diff options
Diffstat (limited to 'drivers/mmc/card')
| -rw-r--r-- | drivers/mmc/card/block.c | 17 | ||||
| -rw-r--r-- | drivers/mmc/card/queue.c | 5 |
2 files changed, 21 insertions, 1 deletions
diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c index 0c959c96005e..0cad48a284a8 100644 --- a/drivers/mmc/card/block.c +++ b/drivers/mmc/card/block.c @@ -121,6 +121,7 @@ enum mmc_blk_status { MMC_BLK_ABORT, MMC_BLK_DATA_ERR, MMC_BLK_ECC_ERR, + MMC_BLK_NOMEDIUM, }; module_param(perdev_minors, int, 0444); @@ -639,6 +640,7 @@ static int get_card_status(struct mmc_card *card, u32 *status, int retries) return err; } +#define ERR_NOMEDIUM 3 #define ERR_RETRY 2 #define ERR_ABORT 1 #define ERR_CONTINUE 0 @@ -706,6 +708,9 @@ static int mmc_blk_cmd_recovery(struct mmc_card *card, struct request *req, u32 status, stop_status = 0; int err, retry; + if (mmc_card_removed(card)) + return ERR_NOMEDIUM; + /* * Try to get card status which indicates both the card state * and why there was no response. If the first attempt fails, @@ -722,8 +727,12 @@ static int mmc_blk_cmd_recovery(struct mmc_card *card, struct request *req, } /* We couldn't get a response from the card. Give up. */ - if (err) + if (err) { + /* Check if the card is removed */ + if (mmc_detect_card_removed(card->host)) + return ERR_NOMEDIUM; return ERR_ABORT; + } /* Flag ECC errors */ if ((status & R1_CARD_ECC_FAILED) || @@ -996,6 +1005,8 @@ static int mmc_blk_err_check(struct mmc_card *card, return MMC_BLK_RETRY; case ERR_ABORT: return MMC_BLK_ABORT; + case ERR_NOMEDIUM: + return MMC_BLK_NOMEDIUM; case ERR_CONTINUE: break; } @@ -1329,6 +1340,8 @@ static int mmc_blk_issue_rw_rq(struct mmc_queue *mq, struct request *rqc) if (!ret) goto start_new_req; break; + case MMC_BLK_NOMEDIUM: + goto cmd_abort; } if (ret) { @@ -1345,6 +1358,8 @@ static int mmc_blk_issue_rw_rq(struct mmc_queue *mq, struct request *rqc) cmd_abort: spin_lock_irq(&md->lock); + if (mmc_card_removed(card)) + req->cmd_flags |= REQ_QUIET; while (ret) ret = __blk_end_request(req, -EIO, blk_rq_cur_bytes(req)); spin_unlock_irq(&md->lock); diff --git a/drivers/mmc/card/queue.c b/drivers/mmc/card/queue.c index dcad59cbfef1..2517547b4366 100644 --- a/drivers/mmc/card/queue.c +++ b/drivers/mmc/card/queue.c @@ -29,6 +29,8 @@ */ static int mmc_prep_request(struct request_queue *q, struct request *req) { + struct mmc_queue *mq = q->queuedata; + /* * We only like normal block requests and discards. */ @@ -37,6 +39,9 @@ static int mmc_prep_request(struct request_queue *q, struct request *req) return BLKPREP_KILL; } + if (mq && mmc_card_removed(mq->card)) + return BLKPREP_KILL; + req->cmd_flags |= REQ_DONTPREP; return BLKPREP_OK; |