From f08978b0fdbf37d3c91efb60a20bdee3ba8f59c6 Mon Sep 17 00:00:00 2001 From: Tushar Dave Date: Fri, 28 Oct 2016 10:12:44 -0700 Subject: sparc64: Enable sun4v dma ops to use IOMMU v2 APIs Add Hypervisor IOMMU v2 APIs pci_iotsb_map(), pci_iotsb_demap() and enable sun4v dma ops to use IOMMU v2 API for all PCIe devices with 64bit DMA mask. Signed-off-by: Tushar Dave Reviewed-by: chris hyser Acked-by: Sowmini Varadhan Signed-off-by: David S. Miller --- arch/sparc/kernel/pci_sun4v.h | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'arch/sparc/kernel/pci_sun4v.h') diff --git a/arch/sparc/kernel/pci_sun4v.h b/arch/sparc/kernel/pci_sun4v.h index 1019e0fe6e9d..22603a4e48bf 100644 --- a/arch/sparc/kernel/pci_sun4v.h +++ b/arch/sparc/kernel/pci_sun4v.h @@ -99,4 +99,15 @@ unsigned long pci_sun4v_iotsb_conf(unsigned long devhandle, unsigned long pci_sun4v_iotsb_bind(unsigned long devhandle, unsigned long iotsb_num, unsigned int pci_device); +unsigned long pci_sun4v_iotsb_map(unsigned long devhandle, + unsigned long iotsb_num, + unsigned long iotsb_index_iottes, + unsigned long io_attributes, + unsigned long io_page_list_pa, + long *mapped); +unsigned long pci_sun4v_iotsb_demap(unsigned long devhandle, + unsigned long iotsb_num, + unsigned long iotsb_index, + unsigned long iottes, + unsigned long *demapped); #endif /* !(_PCI_SUN4V_H) */ -- cgit v1.2.3