How To Fix MediaTek Or Snapdragon ROM Bug!

Bug Fixing Guide!

                            MediaTek

Bootloop when porting

*libandroid_runtime.so
*libandroid_servers.so
*libmedia_jni.so
*Repack boot.imag

RadioFM

\system\bin\fmradio
\system\etc\firmware\mt6580_patch_e3_hdr.bin
\system\etc\firmware\mt6580_patch_e6_hdr.bin
\system\etc\firmware\WMT.CFG
\system\lib\modules\mtk_fm_drv.ko
\system\lib\libfmcust.so

Sensors

/system/bin/akmd*
/system/lib/libsensors.so
/system/lib/libms3c_yamaha.so
/system/etc/firmware (folder)
/system/bin/servicemanager

Bluetooth\Wifi not turning On\Off
\system\lib\module\mtk_stp_wmt

Bluetooth

/system/bin/bd_prov
/system/bin/uim*
/system/bin/hcid
/system/bin/bluetooth*
/system/bin/hciattach
/system/bin/sdptool
/system/xbin/hciconfig
/system/bin/brcm_patchram_plus
/system/lib/libbluetooth_mtk.so
/system/lib/libbluetoothem_mtk.so 

Wifi

/system/bin/netcfg
/system/bin/dhcpcd
/system/bin/ifconfig
/system/bin/hostap
/system/bin/hostapd
/system/bin/hostapd_bin
/system/bin/pcscd
/system/bin/wlan*
/system/bin/wpa*
/system/bin/netd 

Fix wifi hotspot

/system/lib/libhardwarelegacy.so -> Fix wifi /system/lib/modules/mtk_stp_wmt.ko/system/lib/modules/mtk_wmt_wifi.ko
/system/etc/wifi (folder)
/system/etc/firmware (folder)

Camera

/system/etc/media_profiles.xml
/system/lib/libcamera.so
/system/lib/liboemcamera.so
\system\lib\hw\camera.default.so
\system\lib\libcamera_client.so
\system\lib\libcameracustom.so\system\lib\libcamer aprofile.so
\system\lib\libcameraservice.so
\system\lib\libmhal.so\system\lib\libmhalcontent.s o
\system\lib\libmhaldrv.so
\system\lib\libmhalmdp.so
\system\lib\libmhalpipe.so

\system\lib\libmhalscenario.so
\system\lib\libmhalutility.so
\system\etc\permission\android.hardware.camera.fro nt.xml
\system\lib\libOmx*.so 

>fix camcoder

SD card/Memory
/system/bin/vold
\system\etc\vold.fstab -> edit file for swap internal and external
\system\etc\vold.fstab.nand

GPS

\system\xbin\libmnlp
/system/etc/gps.conf 

Touch Screen(Haptic)
/system/usr
/system/usr\keylayout\Generic.kl ->fix HomeKey 

Sim1/2 (RIL)
\system\etc\firmware\modem.img
\system\etc\permission (RIL)
/system/bin/stmd
/system/bin/rild*
/system/etc/rril

Audio/Sound
\system\lib\libaudio* .so

Ads

/system/etc/hosts ->replace with new files or use tweak.

                   Snapdragon Qualcomm

BUGS SIGNAL

Change all file berextensi librilxxx.so in system/lib with file from stock rom.
If doesn't appear, check imei *#06#

BUGS SENSOR

Change file sensorservice in system/bin with file from stock rom
Chamge file

  libsensorservice.so

in system/lib with file from stock rom
Change file sensor.default.so in system/lib/hw with file from stock rom

BUGS CAMERA

Change all file berextensi mm-qcameraxxx in system/bin with file from stock rom
Change file v4I2-qcamera-app in system/bin with file from stock rom
Change file camera.msm7627a.so in system/lib/hw with file from stock rom
Change file libcamera_client.so and libcameraservice.so in system/lib with file from stock rom
Change all file libmmcameraxxx.so in system/lib with file from stock rom

BUGS WIFI

Change file wpa_supplicant im system/bin with file from stock rom
Change folder firmware and wifi in system/etc with file from stock rom
Change file wifitest_recv.sh and wifitest_send.sh in system/etc with file from stock rom
Change file libwpa_client.so in system/lib with file from stock rom
Change file cfg80211.ko in system/lib/modules with file from stock rom
Change folder ath6kl in system/lib/modules with file from stock rom
Change file in folder wifi in system with file from stock rom

BUGS GPU

Change all file in folder egl in system/lib with file from stock rom

BUGS USB

Change file vfold.fstab in system/etc with file from stock rom
NB: still bug? Repack boot.img and see the ramdisk files.

BUGS VIDEO

Change all file berextensi libchromaticxxx.so in system/lib with file from stock rom.

                    Creadits :

                                       XDA

                                  mt6580.tk

Author :Rohan_Fardous

                      That's All.Thank U.