[v10,10/13] lpfc: vmid: Appends the vmid in the wqe before sending

Message ID 1619562897-14062-11-git-send-email-muneendra.kumar@broadcom.com
State Superseded
Headers show
Series
  • blkcg:Support to track FC storage blk io traffic
Related show

Commit Message

Muneendra Kumar April 27, 2021, 10:34 p.m.
From: Gaurav Srivastava <gaurav.srivastava@broadcom.com>

This patch adds the vmid in wqe before sending out the request.
The type of vmid depends on the configured type and is checked before
being appended.

Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Gaurav Srivastava  <gaurav.srivastava@broadcom.com>
Signed-off-by: James Smart <jsmart2021@gmail.com>

---
v10:
Removed redudant code

v9:
No change

v8:
Modified the log messages

v7:
No change

v6:
No change

v5:
Modified the comments

v4:
No change

v3:
No change

v2:
Ported the patch on top of 5.10/scsi-queue
---
 drivers/scsi/lpfc/lpfc_sli.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

Patch

diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index 23fb896aa260..b16f38f87710 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -9760,6 +9760,8 @@  lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq,
 				*pcmd == ELS_CMD_RSCN_XMT ||
 				*pcmd == ELS_CMD_FDISC ||
 				*pcmd == ELS_CMD_LOGO ||
+				*pcmd == ELS_CMD_QFPA ||
+				*pcmd == ELS_CMD_UVEM ||
 				*pcmd == ELS_CMD_PLOGI)) {
 				bf_set(els_req64_sp, &wqe->els_req, 1);
 				bf_set(els_req64_sid, &wqe->els_req,
@@ -10322,6 +10324,18 @@  __lpfc_sli_issue_fcp_io_s4(struct lpfc_hba *phba, uint32_t ring_number,
 		bf_set(wqe_wqes, &wqe->generic.wqe_com, 0);
 	}
 
+	/* add the VMID tags as per switch response */
+	if (unlikely(piocb->iocb_flag & LPFC_IO_VMID)) {
+		if (phba->pport->vmid_priority_tagging) {
+			bf_set(wqe_ccpe, &wqe->fcp_iwrite.wqe_com, 1);
+			bf_set(wqe_ccp, &wqe->fcp_iwrite.wqe_com,
+					(piocb->vmid_tag.cs_ctl_vmid));
+		} else {
+			bf_set(wqe_appid, &wqe->fcp_iwrite.wqe_com, 1);
+			bf_set(wqe_wqes, &wqe->fcp_iwrite.wqe_com, 1);
+			wqe->words[31] = piocb->vmid_tag.app_id;
+		}
+	}
 	rc = lpfc_sli4_issue_wqe(phba, lpfc_cmd->hdwq, piocb);
 	return rc;
 }