The patch titled
lxfb: disable suspend VT switch by default
has been added to the -mm tree. Its filename is
lxfb-disable-suspend-vt-switch-by-default.patch
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*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: lxfb: disable suspend VT switch by default
From: Andres Salomon <dilinger@xxxxxxxxxx>
By default disable VT switch, but allow it to be overridden via the
'vt_switch' module arg.
Signed-off-by: Andres Salomon <dilinger@xxxxxxxxxx>
Cc: "Antonino A. Daplas" <adaplas@xxxxxxx>
Cc: Jordan Crouse <jordan.crouse@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
Documentation/fb/lxfb.txt | 2 ++
drivers/video/geode/lxfb_core.c | 7 +++++++
2 files changed, 9 insertions(+)
diff -puN Documentation/fb/lxfb.txt~lxfb-disable-suspend-vt-switch-by-default Documentation/fb/lxfb.txt
--- a/Documentation/fb/lxfb.txt~lxfb-disable-suspend-vt-switch-by-default
+++ a/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@xxxxxxxxxx>
diff -puN drivers/video/geode/lxfb_core.c~lxfb-disable-suspend-vt-switch-by-default drivers/video/geode/lxfb_core.c
--- a/drivers/video/geode/lxfb_core.c~lxfb-disable-suspend-vt-switch-by-default
+++ a/drivers/video/geode/lxfb_core.c
@@ -17,6 +17,7 @@
#include <linux/console.h>
#include <linux/mm.h>
#include <linux/slab.h>
+#include <linux/suspend.h>
#include <linux/delay.h>
#include <linux/fb.h>
#include <linux/init.h>
@@ -28,6 +29,7 @@
static char *mode_option;
static int noclear, nopanel, nocrt;
static int vram;
+static int vt_switch;
/* Most of these modes are sorted in ascending order, but
* since the first entry in this table is the "default" mode,
@@ -526,6 +528,8 @@ static int __init lxfb_probe(struct pci_
lxfb_check_var(&info->var, info);
lxfb_set_par(info);
+ pm_set_vt_switch(vt_switch);
+
if (register_framebuffer(info) < 0) {
ret = -EINVAL;
goto err;
@@ -653,5 +657,8 @@ MODULE_PARM_DESC(mode_option, "video mod
module_param(vram, int, 0);
MODULE_PARM_DESC(vram, "video memory size");
+module_param(vt_switch, int, 0);
+MODULE_PARM_DESC(vt_switch, "enable VT switch during suspend/resume");
+
MODULE_DESCRIPTION("Framebuffer driver for the AMD Geode LX");
MODULE_LICENSE("GPL");
_
Patches currently in -mm which might be from dilinger@xxxxxxxxxx are
origin.patch
x86-geode-msr-cleanup.patch
gxfb-use-pci_device-for-gxfbs-pci-device-table.patch
gxfb-replace-fbsize-config-option-with-a-module-parameter.patch
gxfb-create-dc-vp-fp-specific-handlers-rather-than-using-readl-writel.patch
gxfb-clean-up-register-definitions.patch
gxfb-move-msr-bit-fields-into-gxfbh.patch
gxfb-stop-sharing-code-with-gx1fb.patch
gxfb-add-power-management-functionality.patch
gxfb-add-power-management-functionality-fix.patch
pm-gxfb-add-hook-to-pm-console-layer-that-allows-disabling-of-suspend-vt-switch.patch
pm-gxfb-add-hook-to-pm-console-layer-that-allows-disabling-of-suspend-vt-switch-fix.patch
lxfb-create-gp-dc-vp-fp-specific-handlers-rather-than-using-readl-writel.patch
lxfb-clean-up-register-definitions.patch
lxfb-clean-up-final-bits-of-df_regs.patch
lxfb-rearrange-rename-msr-bitfields.patch
lxfb-add-power-management-functionality.patch
lxfb-rename-kernel-arg-fbsize-to-vram.patch
lxfb-disable-suspend-vt-switch-by-default.patch
--
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