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fix adf display devices on Spreadtrum devices for Android 10 

* Somehow, when running GSI 10, Spreadtrum's adf driver do not show up
  with the correct name in /dev. I am not sure how this happens, but it
  seemed that a few `mknod`s fixed the problem. This was tested on
  Xiaomi Qin 2 Pro.
This commit is contained in:
Peter Cai 2020-01-02 09:41:59 +08:00
parent ae1bda5715
commit 7e0e808d09
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1 changed files with 9 additions and 0 deletions
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rw-system.sh
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@ -517,3 +517,12 @@ if [ -f /odm/phone.prop ];then
eval "$(awk 'BEGIN { a=0 }; /\[.*\].*/ { a=0 }; tolower($0) ~ /.*0x39606014.*/ { a=1 }; /.*=.*/ { if(a == 1) print $0 }' /odm/phone.prop |sed -nE 's/(.*)=(.*)/setprop \1 "\2";/p')"
fi
fi
# Fix sprd adf for surfaceflinger to start
# Somehow the names of the device nodes are incorrect on Android 10; fix them by mknod
if [ -e /dev/sprd-adf-dev ];then
mknod -m666 /dev/adf0 c 250 0
mknod -m666 /dev/adf-interface0.0 c 250 1
mknod -m666 /dev/adf-overlay-engine0.0 c 250 2
restorecon /dev/adf0 /dev/adf-interface0.0 /dev/adf-overlay-engine0.0
fi