176 void *saa7146_vmalloc_build_pgtable(struct pci_dev *pci, long length, struct saa7146_pgtable *pt)  in saa7146_vmalloc_build_pgtable()  argument
185 	if (!(pt->slist = vmalloc_to_sg(mem, pages)))  in saa7146_vmalloc_build_pgtable()
188 	if (saa7146_pgtable_alloc(pci, pt))  in saa7146_vmalloc_build_pgtable()
191 	pt->nents = pages;  in saa7146_vmalloc_build_pgtable()
192 	slen = pci_map_sg(pci,pt->slist,pt->nents,PCI_DMA_FROMDEVICE);  in saa7146_vmalloc_build_pgtable()
196 	if (0 != saa7146_pgtable_build_single(pci, pt, pt->slist, slen))  in saa7146_vmalloc_build_pgtable()
202 	pci_unmap_sg(pci, pt->slist, pt->nents, PCI_DMA_FROMDEVICE);  in saa7146_vmalloc_build_pgtable()
204 	saa7146_pgtable_free(pci, pt);  in saa7146_vmalloc_build_pgtable()
206 	kfree(pt->slist);  in saa7146_vmalloc_build_pgtable()
207 	pt->slist = NULL;  in saa7146_vmalloc_build_pgtable()
214 void saa7146_vfree_destroy_pgtable(struct pci_dev *pci, void *mem, struct saa7146_pgtable *pt)  in saa7146_vfree_destroy_pgtable()  argument
216 	pci_unmap_sg(pci, pt->slist, pt->nents, PCI_DMA_FROMDEVICE);  in saa7146_vfree_destroy_pgtable()
217 	saa7146_pgtable_free(pci, pt);  in saa7146_vfree_destroy_pgtable()
218 	kfree(pt->slist);  in saa7146_vfree_destroy_pgtable()
219 	pt->slist = NULL;  in saa7146_vfree_destroy_pgtable()
223 void saa7146_pgtable_free(struct pci_dev *pci, struct saa7146_pgtable *pt)  in saa7146_pgtable_free()  argument
225 	if (NULL == pt->cpu)  in saa7146_pgtable_free()
227 	pci_free_consistent(pci, pt->size, pt->cpu, pt->dma);  in saa7146_pgtable_free()
228 	pt->cpu = NULL;  in saa7146_pgtable_free()
231 int saa7146_pgtable_alloc(struct pci_dev *pci, struct saa7146_pgtable *pt)  in saa7146_pgtable_alloc()  argument
240 	pt->size = PAGE_SIZE;  in saa7146_pgtable_alloc()
241 	pt->cpu  = cpu;  in saa7146_pgtable_alloc()
242 	pt->dma  = dma_addr;  in saa7146_pgtable_alloc()
247 int saa7146_pgtable_build_single(struct pci_dev *pci, struct saa7146_pgtable *pt,  in saa7146_pgtable_build_single()  argument
259 	pt->offset = list->offset;  in saa7146_pgtable_build_single()
261 	ptr = pt->cpu;  in saa7146_pgtable_build_single()