Re: [PATCH] drm/rect: update kerneldoc for drm_rect_clip_scaled()

2019-11-28 Thread Daniel Vetter 
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 
> > Cc: Benjamin Gaignard 
> > Cc: Ville Syrjala 
> > Signed-off-by: Daniel Vetter 
> 
> Reviewed-by: Ville Syrjälä 

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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Re: [PATCH] drm/rect: update kerneldoc for drm_rect_clip_scaled()

2019-11-26 Thread Ville Syrjälä 
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 
> Cc: Benjamin Gaignard 
> Cc: Ville Syrjala 
> Signed-off-by: Daniel Vetter 

Reviewed-by: Ville Syrjälä 

> ---
>  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
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[PATCH] drm/rect: update kerneldoc for drm_rect_clip_scaled()

2019-11-26 Thread Daniel Vetter 
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 
Cc: Benjamin Gaignard 
Cc: Ville Syrjala 
Signed-off-by: Daniel Vetter 
---
 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

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