Lines Matching refs:entry
166 static inline void dump_entry_trace(struct dma_debug_entry *entry) in dump_entry_trace() argument
169 if (entry) { in dump_entry_trace()
171 stack_trace_print(entry->stack_entries, entry->stack_len, 0); in dump_entry_trace()
217 #define err_printk(dev, entry, format, arg...) do { \ argument
224 dump_entry_trace(entry); \
236 static int hash_fn(struct dma_debug_entry *entry) in hash_fn() argument
242 return (entry->dev_addr >> HASH_FN_SHIFT) & HASH_FN_MASK; in hash_fn()
248 static struct hash_bucket *get_hash_bucket(struct dma_debug_entry *entry, in get_hash_bucket() argument
252 int idx = hash_fn(entry); in get_hash_bucket()
296 struct dma_debug_entry *entry, *ret = NULL; in __hash_bucket_find() local
299 list_for_each_entry(entry, &bucket->list, list) { in __hash_bucket_find()
300 if (!match(ref, entry)) in __hash_bucket_find()
315 entry->size == ref->size ? ++match_lvl : 0; in __hash_bucket_find()
316 entry->type == ref->type ? ++match_lvl : 0; in __hash_bucket_find()
317 entry->direction == ref->direction ? ++match_lvl : 0; in __hash_bucket_find()
318 entry->sg_call_ents == ref->sg_call_ents ? ++match_lvl : 0; in __hash_bucket_find()
322 return entry; in __hash_bucket_find()
329 ret = entry; in __hash_bucket_find()
353 struct dma_debug_entry *entry, index = *ref; in bucket_find_contain() local
357 entry = __hash_bucket_find(*bucket, ref, containing_match); in bucket_find_contain()
359 if (entry) in bucket_find_contain()
360 return entry; in bucket_find_contain()
377 struct dma_debug_entry *entry) in hash_bucket_add() argument
379 list_add_tail(&entry->list, &bucket->list); in hash_bucket_add()
385 static void hash_bucket_del(struct dma_debug_entry *entry) in hash_bucket_del() argument
387 list_del(&entry->list); in hash_bucket_del()
419 static phys_addr_t to_cacheline_number(struct dma_debug_entry *entry) in to_cacheline_number() argument
421 return ((entry->paddr >> PAGE_SHIFT) << CACHELINE_PER_PAGE_SHIFT) + in to_cacheline_number()
422 (offset_in_page(entry->paddr) >> L1_CACHE_SHIFT); in to_cacheline_number()
472 static int active_cacheline_insert(struct dma_debug_entry *entry) in active_cacheline_insert() argument
474 phys_addr_t cln = to_cacheline_number(entry); in active_cacheline_insert()
482 if (entry->direction == DMA_TO_DEVICE) in active_cacheline_insert()
486 rc = radix_tree_insert(&dma_active_cacheline, cln, entry); in active_cacheline_insert()
494 static void active_cacheline_remove(struct dma_debug_entry *entry) in active_cacheline_remove() argument
496 phys_addr_t cln = to_cacheline_number(entry); in active_cacheline_remove()
500 if (entry->direction == DMA_TO_DEVICE) in active_cacheline_remove()
523 struct dma_debug_entry *entry; in debug_dma_dump_mappings() local
527 list_for_each_entry(entry, &bucket->list, list) { in debug_dma_dump_mappings()
528 if (!dev || dev == entry->dev) { in debug_dma_dump_mappings()
529 cln = to_cacheline_number(entry); in debug_dma_dump_mappings()
530 dev_info(entry->dev, in debug_dma_dump_mappings()
532 type2name[entry->type], idx, in debug_dma_dump_mappings()
533 &entry->paddr, entry->dev_addr, in debug_dma_dump_mappings()
534 entry->size, &cln, in debug_dma_dump_mappings()
535 dir2name[entry->direction], in debug_dma_dump_mappings()
536 maperr2str[entry->map_err_type]); in debug_dma_dump_mappings()
555 struct dma_debug_entry *entry; in dump_show() local
559 list_for_each_entry(entry, &bucket->list, list) { in dump_show()
560 cln = to_cacheline_number(entry); in dump_show()
563 dev_driver_string(entry->dev), in dump_show()
564 dev_name(entry->dev), in dump_show()
565 type2name[entry->type], idx, in dump_show()
566 &entry->paddr, entry->dev_addr, in dump_show()
567 entry->size, &cln, in dump_show()
568 dir2name[entry->direction], in dump_show()
569 maperr2str[entry->map_err_type]); in dump_show()
581 static void add_dma_entry(struct dma_debug_entry *entry, unsigned long attrs) in add_dma_entry() argument
587 bucket = get_hash_bucket(entry, &flags); in add_dma_entry()
588 hash_bucket_add(bucket, entry); in add_dma_entry()
591 rc = active_cacheline_insert(entry); in add_dma_entry()
596 err_printk(entry->dev, entry, in add_dma_entry()
603 struct dma_debug_entry *entry; in dma_debug_create_entries() local
606 entry = (void *)get_zeroed_page(gfp); in dma_debug_create_entries()
607 if (!entry) in dma_debug_create_entries()
611 list_add_tail(&entry[i].list, &free_entries); in dma_debug_create_entries()
621 struct dma_debug_entry *entry; in __dma_entry_alloc() local
623 entry = list_entry(free_entries.next, struct dma_debug_entry, list); in __dma_entry_alloc()
624 list_del(&entry->list); in __dma_entry_alloc()
625 memset(entry, 0, sizeof(*entry)); in __dma_entry_alloc()
631 return entry; in __dma_entry_alloc()
658 struct dma_debug_entry *entry; in dma_entry_alloc() local
674 entry = __dma_entry_alloc(); in dma_entry_alloc()
682 entry->stack_len = stack_trace_save(entry->stack_entries, in dma_entry_alloc()
683 ARRAY_SIZE(entry->stack_entries), in dma_entry_alloc()
686 return entry; in dma_entry_alloc()
689 static void dma_entry_free(struct dma_debug_entry *entry) in dma_entry_free() argument
693 active_cacheline_remove(entry); in dma_entry_free()
700 list_add(&entry->list, &free_entries); in dma_entry_free()
825 struct dma_debug_entry *entry; in device_dma_allocations() local
831 list_for_each_entry(entry, &dma_entry_hash[i].list, list) { in device_dma_allocations()
832 if (entry->dev == dev) { in device_dma_allocations()
834 *out_entry = entry; in device_dma_allocations()
846 struct dma_debug_entry *entry; in dma_debug_device_change() local
854 count = device_dma_allocations(dev, &entry); in dma_debug_device_change()
857 err_printk(dev, entry, "device driver has pending " in dma_debug_device_change()
863 count, entry->dev_addr, entry->size, in dma_debug_device_change()
864 dir2name[entry->direction], type2name[entry->type]); in dma_debug_device_change()
956 struct dma_debug_entry *entry; in check_unmap() local
961 entry = bucket_find_exact(bucket, ref); in check_unmap()
963 if (!entry) { in check_unmap()
981 if (ref->size != entry->size) { in check_unmap()
982 err_printk(ref->dev, entry, "device driver frees " in check_unmap()
986 ref->dev_addr, entry->size, ref->size); in check_unmap()
989 if (ref->type != entry->type) { in check_unmap()
990 err_printk(ref->dev, entry, "device driver frees " in check_unmap()
995 type2name[entry->type], type2name[ref->type]); in check_unmap()
996 } else if (entry->type == dma_debug_coherent && in check_unmap()
997 ref->paddr != entry->paddr) { in check_unmap()
998 err_printk(ref->dev, entry, "device driver frees " in check_unmap()
1004 &entry->paddr, in check_unmap()
1009 ref->sg_call_ents != entry->sg_call_ents) { in check_unmap()
1010 err_printk(ref->dev, entry, "device driver frees " in check_unmap()
1013 entry->sg_call_ents, ref->sg_call_ents); in check_unmap()
1020 if (ref->direction != entry->direction) { in check_unmap()
1021 err_printk(ref->dev, entry, "device driver frees " in check_unmap()
1026 dir2name[entry->direction], in check_unmap()
1035 if (entry->map_err_type == MAP_ERR_NOT_CHECKED) { in check_unmap()
1036 err_printk(ref->dev, entry, in check_unmap()
1041 type2name[entry->type]); in check_unmap()
1044 hash_bucket_del(entry); in check_unmap()
1051 dma_entry_free(entry); in check_unmap()
1093 struct dma_debug_entry *entry; in check_sync() local
1099 entry = bucket_find_contain(&bucket, ref, &flags); in check_sync()
1101 if (!entry) { in check_sync()
1109 if (ref->size > entry->size) { in check_sync()
1110 err_printk(dev, entry, "device driver syncs" in check_sync()
1115 entry->dev_addr, entry->size, in check_sync()
1119 if (entry->direction == DMA_BIDIRECTIONAL) in check_sync()
1122 if (ref->direction != entry->direction) { in check_sync()
1123 err_printk(dev, entry, "device driver syncs " in check_sync()
1127 (unsigned long long)ref->dev_addr, entry->size, in check_sync()
1128 dir2name[entry->direction], in check_sync()
1132 if (to_cpu && !(entry->direction == DMA_FROM_DEVICE) && in check_sync()
1134 err_printk(dev, entry, "device driver syncs " in check_sync()
1138 (unsigned long long)ref->dev_addr, entry->size, in check_sync()
1139 dir2name[entry->direction], in check_sync()
1142 if (!to_cpu && !(entry->direction == DMA_TO_DEVICE) && in check_sync()
1144 err_printk(dev, entry, "device driver syncs " in check_sync()
1148 (unsigned long long)ref->dev_addr, entry->size, in check_sync()
1149 dir2name[entry->direction], in check_sync()
1153 ref->sg_call_ents != entry->sg_call_ents) { in check_sync()
1154 err_printk(ref->dev, entry, "device driver syncs " in check_sync()
1157 entry->sg_call_ents, ref->sg_call_ents); in check_sync()
1208 struct dma_debug_entry *entry; in debug_dma_map_page() local
1216 entry = dma_entry_alloc(); in debug_dma_map_page()
1217 if (!entry) in debug_dma_map_page()
1220 entry->dev = dev; in debug_dma_map_page()
1221 entry->type = dma_debug_single; in debug_dma_map_page()
1222 entry->paddr = page_to_phys(page) + offset; in debug_dma_map_page()
1223 entry->dev_addr = dma_addr; in debug_dma_map_page()
1224 entry->size = size; in debug_dma_map_page()
1225 entry->direction = direction; in debug_dma_map_page()
1226 entry->map_err_type = MAP_ERR_NOT_CHECKED; in debug_dma_map_page()
1236 add_dma_entry(entry, attrs); in debug_dma_map_page()
1242 struct dma_debug_entry *entry; in debug_dma_mapping_error() local
1253 list_for_each_entry(entry, &bucket->list, list) { in debug_dma_mapping_error()
1254 if (!exact_match(&ref, entry)) in debug_dma_mapping_error()
1267 if (entry->map_err_type == MAP_ERR_NOT_CHECKED) { in debug_dma_mapping_error()
1268 entry->map_err_type = MAP_ERR_CHECKED; in debug_dma_mapping_error()
1297 struct dma_debug_entry *entry; in debug_dma_map_sg() local
1311 entry = dma_entry_alloc(); in debug_dma_map_sg()
1312 if (!entry) in debug_dma_map_sg()
1315 entry->type = dma_debug_sg; in debug_dma_map_sg()
1316 entry->dev = dev; in debug_dma_map_sg()
1317 entry->paddr = sg_phys(s); in debug_dma_map_sg()
1318 entry->size = sg_dma_len(s); in debug_dma_map_sg()
1319 entry->dev_addr = sg_dma_address(s); in debug_dma_map_sg()
1320 entry->direction = direction; in debug_dma_map_sg()
1321 entry->sg_call_ents = nents; in debug_dma_map_sg()
1322 entry->sg_mapped_ents = mapped_ents; in debug_dma_map_sg()
1326 add_dma_entry(entry, attrs); in debug_dma_map_sg()
1333 struct dma_debug_entry *entry; in get_nr_mapped_entries() local
1339 entry = bucket_find_exact(bucket, ref); in get_nr_mapped_entries()
1342 if (entry) in get_nr_mapped_entries()
1343 mapped_ents = entry->sg_mapped_ents; in get_nr_mapped_entries()
1396 struct dma_debug_entry *entry; in debug_dma_alloc_coherent() local
1408 entry = dma_entry_alloc(); in debug_dma_alloc_coherent()
1409 if (!entry) in debug_dma_alloc_coherent()
1412 entry->type = dma_debug_coherent; in debug_dma_alloc_coherent()
1413 entry->dev = dev; in debug_dma_alloc_coherent()
1414 entry->paddr = virt_to_paddr(virt); in debug_dma_alloc_coherent()
1415 entry->size = size; in debug_dma_alloc_coherent()
1416 entry->dev_addr = dma_addr; in debug_dma_alloc_coherent()
1417 entry->direction = DMA_BIDIRECTIONAL; in debug_dma_alloc_coherent()
1419 add_dma_entry(entry, attrs); in debug_dma_alloc_coherent()
1449 struct dma_debug_entry *entry; in debug_dma_map_resource() local
1454 entry = dma_entry_alloc(); in debug_dma_map_resource()
1455 if (!entry) in debug_dma_map_resource()
1458 entry->type = dma_debug_resource; in debug_dma_map_resource()
1459 entry->dev = dev; in debug_dma_map_resource()
1460 entry->paddr = addr; in debug_dma_map_resource()
1461 entry->size = size; in debug_dma_map_resource()
1462 entry->dev_addr = dma_addr; in debug_dma_map_resource()
1463 entry->direction = direction; in debug_dma_map_resource()
1464 entry->map_err_type = MAP_ERR_NOT_CHECKED; in debug_dma_map_resource()
1466 add_dma_entry(entry, attrs); in debug_dma_map_resource()