diff --git a/drivers/infiniband/hw/hfi1/driver.c b/drivers/infiniband/hw/hfi1/driver.c
index a41f855..ec18930 100644
--- a/drivers/infiniband/hw/hfi1/driver.c
+++ b/drivers/infiniband/hw/hfi1/driver.c
@@ -1549,25 +1549,32 @@ static int hfi1_setup_bypass_packet(struct hfi1_packet *packet)
 	return -EINVAL;
 }
 
-void handle_eflags(struct hfi1_packet *packet)
+static void show_eflags_errs(struct hfi1_packet *packet)
 {
 	struct hfi1_ctxtdata *rcd = packet->rcd;
 	u32 rte = rhf_rcv_type_err(packet->rhf);
 
+	dd_dev_err(rcd->dd,
+		   "receive context %d: rhf 0x%016llx, errs [ %s%s%s%s%s%s%s%s] rte 0x%x\n",
+		   rcd->ctxt, packet->rhf,
+		   packet->rhf & RHF_K_HDR_LEN_ERR ? "k_hdr_len " : "",
+		   packet->rhf & RHF_DC_UNC_ERR ? "dc_unc " : "",
+		   packet->rhf & RHF_DC_ERR ? "dc " : "",
+		   packet->rhf & RHF_TID_ERR ? "tid " : "",
+		   packet->rhf & RHF_LEN_ERR ? "len " : "",
+		   packet->rhf & RHF_ECC_ERR ? "ecc " : "",
+		   packet->rhf & RHF_VCRC_ERR ? "vcrc " : "",
+		   packet->rhf & RHF_ICRC_ERR ? "icrc " : "",
+		   rte);
+}
+
+void handle_eflags(struct hfi1_packet *packet)
+{
+	struct hfi1_ctxtdata *rcd = packet->rcd;
+
 	rcv_hdrerr(rcd, rcd->ppd, packet);
 	if (rhf_err_flags(packet->rhf))
-		dd_dev_err(rcd->dd,
-			   "receive context %d: rhf 0x%016llx, errs [ %s%s%s%s%s%s%s%s] rte 0x%x\n",
-			   rcd->ctxt, packet->rhf,
-			   packet->rhf & RHF_K_HDR_LEN_ERR ? "k_hdr_len " : "",
-			   packet->rhf & RHF_DC_UNC_ERR ? "dc_unc " : "",
-			   packet->rhf & RHF_DC_ERR ? "dc " : "",
-			   packet->rhf & RHF_TID_ERR ? "tid " : "",
-			   packet->rhf & RHF_LEN_ERR ? "len " : "",
-			   packet->rhf & RHF_ECC_ERR ? "ecc " : "",
-			   packet->rhf & RHF_VCRC_ERR ? "vcrc " : "",
-			   packet->rhf & RHF_ICRC_ERR ? "icrc " : "",
-			   rte);
+		show_eflags_errs(packet);
 }
 
 /*
@@ -1673,11 +1680,14 @@ static int kdeth_process_expected(struct hfi1_packet *packet)
 	if (unlikely(hfi1_dbg_should_fault_rx(packet)))
 		return RHF_RCV_CONTINUE;
 
-	if (unlikely(rhf_err_flags(packet->rhf)))
-		handle_eflags(packet);
+	if (unlikely(rhf_err_flags(packet->rhf))) {
+		struct hfi1_ctxtdata *rcd = packet->rcd;
 
-	dd_dev_err(packet->rcd->dd,
-		   "Unhandled expected packet received. Dropping.\n");
+		if (hfi1_handle_kdeth_eflags(rcd, rcd->ppd, packet))
+			return RHF_RCV_CONTINUE;
+	}
+
+	hfi1_kdeth_expected_rcv(packet);
 	return RHF_RCV_CONTINUE;
 }
 
@@ -1686,11 +1696,17 @@ static int kdeth_process_eager(struct hfi1_packet *packet)
 	hfi1_setup_9B_packet(packet);
 	if (unlikely(hfi1_dbg_should_fault_rx(packet)))
 		return RHF_RCV_CONTINUE;
-	if (unlikely(rhf_err_flags(packet->rhf)))
-		handle_eflags(packet);
 
-	dd_dev_err(packet->rcd->dd,
-		   "Unhandled eager packet received. Dropping.\n");
+	trace_hfi1_rcvhdr(packet);
+	if (unlikely(rhf_err_flags(packet->rhf))) {
+		struct hfi1_ctxtdata *rcd = packet->rcd;
+
+		show_eflags_errs(packet);
+		if (hfi1_handle_kdeth_eflags(rcd, rcd->ppd, packet))
+			return RHF_RCV_CONTINUE;
+	}
+
+	hfi1_kdeth_eager_rcv(packet);
 	return RHF_RCV_CONTINUE;
 }
 
diff --git a/drivers/infiniband/hw/hfi1/hfi.h b/drivers/infiniband/hw/hfi1/hfi.h
index 31dfc9a..2f3d045 100644
--- a/drivers/infiniband/hw/hfi1/hfi.h
+++ b/drivers/infiniband/hw/hfi1/hfi.h
@@ -2097,7 +2097,7 @@ static inline u64 hfi1_pkt_default_send_ctxt_mask(struct hfi1_devdata *dd,
 			SEND_CTXT_CHECK_ENABLE_DISALLOW_PBC_TEST_SMASK |
 #endif
 			HFI1_PKT_USER_SC_INTEGRITY;
-	else
+	else if (ctxt_type != SC_KERNEL)
 		base_sc_integrity |= HFI1_PKT_KERNEL_SC_INTEGRITY;
 
 	/* turn on send-side job key checks if !A0 */
diff --git a/drivers/infiniband/hw/hfi1/tid_rdma.c b/drivers/infiniband/hw/hfi1/tid_rdma.c
index 0905c83..fcc1ab7 100644
--- a/drivers/infiniband/hw/hfi1/tid_rdma.c
+++ b/drivers/infiniband/hw/hfi1/tid_rdma.c
@@ -299,6 +299,21 @@ void hfi1_rc_rcv_tid_rdma_read_resp(struct hfi1_packet *packet)
 {
 }
 
+void hfi1_rc_rcv_tid_rdma_resync(struct hfi1_packet *packet)
+{
+}
+
+void hfi1_rc_rcv_tid_rdma_ack(struct hfi1_packet *packet)
+{
+}
+
+bool hfi1_handle_kdeth_eflags(struct hfi1_ctxtdata *rcd,
+			      struct hfi1_pportdata *ppd,
+			      struct hfi1_packet *packet)
+{
+	return true;
+}
+
 /**
  * qp_to_rcd - determine the receive context used by a qp
  * @qp - the qp
diff --git a/drivers/infiniband/hw/hfi1/tid_rdma.h b/drivers/infiniband/hw/hfi1/tid_rdma.h
index 89acc4f..8797621 100644
--- a/drivers/infiniband/hw/hfi1/tid_rdma.h
+++ b/drivers/infiniband/hw/hfi1/tid_rdma.h
@@ -271,6 +271,14 @@ struct trdma_flow_state {
 
 void hfi1_rc_rcv_tid_rdma_read_resp(struct hfi1_packet *packet);
 
+void hfi1_rc_rcv_tid_rdma_resync(struct hfi1_packet *packet);
+
+void hfi1_rc_rcv_tid_rdma_ack(struct hfi1_packet *packet);
+
+bool hfi1_handle_kdeth_eflags(struct hfi1_ctxtdata *rcd,
+			      struct hfi1_pportdata *ppd,
+			      struct hfi1_packet *packet);
+
 int hfi1_qp_priv_init(struct rvt_dev_info *rdi, struct rvt_qp *qp,
 		      struct ib_qp_init_attr *init_attr);
 void hfi1_qp_priv_tid_free(struct rvt_dev_info *rdi, struct rvt_qp *qp);
diff --git a/drivers/infiniband/hw/hfi1/verbs.c b/drivers/infiniband/hw/hfi1/verbs.c
index 4e6832d..4e7e885 100644
--- a/drivers/infiniband/hw/hfi1/verbs.c
+++ b/drivers/infiniband/hw/hfi1/verbs.c
@@ -47,6 +47,7 @@
 
 #include <rdma/ib_mad.h>
 #include <rdma/ib_user_verbs.h>
+#include <rdma/ib_hdrs.h>
 #include <linux/io.h>
 #include <linux/module.h>
 #include <linux/utsname.h>
@@ -349,6 +350,14 @@ static inline bool wss_exceeds_threshold(void)
 	[IB_OPCODE_RC_FETCH_ADD]                      = 12 + 8 + 28,
 	[IB_OPCODE_RC_SEND_LAST_WITH_INVALIDATE]      = 12 + 8 + 4,
 	[IB_OPCODE_RC_SEND_ONLY_WITH_INVALIDATE]      = 12 + 8 + 4,
+	[IB_OPCODE_TID_RDMA_WRITE_REQ]                = 12 + 8 + 36,
+	[IB_OPCODE_TID_RDMA_WRITE_RESP]               = 12 + 8 + 36,
+	[IB_OPCODE_TID_RDMA_WRITE_DATA]               = 12 + 8 + 36,
+	[IB_OPCODE_TID_RDMA_WRITE_DATA_LAST]          = 12 + 8 + 36,
+	[IB_OPCODE_TID_RDMA_READ_REQ]                 = 12 + 8 + 36,
+	[IB_OPCODE_TID_RDMA_READ_RESP]                = 12 + 8 + 36,
+	[IB_OPCODE_TID_RDMA_ACK]                      = 12 + 8 + 36,
+	[IB_OPCODE_TID_RDMA_RESYNC]                   = 12 + 8 + 36,
 	/* UC */
 	[IB_OPCODE_UC_SEND_FIRST]                     = 12 + 8,
 	[IB_OPCODE_UC_SEND_MIDDLE]                    = 12 + 8,
@@ -392,6 +401,21 @@ static inline bool wss_exceeds_threshold(void)
 	[IB_OPCODE_RC_FETCH_ADD]                      = &hfi1_rc_rcv,
 	[IB_OPCODE_RC_SEND_LAST_WITH_INVALIDATE]      = &hfi1_rc_rcv,
 	[IB_OPCODE_RC_SEND_ONLY_WITH_INVALIDATE]      = &hfi1_rc_rcv,
+
+	/*
+	 * TID RDMA has separate handlers for different opcodes.
+	 * However, TID RDMA opcodes can be handled by a single handler
+	 * just like all the RC opcodes.
+	 */
+	[IB_OPCODE_TID_RDMA_WRITE_REQ]       = &hfi1_rc_rcv_tid_rdma_write_req,
+	[IB_OPCODE_TID_RDMA_WRITE_RESP]      = &hfi1_rc_rcv_tid_rdma_write_resp,
+	[IB_OPCODE_TID_RDMA_WRITE_DATA]      = &hfi1_rc_rcv_tid_rdma_write_data,
+	[IB_OPCODE_TID_RDMA_WRITE_DATA_LAST] = &hfi1_rc_rcv_tid_rdma_write_data,
+	[IB_OPCODE_TID_RDMA_READ_REQ]        = &hfi1_rc_rcv_tid_rdma_read_req,
+	[IB_OPCODE_TID_RDMA_READ_RESP]       = &hfi1_rc_rcv_tid_rdma_read_resp,
+	[IB_OPCODE_TID_RDMA_RESYNC]          = &hfi1_rc_rcv_tid_rdma_resync,
+	[IB_OPCODE_TID_RDMA_ACK]             = &hfi1_rc_rcv_tid_rdma_ack,
+
 	/* UC */
 	[IB_OPCODE_UC_SEND_FIRST]                     = &hfi1_uc_rcv,
 	[IB_OPCODE_UC_SEND_MIDDLE]                    = &hfi1_uc_rcv,
@@ -556,6 +580,124 @@ static u64 hfi1_fault_tx(struct rvt_qp *qp, u8 opcode, u64 pbc)
 	return pbc;
 }
 
+static opcode_handler tid_qp_ok(int opcode, struct hfi1_packet *packet)
+{
+	if (packet->qp->ibqp.qp_type != IB_QPT_RC ||
+	    !(ib_rvt_state_ops[packet->qp->state] & RVT_PROCESS_RECV_OK))
+		return NULL;
+	if ((opcode & RVT_OPCODE_QP_MASK) == IB_OPCODE_TID_RDMA)
+		return opcode_handler_tbl[opcode];
+	return NULL;
+}
+
+void hfi1_kdeth_eager_rcv(struct hfi1_packet *packet)
+{
+	struct hfi1_ctxtdata *rcd = packet->rcd;
+	struct ib_header *hdr = packet->hdr;
+	u32 tlen = packet->tlen;
+	struct hfi1_pportdata *ppd = rcd->ppd;
+	struct hfi1_ibport *ibp = &ppd->ibport_data;
+	struct rvt_dev_info *rdi = &ppd->dd->verbs_dev.rdi;
+	opcode_handler opcode_handler;
+	unsigned long flags;
+	u32 qp_num;
+	int lnh;
+	u8 opcode;
+
+	/* DW == LRH (2) + BTH (3) + KDETH (9) + CRC (1) */
+	if (unlikely(tlen < 15 * sizeof(u32)))
+		goto drop;
+
+	lnh = be16_to_cpu(hdr->lrh[0]) & 3;
+	if (lnh != HFI1_LRH_BTH)
+		goto drop;
+
+	packet->ohdr = &hdr->u.oth;
+	trace_input_ibhdr(rcd->dd, packet, !!(rhf_dc_info(packet->rhf)));
+
+	opcode = (be32_to_cpu(packet->ohdr->bth[0]) >> 24);
+	inc_opstats(tlen, &rcd->opstats->stats[opcode]);
+
+	/* verbs_qp can be picked up from any tid_rdma header struct */
+	qp_num = be32_to_cpu(packet->ohdr->u.tid_rdma.w_data.verbs_qp) &
+		RVT_QPN_MASK;
+
+	rcu_read_lock();
+	packet->qp = rvt_lookup_qpn(rdi, &ibp->rvp, qp_num);
+	if (!packet->qp)
+		goto drop_rcu;
+	spin_lock_irqsave(&packet->qp->r_lock, flags);
+	opcode_handler = tid_qp_ok(opcode, packet);
+	if (likely(opcode_handler))
+		opcode_handler(packet);
+	else
+		goto drop_unlock;
+	spin_unlock_irqrestore(&packet->qp->r_lock, flags);
+	rcu_read_unlock();
+
+	return;
+drop_unlock:
+	spin_unlock_irqrestore(&packet->qp->r_lock, flags);
+drop_rcu:
+	rcu_read_unlock();
+drop:
+	ibp->rvp.n_pkt_drops++;
+}
+
+void hfi1_kdeth_expected_rcv(struct hfi1_packet *packet)
+{
+	struct hfi1_ctxtdata *rcd = packet->rcd;
+	struct ib_header *hdr = packet->hdr;
+	u32 tlen = packet->tlen;
+	struct hfi1_pportdata *ppd = rcd->ppd;
+	struct hfi1_ibport *ibp = &ppd->ibport_data;
+	struct rvt_dev_info *rdi = &ppd->dd->verbs_dev.rdi;
+	opcode_handler opcode_handler;
+	unsigned long flags;
+	u32 qp_num;
+	int lnh;
+	u8 opcode;
+
+	/* DW == LRH (2) + BTH (3) + KDETH (9) + CRC (1) */
+	if (unlikely(tlen < 15 * sizeof(u32)))
+		goto drop;
+
+	lnh = be16_to_cpu(hdr->lrh[0]) & 3;
+	if (lnh != HFI1_LRH_BTH)
+		goto drop;
+
+	packet->ohdr = &hdr->u.oth;
+	trace_input_ibhdr(rcd->dd, packet, !!(rhf_dc_info(packet->rhf)));
+
+	opcode = (be32_to_cpu(packet->ohdr->bth[0]) >> 24);
+	inc_opstats(tlen, &rcd->opstats->stats[opcode]);
+
+	/* verbs_qp can be picked up from any tid_rdma header struct */
+	qp_num = be32_to_cpu(packet->ohdr->u.tid_rdma.w_data.verbs_qp) &
+		RVT_QPN_MASK;
+
+	rcu_read_lock();
+	packet->qp = rvt_lookup_qpn(rdi, &ibp->rvp, qp_num);
+	if (!packet->qp)
+		goto drop_rcu;
+	spin_lock_irqsave(&packet->qp->r_lock, flags);
+	opcode_handler = tid_qp_ok(opcode, packet);
+	if (likely(opcode_handler))
+		opcode_handler(packet);
+	else
+		goto drop_unlock;
+	spin_unlock_irqrestore(&packet->qp->r_lock, flags);
+	rcu_read_unlock();
+
+	return;
+drop_unlock:
+	spin_unlock_irqrestore(&packet->qp->r_lock, flags);
+drop_rcu:
+	rcu_read_unlock();
+drop:
+	ibp->rvp.n_pkt_drops++;
+}
+
 static int hfi1_do_pkey_check(struct hfi1_packet *packet)
 {
 	struct hfi1_ctxtdata *rcd = packet->rcd;
diff --git a/drivers/infiniband/hw/hfi1/verbs.h b/drivers/infiniband/hw/hfi1/verbs.h
index 7f95e43..e308ebd 100644
--- a/drivers/infiniband/hw/hfi1/verbs.h
+++ b/drivers/infiniband/hw/hfi1/verbs.h
@@ -408,6 +408,10 @@ void hfi1_send_complete(struct rvt_qp *qp, struct rvt_swqe *wqe,
 
 void hfi1_unregister_ib_device(struct hfi1_devdata *);
 
+void hfi1_kdeth_eager_rcv(struct hfi1_packet *packet);
+
+void hfi1_kdeth_expected_rcv(struct hfi1_packet *packet);
+
 void hfi1_ib_rcv(struct hfi1_packet *packet);
 
 void hfi1_16B_rcv(struct hfi1_packet *packet);
diff --git a/include/rdma/ib_hdrs.h b/include/rdma/ib_hdrs.h
index 6e35416..de4f4a0 100644
--- a/include/rdma/ib_hdrs.h
+++ b/include/rdma/ib_hdrs.h
@@ -1,5 +1,5 @@
 /*
- * Copyright(c) 2016 Intel Corporation.
+ * Copyright(c) 2016 - 2018 Intel Corporation.
  *
  * This file is provided under a dual BSD/GPLv2 license.  When using or
  * redistributing this file, you may do so under either license.
@@ -100,6 +100,8 @@ struct ib_atomic_eth {
 	__be64 compare_data; /* potentially unaligned */
 } __packed;
 
+#include <rdma/tid_rdma_defs.h>
+
 union ib_ehdrs {
 	struct {
 		__be32 deth[2];
@@ -117,6 +119,16 @@ struct ib_atomic_eth {
 	__be32 aeth;
 	__be32 ieth;
 	struct ib_atomic_eth atomic_eth;
+	/* TID RDMA headers */
+	union {
+		struct tid_rdma_write_req w_req;
+		struct tid_rdma_write_resp w_rsp;
+		struct tid_rdma_write_data w_data;
+		struct tid_rdma_read_req r_req;
+		struct tid_rdma_read_resp r_rsp;
+		struct tid_rdma_resync resync;
+		struct tid_rdma_ack ack;
+	} tid_rdma;
 }  __packed;
 
 struct ib_other_headers {
