lpfc: Add support for SmartSAN 2.0

Revise versions to reflect SmartSAN 2.0 support

RDP updated to support additional descriptors:
  Credit descriptor
  Optical Element Data descriptors for Temperature, Voltage,
        Bias current, TX power and TX power.
  Optical Product Data descriptor.

Signed-off-by: Dick Kennedy <dick.kennedy@avagotech.com>
Signed-off-by: James Smart <james.smart@avagotech.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

1 files changed, 153 insertions, 0 deletions

diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index 27dcde95ac0f..9459ac451600 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -4708,6 +4708,144 @@ lpfc_rdp_res_link_error(struct fc_rdp_link_error_status_desc *desc,
 	desc->length = cpu_to_be32(sizeof(desc->info));
 }
 
+void
+lpfc_rdp_res_bbc_desc(struct fc_rdp_bbc_desc *desc, READ_LNK_VAR *stat,
+		      struct lpfc_vport *vport)
+{
+	desc->tag = cpu_to_be32(RDP_BBC_DESC_TAG);
+
+	desc->bbc_info.port_bbc = cpu_to_be32(
+				vport->fc_sparam.cmn.bbCreditMsb |
+				vport->fc_sparam.cmn.bbCreditlsb << 8);
+	if (vport->phba->fc_topology != LPFC_TOPOLOGY_LOOP)
+		desc->bbc_info.attached_port_bbc = cpu_to_be32(
+				vport->phba->fc_fabparam.cmn.bbCreditMsb |
+				vport->phba->fc_fabparam.cmn.bbCreditlsb << 8);
+	else
+		desc->bbc_info.attached_port_bbc = 0;
+
+	desc->bbc_info.rtt = 0;
+	desc->length = cpu_to_be32(sizeof(desc->bbc_info));
+}
+
+void
+lpfc_rdp_res_oed_temp_desc(struct fc_rdp_oed_sfp_desc *desc, uint8_t *page_a2)
+{
+	uint32_t flags;
+
+	desc->tag = cpu_to_be32(RDP_OED_DESC_TAG);
+
+	desc->oed_info.hi_alarm =
+			cpu_to_be16(page_a2[SSF_TEMP_HIGH_ALARM]);
+	desc->oed_info.lo_alarm = cpu_to_be16(page_a2[SSF_TEMP_LOW_ALARM]);
+	desc->oed_info.hi_warning =
+			cpu_to_be16(page_a2[SSF_TEMP_HIGH_WARNING]);
+	desc->oed_info.lo_warning =
+			cpu_to_be16(page_a2[SSF_TEMP_LOW_WARNING]);
+	flags = 0xf; /* All four are valid */
+	flags |= ((0xf & RDP_OED_TEMPERATURE) << RDP_OED_TYPE_SHIFT);
+	desc->oed_info.function_flags = cpu_to_be32(flags);
+	desc->length = cpu_to_be32(sizeof(desc->oed_info));
+}
+
+void
+lpfc_rdp_res_oed_voltage_desc(struct fc_rdp_oed_sfp_desc *desc,
+			      uint8_t *page_a2)
+{
+	uint32_t flags;
+
+	desc->tag = cpu_to_be32(RDP_OED_DESC_TAG);
+
+	desc->oed_info.hi_alarm =
+			cpu_to_be16(page_a2[SSF_VOLTAGE_HIGH_ALARM]);
+	desc->oed_info.lo_alarm = cpu_to_be16(page_a2[SSF_VOLTAGE_LOW_ALARM]);
+	desc->oed_info.hi_warning =
+			cpu_to_be16(page_a2[SSF_VOLTAGE_HIGH_WARNING]);
+	desc->oed_info.lo_warning =
+			cpu_to_be16(page_a2[SSF_VOLTAGE_LOW_WARNING]);
+	flags = 0xf; /* All four are valid */
+	flags |= ((0xf & RDP_OED_VOLTAGE) << RDP_OED_TYPE_SHIFT);
+	desc->oed_info.function_flags = cpu_to_be32(flags);
+	desc->length = cpu_to_be32(sizeof(desc->oed_info));
+}
+
+void
+lpfc_rdp_res_oed_txbias_desc(struct fc_rdp_oed_sfp_desc *desc,
+			     uint8_t *page_a2)
+{
+	uint32_t flags;
+
+	desc->tag = cpu_to_be32(RDP_OED_DESC_TAG);
+
+	desc->oed_info.hi_alarm =
+			cpu_to_be16(page_a2[SSF_BIAS_HIGH_ALARM]);
+	desc->oed_info.lo_alarm = cpu_to_be16(page_a2[SSF_BIAS_LOW_ALARM]);
+	desc->oed_info.hi_warning =
+			cpu_to_be16(page_a2[SSF_BIAS_HIGH_WARNING]);
+	desc->oed_info.lo_warning =
+			cpu_to_be16(page_a2[SSF_BIAS_LOW_WARNING]);
+	flags = 0xf; /* All four are valid */
+	flags |= ((0xf & RDP_OED_TXBIAS) << RDP_OED_TYPE_SHIFT);
+	desc->oed_info.function_flags = cpu_to_be32(flags);
+	desc->length = cpu_to_be32(sizeof(desc->oed_info));
+}
+
+void
+lpfc_rdp_res_oed_txpower_desc(struct fc_rdp_oed_sfp_desc *desc,
+			      uint8_t *page_a2)
+{
+	uint32_t flags;
+
+	desc->tag = cpu_to_be32(RDP_OED_DESC_TAG);
+
+	desc->oed_info.hi_alarm =
+			cpu_to_be16(page_a2[SSF_TXPOWER_HIGH_ALARM]);
+	desc->oed_info.lo_alarm = cpu_to_be16(page_a2[SSF_TXPOWER_LOW_ALARM]);
+	desc->oed_info.hi_warning =
+			cpu_to_be16(page_a2[SSF_TXPOWER_HIGH_WARNING]);
+	desc->oed_info.lo_warning =
+			cpu_to_be16(page_a2[SSF_TXPOWER_LOW_WARNING]);
+	flags = 0xf; /* All four are valid */
+	flags |= ((0xf & RDP_OED_TXPOWER) << RDP_OED_TYPE_SHIFT);
+	desc->oed_info.function_flags = cpu_to_be32(flags);
+	desc->length = cpu_to_be32(sizeof(desc->oed_info));
+}
+
+
+void
+lpfc_rdp_res_oed_rxpower_desc(struct fc_rdp_oed_sfp_desc *desc,
+			      uint8_t *page_a2)
+{
+	uint32_t flags;
+
+	desc->tag = cpu_to_be32(RDP_OED_DESC_TAG);
+
+	desc->oed_info.hi_alarm =
+			cpu_to_be16(page_a2[SSF_RXPOWER_HIGH_ALARM]);
+	desc->oed_info.lo_alarm = cpu_to_be16(page_a2[SSF_RXPOWER_LOW_ALARM]);
+	desc->oed_info.hi_warning =
+			cpu_to_be16(page_a2[SSF_RXPOWER_HIGH_WARNING]);
+	desc->oed_info.lo_warning =
+			cpu_to_be16(page_a2[SSF_RXPOWER_LOW_WARNING]);
+	flags = 0xf; /* All four are valid */
+	flags |= ((0xf & RDP_OED_RXPOWER) << RDP_OED_TYPE_SHIFT);
+	desc->oed_info.function_flags = cpu_to_be32(flags);
+	desc->length = cpu_to_be32(sizeof(desc->oed_info));
+}
+
+void
+lpfc_rdp_res_opd_desc(struct fc_rdp_opd_sfp_desc *desc,
+		      uint8_t *page_a0, struct lpfc_vport *vport)
+{
+	desc->tag = cpu_to_be32(RDP_OPD_DESC_TAG);
+	memcpy(desc->opd_info.vendor_name, &page_a0[SSF_VENDOR_NAME], 16);
+	memcpy(desc->opd_info.model_number, &page_a0[SSF_VENDOR_PN], 16);
+	memcpy(desc->opd_info.serial_number, &page_a0[SSF_VENDOR_SN], 16);
+	memcpy(desc->opd_info.revision, &page_a0[SSF_VENDOR_REV], 2);
+	memcpy(desc->opd_info.date, &page_a0[SSF_DATE_CODE], 8);
+	desc->length = cpu_to_be32(sizeof(desc->opd_info));
+}
+
 int
 lpfc_rdp_res_fec_desc(struct fc_fec_rdp_desc *desc, READ_LNK_VAR *stat)
 {
@@ -4779,6 +4917,8 @@ lpfc_rdp_res_speed(struct fc_rdp_port_speed_desc *desc, struct lpfc_hba *phba)
 
 	if (rdp_cap == 0)
 		rdp_cap = RDP_CAP_UNKNOWN;
+	if (phba->cfg_link_speed != LPFC_USER_LINK_SPEED_AUTO)
+		rdp_cap |= RDP_CAP_USER_CONFIGURED;
 
 	desc->info.port_speed.capabilities = cpu_to_be16(rdp_cap);
 	desc->length = cpu_to_be32(sizeof(desc->info));
@@ -4878,6 +5018,19 @@ lpfc_els_rdp_cmpl(struct lpfc_hba *phba, struct lpfc_rdp_context *rdp_context,
 	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);
+	lpfc_rdp_res_bbc_desc(&rdp_res->bbc_desc, &rdp_context->link_stat,
+			      vport);
+	lpfc_rdp_res_oed_temp_desc(&rdp_res->oed_temp_desc,
+				   rdp_context->page_a2);
+	lpfc_rdp_res_oed_voltage_desc(&rdp_res->oed_voltage_desc,
+				      rdp_context->page_a2);
+	lpfc_rdp_res_oed_txbias_desc(&rdp_res->oed_txbias_desc,
+				     rdp_context->page_a2);
+	lpfc_rdp_res_oed_txpower_desc(&rdp_res->oed_txpower_desc,
+				      rdp_context->page_a2);
+	lpfc_rdp_res_oed_rxpower_desc(&rdp_res->oed_rxpower_desc,
+				      rdp_context->page_a2);
+	lpfc_rdp_res_opd_desc(&rdp_res->opd_desc, rdp_context->page_a0, vport);
 	fec_size = lpfc_rdp_res_fec_desc(&rdp_res->fec_desc,
 			&rdp_context->link_stat);
 	rdp_res->length = cpu_to_be32(fec_size + RDP_DESC_PAYLOAD_SIZE);