[SPARC64]: Remove unused declarations from iommu_common.h
Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -55,22 +55,3 @@ static inline unsigned long calc_npages(struct scatterlist *sglist, int nelems)
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return npages;
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}
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/* You are _strongly_ advised to enable the following debugging code
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* any time you make changes to the sg code below, run it for a while
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* with filesystems mounted read-only before buying the farm... -DaveM
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*/
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#undef VERIFY_SG
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#ifdef VERIFY_SG
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extern void verify_sglist(struct scatterlist *sg, int nents, iopte_t *iopte, int npages);
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#endif
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/* Two addresses are "virtually contiguous" if and only if:
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* 1) They are equal, or...
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* 2) They are both on a page boundary
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*/
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#define VCONTIG(__X, __Y) (((__X) == (__Y)) || \
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(((__X) | (__Y)) << (64UL - PAGE_SHIFT)) == 0UL)
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extern unsigned long prepare_sg(struct device *dev, struct scatterlist *sg, int nents);
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