27 	uint32_t *pgtable;  member
56 static int pgtable_alloc(struct shmobile_iommu_domain_pgtable *pgtable,  in pgtable_alloc()  argument
59 	pgtable->pgtable = kmem_cache_zalloc(cache, GFP_ATOMIC);  in pgtable_alloc()
60 	if (!pgtable->pgtable)  in pgtable_alloc()
62 	pgtable->handle = dma_map_single(NULL, pgtable->pgtable, size,  in pgtable_alloc()
67 static void pgtable_free(struct shmobile_iommu_domain_pgtable *pgtable,  in pgtable_free()  argument
70 	dma_unmap_single(NULL, pgtable->handle, size, DMA_TO_DEVICE);  in pgtable_free()
71 	kmem_cache_free(cache, pgtable->pgtable);  in pgtable_free()
74 static uint32_t pgtable_read(struct shmobile_iommu_domain_pgtable *pgtable,  in pgtable_read()  argument
77 	return pgtable->pgtable[index];  in pgtable_read()
80 static void pgtable_write(struct shmobile_iommu_domain_pgtable *pgtable,  in pgtable_write()  argument
86 		pgtable->pgtable[index + i] = val;  in pgtable_write()
87 	dma_sync_single_for_device(NULL, pgtable->handle + index * sizeof(val),  in pgtable_write()
108 		sh_domain->l2[i].pgtable = NULL;  in shmobile_iommu_domain_alloc()
121 		if (sh_domain->l2[i].pgtable)  in shmobile_iommu_domain_free()
193 	if (!sh_domain->l2[l1index].pgtable) {  in l2alloc()
205 	if (l2->pgtable)  in l2realfree()
214 	if (sh_domain->l2[l1index].pgtable) {  in l2free()
216 		sh_domain->l2[l1index].pgtable = NULL;  in l2free()
223 	struct shmobile_iommu_domain_pgtable l2 = { .pgtable = NULL };  in shmobile_iommu_map()
267 	struct shmobile_iommu_domain_pgtable l2 = { .pgtable = NULL };  in shmobile_iommu_unmap()
283 	if (sh_domain->l2[l1index].pgtable)  in shmobile_iommu_unmap()
315 	if (sh_domain->l2[l1index].pgtable)  in shmobile_iommu_iova_to_phys()