26 static inline bool mmc_cqe_dcmd_busy(struct mmc_queue *mq)  in mmc_cqe_dcmd_busy()  argument
29 	return mq->in_flight[MMC_ISSUE_DCMD];  in mmc_cqe_dcmd_busy()
32 void mmc_cqe_check_busy(struct mmc_queue *mq)  in mmc_cqe_check_busy()  argument
34 	if ((mq->cqe_busy & MMC_CQE_DCMD_BUSY) && !mmc_cqe_dcmd_busy(mq))  in mmc_cqe_check_busy()
35 		mq->cqe_busy &= ~MMC_CQE_DCMD_BUSY;  in mmc_cqe_check_busy()
60 enum mmc_issue_type mmc_issue_type(struct mmc_queue *mq, struct request *req)  in mmc_issue_type()  argument
62 	struct mmc_host *host = mq->card->host;  in mmc_issue_type()
73 static void __mmc_cqe_recovery_notifier(struct mmc_queue *mq)  in __mmc_cqe_recovery_notifier()  argument
75 	if (!mq->recovery_needed) {  in __mmc_cqe_recovery_notifier()
76 		mq->recovery_needed = true;  in __mmc_cqe_recovery_notifier()
77 		schedule_work(&mq->recovery_work);  in __mmc_cqe_recovery_notifier()
87 	struct mmc_queue *mq = q->queuedata;  in mmc_cqe_recovery_notifier()  local
90 	spin_lock_irqsave(&mq->lock, flags);  in mmc_cqe_recovery_notifier()
91 	__mmc_cqe_recovery_notifier(mq);  in mmc_cqe_recovery_notifier()
92 	spin_unlock_irqrestore(&mq->lock, flags);  in mmc_cqe_recovery_notifier()
99 	struct mmc_queue *mq = req->q->queuedata;  in mmc_cqe_timed_out()  local
100 	struct mmc_host *host = mq->card->host;  in mmc_cqe_timed_out()
101 	enum mmc_issue_type issue_type = mmc_issue_type(mq, req);  in mmc_cqe_timed_out()
123 	struct mmc_queue *mq = q->queuedata;  in mmc_mq_timed_out()  local
124 	struct mmc_card *card = mq->card;  in mmc_mq_timed_out()
129 	spin_lock_irqsave(&mq->lock, flags);  in mmc_mq_timed_out()
130 	ignore_tout = mq->recovery_needed || !host->cqe_enabled || host->hsq_enabled;  in mmc_mq_timed_out()
131 	spin_unlock_irqrestore(&mq->lock, flags);  in mmc_mq_timed_out()
138 	struct mmc_queue *mq = container_of(work, struct mmc_queue,  in mmc_mq_recovery_handler()  local
140 	struct request_queue *q = mq->queue;  in mmc_mq_recovery_handler()
141 	struct mmc_host *host = mq->card->host;  in mmc_mq_recovery_handler()
143 	mmc_get_card(mq->card, &mq->ctx);  in mmc_mq_recovery_handler()
145 	mq->in_recovery = true;  in mmc_mq_recovery_handler()
148 		mmc_blk_cqe_recovery(mq);  in mmc_mq_recovery_handler()
150 		mmc_blk_mq_recovery(mq);  in mmc_mq_recovery_handler()
152 	mq->in_recovery = false;  in mmc_mq_recovery_handler()
154 	spin_lock_irq(&mq->lock);  in mmc_mq_recovery_handler()
155 	mq->recovery_needed = false;  in mmc_mq_recovery_handler()
156 	spin_unlock_irq(&mq->lock);  in mmc_mq_recovery_handler()
161 	mmc_put_card(mq->card, &mq->ctx);  in mmc_mq_recovery_handler()
207 	struct mmc_queue *mq = set->driver_data;  in mmc_mq_init_request()  local
208 	struct mmc_card *card = mq->card;  in mmc_mq_init_request()
232 	struct mmc_queue *mq = q->queuedata;  in mmc_mq_queue_rq()  local
233 	struct mmc_card *card = mq->card;  in mmc_mq_queue_rq()
240 	if (mmc_card_removed(mq->card)) {  in mmc_mq_queue_rq()
245 	issue_type = mmc_issue_type(mq, req);  in mmc_mq_queue_rq()
247 	spin_lock_irq(&mq->lock);  in mmc_mq_queue_rq()
249 	if (mq->recovery_needed || mq->busy) {  in mmc_mq_queue_rq()
250 		spin_unlock_irq(&mq->lock);  in mmc_mq_queue_rq()
256 		if (mmc_cqe_dcmd_busy(mq)) {  in mmc_mq_queue_rq()
257 			mq->cqe_busy |= MMC_CQE_DCMD_BUSY;  in mmc_mq_queue_rq()
258 			spin_unlock_irq(&mq->lock);  in mmc_mq_queue_rq()
267 		if (host->hsq_enabled && mq->in_flight[issue_type] > 2) {  in mmc_mq_queue_rq()
268 			spin_unlock_irq(&mq->lock);  in mmc_mq_queue_rq()
285 	mq->busy = true;  in mmc_mq_queue_rq()
287 	mq->in_flight[issue_type] += 1;  in mmc_mq_queue_rq()
288 	get_card = (mmc_tot_in_flight(mq) == 1);  in mmc_mq_queue_rq()
289 	cqe_retune_ok = (mmc_cqe_qcnt(mq) == 1);  in mmc_mq_queue_rq()
291 	spin_unlock_irq(&mq->lock);  in mmc_mq_queue_rq()
299 		mmc_get_card(card, &mq->ctx);  in mmc_mq_queue_rq()
308 	issued = mmc_blk_mq_issue_rq(mq, req);  in mmc_mq_queue_rq()
325 		spin_lock_irq(&mq->lock);  in mmc_mq_queue_rq()
326 		mq->in_flight[issue_type] -= 1;  in mmc_mq_queue_rq()
327 		if (mmc_tot_in_flight(mq) == 0)  in mmc_mq_queue_rq()
329 		mq->busy = false;  in mmc_mq_queue_rq()
330 		spin_unlock_irq(&mq->lock);  in mmc_mq_queue_rq()
332 			mmc_put_card(card, &mq->ctx);  in mmc_mq_queue_rq()
334 		WRITE_ONCE(mq->busy, false);  in mmc_mq_queue_rq()
348 static void mmc_setup_queue(struct mmc_queue *mq, struct mmc_card *card)  in mmc_setup_queue()  argument
353 	blk_queue_flag_set(QUEUE_FLAG_NONROT, mq->queue);  in mmc_setup_queue()
354 	blk_queue_flag_clear(QUEUE_FLAG_ADD_RANDOM, mq->queue);  in mmc_setup_queue()
356 		mmc_queue_setup_discard(mq->queue, card);  in mmc_setup_queue()
359 		blk_queue_bounce_limit(mq->queue, BLK_BOUNCE_HIGH);  in mmc_setup_queue()
360 	blk_queue_max_hw_sectors(mq->queue,  in mmc_setup_queue()
363 		WARN(!blk_queue_can_use_dma_map_merging(mq->queue,  in mmc_setup_queue()
366 	blk_queue_max_segments(mq->queue, mmc_get_max_segments(host));  in mmc_setup_queue()
373 	blk_queue_logical_block_size(mq->queue, block_size);  in mmc_setup_queue()
380 		blk_queue_max_segment_size(mq->queue,  in mmc_setup_queue()
383 	dma_set_max_seg_size(mmc_dev(host), queue_max_segment_size(mq->queue));  in mmc_setup_queue()
385 	INIT_WORK(&mq->recovery_work, mmc_mq_recovery_handler);  in mmc_setup_queue()
386 	INIT_WORK(&mq->complete_work, mmc_blk_mq_complete_work);  in mmc_setup_queue()
388 	mutex_init(&mq->complete_lock);  in mmc_setup_queue()
390 	init_waitqueue_head(&mq->wait);  in mmc_setup_queue()
392 	mmc_crypto_setup_queue(mq->queue, host);  in mmc_setup_queue()
410 struct gendisk *mmc_init_queue(struct mmc_queue *mq, struct mmc_card *card)  in mmc_init_queue()  argument
416 	mq->card = card;  in mmc_init_queue()
418 	spin_lock_init(&mq->lock);  in mmc_init_queue()
420 	memset(&mq->tag_set, 0, sizeof(mq->tag_set));  in mmc_init_queue()
421 	mq->tag_set.ops = &mmc_mq_ops;  in mmc_init_queue()
427 		mq->tag_set.queue_depth =  in mmc_init_queue()
430 		mq->tag_set.queue_depth = MMC_QUEUE_DEPTH;  in mmc_init_queue()
431 	mq->tag_set.numa_node = NUMA_NO_NODE;  in mmc_init_queue()
432 	mq->tag_set.flags = BLK_MQ_F_SHOULD_MERGE | BLK_MQ_F_BLOCKING;  in mmc_init_queue()
433 	mq->tag_set.nr_hw_queues = 1;  in mmc_init_queue()
434 	mq->tag_set.cmd_size = sizeof(struct mmc_queue_req);  in mmc_init_queue()
435 	mq->tag_set.driver_data = mq;  in mmc_init_queue()
449 	ret = blk_mq_alloc_tag_set(&mq->tag_set);  in mmc_init_queue()
454 	disk = blk_mq_alloc_disk(&mq->tag_set, mq);  in mmc_init_queue()
456 		blk_mq_free_tag_set(&mq->tag_set);  in mmc_init_queue()
459 	mq->queue = disk->queue;  in mmc_init_queue()
462 		blk_queue_flag_set(QUEUE_FLAG_STABLE_WRITES, mq->queue);  in mmc_init_queue()
463 	blk_queue_rq_timeout(mq->queue, 60 * HZ);  in mmc_init_queue()
465 	mmc_setup_queue(mq, card);  in mmc_init_queue()
469 void mmc_queue_suspend(struct mmc_queue *mq)  in mmc_queue_suspend()  argument
471 	blk_mq_quiesce_queue(mq->queue);  in mmc_queue_suspend()
477 	mmc_claim_host(mq->card->host);  in mmc_queue_suspend()
478 	mmc_release_host(mq->card->host);  in mmc_queue_suspend()
481 void mmc_queue_resume(struct mmc_queue *mq)  in mmc_queue_resume()  argument
483 	blk_mq_unquiesce_queue(mq->queue);  in mmc_queue_resume()
486 void mmc_cleanup_queue(struct mmc_queue *mq)  in mmc_cleanup_queue()  argument
488 	struct request_queue *q = mq->queue;  in mmc_cleanup_queue()
502 	cancel_work_sync(&mq->recovery_work);  in mmc_cleanup_queue()
504 	blk_mq_free_tag_set(&mq->tag_set);  in mmc_cleanup_queue()
511 	flush_work(&mq->complete_work);  in mmc_cleanup_queue()
513 	mq->card = NULL;  in mmc_cleanup_queue()
519 unsigned int mmc_queue_map_sg(struct mmc_queue *mq, struct mmc_queue_req *mqrq)  in mmc_queue_map_sg()  argument
523 	return blk_rq_map_sg(mq->queue, req, mqrq->sg);  in mmc_queue_map_sg()