struct usnic_ib_vf *vf;
enum usnic_vnic_res_type res_type;
+ if (!device_iommu_mapped(&pdev->dev)) {
+ usnic_err("IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU\n");
+ return -EPERM;
+ }
+
vf = kzalloc(sizeof(*vf), GFP_KERNEL);
if (!vf)
return -ENOMEM;
printk_once(KERN_INFO "%s", usnic_version);
- err = usnic_uiom_init(DRV_NAME);
- if (err) {
- usnic_err("Unable to initialize umem with err %d\n", err);
- return err;
- }
-
err = pci_register_driver(&usnic_ib_pci_driver);
if (err) {
usnic_err("Unable to register with PCI\n");
{
kfree(devs);
}
-
-int usnic_uiom_init(char *drv_name)
-{
- if (!iommu_present(&pci_bus_type)) {
- usnic_err("IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU\n");
- return -EPERM;
- }
-
- return 0;
-}
unsigned long addr, size_t size,
int access, int dmasync);
void usnic_uiom_reg_release(struct usnic_uiom_reg *uiomr);
-int usnic_uiom_init(char *drv_name);
#endif /* USNIC_UIOM_H_ */