platforms/pasemi/dma_lib.c

34 static struct pci_dev *dma_pdev;
248 	chan->ring_virt = dma_alloc_coherent(&dma_pdev->dev,
268 	dma_free_coherent(&dma_pdev->dev, chan->ring_size * sizeof(u64),
352 	return dma_alloc_coherent(&dma_pdev->dev, size, handle, GFP_KERNEL);
366 	dma_free_coherent(&dma_pdev->dev, size, handle, GFP_KERNEL);
516 	if (dma_pdev)
528 	dma_pdev = pci_get_device(PCI_VENDOR_ID_PASEMI, 0xa007, NULL);
529 	if (!dma_pdev) {
535 	dma_regs = map_onedev(dma_pdev, 0);
536 	base_hw_irq = virq_to_hw(dma_pdev->irq);
538 	pci_read_config_dword(dma_pdev, PAS_DMA_CAP_TXCH, &tmp);
541 	pci_read_config_dword(dma_pdev, PAS_DMA_CAP_RXCH, &tmp);