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authorChristoph Hellwig <hch@lst.de>2021-06-16 07:39:34 +0200
committerJens Axboe <axboe@kernel.dk>2021-06-30 15:34:04 -0600
commit607d968a5769d8eef20ece19b84937f9c2676491 (patch)
treea2f78af3a8f7b8c1a94f0ec571331a165fd135af /drivers/mmc/core/queue.c
parent249cda3325e0ff35dd8af9b5885f3aaf4ddd165d (diff)
mmc: switch to blk_mq_alloc_disk
Use the blk_mq_alloc_disk to allocate the request_queue and gendisk together. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Link: https://lore.kernel.org/r/20210616053934.880951-3-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/mmc/core/queue.c')
-rw-r--r--drivers/mmc/core/queue.c23
1 files changed, 10 insertions, 13 deletions
diff --git a/drivers/mmc/core/queue.c b/drivers/mmc/core/queue.c
index d600e0a4a460..cc3261777637 100644
--- a/drivers/mmc/core/queue.c
+++ b/drivers/mmc/core/queue.c
@@ -424,9 +424,10 @@ static inline bool mmc_merge_capable(struct mmc_host *host)
*
* Initialise a MMC card request queue.
*/
-int mmc_init_queue(struct mmc_queue *mq, struct mmc_card *card)
+struct gendisk *mmc_init_queue(struct mmc_queue *mq, struct mmc_card *card)
{
struct mmc_host *host = card->host;
+ struct gendisk *disk;
int ret;
mq->card = card;
@@ -464,26 +465,22 @@ int mmc_init_queue(struct mmc_queue *mq, struct mmc_card *card)
ret = blk_mq_alloc_tag_set(&mq->tag_set);
if (ret)
- return ret;
+ return ERR_PTR(ret);
+
- mq->queue = blk_mq_init_queue(&mq->tag_set);
- if (IS_ERR(mq->queue)) {
- ret = PTR_ERR(mq->queue);
- goto free_tag_set;
+ disk = blk_mq_alloc_disk(&mq->tag_set, mq);
+ if (IS_ERR(disk)) {
+ blk_mq_free_tag_set(&mq->tag_set);
+ return disk;
}
+ mq->queue = disk->queue;
if (mmc_host_is_spi(host) && host->use_spi_crc)
blk_queue_flag_set(QUEUE_FLAG_STABLE_WRITES, mq->queue);
-
- mq->queue->queuedata = mq;
blk_queue_rq_timeout(mq->queue, 60 * HZ);
mmc_setup_queue(mq, card);
- return 0;
-
-free_tag_set:
- blk_mq_free_tag_set(&mq->tag_set);
- return ret;
+ return disk;
}
void mmc_queue_suspend(struct mmc_queue *mq)