[patch] A new patch to test whether the problem is in uvesafb.c

uvesafb-absint.patch (text/plain), 1.24 KB, created by Michal Januszewski (RETIRED) on 2010-07-27 11:28:27 UTC

diff --git a/drivers/video/uvesafb.c b/drivers/video/uvesafb.c
index 7b8839e..b965667 100644
--- a/drivers/video/uvesafb.c
+++ b/drivers/video/uvesafb.c
@@ -29,6 +29,11 @@
 #endif
 #include "edid.h"
 
+#define absint(x) ({				\
+		int __x = (x);			\
+		(__x < 0) ? -__x : __x;		\
+	})
+
 static struct cb_id uvesafb_cn_id = {
 	.idx = CN_IDX_V86D,
 	.val = CN_VAL_V86D_UVESAFB
@@ -320,9 +325,9 @@ static int uvesafb_vbe_find_mode(struct uvesafb_par *par,
 	int i, match = -1, h = 0, d = 0x7fffffff;
 
 	for (i = 0; i < par->vbe_modes_cnt; i++) {
-		h = abs(par->vbe_modes[i].x_res - xres) +
-		    abs(par->vbe_modes[i].y_res - yres) +
-		    abs(depth - par->vbe_modes[i].depth);
+		h = absint(par->vbe_modes[i].x_res - xres) +
+		    absint(par->vbe_modes[i].y_res - yres) +
+		    absint(depth - par->vbe_modes[i].depth);
 
 		/*
 		 * We have an exact match in terms of resolution
@@ -1375,7 +1380,7 @@ static int uvesafb_check_var(struct fb_var_screeninfo *var,
 	 * which is theoretically incorrect, but which we'll try to handle
 	 * here.
 	 */
-	if (depth == 0 || abs(depth - var->bits_per_pixel) >= 8)
+	if (depth == 0 || absint(depth - var->bits_per_pixel) >= 8)
 		depth = var->bits_per_pixel;
 
 	match = uvesafb_vbe_find_mode(par, var->xres, var->yres, depth,