From 94fee4a74d04b4298892850287c2a879dbd01e2a Mon Sep 17 00:00:00 2001
From: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Tue, 26 Nov 2019 15:52:13 +0100
Subject: [PATCH] drm/rect: update kerneldoc for drm_rect_clip_scaled()
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Git-commit: 94fee4a74d04b4298892850287c2a879dbd01e2a
Patch-mainline: v5.6-rc1
References: bsc#1111666

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.

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Fixes: f96bdf564f3e ("drm/rect: Handle rounding errors in drm_rect_clip_scaled, v3.")
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Benjamin Gaignard <benjamin.gaignard@st.com>
Cc: Ville Syrjala <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191126145213.380079-1-daniel.vetter@ffwll.ch
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 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 1e1e2101007a..0460e874896e 100644
--- a/drivers/gpu/drm/drm_rect.c
+++ b/drivers/gpu/drm/drm_rect.c
@@ -81,11 +81,13 @@ static u32 clip_scaled(int src, int dst, int *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)
-- 
2.16.4