prev_collection  2792 drivers/hid/wacom_wac.c 	int prev_collection = -1;
prev_collection  2822 drivers/hid/wacom_wac.c 		if (field->usage[0].collection_index != prev_collection) {
prev_collection  2826 drivers/hid/wacom_wac.c 			prev_collection = field->usage[0].collection_index;