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authorAvri Altman <avri.altman@wdc.com>2018-11-22 19:04:56 +0100
committerMartin K. Petersen <martin.petersen@oracle.com>2018-12-08 03:33:25 +0100
commit09a5a24ff36f906baaa51338829acca6bd8438f8 (patch)
tree4b87b6facee06c99aeb8e2da8c542587cc8cad8a /drivers/scsi/ufs/ufshcd.c
parentscsi: snic: Use vzalloc (diff)
downloadlinux-09a5a24ff36f906baaa51338829acca6bd8438f8.tar.xz
linux-09a5a24ff36f906baaa51338829acca6bd8438f8.zip
scsi: ufs: Remove redundant sense size definition
By spec, the ufs sense data is 18 bytes long. Signed-off-by: Avri Altman <avri.altman@wdc.com> 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.c17
1 files changed, 7 insertions, 10 deletions
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index b15f5dab0618..751027d73cf3 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -51,8 +51,6 @@
#define CREATE_TRACE_POINTS
#include <trace/events/ufs.h>
-#define UFSHCD_REQ_SENSE_SIZE 18
-
#define UFSHCD_ENABLE_INTRS (UTP_TRANSFER_REQ_COMPL |\
UTP_TASK_REQ_COMPL |\
UFSHCD_ERROR_MASK)
@@ -1890,11 +1888,10 @@ static inline void ufshcd_copy_sense_data(struct ufshcd_lrb *lrbp)
int len_to_copy;
len = be16_to_cpu(lrbp->ucd_rsp_ptr->sr.sense_data_len);
- len_to_copy = min_t(int, RESPONSE_UPIU_SENSE_DATA_LENGTH, len);
+ len_to_copy = min_t(int, UFS_SENSE_SIZE, len);
- memcpy(lrbp->sense_buffer,
- lrbp->ucd_rsp_ptr->sr.sense_data,
- min_t(int, len_to_copy, UFSHCD_REQ_SENSE_SIZE));
+ memcpy(lrbp->sense_buffer, lrbp->ucd_rsp_ptr->sr.sense_data,
+ len_to_copy);
}
}
@@ -2456,7 +2453,7 @@ static int ufshcd_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd)
WARN_ON(lrbp->cmd);
lrbp->cmd = cmd;
- lrbp->sense_bufflen = UFSHCD_REQ_SENSE_SIZE;
+ lrbp->sense_bufflen = UFS_SENSE_SIZE;
lrbp->sense_buffer = cmd->sense_buffer;
lrbp->task_tag = tag;
lrbp->lun = ufshcd_scsi_to_upiu_lun(cmd->device->lun);
@@ -7462,19 +7459,19 @@ ufshcd_send_request_sense(struct ufs_hba *hba, struct scsi_device *sdp)
0,
0,
0,
- UFSHCD_REQ_SENSE_SIZE,
+ UFS_SENSE_SIZE,
0};
char *buffer;
int ret;
- buffer = kzalloc(UFSHCD_REQ_SENSE_SIZE, GFP_KERNEL);
+ buffer = kzalloc(UFS_SENSE_SIZE, GFP_KERNEL);
if (!buffer) {
ret = -ENOMEM;
goto out;
}
ret = scsi_execute(sdp, cmd, DMA_FROM_DEVICE, buffer,
- UFSHCD_REQ_SENSE_SIZE, NULL, NULL,
+ UFS_SENSE_SIZE, NULL, NULL,
msecs_to_jiffies(1000), 3, 0, RQF_PM, NULL);
if (ret)
pr_err("%s: failed with err %d\n", __func__, ret);