diff options
| author | Gilad Broner <gbroner@codeaurora.org> | 2016-10-17 17:09:48 -0700 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2016-11-08 17:29:58 -0500 |
| commit | dcea0bfbc4cb6796a222ffaeebd77a0a89a1babc (patch) | |
| tree | 31b38b4438169bbe59656d8d052291f343d00e7d /drivers/scsi/ufs | |
| parent | ad1a1b9cd67a4b5bee8a62454336d94f9e816c1f (diff) | |
| download | op-kernel-dev-dcea0bfbc4cb6796a222ffaeebd77a0a89a1babc.zip op-kernel-dev-dcea0bfbc4cb6796a222ffaeebd77a0a89a1babc.tar.gz | |
scsi: ufs: fix sense buffer size to 18 bytes
According to UFS device specification, sense data can be only 18 bytes
long, this change makes the changes accordingly.
Signed-off-by: Gilad Broner <gbroner@codeaurora.org>
Signed-off-by: Subhash Jadavani <subhashj@codeaurora.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/ufs')
| -rw-r--r-- | drivers/scsi/ufs/ufshcd.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 2fbbe62..6c3c259b 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -45,6 +45,8 @@ #include "ufs_quirks.h" #include "unipro.h" +#define UFSHCD_REQ_SENSE_SIZE 18 + #define UFSHCD_ENABLE_INTRS (UTP_TRANSFER_REQ_COMPL |\ UTP_TASK_REQ_COMPL |\ UFSHCD_ERROR_MASK) @@ -898,7 +900,7 @@ static inline void ufshcd_copy_sense_data(struct ufshcd_lrb *lrbp) memcpy(lrbp->sense_buffer, lrbp->ucd_rsp_ptr->sr.sense_data, - min_t(int, len_to_copy, SCSI_SENSE_BUFFERSIZE)); + min_t(int, len_to_copy, UFSHCD_REQ_SENSE_SIZE)); } } @@ -1463,7 +1465,7 @@ static int ufshcd_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd) WARN_ON(lrbp->cmd); lrbp->cmd = cmd; - lrbp->sense_bufflen = SCSI_SENSE_BUFFERSIZE; + lrbp->sense_bufflen = UFSHCD_REQ_SENSE_SIZE; lrbp->sense_buffer = cmd->sense_buffer; lrbp->task_tag = tag; lrbp->lun = ufshcd_scsi_to_upiu_lun(cmd->device->lun); @@ -5594,19 +5596,19 @@ ufshcd_send_request_sense(struct ufs_hba *hba, struct scsi_device *sdp) 0, 0, 0, - SCSI_SENSE_BUFFERSIZE, + UFSHCD_REQ_SENSE_SIZE, 0}; char *buffer; int ret; - buffer = kzalloc(SCSI_SENSE_BUFFERSIZE, GFP_KERNEL); + buffer = kzalloc(UFSHCD_REQ_SENSE_SIZE, GFP_KERNEL); if (!buffer) { ret = -ENOMEM; goto out; } ret = scsi_execute_req_flags(sdp, cmd, DMA_FROM_DEVICE, buffer, - SCSI_SENSE_BUFFERSIZE, NULL, + UFSHCD_REQ_SENSE_SIZE, NULL, msecs_to_jiffies(1000), 3, NULL, REQ_PM); if (ret) pr_err("%s: failed with err %d\n", __func__, ret); |
