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author | Stanley Chu <stanley.chu@mediatek.com> | 2020-12-05 19:58:58 +0800 |
---|---|---|
committer | Martin K. Petersen <martin.petersen@oracle.com> | 2020-12-07 17:51:49 -0500 |
commit | eb3d2611df2e37a5455818b72af3892f1209346b (patch) | |
tree | 9a4ca33292a2e18563f735b1bf12043c050aa5d5 /drivers/scsi | |
parent | 6dc1c7ab6f047f45b62986ffebc5324e86ed5f5a (diff) | |
download | linux-eb3d2611df2e37a5455818b72af3892f1209346b.tar.gz linux-eb3d2611df2e37a5455818b72af3892f1209346b.tar.bz2 linux-eb3d2611df2e37a5455818b72af3892f1209346b.zip |
scsi: ufs: Add error history for abort event in UFS Device W-LUN
Add error history for abort event in UFS Device W-LUN.
Use specified value as parameter of ufshcd_update_reg_hist() to identify
the aborted tag or LUNs.
Link: https://lore.kernel.org/r/20201205115901.26815-2-stanley.chu@mediatek.com
Reviewed-by: Asutosh Das <asutoshd@codeaurora.org>
Reviewed-by: Can Guo <cang@codeaurora.org>
Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi')
-rw-r--r-- | drivers/scsi/ufs/ufshcd.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 11a4aad09f3a..7067b86a8e08 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -6738,8 +6738,10 @@ static int ufshcd_abort(struct scsi_cmnd *cmd) * To avoid these unnecessary/illegal step we skip to the last error * handling stage: reset and restore. */ - if (lrbp->lun == UFS_UPIU_UFS_DEVICE_WLUN) + if (lrbp->lun == UFS_UPIU_UFS_DEVICE_WLUN) { + ufshcd_update_reg_hist(&hba->ufs_stats.task_abort, lrbp->lun); return ufshcd_eh_host_reset_handler(cmd); + } ufshcd_hold(hba, false); reg = ufshcd_readl(hba, REG_UTP_TRANSFER_REQ_DOOR_BELL); @@ -6763,7 +6765,7 @@ static int ufshcd_abort(struct scsi_cmnd *cmd) */ scsi_print_command(hba->lrb[tag].cmd); if (!hba->req_abort_count) { - ufshcd_update_reg_hist(&hba->ufs_stats.task_abort, 0); + ufshcd_update_reg_hist(&hba->ufs_stats.task_abort, tag); ufshcd_print_host_regs(hba); ufshcd_print_host_state(hba); ufshcd_print_pwr_info(hba); |