The problem about IMX6DL GPU when running android

[pengxingwei]

Hi all,

       I develop android_m6.0 on imx6dl sabresd board,when I run a application to dynamic plotting wave by the data thransfering from uart  .But there has waveform caton phenomenon and GPU over drawing,which can discover by the AndroidStudio IDE，How to solve the problem or Is not strong performance of GPU on imx6dl?

[pengxingwei]

The phenomenon as shown above

[pengxingwei]

[igorpadykov]

Hi peng

one can try to investigate it, if it caused by ddr bandwidth and using mmdc profiling tool

About MMDC Profiling Tool for i.MX6 

or try latest android releases from link

http://www.nxp.com/products/software-and-tools/software-development-tools/i.mx-software-and-tools/i....

Best regards
igor
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[pengxingwei]

Hi igorpadykov,

                     I did the ddr stress through DDR Stress Test tool,and modified the uboot DCD,but The phenomenon is the same as before,