[PATCH] fbcon: Remove cursor timer if unused

Remove the cursor timer (cursor flashing) on the following conditions:

- if vc is in KD_GRAPHICS mode, ie, when X owns the console
- if vc is blanked

This misbehavior was exposed by Dave Jones.

Signed-off-by: Antonino Daplas <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Antonino A. Daplas 2006-10-03 01:14:48 -07:00 committed by Linus Torvalds
parent e299dd4d7c
commit 212f26398f
1 changed files with 11 additions and 6 deletions

View File

@ -396,9 +396,8 @@ static void fb_flashcursor(void *private)
vc = vc_cons[ops->currcon].d;
if (!vc || !CON_IS_VISIBLE(vc) ||
fbcon_is_inactive(vc, info) ||
registered_fb[con2fb_map[vc->vc_num]] != info ||
vc_cons[ops->currcon].d->vc_deccm != 1) {
vc->vc_deccm != 1) {
release_console_sem();
return;
}
@ -2166,7 +2165,12 @@ static int fbcon_switch(struct vc_data *vc)
fbcon_del_cursor_timer(old_info);
}
fbcon_add_cursor_timer(info);
if (fbcon_is_inactive(vc, info) ||
ops->blank_state != FB_BLANK_UNBLANK)
fbcon_del_cursor_timer(info);
else
fbcon_add_cursor_timer(info);
set_blitting_type(vc, info);
ops->cursor_reset = 1;
@ -2276,10 +2280,11 @@ static int fbcon_blank(struct vc_data *vc, int blank, int mode_switch)
update_screen(vc);
}
if (!blank)
fbcon_add_cursor_timer(info);
else
if (fbcon_is_inactive(vc, info) ||
ops->blank_state != FB_BLANK_UNBLANK)
fbcon_del_cursor_timer(info);
else
fbcon_add_cursor_timer(info);
return 0;
}