1 files changed, 31 insertions, 0 deletions
diff --git a/files/usr/local/libexec/thinkpad-brightness.laptop b/files/usr/local/libexec/thinkpad-brightness.laptop
new file mode 100644
index 0000000..16cc01a
--- /dev/null
+++ b/files/usr/local/libexec/thinkpad-brightness.laptop
@@ -0,0 +1,31 @@
+#!/bin/sh
+
+cur=$(/usr/bin/backlight -q)
+
+case $1 in
+  up)
+      if [ "$cur" -ge 50 ]; then
+        delta=10
+      elif [ "$cur" -ge 10 ]; then
+        delta=5
+      else
+        delta=2
+      fi
+
+      /usr/bin/backlight incr "$delta"
+    ;;
+  down)
+      if [ "$cur" -le 10 ]; then
+        delta=2
+      elif [ "$cur" -le 50 ]; then
+        delta=5
+      else
+        delta=10
+      fi
+
+      /usr/bin/backlight decr "$delta"
+    ;;
+  *)
+    exit 1
+    ;;
+esac