From: Tobias Jakobi <tjakobi@math.uni-bielefeld.de>
Date: Sun, 1 Jun 2014 16:04:06 +0000 (+0200)
Subject: exynos: fix scaling factor computation in g2d_copy_with_scale
X-Git-Tag: libdrm-2.4.55~4
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=e8c3c1358ecaf4e90f7d43762357ae6f8e2022b6;p=platform%2Fupstream%2Flibdrm.git

exynos: fix scaling factor computation in g2d_copy_with_scale

When division of source and destination width yields the
scaling factor for the x-coordinate, then it should be
source/destination _height_ for y.

Signed-off-by: Tobias Jakobi <tjakobi@math.uni-bielefeld.de>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
---

diff --git a/exynos/exynos_fimg2d.c b/exynos/exynos_fimg2d.c
index a565910..fc281b6 100644
--- a/exynos/exynos_fimg2d.c
+++ b/exynos/exynos_fimg2d.c
@@ -451,7 +451,7 @@ int g2d_copy_with_scale(struct g2d_context *ctx, struct g2d_image *src,
 	else {
 		scale = 1;
 		scale_x = (double)src_w / (double)dst_w;
-		scale_y = (double)src_w / (double)dst_h;
+		scale_y = (double)src_h / (double)dst_h;
 	}
 
 	if (src_x + src_w > src->width)