dmatest failed in i.MX8qxp board,and 'test timed out' was reported

[xuyinan]

 I am testing dmatest, but it is getting failed . My board is i.MX8qxp, the system is Android 13.0.0_1.0.0, the kernel is L5.15.71_2.0bsp, dmatest compiled into the kernel, according to the dmatest document operation, the following error is reported

Please help us to resolve this Issue.

Thanks & Regards,
xuyinan

[joanxie]

I can reproduce this issue before, and internal team has still debugged this issue, any update, I will let you know it

[xuyinan]

Hi,joanxie, I also have another question. I want to implement MemtoMem DMA transfer and I would like to know which specific DMA controller of i.MX8qxp supports or both?

[xuyinan]

Hi, joanxie 

Thanks for your feedback.

[joanxie]

I have mailed to you, pls check it