Messages in this thread |  | | Subject | Re: how to get virtual address from dma address | From | Jes Sorensen <> | Date | 03 Oct 2001 17:25:42 +0200 |
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>>>>> "Linux" == Linux Bigot <linuxopinion@yahoo.com> writes:
Linux> All programmers I am relatively new to linux kernel. Please Linux> advise what is the safe way to get the original virtaul address Linux> from dma address e.g.,
You have to store the address you pass to pci_map_single() somewhere in your data structures together with the dma address.
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