iommu: Remove unused declaration iommu_sva_unbind_gpasid()

Commit 0c9f178 ("iommu: Remove guest pasid related interfaces and definitions")
removed the implementation but leave declaration.

Signed-off-by: Yue Haibing <[email protected]>
Reviewed-by: Lu Baolu <[email protected]>
Reviewed-by: Jason Gunthorpe <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Joerg Roedel <[email protected]>

Author: Yue Haibing

include/linux/iommu.h

@@ -795,8 +795,6 @@ extern int iommu_attach_device(struct iommu_domain *domain,
 			       struct device *dev);
 extern void iommu_detach_device(struct iommu_domain *domain,
 				struct device *dev);
-extern int iommu_sva_unbind_gpasid(struct iommu_domain *domain,
-				   struct device *dev, ioasid_t pasid);
 extern struct iommu_domain *iommu_get_domain_for_dev(struct device *dev);
 extern struct iommu_domain *iommu_get_dma_domain(struct device *dev);
 extern int iommu_map(struct iommu_domain *domain, unsigned long iova,