diff options
Diffstat (limited to 'drivers/ufs/core/ufs-mcq.c')
-rw-r--r-- | drivers/ufs/core/ufs-mcq.c | 29 |
1 files changed, 16 insertions, 13 deletions
diff --git a/drivers/ufs/core/ufs-mcq.c b/drivers/ufs/core/ufs-mcq.c index 7ae3096814..8944548c30 100644 --- a/drivers/ufs/core/ufs-mcq.c +++ b/drivers/ufs/core/ufs-mcq.c @@ -258,9 +258,7 @@ EXPORT_SYMBOL_GPL(ufshcd_mcq_write_cqis); * Current MCQ specification doesn't provide a Task Tag or its equivalent in * the Completion Queue Entry. Find the Task Tag using an indirect method. */ -static int ufshcd_mcq_get_tag(struct ufs_hba *hba, - struct ufs_hw_queue *hwq, - struct cq_entry *cqe) +static int ufshcd_mcq_get_tag(struct ufs_hba *hba, struct cq_entry *cqe) { u64 addr; @@ -278,7 +276,7 @@ static void ufshcd_mcq_process_cqe(struct ufs_hba *hba, struct ufs_hw_queue *hwq) { struct cq_entry *cqe = ufshcd_mcq_cur_cqe(hwq); - int tag = ufshcd_mcq_get_tag(hba, hwq, cqe); + int tag = ufshcd_mcq_get_tag(hba, cqe); if (cqe->command_desc_base_addr) { ufshcd_compl_one_cqe(hba, tag, cqe); @@ -399,6 +397,12 @@ void ufshcd_mcq_enable_esi(struct ufs_hba *hba) } EXPORT_SYMBOL_GPL(ufshcd_mcq_enable_esi); +void ufshcd_mcq_enable(struct ufs_hba *hba) +{ + ufshcd_rmwl(hba, MCQ_MODE_SELECT, MCQ_MODE_SELECT, REG_UFS_MEM_CFG); +} +EXPORT_SYMBOL_GPL(ufshcd_mcq_enable); + void ufshcd_mcq_config_esi(struct ufs_hba *hba, struct msi_msg *msg) { ufshcd_writel(hba, msg->address_lo, REG_UFS_ESILBA); @@ -630,20 +634,20 @@ int ufshcd_mcq_abort(struct scsi_cmnd *cmd) struct ufshcd_lrb *lrbp = &hba->lrb[tag]; struct ufs_hw_queue *hwq; unsigned long flags; - int err = FAILED; + int err; if (!ufshcd_cmd_inflight(lrbp->cmd)) { dev_err(hba->dev, "%s: skip abort. cmd at tag %d already completed.\n", __func__, tag); - goto out; + return FAILED; } /* Skip task abort in case previous aborts failed and report failure */ if (lrbp->req_abort_skip) { dev_err(hba->dev, "%s: skip abort. tag %d failed earlier\n", __func__, tag); - goto out; + return FAILED; } hwq = ufshcd_mcq_req_to_hwq(hba, scsi_cmd_to_rq(cmd)); @@ -655,7 +659,7 @@ int ufshcd_mcq_abort(struct scsi_cmnd *cmd) */ dev_err(hba->dev, "%s: cmd found in sq. hwq=%d, tag=%d\n", __func__, hwq->id, tag); - goto out; + return FAILED; } /* @@ -663,18 +667,17 @@ int ufshcd_mcq_abort(struct scsi_cmnd *cmd) * in the completion queue either. Query the device to see if * the command is being processed in the device. */ - if (ufshcd_try_to_abort_task(hba, tag)) { + err = ufshcd_try_to_abort_task(hba, tag); + if (err) { dev_err(hba->dev, "%s: device abort failed %d\n", __func__, err); lrbp->req_abort_skip = true; - goto out; + return FAILED; } - err = SUCCESS; spin_lock_irqsave(&hwq->cq_lock, flags); if (ufshcd_cmd_inflight(lrbp->cmd)) ufshcd_release_scsi_cmd(hba, lrbp); spin_unlock_irqrestore(&hwq->cq_lock, flags); -out: - return err; + return SUCCESS; } |