Lines Matching defs:busa
192 unsigned int busa, busa0;
220 busa = busa0;
224 iommu_invalidate_page(iommu->regs, busa);
225 busa += PAGE_SIZE;
284 unsigned int busa = dma_addr & PAGE_MASK;
287 unsigned int ioptex = (busa - iommu->start) >> PAGE_SHIFT;
290 BUG_ON(busa < iommu->start);
293 iommu_invalidate_page(iommu->regs, busa);
294 busa += PAGE_SIZE;
396 dma_addr_t busa, unsigned long attrs)
401 int ioptex = (busa - iommu->start) >> PAGE_SHIFT;
407 BUG_ON((busa & ~PAGE_MASK) != 0);
411 end = busa + len;
412 while (busa < end) {
414 busa += PAGE_SIZE;