[dpdk-dev] [PATCH 3/5] baseband/turbo_sw : Extension of turbo_sw for 5G FEC

[Nic Chautru <nicolas.chautru@intel.com>]

From: Nicolas Chautru <nicolas.chautru@intel.com>

Signed-off-by: Nic Chautru <nicolas.chautru@intel.com>
---
 app/test-bbdev/test_bbdev_vector.c               |   4 +-
 app/test-bbdev/test_bbdev_vector.h               |   2 +-
 config/common_base                               |   3 +-
 doc/guides/bbdevs/turbo_sw.rst                   |  57 +-
 drivers/baseband/turbo_sw/Makefile               |  15 +-
 drivers/baseband/turbo_sw/bbdev_turbo_software.c | 679 ++++++++++++++++++++++-
 mk/rte.app.mk                                    |   8 +-
 7 files changed, 731 insertions(+), 37 deletions(-)

diff --git a/app/test-bbdev/test_bbdev_vector.c b/app/test-bbdev/test_bbdev_vector.c
index e4f68e2..e149ced 100644
--- a/app/test-bbdev/test_bbdev_vector.c
+++ b/app/test-bbdev/test_bbdev_vector.c
@@ -298,9 +298,9 @@
 	op_data = vector->entries[type].segments;
 	nb_ops = &vector->entries[type].nb_segments;
 
-	if (*nb_ops >= RTE_BBDEV_MAX_CODE_BLOCKS) {
+	if (*nb_ops >= RTE_BBDEV_TURBO_MAX_CODE_BLOCKS) {
 		printf("Too many segments (code blocks defined): %u, max %d!\n",
-				*nb_ops, RTE_BBDEV_MAX_CODE_BLOCKS);
+				*nb_ops, RTE_BBDEV_TURBO_MAX_CODE_BLOCKS);
 		return -1;
 	}
 
diff --git a/app/test-bbdev/test_bbdev_vector.h b/app/test-bbdev/test_bbdev_vector.h
index 476aae1..c85e94d 100644
--- a/app/test-bbdev/test_bbdev_vector.h
+++ b/app/test-bbdev/test_bbdev_vector.h
@@ -46,7 +46,7 @@ struct op_data_buf {
 };
 
 struct op_data_entries {
-	struct op_data_buf segments[RTE_BBDEV_MAX_CODE_BLOCKS];
+	struct op_data_buf segments[RTE_BBDEV_TURBO_MAX_CODE_BLOCKS];
 	unsigned int nb_segments;
 };
 
diff --git a/config/common_base b/config/common_base
index ae52028..78e41f2 100644
--- a/config/common_base
+++ b/config/common_base
@@ -523,7 +523,8 @@ CONFIG_RTE_PMD_PACKET_PREFETCH=y
 CONFIG_RTE_LIBRTE_BBDEV=y
 CONFIG_RTE_LIBRTE_BBDEV_DEBUG=n
 CONFIG_RTE_BBDEV_MAX_DEVS=128
-CONFIG_RTE_BBDEV_OFFLOAD_COST=y
+CONFIG_RTE_BBDEV_OFFLOAD_COST=n
+CONFIG_RTE_LIBRTE_PMD_BBDEV_AVX512=n
 
 #
 # Compile PMD for NULL bbdev device
diff --git a/doc/guides/bbdevs/turbo_sw.rst b/doc/guides/bbdevs/turbo_sw.rst
index 29f7ec9..e67ecc4 100644
--- a/doc/guides/bbdevs/turbo_sw.rst
+++ b/doc/guides/bbdevs/turbo_sw.rst
@@ -1,26 +1,26 @@
 ..  SPDX-License-Identifier: BSD-3-Clause
     Copyright(c) 2017 Intel Corporation
 
-SW Turbo Poll Mode Driver
+SW FEC Poll Mode Driver
 =========================
 
-The SW Turbo PMD (**baseband_turbo_sw**) provides a poll mode bbdev driver that utilizes
-Intel optimized libraries for LTE Layer 1 workloads acceleration. This PMD
-supports the functions: Turbo FEC, Rate Matching and CRC functions.
+The SW FEC PMD (**baseband_turbo_sw**) provides a poll mode bbdev driver that utilizes
+Intel optimized libraries for LTE and 5GNR Layer 1 workloads acceleration. This PMD
+supports the functions: FEC, Rate Matching and CRC functions.
 
 Features
 --------
 
-SW Turbo PMD has support for the following capabilities:
+SW FEC PMD has support for the following capabilities:
 
-For the encode operation:
+For the LTE encode operation:
 
 * ``RTE_BBDEV_TURBO_CRC_24A_ATTACH``
 * ``RTE_BBDEV_TURBO_CRC_24B_ATTACH``
 * ``RTE_BBDEV_TURBO_RATE_MATCH``
 * ``RTE_BBDEV_TURBO_RV_INDEX_BYPASS``
 
-For the decode operation:
+For the LTE decode operation:
 
 * ``RTE_BBDEV_TURBO_SUBBLOCK_DEINTERLEAVE``
 * ``RTE_BBDEV_TURBO_CRC_TYPE_24B``
@@ -29,11 +29,25 @@ For the decode operation:
 * ``RTE_BBDEV_TURBO_DEC_TB_CRC_24B_KEEP``
 * ``RTE_BBDEV_TURBO_EARLY_TERMINATION``
 
+For the LDPC encode operation:
+
+* ``RTE_BBDEV_LDPC_RATE_MATCH``
+* ``RTE_BBDEV_LDPC_CRC_24A_ATTACH``
+* ``RTE_BBDEV_LDPC_CRC_24B_ATTACH``
+
+For the LDPC decode operation:
+
+* ``RTE_BBDEV_LDPC_CRC_TYPE_24B_CHECK``
+* ``RTE_BBDEV_LDPC_CRC_TYPE_24A_CHECK``
+* ``RTE_BBDEV_LDPC_CRC_TYPE_24B_DROP``
+* ``RTE_BBDEV_LDPC_HQ_COMBINE_IN_ENABLE``
+* ``RTE_BBDEV_LDPC_HQ_COMBINE_OUT_ENABLE``
+* ``RTE_BBDEV_LDPC_ITERATION_STOP_ENABLE``
 
 Limitations
 -----------
 
-* In-place operations for Turbo encode and decode are not supported
+* In-place operations for encode and decode are not supported
 
 Installation
 ------------
@@ -65,14 +79,14 @@ The following table maps DPDK versions with past FlexRAN SDK releases:
    18.02                  1.3.0
    18.05                  1.4.0
    18.08                  1.6.0
-   19.02                  18.09
+   18.08-Patch            19.04
    =====================  ============================
 
 FlexRAN SDK Installation
 ~~~~~~~~~~~~~~~~~~~~~~~~
 
 The following are pre-requisites for building FlexRAN SDK Libraries:
- (a) An AVX2 supporting machine
+ (a) An AVX512 supporting machine
  (b) CentOS Linux release 7.2.1511 (Core) operating system
  (c) Intel ICC 18.0.1 20171018 compiler installed
 
@@ -84,25 +98,25 @@ The following instructions should be followed in this exact order:
 
         source <path-to-icc-compiler-install-folder>/linux/bin/compilervars.sh intel64 -platform linux
 
-#. Extract the ``605167-flexran-18-09-tar.gz`` package:
+#. Extract the ``...-flexran-19-04-tar.gz`` package:
 
     .. code-block:: console
 
-        mkdir FlexRAN-18.09
-        tar xvzf 605167-flexran-18-09-tar.gz -C FlexRAN-18.09/
+        mkdir FlexRAN-19.04
+        tar xvzf ...-flexran-19-04-tar.gz -C FlexRAN-19.04/
 
 #. Run the SDK extractor script and accept the license:
 
     .. code-block:: console
 
-        cd <path-to-workspace>/FlexRAN-18.09/
-        ./SDK-18.09.sh
+        cd <path-to-workspace>/FlexRAN-19.04/
+        ./SDK-19.04.sh
 
 #. Generate makefiles based on system configuration:
 
     .. code-block:: console
 
-        cd <path-to-workspace>/FlexRAN-18.09/SDK-18.09/sdk/
+        cd <path-to-workspace>/FlexRAN-19.04/SDK-19.04/sdk/
         ./create-makefiles-linux.sh
 
 #. A build folder is generated in this form ``build-<ISA>-<CC>``, enter that
@@ -110,7 +124,7 @@ The following instructions should be followed in this exact order:
 
     .. code-block:: console
 
-        cd build-avx2-icc/
+        cd build-avx512-icc/
         make && make install
 
 
@@ -129,12 +143,11 @@ Example:
 
 .. code-block:: console
 
-    export FLEXRAN_SDK=<path-to-workspace>/FlexRAN-18.09/SDK-18.09/sdk/build-avx2-icc/install
-    export DIR_WIRELESS_SDK=<path-to-workspace>/FlexRAN-18.09/SDK-18.09/sdk/
-
+    export FLEXRAN_SDK=<path-to-workspace>/FlexRAN-19.04/SDK-19.04/sdk/build-avx2-icc/install
+    export DIR_WIRELESS_SDK=<path-to-workspace>/FlexRAN-19.04/SDK-19.04/sdk/
 
-* Set ``CONFIG_RTE_LIBRTE_PMD_BBDEV_TURBO_SW=y`` in DPDK common configuration
-  file ``config/common_base``.
+* Set ``CONFIG_RTE_LIBRTE_PMD_BBDEV_TURBO_SW=y`` and ``CONFIG_RTE_LIBRTE_PMD_BBDEV_AVX512=y``
+  in DPDK common configuration file ``config/common_base``.
 
 To use the PMD in an application, user must:
 
diff --git a/drivers/baseband/turbo_sw/Makefile b/drivers/baseband/turbo_sw/Makefile
index d364677..1a47dfb 100644
--- a/drivers/baseband/turbo_sw/Makefile
+++ b/drivers/baseband/turbo_sw/Makefile
@@ -26,12 +26,25 @@ CFLAGS += -I$(FLEXRAN_SDK)/lib_common
 CFLAGS += -I$(FLEXRAN_SDK)/lib_turbo
 CFLAGS += -I$(FLEXRAN_SDK)/lib_crc
 CFLAGS += -I$(FLEXRAN_SDK)/lib_rate_matching
+ifeq ($(CONFIG_RTE_LIBRTE_PMD_BBDEV_AVX512),y)
+CFLAGS += -I$(FLEXRAN_SDK)/lib_ldpc_encoder_5gnr
+CFLAGS += -I$(FLEXRAN_SDK)/lib_ldpc_decoder_5gnr
+CFLAGS += -I$(FLEXRAN_SDK)/lib_LDPC_ratematch_5gnr
+CFLAGS += -I$(FLEXRAN_SDK)/lib_rate_dematching_5gnr
+endif
 
 LDLIBS += -L$(FLEXRAN_SDK)/lib_turbo -lturbo
 LDLIBS += -L$(FLEXRAN_SDK)/lib_crc -lcrc
 LDLIBS += -L$(FLEXRAN_SDK)/lib_rate_matching -lrate_matching
 LDLIBS += -L$(FLEXRAN_SDK)/lib_common -lcommon
-LDLIBS += -lstdc++ -lirc -limf -lipps
+ifeq ($(CONFIG_RTE_LIBRTE_PMD_BBDEV_AVX512),y)
+LDLIBS += -L$(FLEXRAN_SDK)/lib_ldpc_encoder_5gnr -lldpc_encoder_5gnr
+LDLIBS += -L$(FLEXRAN_SDK)/lib_ldpc_decoder_5gnr -lldpc_decoder_5gnr
+LDLIBS += -L$(FLEXRAN_SDK)/lib_LDPC_ratematch_5gnr -lLDPC_ratematch_5gnr
+LDLIBS += -L$(FLEXRAN_SDK)/lib_rate_dematching_5gnr -lrate_dematching_5gnr
+endif
+
+LDLIBS += -lstdc++ -lirc -limf -lipps -lsvml
 
 # library version
 LIBABIVER := 1
diff --git a/drivers/baseband/turbo_sw/bbdev_turbo_software.c b/drivers/baseband/turbo_sw/bbdev_turbo_software.c
index c714d03..af5e731 100644
--- a/drivers/baseband/turbo_sw/bbdev_turbo_software.c
+++ b/drivers/baseband/turbo_sw/bbdev_turbo_software.c
@@ -14,9 +14,23 @@
 #include <rte_bbdev.h>
 #include <rte_bbdev_pmd.h>
 
+#include <rte_common.h>
+#include <rte_hexdump.h>
+#include <rte_log.h>
+
+#include <ipp.h>
+#include <ipps.h>
 #include <phy_turbo.h>
 #include <phy_crc.h>
 #include <phy_rate_match.h>
+#ifdef RTE_LIBRTE_PMD_BBDEV_AVX512
+#include <bit_reverse.h>
+#include <phy_ldpc_encoder_5gnr.h>
+#include <phy_ldpc_decoder_5gnr.h>
+#include <phy_LDPC_ratematch_5gnr.h>
+#include <phy_rate_dematching_5gnr.h>
+#endif
+
 #include <divide.h>
 
 #define DRIVER_NAME baseband_turbo_sw
@@ -154,7 +168,8 @@ struct turbo_sw_queue {
 					RTE_BBDEV_TURBO_DEC_TB_CRC_24B_KEEP |
 					RTE_BBDEV_TURBO_EARLY_TERMINATION,
 				.max_llr_modulus = 16,
-				.num_buffers_src = RTE_BBDEV_TURBO_MAX_CODE_BLOCKS,
+				.num_buffers_src =
+						RTE_BBDEV_TURBO_MAX_CODE_BLOCKS,
 				.num_buffers_hard_out =
 						RTE_BBDEV_TURBO_MAX_CODE_BLOCKS,
 				.num_buffers_soft_out = 0,
@@ -168,10 +183,46 @@ struct turbo_sw_queue {
 						RTE_BBDEV_TURBO_CRC_24A_ATTACH |
 						RTE_BBDEV_TURBO_RATE_MATCH |
 						RTE_BBDEV_TURBO_RV_INDEX_BYPASS,
-				.num_buffers_src = RTE_BBDEV_TURBO_MAX_CODE_BLOCKS,
-				.num_buffers_dst = RTE_BBDEV_TURBO_MAX_CODE_BLOCKS,
+				.num_buffers_src =
+						RTE_BBDEV_TURBO_MAX_CODE_BLOCKS,
+				.num_buffers_dst =
+						RTE_BBDEV_TURBO_MAX_CODE_BLOCKS,
+			}
+		},
+#ifdef RTE_LIBRTE_PMD_BBDEV_AVX512
+		{
+			.type   = RTE_BBDEV_OP_LDPC_ENC,
+			.cap.ldpc_enc = {
+				.capability_flags =
+						RTE_BBDEV_LDPC_RATE_MATCH |
+						RTE_BBDEV_LDPC_CRC_24A_ATTACH |
+						RTE_BBDEV_LDPC_CRC_24B_ATTACH,
+				.num_buffers_src =
+						RTE_BBDEV_LDPC_MAX_CODE_BLOCKS,
+				.num_buffers_dst =
+						RTE_BBDEV_LDPC_MAX_CODE_BLOCKS,
 			}
 		},
+		{
+		.type   = RTE_BBDEV_OP_LDPC_DEC,
+		.cap.ldpc_dec = {
+			.capability_flags =
+					RTE_BBDEV_LDPC_CRC_TYPE_24B_CHECK |
+					RTE_BBDEV_LDPC_CRC_TYPE_24A_CHECK |
+					RTE_BBDEV_LDPC_CRC_TYPE_24B_DROP |
+					RTE_BBDEV_LDPC_HQ_COMBINE_IN_ENABLE |
+					RTE_BBDEV_LDPC_HQ_COMBINE_OUT_ENABLE |
+					RTE_BBDEV_LDPC_ITERATION_STOP_ENABLE,
+			.llr_size = 8,
+			.llr_decimals = 2,
+			.num_buffers_src =
+					RTE_BBDEV_TURBO_MAX_CODE_BLOCKS,
+			.num_buffers_hard_out =
+					RTE_BBDEV_TURBO_MAX_CODE_BLOCKS,
+			.num_buffers_soft_out = 0,
+		}
+		},
+#endif
 		RTE_BBDEV_END_OF_CAPABILITIES_LIST()
 	};
 
@@ -268,7 +319,7 @@ struct turbo_sw_queue {
 		return -ENAMETOOLONG;
 	}
 	q->enc_in = rte_zmalloc_socket(name,
-			(RTE_BBDEV_TURBO_MAX_CB_SIZE >> 3) * sizeof(*q->enc_in),
+			(RTE_BBDEV_LDPC_MAX_CB_SIZE >> 3) * sizeof(*q->enc_in),
 			RTE_CACHE_LINE_SIZE, queue_conf->socket);
 	if (q->enc_in == NULL) {
 		rte_bbdev_log(ERR,
@@ -276,7 +327,7 @@ struct turbo_sw_queue {
 		goto free_q;
 	}
 
-	/* Allocate memory for Aplha Gamma temp buffer. */
+	/* Allocate memory for Alpha Gamma temp buffer. */
 	ret = snprintf(name, RTE_RING_NAMESIZE, RTE_STR(DRIVER_NAME)"_ag%u:%u",
 			dev->data->dev_id, q_id);
 	if ((ret < 0) || (ret >= (int)RTE_RING_NAMESIZE)) {
@@ -410,6 +461,7 @@ struct turbo_sw_queue {
 	.queue_release = q_release
 };
 
+#ifdef RTE_LIBRTE_BBDEV_DEBUG
 /* Checks if the encoder input buffer is correct.
  * Returns 0 if it's valid, -1 otherwise.
  */
@@ -437,7 +489,9 @@ struct turbo_sw_queue {
 
 	return 0;
 }
+#endif
 
+#ifdef RTE_LIBRTE_BBDEV_DEBUG
 /* Checks if the decoder input buffer is correct.
  * Returns 0 if it's valid, -1 otherwise.
  */
@@ -464,15 +518,20 @@ struct turbo_sw_queue {
 
 	return 0;
 }
+#endif
 
 static inline void
 process_enc_cb(struct turbo_sw_queue *q, struct rte_bbdev_enc_op *op,
 		uint8_t r, uint8_t c, uint16_t k, uint16_t ncb,
 		uint32_t e, struct rte_mbuf *m_in, struct rte_mbuf *m_out_head,
-		struct rte_mbuf *m_out, uint16_t in_offset, uint16_t out_offset,
+		struct rte_mbuf *m_out,	uint16_t in_offset, uint16_t out_offset,
 		uint16_t in_length, struct rte_bbdev_stats *q_stats)
 {
+#ifdef RTE_LIBRTE_BBDEV_DEBUG
 	int ret;
+#else
+	RTE_SET_USED(in_length);
+#endif
 	int16_t k_idx;
 	uint16_t m;
 	uint8_t *in, *out0, *out1, *out2, *tmp_out, *rm_out;
@@ -496,11 +555,14 @@ struct turbo_sw_queue {
 	/* CRC24A (for TB) */
 	if ((enc->op_flags & RTE_BBDEV_TURBO_CRC_24A_ATTACH) &&
 		(enc->code_block_mode == 1)) {
+#ifdef RTE_LIBRTE_BBDEV_DEBUG
 		ret = is_enc_input_valid(k - 24, k_idx, in_length);
 		if (ret != 0) {
 			op->status |= 1 << RTE_BBDEV_DATA_ERROR;
 			return;
 		}
+#endif
+
 		crc_req.data = in;
 		crc_req.len = k - 24;
 		/* Check if there is a room for CRC bits if not use
@@ -529,11 +591,14 @@ struct turbo_sw_queue {
 #endif
 	} else if (enc->op_flags & RTE_BBDEV_TURBO_CRC_24B_ATTACH) {
 		/* CRC24B */
+#ifdef RTE_LIBRTE_BBDEV_DEBUG
 		ret = is_enc_input_valid(k - 24, k_idx, in_length);
 		if (ret != 0) {
 			op->status |= 1 << RTE_BBDEV_DATA_ERROR;
 			return;
 		}
+#endif
+
 		crc_req.data = in;
 		crc_req.len = k - 24;
 		/* Check if there is a room for CRC bits if this is the last
@@ -560,13 +625,16 @@ struct turbo_sw_queue {
 #ifdef RTE_BBDEV_OFFLOAD_COST
 		q_stats->acc_offload_cycles += rte_rdtsc_precise() - start_time;
 #endif
-	} else {
+	}
+#ifdef RTE_LIBRTE_BBDEV_DEBUG
+	else {
 		ret = is_enc_input_valid(k, k_idx, in_length);
 		if (ret != 0) {
 			op->status |= 1 << RTE_BBDEV_DATA_ERROR;
 			return;
 		}
 	}
+#endif
 
 	/* Turbo encoder */
 
@@ -726,6 +794,143 @@ struct turbo_sw_queue {
 	}
 }
 
+
+static inline void
+process_ldpc_enc_cb(struct turbo_sw_queue *q, struct rte_bbdev_enc_op *op,
+		uint32_t e, struct rte_mbuf *m_in, struct rte_mbuf *m_out_head,
+		struct rte_mbuf *m_out,	uint16_t in_offset, uint16_t out_offset,
+		uint16_t seg_total_left, struct rte_bbdev_stats *q_stats)
+{
+#ifdef RTE_LIBRTE_PMD_BBDEV_AVX512
+	RTE_SET_USED(seg_total_left);
+	uint8_t *in, *rm_out;
+	struct rte_bbdev_op_ldpc_enc *enc = &op->ldpc_enc;
+	struct bblib_ldpc_encoder_5gnr_request ldpc_req;
+	struct bblib_ldpc_encoder_5gnr_response ldpc_resp;
+	struct bblib_LDPC_ratematch_5gnr_request rm_req;
+	struct bblib_LDPC_ratematch_5gnr_response rm_resp;
+	struct bblib_crc_request crc_req;
+	struct bblib_crc_response crc_resp;
+	uint16_t msgLen, puntBits, parity_offset, out_len;
+	uint16_t K = (enc->basegraph == 1 ? 22 : 10) * enc->z_c;
+	uint16_t in_length_in_bits = K - enc->n_filler;
+	uint16_t in_length_in_bytes = (in_length_in_bits + 7) >> 3;
+
+#ifdef RTE_BBDEV_OFFLOAD_COST
+	uint64_t start_time = rte_rdtsc_precise();
+#else
+	RTE_SET_USED(q_stats);
+#endif
+
+	in = rte_pktmbuf_mtod_offset(m_in, uint8_t *, in_offset);
+
+	/* Masking the Filler bits explicitly */
+	memset(q->enc_in  + (in_length_in_bytes - 3), 0,
+			((K + 7) >> 3) - (in_length_in_bytes - 3));
+	/* CRC Generation */
+	if (enc->op_flags & RTE_BBDEV_LDPC_CRC_24A_ATTACH) {
+		rte_memcpy(q->enc_in, in, in_length_in_bytes - 3);
+		crc_req.data = in;
+		crc_req.len = in_length_in_bits - 24;
+		crc_resp.data = q->enc_in;
+		bblib_lte_crc24a_gen(&crc_req, &crc_resp);
+	} else if (enc->op_flags & RTE_BBDEV_LDPC_CRC_24B_ATTACH) {
+		rte_memcpy(q->enc_in, in, in_length_in_bytes - 3);
+		crc_req.data = in;
+		crc_req.len = in_length_in_bits - 24;
+		crc_resp.data = q->enc_in;
+		bblib_lte_crc24b_gen(&crc_req, &crc_resp);
+	} else
+		rte_memcpy(q->enc_in, in, in_length_in_bytes);
+
+	/* LDPC Encoding */
+	ldpc_req.Zc = enc->z_c;
+	ldpc_req.baseGraph = enc->basegraph;
+	/* Number of rows set to maximum */
+	ldpc_req.nRows = ldpc_req.baseGraph == 1 ? 46 : 42;
+	ldpc_req.numberCodeblocks = 1;
+	ldpc_req.input[0] = (int8_t *) q->enc_in;
+	ldpc_resp.output[0] = (int8_t *) q->enc_out;
+
+	bblib_bit_reverse(ldpc_req.input[0], in_length_in_bytes << 3);
+
+	if (bblib_ldpc_encoder_5gnr(&ldpc_req, &ldpc_resp) != 0) {
+		op->status |= 1 << RTE_BBDEV_DRV_ERROR;
+		rte_bbdev_log(ERR, "LDPC Encoder failed");
+		return;
+	}
+
+	/*
+	 * Systematic + Parity : Recreating stream with filler bits, ideally
+	 * the bit select could handle this in the RM SDK
+	 */
+	msgLen = (ldpc_req.baseGraph == 1 ? 22 : 10) * ldpc_req.Zc;
+	puntBits = 2 * ldpc_req.Zc;
+	parity_offset = msgLen - puntBits;
+	ippsCopyBE_1u(((uint8_t *) ldpc_req.input[0]) + (puntBits / 8),
+			puntBits%8, q->adapter_output, 0, parity_offset);
+	ippsCopyBE_1u(q->enc_out, 0, q->adapter_output + (parity_offset / 8),
+			parity_offset % 8, ldpc_req.nRows * ldpc_req.Zc);
+
+	out_len = (e + 7) >> 3;
+	/* get output data starting address */
+	rm_out = (uint8_t *)mbuf_append(m_out_head, m_out, out_len);
+	if (rm_out == NULL) {
+		op->status |= 1 << RTE_BBDEV_DATA_ERROR;
+		rte_bbdev_log(ERR,
+				"Too little space in output mbuf");
+		return;
+	}
+	/*
+	 * rte_bbdev_op_data.offset can be different than the offset
+	 * of the appended bytes
+	 */
+	rm_out = rte_pktmbuf_mtod_offset(m_out, uint8_t *, out_offset);
+
+	/* Rate-Matching */
+	rm_req.E = e;
+	rm_req.Ncb = enc->n_cb;
+	rm_req.Qm = enc->q_m;
+	rm_req.Zc = enc->z_c;
+	rm_req.baseGraph = enc->basegraph;
+	rm_req.input = q->adapter_output;
+	rm_req.nLen = enc->n_filler;
+	rm_req.nullIndex = parity_offset - enc->n_filler;
+	rm_req.rvidx = enc->rv_index;
+	rm_resp.output = q->deint_output;
+
+	if (bblib_LDPC_ratematch_5gnr(&rm_req, &rm_resp) != 0) {
+		op->status |= 1 << RTE_BBDEV_DRV_ERROR;
+		rte_bbdev_log(ERR, "Rate matching failed");
+		return;
+	}
+
+	/* RM SDK may provide non zero bits on last byte */
+	if ((e % 8) != 0)
+		q->deint_output[out_len-1] &= (1 << (e % 8)) - 1;
+
+	bblib_bit_reverse((int8_t *) q->deint_output, out_len << 3);
+
+	rte_memcpy(rm_out, q->deint_output, out_len);
+	enc->output.length += out_len;
+
+#ifdef RTE_BBDEV_OFFLOAD_COST
+	q_stats->acc_offload_cycles += rte_rdtsc_precise() - start_time;
+#endif
+#else
+	RTE_SET_USED(q);
+	RTE_SET_USED(op);
+	RTE_SET_USED(e);
+	RTE_SET_USED(m_in);
+	RTE_SET_USED(m_out_head);
+	RTE_SET_USED(m_out);
+	RTE_SET_USED(in_offset);
+	RTE_SET_USED(out_offset);
+	RTE_SET_USED(seg_total_left);
+	RTE_SET_USED(q_stats);
+#endif
+}
+
 static inline void
 enqueue_enc_one_op(struct turbo_sw_queue *q, struct rte_bbdev_enc_op *op,
 		struct rte_bbdev_stats *queue_stats)
@@ -819,6 +1024,93 @@ struct turbo_sw_queue {
 	}
 }
 
+
+static inline void
+enqueue_ldpc_enc_one_op(struct turbo_sw_queue *q, struct rte_bbdev_enc_op *op,
+		struct rte_bbdev_stats *queue_stats)
+{
+	uint8_t c, r, crc24_bits = 0;
+	uint32_t e;
+	struct rte_bbdev_op_ldpc_enc *enc = &op->ldpc_enc;
+	uint16_t in_offset = enc->input.offset;
+	uint16_t out_offset = enc->output.offset;
+	struct rte_mbuf *m_in = enc->input.data;
+	struct rte_mbuf *m_out = enc->output.data;
+	struct rte_mbuf *m_out_head = enc->output.data;
+	uint32_t in_length, mbuf_total_left = enc->input.length;
+
+	uint16_t seg_total_left;
+
+	/* Clear op status */
+	op->status = 0;
+
+	if (mbuf_total_left > RTE_BBDEV_TURBO_MAX_TB_SIZE >> 3) {
+		rte_bbdev_log(ERR, "TB size (%u) is too big, max: %d",
+				mbuf_total_left, RTE_BBDEV_TURBO_MAX_TB_SIZE);
+		op->status = 1 << RTE_BBDEV_DATA_ERROR;
+		return;
+	}
+
+	if (m_in == NULL || m_out == NULL) {
+		rte_bbdev_log(ERR, "Invalid mbuf pointer");
+		op->status = 1 << RTE_BBDEV_DATA_ERROR;
+		return;
+	}
+
+	if ((enc->op_flags & RTE_BBDEV_TURBO_CRC_24B_ATTACH) ||
+		(enc->op_flags & RTE_BBDEV_TURBO_CRC_24A_ATTACH))
+		crc24_bits = 24;
+
+	if (enc->code_block_mode == 0) { /* For Transport Block mode */
+		c = enc->tb_params.c;
+		r = enc->tb_params.r;
+	} else { /* For Code Block mode */
+		c = 1;
+		r = 0;
+	}
+
+	while (mbuf_total_left > 0 && r < c) {
+
+		seg_total_left = rte_pktmbuf_data_len(m_in) - in_offset;
+
+		if (enc->code_block_mode == 0) {
+			e = (r < enc->tb_params.cab) ?
+				enc->tb_params.ea : enc->tb_params.eb;
+		} else {
+			e = enc->cb_params.e;
+		}
+
+		process_ldpc_enc_cb(q, op, e, m_in, m_out_head,
+				m_out, in_offset, out_offset, seg_total_left,
+				queue_stats);
+		/* Update total_left */
+		in_length = (enc->basegraph == 1 ? 22 : 10) * enc->z_c;
+		in_length = ((in_length - crc24_bits - enc->n_filler) >> 3);
+		mbuf_total_left -= in_length;
+		/* Update offsets for next CBs (if exist) */
+		in_offset += in_length;
+		out_offset += (e + 7) >> 3;
+
+		/* Update offsets */
+		if (seg_total_left == in_length) {
+			/* Go to the next mbuf */
+			m_in = m_in->next;
+			m_out = m_out->next;
+			in_offset = 0;
+			out_offset = 0;
+		}
+		r++;
+	}
+
+	/* check if all input data was processed */
+	if (mbuf_total_left != 0) {
+		op->status |= 1 << RTE_BBDEV_DATA_ERROR;
+		rte_bbdev_log(ERR,
+				"Mismatch between mbuf length and included CBs sizes %d",
+				mbuf_total_left);
+	}
+}
+
 static inline uint16_t
 enqueue_enc_all_ops(struct turbo_sw_queue *q, struct rte_bbdev_enc_op **ops,
 		uint16_t nb_ops, struct rte_bbdev_stats *queue_stats)
@@ -835,6 +1127,23 @@ struct turbo_sw_queue {
 			NULL);
 }
 
+static inline uint16_t
+enqueue_ldpc_enc_all_ops(struct turbo_sw_queue *q,
+		struct rte_bbdev_enc_op **ops,
+		uint16_t nb_ops, struct rte_bbdev_stats *queue_stats)
+{
+	uint16_t i;
+#ifdef RTE_BBDEV_OFFLOAD_COST
+	queue_stats->acc_offload_cycles = 0;
+#endif
+
+	for (i = 0; i < nb_ops; ++i)
+		enqueue_ldpc_enc_one_op(q, ops[i], queue_stats);
+
+	return rte_ring_enqueue_burst(q->processed_pkts, (void **)ops, nb_ops,
+			NULL);
+}
+
 static inline void
 move_padding_bytes(const uint8_t *in, uint8_t *out, uint16_t k,
 		uint16_t ncb)
@@ -856,7 +1165,11 @@ struct turbo_sw_queue {
 		uint16_t crc24_overlap, uint16_t in_length,
 		struct rte_bbdev_stats *q_stats)
 {
+#ifdef RTE_LIBRTE_BBDEV_DEBUG
 	int ret;
+#else
+	RTE_SET_USED(in_length);
+#endif
 	int32_t k_idx;
 	int32_t iter_cnt;
 	uint8_t *in, *out, *adapter_input;
@@ -874,11 +1187,13 @@ struct turbo_sw_queue {
 
 	k_idx = compute_idx(k);
 
+#ifdef RTE_LIBRTE_BBDEV_DEBUG
 	ret = is_dec_input_valid(k_idx, kw, in_length);
 	if (ret != 0) {
 		op->status |= 1 << RTE_BBDEV_DATA_ERROR;
 		return;
 	}
+#endif
 
 	in = rte_pktmbuf_mtod_offset(m_in, uint8_t *, in_offset);
 	ncb = kw;
@@ -894,11 +1209,12 @@ struct turbo_sw_queue {
 		deint_resp.pinteleavebuffer = q->deint_output;
 
 #ifdef RTE_BBDEV_OFFLOAD_COST
-		start_time = rte_rdtsc_precise();
+	start_time = rte_rdtsc_precise();
 #endif
+		/* Sub-block De-Interleaving */
 		bblib_deinterleave_ul(&deint_req, &deint_resp);
 #ifdef RTE_BBDEV_OFFLOAD_COST
-		q_stats->acc_offload_cycles += rte_rdtsc_precise() - start_time;
+	q_stats->acc_offload_cycles += rte_rdtsc_precise() - start_time;
 #endif
 	} else
 		move_padding_bytes(in, q->deint_output, k, ncb);
@@ -975,6 +1291,196 @@ struct turbo_sw_queue {
 }
 
 static inline void
+process_ldpc_dec_cb(struct turbo_sw_queue *q, struct rte_bbdev_dec_op *op,
+		uint8_t c, uint16_t out_length, uint16_t e,
+		struct rte_mbuf *m_in,
+		struct rte_mbuf *m_out_head, struct rte_mbuf *m_out,
+		struct rte_mbuf *m_harq_in,
+		struct rte_mbuf *m_harq_out_head, struct rte_mbuf *m_harq_out,
+		uint16_t in_offset, uint16_t out_offset,
+		uint16_t harq_in_offset, uint16_t harq_out_offset,
+		bool check_crc_24b,
+		uint16_t crc24_overlap, uint16_t in_length,
+		struct rte_bbdev_stats *q_stats)
+{
+#ifdef RTE_LIBRTE_PMD_BBDEV_AVX512
+	RTE_SET_USED(in_length);
+	RTE_SET_USED(c);
+	uint8_t *in, *out, *harq_in, *harq_out, *adapter_input;
+	struct bblib_rate_dematching_5gnr_request derm_req;
+	struct bblib_rate_dematching_5gnr_response derm_resp;
+	struct bblib_ldpc_decoder_5gnr_request dec_req;
+	struct bblib_ldpc_decoder_5gnr_response dec_resp;
+	struct bblib_crc_request crc_req;
+	struct bblib_crc_response crc_resp;
+	struct rte_bbdev_op_ldpc_dec *dec = &op->ldpc_dec;
+	uint16_t K, parity_offset, sys_cols, outLenWithCrc;
+	int16_t deRmOutSize, numRows;
+
+	/* Compute some LDPC BG lengths */
+	outLenWithCrc = out_length + (crc24_overlap >> 3);
+	sys_cols = (dec->basegraph == 1) ? 22 : 10;
+	K = sys_cols * dec->z_c;
+	parity_offset = K - 2 * dec->z_c;
+
+#ifdef RTE_BBDEV_OFFLOAD_COST
+	uint64_t start_time = rte_rdtsc_precise();
+#else
+	RTE_SET_USED(q_stats);
+#endif
+
+	in = rte_pktmbuf_mtod_offset(m_in, uint8_t *, in_offset);
+
+	if (check_bit(dec->op_flags, RTE_BBDEV_LDPC_HQ_COMBINE_IN_ENABLE)) {
+		/**
+		 *  Single contiguous block from the first LLR of the
+		 *  circular buffer.
+		 */
+		harq_in = NULL;
+		if (m_harq_in != NULL)
+			harq_in = rte_pktmbuf_mtod_offset(m_harq_in,
+				uint8_t *, harq_in_offset);
+		if (harq_in == NULL) {
+			op->status |= 1 << RTE_BBDEV_DATA_ERROR;
+			rte_bbdev_log(ERR, "No space in harq input mbuf");
+			return;
+		}
+		uint16_t harq_in_length = RTE_MIN(
+				dec->harq_combined_input.length,
+				(uint32_t) dec->n_cb);
+		memset(q->ag + harq_in_length, 0,
+				dec->n_cb - harq_in_length);
+		rte_memcpy(q->ag, harq_in, harq_in_length);
+	}
+
+	derm_req.p_in = (int8_t *) in;
+	derm_req.p_harq = q->ag; /* This doesn't include the filler bits */
+	derm_req.base_graph = dec->basegraph;
+	derm_req.zc = dec->z_c;
+	derm_req.ncb = dec->n_cb;
+	derm_req.e = e;
+	derm_req.k0 = 0; /* Actual output from SDK */
+	derm_req.isretx = check_bit(dec->op_flags,
+			RTE_BBDEV_LDPC_HQ_COMBINE_IN_ENABLE);
+	derm_req.rvid = dec->rv_index;
+	derm_req.modulation_order = dec->q_m;
+	derm_req.start_null_index = parity_offset - dec->n_filler;
+	derm_req.num_of_null = dec->n_filler;
+
+	bblib_rate_dematching_5gnr(&derm_req, &derm_resp);
+
+	/* Compute RM out size and number of rows */
+	deRmOutSize = RTE_MIN(
+			derm_req.k0 + derm_req.e -
+			((derm_req.k0 < derm_req.start_null_index) ?
+					0 : dec->n_filler),
+			dec->n_cb - dec->n_filler);
+	if (m_harq_in != NULL)
+		deRmOutSize = RTE_MAX(deRmOutSize,
+				RTE_MIN(dec->n_cb - dec->n_filler,
+						m_harq_in->data_len));
+	numRows = ((deRmOutSize + dec->n_filler + dec->z_c - 1) / dec->z_c)
+			- sys_cols + 2;
+	numRows = RTE_MAX(4, numRows);
+
+	/* get output data starting address */
+	out = (uint8_t *)mbuf_append(m_out_head, m_out, out_length);
+	if (out == NULL) {
+		op->status |= 1 << RTE_BBDEV_DATA_ERROR;
+		rte_bbdev_log(ERR,
+				"Too little space in output mbuf");
+		return;
+	}
+
+	/* rte_bbdev_op_data.offset can be different than the offset
+	 * of the appended bytes
+	 */
+	out = rte_pktmbuf_mtod_offset(m_out, uint8_t *, out_offset);
+	adapter_input = q->enc_out;
+
+	dec_req.Zc = dec->z_c;
+	dec_req.baseGraph = dec->basegraph;
+	dec_req.nRows = numRows;
+	dec_req.numChannelLlrs = deRmOutSize;
+	dec_req.varNodes = derm_req.p_harq;
+	dec_req.numFillerBits = dec->n_filler;
+	dec_req.maxIterations = dec->iter_max;
+	dec_req.enableEarlyTermination = check_bit(dec->op_flags,
+			RTE_BBDEV_LDPC_ITERATION_STOP_ENABLE);
+	dec_resp.varNodes = (int16_t *) q->adapter_output;
+	dec_resp.compactedMessageBytes = q->enc_out;
+
+	bblib_ldpc_decoder_5gnr(&dec_req, &dec_resp);
+
+	dec->iter_count = RTE_MAX(dec_resp.iterationAtTermination,
+			dec->iter_count);
+	if (!dec_resp.parityPassedAtTermination)
+		op->status |= 1 << RTE_BBDEV_SYNDROME_ERROR;
+
+	bblib_bit_reverse((int8_t *) q->enc_out, outLenWithCrc << 3);
+
+	if (check_bit(dec->op_flags, RTE_BBDEV_LDPC_CRC_TYPE_24A_CHECK) ||
+			check_bit(dec->op_flags,
+					RTE_BBDEV_LDPC_CRC_TYPE_24B_CHECK)) {
+		crc_req.data = adapter_input;
+		crc_req.len  = K - dec->n_filler - 24;
+		crc_resp.check_passed = false;
+		crc_resp.data = adapter_input;
+		if (check_crc_24b)
+			bblib_lte_crc24b_check(&crc_req, &crc_resp);
+		else
+			bblib_lte_crc24a_check(&crc_req, &crc_resp);
+		if (!crc_resp.check_passed)
+			op->status |= 1 << RTE_BBDEV_CRC_ERROR;
+	}
+
+#ifdef RTE_BBDEV_OFFLOAD_COST
+	q_stats->acc_offload_cycles += rte_rdtsc_precise() - start_time;
+#endif
+	if (check_bit(dec->op_flags, RTE_BBDEV_LDPC_HQ_COMBINE_OUT_ENABLE)) {
+		/* get output data starting address */
+		harq_out = NULL;
+		if (m_harq_out != NULL)
+			harq_out = (uint8_t *)mbuf_append(m_harq_out_head,
+					m_harq_out, deRmOutSize);
+		if (harq_out == NULL) {
+			op->status |= 1 << RTE_BBDEV_DATA_ERROR;
+			rte_bbdev_log(ERR, "No space in harq output mbuf");
+			return;
+		}
+		harq_out = rte_pktmbuf_mtod_offset(m_harq_out, uint8_t *,
+				harq_out_offset);
+		rte_memcpy(harq_out, derm_req.p_harq, deRmOutSize);
+		dec->harq_combined_output.length += deRmOutSize;
+	}
+
+	rte_memcpy(out, adapter_input, out_length);
+	dec->hard_output.length += out_length;
+#else
+	RTE_SET_USED(q);
+	RTE_SET_USED(op);
+	RTE_SET_USED(c);
+	RTE_SET_USED(out_length);
+	RTE_SET_USED(e);
+	RTE_SET_USED(m_in);
+	RTE_SET_USED(m_out_head);
+	RTE_SET_USED(m_out);
+	RTE_SET_USED(m_harq_in);
+	RTE_SET_USED(m_harq_out_head);
+	RTE_SET_USED(m_harq_out);
+	RTE_SET_USED(harq_in_offset);
+	RTE_SET_USED(harq_out_offset);
+	RTE_SET_USED(in_offset);
+	RTE_SET_USED(out_offset);
+	RTE_SET_USED(check_crc_24b);
+	RTE_SET_USED(crc24_overlap);
+	RTE_SET_USED(in_length);
+	RTE_SET_USED(q_stats);
+#endif
+}
+
+
+static inline void
 enqueue_dec_one_op(struct turbo_sw_queue *q, struct rte_bbdev_dec_op *op,
 		struct rte_bbdev_stats *queue_stats)
 {
@@ -1033,6 +1539,7 @@ struct turbo_sw_queue {
 				in_offset, out_offset, check_bit(dec->op_flags,
 				RTE_BBDEV_TURBO_CRC_TYPE_24B), crc24_overlap,
 				seg_total_left, queue_stats);
+
 		/* To keep CRC24 attached to end of Code block, use
 		 * RTE_BBDEV_TURBO_DEC_TB_CRC_24B_KEEP flag as it
 		 * removed by default once verified.
@@ -1054,6 +1561,103 @@ struct turbo_sw_queue {
 		}
 		r++;
 	}
+
+	if (mbuf_total_left != 0) {
+		op->status |= 1 << RTE_BBDEV_DATA_ERROR;
+		rte_bbdev_log(ERR,
+				"Mismatch between mbuf length and included Circular buffer sizes");
+	}
+}
+
+static inline void
+enqueue_ldpc_dec_one_op(struct turbo_sw_queue *q, struct rte_bbdev_dec_op *op,
+		struct rte_bbdev_stats *queue_stats)
+{
+	uint8_t c, r = 0;
+	uint16_t e, out_length;
+	uint16_t crc24_overlap = 0;
+	struct rte_bbdev_op_ldpc_dec *dec = &op->ldpc_dec;
+	struct rte_mbuf *m_in = dec->input.data;
+	struct rte_mbuf *m_harq_in = dec->harq_combined_input.data;
+	struct rte_mbuf *m_harq_out = dec->harq_combined_output.data;
+	struct rte_mbuf *m_harq_out_head = dec->harq_combined_output.data;
+	struct rte_mbuf *m_out = dec->hard_output.data;
+	struct rte_mbuf *m_out_head = dec->hard_output.data;
+	uint16_t in_offset = dec->input.offset;
+	uint16_t harq_in_offset = dec->harq_combined_input.offset;
+	uint16_t harq_out_offset = dec->harq_combined_output.offset;
+	uint16_t out_offset = dec->hard_output.offset;
+	uint32_t mbuf_total_left = dec->input.length;
+	uint16_t seg_total_left;
+
+	/* Clear op status */
+	op->status = 0;
+
+	if (m_in == NULL || m_out == NULL) {
+		rte_bbdev_log(ERR, "Invalid mbuf pointer");
+		op->status = 1 << RTE_BBDEV_DATA_ERROR;
+		return;
+	}
+
+	if (dec->code_block_mode == 0) { /* For Transport Block mode */
+		c = dec->tb_params.c;
+		e = dec->tb_params.ea;
+	} else { /* For Code Block mode */
+		c = 1;
+		e = dec->cb_params.e;
+	}
+
+	if (check_bit(dec->op_flags, RTE_BBDEV_LDPC_CRC_TYPE_24B_DROP))
+		crc24_overlap = 24;
+
+	out_length = (dec->basegraph == 1 ? 22 : 10) * dec->z_c; /* K */
+	out_length = ((out_length - crc24_overlap - dec->n_filler) >> 3);
+
+	while (mbuf_total_left > 0) {
+		if (dec->code_block_mode == 0)
+			e = (r < dec->tb_params.cab) ?
+				dec->tb_params.ea : dec->tb_params.eb;
+
+		seg_total_left = rte_pktmbuf_data_len(m_in) - in_offset;
+
+		process_ldpc_dec_cb(q, op, c, out_length, e,
+				m_in, m_out_head, m_out,
+				m_harq_in, m_harq_out_head, m_harq_out,
+				in_offset, out_offset, harq_in_offset,
+				harq_out_offset,
+				check_bit(dec->op_flags,
+				RTE_BBDEV_LDPC_CRC_TYPE_24B_CHECK),
+				crc24_overlap,
+				seg_total_left, queue_stats);
+
+		/* To keep CRC24 attached to end of Code block, use
+		 * RTE_BBDEV_LDPC_DEC_TB_CRC_24B_KEEP flag as it
+		 * removed by default once verified.
+		 */
+
+		mbuf_total_left -= e;
+
+		/* Update offsets */
+		if (seg_total_left == e) {
+			/* Go to the next mbuf */
+			m_in = m_in->next;
+			m_out = m_out->next;
+			if (m_harq_in != NULL)
+				m_harq_in = m_harq_in->next;
+			if (m_harq_out != NULL)
+				m_harq_out = m_harq_out->next;
+			in_offset = 0;
+			out_offset = 0;
+			harq_in_offset = 0;
+			harq_out_offset = 0;
+		} else {
+			/* Update offsets for next CBs (if exist) */
+			in_offset += e;
+			out_offset += out_length;
+		}
+		r++;
+	}
+
 	if (mbuf_total_left != 0) {
 		op->status |= 1 << RTE_BBDEV_DATA_ERROR;
 		rte_bbdev_log(ERR,
@@ -1077,6 +1681,23 @@ struct turbo_sw_queue {
 			NULL);
 }
 
+static inline uint16_t
+enqueue_ldpc_dec_all_ops(struct turbo_sw_queue *q,
+		struct rte_bbdev_dec_op **ops,
+		uint16_t nb_ops, struct rte_bbdev_stats *queue_stats)
+{
+	uint16_t i;
+#ifdef RTE_BBDEV_OFFLOAD_COST
+	queue_stats->acc_offload_cycles = 0;
+#endif
+
+	for (i = 0; i < nb_ops; ++i)
+		enqueue_ldpc_dec_one_op(q, ops[i], queue_stats);
+
+	return rte_ring_enqueue_burst(q->processed_pkts, (void **)ops, nb_ops,
+			NULL);
+}
+
 /* Enqueue burst */
 static uint16_t
 enqueue_enc_ops(struct rte_bbdev_queue_data *q_data,
@@ -1096,6 +1717,24 @@ struct turbo_sw_queue {
 
 /* Enqueue burst */
 static uint16_t
+enqueue_ldpc_enc_ops(struct rte_bbdev_queue_data *q_data,
+		struct rte_bbdev_enc_op **ops, uint16_t nb_ops)
+{
+	void *queue = q_data->queue_private;
+	struct turbo_sw_queue *q = queue;
+	uint16_t nb_enqueued = 0;
+
+	nb_enqueued = enqueue_ldpc_enc_all_ops(
+			q, ops, nb_ops, &q_data->queue_stats);
+
+	q_data->queue_stats.enqueue_err_count += nb_ops - nb_enqueued;
+	q_data->queue_stats.enqueued_count += nb_enqueued;
+
+	return nb_enqueued;
+}
+
+/* Enqueue burst */
+static uint16_t
 enqueue_dec_ops(struct rte_bbdev_queue_data *q_data,
 		 struct rte_bbdev_dec_op **ops, uint16_t nb_ops)
 {
@@ -1111,6 +1750,24 @@ struct turbo_sw_queue {
 	return nb_enqueued;
 }
 
+/* Enqueue burst */
+static uint16_t
+enqueue_ldpc_dec_ops(struct rte_bbdev_queue_data *q_data,
+		 struct rte_bbdev_dec_op **ops, uint16_t nb_ops)
+{
+	void *queue = q_data->queue_private;
+	struct turbo_sw_queue *q = queue;
+	uint16_t nb_enqueued = 0;
+
+	nb_enqueued = enqueue_ldpc_dec_all_ops(q, ops, nb_ops,
+			&q_data->queue_stats);
+
+	q_data->queue_stats.enqueue_err_count += nb_ops - nb_enqueued;
+	q_data->queue_stats.enqueued_count += nb_enqueued;
+
+	return nb_enqueued;
+}
+
 /* Dequeue decode burst */
 static uint16_t
 dequeue_dec_ops(struct rte_bbdev_queue_data *q_data,
@@ -1223,6 +1880,10 @@ struct turbo_sw_queue {
 	bbdev->dequeue_dec_ops = dequeue_dec_ops;
 	bbdev->enqueue_enc_ops = enqueue_enc_ops;
 	bbdev->enqueue_dec_ops = enqueue_dec_ops;
+	bbdev->dequeue_ldpc_enc_ops = dequeue_enc_ops;
+	bbdev->dequeue_ldpc_dec_ops = dequeue_dec_ops;
+	bbdev->enqueue_ldpc_enc_ops = enqueue_ldpc_enc_ops;
+	bbdev->enqueue_ldpc_dec_ops = enqueue_ldpc_dec_ops;
 	((struct bbdev_private *) bbdev->data->dev_private)->max_nb_queues =
 			init_params->queues_num;
 
diff --git a/mk/rte.app.mk b/mk/rte.app.mk
index 21d32a2..060e0ec 100644
--- a/mk/rte.app.mk
+++ b/mk/rte.app.mk
@@ -225,8 +225,14 @@ _LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_BBDEV_TURBO_SW) += -lrte_pmd_bbdev_turbo_sw
 _LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_BBDEV_TURBO_SW) += -L$(FLEXRAN_SDK)/lib_crc -lcrc
 _LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_BBDEV_TURBO_SW) += -L$(FLEXRAN_SDK)/lib_turbo -lturbo
 _LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_BBDEV_TURBO_SW) += -L$(FLEXRAN_SDK)/lib_rate_matching -lrate_matching
+ifeq ($(CONFIG_RTE_LIBRTE_PMD_BBDEV_AVX512),y)
+_LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_BBDEV_TURBO_SW) += -L$(FLEXRAN_SDK)/lib_LDPC_ratematch_5gnr -lLDPC_ratematch_5gnr
+_LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_BBDEV_TURBO_SW) += -L$(FLEXRAN_SDK)/lib_ldpc_encoder_5gnr -lldpc_encoder_5gnr
+_LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_BBDEV_TURBO_SW) += -L$(FLEXRAN_SDK)/lib_ldpc_decoder_5gnr -lldpc_decoder_5gnr
+_LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_BBDEV_TURBO_SW) += -L$(FLEXRAN_SDK)/lib_rate_dematching_5gnr -lrate_dematching_5gnr
+endif
 _LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_BBDEV_TURBO_SW) += -L$(FLEXRAN_SDK)/lib_common -lcommon
-_LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_BBDEV_TURBO_SW) += -lirc -limf -lstdc++ -lipps
+_LDLIBS-$(CONFIG_RTE_LIBRTE_PMD_BBDEV_TURBO_SW) += -lirc -limf -lstdc++ -lipps -lsvml
 endif # CONFIG_RTE_LIBRTE_BBDEV
 
 ifeq ($(CONFIG_RTE_LIBRTE_CRYPTODEV),y)
-- 
1.8.3.1