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| author |   Kiwoong Kim <kwmad.kim@samsung.com> | 2016-11-10 21:14:36 +0900 |
|---|---|---|
| committer |   Martin K. Petersen <martin.petersen@oracle.com> | 2016-11-12 10:34:16 -0500 |
| commit | 0e675efa9e9edef113bb55b25d1f22b1ae8225f4 (patch) | |
| tree | c823a321da99c59c300f3eb43e53801fb71db920 /drivers/scsi/ufs/ufshcd.c | |
| parent | scsi: hpsa: use pci_alloc_irq_vectors and automatic irq affinity (diff) | |
| download | linux-dev-0e675efa9e9edef113bb55b25d1f22b1ae8225f4.tar.xz linux-dev-0e675efa9e9edef113bb55b25d1f22b1ae8225f4.zip | |
scsi: ufs: introduce setup_xfer_req callback
Some UFS host controller may need to configure some things before any
transfer request is issued.
Signed-off-by: Kiwoong Kim <kwmad.kim@samsung.com>
Reviewed-by: Subhash Jadavani <subhashj@codeaurora.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/ufs/ufshcd.c')
| -rw-r--r-- | drivers/scsi/ufs/ufshcd.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 9ca041b131e9..5d83f55edbde 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -1516,6 +1516,7 @@ static int ufshcd_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd) /* issue command to the controller */ spin_lock_irqsave(hba->host->host_lock, flags); + ufshcd_vops_setup_xfer_req(hba, tag, (lrbp->cmd ? true : false)); ufshcd_send_command(hba, tag); out_unlock: spin_unlock_irqrestore(hba->host->host_lock, flags); @@ -1727,6 +1728,7 @@ static int ufshcd_exec_dev_cmd(struct ufs_hba *hba, /* Make sure descriptors are ready before ringing the doorbell */ wmb(); spin_lock_irqsave(hba->host->host_lock, flags); + ufshcd_vops_setup_xfer_req(hba, tag, (lrbp->cmd ? true : false)); ufshcd_send_command(hba, tag); spin_unlock_irqrestore(hba->host->host_lock, flags); |