131 	struct shmobile_iommu_archdata *archdata = dev->archdata.iommu;  in shmobile_iommu_attach_device()  local
135 	if (!archdata)  in shmobile_iommu_attach_device()
138 	spin_lock(&archdata->attach_lock);  in shmobile_iommu_attach_device()
139 	if (archdata->attached != sh_domain) {  in shmobile_iommu_attach_device()
140 		if (archdata->attached)  in shmobile_iommu_attach_device()
142 		ipmmu_tlb_set(archdata->ipmmu, sh_domain->l1.handle, L1_SIZE,  in shmobile_iommu_attach_device()
144 		ipmmu_tlb_flush(archdata->ipmmu);  in shmobile_iommu_attach_device()
145 		archdata->attached = sh_domain;  in shmobile_iommu_attach_device()
146 		archdata->num_attached_devices = 0;  in shmobile_iommu_attach_device()
147 		list_add(&archdata->attached_list, &sh_domain->attached_list);  in shmobile_iommu_attach_device()
149 	archdata->num_attached_devices++;  in shmobile_iommu_attach_device()
152 	spin_unlock(&archdata->attach_lock);  in shmobile_iommu_attach_device()
160 	struct shmobile_iommu_archdata *archdata = dev->archdata.iommu;  in shmobile_iommu_detach_device()  local
163 	if (!archdata)  in shmobile_iommu_detach_device()
166 	spin_lock(&archdata->attach_lock);  in shmobile_iommu_detach_device()
167 	archdata->num_attached_devices--;  in shmobile_iommu_detach_device()
168 	if (!archdata->num_attached_devices) {  in shmobile_iommu_detach_device()
169 		ipmmu_tlb_set(archdata->ipmmu, 0, 0, 0);  in shmobile_iommu_detach_device()
170 		ipmmu_tlb_flush(archdata->ipmmu);  in shmobile_iommu_detach_device()
171 		archdata->attached = NULL;  in shmobile_iommu_detach_device()
172 		list_del(&archdata->attached_list);  in shmobile_iommu_detach_device()
174 	spin_unlock(&archdata->attach_lock);  in shmobile_iommu_detach_device()
180 	struct shmobile_iommu_archdata *archdata;  in domain_tlb_flush()  local
183 	list_for_each_entry(archdata, &sh_domain->attached_list, attached_list)  in domain_tlb_flush()
184 		ipmmu_tlb_flush(archdata->ipmmu);  in domain_tlb_flush()
345 	struct shmobile_iommu_archdata *archdata = ipmmu_archdata;  in shmobile_iommu_add_device()  local
348 	if (!find_dev_name(archdata->ipmmu, dev_name(dev)))  in shmobile_iommu_add_device()
350 	mapping = archdata->iommu_mapping;  in shmobile_iommu_add_device()
356 		archdata->iommu_mapping = mapping;  in shmobile_iommu_add_device()
358 	dev->archdata.iommu = archdata;  in shmobile_iommu_add_device()
379 	static struct shmobile_iommu_archdata *archdata;  in ipmmu_iommu_init()  local
391 	archdata = kzalloc(sizeof(*archdata), GFP_KERNEL);  in ipmmu_iommu_init()
392 	if (!archdata) {  in ipmmu_iommu_init()
397 	spin_lock_init(&archdata->attach_lock);  in ipmmu_iommu_init()
398 	archdata->ipmmu = ipmmu;  in ipmmu_iommu_init()
399 	ipmmu_archdata = archdata;  in ipmmu_iommu_init()