tue, Nov 26, 2019 at 05:10:14PM +0200, Ville Syrjälä wrote:
> On Tue, Nov 26, 2019 at 03:52:13PM +0100, Daniel Vetter wrote:
> > This was forgotten in f96bdf564f3e ("drm/rect: Handle rounding errors
> > in drm_rect_clip_scaled, v3.")
> >
> > Spotted while reviewing patches from Ville touching this area.
> >
> > Fixes: f96bdf564f3e ("drm/rect: Handle rounding errors in
> > drm_rect_clip_scaled, v3.")
> > Cc: Maarten Lankhorst <maarten.lankho...@linux.intel.com>
> > Cc: Benjamin Gaignard <benjamin.gaign...@st.com>
> > Cc: Ville Syrjala <ville.syrj...@linux.intel.com>
> > Signed-off-by: Daniel Vetter <daniel.vet...@intel.com>
>
> Reviewed-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
Thanks for taking a look, patch pushed.
-Daniel
>
> > ---
> > drivers/gpu/drm/drm_rect.c | 6 ++++--
> > 1 file changed, 4 insertions(+), 2 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/drm_rect.c b/drivers/gpu/drm/drm_rect.c
> > index b8363aaa9032..e6e640f2d5e3 100644
> > --- a/drivers/gpu/drm/drm_rect.c
> > +++ b/drivers/gpu/drm/drm_rect.c
> > @@ -73,11 +73,13 @@ static u32 clip_scaled(u32 src, u32 dst, u32 clip)
> > * @clip: clip rectangle
> > *
> > * Clip rectangle @dst by rectangle @clip. Clip rectangle @src by the
> > - * same amounts multiplied by @hscale and @vscale.
> > + * the corresponding amounts, retaining the vertical and horizontal scaling
> > + * factors from @src to @dst.
> > *
> > * RETURNS:
> > + *
> > * %true if rectangle @dst is still visible after being clipped,
> > - * %false otherwise
> > + * %false otherwise.
> > */
> > bool drm_rect_clip_scaled(struct drm_rect *src, struct drm_rect *dst,
> > const struct drm_rect *clip)
> > --
> > 2.24.0
>
> --
> Ville Syrjälä
> Intel
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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