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mmc: block: Use local var for mqrq_cur

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A subsequent patch will remove 'mq->mqrq_cur'. Prepare for that by
assigning it to a local variable.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Adrian Hunter 2017-03-13 14:36:34 +02:00 committed by Ulf Hansson
parent e584e07502
commit 8ddfe07e18
1 changed files with 14 additions and 12 deletions
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26
drivers/mmc/core/block.c
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@ -1597,7 +1597,8 @@ static void mmc_blk_rw_cmd_abort(struct mmc_card *card, struct request *req)
* @mq: the queue with the card and host to restart
* @req: a new request that want to be started after the current one
*/
static void mmc_blk_rw_try_restart(struct mmc_queue *mq, struct request *req)
static void mmc_blk_rw_try_restart(struct mmc_queue *mq, struct request *req,
struct mmc_queue_req *mqrq)
{
if (!req)
return;
@ -1611,8 +1612,8 @@ static void mmc_blk_rw_try_restart(struct mmc_queue *mq, struct request *req)
return;
}
/* Else proceed and try to restart the current async request */
mmc_blk_rw_rq_prep(mq->mqrq_cur, mq->card, 0, mq);
mmc_start_areq(mq->card->host, &mq->mqrq_cur->areq, NULL);
mmc_blk_rw_rq_prep(mqrq, mq->card, 0, mq);
mmc_start_areq(mq->card->host, &mqrq->areq, NULL);
}
static void mmc_blk_issue_rw_rq(struct mmc_queue *mq, struct request *new_req)
@ -1622,6 +1623,7 @@ static void mmc_blk_issue_rw_rq(struct mmc_queue *mq, struct request *new_req)
struct mmc_blk_request *brq;
int disable_multi = 0, retry = 0, type, retune_retry_done = 0;
enum mmc_blk_status status;
struct mmc_queue_req *mqrq_cur = mq->mqrq_cur;
struct mmc_queue_req *mq_rq;
struct request *old_req;
struct mmc_async_req *new_areq;
@ -1645,8 +1647,8 @@ static void mmc_blk_issue_rw_rq(struct mmc_queue *mq, struct request *new_req)
return;
}
mmc_blk_rw_rq_prep(mq->mqrq_cur, card, 0, mq);
new_areq = &mq->mqrq_cur->areq;
mmc_blk_rw_rq_prep(mqrq_cur, card, 0, mq);
new_areq = &mqrq_cur->areq;
} else
new_areq = NULL;
@ -1700,11 +1702,11 @@ static void mmc_blk_issue_rw_rq(struct mmc_queue *mq, struct request *new_req)
if (mmc_blk_reset(md, card->host, type)) {
if (req_pending)
mmc_blk_rw_cmd_abort(card, old_req);
mmc_blk_rw_try_restart(mq, new_req);
mmc_blk_rw_try_restart(mq, new_req, mqrq_cur);
return;
}
if (!req_pending) {
mmc_blk_rw_try_restart(mq, new_req);
mmc_blk_rw_try_restart(mq, new_req, mqrq_cur);
return;
}
break;
@ -1717,7 +1719,7 @@ static void mmc_blk_issue_rw_rq(struct mmc_queue *mq, struct request *new_req)
if (!mmc_blk_reset(md, card->host, type))
break;
mmc_blk_rw_cmd_abort(card, old_req);
mmc_blk_rw_try_restart(mq, new_req);
mmc_blk_rw_try_restart(mq, new_req, mqrq_cur);
return;
case MMC_BLK_DATA_ERR: {
int err;
@ -1727,7 +1729,7 @@ static void mmc_blk_issue_rw_rq(struct mmc_queue *mq, struct request *new_req)
break;
if (err == -ENODEV) {
mmc_blk_rw_cmd_abort(card, old_req);
mmc_blk_rw_try_restart(mq, new_req);
mmc_blk_rw_try_restart(mq, new_req, mqrq_cur);
return;
}
/* Fall through */
@ -1748,19 +1750,19 @@ static void mmc_blk_issue_rw_rq(struct mmc_queue *mq, struct request *new_req)
req_pending = blk_end_request(old_req, -EIO,
brq->data.blksz);
if (!req_pending) {
mmc_blk_rw_try_restart(mq, new_req);
mmc_blk_rw_try_restart(mq, new_req, mqrq_cur);
return;
}
break;
case MMC_BLK_NOMEDIUM:
mmc_blk_rw_cmd_abort(card, old_req);
mmc_blk_rw_try_restart(mq, new_req);
mmc_blk_rw_try_restart(mq, new_req, mqrq_cur);
return;
default:
pr_err("%s: Unhandled return value (%d)",
old_req->rq_disk->disk_name, status);
mmc_blk_rw_cmd_abort(card, old_req);
mmc_blk_rw_try_restart(mq, new_req);
mmc_blk_rw_try_restart(mq, new_req, mqrq_cur);
return;
}