Talk:ThinkLight - Revision history

Jpc: /* T430 with RHEL */ - still occuring in rhel 6.7

2016-07-06T13:49:50Z

‎T430 with RHEL: - still occuring in rhel 6.7

Jpc: /* T430 with RHEL */

2014-07-16T11:00:50Z

‎T430 with RHEL

Jpc at 10:59, 16 July 2014

2014-07-16T10:59:57Z

Xtronics at 14:36, 7 July 2014

2014-07-07T14:36:06Z

Adamg at 22:35, 1 May 2006

2006-05-01T22:35:00Z

Test at 20:12, 1 May 2006

2006-05-01T20:12:18Z

New page

[code]
#!/usr/bin/perl

use strict;
use warnings;
# $count

my $count = $ARGV[0];

if ( $count eq "" || $count < 1 )
{
$count = 1;
}
$|=1;

for(my $i=0;$i<$count;$i++)
{
open(LICHT,">/proc/acpi/ibm/light");
print LICHT "on\n";
close(LICHT);
select(undef,undef,undef,0.25);
open(LICHT,">/proc/acpi/ibm/light");
print LICHT "off\n";
close(LICHT);
select(undef,undef,undef,0.25);
}

[/code]

@@ Line 30: / Line 30: @@
 === T430 with RHEL ===
-Red Hat Enterprise Linux Workstation release 6.5 (Santiago)
+Red Hat Enterprise Linux Workstation release 6.5 & 6.7 (Santiago)
 Thinkpad_acpi is loaded.

@@ Line 35: / Line 35: @@
 These don't work:
 echo 255 > /sys/class/leds/tpacpi\:\:thinklight/brightness
 echo 0 > /sys/class/leds/tpacpi\:\:thinklight/brightness
 Start at no-light, '0' in brightness
 Fn-Space: Low backlight - still 0
 Fn-Space: High backlight - still 0
 Fn-Space: Backlight off, thinklight on - 255
 === T530 with Debian ===

@@ Line 27: / Line 27: @@
 [/code]
 === T530 with Debian ===
 The ACPI hooks are there but not functional - likely needs a bit in
   /etc/modprobe.d/
 Similar to what one needs to enable fan control - but I can't find any documentation.

← Older revision		Revision as of 14:36, 7 July 2014
Line 27:		Line 27:

	[/code]		[/code]
		+	=== T530 with Debian ===
		+	The ACPI hooks are there but not functional - likely needs a bit in
		+	/etc/modprobe.d/
		+	Similar to what one needs to enable fan control - but I can't find any documentation.

@@ Line 8: / Line 8: @@
 my $count = $ARGV[0];
-if ( $count eq "" || $count < 1 )
+if ( ! defined($count) || $count < 1 )
+         {
          $count = 1;