https://github.com/torvalds/linux
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Tip revision: 8005c49d9aea74d382f474ce11afbbc7d7130bec authored by Linus Torvalds on 16 November 2015, 01:00:27 UTC
Linux 4.4-rc1
Tip revision: 8005c49
hotplug-script
#!/bin/sh

# Simple hotplug script sample:
# 
# Both $DEVPATH and $FIRMWARE are already provided in the environment.

HOTPLUG_FW_DIR=/usr/lib/hotplug/firmware/

if [ "$SUBSYSTEM" == "firmware" -a "$ACTION" == "add" ]; then
  if [ -f $HOTPLUG_FW_DIR/$FIRMWARE ]; then
    echo 1 > /sys/$DEVPATH/loading
    cat $HOTPLUG_FW_DIR/$FIRMWARE > /sys/$DEVPATH/data
    echo 0 > /sys/$DEVPATH/loading
  else
    echo -1 > /sys/$DEVPATH/loading
  fi
fi
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