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>
---
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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