On Feb 26, 2007, at 10:54 AM, DI BACCO ANTONIO - technolabs wrote:

dma_alloc_coherent gives a kernel virtual address as a return address,

....and more.  Everything you need.
Read Documentation/DMA-API.txt

applying __pa I expected a physical address.

You don't need to (and shouldn't) do this.


        -- Dan

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