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115 lines
3.6 KiB
115 lines
3.6 KiB
#! /vendor/bin/sh
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# Copyright (c) 2009-2010, 2012, The Linux Foundation. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# * Neither the name of The Linux Foundation nor
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# the names of its contributors may be used to endorse or promote
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# products derived from this software without specific prior written
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# permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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LOG_TAG="qcom-bt-wlan-coex"
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LOG_NAME="${0}:"
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coex_pid=""
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ath_wlan_supported=`getprop wlan.driver.ath`
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loge ()
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{
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/system/bin/log -t $LOG_TAG -p e "$LOG_NAME $@"
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}
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logi ()
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{
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/system/bin/log -t $LOG_TAG -p i "$LOG_NAME $@"
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}
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failed ()
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{
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loge "$1: exit code $2"
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exit $2
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}
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start_coex ()
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{
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case "$ath_wlan_supported" in
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"2")
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echo "ATH WLAN Chip ID AR6004 is enabled"
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/system/bin/abtfilt -d -z -n -m -a -w wlan0 &
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;;
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"1")
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echo "ATH WLAN Chip ID is enabled"
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# Must have -d -z -n -v -s -w wlan0 parameters for atheros btfilter.
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/system/bin/abtfilt -d -z -n -v -q -s -w wlan0 &
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;;
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"0")
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echo "WCN WLAN Chip ID is enabled"
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# Must have -o turned on to avoid daemon (otherwise we cannot get pid)
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/system/bin/btwlancoex -o $opt_flags &
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;;
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*)
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echo "NO WLAN Chip ID is enabled, so enabling ATH as default"
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# Must have -d -z -n -v -s -w wlan0 parameters for atheros btfilter.
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/system/bin/abtfilt -d -z -n -v -q -s -w wlan0 &
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;;
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esac
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coex_pid=$!
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logi "start_coex: pid = $coex_pid"
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}
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kill_coex ()
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{
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logi "kill_coex: pid = $coex_pid"
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kill -TERM $coex_pid
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# this shell doesn't exit now -- wait returns for normal exit
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}
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# mimic coex options parsing -- maybe a waste of effort
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USAGE="${0} [-o] [-c] [-r] [-i] [-h]"
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while getopts "ocrih" f
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do
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case $f in
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o | c | r | i | h) opt_flags="$opt_flags -$f" ;;
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\?) echo $USAGE; exit 1;;
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esac
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done
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# init does SIGTERM on ctl.stop for service
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trap "kill_coex" TERM INT
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#Selectively start coex module
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target=`getprop ro.board.platform`
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if [ "$target" == "msm8960" ] && [ "$ath_wlan_supported" != "2" ]; then
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logi "btwlancoex/abtfilt is not needed"
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else
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# Build settings may not produce the coex executable
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if ls /system/bin/btwlancoex || ls /system/bin/abtfilt
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then
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start_coex
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wait $coex_pid
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logi "Coex stopped"
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else
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logi "btwlancoex/abtfilt not available"
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fi
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fi
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exit 0
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