158 рядки
5.5 KiB
Bash
158 рядки
5.5 KiB
Bash
#! /vendor/bin/sh
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# Copyright (c) 2012-2013,2016,2018-2020 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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export PATH=/vendor/bin
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# Set platform variables
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if [ -f /sys/devices/soc0/hw_platform ]; then
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soc_hwplatform=`cat /sys/devices/soc0/hw_platform` 2> /dev/null
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else
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soc_hwplatform=`cat /sys/devices/system/soc/soc0/hw_platform` 2> /dev/null
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fi
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if [ -f /sys/devices/soc0/soc_id ]; then
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soc_hwid=`cat /sys/devices/soc0/soc_id` 2> /dev/null
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else
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soc_hwid=`cat /sys/devices/system/soc/soc0/id` 2> /dev/null
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fi
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if [ -f /sys/devices/soc0/platform_version ]; then
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soc_hwver=`cat /sys/devices/soc0/platform_version` 2> /dev/null
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else
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soc_hwver=`cat /sys/devices/system/soc/soc0/platform_version` 2> /dev/null
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fi
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if [ -f /sys/class/drm/card0-DSI-1/modes ]; then
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echo "detect" > /sys/class/drm/card0-DSI-1/status
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mode_file=/sys/class/drm/card0-DSI-1/modes
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while read line; do
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fb_width=${line%%x*};
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break;
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done < $mode_file
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elif [ -f /sys/class/graphics/fb0/virtual_size ]; then
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res=`cat /sys/class/graphics/fb0/virtual_size` 2> /dev/null
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fb_width=${res%,*}
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fi
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log -t BOOT -p i "MSM target '$1', SoC '$soc_hwplatform', HwID '$soc_hwid', SoC ver '$soc_hwver'"
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#For drm based display driver
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vbfile=/sys/module/drm/parameters/vblankoffdelay
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if [ -w $vbfile ]; then
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echo -1 > $vbfile
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else
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log -t DRM_BOOT -p w "file: '$vbfile' or perms doesn't exist"
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fi
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function set_density_by_fb() {
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#put default density based on width
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if [ -z $fb_width ]; then
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setprop vendor.display.lcd_density 320
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else
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if [ $fb_width -ge 1600 ]; then
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setprop vendor.display.lcd_density 640
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elif [ $fb_width -ge 1440 ]; then
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setprop vendor.display.lcd_density 560
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elif [ $fb_width -ge 1080 ]; then
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setprop vendor.display.lcd_density 480
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elif [ $fb_width -ge 720 ]; then
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setprop vendor.display.lcd_density 320 #for 720X1280 resolution
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elif [ $fb_width -ge 480 ]; then
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setprop vendor.display.lcd_density 240 #for 480X854 QRD resolution
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else
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setprop vendor.display.lcd_density 160
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fi
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fi
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}
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baseband=`getprop ro.baseband`
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#enable atfwd daemon all targets except sda, apq, qcs
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case "$baseband" in
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"apq" | "sda" | "qcs" )
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setprop persist.vendor.radio.atfwd.start false;;
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*)
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setprop persist.vendor.radio.atfwd.start true;;
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esac
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#set default lcd density
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#Since lcd density has read only
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#property, it will not overwrite previous set
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#property if any target is setting forcefully.
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set_density_by_fb
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# Setup display nodes & permissions
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# HDMI can be fb1 or fb2
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# Loop through the sysfs nodes and determine
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# the HDMI(dtv panel)
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function set_perms() {
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#Usage set_perms <filename> <ownership> <permission>
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chown -h $2 $1
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chmod $3 $1
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}
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# check for the type of driver FB or DRM
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fb_driver=/sys/class/graphics/fb0
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if [ -e "$fb_driver" ]
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then
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# check for mdp caps
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file=/sys/class/graphics/fb0/mdp/caps
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if [ -f "$file" ]
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then
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setprop vendor.gralloc.disable_ubwc 1
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cat $file | while read line; do
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case "$line" in
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*"ubwc"*)
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setprop vendor.gralloc.enable_fb_ubwc 1
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setprop vendor.gralloc.disable_ubwc 0
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esac
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done
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fi
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else
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set_perms /sys/devices/virtual/hdcp/msm_hdcp/min_level_change system.graphics 0660
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fi
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# allow system_graphics group to access pmic secure_mode node
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set_perms /sys/class/lcd_bias/secure_mode system.graphics 0660
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set_perms /sys/class/leds/wled/secure_mode system.graphics 0660
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boot_reason=`cat /proc/sys/kernel/boot_reason`
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reboot_reason=`getprop ro.boot.alarmboot`
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if [ "$boot_reason" = "3" ] || [ "$reboot_reason" = "true" ]; then
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setprop ro.vendor.alarm_boot true
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else
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setprop ro.vendor.alarm_boot false
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fi
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# copy GPU frequencies to vendor property
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if [ -f /sys/class/kgsl/kgsl-3d0/gpu_available_frequencies ]; then
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gpu_freq=`cat /sys/class/kgsl/kgsl-3d0/gpu_available_frequencies` 2> /dev/null
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setprop vendor.gpu.available_frequencies "$gpu_freq"
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fi
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