lxfb: disable suspend VT switch by default

By default disable VT switch, but allow it to be overridden via the
'vt_switch' module arg.

Signed-off-by: Andres Salomon <dilinger@debian.org>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Cc: Jordan Crouse <jordan.crouse@amd.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/Documentation/fb/lxfb.txt b/Documentation/fb/lxfb.txt
index 80656078d4d9..38b3ca6f6ca7 100644
--- a/Documentation/fb/lxfb.txt
+++ b/Documentation/fb/lxfb.txt
@@ -45,6 +45,8 @@ Accepted options:
 mode_option     - specify the video mode.  Of the form
                   <x>x<y>[-<bpp>][@<refresh>]
 vram            - size of video ram (normally auto-detected)
+vt_switch       - enable vt switching during suspend/resume.  The vt
+                  switch is slow, but harmless.
 
 --
 Andres Salomon <dilinger@debian.org>