29 	struct udl_device *udl = dev->dev_private;  in udl_parse_vendor_descriptor()  local
72 				udl->sku_pixel_limit = max_area;  in udl_parse_vendor_descriptor()
104 	struct udl_device *udl = unode->dev;  in udl_urb_completion()  local
114 			atomic_set(&udl->lost_pixels, 1);  in udl_urb_completion()
118 	urb->transfer_buffer_length = udl->urbs.size; /* reset to actual */  in udl_urb_completion()
120 	spin_lock_irqsave(&udl->urbs.lock, flags);  in udl_urb_completion()
121 	list_add_tail(&unode->entry, &udl->urbs.list);  in udl_urb_completion()
122 	udl->urbs.available++;  in udl_urb_completion()
123 	spin_unlock_irqrestore(&udl->urbs.lock, flags);  in udl_urb_completion()
134 		up(&udl->urbs.limit_sem);  in udl_urb_completion()
139 	struct udl_device *udl = dev->dev_private;  in udl_free_urb_list()  local
140 	int count = udl->urbs.count;  in udl_free_urb_list()
153 		ret = down_interruptible(&udl->urbs.limit_sem);  in udl_free_urb_list()
157 		spin_lock_irqsave(&udl->urbs.lock, flags);  in udl_free_urb_list()
159 		node = udl->urbs.list.next; /* have reserved one with sem */  in udl_free_urb_list()
162 		spin_unlock_irqrestore(&udl->urbs.lock, flags);  in udl_free_urb_list()
168 		usb_free_coherent(urb->dev, udl->urbs.size,  in udl_free_urb_list()
173 	udl->urbs.count = 0;  in udl_free_urb_list()
178 	struct udl_device *udl = dev->dev_private;  in udl_alloc_urb_list()  local
184 	spin_lock_init(&udl->urbs.lock);  in udl_alloc_urb_list()
186 	udl->urbs.size = size;  in udl_alloc_urb_list()
187 	INIT_LIST_HEAD(&udl->urbs.list);  in udl_alloc_urb_list()
193 		unode->dev = udl;  in udl_alloc_urb_list()
205 		buf = usb_alloc_coherent(udl->udev, MAX_TRANSFER, GFP_KERNEL,  in udl_alloc_urb_list()
214 		usb_fill_bulk_urb(urb, udl->udev, usb_sndbulkpipe(udl->udev, 1),  in udl_alloc_urb_list()
218 		list_add_tail(&unode->entry, &udl->urbs.list);  in udl_alloc_urb_list()
223 	sema_init(&udl->urbs.limit_sem, i);  in udl_alloc_urb_list()
224 	udl->urbs.count = i;  in udl_alloc_urb_list()
225 	udl->urbs.available = i;  in udl_alloc_urb_list()
234 	struct udl_device *udl = dev->dev_private;  in udl_get_urb()  local
242 	ret = down_timeout(&udl->urbs.limit_sem, GET_URB_TIMEOUT);  in udl_get_urb()
244 		atomic_set(&udl->lost_pixels, 1);  in udl_get_urb()
246 		       ret, udl->urbs.available);  in udl_get_urb()
250 	spin_lock_irqsave(&udl->urbs.lock, flags);  in udl_get_urb()
252 	BUG_ON(list_empty(&udl->urbs.list)); /* reserved one with limit_sem */  in udl_get_urb()
253 	entry = udl->urbs.list.next;  in udl_get_urb()
255 	udl->urbs.available--;  in udl_get_urb()
257 	spin_unlock_irqrestore(&udl->urbs.lock, flags);  in udl_get_urb()
268 	struct udl_device *udl = dev->dev_private;  in udl_submit_urb()  local
271 	BUG_ON(len > udl->urbs.size);  in udl_submit_urb()
277 		atomic_set(&udl->lost_pixels, 1);  in udl_submit_urb()
286 	struct udl_device *udl;  in udl_driver_load()  local
290 	udl = kzalloc(sizeof(struct udl_device), GFP_KERNEL);  in udl_driver_load()
291 	if (!udl)  in udl_driver_load()
294 	udl->udev = udev;  in udl_driver_load()
295 	udl->ddev = dev;  in udl_driver_load()
296 	dev->dev_private = udl;  in udl_driver_load()
298 	if (!udl_parse_vendor_descriptor(dev, udl->udev)) {  in udl_driver_load()
326 	if (udl->urbs.count)  in udl_driver_load()
328 	kfree(udl);  in udl_driver_load()
341 	struct udl_device *udl = dev->dev_private;  in udl_driver_unload()  local
345 	if (udl->urbs.count)  in udl_driver_unload()
350 	kfree(udl);  in udl_driver_unload()