iommu/amd: Remove unused EXPORT_SYMBOLS

Drop EXPORT_SYMBOLS for the functions that are not used by any modules.
Signed-off-by: Vasant Hegde <vasant.hegde@amd.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Jerry Snitselaar <jsnitsel@redhat.com>
Tested-by: Alex Deucher <alexander.deucher@amd.com>
Link: https://lore.kernel.org/r/20231006095706.5694-5-vasant.hegde@amd.comSigned-off-by: Joerg Roedel <jroedel@suse.de>

drivers/iommu/amd/init.c

@@ -3666,7 +3666,6 @@ bool amd_iommu_v2_supported(void)
 	 */
 	return amd_iommu_gt_ppr_supported() && !amd_iommu_snp_en;
 }
-EXPORT_SYMBOL(amd_iommu_v2_supported);
 
 struct amd_iommu *get_amd_iommu(unsigned int idx)
 {

drivers/iommu/amd/iommu.c

@@ -2446,7 +2446,6 @@ bool amd_iommu_is_attach_deferred(struct device *dev)
 
 	return dev_data->defer_attach;
 }
-EXPORT_SYMBOL_GPL(amd_iommu_is_attach_deferred);
 
 static void amd_iommu_flush_iotlb_all(struct iommu_domain *domain)
 {
@@ -2606,7 +2605,6 @@ int amd_iommu_flush_page(struct iommu_domain *dom, u32 pasid,
 
 	return ret;
 }
-EXPORT_SYMBOL(amd_iommu_flush_page);
 
 static int __amd_iommu_flush_tlb(struct protection_domain *domain, u32 pasid)
 {
@@ -2626,7 +2624,6 @@ int amd_iommu_flush_tlb(struct iommu_domain *dom, u32 pasid)
 
 	return ret;
 }
-EXPORT_SYMBOL(amd_iommu_flush_tlb);
 
 static u64 *__get_gcr3_pte(u64 *root, int level, u32 pasid, bool alloc)
 {
@@ -2706,7 +2703,6 @@ int amd_iommu_domain_set_gcr3(struct iommu_domain *dom, u32 pasid,
 
 	return ret;
 }
-EXPORT_SYMBOL(amd_iommu_domain_set_gcr3);
 
 int amd_iommu_domain_clear_gcr3(struct iommu_domain *dom, u32 pasid)
 {
@@ -2720,7 +2716,6 @@ int amd_iommu_domain_clear_gcr3(struct iommu_domain *dom, u32 pasid)
 
 	return ret;
 }
-EXPORT_SYMBOL(amd_iommu_domain_clear_gcr3);
 
 int amd_iommu_complete_ppr(struct pci_dev *pdev, u32 pasid,
 			   int status, int tag)
@@ -2739,7 +2734,6 @@ int amd_iommu_complete_ppr(struct pci_dev *pdev, u32 pasid,
 
 	return iommu_queue_command(iommu, &cmd);
 }
-EXPORT_SYMBOL(amd_iommu_complete_ppr);
 
 #ifdef CONFIG_IRQ_REMAP