          MODULE=easy-slow-down-manager
         VERSION=r35
          SOURCE=$MODULE-$VERSION.tar.xz
      SOURCE_URL=$PATCH_URL
      SOURCE_VFY=sha1:507f96987b792bde2d7d5dbdf93c9d947e71d443
        WEB_SITE=http://code.google.com/p/easy-slow-down-manager
         ENTERED=20110503
         UPDATED=20120208
           SHORT="kernel modules for managing Samsung laptop/netbook"

cat << EOF
Easy slow down manager provides Linux users with functionality similar to
"Samsung Easy Speed Up Manager". It also allows to turn WiFi and backlight
on and off.

It consist of kernel module named easy_slow_down_manager.
To use it first issue "modprobe easy_slow_down_manager".
If everything goes fine you get /proc/easy_slow_down_manager,
/proc/easy_wifi_kill and /proc/easy_backlight files.

"echo 0 > /proc/easy_slow_down_manager" turns laptop to "normal" mode.
"echo 1 > /proc/easy_slow_down_manager" turns laptop to "silent" mode.
"echo 2 > /proc/easy_slow_down_manager" turns laptop to "speed" mode. 
"echo 0 > /proc/easy_wifi_kill" turns WiFi off.
"echo 1 > /proc/easy_wifi_kill" turns WiFi on.
"echo 0 > /proc/easy_backlight" turns backlight off.
"echo 1 > /proc/easy_backlight" turns backlight on.

Samsung backlight module fixes backlight-related bugs in acpi for Samsung laptops. 
Important: To enable it, boot kernel with acpi_backlight=vendor option.

The module can work in two modes: direct PCI programming and brighness control via SABI. 
The mode is chosen by module option use_sabi (could be 0 or 1); by default SABI support is enabled. 
SABI provides support for larger number of laptop models, but allows for less number of brightness levels.

samsung-backlight module options:
debug=(0|1)          print debug information
use_sabi=(0|1)       change brightness via PCI or SABI (default)
force=(0|1)          skip model/vendor checks
sabi_delay=value     delay between SABI commands,ms
minbright,maxbright  specify minimum and maximum brightness levels; for PCI interface default is (10,255); for SABI (0,7)
levels               number of brightness levels; default is 7
EOF
