AMD IOMMU: remove now unnecessary #ifdefs

The #ifdef's are no longer necessary when the iommu-api and the amd
iommu updates are merged together.

Signed-off-by: Joerg Roedel <[e-mail]>

arch/x86/kernel/amd_iommu.c

···
 	iommu_queue_inv_iommu_pages(iommu, address, domid, 0, 1);
 }
 
-#ifdef CONFIG_IOMMU_API
 /*
  * This function is used to flush the IO/TLB for a given protection domain
  * on every IOMMU in the system
···
 		spin_unlock_irqrestore(&iommu->lock, flags);
 	}
 }
-#endif
 
 /****************************************************************************
  *
···
 	return 0;
 }
 
-#ifdef CONFIG_IOMMU_API
 static void iommu_unmap_page(struct protection_domain *dom,
 			     unsigned long bus_addr)
 {
···
 
 	*pte = 0;
 }
-#endif
 
 /*
  * This function checks if a specific unity mapping entry is needed for
···
 	return id;
 }
 
-#ifdef CONFIG_IOMMU_API
 static void domain_id_free(int id)
 {
 	unsigned long flags;
···
 		__clear_bit(id, amd_iommu_pd_alloc_bitmap);
 	write_unlock_irqrestore(&amd_iommu_devtable_lock, flags);
 }
-#endif
 
 /*
  * Used to reserve address ranges in the aperture (e.g. for exclusion
···
 	/* Make the driver finally visible to the drivers */
 	dma_ops = &amd_iommu_dma_ops;
 
-#ifdef CONFIG_IOMMU_API
 	register_iommu(&amd_iommu_ops);
-#endif
 
 	bus_register_notifier(&pci_bus_type, &device_nb);
 
···
  * which is not possible with the dma_ops interface.
  *
  *****************************************************************************/
-
-#ifdef CONFIG_IOMMU_API
 
 static void cleanup_domain(struct protection_domain *domain)
 {
···
 	.iova_to_phys = amd_iommu_iova_to_phys,
 };
 
-#endif