From: Christian Heller <c.heller@plomlompom.de>
Date: Wed, 29 Mar 2017 17:03:32 +0000 (+0200)
Subject: Provide useful W530 scripts in bin/.
X-Git-Url: https://plomlompom.com/repos/%7B%7B%20web_path%20%7D%7D/decks/%7B%7Bdb.prefix%7D%7D/static/blog?a=commitdiff_plain;h=e2ec6208875a1f54b438b3495a1374a0d304d3ee;p=config

Provide useful W530 scripts in bin/.
---

diff --git a/bin/w530_backlight.sh b/bin/w530_backlight.sh
new file mode 100755
index 0000000..bce6b30
--- /dev/null
+++ b/bin/w530_backlight.sh
@@ -0,0 +1,17 @@
+#!/bin/sh
+# A very primitive backlight setter with a hardcoded backlight path, to replace
+# xbacklight which currently does not work on my system.
+if ! echo "${1}" | egrep -q '^[0-9]+$'; then
+  echo 'Argument must be a number.'
+  exit 1
+fi
+percentage=${1}
+backlight_dir=/sys/class/backlight/intel_backlight
+max_brightness=$(cat "${backlight_dir}"/max_brightness)
+if [ "${percentage}" = '100' ]; then
+  sudo sh -c 'echo '"${max_brightness}"' > '"${backlight_dir}"'/brightness'
+else
+  fract=$(expr "${max_brightness}" / 100)
+  brightness=$(expr "${percentage}" \* "${fract}")
+  sudo sh -c 'echo '"${brightness}"' > '"${backlight_dir}"'/brightness'
+fi
diff --git a/bin/w530_startx_force_nvidia.sh b/bin/w530_startx_force_nvidia.sh
new file mode 100755
index 0000000..3c3ca59
--- /dev/null
+++ b/bin/w530_startx_force_nvidia.sh
@@ -0,0 +1,13 @@
+#!/bin/sh
+
+# Undo bumblebee setup.
+sudo service bumblebeed stop
+sudo modprobe nvidia-drm
+sudo update-alternatives --set glx /usr/lib/nvidia
+
+# Use special xorg.conf and pass NVIDIA_DIRECT directive to .xinitrc.
+NVIDIA_DIRECT=1 startx -- -config xorg.conf.forced_nvidia
+
+# Recreate bumblebee setup.
+sudo service bumblebeed start
+sudo update-alternatives --auto glx 
diff --git a/dotfiles/user/thinkpad/W530/startx_force_nvidia.sh b/dotfiles/user/thinkpad/W530/startx_force_nvidia.sh
deleted file mode 100755
index 3c3ca59..0000000
--- a/dotfiles/user/thinkpad/W530/startx_force_nvidia.sh
+++ /dev/null
@@ -1,13 +0,0 @@
-#!/bin/sh
-
-# Undo bumblebee setup.
-sudo service bumblebeed stop
-sudo modprobe nvidia-drm
-sudo update-alternatives --set glx /usr/lib/nvidia
-
-# Use special xorg.conf and pass NVIDIA_DIRECT directive to .xinitrc.
-NVIDIA_DIRECT=1 startx -- -config xorg.conf.forced_nvidia
-
-# Recreate bumblebee setup.
-sudo service bumblebeed start
-sudo update-alternatives --auto glx