diff options
| author | Bart Van Assche <bvanassche@acm.org> | 2023-07-27 22:41:21 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2023-07-31 22:17:50 +0300 |
| commit | f9c028e7415a5ba4c00c08b7951bca4239823597 (patch) | |
| tree | 74091d86ac9ef14d67892918b3b99df020bd0087 /drivers/ufs | |
| parent | e8b0234f8458fc26a39d5d2b75f9637d9839e6b6 (diff) | |
| download | linux-f9c028e7415a5ba4c00c08b7951bca4239823597.tar.xz | |
scsi: ufs: Simplify ufshcd_abort_all()
Unify the MCQ and legacy code paths. This patch reworks code introduced by
commit ab248643d3d6 ("scsi: ufs: core: Add error handling for MCQ mode").
Cc: "Bao D. Nguyen" <quic_nguyenb@quicinc.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Link: https://lore.kernel.org/r/20230727194457.3152309-10-bvanassche@acm.org
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/ufs')
| -rw-r--r-- | drivers/ufs/core/ufshcd.c | 46 |
1 files changed, 20 insertions, 26 deletions
diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c index c0031cf8855c..bf76ea59ba6c 100644 --- a/drivers/ufs/core/ufshcd.c +++ b/drivers/ufs/core/ufshcd.c @@ -6387,6 +6387,22 @@ static bool ufshcd_is_pwr_mode_restore_needed(struct ufs_hba *hba) return false; } +static bool ufshcd_abort_one(struct request *rq, void *priv) +{ + int *ret = priv; + u32 tag = rq->tag; + struct scsi_cmnd *cmd = blk_mq_rq_to_pdu(rq); + struct scsi_device *sdev = cmd->device; + struct Scsi_Host *shost = sdev->host; + struct ufs_hba *hba = shost_priv(shost); + + *ret = ufshcd_try_to_abort_task(hba, tag); + dev_err(hba->dev, "Aborting tag %d / CDB %#02x %s\n", tag, + hba->lrb[tag].cmd ? hba->lrb[tag].cmd->cmnd[0] : -1, + *ret ? "failed" : "succeeded"); + return *ret == 0; +} + /** * ufshcd_abort_all - Abort all pending commands. * @hba: Host bus adapter pointer. @@ -6395,34 +6411,12 @@ static bool ufshcd_is_pwr_mode_restore_needed(struct ufs_hba *hba) */ static bool ufshcd_abort_all(struct ufs_hba *hba) { - int tag, ret; + int tag, ret = 0; - if (is_mcq_enabled(hba)) { - struct ufshcd_lrb *lrbp; - int tag; + blk_mq_tagset_busy_iter(&hba->host->tag_set, ufshcd_abort_one, &ret); + if (ret) + goto out; - for (tag = 0; tag < hba->nutrs; tag++) { - lrbp = &hba->lrb[tag]; - if (!ufshcd_cmd_inflight(lrbp->cmd)) - continue; - ret = ufshcd_try_to_abort_task(hba, tag); - dev_err(hba->dev, "Aborting tag %d / CDB %#02x %s\n", tag, - hba->lrb[tag].cmd ? hba->lrb[tag].cmd->cmnd[0] : -1, - ret ? "failed" : "succeeded"); - if (ret) - goto out; - } - } else { - /* Clear pending transfer requests */ - for_each_set_bit(tag, &hba->outstanding_reqs, hba->nutrs) { - ret = ufshcd_try_to_abort_task(hba, tag); - dev_err(hba->dev, "Aborting tag %d / CDB %#02x %s\n", tag, - hba->lrb[tag].cmd ? hba->lrb[tag].cmd->cmnd[0] : -1, - ret ? "failed" : "succeeded"); - if (ret) - goto out; - } - } /* Clear pending task management requests */ for_each_set_bit(tag, &hba->outstanding_tasks, hba->nutmrs) { ret = ufshcd_clear_tm_cmd(hba, tag); |