diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h
index 579c80b5099a..c23c29b451c2 100644
--- a/drivers/scsi/lpfc/lpfc.h
+++ b/drivers/scsi/lpfc/lpfc.h
@@ -335,6 +335,18 @@ enum hba_state {
 	LPFC_HBA_ERROR       =  -1
 };
 
+struct lpfc_trunk_link_state {
+	enum hba_state state;
+	uint8_t fault;
+};
+
+struct lpfc_trunk_link  {
+	struct lpfc_trunk_link_state link0,
+				     link1,
+				     link2,
+				     link3;
+};
+
 struct lpfc_vport {
 	struct lpfc_hba *phba;
 	struct list_head listentry;
@@ -684,6 +696,7 @@ struct lpfc_hba {
 	uint32_t iocb_cmd_size;
 	uint32_t iocb_rsp_size;
 
+	struct lpfc_trunk_link  trunk_link;
 	enum hba_state link_state;
 	uint32_t link_flag;	/* link state flags */
 #define LS_LOOPBACK_MODE      0x1	/* NPort is in Loopback mode */
diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index 1b19e8c6d7f3..fdc706fc0209 100644
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -883,6 +883,42 @@ lpfc_link_state_show(struct device *dev, struct device_attribute *attr,
 		}
 	}
 
+	if ((phba->sli_rev == LPFC_SLI_REV4) &&
+	    ((bf_get(lpfc_sli_intf_if_type,
+	     &phba->sli4_hba.sli_intf) ==
+	     LPFC_SLI_INTF_IF_TYPE_6))) {
+		struct lpfc_trunk_link link = phba->trunk_link;
+
+		if (bf_get(lpfc_conf_trunk_port0, &phba->sli4_hba))
+			len += snprintf(buf + len, PAGE_SIZE - len,
+				"Trunk port 0: Link %s %s\n",
+				(link.link0.state == LPFC_LINK_UP) ?
+				 "Up" : "Down. ",
+				trunk_errmsg[link.link0.fault]);
+
+		if (bf_get(lpfc_conf_trunk_port1, &phba->sli4_hba))
+			len += snprintf(buf + len, PAGE_SIZE - len,
+				"Trunk port 1: Link %s %s\n",
+				(link.link1.state == LPFC_LINK_UP) ?
+				 "Up" : "Down. ",
+				trunk_errmsg[link.link1.fault]);
+
+		if (bf_get(lpfc_conf_trunk_port2, &phba->sli4_hba))
+			len += snprintf(buf + len, PAGE_SIZE - len,
+				"Trunk port 2: Link %s %s\n",
+				(link.link2.state == LPFC_LINK_UP) ?
+				 "Up" : "Down. ",
+				trunk_errmsg[link.link2.fault]);
+
+		if (bf_get(lpfc_conf_trunk_port3, &phba->sli4_hba))
+			len += snprintf(buf + len, PAGE_SIZE - len,
+				"Trunk port 3: Link %s %s\n",
+				(link.link3.state == LPFC_LINK_UP) ?
+				 "Up" : "Down. ",
+				trunk_errmsg[link.link3.fault]);
+
+	}
+
 	return len;
 }
 
@@ -1430,6 +1466,66 @@ lpfc_nport_evt_cnt_show(struct device *dev, struct device_attribute *attr,
 	return snprintf(buf, PAGE_SIZE, "%d\n", phba->nport_event_cnt);
 }
 
+int
+lpfc_set_trunking(struct lpfc_hba *phba, char *buff_out)
+{
+	LPFC_MBOXQ_t *mbox = NULL;
+	unsigned long val = 0;
+	char *pval = 0;
+	int rc = 0;
+
+	if (!strncmp("enable", buff_out,
+				 strlen("enable"))) {
+		pval = buff_out + strlen("enable") + 1;
+		rc = kstrtoul(pval, 0, &val);
+		if (rc)
+			return rc; /* Invalid  number */
+	} else if (!strncmp("disable", buff_out,
+				 strlen("disable"))) {
+		val = 0;
+	} else {
+		return -EINVAL;  /* Invalid command */
+	}
+
+	switch (val) {
+	case 0:
+		val = 0x0; /* Disable */
+		break;
+	case 2:
+		val = 0x1; /* Enable two port trunk */
+		break;
+	case 4:
+		val = 0x2; /* Enable four port trunk */
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	lpfc_printf_log(phba, KERN_ERR, LOG_MBOX,
+			"0070 Set trunk mode with val %ld ", val);
+
+	mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
+	if (!mbox)
+		return -ENOMEM;
+
+	lpfc_sli4_config(phba, mbox, LPFC_MBOX_SUBSYSTEM_FCOE,
+			 LPFC_MBOX_OPCODE_FCOE_FC_SET_TRUNK_MODE,
+			 12, LPFC_SLI4_MBX_EMBED);
+
+	bf_set(lpfc_mbx_set_trunk_mode,
+	       &mbox->u.mqe.un.set_trunk_mode,
+	       val);
+	rc = lpfc_sli_issue_mbox(phba, mbox, MBX_POLL);
+	if (rc)
+		lpfc_printf_log(phba, KERN_ERR, LOG_MBOX,
+				"0071 Set trunk mode failed with status: %d",
+				rc);
+	if (rc != MBX_TIMEOUT)
+		mempool_free(mbox, phba->mbox_mem_pool);
+
+	return 0;
+}
+
 /**
  * lpfc_board_mode_show - Return the state of the board
  * @dev: class device that is converted into a Scsi_host.
@@ -1522,6 +1618,8 @@ lpfc_board_mode_store(struct device *dev, struct device_attribute *attr,
 		status = lpfc_sli4_pdev_reg_request(phba, LPFC_FW_RESET);
 	else if (strncmp(buf, "dv_reset", sizeof("dv_reset") - 1) == 0)
 		status = lpfc_sli4_pdev_reg_request(phba, LPFC_DV_RESET);
+	else if (strncmp(buf, "trunk", sizeof("trunk") - 1) == 0)
+		status = lpfc_set_trunking(phba, (char *)buf + sizeof("trunk"));
 	else
 		status = -EINVAL;
 
@@ -6019,6 +6117,9 @@ lpfc_get_host_speed(struct Scsi_Host *shost)
 		case LPFC_LINK_SPEED_64GHZ:
 			fc_host_speed(shost) = FC_PORTSPEED_64GBIT;
 			break;
+		case LPFC_LINK_SPEED_128GHZ:
+			fc_host_speed(shost) = FC_PORTSPEED_128GBIT;
+			break;
 		default:
 			fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN;
 			break;
diff --git a/drivers/scsi/lpfc/lpfc_bsg.c b/drivers/scsi/lpfc/lpfc_bsg.c
index eb2e8c941b78..43dcd1daa616 100644
--- a/drivers/scsi/lpfc/lpfc_bsg.c
+++ b/drivers/scsi/lpfc/lpfc_bsg.c
@@ -5615,6 +5615,77 @@ ras_job_error:
 	return rc;
 }
 
+static int
+lpfc_get_trunk_info(struct bsg_job *job)
+{
+	struct lpfc_vport *vport = shost_priv(fc_bsg_to_shost(job));
+	struct lpfc_hba *phba = vport->phba;
+	struct fc_bsg_reply *bsg_reply = job->reply;
+	struct lpfc_trunk_info *event_reply;
+	int rc = 0;
+
+	if (job->request_len <
+	    sizeof(struct fc_bsg_request) + sizeof(struct get_trunk_info_req)) {
+		lpfc_printf_log(phba, KERN_ERR, LOG_LIBDFC,
+				"2744 Received GET TRUNK _INFO request below "
+				"minimum size\n");
+		rc = -EINVAL;
+		goto job_error;
+	}
+
+	event_reply = (struct lpfc_trunk_info *)
+		bsg_reply->reply_data.vendor_reply.vendor_rsp;
+
+	if (job->reply_len <
+	    sizeof(struct fc_bsg_request) + sizeof(struct lpfc_trunk_info)) {
+		lpfc_printf_log(phba, KERN_WARNING, LOG_LIBDFC,
+				"2728 Received GET TRUNK _INFO reply below "
+				"minimum size\n");
+		rc = -EINVAL;
+		goto job_error;
+	}
+	if (event_reply == NULL) {
+		rc = -EINVAL;
+		goto job_error;
+	}
+
+	bsg_bf_set(lpfc_trunk_info_link_status, event_reply,
+		   (phba->link_state >= LPFC_LINK_UP) ? 1 : 0);
+
+	bsg_bf_set(lpfc_trunk_info_trunk_active0, event_reply,
+		   (phba->trunk_link.link0.state == LPFC_LINK_UP) ? 1 : 0);
+
+	bsg_bf_set(lpfc_trunk_info_trunk_active1, event_reply,
+		   (phba->trunk_link.link1.state == LPFC_LINK_UP) ? 1 : 0);
+
+	bsg_bf_set(lpfc_trunk_info_trunk_active2, event_reply,
+		   (phba->trunk_link.link2.state == LPFC_LINK_UP) ? 1 : 0);
+
+	bsg_bf_set(lpfc_trunk_info_trunk_active3, event_reply,
+		   (phba->trunk_link.link3.state == LPFC_LINK_UP) ? 1 : 0);
+
+	bsg_bf_set(lpfc_trunk_info_trunk_config0, event_reply,
+		   bf_get(lpfc_conf_trunk_port0, &phba->sli4_hba));
+
+	bsg_bf_set(lpfc_trunk_info_trunk_config1, event_reply,
+		   bf_get(lpfc_conf_trunk_port1, &phba->sli4_hba));
+
+	bsg_bf_set(lpfc_trunk_info_trunk_config2, event_reply,
+		   bf_get(lpfc_conf_trunk_port2, &phba->sli4_hba));
+
+	bsg_bf_set(lpfc_trunk_info_trunk_config3, event_reply,
+		   bf_get(lpfc_conf_trunk_port3, &phba->sli4_hba));
+
+	event_reply->port_speed = phba->sli4_hba.link_state.speed / 1000;
+	event_reply->logical_speed =
+				phba->sli4_hba.link_state.logical_speed / 100;
+job_error:
+	bsg_reply->result = rc;
+	bsg_job_done(job, bsg_reply->result,
+		       bsg_reply->reply_payload_rcv_len);
+	return rc;
+
+}
 
 /**
  * lpfc_bsg_hst_vendor - process a vendor-specific fc_bsg_job
@@ -5675,6 +5746,9 @@ lpfc_bsg_hst_vendor(struct bsg_job *job)
 	case LPFC_BSG_VENDOR_RAS_SET_CONFIG:
 		rc = lpfc_bsg_set_ras_config(job);
 		break;
+	case LPFC_BSG_VENDOR_GET_TRUNK_INFO:
+		rc = lpfc_get_trunk_info(job);
+		break;
 	default:
 		rc = -EINVAL;
 		bsg_reply->reply_payload_rcv_len = 0;
diff --git a/drivers/scsi/lpfc/lpfc_bsg.h b/drivers/scsi/lpfc/lpfc_bsg.h
index 820323f1139b..9151824beea4 100644
--- a/drivers/scsi/lpfc/lpfc_bsg.h
+++ b/drivers/scsi/lpfc/lpfc_bsg.h
@@ -42,6 +42,7 @@
 #define LPFC_BSG_VENDOR_RAS_GET_FWLOG		17
 #define LPFC_BSG_VENDOR_RAS_GET_CONFIG		18
 #define LPFC_BSG_VENDOR_RAS_SET_CONFIG		19
+#define LPFC_BSG_VENDOR_GET_TRUNK_INFO		20
 
 struct set_ct_event {
 	uint32_t command;
@@ -331,6 +332,43 @@ struct lpfc_bsg_get_ras_config_reply {
 	uint32_t log_buff_sz;
 };
 
+struct lpfc_trunk_info {
+	uint32_t word0;
+#define lpfc_trunk_info_link_status_SHIFT      0
+#define lpfc_trunk_info_link_status_MASK       1
+#define lpfc_trunk_info_link_status_WORD       word0
+#define lpfc_trunk_info_trunk_active0_SHIFT    8
+#define lpfc_trunk_info_trunk_active0_MASK     1
+#define lpfc_trunk_info_trunk_active0_WORD     word0
+#define lpfc_trunk_info_trunk_active1_SHIFT    9
+#define lpfc_trunk_info_trunk_active1_MASK     1
+#define lpfc_trunk_info_trunk_active1_WORD     word0
+#define lpfc_trunk_info_trunk_active2_SHIFT    10
+#define lpfc_trunk_info_trunk_active2_MASK     1
+#define lpfc_trunk_info_trunk_active2_WORD     word0
+#define lpfc_trunk_info_trunk_active3_SHIFT    11
+#define lpfc_trunk_info_trunk_active3_MASK     1
+#define lpfc_trunk_info_trunk_active3_WORD     word0
+#define lpfc_trunk_info_trunk_config0_SHIFT    12
+#define lpfc_trunk_info_trunk_config0_MASK     1
+#define lpfc_trunk_info_trunk_config0_WORD     word0
+#define lpfc_trunk_info_trunk_config1_SHIFT    13
+#define lpfc_trunk_info_trunk_config1_MASK     1
+#define lpfc_trunk_info_trunk_config1_WORD     word0
+#define lpfc_trunk_info_trunk_config2_SHIFT    14
+#define lpfc_trunk_info_trunk_config2_MASK     1
+#define lpfc_trunk_info_trunk_config2_WORD     word0
+#define lpfc_trunk_info_trunk_config3_SHIFT    15
+#define lpfc_trunk_info_trunk_config3_MASK     1
+#define lpfc_trunk_info_trunk_config3_WORD     word0
+	uint16_t    port_speed;
+	uint16_t    logical_speed;
+	uint32_t    reserved3;
+};
+
+struct get_trunk_info_req {
+	uint32_t command;
+};
 
 /* driver only */
 #define SLI_CONFIG_NOT_HANDLED		0
diff --git a/drivers/scsi/lpfc/lpfc_ct.c b/drivers/scsi/lpfc/lpfc_ct.c
index 62e8ae3b4685..6305ffeba7ea 100644
--- a/drivers/scsi/lpfc/lpfc_ct.c
+++ b/drivers/scsi/lpfc/lpfc_ct.c
@@ -2340,6 +2340,8 @@ lpfc_fdmi_port_attr_support_speed(struct lpfc_vport *vport,
 
 	ae->un.AttrInt = 0;
 	if (!(phba->hba_flag & HBA_FCOE_MODE)) {
+		if (phba->lmt & LMT_128Gb)
+			ae->un.AttrInt |= HBA_PORTSPEED_128GFC;
 		if (phba->lmt & LMT_64Gb)
 			ae->un.AttrInt |= HBA_PORTSPEED_64GFC;
 		if (phba->lmt & LMT_32Gb)
@@ -2416,6 +2418,9 @@ lpfc_fdmi_port_attr_speed(struct lpfc_vport *vport,
 		case LPFC_LINK_SPEED_64GHZ:
 			ae->un.AttrInt = HBA_PORTSPEED_64GFC;
 			break;
+		case LPFC_LINK_SPEED_128GHZ:
+			ae->un.AttrInt = HBA_PORTSPEED_128GFC;
+			break;
 		default:
 			ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN;
 			break;
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index 6db426fec493..5c34bfa624ef 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -5377,6 +5377,8 @@ lpfc_rdp_res_speed(struct fc_rdp_port_speed_desc *desc, struct lpfc_hba *phba)
 
 	desc->info.port_speed.speed = cpu_to_be16(rdp_speed);
 
+	if (phba->lmt & LMT_128Gb)
+		rdp_cap |= RDP_PS_128GB;
 	if (phba->lmt & LMT_64Gb)
 		rdp_cap |= RDP_PS_64GB;
 	if (phba->lmt & LMT_32Gb)
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index 1723382df8ce..6c2fb55d739b 100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -3114,6 +3114,7 @@ lpfc_mbx_process_link_up(struct lpfc_hba *phba, struct lpfc_mbx_read_top *la)
 		case LPFC_LINK_SPEED_16GHZ:
 		case LPFC_LINK_SPEED_32GHZ:
 		case LPFC_LINK_SPEED_64GHZ:
+		case LPFC_LINK_SPEED_128GHZ:
 			break;
 		default:
 			phba->fc_linkspeed = LPFC_LINK_SPEED_UNKNOWN;
diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h
index d3fde543dd4f..4e7fa3c44eee 100644
--- a/drivers/scsi/lpfc/lpfc_hw4.h
+++ b/drivers/scsi/lpfc/lpfc_hw4.h
@@ -1035,6 +1035,7 @@ struct mbox_header {
 #define LPFC_MBOX_OPCODE_FCOE_SET_FCLINK_SETTINGS	0x21
 #define LPFC_MBOX_OPCODE_FCOE_LINK_DIAG_STATE		0x22
 #define LPFC_MBOX_OPCODE_FCOE_LINK_DIAG_LOOPBACK	0x23
+#define LPFC_MBOX_OPCODE_FCOE_FC_SET_TRUNK_MODE		0x42
 
 /* Low level Opcodes */
 #define LPFC_MBOX_OPCODE_SET_DIAG_LOG_OPTION		0x37
@@ -2781,6 +2782,9 @@ struct lpfc_mbx_read_config {
 #define lpfc_mbx_rd_conf_lnk_ldv_SHIFT		8
 #define lpfc_mbx_rd_conf_lnk_ldv_MASK		0x00000001
 #define lpfc_mbx_rd_conf_lnk_ldv_WORD		word2
+#define lpfc_mbx_rd_conf_trunk_SHIFT		12
+#define lpfc_mbx_rd_conf_trunk_MASK		0x0000000F
+#define lpfc_mbx_rd_conf_trunk_WORD		word2
 #define lpfc_mbx_rd_conf_topology_SHIFT		24
 #define lpfc_mbx_rd_conf_topology_MASK		0x000000FF
 #define lpfc_mbx_rd_conf_topology_WORD		word2
@@ -3516,6 +3520,15 @@ struct lpfc_mbx_set_host_data {
 	uint8_t  data[LPFC_HOST_OS_DRIVER_VERSION_SIZE];
 };
 
+struct lpfc_mbx_set_trunk_mode {
+	struct mbox_header header;
+	uint32_t word0;
+#define lpfc_mbx_set_trunk_mode_WORD      word0
+#define lpfc_mbx_set_trunk_mode_SHIFT     0
+#define lpfc_mbx_set_trunk_mode_MASK      0xFF
+	uint32_t word1;
+	uint32_t word2;
+};
 
 struct lpfc_mbx_get_sli4_parameters {
 	struct mbox_header header;
@@ -3915,6 +3928,7 @@ struct lpfc_mqe {
 		struct lpfc_mbx_set_feature  set_feature;
 		struct lpfc_mbx_memory_dump_type3 mem_dump_type3;
 		struct lpfc_mbx_set_host_data set_host_data;
+		struct lpfc_mbx_set_trunk_mode set_trunk_mode;
 		struct lpfc_mbx_nop nop;
 		struct lpfc_mbx_set_ras_fwlog ras_fwlog;
 	} un;
@@ -4051,6 +4065,23 @@ struct lpfc_acqe_grp5 {
 	uint32_t trailer;
 };
 
+static char *const trunk_errmsg[] = {	/* map errcode */
+	"",	/* There is no such error code at index 0*/
+	"link negotiated speed does not match existing"
+		" trunk - link was \"low\" speed",
+	"link negotiated speed does not match"
+		" existing trunk - link was \"middle\" speed",
+	"link negotiated speed does not match existing"
+		" trunk - link was \"high\" speed",
+	"Attached to non-trunking port - F_Port",
+	"Attached to non-trunking port - N_Port",
+	"FLOGI response timeout",
+	"non-FLOGI frame received",
+	"Invalid FLOGI response",
+	"Trunking initialization protocol",
+	"Trunk peer device mismatch",
+};
+
 struct lpfc_acqe_fc_la {
 	uint32_t word0;
 #define lpfc_acqe_fc_la_speed_SHIFT		24
@@ -4084,6 +4115,7 @@ struct lpfc_acqe_fc_la {
 #define LPFC_FC_LA_TYPE_MDS_LINK_DOWN	0x4
 #define LPFC_FC_LA_TYPE_MDS_LOOPBACK	0x5
 #define LPFC_FC_LA_TYPE_UNEXP_WWPN	0x6
+#define LPFC_FC_LA_TYPE_TRUNKING_EVENT  0x7
 #define lpfc_acqe_fc_la_port_type_SHIFT		6
 #define lpfc_acqe_fc_la_port_type_MASK		0x00000003
 #define lpfc_acqe_fc_la_port_type_WORD		word0
@@ -4092,6 +4124,32 @@ struct lpfc_acqe_fc_la {
 #define lpfc_acqe_fc_la_port_number_SHIFT	0
 #define lpfc_acqe_fc_la_port_number_MASK	0x0000003F
 #define lpfc_acqe_fc_la_port_number_WORD	word0
+
+/* Attention Type is 0x07 (Trunking Event) word0 */
+#define lpfc_acqe_fc_la_trunk_link_status_port0_SHIFT	16
+#define lpfc_acqe_fc_la_trunk_link_status_port0_MASK	0x0000001
+#define lpfc_acqe_fc_la_trunk_link_status_port0_WORD	word0
+#define lpfc_acqe_fc_la_trunk_link_status_port1_SHIFT	17
+#define lpfc_acqe_fc_la_trunk_link_status_port1_MASK	0x0000001
+#define lpfc_acqe_fc_la_trunk_link_status_port1_WORD	word0
+#define lpfc_acqe_fc_la_trunk_link_status_port2_SHIFT	18
+#define lpfc_acqe_fc_la_trunk_link_status_port2_MASK	0x0000001
+#define lpfc_acqe_fc_la_trunk_link_status_port2_WORD	word0
+#define lpfc_acqe_fc_la_trunk_link_status_port3_SHIFT	19
+#define lpfc_acqe_fc_la_trunk_link_status_port3_MASK	0x0000001
+#define lpfc_acqe_fc_la_trunk_link_status_port3_WORD	word0
+#define lpfc_acqe_fc_la_trunk_config_port0_SHIFT	20
+#define lpfc_acqe_fc_la_trunk_config_port0_MASK		0x0000001
+#define lpfc_acqe_fc_la_trunk_config_port0_WORD		word0
+#define lpfc_acqe_fc_la_trunk_config_port1_SHIFT	21
+#define lpfc_acqe_fc_la_trunk_config_port1_MASK		0x0000001
+#define lpfc_acqe_fc_la_trunk_config_port1_WORD		word0
+#define lpfc_acqe_fc_la_trunk_config_port2_SHIFT	22
+#define lpfc_acqe_fc_la_trunk_config_port2_MASK		0x0000001
+#define lpfc_acqe_fc_la_trunk_config_port2_WORD		word0
+#define lpfc_acqe_fc_la_trunk_config_port3_SHIFT	23
+#define lpfc_acqe_fc_la_trunk_config_port3_MASK		0x0000001
+#define lpfc_acqe_fc_la_trunk_config_port3_WORD		word0
 	uint32_t word1;
 #define lpfc_acqe_fc_la_llink_spd_SHIFT		16
 #define lpfc_acqe_fc_la_llink_spd_MASK		0x0000FFFF
@@ -4099,6 +4157,12 @@ struct lpfc_acqe_fc_la {
 #define lpfc_acqe_fc_la_fault_SHIFT		0
 #define lpfc_acqe_fc_la_fault_MASK		0x000000FF
 #define lpfc_acqe_fc_la_fault_WORD		word1
+#define lpfc_acqe_fc_la_trunk_fault_SHIFT		0
+#define lpfc_acqe_fc_la_trunk_fault_MASK		0x0000000F
+#define lpfc_acqe_fc_la_trunk_fault_WORD		word1
+#define lpfc_acqe_fc_la_trunk_linkmask_SHIFT		4
+#define lpfc_acqe_fc_la_trunk_linkmask_MASK		0x000000F
+#define lpfc_acqe_fc_la_trunk_linkmask_WORD		word1
 #define LPFC_FC_LA_FAULT_NONE		0x0
 #define LPFC_FC_LA_FAULT_LOCAL		0x1
 #define LPFC_FC_LA_FAULT_REMOTE		0x2
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index 4ddf0a9ca188..fcf9042180b4 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -4108,6 +4108,8 @@ void lpfc_host_supported_speeds_set(struct Scsi_Host *shost)
 	struct lpfc_hba   *phba = vport->phba;
 
 	fc_host_supported_speeds(shost) = 0;
+	if (phba->lmt & LMT_128Gb)
+		fc_host_supported_speeds(shost) |= FC_PORTSPEED_128GBIT;
 	if (phba->lmt & LMT_64Gb)
 		fc_host_supported_speeds(shost) |= FC_PORTSPEED_64GBIT;
 	if (phba->lmt & LMT_32Gb)
@@ -4471,6 +4473,9 @@ lpfc_sli4_port_speed_parse(struct lpfc_hba *phba, uint32_t evt_code,
 		case LPFC_FC_LA_SPEED_64G:
 			port_speed = 64000;
 			break;
+		case LPFC_FC_LA_SPEED_128G:
+			port_speed = 128000;
+			break;
 		default:
 			port_speed = 0;
 		}
@@ -4612,6 +4617,140 @@ out_free_pmb:
 	mempool_free(pmb, phba->mbox_mem_pool);
 }
 
+/**
+ * lpfc_async_link_speed_to_read_top - Parse async evt link speed code to read
+ * topology.
+ * @phba: pointer to lpfc hba data structure.
+ * @evt_code: asynchronous event code.
+ * @speed_code: asynchronous event link speed code.
+ *
+ * This routine is to parse the giving SLI4 async event link speed code into
+ * value of Read topology link speed.
+ *
+ * Return: link speed in terms of Read topology.
+ **/
+static uint8_t
+lpfc_async_link_speed_to_read_top(struct lpfc_hba *phba, uint8_t speed_code)
+{
+	uint8_t port_speed;
+
+	switch (speed_code) {
+	case LPFC_FC_LA_SPEED_1G:
+		port_speed = LPFC_LINK_SPEED_1GHZ;
+		break;
+	case LPFC_FC_LA_SPEED_2G:
+		port_speed = LPFC_LINK_SPEED_2GHZ;
+		break;
+	case LPFC_FC_LA_SPEED_4G:
+		port_speed = LPFC_LINK_SPEED_4GHZ;
+		break;
+	case LPFC_FC_LA_SPEED_8G:
+		port_speed = LPFC_LINK_SPEED_8GHZ;
+		break;
+	case LPFC_FC_LA_SPEED_16G:
+		port_speed = LPFC_LINK_SPEED_16GHZ;
+		break;
+	case LPFC_FC_LA_SPEED_32G:
+		port_speed = LPFC_LINK_SPEED_32GHZ;
+		break;
+	case LPFC_FC_LA_SPEED_64G:
+		port_speed = LPFC_LINK_SPEED_64GHZ;
+		break;
+	case LPFC_FC_LA_SPEED_128G:
+		port_speed = LPFC_LINK_SPEED_128GHZ;
+		break;
+	case LPFC_FC_LA_SPEED_256G:
+		port_speed = LPFC_LINK_SPEED_256GHZ;
+		break;
+	default:
+		port_speed = 0;
+		break;
+	}
+
+	return port_speed;
+}
+
+#define trunk_link_status(__idx)\
+	bf_get(lpfc_acqe_fc_la_trunk_config_port##__idx, acqe_fc) ?\
+	       ((phba->trunk_link.link##__idx.state == LPFC_LINK_UP) ?\
+		"Link up" : "Link down") : "NA"
+/* Did port __idx reported an error */
+#define trunk_port_fault(__idx)\
+	bf_get(lpfc_acqe_fc_la_trunk_config_port##__idx, acqe_fc) ?\
+	       (port_fault & (1 << __idx) ? "YES" : "NO") : "NA"
+
+static void
+lpfc_update_trunk_link_status(struct lpfc_hba *phba,
+			      struct lpfc_acqe_fc_la *acqe_fc)
+{
+	uint8_t port_fault = bf_get(lpfc_acqe_fc_la_trunk_linkmask, acqe_fc);
+	uint8_t err = bf_get(lpfc_acqe_fc_la_trunk_fault, acqe_fc);
+
+	phba->sli4_hba.link_state.speed =
+		lpfc_sli4_port_speed_parse(phba, LPFC_TRAILER_CODE_FC,
+				bf_get(lpfc_acqe_fc_la_speed, acqe_fc));
+
+	phba->sli4_hba.link_state.logical_speed =
+				bf_get(lpfc_acqe_fc_la_llink_spd, acqe_fc);
+	/* We got FC link speed, convert to fc_linkspeed (READ_TOPOLOGY) */
+	phba->fc_linkspeed =
+		 lpfc_async_link_speed_to_read_top(
+				phba,
+				bf_get(lpfc_acqe_fc_la_speed, acqe_fc));
+
+	if (bf_get(lpfc_acqe_fc_la_trunk_config_port0, acqe_fc)) {
+		phba->trunk_link.link0.state =
+			bf_get(lpfc_acqe_fc_la_trunk_link_status_port0, acqe_fc)
+			? LPFC_LINK_UP : LPFC_LINK_DOWN;
+		if (port_fault & 0x1)
+			phba->trunk_link.link0.fault = err;
+	}
+	if (bf_get(lpfc_acqe_fc_la_trunk_config_port1, acqe_fc)) {
+		phba->trunk_link.link1.state =
+			bf_get(lpfc_acqe_fc_la_trunk_link_status_port1, acqe_fc)
+			? LPFC_LINK_UP : LPFC_LINK_DOWN;
+		if (port_fault & 0x2)
+			phba->trunk_link.link1.fault = err;
+	}
+	if (bf_get(lpfc_acqe_fc_la_trunk_config_port2, acqe_fc)) {
+		phba->trunk_link.link2.state =
+			bf_get(lpfc_acqe_fc_la_trunk_link_status_port2, acqe_fc)
+			? LPFC_LINK_UP : LPFC_LINK_DOWN;
+		if (port_fault & 0x4)
+			phba->trunk_link.link2.fault = err;
+	}
+	if (bf_get(lpfc_acqe_fc_la_trunk_config_port3, acqe_fc)) {
+		phba->trunk_link.link3.state =
+			bf_get(lpfc_acqe_fc_la_trunk_link_status_port3, acqe_fc)
+			? LPFC_LINK_UP : LPFC_LINK_DOWN;
+		if (port_fault & 0x8)
+			phba->trunk_link.link3.fault = err;
+	}
+
+	lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
+			"2910 Async FC Trunking Event - Speed:%d\n"
+			"\tLogical speed:%d "
+			"port0: %s port1: %s port2: %s port3: %s\n",
+			phba->sli4_hba.link_state.speed,
+			phba->sli4_hba.link_state.logical_speed,
+			trunk_link_status(0), trunk_link_status(1),
+			trunk_link_status(2), trunk_link_status(3));
+
+	if (port_fault)
+		lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
+				"3202 trunk error:0x%x (%s) seen on port0:%s "
+				/*
+				 * SLI-4: We have only 0xA error codes
+				 * defined as of now. print an appropriate
+				 * message in case driver needs to be updated.
+				 */
+				"port1:%s port2:%s port3:%s\n", err, err > 0xA ?
+				"UNDEFINED. update driver." : trunk_errmsg[err],
+				trunk_port_fault(0), trunk_port_fault(1),
+				trunk_port_fault(2), trunk_port_fault(3));
+}
+
+
 /**
  * lpfc_sli4_async_fc_evt - Process the asynchronous FC link event
  * @phba: pointer to lpfc hba data structure.
@@ -4637,6 +4776,13 @@ lpfc_sli4_async_fc_evt(struct lpfc_hba *phba, struct lpfc_acqe_fc_la *acqe_fc)
 				bf_get(lpfc_trailer_type, acqe_fc));
 		return;
 	}
+
+	if (bf_get(lpfc_acqe_fc_la_att_type, acqe_fc) ==
+	    LPFC_FC_LA_TYPE_TRUNKING_EVENT) {
+		lpfc_update_trunk_link_status(phba, acqe_fc);
+		return;
+	}
+
 	/* Keep the link status for extra SLI4 state machine reference */
 	phba->sli4_hba.link_state.speed =
 			lpfc_sli4_port_speed_parse(phba, LPFC_TRAILER_CODE_FC,
@@ -7804,6 +7950,8 @@ lpfc_sli4_read_config(struct lpfc_hba *phba)
 			phba->sli4_hba.bbscn_params.word0 = rd_config->word8;
 		}
 
+		phba->sli4_hba.conf_trunk =
+			bf_get(lpfc_mbx_rd_conf_trunk, rd_config);
 		phba->sli4_hba.extents_in_use =
 			bf_get(lpfc_mbx_rd_conf_extnts_inuse, rd_config);
 		phba->sli4_hba.max_cfg_param.max_xri =
diff --git a/drivers/scsi/lpfc/lpfc_scsi.h b/drivers/scsi/lpfc/lpfc_scsi.h
index cc99859774ff..b759b089432c 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.h
+++ b/drivers/scsi/lpfc/lpfc_scsi.h
@@ -194,6 +194,10 @@ struct lpfc_scsi_buf {
 #define NO_MORE_OAS_LUN		-1
 #define NOT_OAS_ENABLED_LUN	NO_MORE_OAS_LUN
 
+#ifndef FC_PORTSPEED_128GBIT
+#define FC_PORTSPEED_128GBIT	0x2000
+#endif
+
 #define TXRDY_PAYLOAD_LEN	12
 
 int lpfc_sli4_scmd_to_wqidx_distr(struct lpfc_hba *phba,
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index ee56ab63c657..0e97f6405ddd 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -7636,7 +7636,18 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba)
 	 */
 	spin_lock_irq(&phba->hbalock);
 	phba->link_state = LPFC_LINK_DOWN;
+
+	/* Check if physical ports are trunked */
+	if (bf_get(lpfc_conf_trunk_port0, &phba->sli4_hba))
+		phba->trunk_link.link0.state = LPFC_LINK_DOWN;
+	if (bf_get(lpfc_conf_trunk_port1, &phba->sli4_hba))
+		phba->trunk_link.link1.state = LPFC_LINK_DOWN;
+	if (bf_get(lpfc_conf_trunk_port2, &phba->sli4_hba))
+		phba->trunk_link.link2.state = LPFC_LINK_DOWN;
+	if (bf_get(lpfc_conf_trunk_port3, &phba->sli4_hba))
+		phba->trunk_link.link3.state = LPFC_LINK_DOWN;
 	spin_unlock_irq(&phba->hbalock);
+
 	if (!(phba->hba_flag & HBA_FCOE_MODE) &&
 	    (phba->hba_flag & LINK_DISABLED)) {
 		lpfc_printf_log(phba, KERN_ERR, LOG_INIT | LOG_SLI,
diff --git a/drivers/scsi/lpfc/lpfc_sli4.h b/drivers/scsi/lpfc/lpfc_sli4.h
index 8144e207cbf6..6b2d2350e2c6 100644
--- a/drivers/scsi/lpfc/lpfc_sli4.h
+++ b/drivers/scsi/lpfc/lpfc_sli4.h
@@ -718,6 +718,19 @@ struct lpfc_sli4_hba {
 	uint16_t num_online_cpu;
 	uint16_t num_present_cpu;
 	uint16_t curr_disp_cpu;
+	uint32_t conf_trunk;
+#define lpfc_conf_trunk_port0_WORD	conf_trunk
+#define lpfc_conf_trunk_port0_SHIFT	0
+#define lpfc_conf_trunk_port0_MASK	0x1
+#define lpfc_conf_trunk_port1_WORD	conf_trunk
+#define lpfc_conf_trunk_port1_SHIFT	1
+#define lpfc_conf_trunk_port1_MASK	0x1
+#define lpfc_conf_trunk_port2_WORD	conf_trunk
+#define lpfc_conf_trunk_port2_SHIFT	2
+#define lpfc_conf_trunk_port2_MASK	0x1
+#define lpfc_conf_trunk_port3_WORD	conf_trunk
+#define lpfc_conf_trunk_port3_SHIFT	3
+#define lpfc_conf_trunk_port3_MASK	0x1
 };
 
 enum lpfc_sge_type {