---

yaml --- r: 357093 b: refs/heads/master c: d40fbf8 h: refs/heads/master i: 357091: 9da750e v: v3
git-mirror · Dec 21, 2012 · ea85d5e · ea85d5e
1 parent 946026b
commit ea85d5e
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Showing 2 changed files with 17 additions and 7 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 13908f330f91996b6d59355aa7860553dd1093d5
+refs/heads/master: d40fbf8d52ae6c9b7fe9d76eeab624afc3a3f1ea
diff --git a/trunk/drivers/media/platform/vivi.c b/trunk/drivers/media/platform/vivi.c
@@ -512,12 +512,22 @@ static void gen_twopix(struct vivi_dev *dev, u8 *buf, int colorpos, bool odd)
 
 static void precalculate_line(struct vivi_dev *dev)
 {
-	int w;
-
-	for (w = 0; w < dev->width * 2; w++) {
-		int colorpos = w / (dev->width / 8) % 8;
-
-		gen_twopix(dev, dev->line + w * dev->pixelsize, colorpos, w & 1);
+	unsigned pixsize  = dev->pixelsize;
+	unsigned pixsize2 = 2*pixsize;
+	int colorpos;
+	u8 *pos;
+
+	for (colorpos = 0; colorpos < 16; ++colorpos) {
+		u8 pix[8];
+		int wstart =  colorpos    * dev->width / 8;
+		int wend   = (colorpos+1) * dev->width / 8;
+		int w;
+
+		gen_twopix(dev, &pix[0],        colorpos % 8, 0);
+		gen_twopix(dev, &pix[pixsize],  colorpos % 8, 1);
+
+		for (w = wstart/2*2, pos = dev->line + w*pixsize; w < wend; w += 2, pos += pixsize2)
+			memcpy(pos, pix, pixsize2);
 	}
 }