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path: root/kernel/drivers/scsi/lpfc/lpfc_els.c
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Diffstat (limited to 'kernel/drivers/scsi/lpfc/lpfc_els.c')
-rw-r--r--kernel/drivers/scsi/lpfc/lpfc_els.c373
1 files changed, 172 insertions, 201 deletions
diff --git a/kernel/drivers/scsi/lpfc/lpfc_els.c b/kernel/drivers/scsi/lpfc/lpfc_els.c
index b6fa257ea..59ced8864 100644
--- a/kernel/drivers/scsi/lpfc/lpfc_els.c
+++ b/kernel/drivers/scsi/lpfc/lpfc_els.c
@@ -455,9 +455,9 @@ int
lpfc_issue_reg_vfi(struct lpfc_vport *vport)
{
struct lpfc_hba *phba = vport->phba;
- LPFC_MBOXQ_t *mboxq;
+ LPFC_MBOXQ_t *mboxq = NULL;
struct lpfc_nodelist *ndlp;
- struct lpfc_dmabuf *dmabuf;
+ struct lpfc_dmabuf *dmabuf = NULL;
int rc = 0;
/* move forward in case of SLI4 FC port loopback test and pt2pt mode */
@@ -471,25 +471,33 @@ lpfc_issue_reg_vfi(struct lpfc_vport *vport)
}
}
- dmabuf = kzalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
- if (!dmabuf) {
+ mboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
+ if (!mboxq) {
rc = -ENOMEM;
goto fail;
}
- dmabuf->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &dmabuf->phys);
- if (!dmabuf->virt) {
- rc = -ENOMEM;
- goto fail_free_dmabuf;
- }
- mboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
- if (!mboxq) {
- rc = -ENOMEM;
- goto fail_free_coherent;
+ /* Supply CSP's only if we are fabric connect or pt-to-pt connect */
+ if ((vport->fc_flag & FC_FABRIC) || (vport->fc_flag & FC_PT2PT)) {
+ dmabuf = kzalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
+ if (!dmabuf) {
+ rc = -ENOMEM;
+ goto fail;
+ }
+ dmabuf->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &dmabuf->phys);
+ if (!dmabuf->virt) {
+ rc = -ENOMEM;
+ goto fail;
+ }
+ memcpy(dmabuf->virt, &phba->fc_fabparam,
+ sizeof(struct serv_parm));
}
+
vport->port_state = LPFC_FABRIC_CFG_LINK;
- memcpy(dmabuf->virt, &phba->fc_fabparam, sizeof(vport->fc_sparam));
- lpfc_reg_vfi(mboxq, vport, dmabuf->phys);
+ if (dmabuf)
+ lpfc_reg_vfi(mboxq, vport, dmabuf->phys);
+ else
+ lpfc_reg_vfi(mboxq, vport, 0);
mboxq->mbox_cmpl = lpfc_mbx_cmpl_reg_vfi;
mboxq->vport = vport;
@@ -497,17 +505,19 @@ lpfc_issue_reg_vfi(struct lpfc_vport *vport)
rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_NOWAIT);
if (rc == MBX_NOT_FINISHED) {
rc = -ENXIO;
- goto fail_free_mbox;
+ goto fail;
}
return 0;
-fail_free_mbox:
- mempool_free(mboxq, phba->mbox_mem_pool);
-fail_free_coherent:
- lpfc_mbuf_free(phba, dmabuf->virt, dmabuf->phys);
-fail_free_dmabuf:
- kfree(dmabuf);
fail:
+ if (mboxq)
+ mempool_free(mboxq, phba->mbox_mem_pool);
+ if (dmabuf) {
+ if (dmabuf->virt)
+ lpfc_mbuf_free(phba, dmabuf->virt, dmabuf->phys);
+ kfree(dmabuf);
+ }
+
lpfc_vport_set_state(vport, FC_VPORT_FAILED);
lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
"0289 Issue Register VFI failed: Err %d\n", rc);
@@ -711,9 +721,10 @@ lpfc_cmpl_els_flogi_fabric(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
* For FC we need to do some special processing because of the SLI
* Port's default settings of the Common Service Parameters.
*/
- if (phba->sli4_hba.lnk_info.lnk_tp == LPFC_LNK_TYPE_FC) {
+ if ((phba->sli_rev == LPFC_SLI_REV4) &&
+ (phba->sli4_hba.lnk_info.lnk_tp == LPFC_LNK_TYPE_FC)) {
/* If physical FC port changed, unreg VFI and ALL VPIs / RPIs */
- if ((phba->sli_rev == LPFC_SLI_REV4) && fabric_param_changed)
+ if (fabric_param_changed)
lpfc_unregister_fcf_prep(phba);
/* This should just update the VFI CSPs*/
@@ -824,13 +835,21 @@ lpfc_cmpl_els_flogi_nport(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
spin_lock_irq(shost->host_lock);
vport->fc_flag &= ~(FC_FABRIC | FC_PUBLIC_LOOP);
+ vport->fc_flag |= FC_PT2PT;
spin_unlock_irq(shost->host_lock);
- phba->fc_edtov = FF_DEF_EDTOV;
- phba->fc_ratov = FF_DEF_RATOV;
+ /* If physical FC port changed, unreg VFI and ALL VPIs / RPIs */
+ if ((phba->sli_rev == LPFC_SLI_REV4) && phba->fc_topology_changed) {
+ lpfc_unregister_fcf_prep(phba);
+
+ spin_lock_irq(shost->host_lock);
+ vport->fc_flag &= ~FC_VFI_REGISTERED;
+ spin_unlock_irq(shost->host_lock);
+ phba->fc_topology_changed = 0;
+ }
+
rc = memcmp(&vport->fc_portname, &sp->portName,
sizeof(vport->fc_portname));
- memcpy(&phba->fc_fabparam, sp, sizeof(struct serv_parm));
if (rc >= 0) {
/* This side will initiate the PLOGI */
@@ -839,38 +858,14 @@ lpfc_cmpl_els_flogi_nport(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
spin_unlock_irq(shost->host_lock);
/*
- * N_Port ID cannot be 0, set our to LocalID the other
- * side will be RemoteID.
+ * N_Port ID cannot be 0, set our Id to LocalID
+ * the other side will be RemoteID.
*/
/* not equal */
if (rc)
vport->fc_myDID = PT2PT_LocalID;
- mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
- if (!mbox)
- goto fail;
-
- lpfc_config_link(phba, mbox);
-
- mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
- mbox->vport = vport;
- rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
- if (rc == MBX_NOT_FINISHED) {
- mempool_free(mbox, phba->mbox_mem_pool);
- goto fail;
- }
-
- /*
- * For SLI4, the VFI/VPI are registered AFTER the
- * Nport with the higher WWPN sends the PLOGI with
- * an assigned NPortId.
- */
-
- /* not equal */
- if ((phba->sli_rev == LPFC_SLI_REV4) && rc)
- lpfc_issue_reg_vfi(vport);
-
/* Decrement ndlp reference count indicating that ndlp can be
* safely released when other references to it are done.
*/
@@ -912,29 +907,20 @@ lpfc_cmpl_els_flogi_nport(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
/* If we are pt2pt with another NPort, force NPIV off! */
phba->sli3_options &= ~LPFC_SLI3_NPIV_ENABLED;
- spin_lock_irq(shost->host_lock);
- vport->fc_flag |= FC_PT2PT;
- spin_unlock_irq(shost->host_lock);
- /* If physical FC port changed, unreg VFI and ALL VPIs / RPIs */
- if ((phba->sli_rev == LPFC_SLI_REV4) && phba->fc_topology_changed) {
- lpfc_unregister_fcf_prep(phba);
+ mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
+ if (!mbox)
+ goto fail;
- /* The FC_VFI_REGISTERED flag will get clear in the cmpl
- * handler for unreg_vfi, but if we don't force the
- * FC_VFI_REGISTERED flag then the reg_vfi mailbox could be
- * built with the update bit set instead of just the vp bit to
- * change the Nport ID. We need to have the vp set and the
- * Upd cleared on topology changes.
- */
- spin_lock_irq(shost->host_lock);
- vport->fc_flag &= ~FC_VFI_REGISTERED;
- spin_unlock_irq(shost->host_lock);
- phba->fc_topology_changed = 0;
- lpfc_issue_reg_vfi(vport);
+ lpfc_config_link(phba, mbox);
+
+ mbox->mbox_cmpl = lpfc_mbx_cmpl_local_config_link;
+ mbox->vport = vport;
+ rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
+ if (rc == MBX_NOT_FINISHED) {
+ mempool_free(mbox, phba->mbox_mem_pool);
+ goto fail;
}
- /* Start discovery - this should just do CLEAR_LA */
- lpfc_disc_start(vport);
return 0;
fail:
return -ENXIO;
@@ -1157,6 +1143,7 @@ flogifail:
spin_lock_irq(&phba->hbalock);
phba->fcf.fcf_flag &= ~FCF_DISCOVERY;
spin_unlock_irq(&phba->hbalock);
+
lpfc_nlp_put(ndlp);
if (!lpfc_error_lost_link(irsp)) {
@@ -3792,14 +3779,17 @@ lpfc_cmpl_els_rsp(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
lpfc_nlp_set_state(vport, ndlp,
NLP_STE_REG_LOGIN_ISSUE);
}
+
+ ndlp->nlp_flag |= NLP_REG_LOGIN_SEND;
if (lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT)
!= MBX_NOT_FINISHED)
goto out;
- else
- /* Decrement the ndlp reference count we
- * set for this failed mailbox command.
- */
- lpfc_nlp_put(ndlp);
+
+ /* Decrement the ndlp reference count we
+ * set for this failed mailbox command.
+ */
+ lpfc_nlp_put(ndlp);
+ ndlp->nlp_flag &= ~NLP_REG_LOGIN_SEND;
/* ELS rsp: Cannot issue reg_login for <NPortid> */
lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
@@ -3856,6 +3846,7 @@ out:
* the routine lpfc_els_free_iocb.
*/
cmdiocb->context1 = NULL;
+
}
lpfc_els_free_iocb(phba, cmdiocb);
@@ -3898,6 +3889,7 @@ lpfc_els_rsp_acc(struct lpfc_vport *vport, uint32_t flag,
IOCB_t *oldcmd;
struct lpfc_iocbq *elsiocb;
uint8_t *pcmd;
+ struct serv_parm *sp;
uint16_t cmdsize;
int rc;
ELS_PKT *els_pkt_ptr;
@@ -3927,6 +3919,7 @@ lpfc_els_rsp_acc(struct lpfc_vport *vport, uint32_t flag,
"Issue ACC: did:x%x flg:x%x",
ndlp->nlp_DID, ndlp->nlp_flag, 0);
break;
+ case ELS_CMD_FLOGI:
case ELS_CMD_PLOGI:
cmdsize = (sizeof(struct serv_parm) + sizeof(uint32_t));
elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize, oldiocb->retry,
@@ -3944,10 +3937,34 @@ lpfc_els_rsp_acc(struct lpfc_vport *vport, uint32_t flag,
*((uint32_t *) (pcmd)) = ELS_CMD_ACC;
pcmd += sizeof(uint32_t);
- memcpy(pcmd, &vport->fc_sparam, sizeof(struct serv_parm));
+ sp = (struct serv_parm *)pcmd;
+
+ if (flag == ELS_CMD_FLOGI) {
+ /* Copy the received service parameters back */
+ memcpy(sp, &phba->fc_fabparam,
+ sizeof(struct serv_parm));
+
+ /* Clear the F_Port bit */
+ sp->cmn.fPort = 0;
+
+ /* Mark all class service parameters as invalid */
+ sp->cls1.classValid = 0;
+ sp->cls2.classValid = 0;
+ sp->cls3.classValid = 0;
+ sp->cls4.classValid = 0;
+
+ /* Copy our worldwide names */
+ memcpy(&sp->portName, &vport->fc_sparam.portName,
+ sizeof(struct lpfc_name));
+ memcpy(&sp->nodeName, &vport->fc_sparam.nodeName,
+ sizeof(struct lpfc_name));
+ } else {
+ memcpy(pcmd, &vport->fc_sparam,
+ sizeof(struct serv_parm));
+ }
lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_RSP,
- "Issue ACC PLOGI: did:x%x flg:x%x",
+ "Issue ACC FLOGI/PLOGI: did:x%x flg:x%x",
ndlp->nlp_DID, ndlp->nlp_flag, 0);
break;
case ELS_CMD_PRLO:
@@ -4681,28 +4698,25 @@ lpfc_rdp_res_speed(struct fc_rdp_port_speed_desc *desc, struct lpfc_hba *phba)
desc->tag = cpu_to_be32(RDP_PORT_SPEED_DESC_TAG);
- switch (phba->sli4_hba.link_state.speed) {
- case LPFC_FC_LA_SPEED_1G:
+ switch (phba->fc_linkspeed) {
+ case LPFC_LINK_SPEED_1GHZ:
rdp_speed = RDP_PS_1GB;
break;
- case LPFC_FC_LA_SPEED_2G:
+ case LPFC_LINK_SPEED_2GHZ:
rdp_speed = RDP_PS_2GB;
break;
- case LPFC_FC_LA_SPEED_4G:
+ case LPFC_LINK_SPEED_4GHZ:
rdp_speed = RDP_PS_4GB;
break;
- case LPFC_FC_LA_SPEED_8G:
+ case LPFC_LINK_SPEED_8GHZ:
rdp_speed = RDP_PS_8GB;
break;
- case LPFC_FC_LA_SPEED_10G:
+ case LPFC_LINK_SPEED_10GHZ:
rdp_speed = RDP_PS_10GB;
break;
- case LPFC_FC_LA_SPEED_16G:
+ case LPFC_LINK_SPEED_16GHZ:
rdp_speed = RDP_PS_16GB;
break;
- case LPFC_FC_LA_SPEED_32G:
- rdp_speed = RDP_PS_32GB;
- break;
default:
rdp_speed = RDP_PS_UNKNOWN;
break;
@@ -5739,7 +5753,6 @@ lpfc_els_rcv_flogi(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb,
IOCB_t *icmd = &cmdiocb->iocb;
struct serv_parm *sp;
LPFC_MBOXQ_t *mbox;
- struct ls_rjt stat;
uint32_t cmd, did;
int rc;
uint32_t fc_flag = 0;
@@ -5765,135 +5778,92 @@ lpfc_els_rcv_flogi(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb,
return 1;
}
- if ((lpfc_check_sparm(vport, ndlp, sp, CLASS3, 1))) {
- /* For a FLOGI we accept, then if our portname is greater
- * then the remote portname we initiate Nport login.
- */
+ (void) lpfc_check_sparm(vport, ndlp, sp, CLASS3, 1);
- rc = memcmp(&vport->fc_portname, &sp->portName,
- sizeof(struct lpfc_name));
- if (!rc) {
- if (phba->sli_rev < LPFC_SLI_REV4) {
- mbox = mempool_alloc(phba->mbox_mem_pool,
- GFP_KERNEL);
- if (!mbox)
- return 1;
- lpfc_linkdown(phba);
- lpfc_init_link(phba, mbox,
- phba->cfg_topology,
- phba->cfg_link_speed);
- mbox->u.mb.un.varInitLnk.lipsr_AL_PA = 0;
- mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
- mbox->vport = vport;
- rc = lpfc_sli_issue_mbox(phba, mbox,
- MBX_NOWAIT);
- lpfc_set_loopback_flag(phba);
- if (rc == MBX_NOT_FINISHED)
- mempool_free(mbox, phba->mbox_mem_pool);
- return 1;
- } else {
- /* abort the flogi coming back to ourselves
- * due to external loopback on the port.
- */
- lpfc_els_abort_flogi(phba);
- return 0;
- }
- } else if (rc > 0) { /* greater than */
- spin_lock_irq(shost->host_lock);
- vport->fc_flag |= FC_PT2PT_PLOGI;
- spin_unlock_irq(shost->host_lock);
+ /*
+ * If our portname is greater than the remote portname,
+ * then we initiate Nport login.
+ */
- /* If we have the high WWPN we can assign our own
- * myDID; otherwise, we have to WAIT for a PLOGI
- * from the remote NPort to find out what it
- * will be.
- */
- vport->fc_myDID = PT2PT_LocalID;
- } else
- vport->fc_myDID = PT2PT_RemoteID;
+ rc = memcmp(&vport->fc_portname, &sp->portName,
+ sizeof(struct lpfc_name));
- /*
- * The vport state should go to LPFC_FLOGI only
- * AFTER we issue a FLOGI, not receive one.
+ if (!rc) {
+ if (phba->sli_rev < LPFC_SLI_REV4) {
+ mbox = mempool_alloc(phba->mbox_mem_pool,
+ GFP_KERNEL);
+ if (!mbox)
+ return 1;
+ lpfc_linkdown(phba);
+ lpfc_init_link(phba, mbox,
+ phba->cfg_topology,
+ phba->cfg_link_speed);
+ mbox->u.mb.un.varInitLnk.lipsr_AL_PA = 0;
+ mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
+ mbox->vport = vport;
+ rc = lpfc_sli_issue_mbox(phba, mbox,
+ MBX_NOWAIT);
+ lpfc_set_loopback_flag(phba);
+ if (rc == MBX_NOT_FINISHED)
+ mempool_free(mbox, phba->mbox_mem_pool);
+ return 1;
+ }
+
+ /* abort the flogi coming back to ourselves
+ * due to external loopback on the port.
*/
+ lpfc_els_abort_flogi(phba);
+ return 0;
+
+ } else if (rc > 0) { /* greater than */
spin_lock_irq(shost->host_lock);
- fc_flag = vport->fc_flag;
- port_state = vport->port_state;
- vport->fc_flag |= FC_PT2PT;
- vport->fc_flag &= ~(FC_FABRIC | FC_PUBLIC_LOOP);
+ vport->fc_flag |= FC_PT2PT_PLOGI;
spin_unlock_irq(shost->host_lock);
- lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
- "3311 Rcv Flogi PS x%x new PS x%x "
- "fc_flag x%x new fc_flag x%x\n",
- port_state, vport->port_state,
- fc_flag, vport->fc_flag);
- /*
- * We temporarily set fc_myDID to make it look like we are
- * a Fabric. This is done just so we end up with the right
- * did / sid on the FLOGI ACC rsp.
+ /* If we have the high WWPN we can assign our own
+ * myDID; otherwise, we have to WAIT for a PLOGI
+ * from the remote NPort to find out what it
+ * will be.
*/
- did = vport->fc_myDID;
- vport->fc_myDID = Fabric_DID;
-
+ vport->fc_myDID = PT2PT_LocalID;
} else {
- /* Reject this request because invalid parameters */
- stat.un.b.lsRjtRsvd0 = 0;
- stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC;
- stat.un.b.lsRjtRsnCodeExp = LSEXP_SPARM_OPTIONS;
- stat.un.b.vendorUnique = 0;
-
- /*
- * We temporarily set fc_myDID to make it look like we are
- * a Fabric. This is done just so we end up with the right
- * did / sid on the FLOGI LS_RJT rsp.
- */
- did = vport->fc_myDID;
- vport->fc_myDID = Fabric_DID;
-
- lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp,
- NULL);
+ vport->fc_myDID = PT2PT_RemoteID;
+ }
- /* Now lets put fc_myDID back to what its supposed to be */
- vport->fc_myDID = did;
+ /*
+ * The vport state should go to LPFC_FLOGI only
+ * AFTER we issue a FLOGI, not receive one.
+ */
+ spin_lock_irq(shost->host_lock);
+ fc_flag = vport->fc_flag;
+ port_state = vport->port_state;
+ vport->fc_flag |= FC_PT2PT;
+ vport->fc_flag &= ~(FC_FABRIC | FC_PUBLIC_LOOP);
+ spin_unlock_irq(shost->host_lock);
+ lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
+ "3311 Rcv Flogi PS x%x new PS x%x "
+ "fc_flag x%x new fc_flag x%x\n",
+ port_state, vport->port_state,
+ fc_flag, vport->fc_flag);
- return 1;
- }
+ /*
+ * We temporarily set fc_myDID to make it look like we are
+ * a Fabric. This is done just so we end up with the right
+ * did / sid on the FLOGI ACC rsp.
+ */
+ did = vport->fc_myDID;
+ vport->fc_myDID = Fabric_DID;
- /* send our FLOGI first */
- if (vport->port_state < LPFC_FLOGI) {
- vport->fc_myDID = 0;
- lpfc_initial_flogi(vport);
- vport->fc_myDID = Fabric_DID;
- }
+ memcpy(&phba->fc_fabparam, sp, sizeof(struct serv_parm));
/* Send back ACC */
- lpfc_els_rsp_acc(vport, ELS_CMD_PLOGI, cmdiocb, ndlp, NULL);
+ lpfc_els_rsp_acc(vport, ELS_CMD_FLOGI, cmdiocb, ndlp, NULL);
/* Now lets put fc_myDID back to what its supposed to be */
vport->fc_myDID = did;
- if (!(vport->fc_flag & FC_PT2PT_PLOGI)) {
-
- mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
- if (!mbox)
- goto fail;
-
- lpfc_config_link(phba, mbox);
-
- mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
- mbox->vport = vport;
- rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
- if (rc == MBX_NOT_FINISHED) {
- mempool_free(mbox, phba->mbox_mem_pool);
- goto fail;
- }
- }
-
return 0;
-fail:
- return 1;
}
/**
@@ -7345,7 +7315,7 @@ lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
/* reject till our FLOGI completes */
if ((vport->port_state < LPFC_FABRIC_CFG_LINK) &&
- (cmd != ELS_CMD_FLOGI)) {
+ (cmd != ELS_CMD_FLOGI)) {
rjt_err = LSRJT_UNABLE_TPC;
rjt_exp = LSEXP_NOTHING_MORE;
goto lsrjt;
@@ -7381,6 +7351,7 @@ lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
rjt_exp = LSEXP_NOTHING_MORE;
break;
}
+
if (vport->port_state < LPFC_DISC_AUTH) {
if (!(phba->pport->fc_flag & FC_PT2PT) ||
(phba->pport->fc_flag & FC_PT2PT_PLOGI)) {