1559 	struct arm_smmu_group *smmu_group;  in arm_smmu_group_get()  local
1565 	smmu_group = iommu_group_get_iommudata(group);  in arm_smmu_group_get()
1567 	return smmu_group;  in arm_smmu_group_get()
1592 static int arm_smmu_install_ste_for_group(struct arm_smmu_group *smmu_group)  in arm_smmu_install_ste_for_group()  argument
1595 	struct arm_smmu_domain *smmu_domain = smmu_group->domain;  in arm_smmu_install_ste_for_group()
1596 	struct arm_smmu_strtab_ent *ste = &smmu_group->ste;  in arm_smmu_install_ste_for_group()
1597 	struct arm_smmu_device *smmu = smmu_group->smmu;  in arm_smmu_install_ste_for_group()
1608 	for (i = 0; i < smmu_group->num_sids; ++i) {  in arm_smmu_install_ste_for_group()
1609 		u32 sid = smmu_group->sids[i];  in arm_smmu_install_ste_for_group()
1623 	struct arm_smmu_group *smmu_group = arm_smmu_group_get(dev);  in arm_smmu_attach_dev()  local
1625 	if (!smmu_group)  in arm_smmu_attach_dev()
1629 	if (smmu_group->domain && smmu_group->domain != smmu_domain)  in arm_smmu_attach_dev()
1632 	smmu = smmu_group->smmu;  in arm_smmu_attach_dev()
1652 	if (smmu_group->domain)  in arm_smmu_attach_dev()
1655 	smmu_group->domain	= smmu_domain;  in arm_smmu_attach_dev()
1656 	smmu_group->ste.bypass	= false;  in arm_smmu_attach_dev()
1658 	ret = arm_smmu_install_ste_for_group(smmu_group);  in arm_smmu_attach_dev()
1660 		smmu_group->domain = NULL;  in arm_smmu_attach_dev()
1670 	struct arm_smmu_group *smmu_group = arm_smmu_group_get(dev);  in arm_smmu_detach_dev()  local
1673 	BUG_ON(!smmu_group);  in arm_smmu_detach_dev()
1676 	BUG_ON(smmu_group->domain != smmu_domain);  in arm_smmu_detach_dev()
1678 	smmu_group->ste.bypass = true;  in arm_smmu_detach_dev()
1679 	if (IS_ERR_VALUE(arm_smmu_install_ste_for_group(smmu_group)))  in arm_smmu_detach_dev()
1682 	smmu_group->domain = NULL;  in arm_smmu_detach_dev()
1790 	struct arm_smmu_group *smmu_group;  in arm_smmu_add_device()  local
1802 	smmu_group = iommu_group_get_iommudata(group);  in arm_smmu_add_device()
1803 	if (!smmu_group) {  in arm_smmu_add_device()
1810 		smmu_group = kzalloc(sizeof(*smmu_group), GFP_KERNEL);  in arm_smmu_add_device()
1811 		if (!smmu_group) {  in arm_smmu_add_device()
1816 		smmu_group->ste.valid	= true;  in arm_smmu_add_device()
1817 		smmu_group->smmu	= smmu;  in arm_smmu_add_device()
1818 		iommu_group_set_iommudata(group, smmu_group,  in arm_smmu_add_device()
1821 		smmu = smmu_group->smmu;  in arm_smmu_add_device()
1826 	for (i = 0; i < smmu_group->num_sids; ++i) {  in arm_smmu_add_device()
1828 		if (smmu_group->sids[i] == sid)  in arm_smmu_add_device()
1846 	smmu_group->num_sids++;  in arm_smmu_add_device()
1847 	sids = krealloc(smmu_group->sids, smmu_group->num_sids * sizeof(*sids),  in arm_smmu_add_device()
1850 		smmu_group->num_sids--;  in arm_smmu_add_device()
1856 	sids[smmu_group->num_sids - 1] = sid;  in arm_smmu_add_device()
1857 	smmu_group->sids = sids;  in arm_smmu_add_device()