80 lines
3.1 KiB
Bash
80 lines
3.1 KiB
Bash
#!/system/bin/sh
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# Copyright (c) 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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#
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action=`getprop bluetooth.hsic_ctrl`
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last_action=`getprop hsic_ctrl.last`
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wifi_status=`getprop wlan.driver.status`
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wifi_action=`getprop wlan.hsic_ctrl`
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wifi_type=`getprop wlan.driver.ath`
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# check action from bt
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if [ $wifi_type == "2" ]; then
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if [ $action == "load_wlan" ]; then
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if [ $wifi_status == "ok" ] ||
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[ $wifi_action == "wlan_loading" ] ||
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[ $last_action == "load_wlan" ]; then
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echo "Not doing anything as wlan is on or turning on"
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# do nothing
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else
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setprop wlan.hsic_ctrl "service_loading"
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# bind HSIC HCD
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echo msm_hsic_host > /sys/bus/platform/drivers/msm_hsic_host/bind
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# load WLAN driver
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insmod /system/lib/modules/wlan.ko
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# inform WLAN driver bt is on
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echo 1 > /sys/module/wlan/parameters/ath6kl_bt_on
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# unload WLAN driver
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rmmod wlan
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echo "Now hsic power control will be in auto mode"
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fi
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elif [ $action == "unbind_hsic" ]; then
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if [ "$wifi_action" == "wlan_unloading" ] ||
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[ "$last_action" == "unbind_hsic" ]; then
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echo "Not doing anything as wlan is also unloading"
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# do nothing
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else
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# unbind HSIC HCD
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echo msm_hsic_host > /sys/bus/platform/drivers/msm_hsic_host/unbind
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echo "Unbinding HSIC before BT turns off"
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fi
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fi
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fi # [ $wifi_type == "2" ]
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# set property to done
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# setprop bluetooth.hsic_ctrl "done"
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# set property to NULL
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setprop wlan.hsic_ctrl ""
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setprop hsic_ctrl.last $action
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