Lines Matching refs:udma
25 #include "ivtv-udma.h"
79 if (itv->udma.SG_handle == 0) {
81 itv->udma.SG_handle = pci_map_single(itv->dev, itv->udma.SGarray,
82 sizeof(itv->udma.SGarray), PCI_DMA_TODEVICE);
91 struct ivtv_user_dma *dma = &itv->udma;
143 struct ivtv_user_dma *dma = &itv->udma;
170 if (itv->udma.SG_handle) {
171 pci_unmap_single(itv->dev, itv->udma.SG_handle,
172 sizeof(itv->udma.SGarray), PCI_DMA_TODEVICE);
176 if (itv->udma.SG_length) {
177 pci_unmap_sg(itv->dev, itv->udma.SGlist, itv->udma.page_count, PCI_DMA_TODEVICE);
184 write_reg(itv->udma.SG_handle, IVTV_REG_DECDMAADDR);