fbcon: fix scrolling after logo is cleared

[linux-2.6] / drivers / video / console / fbcon.c

diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c
index 4be3b46c069be3e33853fc7dd4b83023576eb8f1..33859934a8e465b1654bf08e454633253685fd98 100644 (file)
--- a/drivers/video/console/fbcon.c
+++ b/drivers/video/console/fbcon.c
@@ -107,9 +107,7 @@ static struct display fb_display[MAX_NR_CONSOLES];
 
 static signed char con2fb_map[MAX_NR_CONSOLES];
 static signed char con2fb_map_boot[MAX_NR_CONSOLES];
-#ifndef MODULE
-static int logo_height;
-#endif
+
 static int logo_lines;
 /* logo_shown is an index to vc_cons when >= 0; otherwise follows FBCON_LOGO
    enums.  */
@@ -607,6 +605,7 @@ static void fbcon_prepare_logo(struct vc_data *vc, struct fb_info *info,
        struct fbcon_ops *ops = info->fbcon_par;
        int cnt, erase = vc->vc_video_erase_char, step;
        unsigned short *save = NULL, *r, *q;
+       int logo_height;
 
        if (info->flags & FBINFO_MODULE) {
                logo_shown = FBCON_LOGO_DONTSHOW;
@@ -1312,6 +1311,9 @@ static void fbcon_clear(struct vc_data *vc, int sy, int sx, int height,
        if (!height || !width)
                return;
 
+       if (sy < vc->vc_top && vc->vc_top == logo_lines)
+               vc->vc_top = 0;
+
        /* Split blits that cross physical y_wrap boundary */
 
        y_break = p->vrows - p->yscroll;