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()
390 static unsigned long long phys_addr(struct dma_debug_entry *entry) in phys_addr() argument
392 if (entry->type == dma_debug_resource) in phys_addr()
393 return __pfn_to_phys(entry->pfn) + entry->offset; in phys_addr()
395 return page_to_phys(pfn_to_page(entry->pfn)) + entry->offset; in phys_addr()
407 struct dma_debug_entry *entry; in debug_dma_dump_mappings() local
412 list_for_each_entry(entry, &bucket->list, list) { in debug_dma_dump_mappings()
413 if (!dev || dev == entry->dev) { in debug_dma_dump_mappings()
414 dev_info(entry->dev, in debug_dma_dump_mappings()
416 type2name[entry->type], idx, in debug_dma_dump_mappings()
417 phys_addr(entry), entry->pfn, in debug_dma_dump_mappings()
418 entry->dev_addr, entry->size, in debug_dma_dump_mappings()
419 dir2name[entry->direction], in debug_dma_dump_mappings()
420 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()
508 static int active_cacheline_insert(struct dma_debug_entry *entry) in active_cacheline_insert() argument
510 phys_addr_t cln = to_cacheline_number(entry); in active_cacheline_insert()
518 if (entry->direction == DMA_TO_DEVICE) in active_cacheline_insert()
522 rc = radix_tree_insert(&dma_active_cacheline, cln, entry); in active_cacheline_insert()
530 static void active_cacheline_remove(struct dma_debug_entry *entry) in active_cacheline_remove() argument
532 phys_addr_t cln = to_cacheline_number(entry); in active_cacheline_remove()
536 if (entry->direction == DMA_TO_DEVICE) in active_cacheline_remove()
553 static void add_dma_entry(struct dma_debug_entry *entry, unsigned long attrs) in add_dma_entry() argument
559 bucket = get_hash_bucket(entry, &flags); in add_dma_entry()
560 hash_bucket_add(bucket, entry); in add_dma_entry()
563 rc = active_cacheline_insert(entry); in add_dma_entry()
568 err_printk(entry->dev, entry, in add_dma_entry()
575 struct dma_debug_entry *entry; in dma_debug_create_entries() local
578 entry = (void *)get_zeroed_page(gfp); in dma_debug_create_entries()
579 if (!entry) in dma_debug_create_entries()
583 list_add_tail(&entry[i].list, &free_entries); in dma_debug_create_entries()
593 struct dma_debug_entry *entry; in __dma_entry_alloc() local
595 entry = list_entry(free_entries.next, struct dma_debug_entry, list); in __dma_entry_alloc()
596 list_del(&entry->list); in __dma_entry_alloc()
597 memset(entry, 0, sizeof(*entry)); in __dma_entry_alloc()
603 return entry; in __dma_entry_alloc()
630 struct dma_debug_entry *entry; in dma_entry_alloc() local
646 entry = __dma_entry_alloc(); in dma_entry_alloc()
654 entry->stack_len = stack_trace_save(entry->stack_entries, in dma_entry_alloc()
655 ARRAY_SIZE(entry->stack_entries), in dma_entry_alloc()
658 return entry; in dma_entry_alloc()
661 static void dma_entry_free(struct dma_debug_entry *entry) in dma_entry_free() argument
665 active_cacheline_remove(entry); in dma_entry_free()
672 list_add(&entry->list, &free_entries); in dma_entry_free()
783 struct dma_debug_entry *entry; in dump_show() local
787 list_for_each_entry(entry, &bucket->list, list) { in dump_show()
790 dev_name(entry->dev), in dump_show()
791 dev_driver_string(entry->dev), in dump_show()
792 type2name[entry->type], idx, in dump_show()
793 phys_addr(entry), entry->pfn, in dump_show()
794 entry->dev_addr, entry->size, in dump_show()
795 dir2name[entry->direction], in dump_show()
796 maperr2str[entry->map_err_type]); in dump_show()
824 struct dma_debug_entry *entry; in device_dma_allocations() local
830 list_for_each_entry(entry, &dma_entry_hash[i].list, list) { in device_dma_allocations()
831 if (entry->dev == dev) { in device_dma_allocations()
833 *out_entry = entry; in device_dma_allocations()
845 struct dma_debug_entry *entry; in dma_debug_device_change() local
853 count = device_dma_allocations(dev, &entry); in dma_debug_device_change()
856 err_printk(dev, entry, "device driver has pending " in dma_debug_device_change()
862 count, entry->dev_addr, entry->size, in dma_debug_device_change()
863 dir2name[entry->direction], type2name[entry->type]); in dma_debug_device_change()
955 struct dma_debug_entry *entry; in check_unmap() local
960 entry = bucket_find_exact(bucket, ref); in check_unmap()
962 if (!entry) { in check_unmap()
980 if (ref->size != entry->size) { in check_unmap()
981 err_printk(ref->dev, entry, "device driver frees " in check_unmap()
985 ref->dev_addr, entry->size, ref->size); in check_unmap()
988 if (ref->type != entry->type) { in check_unmap()
989 err_printk(ref->dev, entry, "device driver frees " in check_unmap()
994 type2name[entry->type], type2name[ref->type]); in check_unmap()
995 } else if ((entry->type == dma_debug_coherent) && in check_unmap()
996 (phys_addr(ref) != phys_addr(entry))) { in check_unmap()
997 err_printk(ref->dev, entry, "device driver frees " in check_unmap()
1003 phys_addr(entry), in check_unmap()
1008 ref->sg_call_ents != entry->sg_call_ents) { in check_unmap()
1009 err_printk(ref->dev, entry, "device driver frees " in check_unmap()
1012 entry->sg_call_ents, ref->sg_call_ents); in check_unmap()
1019 if (ref->direction != entry->direction) { in check_unmap()
1020 err_printk(ref->dev, entry, "device driver frees " in check_unmap()
1025 dir2name[entry->direction], in check_unmap()
1034 if (entry->map_err_type == MAP_ERR_NOT_CHECKED) { in check_unmap()
1035 err_printk(ref->dev, entry, in check_unmap()
1040 type2name[entry->type]); in check_unmap()
1043 hash_bucket_del(entry); in check_unmap()
1044 dma_entry_free(entry); in check_unmap()
1088 struct dma_debug_entry *entry; in check_sync() local
1094 entry = bucket_find_contain(&bucket, ref, &flags); in check_sync()
1096 if (!entry) { in check_sync()
1104 if (ref->size > entry->size) { in check_sync()
1105 err_printk(dev, entry, "device driver syncs" in check_sync()
1110 entry->dev_addr, entry->size, in check_sync()
1114 if (entry->direction == DMA_BIDIRECTIONAL) in check_sync()
1117 if (ref->direction != entry->direction) { in check_sync()
1118 err_printk(dev, entry, "device driver syncs " in check_sync()
1122 (unsigned long long)ref->dev_addr, entry->size, in check_sync()
1123 dir2name[entry->direction], in check_sync()
1127 if (to_cpu && !(entry->direction == DMA_FROM_DEVICE) && in check_sync()
1129 err_printk(dev, entry, "device driver syncs " in check_sync()
1133 (unsigned long long)ref->dev_addr, entry->size, in check_sync()
1134 dir2name[entry->direction], in check_sync()
1137 if (!to_cpu && !(entry->direction == DMA_TO_DEVICE) && in check_sync()
1139 err_printk(dev, entry, "device driver syncs " in check_sync()
1143 (unsigned long long)ref->dev_addr, entry->size, in check_sync()
1144 dir2name[entry->direction], in check_sync()
1149 ref->sg_call_ents > entry->sg_call_ents) { in check_sync()
1150 err_printk(ref->dev, entry, "device driver syncs " in check_sync()
1153 entry->sg_call_ents, ref->sg_call_ents); in check_sync()
1206 struct dma_debug_entry *entry; in debug_dma_map_page() local
1214 entry = dma_entry_alloc(); in debug_dma_map_page()
1215 if (!entry) in debug_dma_map_page()
1218 entry->dev = dev; in debug_dma_map_page()
1219 entry->type = dma_debug_single; in debug_dma_map_page()
1220 entry->pfn = page_to_pfn(page); in debug_dma_map_page()
1221 entry->offset = offset; in debug_dma_map_page()
1222 entry->dev_addr = dma_addr; in debug_dma_map_page()
1223 entry->size = size; in debug_dma_map_page()
1224 entry->direction = direction; in debug_dma_map_page()
1225 entry->map_err_type = MAP_ERR_NOT_CHECKED; in debug_dma_map_page()
1235 add_dma_entry(entry, attrs); in debug_dma_map_page()
1241 struct dma_debug_entry *entry; in debug_dma_mapping_error() local
1252 list_for_each_entry(entry, &bucket->list, list) { in debug_dma_mapping_error()
1253 if (!exact_match(&ref, entry)) in debug_dma_mapping_error()
1266 if (entry->map_err_type == MAP_ERR_NOT_CHECKED) { in debug_dma_mapping_error()
1267 entry->map_err_type = MAP_ERR_CHECKED; in debug_dma_mapping_error()
1296 struct dma_debug_entry *entry; in debug_dma_map_sg() local
1310 entry = dma_entry_alloc(); in debug_dma_map_sg()
1311 if (!entry) in debug_dma_map_sg()
1314 entry->type = dma_debug_sg; in debug_dma_map_sg()
1315 entry->dev = dev; in debug_dma_map_sg()
1316 entry->pfn = page_to_pfn(sg_page(s)); in debug_dma_map_sg()
1317 entry->offset = s->offset; 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()
1385 struct dma_debug_entry *entry; in debug_dma_alloc_coherent() local
1397 entry = dma_entry_alloc(); in debug_dma_alloc_coherent()
1398 if (!entry) in debug_dma_alloc_coherent()
1401 entry->type = dma_debug_coherent; in debug_dma_alloc_coherent()
1402 entry->dev = dev; in debug_dma_alloc_coherent()
1403 entry->offset = offset_in_page(virt); in debug_dma_alloc_coherent()
1404 entry->size = size; in debug_dma_alloc_coherent()
1405 entry->dev_addr = dma_addr; in debug_dma_alloc_coherent()
1406 entry->direction = DMA_BIDIRECTIONAL; in debug_dma_alloc_coherent()
1409 entry->pfn = vmalloc_to_pfn(virt); in debug_dma_alloc_coherent()
1411 entry->pfn = page_to_pfn(virt_to_page(virt)); in debug_dma_alloc_coherent()
1413 add_dma_entry(entry, attrs); in debug_dma_alloc_coherent()
1447 struct dma_debug_entry *entry; in debug_dma_map_resource() local
1452 entry = dma_entry_alloc(); in debug_dma_map_resource()
1453 if (!entry) in debug_dma_map_resource()
1456 entry->type = dma_debug_resource; in debug_dma_map_resource()
1457 entry->dev = dev; in debug_dma_map_resource()
1458 entry->pfn = PHYS_PFN(addr); in debug_dma_map_resource()
1459 entry->offset = offset_in_page(addr); in debug_dma_map_resource()
1460 entry->size = size; in debug_dma_map_resource()
1461 entry->dev_addr = dma_addr; in debug_dma_map_resource()
1462 entry->direction = direction; in debug_dma_map_resource()
1463 entry->map_err_type = MAP_ERR_NOT_CHECKED; in debug_dma_map_resource()
1465 add_dma_entry(entry, attrs); in debug_dma_map_resource()