summaryrefslogtreecommitdiff
path: root/drivers/scsi/lpfc/lpfc_mbox.c
diff options
context:
space:
mode:
authorJames Smart <jsmart2021@gmail.com>2017-02-13 00:52:35 +0300
committerMartin K. Petersen <martin.petersen@oracle.com>2017-02-23 02:41:43 +0300
commit2d7dbc4c2775eb30df97be00090adbfcc7fc5086 (patch)
tree28eba1892b2d6122142a27dccb17d2291f471aa5 /drivers/scsi/lpfc/lpfc_mbox.c
parentf358dd0ca26c152a5e0922e269996268dcb98a9d (diff)
downloadlinux-2d7dbc4c2775eb30df97be00090adbfcc7fc5086.tar.xz
scsi: lpfc: NVME Target: Receive buffer updates
NVME Target: Receive buffer updates Allocates buffer pools and configures adapter interfaces to handle receive buffer (asynchronous FCP CMD ius, first burst data) from the adapter. Splits by protocol, etc. Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com> Signed-off-by: James Smart <james.smart@broadcom.com> Reviewed-by: Hannes Reinecke <hare@suse.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_mbox.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_mbox.c87
1 files changed, 87 insertions, 0 deletions
diff --git a/drivers/scsi/lpfc/lpfc_mbox.c b/drivers/scsi/lpfc/lpfc_mbox.c
index c20dc25a1e79..8f4bfdfd9910 100644
--- a/drivers/scsi/lpfc/lpfc_mbox.c
+++ b/drivers/scsi/lpfc/lpfc_mbox.c
@@ -2081,6 +2081,9 @@ lpfc_request_features(struct lpfc_hba *phba, struct lpfcMboxq *mboxq)
if (phba->max_vpi && phba->cfg_enable_npiv)
bf_set(lpfc_mbx_rq_ftr_rq_npiv, &mboxq->u.mqe.un.req_ftrs, 1);
+ if (phba->nvmet_support)
+ bf_set(lpfc_mbx_rq_ftr_rq_mrqp, &mboxq->u.mqe.un.req_ftrs, 1);
+
return;
}
@@ -2448,6 +2451,26 @@ lpfc_reg_fcfi(struct lpfc_hba *phba, struct lpfcMboxq *mbox)
/* addr mode is bit wise inverted value of fcf addr_mode */
bf_set(lpfc_reg_fcfi_mam, reg_fcfi,
(~phba->fcf.addr_mode) & 0x3);
+ } else {
+ /* This is ONLY for NVMET MRQ == 1 */
+ if (phba->cfg_nvmet_mrq != 1)
+ return;
+
+ bf_set(lpfc_reg_fcfi_rq_id0, reg_fcfi,
+ phba->sli4_hba.nvmet_mrq_hdr[0]->queue_id);
+ /* Match type FCP - rq_id0 */
+ bf_set(lpfc_reg_fcfi_type_match0, reg_fcfi, FC_TYPE_FCP);
+ bf_set(lpfc_reg_fcfi_type_mask0, reg_fcfi, 0xff);
+ bf_set(lpfc_reg_fcfi_rctl_match0, reg_fcfi,
+ FC_RCTL_DD_UNSOL_CMD);
+
+ bf_set(lpfc_reg_fcfi_rq_id1, reg_fcfi,
+ phba->sli4_hba.hdr_rq->queue_id);
+ /* Match everything else - rq_id1 */
+ bf_set(lpfc_reg_fcfi_type_match1, reg_fcfi, 0);
+ bf_set(lpfc_reg_fcfi_type_mask1, reg_fcfi, 0);
+ bf_set(lpfc_reg_fcfi_rctl_match1, reg_fcfi, 0);
+ bf_set(lpfc_reg_fcfi_rctl_mask1, reg_fcfi, 0);
}
bf_set(lpfc_reg_fcfi_rq_id2, reg_fcfi, REG_FCF_INVALID_QID);
bf_set(lpfc_reg_fcfi_rq_id3, reg_fcfi, REG_FCF_INVALID_QID);
@@ -2461,6 +2484,70 @@ lpfc_reg_fcfi(struct lpfc_hba *phba, struct lpfcMboxq *mbox)
}
/**
+ * lpfc_reg_fcfi_mrq - Initialize the REG_FCFI_MRQ mailbox command
+ * @phba: pointer to the hba structure containing the FCF index and RQ ID.
+ * @mbox: pointer to lpfc mbox command to initialize.
+ * @mode: 0 to register FCFI, 1 to register MRQs
+ *
+ * The REG_FCFI_MRQ mailbox command supports Fibre Channel Forwarders (FCFs).
+ * The SLI Host uses the command to activate an FCF after it has acquired FCF
+ * information via a READ_FCF mailbox command. This mailbox command also is used
+ * to indicate where received unsolicited frames from this FCF will be sent. By
+ * default this routine will set up the FCF to forward all unsolicited frames
+ * the the RQ ID passed in the @phba. This can be overridden by the caller for
+ * more complicated setups.
+ **/
+void
+lpfc_reg_fcfi_mrq(struct lpfc_hba *phba, struct lpfcMboxq *mbox, int mode)
+{
+ struct lpfc_mbx_reg_fcfi_mrq *reg_fcfi;
+
+ /* This is ONLY for MRQ */
+ if (phba->cfg_nvmet_mrq <= 1)
+ return;
+
+ memset(mbox, 0, sizeof(*mbox));
+ reg_fcfi = &mbox->u.mqe.un.reg_fcfi_mrq;
+ bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_REG_FCFI_MRQ);
+ if (mode == 0) {
+ bf_set(lpfc_reg_fcfi_mrq_info_index, reg_fcfi,
+ phba->fcf.current_rec.fcf_indx);
+ if (phba->fcf.current_rec.vlan_id != LPFC_FCOE_NULL_VID) {
+ bf_set(lpfc_reg_fcfi_mrq_vv, reg_fcfi, 1);
+ bf_set(lpfc_reg_fcfi_mrq_vlan_tag, reg_fcfi,
+ phba->fcf.current_rec.vlan_id);
+ }
+ return;
+ }
+
+ bf_set(lpfc_reg_fcfi_mrq_rq_id0, reg_fcfi,
+ phba->sli4_hba.nvmet_mrq_hdr[0]->queue_id);
+ /* Match NVME frames of type FCP (protocol NVME) - rq_id0 */
+ bf_set(lpfc_reg_fcfi_mrq_type_match0, reg_fcfi, FC_TYPE_FCP);
+ bf_set(lpfc_reg_fcfi_mrq_type_mask0, reg_fcfi, 0xff);
+ bf_set(lpfc_reg_fcfi_mrq_rctl_match0, reg_fcfi, FC_RCTL_DD_UNSOL_CMD);
+ bf_set(lpfc_reg_fcfi_mrq_rctl_mask0, reg_fcfi, 0xff);
+ bf_set(lpfc_reg_fcfi_mrq_ptc0, reg_fcfi, 1);
+ bf_set(lpfc_reg_fcfi_mrq_pt0, reg_fcfi, 1);
+
+ bf_set(lpfc_reg_fcfi_mrq_policy, reg_fcfi, 3); /* NVME connection id */
+ bf_set(lpfc_reg_fcfi_mrq_mode, reg_fcfi, 1);
+ bf_set(lpfc_reg_fcfi_mrq_filter, reg_fcfi, 1); /* rq_id0 */
+ bf_set(lpfc_reg_fcfi_mrq_npairs, reg_fcfi, phba->cfg_nvmet_mrq);
+
+ bf_set(lpfc_reg_fcfi_mrq_rq_id1, reg_fcfi,
+ phba->sli4_hba.hdr_rq->queue_id);
+ /* Match everything - rq_id1 */
+ bf_set(lpfc_reg_fcfi_mrq_type_match1, reg_fcfi, 0);
+ bf_set(lpfc_reg_fcfi_mrq_type_mask1, reg_fcfi, 0);
+ bf_set(lpfc_reg_fcfi_mrq_rctl_match1, reg_fcfi, 0);
+ bf_set(lpfc_reg_fcfi_mrq_rctl_mask1, reg_fcfi, 0);
+
+ bf_set(lpfc_reg_fcfi_mrq_rq_id2, reg_fcfi, REG_FCF_INVALID_QID);
+ bf_set(lpfc_reg_fcfi_mrq_rq_id3, reg_fcfi, REG_FCF_INVALID_QID);
+}
+
+/**
* lpfc_unreg_fcfi - Initialize the UNREG_FCFI mailbox command
* @mbox: pointer to lpfc mbox command to initialize.
* @fcfi: FCFI to be unregistered.