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There is no guarantee that DMA addresses are the same as physical addresses, but dma_to_pfn() knows how to convert a dma_addr_t to a PFN which can then be converted to a struct page. Suggested-by: Russell King <rmk+kernel@arm.linux.org.uk> Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com> Signed-off-by: Inki Dae <inki.dae@samsung.com> |
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