Lines Matching refs:iommu
19 #include <linux/iommu.h>
34 #include "dma-iommu.h"
35 #include "iommu-pages.h"
86 /* Options for dma-iommu use */
102 early_param("iommu.forcedac", iommu_dma_forcedac_setup);
640 * iommu_dma_init_options - Initialize dma-iommu options
644 * This allows tuning dma-iommu specific to device properties
650 if (dev->iommu->shadow_on_flush) {
792 if (dma_limit > DMA_BIT_MASK(32) && dev->iommu->pci_32bit_workaround) {
798 dev->iommu->pci_32bit_workaround = false;
1754 dev->iommu->pci_32bit_workaround = !iommu_dma_forcedac;