How can I get physical address from a struct dma_buf

[naveen yadav]

how about using define

page_to_phys(page)      ((dma_addr_t)page_to_pfn(page) << PAGE_SHIFT)

or
 virt_to_phys ()


On Sat, Feb 8, 2014 at 1:32 AM, m silverstri
<michael.j.silverstri at gmail.com> wrote:
> Hi,
>
> If I have a struct dma_buf dma buffer, how can I the physical address?
>
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