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author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2019-11-26 15:52:13 +0100 |
---|---|---|
committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2019-11-28 13:15:43 +0100 |
commit | 94fee4a74d04b4298892850287c2a879dbd01e2a (patch) | |
tree | 196a802216ab26ad30bd2d4ed2c50e4d61b60499 /drivers | |
parent | 30218eb77d6b9a89e08ad9ea19b35c6bf1be468e (diff) | |
download | linux-94fee4a74d04b4298892850287c2a879dbd01e2a.tar.bz2 |
drm/rect: update kerneldoc for drm_rect_clip_scaled()
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
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/gpu/drm/drm_rect.c | 6 |
1 files 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) |