Lines Matching refs:entry
160 static inline void dump_entry_trace(struct dma_debug_entry *entry) in dump_entry_trace() argument
163 if (entry) { in dump_entry_trace()
165 stack_trace_print(entry->stack_entries, entry->stack_len, 0); in dump_entry_trace()
211 #define err_printk(dev, entry, format, arg...) do { \ argument
218 dump_entry_trace(entry); \
230 static int hash_fn(struct dma_debug_entry *entry) in hash_fn() argument
236 return (entry->dev_addr >> HASH_FN_SHIFT) & HASH_FN_MASK; in hash_fn()
242 static struct hash_bucket *get_hash_bucket(struct dma_debug_entry *entry, in get_hash_bucket() argument
246 int idx = hash_fn(entry); in get_hash_bucket()
292 struct dma_debug_entry *entry, *ret = NULL; in __hash_bucket_find() local
295 list_for_each_entry(entry, &bucket->list, list) { in __hash_bucket_find()
296 if (!match(ref, entry)) in __hash_bucket_find()
311 entry->size == ref->size ? ++match_lvl : 0; in __hash_bucket_find()
312 entry->type == ref->type ? ++match_lvl : 0; in __hash_bucket_find()
313 entry->direction == ref->direction ? ++match_lvl : 0; in __hash_bucket_find()
314 entry->sg_call_ents == ref->sg_call_ents ? ++match_lvl : 0; in __hash_bucket_find()
318 return entry; in __hash_bucket_find()
325 ret = entry; in __hash_bucket_find()
350 struct dma_debug_entry *entry, index = *ref; in bucket_find_contain() local
354 entry = __hash_bucket_find(*bucket, ref, containing_match); in bucket_find_contain()
356 if (entry) in bucket_find_contain()
357 return entry; in bucket_find_contain()
375 struct dma_debug_entry *entry) in hash_bucket_add() argument
377 list_add_tail(&entry->list, &bucket->list); in hash_bucket_add()
383 static void hash_bucket_del(struct dma_debug_entry *entry) in hash_bucket_del() argument
385 list_del(&entry->list); in hash_bucket_del()
388 static unsigned long long phys_addr(struct dma_debug_entry *entry) in phys_addr() argument
390 if (entry->type == dma_debug_resource) in phys_addr()
391 return __pfn_to_phys(entry->pfn) + entry->offset; in phys_addr()
393 return page_to_phys(pfn_to_page(entry->pfn)) + entry->offset; in phys_addr()
405 struct dma_debug_entry *entry; in debug_dma_dump_mappings() local
410 list_for_each_entry(entry, &bucket->list, list) { in debug_dma_dump_mappings()
411 if (!dev || dev == entry->dev) { in debug_dma_dump_mappings()
412 dev_info(entry->dev, in debug_dma_dump_mappings()
414 type2name[entry->type], idx, in debug_dma_dump_mappings()
415 phys_addr(entry), entry->pfn, in debug_dma_dump_mappings()
416 entry->dev_addr, entry->size, in debug_dma_dump_mappings()
417 dir2name[entry->direction], in debug_dma_dump_mappings()
418 maperr2str[entry->map_err_type]); in debug_dma_dump_mappings()
455 static phys_addr_t to_cacheline_number(struct dma_debug_entry *entry) in to_cacheline_number() argument
457 return (entry->pfn << CACHELINE_PER_PAGE_SHIFT) + in to_cacheline_number()
458 (entry->offset >> L1_CACHE_SHIFT); in to_cacheline_number()
511 static int active_cacheline_insert(struct dma_debug_entry *entry) in active_cacheline_insert() argument
513 phys_addr_t cln = to_cacheline_number(entry); in active_cacheline_insert()
521 if (entry->direction == DMA_TO_DEVICE) in active_cacheline_insert()
525 rc = radix_tree_insert(&dma_active_cacheline, cln, entry); in active_cacheline_insert()
533 static void active_cacheline_remove(struct dma_debug_entry *entry) in active_cacheline_remove() argument
535 phys_addr_t cln = to_cacheline_number(entry); in active_cacheline_remove()
539 if (entry->direction == DMA_TO_DEVICE) in active_cacheline_remove()
563 struct dma_debug_entry *entry = NULL; in debug_dma_assert_idle() local
583 entry = ents[i]; in debug_dma_assert_idle()
590 if (!entry) in debug_dma_assert_idle()
593 cln = to_cacheline_number(entry); in debug_dma_assert_idle()
594 err_printk(entry->dev, entry, in debug_dma_assert_idle()
603 static void add_dma_entry(struct dma_debug_entry *entry) in add_dma_entry() argument
609 bucket = get_hash_bucket(entry, &flags); in add_dma_entry()
610 hash_bucket_add(bucket, entry); in add_dma_entry()
613 rc = active_cacheline_insert(entry); in add_dma_entry()
626 struct dma_debug_entry *entry; in dma_debug_create_entries() local
629 entry = (void *)get_zeroed_page(gfp); in dma_debug_create_entries()
630 if (!entry) in dma_debug_create_entries()
634 list_add_tail(&entry[i].list, &free_entries); in dma_debug_create_entries()
644 struct dma_debug_entry *entry; in __dma_entry_alloc() local
646 entry = list_entry(free_entries.next, struct dma_debug_entry, list); in __dma_entry_alloc()
647 list_del(&entry->list); in __dma_entry_alloc()
648 memset(entry, 0, sizeof(*entry)); in __dma_entry_alloc()
654 return entry; in __dma_entry_alloc()
676 struct dma_debug_entry *entry; in dma_entry_alloc() local
690 entry = __dma_entry_alloc(); in dma_entry_alloc()
695 entry->stack_len = stack_trace_save(entry->stack_entries, in dma_entry_alloc()
696 ARRAY_SIZE(entry->stack_entries), in dma_entry_alloc()
699 return entry; in dma_entry_alloc()
702 static void dma_entry_free(struct dma_debug_entry *entry) in dma_entry_free() argument
706 active_cacheline_remove(entry); in dma_entry_free()
713 list_add(&entry->list, &free_entries); in dma_entry_free()
824 struct dma_debug_entry *entry; in dump_show() local
828 list_for_each_entry(entry, &bucket->list, list) { in dump_show()
831 dev_name(entry->dev), in dump_show()
832 dev_driver_string(entry->dev), in dump_show()
833 type2name[entry->type], idx, in dump_show()
834 phys_addr(entry), entry->pfn, in dump_show()
835 entry->dev_addr, entry->size, in dump_show()
836 dir2name[entry->direction], in dump_show()
837 maperr2str[entry->map_err_type]); in dump_show()
862 struct dma_debug_entry *entry; in device_dma_allocations() local
868 list_for_each_entry(entry, &dma_entry_hash[i].list, list) { in device_dma_allocations()
869 if (entry->dev == dev) { in device_dma_allocations()
871 *out_entry = entry; in device_dma_allocations()
883 struct dma_debug_entry *uninitialized_var(entry); in dma_debug_device_change()
891 count = device_dma_allocations(dev, &entry); in dma_debug_device_change()
894 err_printk(dev, entry, "device driver has pending " in dma_debug_device_change()
900 count, entry->dev_addr, entry->size, in dma_debug_device_change()
901 dir2name[entry->direction], type2name[entry->type]); in dma_debug_device_change()
995 struct dma_debug_entry *entry; in check_unmap() local
1000 entry = bucket_find_exact(bucket, ref); in check_unmap()
1002 if (!entry) { in check_unmap()
1020 if (ref->size != entry->size) { in check_unmap()
1021 err_printk(ref->dev, entry, "device driver frees " in check_unmap()
1025 ref->dev_addr, entry->size, ref->size); in check_unmap()
1028 if (ref->type != entry->type) { in check_unmap()
1029 err_printk(ref->dev, entry, "device driver frees " in check_unmap()
1034 type2name[entry->type], type2name[ref->type]); in check_unmap()
1035 } else if ((entry->type == dma_debug_coherent) && in check_unmap()
1036 (phys_addr(ref) != phys_addr(entry))) { in check_unmap()
1037 err_printk(ref->dev, entry, "device driver frees " in check_unmap()
1043 phys_addr(entry), in check_unmap()
1048 ref->sg_call_ents != entry->sg_call_ents) { in check_unmap()
1049 err_printk(ref->dev, entry, "device driver frees " in check_unmap()
1052 entry->sg_call_ents, ref->sg_call_ents); in check_unmap()
1059 if (ref->direction != entry->direction) { in check_unmap()
1060 err_printk(ref->dev, entry, "device driver frees " in check_unmap()
1065 dir2name[entry->direction], in check_unmap()
1074 if (entry->map_err_type == MAP_ERR_NOT_CHECKED) { in check_unmap()
1075 err_printk(ref->dev, entry, in check_unmap()
1080 type2name[entry->type]); in check_unmap()
1083 hash_bucket_del(entry); in check_unmap()
1084 dma_entry_free(entry); in check_unmap()
1138 struct dma_debug_entry *entry; in check_sync() local
1144 entry = bucket_find_contain(&bucket, ref, &flags); in check_sync()
1146 if (!entry) { in check_sync()
1154 if (ref->size > entry->size) { in check_sync()
1155 err_printk(dev, entry, "device driver syncs" in check_sync()
1160 entry->dev_addr, entry->size, in check_sync()
1164 if (entry->direction == DMA_BIDIRECTIONAL) in check_sync()
1167 if (ref->direction != entry->direction) { in check_sync()
1168 err_printk(dev, entry, "device driver syncs " in check_sync()
1172 (unsigned long long)ref->dev_addr, entry->size, in check_sync()
1173 dir2name[entry->direction], in check_sync()
1177 if (to_cpu && !(entry->direction == DMA_FROM_DEVICE) && in check_sync()
1179 err_printk(dev, entry, "device driver syncs " in check_sync()
1183 (unsigned long long)ref->dev_addr, entry->size, in check_sync()
1184 dir2name[entry->direction], in check_sync()
1187 if (!to_cpu && !(entry->direction == DMA_TO_DEVICE) && in check_sync()
1189 err_printk(dev, entry, "device driver syncs " in check_sync()
1193 (unsigned long long)ref->dev_addr, entry->size, in check_sync()
1194 dir2name[entry->direction], in check_sync()
1198 ref->sg_call_ents != entry->sg_call_ents) { in check_sync()
1199 err_printk(ref->dev, entry, "device driver syncs " in check_sync()
1202 entry->sg_call_ents, ref->sg_call_ents); in check_sync()
1254 struct dma_debug_entry *entry; in debug_dma_map_page() local
1262 entry = dma_entry_alloc(); in debug_dma_map_page()
1263 if (!entry) in debug_dma_map_page()
1266 entry->dev = dev; in debug_dma_map_page()
1267 entry->type = dma_debug_single; in debug_dma_map_page()
1268 entry->pfn = page_to_pfn(page); in debug_dma_map_page()
1269 entry->offset = offset, in debug_dma_map_page()
1270 entry->dev_addr = dma_addr; in debug_dma_map_page()
1271 entry->size = size; in debug_dma_map_page()
1272 entry->direction = direction; in debug_dma_map_page()
1273 entry->map_err_type = MAP_ERR_NOT_CHECKED; in debug_dma_map_page()
1283 add_dma_entry(entry); in debug_dma_map_page()
1290 struct dma_debug_entry *entry; in debug_dma_mapping_error() local
1301 list_for_each_entry(entry, &bucket->list, list) { in debug_dma_mapping_error()
1302 if (!exact_match(&ref, entry)) in debug_dma_mapping_error()
1315 if (entry->map_err_type == MAP_ERR_NOT_CHECKED) { in debug_dma_mapping_error()
1316 entry->map_err_type = MAP_ERR_CHECKED; in debug_dma_mapping_error()
1345 struct dma_debug_entry *entry; in debug_dma_map_sg() local
1353 entry = dma_entry_alloc(); in debug_dma_map_sg()
1354 if (!entry) in debug_dma_map_sg()
1357 entry->type = dma_debug_sg; in debug_dma_map_sg()
1358 entry->dev = dev; in debug_dma_map_sg()
1359 entry->pfn = page_to_pfn(sg_page(s)); in debug_dma_map_sg()
1360 entry->offset = s->offset, in debug_dma_map_sg()
1361 entry->size = sg_dma_len(s); in debug_dma_map_sg()
1362 entry->dev_addr = sg_dma_address(s); in debug_dma_map_sg()
1363 entry->direction = direction; in debug_dma_map_sg()
1364 entry->sg_call_ents = nents; in debug_dma_map_sg()
1365 entry->sg_mapped_ents = mapped_ents; in debug_dma_map_sg()
1375 add_dma_entry(entry); in debug_dma_map_sg()
1383 struct dma_debug_entry *entry; in get_nr_mapped_entries() local
1389 entry = bucket_find_exact(bucket, ref); in get_nr_mapped_entries()
1392 if (entry) in get_nr_mapped_entries()
1393 mapped_ents = entry->sg_mapped_ents; in get_nr_mapped_entries()
1435 struct dma_debug_entry *entry; in debug_dma_alloc_coherent() local
1447 entry = dma_entry_alloc(); in debug_dma_alloc_coherent()
1448 if (!entry) in debug_dma_alloc_coherent()
1451 entry->type = dma_debug_coherent; in debug_dma_alloc_coherent()
1452 entry->dev = dev; in debug_dma_alloc_coherent()
1453 entry->offset = offset_in_page(virt); in debug_dma_alloc_coherent()
1454 entry->size = size; in debug_dma_alloc_coherent()
1455 entry->dev_addr = dma_addr; in debug_dma_alloc_coherent()
1456 entry->direction = DMA_BIDIRECTIONAL; in debug_dma_alloc_coherent()
1459 entry->pfn = vmalloc_to_pfn(virt); in debug_dma_alloc_coherent()
1461 entry->pfn = page_to_pfn(virt_to_page(virt)); in debug_dma_alloc_coherent()
1463 add_dma_entry(entry); in debug_dma_alloc_coherent()
1496 struct dma_debug_entry *entry; in debug_dma_map_resource() local
1501 entry = dma_entry_alloc(); in debug_dma_map_resource()
1502 if (!entry) in debug_dma_map_resource()
1505 entry->type = dma_debug_resource; in debug_dma_map_resource()
1506 entry->dev = dev; in debug_dma_map_resource()
1507 entry->pfn = PHYS_PFN(addr); in debug_dma_map_resource()
1508 entry->offset = offset_in_page(addr); in debug_dma_map_resource()
1509 entry->size = size; in debug_dma_map_resource()
1510 entry->dev_addr = dma_addr; in debug_dma_map_resource()
1511 entry->direction = direction; in debug_dma_map_resource()
1512 entry->map_err_type = MAP_ERR_NOT_CHECKED; in debug_dma_map_resource()
1514 add_dma_entry(entry); in debug_dma_map_resource()