[PATCH 2/6] bus/cdx: add dma map and unmap support

CDX bus can use VFIO interface for mapping and unmapping of DMA addresses in the IOMMU. This change adds the callback support for map and unmap APIs as well as fetching the IOMMU class. Signed-off-by: Nipun Gupta --- drivers/bus/cdx/cdx.c | 40 1 file cha

[RFC PATCH 2/6] bus/cdx: add dma map and unmap support

CDX bus can use VFIO interface for mapping and unmapping of DMA addresses in the IOMMU. This change adds the callback support for map and unmap APIs as well as fetching the IOMMU class. Signed-off-by: Nipun Gupta --- drivers/bus/cdx/cdx.c | 40 1 file cha