Cross Reference: /drivers/mtd/mtd

Lines Matching defs:tr
78 static int do_blktrans_request(struct mtd_blktrans_ops *tr,
85 	block = blk_rq_pos(req) << 9 >> tr->blkshift;
86 	nsect = blk_rq_cur_bytes(req) >> tr->blkshift;
98 		return tr->discard(dev, block, nsect);
102 		for (; nsect > 0; nsect--, block++, buf += tr->blksize)
103 			if (tr->readsect(dev, block, buf))
108 		if (!tr->writesect)
112 		for (; nsect > 0; nsect--, block++, buf += tr->blksize)
113 			if (tr->writesect(dev, block, buf))
134 	struct mtd_blktrans_ops *tr = dev->tr;
146 			if (tr->background && !background_done) {
149 				tr->background(dev);
173 		res = do_blktrans_request(dev->tr, dev, req);
222 	__module_get(dev->tr->owner);
227 	if (dev->tr->open) {
228 		ret = dev->tr->open(dev);
245 	if (dev->tr->release)
246 		dev->tr->release(dev);
248 	module_put(dev->tr->owner);
269 	module_put(dev->tr->owner);
272 		ret = dev->tr->release ? dev->tr->release(dev) : 0;
294 	ret = dev->tr->getgeo ? dev->tr->getgeo(dev, geo) : 0;
317 		ret = dev->tr->flush ? dev->tr->flush(dev) : 0;
338 	struct mtd_blktrans_ops *tr = new->tr;
350 	list_for_each_entry(d, &tr->devs, list) {
378 	if (new->devnum > (MINORMASK >> tr->part_bits) ||
379 	    (tr->part_bits && new->devnum >= 27 * 26)) {
384 	list_add_tail(&new->list, &tr->devs);
390 	if (!tr->writesect)
395 	gd = alloc_disk(1 << tr->part_bits);
402 	gd->major = tr->major;
403 	gd->first_minor = (new->devnum) << tr->part_bits;
406 	if (tr->part_bits)
409 				 "%s%c", tr->name, 'a' + new->devnum);
412 				 "%s%c%c", tr->name,
417 			 "%s%d", tr->name, new->devnum);
419 	set_capacity(gd, (new->size * tr->blksize) >> 9);
429 	blk_queue_logical_block_size(new->rq, tr->blksize);
433 	if (tr->discard) {
443 			"%s%d", tr->name, new->mtd->index);
501 		if (old->tr->release)
502 			old->tr->release(old);
515 	struct mtd_blktrans_ops *tr;
518 	list_for_each_entry(tr, &blktrans_majors, list)
519 		list_for_each_entry_safe(dev, next, &tr->devs, list)
521 				tr->remove_dev(dev);
526 	struct mtd_blktrans_ops *tr;
531 	list_for_each_entry(tr, &blktrans_majors, list)
532 		tr->add_mtd(tr, mtd);
540 int register_mtd_blktrans(struct mtd_blktrans_ops *tr)
554 	ret = register_blkdev(tr->major, tr->name);
557 		       tr->name, tr->major, ret);
563 		tr->major = ret;
565 	tr->blkshift = ffs(tr->blksize) - 1;
567 	INIT_LIST_HEAD(&tr->devs);
568 	list_add(&tr->list, &blktrans_majors);
572 			tr->add_mtd(tr, mtd);
578 int deregister_mtd_blktrans(struct mtd_blktrans_ops *tr)
585 	list_del(&tr->list);
587 	list_for_each_entry_safe(dev, next, &tr->devs, list)
588 		tr->remove_dev(dev);
590 	unregister_blkdev(tr->major, tr->name);
593 	BUG_ON(!list_empty(&tr->devs));