scsi: lpfc: Extend the RDF FPIN Registration descriptor for additional events

Currently the driver registers for Link Integrity events only.

This patch adds registration for the following FPIN types:

 - Delivery Notifications
 - Congestion Notification
 - Peer Congestion Notification

Link: https://lore.kernel.org/r/20200828175332.130300-4-james.smart@broadcom.com
Co-developed-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index abc6200d8881e0264a2824f1123f9a4b4431f331..f4e274eb6c9c5b164a3f8d1e00b0dbfde08de5ff 100644 (file)
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -3517,6 +3517,9 @@ lpfc_issue_els_rdf(struct lpfc_vport *vport, uint8_t retry)
                                FC_TLV_DESC_LENGTH_FROM_SZ(prdf->reg_d1));
        prdf->reg_d1.reg_desc.count = cpu_to_be32(ELS_RDF_REG_TAG_CNT);
        prdf->reg_d1.desc_tags[0] = cpu_to_be32(ELS_DTAG_LNK_INTEGRITY);
+       prdf->reg_d1.desc_tags[1] = cpu_to_be32(ELS_DTAG_DELIVERY);
+       prdf->reg_d1.desc_tags[2] = cpu_to_be32(ELS_DTAG_PEER_CONGEST);
+       prdf->reg_d1.desc_tags[3] = cpu_to_be32(ELS_DTAG_CONGESTION);
 
        lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD,
                              "Issue RDF:       did:x%x",

diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h
index c4ba8273a63fbea46f49b45a92dd85c3a55e444c..12e4e76233e6aede588fd19227c311904d9d33ac 100644 (file)
--- a/drivers/scsi/lpfc/lpfc_hw4.h
+++ b/drivers/scsi/lpfc/lpfc_hw4.h
@@ -4800,7 +4800,7 @@ struct send_frame_wqe {
        uint32_t fc_hdr_wd5;           /* word 15 */
 };
 
-#define ELS_RDF_REG_TAG_CNT            1
+#define ELS_RDF_REG_TAG_CNT            4
 struct lpfc_els_rdf_reg_desc {
        struct fc_df_desc_fpin_reg      reg_desc;       /* descriptor header */
        __be32                          desc_tags[ELS_RDF_REG_TAG_CNT];