/Linux-v5.15/drivers/staging/media/tegra-vde/ |
D | iommu.c | 21 struct iova **iovap, in tegra_vde_iommu_map() 24 struct iova *iova; in tegra_vde_iommu_map() local 30 size = iova_align(&vde->iova, size); in tegra_vde_iommu_map() 31 shift = iova_shift(&vde->iova); in tegra_vde_iommu_map() 33 iova = alloc_iova(&vde->iova, size >> shift, end >> shift, true); in tegra_vde_iommu_map() 34 if (!iova) in tegra_vde_iommu_map() 37 addr = iova_dma_addr(&vde->iova, iova); in tegra_vde_iommu_map() 42 __free_iova(&vde->iova, iova); in tegra_vde_iommu_map() 46 *iovap = iova; in tegra_vde_iommu_map() 51 void tegra_vde_iommu_unmap(struct tegra_vde *vde, struct iova *iova) in tegra_vde_iommu_unmap() argument [all …]
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D | dmabuf-cache.c | 25 struct iova *iova; member 36 tegra_vde_iommu_unmap(entry->vde, entry->iova); in tegra_vde_release_entry() 70 struct iova *iova; in tegra_vde_dmabuf_cache_map() local 88 *addrp = iova_dma_addr(&vde->iova, entry->iova); in tegra_vde_dmabuf_cache_map() 122 err = tegra_vde_iommu_map(vde, sgt, &iova, dmabuf->size); in tegra_vde_dmabuf_cache_map() 126 *addrp = iova_dma_addr(&vde->iova, iova); in tegra_vde_dmabuf_cache_map() 129 iova = NULL; in tegra_vde_dmabuf_cache_map() 136 entry->iova = iova; in tegra_vde_dmabuf_cache_map()
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D | vde.h | 48 struct iova_domain iova; member 49 struct iova *iova_resv_static_addresses; 50 struct iova *iova_resv_last_page; 59 struct iova **iovap, 61 void tegra_vde_iommu_unmap(struct tegra_vde *vde, struct iova *iova);
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/Linux-v5.15/drivers/fpga/ |
D | dfl-afu-dma-region.c | 125 u64 iova, u64 size) in dma_region_check_iova() argument 127 if (!size && region->iova != iova) in dma_region_check_iova() 130 return (region->iova <= iova) && in dma_region_check_iova() 131 (region->length + region->iova >= iova + size); in dma_region_check_iova() 150 (unsigned long long)region->iova); in afu_dma_region_add() 161 if (dma_region_check_iova(this, region->iova, region->length)) in afu_dma_region_add() 164 if (region->iova < this->iova) in afu_dma_region_add() 166 else if (region->iova > this->iova) in afu_dma_region_add() 191 (unsigned long long)region->iova); in afu_dma_region_remove() 213 (unsigned long long)region->iova); in afu_dma_region_destroy() [all …]
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/Linux-v5.15/drivers/iommu/ |
D | iova.c | 42 static struct iova *to_iova(struct rb_node *node) in to_iova() 44 return rb_entry(node, struct iova, node); in to_iova() 142 __cached_rbnode_insert_update(struct iova_domain *iovad, struct iova *new) in __cached_rbnode_insert_update() 151 __cached_rbnode_delete_update(struct iova_domain *iovad, struct iova *free) in __cached_rbnode_delete_update() 153 struct iova *cached_iova; in __cached_rbnode_delete_update() 207 iova_insert_rbtree(struct rb_root *root, struct iova *iova, in iova_insert_rbtree() argument 215 struct iova *this = to_iova(*new); in iova_insert_rbtree() 219 if (iova->pfn_lo < this->pfn_lo) in iova_insert_rbtree() 221 else if (iova->pfn_lo > this->pfn_lo) in iova_insert_rbtree() 229 rb_link_node(&iova->node, parent, new); in iova_insert_rbtree() [all …]
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D | tegra-gart.c | 60 #define for_each_gart_pte(gart, iova) \ argument 61 for (iova = gart->iovmm_base; \ 62 iova < gart->iovmm_end; \ 63 iova += GART_PAGE_SIZE) 66 unsigned long iova, unsigned long pte) in gart_set_pte() argument 68 writel_relaxed(iova, gart->regs + GART_ENTRY_ADDR); in gart_set_pte() 73 unsigned long iova) in gart_read_pte() argument 77 writel_relaxed(iova, gart->regs + GART_ENTRY_ADDR); in gart_read_pte() 85 unsigned long iova; in do_gart_setup() local 87 for_each_gart_pte(gart, iova) in do_gart_setup() [all …]
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D | io-pgtable-arm-v7s.c | 415 unsigned long iova, phys_addr_t paddr, int prot, in arm_v7s_init_pte() argument 431 tblp = ptep - ARM_V7S_LVL_IDX(iova, lvl, cfg); in arm_v7s_init_pte() 432 if (WARN_ON(__arm_v7s_unmap(data, NULL, iova + i * sz, in arm_v7s_init_pte() 475 static int __arm_v7s_map(struct arm_v7s_io_pgtable *data, unsigned long iova, in __arm_v7s_map() argument 484 ptep += ARM_V7S_LVL_IDX(iova, lvl, cfg); in __arm_v7s_map() 488 return arm_v7s_init_pte(data, iova, paddr, prot, in __arm_v7s_map() 519 return __arm_v7s_map(data, iova, paddr, size, prot, lvl + 1, cptep, gfp); in __arm_v7s_map() 522 static int arm_v7s_map_pages(struct io_pgtable_ops *ops, unsigned long iova, in arm_v7s_map_pages() argument 529 if (WARN_ON(iova >= (1ULL << data->iop.cfg.ias) || in arm_v7s_map_pages() 538 ret = __arm_v7s_map(data, iova, paddr, pgsize, prot, 1, data->pgd, in arm_v7s_map_pages() [all …]
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D | exynos-iommu.c | 97 #define section_offs(iova) (iova & (SECT_SIZE - 1)) argument 99 #define lpage_offs(iova) (iova & (LPAGE_SIZE - 1)) argument 101 #define spage_offs(iova) (iova & (SPAGE_SIZE - 1)) argument 106 static u32 lv1ent_offset(sysmmu_iova_t iova) in lv1ent_offset() argument 108 return iova >> SECT_ORDER; in lv1ent_offset() 111 static u32 lv2ent_offset(sysmmu_iova_t iova) in lv2ent_offset() argument 113 return (iova >> SPAGE_ORDER) & (NUM_LV2ENTRIES - 1); in lv2ent_offset() 181 static sysmmu_pte_t *section_entry(sysmmu_pte_t *pgtable, sysmmu_iova_t iova) in section_entry() argument 183 return pgtable + lv1ent_offset(iova); in section_entry() 186 static sysmmu_pte_t *page_entry(sysmmu_pte_t *sent, sysmmu_iova_t iova) in page_entry() argument [all …]
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D | io-pgtable-arm.c | 259 unsigned long iova, size_t size, size_t pgcount, 284 unsigned long iova, phys_addr_t paddr, in arm_lpae_init_pte() argument 303 tblp = ptep - ARM_LPAE_LVL_IDX(iova, lvl, data); in arm_lpae_init_pte() 304 if (__arm_lpae_unmap(data, NULL, iova + i * sz, sz, 1, in arm_lpae_init_pte() 346 static int __arm_lpae_map(struct arm_lpae_io_pgtable *data, unsigned long iova, in __arm_lpae_map() argument 358 map_idx_start = ARM_LPAE_LVL_IDX(iova, lvl, data); in __arm_lpae_map() 365 ret = arm_lpae_init_pte(data, iova, paddr, prot, lvl, num_entries, ptep); in __arm_lpae_map() 399 return __arm_lpae_map(data, iova, paddr, size, pgcount, prot, lvl + 1, in __arm_lpae_map() 476 static int arm_lpae_map_pages(struct io_pgtable_ops *ops, unsigned long iova, in arm_lpae_map_pages() argument 485 long iaext = (s64)iova >> cfg->ias; in arm_lpae_map_pages() [all …]
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D | tegra-smmu.c | 156 static unsigned int iova_pd_index(unsigned long iova) in iova_pd_index() argument 158 return (iova >> SMMU_PDE_SHIFT) & (SMMU_NUM_PDE - 1); in iova_pd_index() 161 static unsigned int iova_pt_index(unsigned long iova) in iova_pt_index() argument 163 return (iova >> SMMU_PTE_SHIFT) & (SMMU_NUM_PTE - 1); in iova_pt_index() 223 unsigned long iova) in smmu_flush_tlb_section() argument 232 value |= SMMU_TLB_FLUSH_ASID_MATCH | SMMU_TLB_FLUSH_VA_SECTION(iova); in smmu_flush_tlb_section() 238 unsigned long iova) in smmu_flush_tlb_group() argument 247 value |= SMMU_TLB_FLUSH_ASID_MATCH | SMMU_TLB_FLUSH_VA_GROUP(iova); in smmu_flush_tlb_group() 535 static void tegra_smmu_set_pde(struct tegra_smmu_as *as, unsigned long iova, in tegra_smmu_set_pde() argument 538 unsigned int pd_index = iova_pd_index(iova); in tegra_smmu_set_pde() [all …]
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D | rockchip-iommu.c | 322 static u32 rk_iova_dte_index(dma_addr_t iova) in rk_iova_dte_index() argument 324 return (u32)(iova & RK_IOVA_DTE_MASK) >> RK_IOVA_DTE_SHIFT; in rk_iova_dte_index() 327 static u32 rk_iova_pte_index(dma_addr_t iova) in rk_iova_pte_index() argument 329 return (u32)(iova & RK_IOVA_PTE_MASK) >> RK_IOVA_PTE_SHIFT; in rk_iova_pte_index() 332 static u32 rk_iova_page_offset(dma_addr_t iova) in rk_iova_page_offset() argument 334 return (u32)(iova & RK_IOVA_PAGE_MASK) >> RK_IOVA_PAGE_SHIFT; in rk_iova_page_offset() 369 dma_addr_t iova; in rk_iommu_zap_lines() local 371 for (iova = iova_start; iova < iova_end; iova += SPAGE_SIZE) in rk_iommu_zap_lines() 372 rk_iommu_write(iommu->bases[i], RK_MMU_ZAP_ONE_LINE, iova); in rk_iommu_zap_lines() 562 static void log_iova(struct rk_iommu *iommu, int index, dma_addr_t iova) in log_iova() argument [all …]
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D | sun50i-iommu.c | 162 static u32 sun50i_iova_get_dte_index(dma_addr_t iova) in sun50i_iova_get_dte_index() argument 164 return FIELD_GET(SUN50I_IOVA_DTE_MASK, iova); in sun50i_iova_get_dte_index() 167 static u32 sun50i_iova_get_pte_index(dma_addr_t iova) in sun50i_iova_get_pte_index() argument 169 return FIELD_GET(SUN50I_IOVA_PTE_MASK, iova); in sun50i_iova_get_pte_index() 172 static u32 sun50i_iova_get_page_offset(dma_addr_t iova) in sun50i_iova_get_page_offset() argument 174 return FIELD_GET(SUN50I_IOVA_PAGE_MASK, iova); in sun50i_iova_get_page_offset() 482 dma_addr_t iova, gfp_t gfp) in sun50i_dte_get_page_table() argument 490 dte_addr = &sun50i_domain->dt[sun50i_iova_get_dte_index(iova)]; in sun50i_dte_get_page_table() 520 static int sun50i_iommu_map(struct iommu_domain *domain, unsigned long iova, in sun50i_iommu_map() argument 529 page_table = sun50i_dte_get_page_table(sun50i_domain, iova, gfp); in sun50i_iommu_map() [all …]
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D | virtio-iommu.c | 59 struct interval_tree_node iova; member 313 static int viommu_add_mapping(struct viommu_domain *vdomain, unsigned long iova, in viommu_add_mapping() argument 324 mapping->iova.start = iova; in viommu_add_mapping() 325 mapping->iova.last = iova + size - 1; in viommu_add_mapping() 329 interval_tree_insert(&mapping->iova, &vdomain->mappings); in viommu_add_mapping() 346 unsigned long iova, size_t size) in viommu_del_mappings() argument 350 unsigned long last = iova + size - 1; in viommu_del_mappings() 355 next = interval_tree_iter_first(&vdomain->mappings, iova, last); in viommu_del_mappings() 358 mapping = container_of(node, struct viommu_mapping, iova); in viommu_del_mappings() 359 next = interval_tree_iter_next(node, iova, last); in viommu_del_mappings() [all …]
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/Linux-v5.15/include/linux/ |
D | iova.h | 19 struct iova { struct 85 struct iova anchor; /* rbtree lookup anchor */ 101 static inline unsigned long iova_size(struct iova *iova) in iova_size() argument 103 return iova->pfn_hi - iova->pfn_lo + 1; in iova_size() 116 static inline size_t iova_offset(struct iova_domain *iovad, dma_addr_t iova) in iova_offset() argument 118 return iova & iova_mask(iovad); in iova_offset() 126 static inline dma_addr_t iova_dma_addr(struct iova_domain *iovad, struct iova *iova) in iova_dma_addr() argument 128 return (dma_addr_t)iova->pfn_lo << iova_shift(iovad); in iova_dma_addr() 131 static inline unsigned long iova_pfn(struct iova_domain *iovad, dma_addr_t iova) in iova_pfn() argument 133 return iova >> iova_shift(iovad); in iova_pfn() [all …]
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D | io-pgtable.h | 41 void (*tlb_flush_walk)(unsigned long iova, size_t size, size_t granule, 44 unsigned long iova, size_t granule, void *cookie); 156 int (*map)(struct io_pgtable_ops *ops, unsigned long iova, 158 int (*map_pages)(struct io_pgtable_ops *ops, unsigned long iova, 161 size_t (*unmap)(struct io_pgtable_ops *ops, unsigned long iova, 163 size_t (*unmap_pages)(struct io_pgtable_ops *ops, unsigned long iova, 167 unsigned long iova); 223 io_pgtable_tlb_flush_walk(struct io_pgtable *iop, unsigned long iova, in io_pgtable_tlb_flush_walk() argument 227 iop->cfg.tlb->tlb_flush_walk(iova, size, granule, iop->cookie); in io_pgtable_tlb_flush_walk() 232 struct iommu_iotlb_gather * gather, unsigned long iova, in io_pgtable_tlb_add_page() argument [all …]
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D | iommu.h | 251 int (*map)(struct iommu_domain *domain, unsigned long iova, 253 int (*map_pages)(struct iommu_domain *domain, unsigned long iova, 256 size_t (*unmap)(struct iommu_domain *domain, unsigned long iova, 258 size_t (*unmap_pages)(struct iommu_domain *domain, unsigned long iova, 262 void (*iotlb_sync_map)(struct iommu_domain *domain, unsigned long iova, 266 phys_addr_t (*iova_to_phys)(struct iommu_domain *domain, dma_addr_t iova); 435 extern int iommu_map(struct iommu_domain *domain, unsigned long iova, 437 extern int iommu_map_atomic(struct iommu_domain *domain, unsigned long iova, 439 extern size_t iommu_unmap(struct iommu_domain *domain, unsigned long iova, 442 unsigned long iova, size_t size, [all …]
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/Linux-v5.15/include/trace/events/ |
D | iommu.h | 88 TP_PROTO(unsigned long iova, phys_addr_t paddr, size_t size), 90 TP_ARGS(iova, paddr, size), 93 __field(u64, iova) 99 __entry->iova = iova; 105 __entry->iova, __entry->paddr, __entry->size 111 TP_PROTO(unsigned long iova, size_t size, size_t unmapped_size), 113 TP_ARGS(iova, size, unmapped_size), 116 __field(u64, iova) 122 __entry->iova = iova; 128 __entry->iova, __entry->size, __entry->unmapped_size [all …]
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/Linux-v5.15/drivers/staging/media/ipu3/ |
D | ipu3-dmamap.c | 102 struct iova *iova; in imgu_dmamap_alloc() local 107 iova = alloc_iova(&imgu->iova_domain, size >> shift, in imgu_dmamap_alloc() 109 if (!iova) in imgu_dmamap_alloc() 117 iovaddr = iova_dma_addr(&imgu->iova_domain, iova); in imgu_dmamap_alloc() 133 map->daddr = iova_dma_addr(&imgu->iova_domain, iova); in imgu_dmamap_alloc() 142 imgu_mmu_unmap(imgu->mmu, iova_dma_addr(&imgu->iova_domain, iova), in imgu_dmamap_alloc() 146 __free_iova(&imgu->iova_domain, iova); in imgu_dmamap_alloc() 153 struct iova *iova; in imgu_dmamap_unmap() local 155 iova = find_iova(&imgu->iova_domain, in imgu_dmamap_unmap() 157 if (WARN_ON(!iova)) in imgu_dmamap_unmap() [all …]
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D | ipu3-mmu.c | 154 static inline void address_to_pte_idx(unsigned long iova, u32 *l1pt_idx, in address_to_pte_idx() argument 157 iova >>= IPU3_PAGE_SHIFT; in address_to_pte_idx() 160 *l2pt_idx = iova & IPU3_L2PT_MASK; in address_to_pte_idx() 162 iova >>= IPU3_L2PT_SHIFT; in address_to_pte_idx() 165 *l1pt_idx = iova & IPU3_L1PT_MASK; in address_to_pte_idx() 210 static int __imgu_mmu_map(struct imgu_mmu *mmu, unsigned long iova, in __imgu_mmu_map() argument 220 address_to_pte_idx(iova, &l1pt_idx, &l2pt_idx); in __imgu_mmu_map() 251 int imgu_mmu_map(struct imgu_mmu_info *info, unsigned long iova, in imgu_mmu_map() argument 262 if (!IS_ALIGNED(iova | paddr | size, IPU3_PAGE_SIZE)) { in imgu_mmu_map() 264 iova, &paddr, size); in imgu_mmu_map() [all …]
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/Linux-v5.15/drivers/vfio/ |
D | vfio_iommu_type1.c | 93 dma_addr_t iova; /* Device address */ member 131 dma_addr_t iova; /* Device address */ member 138 dma_addr_t iova; member 180 if (start + size <= dma->iova) in vfio_find_dma() 182 else if (start >= dma->iova + dma->size) in vfio_find_dma() 201 if (start < dma->iova + dma->size) { in vfio_find_dma_first_node() 204 if (start >= dma->iova) in vfio_find_dma_first_node() 211 if (res && size && dma_res->iova >= start + size) in vfio_find_dma_first_node() 225 if (new->iova + new->size <= dma->iova) in vfio_link_dma() 275 bitmap_set(dma->bitmap, (vpfn->iova - dma->iova) >> pgshift, 1); in vfio_dma_populate_bitmap() [all …]
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/Linux-v5.15/drivers/vdpa/vdpa_user/ |
D | iova_domain.c | 104 u64 iova, u64 size, u64 paddr) in vduse_domain_map_bounce_page() argument 107 u64 last = iova + size - 1; in vduse_domain_map_bounce_page() 109 while (iova <= last) { in vduse_domain_map_bounce_page() 110 map = &domain->bounce_maps[iova >> PAGE_SHIFT]; in vduse_domain_map_bounce_page() 118 iova += PAGE_SIZE; in vduse_domain_map_bounce_page() 124 u64 iova, u64 size) in vduse_domain_unmap_bounce_page() argument 127 u64 last = iova + size - 1; in vduse_domain_unmap_bounce_page() 129 while (iova <= last) { in vduse_domain_unmap_bounce_page() 130 map = &domain->bounce_maps[iova >> PAGE_SHIFT]; in vduse_domain_unmap_bounce_page() 132 iova += PAGE_SIZE; in vduse_domain_unmap_bounce_page() [all …]
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/Linux-v5.15/drivers/gpu/drm/etnaviv/ |
D | etnaviv_mmu.c | 17 unsigned long iova, size_t size) in etnaviv_context_unmap() argument 22 if (!IS_ALIGNED(iova | size, pgsize)) { in etnaviv_context_unmap() 24 iova, size, pgsize); in etnaviv_context_unmap() 29 unmapped_page = context->global->ops->unmap(context, iova, in etnaviv_context_unmap() 34 iova += unmapped_page; in etnaviv_context_unmap() 40 unsigned long iova, phys_addr_t paddr, in etnaviv_context_map() argument 43 unsigned long orig_iova = iova; in etnaviv_context_map() 48 if (!IS_ALIGNED(iova | paddr | size, pgsize)) { in etnaviv_context_map() 50 iova, &paddr, size, pgsize); in etnaviv_context_map() 55 ret = context->global->ops->map(context, iova, paddr, pgsize, in etnaviv_context_map() [all …]
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/Linux-v5.15/drivers/gpu/drm/msm/ |
D | msm_iommu.c | 32 static int msm_iommu_pagetable_unmap(struct msm_mmu *mmu, u64 iova, in msm_iommu_pagetable_unmap() argument 41 unmapped += ops->unmap(ops, iova, 4096, NULL); in msm_iommu_pagetable_unmap() 42 iova += 4096; in msm_iommu_pagetable_unmap() 51 static int msm_iommu_pagetable_map(struct msm_mmu *mmu, u64 iova, in msm_iommu_pagetable_map() argument 58 u64 addr = iova; in msm_iommu_pagetable_map() 68 msm_iommu_pagetable_unmap(mmu, iova, mapped); in msm_iommu_pagetable_map() 129 static void msm_iommu_tlb_flush_walk(unsigned long iova, size_t size, in msm_iommu_tlb_flush_walk() argument 135 unsigned long iova, size_t granule, void *cookie) in msm_iommu_tlb_add_page() argument 146 unsigned long iova, int flags, void *arg); 224 unsigned long iova, int flags, void *arg) in msm_fault_handler() argument [all …]
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D | msm_gem_vma.c | 55 aspace->mmu->funcs->unmap(aspace->mmu, vma->iova, size); in msm_gem_purge_vma() 64 if (!WARN_ON(!vma->iova)) in msm_gem_unmap_vma() 76 if (WARN_ON(!vma->iova)) in msm_gem_map_vma() 88 ret = aspace->mmu->funcs->map(aspace->mmu, vma->iova, sgt, in msm_gem_map_vma() 107 if (vma->iova) in msm_gem_close_vma() 111 vma->iova = 0; in msm_gem_close_vma() 123 if (WARN_ON(vma->iova)) in msm_gem_init_vma() 134 vma->iova = vma->node.start << PAGE_SHIFT; in msm_gem_init_vma()
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/Linux-v5.15/drivers/infiniband/sw/rxe/ |
D | rxe_mr.c | 25 int mr_check_range(struct rxe_mr *mr, u64 iova, size_t length) in mr_check_range() argument 32 if (iova < mr->iova || length > mr->length || in mr_check_range() 33 iova > mr->iova + mr->length - length) in mr_check_range() 106 int rxe_mr_init_user(struct rxe_pd *pd, u64 start, u64 length, u64 iova, in rxe_mr_init_user() argument 172 mr->iova = iova; in rxe_mr_init_user() 214 static void lookup_iova(struct rxe_mr *mr, u64 iova, int *m_out, int *n_out, in lookup_iova() argument 217 size_t offset = iova - mr->iova + mr->offset; in lookup_iova() 250 void *iova_to_vaddr(struct rxe_mr *mr, u64 iova, int length) in iova_to_vaddr() argument 263 addr = (void *)(uintptr_t)iova; in iova_to_vaddr() 267 if (mr_check_range(mr, iova, length)) { in iova_to_vaddr() [all …]
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