89 	struct dmabounce_device_info *device_info = dev->archdata.dmabounce;  in dmabounce_show()  local
91 		device_info->small.allocs,  in dmabounce_show()
92 		device_info->large.allocs,  in dmabounce_show()
93 		device_info->total_allocs - device_info->small.allocs -  in dmabounce_show()
94 			device_info->large.allocs,  in dmabounce_show()
95 		device_info->total_allocs,  in dmabounce_show()
96 		device_info->map_op_count,  in dmabounce_show()
97 		device_info->bounce_count);  in dmabounce_show()
106 alloc_safe_buffer(struct dmabounce_device_info *device_info, void *ptr,  in alloc_safe_buffer()  argument
111 	struct device *dev = device_info->dev;  in alloc_safe_buffer()
117 	if (size <= device_info->small.size) {  in alloc_safe_buffer()
118 		pool = &device_info->small;  in alloc_safe_buffer()
119 	} else if (size <= device_info->large.size) {  in alloc_safe_buffer()
120 		pool = &device_info->large;  in alloc_safe_buffer()
155 	device_info->total_allocs++;  in alloc_safe_buffer()
158 	write_lock_irqsave(&device_info->lock, flags);  in alloc_safe_buffer()
159 	list_add(&buf->node, &device_info->safe_buffers);  in alloc_safe_buffer()
160 	write_unlock_irqrestore(&device_info->lock, flags);  in alloc_safe_buffer()
167 find_safe_buffer(struct dmabounce_device_info *device_info, dma_addr_t safe_dma_addr)  in find_safe_buffer()  argument
172 	read_lock_irqsave(&device_info->lock, flags);  in find_safe_buffer()
174 	list_for_each_entry(b, &device_info->safe_buffers, node)  in find_safe_buffer()
181 	read_unlock_irqrestore(&device_info->lock, flags);  in find_safe_buffer()
186 free_safe_buffer(struct dmabounce_device_info *device_info, struct safe_buffer *buf)  in free_safe_buffer()  argument
190 	dev_dbg(device_info->dev, "%s(buf=%p)\n", __func__, buf);  in free_safe_buffer()
192 	write_lock_irqsave(&device_info->lock, flags);  in free_safe_buffer()
196 	write_unlock_irqrestore(&device_info->lock, flags);  in free_safe_buffer()
201 		dma_free_coherent(device_info->dev, buf->size, buf->safe,  in free_safe_buffer()
248 	struct dmabounce_device_info *device_info = dev->archdata.dmabounce;  in map_single()  local
251 	if (device_info)  in map_single()
252 		DO_STATS ( device_info->map_op_count++ );  in map_single()
254 	buf = alloc_safe_buffer(device_info, ptr, size, dir);  in map_single()
486 	struct dmabounce_device_info *device_info;  in dmabounce_register_dev()  local
489 	device_info = kmalloc(sizeof(struct dmabounce_device_info), GFP_ATOMIC);  in dmabounce_register_dev()
490 	if (!device_info) {  in dmabounce_register_dev()
496 	ret = dmabounce_init_pool(&device_info->small, dev,  in dmabounce_register_dev()
506 		ret = dmabounce_init_pool(&device_info->large, dev,  in dmabounce_register_dev()
517 	device_info->dev = dev;  in dmabounce_register_dev()
518 	INIT_LIST_HEAD(&device_info->safe_buffers);  in dmabounce_register_dev()
519 	rwlock_init(&device_info->lock);  in dmabounce_register_dev()
520 	device_info->needs_bounce = needs_bounce_fn;  in dmabounce_register_dev()
523 	device_info->total_allocs = 0;  in dmabounce_register_dev()
524 	device_info->map_op_count = 0;  in dmabounce_register_dev()
525 	device_info->bounce_count = 0;  in dmabounce_register_dev()
526 	device_info->attr_res = device_create_file(dev, &dev_attr_dmabounce_stats);  in dmabounce_register_dev()
529 	dev->archdata.dmabounce = device_info;  in dmabounce_register_dev()
537 	dma_pool_destroy(device_info->small.pool);  in dmabounce_register_dev()
539 	kfree(device_info);  in dmabounce_register_dev()
546 	struct dmabounce_device_info *device_info = dev->archdata.dmabounce;  in dmabounce_unregister_dev()  local
551 	if (!device_info) {  in dmabounce_unregister_dev()
558 	if (!list_empty(&device_info->safe_buffers)) {  in dmabounce_unregister_dev()
564 	if (device_info->small.pool)  in dmabounce_unregister_dev()
565 		dma_pool_destroy(device_info->small.pool);  in dmabounce_unregister_dev()
566 	if (device_info->large.pool)  in dmabounce_unregister_dev()
567 		dma_pool_destroy(device_info->large.pool);  in dmabounce_unregister_dev()
570 	if (device_info->attr_res == 0)  in dmabounce_unregister_dev()
574 	kfree(device_info);  in dmabounce_unregister_dev()