aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorJames Smart <james.smart@avagotech.com>2015-05-21 13:55:21 -0400
committerJames Bottomley <JBottomley@Odin.com>2015-06-05 22:34:55 -0700
commit86478875eb4d2e7108b914f8a5e53be260816d5c (patch)
tree9f97de6ec770e84e276bfd83d147243ec1428477
parenta1efe163102fed8a3b5990a67cadb1193e630820 (diff)
downloadlinux-linaro-stable-86478875eb4d2e7108b914f8a5e53be260816d5c.tar.gz
lpfc: Add support for RDP ELS command.
Signed-off-by: Dick Kennedy <dick.kennedy@avagotech.com> Signed-off-by: James Smart <james.smart@avagotech.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <JBottomley@Odin.com>
-rw-r--r--drivers/scsi/lpfc/lpfc.h1
-rw-r--r--drivers/scsi/lpfc/lpfc_crtn.h2
-rw-r--r--drivers/scsi/lpfc/lpfc_els.c420
-rw-r--r--drivers/scsi/lpfc/lpfc_hw.h169
-rw-r--r--drivers/scsi/lpfc/lpfc_hw4.h201
-rw-r--r--drivers/scsi/lpfc/lpfc_mbox.c152
-rw-r--r--drivers/scsi/lpfc/lpfc_sli4.h10
7 files changed, 955 insertions, 0 deletions
diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h
index 3246d09d22ff..a5a56fa31e70 100644
--- a/drivers/scsi/lpfc/lpfc.h
+++ b/drivers/scsi/lpfc/lpfc.h
@@ -231,6 +231,7 @@ struct lpfc_stats {
uint32_t elsRcvRTV;
uint32_t elsRcvECHO;
uint32_t elsRcvLCB;
+ uint32_t elsRcvRDP;
uint32_t elsXmitFLOGI;
uint32_t elsXmitFDISC;
uint32_t elsXmitPLOGI;
diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h
index 587e3e962f2b..b0e6fe46448d 100644
--- a/drivers/scsi/lpfc/lpfc_crtn.h
+++ b/drivers/scsi/lpfc/lpfc_crtn.h
@@ -498,3 +498,5 @@ bool lpfc_disable_oas_lun(struct lpfc_hba *, struct lpfc_name *,
bool lpfc_find_next_oas_lun(struct lpfc_hba *, struct lpfc_name *,
struct lpfc_name *, uint64_t *, struct lpfc_name *,
struct lpfc_name *, uint64_t *, uint32_t *);
+int lpfc_sli4_dump_page_a0(struct lpfc_hba *phba, struct lpfcMboxq *mbox);
+void lpfc_mbx_cmpl_rdp_page_a0(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb);
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index 3975276d1155..724b61c7ae9e 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -4615,6 +4615,422 @@ lpfc_els_disc_plogi(struct lpfc_vport *vport)
return sentplogi;
}
+void
+lpfc_rdp_res_link_service(struct fc_rdp_link_service_desc *desc,
+ uint32_t word0)
+{
+
+ desc->tag = cpu_to_be32(RDP_LINK_SERVICE_DESC_TAG);
+ desc->payload.els_req = word0;
+ desc->length = cpu_to_be32(sizeof(desc->payload));
+}
+
+void
+lpfc_rdp_res_sfp_desc(struct fc_rdp_sfp_desc *desc,
+ uint8_t *page_a0, uint8_t *page_a2)
+{
+ uint16_t wavelength;
+ uint16_t temperature;
+ uint16_t rx_power;
+ uint16_t tx_bias;
+ uint16_t tx_power;
+ uint16_t vcc;
+ uint16_t flag = 0;
+ struct sff_trasnceiver_codes_byte4 *trasn_code_byte4;
+ struct sff_trasnceiver_codes_byte5 *trasn_code_byte5;
+
+ desc->tag = cpu_to_be32(RDP_SFP_DESC_TAG);
+
+ trasn_code_byte4 = (struct sff_trasnceiver_codes_byte4 *)
+ &page_a0[SSF_TRANSCEIVER_CODE_B4];
+ trasn_code_byte5 = (struct sff_trasnceiver_codes_byte5 *)
+ &page_a0[SSF_TRANSCEIVER_CODE_B5];
+
+ if ((trasn_code_byte4->fc_sw_laser) ||
+ (trasn_code_byte5->fc_sw_laser_sl) ||
+ (trasn_code_byte5->fc_sw_laser_sn)) { /* check if its short WL */
+ flag |= (SFP_FLAG_PT_SWLASER << SFP_FLAG_PT_SHIFT);
+ } else if (trasn_code_byte4->fc_lw_laser) {
+ wavelength = (page_a0[SSF_WAVELENGTH_B1] << 8) |
+ page_a0[SSF_WAVELENGTH_B0];
+ if (wavelength == SFP_WAVELENGTH_LC1310)
+ flag |= SFP_FLAG_PT_LWLASER_LC1310 << SFP_FLAG_PT_SHIFT;
+ if (wavelength == SFP_WAVELENGTH_LL1550)
+ flag |= SFP_FLAG_PT_LWLASER_LL1550 << SFP_FLAG_PT_SHIFT;
+ }
+ /* check if its SFP+ */
+ flag |= ((page_a0[SSF_IDENTIFIER] == SFF_PG0_IDENT_SFP) ?
+ SFP_FLAG_CT_SFP_PLUS : SFP_FLAG_CT_UNKNOWN)
+ << SFP_FLAG_CT_SHIFT;
+
+ /* check if its OPTICAL */
+ flag |= ((page_a0[SSF_CONNECTOR] == SFF_PG0_CONNECTOR_LC) ?
+ SFP_FLAG_IS_OPTICAL_PORT : 0)
+ << SFP_FLAG_IS_OPTICAL_SHIFT;
+
+ temperature = (page_a2[SFF_TEMPERATURE_B1] << 8 |
+ page_a2[SFF_TEMPERATURE_B0]);
+ vcc = (page_a2[SFF_VCC_B1] << 8 |
+ page_a2[SFF_VCC_B0]);
+ tx_power = (page_a2[SFF_TXPOWER_B1] << 8 |
+ page_a2[SFF_TXPOWER_B0]);
+ tx_bias = (page_a2[SFF_TX_BIAS_CURRENT_B1] << 8 |
+ page_a2[SFF_TX_BIAS_CURRENT_B0]);
+ rx_power = (page_a2[SFF_RXPOWER_B1] << 8 |
+ page_a2[SFF_RXPOWER_B0]);
+ desc->sfp_info.temperature = cpu_to_be16(temperature);
+ desc->sfp_info.rx_power = cpu_to_be16(rx_power);
+ desc->sfp_info.tx_bias = cpu_to_be16(tx_bias);
+ desc->sfp_info.tx_power = cpu_to_be16(tx_power);
+ desc->sfp_info.vcc = cpu_to_be16(vcc);
+
+ desc->sfp_info.flags = cpu_to_be16(flag);
+ desc->length = cpu_to_be32(sizeof(desc->sfp_info));
+}
+
+void
+lpfc_rdp_res_link_error(struct fc_rdp_link_error_status_desc *desc,
+ READ_LNK_VAR *stat)
+{
+ uint32_t type;
+
+ desc->tag = cpu_to_be32(RDP_LINK_ERROR_STATUS_DESC_TAG);
+
+ type = VN_PT_PHY_PF_PORT << VN_PT_PHY_SHIFT;
+
+ desc->info.port_type = cpu_to_be32(type);
+
+ desc->info.link_status.link_failure_cnt =
+ cpu_to_be32(stat->linkFailureCnt);
+ desc->info.link_status.loss_of_synch_cnt =
+ cpu_to_be32(stat->lossSyncCnt);
+ desc->info.link_status.loss_of_signal_cnt =
+ cpu_to_be32(stat->lossSignalCnt);
+ desc->info.link_status.primitive_seq_proto_err =
+ cpu_to_be32(stat->primSeqErrCnt);
+ desc->info.link_status.invalid_trans_word =
+ cpu_to_be32(stat->invalidXmitWord);
+ desc->info.link_status.invalid_crc_cnt = cpu_to_be32(stat->crcCnt);
+
+ desc->length = cpu_to_be32(sizeof(desc->info));
+}
+
+void
+lpfc_rdp_res_speed(struct fc_rdp_port_speed_desc *desc, struct lpfc_hba *phba)
+{
+ uint16_t rdp_cap = 0;
+ uint16_t rdp_speed;
+
+ desc->tag = cpu_to_be32(RDP_PORT_SPEED_DESC_TAG);
+
+ switch (phba->sli4_hba.link_state.speed) {
+ case LPFC_FC_LA_SPEED_1G:
+ rdp_speed = RDP_PS_1GB;
+ break;
+ case LPFC_FC_LA_SPEED_2G:
+ rdp_speed = RDP_PS_2GB;
+ break;
+ case LPFC_FC_LA_SPEED_4G:
+ rdp_speed = RDP_PS_4GB;
+ break;
+ case LPFC_FC_LA_SPEED_8G:
+ rdp_speed = RDP_PS_8GB;
+ break;
+ case LPFC_FC_LA_SPEED_10G:
+ rdp_speed = RDP_PS_10GB;
+ break;
+ case LPFC_FC_LA_SPEED_16G:
+ 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;
+ }
+
+ desc->info.port_speed.speed = cpu_to_be16(rdp_speed);
+
+ if (phba->lmt & LMT_16Gb)
+ rdp_cap |= RDP_PS_16GB;
+ if (phba->lmt & LMT_10Gb)
+ rdp_cap |= RDP_PS_10GB;
+ if (phba->lmt & LMT_8Gb)
+ rdp_cap |= RDP_PS_8GB;
+ if (phba->lmt & LMT_4Gb)
+ rdp_cap |= RDP_PS_4GB;
+ if (phba->lmt & LMT_2Gb)
+ rdp_cap |= RDP_PS_2GB;
+ if (phba->lmt & LMT_1Gb)
+ rdp_cap |= RDP_PS_1GB;
+
+ if (rdp_cap == 0)
+ rdp_cap = RDP_CAP_UNKNOWN;
+
+ desc->info.port_speed.capabilities = cpu_to_be16(rdp_cap);
+ desc->length = cpu_to_be32(sizeof(desc->info));
+}
+
+void
+lpfc_rdp_res_diag_port_names(struct fc_rdp_port_name_desc *desc,
+ struct lpfc_hba *phba)
+{
+
+ desc->tag = cpu_to_be32(RDP_PORT_NAMES_DESC_TAG);
+
+ memcpy(desc->port_names.wwnn, phba->wwnn,
+ sizeof(desc->port_names.wwnn));
+
+ memcpy(desc->port_names.wwpn, &phba->wwpn,
+ sizeof(desc->port_names.wwpn));
+
+ desc->length = cpu_to_be32(sizeof(desc->port_names));
+}
+
+void
+lpfc_rdp_res_attach_port_names(struct fc_rdp_port_name_desc *desc,
+ struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
+{
+
+ desc->tag = cpu_to_be32(RDP_PORT_NAMES_DESC_TAG);
+ if (vport->fc_flag & FC_FABRIC) {
+ memcpy(desc->port_names.wwnn, &vport->fabric_nodename,
+ sizeof(desc->port_names.wwnn));
+
+ memcpy(desc->port_names.wwpn, &vport->fabric_portname,
+ sizeof(desc->port_names.wwpn));
+ } else { /* Point to Point */
+ memcpy(desc->port_names.wwnn, &ndlp->nlp_nodename,
+ sizeof(desc->port_names.wwnn));
+
+ memcpy(desc->port_names.wwnn, &ndlp->nlp_portname,
+ sizeof(desc->port_names.wwpn));
+ }
+
+ desc->length = cpu_to_be32(sizeof(desc->port_names));
+}
+
+void
+lpfc_els_rdp_cmpl(struct lpfc_hba *phba, struct lpfc_rdp_context *rdp_context,
+ int status)
+{
+ struct lpfc_nodelist *ndlp = rdp_context->ndlp;
+ struct lpfc_vport *vport = ndlp->vport;
+ struct lpfc_iocbq *elsiocb;
+ IOCB_t *icmd;
+ uint8_t *pcmd;
+ struct ls_rjt *stat;
+ struct fc_rdp_res_frame *rdp_res;
+ uint32_t cmdsize;
+ int rc;
+
+ if (status != SUCCESS)
+ goto error;
+ cmdsize = sizeof(struct fc_rdp_res_frame);
+
+ elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize,
+ lpfc_max_els_tries, rdp_context->ndlp,
+ rdp_context->ndlp->nlp_DID, ELS_CMD_ACC);
+ lpfc_nlp_put(ndlp);
+ if (!elsiocb)
+ goto free_rdp_context;
+
+ icmd = &elsiocb->iocb;
+ icmd->ulpContext = rdp_context->rx_id;
+ icmd->unsli3.rcvsli3.ox_id = rdp_context->ox_id;
+
+ lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
+ "2171 Xmit RDP response tag x%x xri x%x, "
+ "did x%x, nlp_flag x%x, nlp_state x%x, rpi x%x",
+ elsiocb->iotag, elsiocb->iocb.ulpContext,
+ ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state,
+ ndlp->nlp_rpi);
+ rdp_res = (struct fc_rdp_res_frame *)
+ (((struct lpfc_dmabuf *) elsiocb->context2)->virt);
+ pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt);
+ memset(pcmd, 0, sizeof(struct fc_rdp_res_frame));
+ *((uint32_t *) (pcmd)) = ELS_CMD_ACC;
+
+ /* For RDP payload */
+ lpfc_rdp_res_link_service(&rdp_res->link_service_desc, ELS_CMD_RDP);
+
+ lpfc_rdp_res_sfp_desc(&rdp_res->sfp_desc,
+ rdp_context->page_a0, rdp_context->page_a2);
+ lpfc_rdp_res_speed(&rdp_res->portspeed_desc, phba);
+ lpfc_rdp_res_link_error(&rdp_res->link_error_desc,
+ &rdp_context->link_stat);
+ lpfc_rdp_res_diag_port_names(&rdp_res->diag_port_names_desc, phba);
+ lpfc_rdp_res_attach_port_names(&rdp_res->attached_port_names_desc,
+ vport, ndlp);
+ rdp_res->length = cpu_to_be32(RDP_DESC_PAYLOAD_SIZE);
+
+ elsiocb->iocb_cmpl = lpfc_cmpl_els_rsp;
+
+ phba->fc_stat.elsXmitACC++;
+ rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, elsiocb, 0);
+ if (rc == IOCB_ERROR)
+ lpfc_els_free_iocb(phba, elsiocb);
+
+ kfree(rdp_context);
+
+ return;
+error:
+ cmdsize = 2 * sizeof(uint32_t);
+ elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize, lpfc_max_els_tries,
+ ndlp, ndlp->nlp_DID, ELS_CMD_LS_RJT);
+ lpfc_nlp_put(ndlp);
+ if (!elsiocb)
+ goto free_rdp_context;
+
+ icmd = &elsiocb->iocb;
+ icmd->ulpContext = rdp_context->rx_id;
+ icmd->unsli3.rcvsli3.ox_id = rdp_context->ox_id;
+ pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt);
+
+ *((uint32_t *) (pcmd)) = ELS_CMD_LS_RJT;
+ stat = (struct ls_rjt *)(pcmd + sizeof(uint32_t));
+ stat->un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC;
+
+ phba->fc_stat.elsXmitLSRJT++;
+ elsiocb->iocb_cmpl = lpfc_cmpl_els_rsp;
+ rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, elsiocb, 0);
+
+ if (rc == IOCB_ERROR)
+ lpfc_els_free_iocb(phba, elsiocb);
+free_rdp_context:
+ kfree(rdp_context);
+}
+
+int
+lpfc_get_rdp_info(struct lpfc_hba *phba, struct lpfc_rdp_context *rdp_context)
+{
+ LPFC_MBOXQ_t *mbox = NULL;
+ int rc;
+
+ mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
+ if (!mbox) {
+ lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX | LOG_ELS,
+ "7105 failed to allocate mailbox memory");
+ return 1;
+ }
+
+ if (lpfc_sli4_dump_page_a0(phba, mbox))
+ goto prep_mbox_fail;
+ mbox->vport = rdp_context->ndlp->vport;
+ mbox->mbox_cmpl = lpfc_mbx_cmpl_rdp_page_a0;
+ mbox->context2 = (struct lpfc_rdp_context *) rdp_context;
+ rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
+ if (rc == MBX_NOT_FINISHED)
+ goto issue_mbox_fail;
+
+ return 0;
+
+prep_mbox_fail:
+issue_mbox_fail:
+ mempool_free(mbox, phba->mbox_mem_pool);
+ return 1;
+}
+
+/*
+ * lpfc_els_rcv_rdp - Process an unsolicited RDP ELS.
+ * @vport: pointer to a host virtual N_Port data structure.
+ * @cmdiocb: pointer to lpfc command iocb data structure.
+ * @ndlp: pointer to a node-list data structure.
+ *
+ * This routine processes an unsolicited RDP(Read Diagnostic Parameters)
+ * IOCB. First, the payload of the unsolicited RDP is checked.
+ * Then it will (1) send MBX_DUMP_MEMORY, Embedded DMP_LMSD sub command TYPE-3
+ * for Page A0, (2) send MBX_DUMP_MEMORY, DMP_LMSD for Page A2,
+ * (3) send MBX_READ_LNK_STAT to get link stat, (4) Call lpfc_els_rdp_cmpl
+ * gather all data and send RDP response.
+ *
+ * Return code
+ * 0 - Sent the acc response
+ * 1 - Sent the reject response.
+ */
+static int
+lpfc_els_rcv_rdp(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb,
+ struct lpfc_nodelist *ndlp)
+{
+ struct lpfc_hba *phba = vport->phba;
+ struct lpfc_dmabuf *pcmd;
+ uint8_t rjt_err, rjt_expl = LSEXP_NOTHING_MORE;
+ struct fc_rdp_req_frame *rdp_req;
+ struct lpfc_rdp_context *rdp_context;
+ IOCB_t *cmd = NULL;
+ struct ls_rjt stat;
+
+ if (phba->sli_rev < LPFC_SLI_REV4 ||
+ (bf_get(lpfc_sli_intf_if_type,
+ &phba->sli4_hba.sli_intf) !=
+ LPFC_SLI_INTF_IF_TYPE_2)) {
+ rjt_err = LSRJT_UNABLE_TPC;
+ rjt_expl = LSEXP_REQ_UNSUPPORTED;
+ goto error;
+ }
+
+ if (phba->sli_rev < LPFC_SLI_REV4 || (phba->hba_flag & HBA_FCOE_MODE)) {
+ rjt_err = LSRJT_UNABLE_TPC;
+ rjt_expl = LSEXP_REQ_UNSUPPORTED;
+ goto error;
+ }
+
+ pcmd = (struct lpfc_dmabuf *) cmdiocb->context2;
+ rdp_req = (struct fc_rdp_req_frame *) pcmd->virt;
+
+
+ lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
+ "2422 ELS RDP Request "
+ "dec len %d tag x%x port_id %d len %d\n",
+ be32_to_cpu(rdp_req->rdp_des_length),
+ be32_to_cpu(rdp_req->nport_id_desc.tag),
+ be32_to_cpu(rdp_req->nport_id_desc.nport_id),
+ be32_to_cpu(rdp_req->nport_id_desc.length));
+
+ if (sizeof(struct fc_rdp_nport_desc) !=
+ be32_to_cpu(rdp_req->rdp_des_length))
+ goto rjt_logerr;
+ if (RDP_N_PORT_DESC_TAG != be32_to_cpu(rdp_req->nport_id_desc.tag))
+ goto rjt_logerr;
+ if (RDP_NPORT_ID_SIZE !=
+ be32_to_cpu(rdp_req->nport_id_desc.length))
+ goto rjt_logerr;
+ rdp_context = kmalloc(sizeof(struct lpfc_rdp_context), GFP_KERNEL);
+ if (!rdp_context) {
+ rjt_err = LSRJT_UNABLE_TPC;
+ goto error;
+ }
+
+ memset(rdp_context, 0, sizeof(struct lpfc_rdp_context));
+ cmd = &cmdiocb->iocb;
+ rdp_context->ndlp = lpfc_nlp_get(ndlp);
+ rdp_context->ox_id = cmd->unsli3.rcvsli3.ox_id;
+ rdp_context->rx_id = cmd->ulpContext;
+ rdp_context->cmpl = lpfc_els_rdp_cmpl;
+ if (lpfc_get_rdp_info(phba, rdp_context)) {
+ lpfc_printf_vlog(ndlp->vport, KERN_WARNING, LOG_ELS,
+ "2423 Unable to send mailbox");
+ kfree(rdp_context);
+ rjt_err = LSRJT_UNABLE_TPC;
+ lpfc_nlp_put(ndlp);
+ goto error;
+ }
+
+ return 0;
+
+rjt_logerr:
+ rjt_err = LSRJT_LOGICAL_ERR;
+
+error:
+ memset(&stat, 0, sizeof(stat));
+ stat.un.b.lsRjtRsnCode = rjt_err;
+ stat.un.b.lsRjtRsnCodeExp = rjt_expl;
+ lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL);
+ return 1;
+}
+
+
static void
lpfc_els_lcb_rsp(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
{
@@ -7052,6 +7468,10 @@ lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
phba->fc_stat.elsRcvLCB++;
lpfc_els_rcv_lcb(vport, elsiocb, ndlp);
break;
+ case ELS_CMD_RDP:
+ phba->fc_stat.elsRcvRDP++;
+ lpfc_els_rcv_rdp(vport, elsiocb, ndlp);
+ break;
case ELS_CMD_RSCN:
phba->fc_stat.elsRcvRSCN++;
lpfc_els_rcv_rscn(vport, elsiocb, ndlp);
diff --git a/drivers/scsi/lpfc/lpfc_hw.h b/drivers/scsi/lpfc/lpfc_hw.h
index 6ad0a6fac9ae..892c5257d87c 100644
--- a/drivers/scsi/lpfc/lpfc_hw.h
+++ b/drivers/scsi/lpfc/lpfc_hw.h
@@ -543,6 +543,7 @@ struct fc_vft_header {
#define ELS_CMD_TEST 0x11000000
#define ELS_CMD_RRQ 0x12000000
#define ELS_CMD_REC 0x13000000
+#define ELS_CMD_RDP 0x18000000
#define ELS_CMD_PRLI 0x20100014
#define ELS_CMD_PRLO 0x21100014
#define ELS_CMD_PRLO_ACC 0x02100014
@@ -581,6 +582,7 @@ struct fc_vft_header {
#define ELS_CMD_TEST 0x11
#define ELS_CMD_RRQ 0x12
#define ELS_CMD_REC 0x13
+#define ELS_CMD_RDP 0x18
#define ELS_CMD_PRLI 0x14001020
#define ELS_CMD_PRLO 0x14001021
#define ELS_CMD_PRLO_ACC 0x14001002
@@ -1042,6 +1044,168 @@ struct fc_lcb_res_frame {
uint16_t lcb_duration; /* LCB Payload Word 2, bit 15:0 */
};
+/*
+ * Read Diagnostic Parameters (RDP) ELS frame.
+ */
+#define SFF_PG0_IDENT_SFP 0x3
+
+#define SFP_FLAG_PT_OPTICAL 0x0
+#define SFP_FLAG_PT_SWLASER 0x01
+#define SFP_FLAG_PT_LWLASER_LC1310 0x02
+#define SFP_FLAG_PT_LWLASER_LL1550 0x03
+#define SFP_FLAG_PT_MASK 0x0F
+#define SFP_FLAG_PT_SHIFT 0
+
+#define SFP_FLAG_IS_OPTICAL_PORT 0x01
+#define SFP_FLAG_IS_OPTICAL_MASK 0x010
+#define SFP_FLAG_IS_OPTICAL_SHIFT 4
+
+#define SFP_FLAG_IS_DESC_VALID 0x01
+#define SFP_FLAG_IS_DESC_VALID_MASK 0x020
+#define SFP_FLAG_IS_DESC_VALID_SHIFT 5
+
+#define SFP_FLAG_CT_UNKNOWN 0x0
+#define SFP_FLAG_CT_SFP_PLUS 0x01
+#define SFP_FLAG_CT_MASK 0x3C
+#define SFP_FLAG_CT_SHIFT 6
+
+struct fc_rdp_port_name_info {
+ uint8_t wwnn[8];
+ uint8_t wwpn[8];
+};
+
+
+/*
+ * Link Error Status Block Structure (FC-FS-3) for RDP
+ * This similar to RPS ELS
+ */
+struct fc_link_status {
+ uint32_t link_failure_cnt;
+ uint32_t loss_of_synch_cnt;
+ uint32_t loss_of_signal_cnt;
+ uint32_t primitive_seq_proto_err;
+ uint32_t invalid_trans_word;
+ uint32_t invalid_crc_cnt;
+
+};
+
+#define RDP_PORT_NAMES_DESC_TAG 0x00010003
+struct fc_rdp_port_name_desc {
+ uint32_t tag; /* 0001 0003h */
+ uint32_t length; /* set to size of payload struct */
+ struct fc_rdp_port_name_info port_names;
+};
+
+
+struct fc_rdp_link_error_status_payload_info {
+ struct fc_link_status link_status; /* 24 bytes */
+ uint32_t port_type; /* bits 31-30 only */
+};
+
+#define RDP_LINK_ERROR_STATUS_DESC_TAG 0x00010002
+struct fc_rdp_link_error_status_desc {
+ uint32_t tag; /* 0001 0002h */
+ uint32_t length; /* set to size of payload struct */
+ struct fc_rdp_link_error_status_payload_info info;
+};
+
+#define VN_PT_PHY_UNKNOWN 0x00
+#define VN_PT_PHY_PF_PORT 0x01
+#define VN_PT_PHY_ETH_MAC 0x10
+#define VN_PT_PHY_SHIFT 30
+
+#define RDP_PS_1GB 0x8000
+#define RDP_PS_2GB 0x4000
+#define RDP_PS_4GB 0x2000
+#define RDP_PS_10GB 0x1000
+#define RDP_PS_8GB 0x0800
+#define RDP_PS_16GB 0x0400
+#define RDP_PS_32GB 0x0200
+
+#define RDP_CAP_UNKNOWN 0x0001
+#define RDP_PS_UNKNOWN 0x0002
+#define RDP_PS_NOT_ESTABLISHED 0x0001
+
+struct fc_rdp_port_speed {
+ uint16_t capabilities;
+ uint16_t speed;
+};
+
+struct fc_rdp_port_speed_info {
+ struct fc_rdp_port_speed port_speed;
+};
+
+#define RDP_PORT_SPEED_DESC_TAG 0x00010001
+struct fc_rdp_port_speed_desc {
+ uint32_t tag; /* 00010001h */
+ uint32_t length; /* set to size of payload struct */
+ struct fc_rdp_port_speed_info info;
+};
+
+#define RDP_NPORT_ID_SIZE 4
+#define RDP_N_PORT_DESC_TAG 0x00000003
+struct fc_rdp_nport_desc {
+ uint32_t tag; /* 0000 0003h, big endian */
+ uint32_t length; /* size of RDP_N_PORT_ID struct */
+ uint32_t nport_id : 12;
+ uint32_t reserved : 8;
+};
+
+
+struct fc_rdp_link_service_info {
+ uint32_t els_req; /* Request payload word 0 value.*/
+};
+
+#define RDP_LINK_SERVICE_DESC_TAG 0x00000001
+struct fc_rdp_link_service_desc {
+ uint32_t tag; /* Descriptor tag 1 */
+ uint32_t length; /* set to size of payload struct. */
+ struct fc_rdp_link_service_info payload;
+ /* must be ELS req Word 0(0x18) */
+};
+
+struct fc_rdp_sfp_info {
+ uint16_t temperature;
+ uint16_t vcc;
+ uint16_t tx_bias;
+ uint16_t tx_power;
+ uint16_t rx_power;
+ uint16_t flags;
+};
+
+#define RDP_SFP_DESC_TAG 0x00010000
+struct fc_rdp_sfp_desc {
+ uint32_t tag;
+ uint32_t length; /* set to size of sfp_info struct */
+ struct fc_rdp_sfp_info sfp_info;
+};
+
+struct fc_rdp_req_frame {
+ uint32_t rdp_command; /* ELS command opcode (0x18)*/
+ uint32_t rdp_des_length; /* RDP Payload Word 1 */
+ struct fc_rdp_nport_desc nport_id_desc; /* RDP Payload Word 2 - 4 */
+};
+
+
+struct fc_rdp_res_frame {
+ uint32_t reply_sequence; /* FC word0 LS_ACC or LS_RJT */
+ uint32_t length; /* FC Word 1 */
+ struct fc_rdp_link_service_desc link_service_desc; /* Word 2 -4 */
+ struct fc_rdp_sfp_desc sfp_desc; /* Word 5 -9 */
+ struct fc_rdp_port_speed_desc portspeed_desc; /* Word 10-12 */
+ struct fc_rdp_link_error_status_desc link_error_desc; /* Word 13-21 */
+ struct fc_rdp_port_name_desc diag_port_names_desc; /* Word 22-27 */
+ struct fc_rdp_port_name_desc attached_port_names_desc;/* Word 28-33 */
+};
+
+
+#define RDP_DESC_PAYLOAD_SIZE (sizeof(struct fc_rdp_link_service_desc) \
+ + sizeof(struct fc_rdp_sfp_desc) \
+ + sizeof(struct fc_rdp_port_speed_desc) \
+ + sizeof(struct fc_rdp_link_error_status_desc) \
+ + (sizeof(struct fc_rdp_port_name_desc) * 2))
+
+
/******** FDMI ********/
/* lpfc_sli_ct_request defines the CT_IU preamble for FDMI commands */
@@ -1619,6 +1783,11 @@ typedef struct { /* FireFly BIU registers */
#define TEMPERATURE_OFFSET 0xB0 /* Slim offset for critical temperature event */
/*
+ * return code Fail
+ */
+#define FAILURE 1
+
+/*
* Begin Structure Definitions for Mailbox Commands
*/
diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h
index 9f2bfcc79426..7cc7bec31bfe 100644
--- a/drivers/scsi/lpfc/lpfc_hw4.h
+++ b/drivers/scsi/lpfc/lpfc_hw4.h
@@ -2455,6 +2455,205 @@ struct lpfc_mbx_supp_pages {
#define LPFC_SLI4_PARAMETERS 2
};
+struct lpfc_mbx_memory_dump_type3 {
+ uint32_t word1;
+#define lpfc_mbx_memory_dump_type3_type_SHIFT 0
+#define lpfc_mbx_memory_dump_type3_type_MASK 0x0000000f
+#define lpfc_mbx_memory_dump_type3_type_WORD word1
+#define lpfc_mbx_memory_dump_type3_link_SHIFT 24
+#define lpfc_mbx_memory_dump_type3_link_MASK 0x000000ff
+#define lpfc_mbx_memory_dump_type3_link_WORD word1
+ uint32_t word2;
+#define lpfc_mbx_memory_dump_type3_page_no_SHIFT 0
+#define lpfc_mbx_memory_dump_type3_page_no_MASK 0x0000ffff
+#define lpfc_mbx_memory_dump_type3_page_no_WORD word2
+#define lpfc_mbx_memory_dump_type3_offset_SHIFT 16
+#define lpfc_mbx_memory_dump_type3_offset_MASK 0x0000ffff
+#define lpfc_mbx_memory_dump_type3_offset_WORD word2
+ uint32_t word3;
+#define lpfc_mbx_memory_dump_type3_length_SHIFT 0
+#define lpfc_mbx_memory_dump_type3_length_MASK 0x00ffffff
+#define lpfc_mbx_memory_dump_type3_length_WORD word3
+ uint32_t addr_lo;
+ uint32_t addr_hi;
+ uint32_t return_len;
+};
+
+#define DMP_PAGE_A0 0xa0
+#define DMP_PAGE_A2 0xa2
+#define DMP_SFF_PAGE_A0_SIZE 256
+#define DMP_SFF_PAGE_A2_SIZE 256
+
+#define SFP_WAVELENGTH_LC1310 1310
+#define SFP_WAVELENGTH_LL1550 1550
+
+
+/*
+ * * SFF-8472 TABLE 3.4
+ * */
+#define SFF_PG0_CONNECTOR_UNKNOWN 0x00 /* Unknown */
+#define SFF_PG0_CONNECTOR_SC 0x01 /* SC */
+#define SFF_PG0_CONNECTOR_FC_COPPER1 0x02 /* FC style 1 copper connector */
+#define SFF_PG0_CONNECTOR_FC_COPPER2 0x03 /* FC style 2 copper connector */
+#define SFF_PG0_CONNECTOR_BNC 0x04 /* BNC / TNC */
+#define SFF_PG0_CONNECTOR__FC_COAX 0x05 /* FC coaxial headers */
+#define SFF_PG0_CONNECTOR_FIBERJACK 0x06 /* FiberJack */
+#define SFF_PG0_CONNECTOR_LC 0x07 /* LC */
+#define SFF_PG0_CONNECTOR_MT 0x08 /* MT - RJ */
+#define SFF_PG0_CONNECTOR_MU 0x09 /* MU */
+#define SFF_PG0_CONNECTOR_SF 0x0A /* SG */
+#define SFF_PG0_CONNECTOR_OPTICAL_PIGTAIL 0x0B /* Optical pigtail */
+#define SFF_PG0_CONNECTOR_OPTICAL_PARALLEL 0x0C /* MPO Parallel Optic */
+#define SFF_PG0_CONNECTOR_HSSDC_II 0x20 /* HSSDC II */
+#define SFF_PG0_CONNECTOR_COPPER_PIGTAIL 0x21 /* Copper pigtail */
+#define SFF_PG0_CONNECTOR_RJ45 0x22 /* RJ45 */
+
+/* SFF-8472 Table 3.1 Diagnostics: Data Fields Address/Page A0 */
+
+#define SSF_IDENTIFIER 0
+#define SSF_EXT_IDENTIFIER 1
+#define SSF_CONNECTOR 2
+#define SSF_TRANSCEIVER_CODE_B0 3
+#define SSF_TRANSCEIVER_CODE_B1 4
+#define SSF_TRANSCEIVER_CODE_B2 5
+#define SSF_TRANSCEIVER_CODE_B3 6
+#define SSF_TRANSCEIVER_CODE_B4 7
+#define SSF_TRANSCEIVER_CODE_B5 8
+#define SSF_TRANSCEIVER_CODE_B6 9
+#define SSF_TRANSCEIVER_CODE_B7 10
+#define SSF_ENCODING 11
+#define SSF_BR_NOMINAL 12
+#define SSF_RATE_IDENTIFIER 13
+#define SSF_LENGTH_9UM_KM 14
+#define SSF_LENGTH_9UM 15
+#define SSF_LENGTH_50UM_OM2 16
+#define SSF_LENGTH_62UM_OM1 17
+#define SFF_LENGTH_COPPER 18
+#define SSF_LENGTH_50UM_OM3 19
+#define SSF_VENDOR_NAME 20
+#define SSF_VENDOR_OUI 36
+#define SSF_VENDOR_PN 40
+#define SSF_VENDOR_REV 56
+#define SSF_WAVELENGTH_B1 60
+#define SSF_WAVELENGTH_B0 61
+#define SSF_CC_BASE 63
+#define SSF_OPTIONS_B1 64
+#define SSF_OPTIONS_B0 65
+#define SSF_BR_MAX 66
+#define SSF_BR_MIN 67
+#define SSF_VENDOR_SN 68
+#define SSF_DATE_CODE 84
+#define SSF_MONITORING_TYPEDIAGNOSTIC 92
+#define SSF_ENHANCED_OPTIONS 93
+#define SFF_8472_COMPLIANCE 94
+#define SSF_CC_EXT 95
+#define SSF_A0_VENDOR_SPECIFIC 96
+
+/* SFF-8472 Table 3.1a Diagnostics: Data Fields Address/Page A2 */
+
+#define SSF_AW_THRESHOLDS 0
+#define SSF_EXT_CAL_CONSTANTS 56
+#define SSF_CC_DMI 95
+#define SFF_TEMPERATURE_B1 96
+#define SFF_TEMPERATURE_B0 97
+#define SFF_VCC_B1 98
+#define SFF_VCC_B0 99
+#define SFF_TX_BIAS_CURRENT_B1 100
+#define SFF_TX_BIAS_CURRENT_B0 101
+#define SFF_TXPOWER_B1 102
+#define SFF_TXPOWER_B0 103
+#define SFF_RXPOWER_B1 104
+#define SFF_RXPOWER_B0 105
+#define SSF_STATUS_CONTROL 110
+#define SSF_ALARM_FLAGS_B1 112
+#define SSF_ALARM_FLAGS_B0 113
+#define SSF_WARNING_FLAGS_B1 116
+#define SSF_WARNING_FLAGS_B0 117
+#define SSF_EXT_TATUS_CONTROL_B1 118
+#define SSF_EXT_TATUS_CONTROL_B0 119
+#define SSF_A2_VENDOR_SPECIFIC 120
+#define SSF_USER_EEPROM 128
+#define SSF_VENDOR_CONTROL 148
+
+
+/*
+ * Tranceiver codes Fibre Channel SFF-8472
+ * Table 3.5.
+ */
+
+struct sff_trasnceiver_codes_byte0 {
+ uint8_t inifiband:4;
+ uint8_t teng_ethernet:4;
+};
+
+struct sff_trasnceiver_codes_byte1 {
+ uint8_t sonet:6;
+ uint8_t escon:2;
+};
+
+struct sff_trasnceiver_codes_byte2 {
+ uint8_t soNet:8;
+};
+
+struct sff_trasnceiver_codes_byte3 {
+ uint8_t ethernet:8;
+};
+
+struct sff_trasnceiver_codes_byte4 {
+ uint8_t fc_el_lo:1;
+ uint8_t fc_lw_laser:1;
+ uint8_t fc_sw_laser:1;
+ uint8_t fc_md_distance:1;
+ uint8_t fc_lg_distance:1;
+ uint8_t fc_int_distance:1;
+ uint8_t fc_short_distance:1;
+ uint8_t fc_vld_distance:1;
+};
+
+struct sff_trasnceiver_codes_byte5 {
+ uint8_t reserved1:1;
+ uint8_t reserved2:1;
+ uint8_t fc_sfp_active:1; /* Active cable */
+ uint8_t fc_sfp_passive:1; /* Passive cable */
+ uint8_t fc_lw_laser:1; /* Longwave laser */
+ uint8_t fc_sw_laser_sl:1;
+ uint8_t fc_sw_laser_sn:1;
+ uint8_t fc_el_hi:1; /* Electrical enclosure high bit */
+};
+
+struct sff_trasnceiver_codes_byte6 {
+ uint8_t fc_tm_sm:1; /* Single Mode */
+ uint8_t reserved:1;
+ uint8_t fc_tm_m6:1; /* Multimode, 62.5um (M6) */
+ uint8_t fc_tm_tv:1; /* Video Coax (TV) */
+ uint8_t fc_tm_mi:1; /* Miniature Coax (MI) */
+ uint8_t fc_tm_tp:1; /* Twisted Pair (TP) */
+ uint8_t fc_tm_tw:1; /* Twin Axial Pair */
+};
+
+struct sff_trasnceiver_codes_byte7 {
+ uint8_t fc_sp_100MB:1; /* 100 MB/sec */
+ uint8_t reserve:1;
+ uint8_t fc_sp_200mb:1; /* 200 MB/sec */
+ uint8_t fc_sp_3200MB:1; /* 3200 MB/sec */
+ uint8_t fc_sp_400MB:1; /* 400 MB/sec */
+ uint8_t fc_sp_1600MB:1; /* 1600 MB/sec */
+ uint8_t fc_sp_800MB:1; /* 800 MB/sec */
+ uint8_t fc_sp_1200MB:1; /* 1200 MB/sec */
+};
+
+/* User writable non-volatile memory, SFF-8472 Table 3.20 */
+struct user_eeprom {
+ uint8_t vendor_name[16];
+ uint8_t vendor_oui[3];
+ uint8_t vendor_pn[816];
+ uint8_t vendor_rev[4];
+ uint8_t vendor_sn[16];
+ uint8_t datecode[6];
+ uint8_t lot_code[2];
+ uint8_t reserved191[57];
+};
+
struct lpfc_mbx_pc_sli4_params {
uint32_t word1;
#define qs_SHIFT 0
@@ -3054,6 +3253,7 @@ struct lpfc_mqe {
struct lpfc_mbx_get_prof_cfg get_prof_cfg;
struct lpfc_mbx_wr_object wr_object;
struct lpfc_mbx_get_port_name get_port_name;
+ struct lpfc_mbx_memory_dump_type3 mem_dump_type3;
struct lpfc_mbx_nop nop;
} un;
};
@@ -3199,6 +3399,7 @@ struct lpfc_acqe_fc_la {
#define LPFC_FC_LA_SPEED_8G 0x8
#define LPFC_FC_LA_SPEED_10G 0xA
#define LPFC_FC_LA_SPEED_16G 0x10
+#define LPFC_FC_LA_SPEED_32G 0x20
#define lpfc_acqe_fc_la_topology_SHIFT 16
#define lpfc_acqe_fc_la_topology_MASK 0x000000FF
#define lpfc_acqe_fc_la_topology_WORD word0
diff --git a/drivers/scsi/lpfc/lpfc_mbox.c b/drivers/scsi/lpfc/lpfc_mbox.c
index 816f596cda60..eb627724417e 100644
--- a/drivers/scsi/lpfc/lpfc_mbox.c
+++ b/drivers/scsi/lpfc/lpfc_mbox.c
@@ -2255,6 +2255,158 @@ lpfc_sli4_dump_cfg_rg23(struct lpfc_hba *phba, struct lpfcMboxq *mbox)
return 0;
}
+void
+lpfc_mbx_cmpl_rdp_link_stat(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
+{
+ MAILBOX_t *mb;
+ int rc = FAILURE;
+ struct lpfc_rdp_context *rdp_context =
+ (struct lpfc_rdp_context *)(mboxq->context2);
+
+ mb = &mboxq->u.mb;
+ if (mb->mbxStatus)
+ goto mbx_failed;
+
+ memcpy(&rdp_context->link_stat, &mb->un.varRdLnk, sizeof(READ_LNK_VAR));
+
+ rc = SUCCESS;
+
+mbx_failed:
+ lpfc_sli4_mbox_cmd_free(phba, mboxq);
+ rdp_context->cmpl(phba, rdp_context, rc);
+}
+
+void
+lpfc_mbx_cmpl_rdp_page_a2(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox)
+{
+ struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *) mbox->context1;
+ struct lpfc_rdp_context *rdp_context =
+ (struct lpfc_rdp_context *)(mbox->context2);
+
+ if (bf_get(lpfc_mqe_status, &mbox->u.mqe))
+ goto error;
+
+ lpfc_sli_bemem_bcopy(mp->virt, &rdp_context->page_a2,
+ DMP_SFF_PAGE_A2_SIZE);
+
+ /* We don't need dma buffer for link stat. */
+ lpfc_mbuf_free(phba, mp->virt, mp->phys);
+ kfree(mp);
+
+ memset(mbox, 0, sizeof(*mbox));
+ lpfc_read_lnk_stat(phba, mbox);
+ mbox->vport = rdp_context->ndlp->vport;
+ mbox->mbox_cmpl = lpfc_mbx_cmpl_rdp_link_stat;
+ mbox->context2 = (struct lpfc_rdp_context *) rdp_context;
+ if (lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT) == MBX_NOT_FINISHED)
+ goto error;
+
+ return;
+
+error:
+ lpfc_mbuf_free(phba, mp->virt, mp->phys);
+ kfree(mp);
+ lpfc_sli4_mbox_cmd_free(phba, mbox);
+ rdp_context->cmpl(phba, rdp_context, FAILURE);
+}
+
+void
+lpfc_mbx_cmpl_rdp_page_a0(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox)
+{
+ int rc;
+ struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *) (mbox->context1);
+ struct lpfc_rdp_context *rdp_context =
+ (struct lpfc_rdp_context *)(mbox->context2);
+
+ if (bf_get(lpfc_mqe_status, &mbox->u.mqe))
+ goto error;
+
+ lpfc_sli_bemem_bcopy(mp->virt, &rdp_context->page_a0,
+ DMP_SFF_PAGE_A0_SIZE);
+
+ memset(mbox, 0, sizeof(*mbox));
+
+ memset(mp->virt, 0, DMP_SFF_PAGE_A2_SIZE);
+ INIT_LIST_HEAD(&mp->list);
+
+ /* save address for completion */
+ mbox->context1 = mp;
+ mbox->vport = rdp_context->ndlp->vport;
+
+ bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_DUMP_MEMORY);
+ bf_set(lpfc_mbx_memory_dump_type3_type,
+ &mbox->u.mqe.un.mem_dump_type3, DMP_LMSD);
+ bf_set(lpfc_mbx_memory_dump_type3_link,
+ &mbox->u.mqe.un.mem_dump_type3, phba->sli4_hba.physical_port);
+ bf_set(lpfc_mbx_memory_dump_type3_page_no,
+ &mbox->u.mqe.un.mem_dump_type3, DMP_PAGE_A2);
+ bf_set(lpfc_mbx_memory_dump_type3_length,
+ &mbox->u.mqe.un.mem_dump_type3, DMP_SFF_PAGE_A2_SIZE);
+ mbox->u.mqe.un.mem_dump_type3.addr_lo = putPaddrLow(mp->phys);
+ mbox->u.mqe.un.mem_dump_type3.addr_hi = putPaddrHigh(mp->phys);
+
+ mbox->mbox_cmpl = lpfc_mbx_cmpl_rdp_page_a2;
+ mbox->context2 = (struct lpfc_rdp_context *) rdp_context;
+ rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
+ if (rc == MBX_NOT_FINISHED)
+ goto error;
+
+ return;
+
+error:
+ lpfc_mbuf_free(phba, mp->virt, mp->phys);
+ kfree(mp);
+ lpfc_sli4_mbox_cmd_free(phba, mbox);
+ rdp_context->cmpl(phba, rdp_context, FAILURE);
+}
+
+
+/*
+ * lpfc_sli4_dump_sfp_pagea0 - Dump sli4 read SFP Diagnostic.
+ * @phba: pointer to the hba structure containing.
+ * @mbox: pointer to lpfc mbox command to initialize.
+ *
+ * This function create a SLI4 dump mailbox command to dump configure
+ * type 3 page 0xA0.
+ */
+int
+lpfc_sli4_dump_page_a0(struct lpfc_hba *phba, struct lpfcMboxq *mbox)
+{
+ struct lpfc_dmabuf *mp = NULL;
+
+ memset(mbox, 0, sizeof(*mbox));
+
+ mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
+ if (mp)
+ mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys);
+ if (!mp || !mp->virt) {
+ kfree(mp);
+ lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX,
+ "3569 dump type 3 page 0xA0 allocation failed\n");
+ return 1;
+ }
+
+ memset(mp->virt, 0, LPFC_BPL_SIZE);
+ INIT_LIST_HEAD(&mp->list);
+
+ bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_DUMP_MEMORY);
+ /* save address for completion */
+ mbox->context1 = mp;
+
+ bf_set(lpfc_mbx_memory_dump_type3_type,
+ &mbox->u.mqe.un.mem_dump_type3, DMP_LMSD);
+ bf_set(lpfc_mbx_memory_dump_type3_link,
+ &mbox->u.mqe.un.mem_dump_type3, phba->sli4_hba.physical_port);
+ bf_set(lpfc_mbx_memory_dump_type3_page_no,
+ &mbox->u.mqe.un.mem_dump_type3, DMP_PAGE_A0);
+ bf_set(lpfc_mbx_memory_dump_type3_length,
+ &mbox->u.mqe.un.mem_dump_type3, DMP_SFF_PAGE_A0_SIZE);
+ mbox->u.mqe.un.mem_dump_type3.addr_lo = putPaddrLow(mp->phys);
+ mbox->u.mqe.un.mem_dump_type3.addr_hi = putPaddrHigh(mp->phys);
+
+ return 0;
+}
+
/**
* lpfc_reg_fcfi - Initialize the REG_FCFI mailbox command
* @phba: pointer to the hba structure containing the FCF index and RQ ID.
diff --git a/drivers/scsi/lpfc/lpfc_sli4.h b/drivers/scsi/lpfc/lpfc_sli4.h
index 2ce6cb58fa8d..d1a5b057c6f3 100644
--- a/drivers/scsi/lpfc/lpfc_sli4.h
+++ b/drivers/scsi/lpfc/lpfc_sli4.h
@@ -652,6 +652,16 @@ struct lpfc_rsrc_blks {
uint16_t rsrc_used;
};
+struct lpfc_rdp_context {
+ struct lpfc_nodelist *ndlp;
+ uint16_t ox_id;
+ uint16_t rx_id;
+ READ_LNK_VAR link_stat;
+ uint8_t page_a0[DMP_SFF_PAGE_A0_SIZE];
+ uint8_t page_a2[DMP_SFF_PAGE_A2_SIZE];
+ void (*cmpl)(struct lpfc_hba *, struct lpfc_rdp_context*, int);
+};
+
struct lpfc_lcb_context {
uint8_t sub_command;
uint8_t type;