Re: [patch 09/11] ps3fb: Round up video modes

On Fri, 25 Jan 2008 16:06:32 +0100 Geert Uytterhoeven [off-list ref] wrote:
 static int ps3fb_cmp_mode(const struct fb_videomode *vmode,
 			  const struct fb_var_screeninfo *var)
 {
-	/* resolution + black border must match a native resolution */
-	if (vmode->left_margin + vmode->xres + vmode->right_margin !=
-	    var->left_margin + var->xres + var->right_margin ||
-	    vmode->upper_margin + vmode->yres + vmode->lower_margin !=
-	    var->upper_margin + var->yres + var->lower_margin)
+	long xres, yres, left_margin, right_margin, upper_margin, lower_margin;
+	long dx, dy;

I don't think these need to be longs?  And they probably don't need to be
signed either.

If a switch to u32 improves the code any, it might be worth doing..

All the typecasting which this patch adds makes me wonder if the choice
of types requires a general revisit...

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