How to use dma-buf file handle transfer from REE to TEE on the newest linux

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Closed wayne110 closed 4 months ago

wayne110 commented 4 months ago

Dears,

I have found the drivers/tee/ is different between 5.x, and remove the DMA-BUF support.

How does the newest linux tee driver transfer the dma-buf type from REE to TEE?

Many thanks.