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From: Hernan Vargas <hernan.vargas@intel.com>
To: dev@dpdk.org, gakhil@marvell.com, trix@redhat.com,
	maxime.coquelin@redhat.com
Cc: nicolas.chautru@intel.com, qi.z.zhang@intel.com,
	Hernan Vargas <hernan.vargas@intel.com>
Subject: [PATCH v5 4/5] baseband/fpga_5gnr_fec: add AGX100 support
Date: Tue, 23 Jan 2024 08:54:53 -0800	[thread overview]
Message-ID: <20240123165454.104465-5-hernan.vargas@intel.com> (raw)
In-Reply-To: <20240123165454.104465-1-hernan.vargas@intel.com>

Add support for new FPGA variant AGX100 (on Arrow Creek N6000).

Signed-off-by: Hernan Vargas <hernan.vargas@intel.com>
---
 doc/guides/bbdevs/fpga_5gnr_fec.rst           |   69 +-
 drivers/baseband/fpga_5gnr_fec/agx100_pmd.h   |  273 ++++
 .../baseband/fpga_5gnr_fec/fpga_5gnr_fec.h    |   12 +-
 .../fpga_5gnr_fec/rte_fpga_5gnr_fec.c         | 1230 +++++++++++++++--
 drivers/baseband/fpga_5gnr_fec/vc_5gnr_pmd.h  |    1 -
 5 files changed, 1458 insertions(+), 127 deletions(-)
 create mode 100644 drivers/baseband/fpga_5gnr_fec/agx100_pmd.h

diff --git a/doc/guides/bbdevs/fpga_5gnr_fec.rst b/doc/guides/bbdevs/fpga_5gnr_fec.rst
index 99fc936829a8..1ae192a86b25 100644
--- a/doc/guides/bbdevs/fpga_5gnr_fec.rst
+++ b/doc/guides/bbdevs/fpga_5gnr_fec.rst
@@ -6,12 +6,13 @@ Intel(R) FPGA 5GNR FEC Poll Mode Driver
 
 The BBDEV FPGA 5GNR FEC poll mode driver (PMD) supports an FPGA implementation of a VRAN
 LDPC Encode / Decode 5GNR wireless acceleration function, using Intel's PCI-e and FPGA
-based Vista Creek device.
+based Vista Creek (N3000, referred to as VC_5GNR in the code) as well as Arrow Creek (N6000,
+referred to as AGX100 in the code).
 
 Features
 --------
 
-FPGA 5GNR FEC PMD supports the following features:
+FPGA 5GNR FEC PMD supports the following BBDEV capabilities:
 
 - LDPC Encode in the DL
 - LDPC Decode in the UL
@@ -67,10 +68,18 @@ Initialization
 
 When the device first powers up, its PCI Physical Functions (PF) can be listed through this command:
 
+Vista Creek (N3000)
+
 .. code-block:: console
 
   sudo lspci -vd8086:0d8f
 
+Arrow Creek (N6000)
+
+.. code-block:: console
+
+  sudo lspci -vd8086:5799
+
 The physical and virtual functions are compatible with Linux UIO drivers:
 ``vfio_pci`` and ``igb_uio``. However, in order to work the FPGA 5GNR FEC device firstly needs
 to be bound to one of these linux drivers through DPDK.
@@ -78,6 +87,7 @@ to be bound to one of these linux drivers through DPDK.
 For more details on how to bind the PF device and create VF devices, see
 :ref:`linux_gsg_binding_kernel`.
 
+
 Configure the VFs through PF
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
@@ -110,12 +120,12 @@ parameters defined in ``rte_fpga_5gnr_fec_conf`` structure:
 
 - ``vf_*l_queues_number``: defines the hardware queue mapping for every VF.
 
-- ``*l_bandwidth``: in case of congestion on PCIe interface. The device
-  allocates different bandwidth to UL and DL. The weight is configured by this
-  setting. The unit of weight is 3 code blocks. For example, if the code block
-  cbps (code block per second) ratio between UL and DL is 12:1, then the
-  configuration value should be set to 36:3. The schedule algorithm is based
-  on code block regardless the length of each block.
+- ``*l_bandwidth``: Only used for the Vista Creek schedule algorithm in case of
+  congestion on PCIe interface. The device allocates different bandwidth to UL
+  and DL. The weight is configured by this setting. The unit of weight is 3 code
+  blocks. For example, if the code block cbps (code block per second) ratio between
+  UL and DL is 12:1, then the configuration value should be set to 36:3.
+  The schedule algorithm is based on code block regardless the length of each block.
 
 - ``*l_load_balance``: hardware queues are load-balanced in a round-robin
   fashion. Queues get filled first-in first-out until they reach a pre-defined
@@ -159,8 +169,38 @@ Test Application
 BBDEV provides a test application, ``test-bbdev.py`` and range of test data for testing
 the functionality of the device, depending on the device's capabilities.
 
-For more details on how to use the test application,
-see :ref:`test_bbdev_application`.
+.. code-block:: console
+
+  "-p", "--testapp-path": specifies path to the bbdev test app.
+  "-e", "--eal-params"	: EAL arguments which are passed to the test app.
+  "-t", "--timeout"	: Timeout in seconds (default=300).
+  "-c", "--test-cases"	: Defines test cases to run. Run all if not specified.
+  "-v", "--test-vector"	: Test vector path (default=dpdk_path+/app/test-bbdev/test_vectors/bbdev_null.data).
+  "-n", "--num-ops"	: Number of operations to process on device (default=32).
+  "-b", "--burst-size"	: Operations enqueue/dequeue burst size (default=32).
+  "-l", "--num-lcores"	: Number of lcores to run (default=16).
+  "-i", "--init-device" : Initialise PF device with default values.
+
+
+To execute the test application tool using simple decode or encode data,
+type one of the following:
+
+.. code-block:: console
+
+  ./test-bbdev.py -c validation -n 64 -b 1 -v ./ldpc_dec_default.data
+  ./test-bbdev.py -c validation -n 64 -b 1 -v ./ldpc_enc_default.data
+
+
+The test application ``test-bbdev.py``, supports the ability to configure the PF device with
+a default set of values, if the "-i" or "- -init-device" option is included. The default values
+are defined in test_bbdev_perf.c as:
+
+- VF_UL_QUEUE_VALUE 4
+- VF_DL_QUEUE_VALUE 4
+- UL_BANDWIDTH 3
+- DL_BANDWIDTH 3
+- UL_LOAD_BALANCE 128
+- DL_LOAD_BALANCE 128
 
 
 Test Vectors
@@ -184,7 +224,16 @@ See for more details: https://github.com/intel/pf-bb-config
 
 Specifically for the BBDEV FPGA 5GNR FEC PMD, the command below can be used:
 
+Vista Creek (N3000)
+
 .. code-block:: console
 
   ./pf_bb_config FPGA_5GNR -c fpga_5gnr/fpga_5gnr_config_vf.cfg
   ./test-bbdev.py -e="-c 0xff0 -a${VF_PCI_ADDR}" -c validation -n 64 -b 32 -l 1 -v ./ldpc_dec_default.data
+
+Arrow Creek (N6000)
+
+.. code-block:: console
+
+  ./pf_bb_config AGX100 -c agx100/agx100_config_1vf.cfg
+  ./test-bbdev.py -e="-c 0xff0 -a${VF_PCI_ADDR}" -c validation -n 64 -b 32 -l 1 -v ./ldpc_dec_default.data
diff --git a/drivers/baseband/fpga_5gnr_fec/agx100_pmd.h b/drivers/baseband/fpga_5gnr_fec/agx100_pmd.h
new file mode 100644
index 000000000000..fb7085ec2d00
--- /dev/null
+++ b/drivers/baseband/fpga_5gnr_fec/agx100_pmd.h
@@ -0,0 +1,273 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2022 Intel Corporation
+ */
+
+#ifndef _AGX100_H_
+#define _AGX100_H_
+
+#include <stdint.h>
+#include <stdbool.h>
+
+/* AGX100 PCI vendor & device IDs. */
+#define AGX100_VENDOR_ID (0x8086)
+#define AGX100_PF_DEVICE_ID (0x5799)
+#define AGX100_VF_DEVICE_ID (0x579A)
+
+/* Maximum number of possible queues supported on device. */
+#define AGX100_MAXIMUM_QUEUES_SUPPORTED (64)
+
+/* AGX100 Ring size is in 256 bits (64 bytes) units. */
+#define AGX100_RING_DESC_LEN_UNIT_BYTES (64)
+
+/* Align DMA descriptors to 256 bytes - cache-aligned. */
+#define AGX100_RING_DESC_ENTRY_LENGTH (8)
+
+/* AGX100 Register mapping on BAR0. */
+enum {
+	AGX100_FLR_TIME_OUT = 0x0000000E, /* len: 2B. */
+	AGX100_QUEUE_MAP = 0x00000100	/* len: 256B. */
+};
+
+/* AGX100 DESCRIPTOR ERROR. */
+enum {
+	AGX100_DESC_ERR_NO_ERR = 0x00, /**< 4'b0000 2'b00. */
+	AGX100_DESC_ERR_E_NOT_LEGAL = 0x11, /**< 4'b0001 2'b01. */
+	AGX100_DESC_ERR_K_P_OUT_OF_RANGE = 0x21, /**< 4'b0010 2'b01. */
+	AGX100_DESC_ERR_NCB_OUT_OF_RANGE = 0x31, /**< 4'b0011 2'b01. */
+	AGX100_DESC_ERR_Z_C_NOT_LEGAL = 0x41, /**< 4'b0100 2'b01. */
+	AGX100_DESC_ERR_DESC_INDEX_ERR = 0x03, /**< 4'b0000 2'b11. */
+	AGX100_DESC_ERR_HARQ_INPUT_LEN_A = 0x51, /**< 4'b0101 2'b01. */
+	AGX100_DESC_ERR_HARQ_INPUT_LEN_B = 0x61, /**< 4'b0110 2'b01. */
+	AGX100_DESC_ERR_HBSTORE_OFFSET_ERR = 0x71, /**< 4'b0111 2'b01. */
+	AGX100_DESC_ERR_TB_CBG_ERR = 0x81, /**< 4'b1000 2'b01. */
+	AGX100_DESC_ERR_CBG_OUT_OF_RANGE = 0x91, /**< 4'b1001 2'b01. */
+	AGX100_DESC_ERR_CW_RM_NOT_LEGAL = 0xA1, /**< 4'b1010 2'b01. */
+	AGX100_DESC_ERR_UNSUPPORTED_REQ = 0x12, /**< 4'b0000 2'b10. */
+	AGX100_DESC_ERR_RESERVED = 0x22, /**< 4'b0010 2'b10. */
+	AGX100_DESC_ERR_DESC_ABORT = 0x42, /**< 4'b0100 2'b10. */
+	AGX100_DESC_ERR_DESC_READ_TLP_POISONED = 0x82 /**< 4'b1000 2'b10. */
+};
+
+/* AGX100 TX Slice Descriptor. */
+struct __rte_packed agx100_input_slice_desc {
+	uint32_t input_start_addr_lo;
+	uint32_t input_start_addr_hi;
+	uint32_t input_slice_length:21,
+		rsrvd0:9,
+		end_of_pkt:1,
+		start_of_pkt:1;
+	uint32_t input_slice_time_stamp:31,
+		input_c:1;
+};
+
+/* AGX100 RX Slice Descriptor. */
+struct __rte_packed agx100_output_slice_desc {
+	uint32_t output_start_addr_lo;
+	uint32_t output_start_addr_hi;
+	uint32_t output_slice_length:21,
+		rsrvd0:9,
+		end_of_pkt:1,
+		start_of_pkt:1;
+	uint32_t output_slice_time_stamp:31,
+		output_c:1;
+};
+
+/* AGX100 DL DMA Encoding Request Descriptor. */
+struct __rte_packed agx100_dma_enc_desc {
+	uint32_t done:1, /**< 0: not completed 1: completed. */
+		rsrvd0:17,
+		error_msg:2,
+		error_code:4,
+		rsrvd1:8;
+	uint32_t ncb:16, /**< Limited circular buffer size. */
+		bg_idx:1, /**< Base Graph 0: BG1 1: BG2.*/
+		qm_idx:3, /**< 0: BPSK; 1: QPSK; 2: 16QAM; 3: 64QAM; 4: 256QAM. */
+		zc:9, /**< Lifting size. */
+		rv:2, /**< Redundancy version number. */
+		int_en:1; /**< Interrupt enable. */
+	uint32_t max_cbg:4, /**< Only valid when workload is TB or CBGs. */
+		rsrvd2:4,
+		cbgti:8, /**< CBG bitmap. */
+		rsrvd3:4,
+		cbgs:1, /**< 0: TB or CB 1: CBGs. */
+		desc_idx:11; /**< Sequence number of the descriptor. */
+	uint32_t ca:10, /**< Code block number with Ea in TB or CBG. */
+		c:10, /**< Total code block number in TB or CBG. */
+		rsrvd4:2,
+		num_null:10; /**< Number of null bits. */
+	uint32_t ea:21, /**< Value of E when worload is CB. */
+		rsrvd5:11;
+	uint32_t eb:21, /**< Only valid when workload is TB or CBGs. */
+		rsrvd6:11;
+	uint32_t k_:16, /**< Code block length without null bits. */
+		rsrvd7:8,
+		en_slice_ts:1, /**< Enable slice descriptor timestamp. */
+		en_host_ts:1, /**< Enable host descriptor timestamp. */
+		en_cb_wr_status:1, /**< Enable code block write back status. */
+		en_output_sg:1, /**< Enable RX scatter-gather. */
+		en_input_sg:1, /**< Enable TX scatter-gather. */
+		tb_cb:1, /**< 2'b10: the descriptor is for a TrBlk.
+			   * 2'b00: the descriptor is for a CBlk.
+			   * 2'b11 or 01: the descriptor is for a CBGs.
+			   */
+		crc_en:1, /**< 1: CB CRC enabled 0: CB CRC disabled.
+			    * Only valid when workload is CB or CBGs.
+			    */
+		rsrvd8:1;
+	uint32_t rsrvd9;
+	union {
+		uint32_t input_slice_table_addr_lo; /**<Used when scatter-gather enabled.*/
+		uint32_t input_start_addr_lo; /**< Used when scatter-gather disabled. */
+	};
+	union {
+		uint32_t input_slice_table_addr_hi; /**<Used when scatter-gather enabled.*/
+		uint32_t input_start_addr_hi; /**< Used when scatter-gather disabled. */
+	};
+	union {
+		uint32_t input_slice_num:21, /**< Used when scatter-gather enabled. */
+			rsrvd10:11;
+		uint32_t input_length:26, /**< Used when scatter-gather disabled. */
+			rsrvd11:6;
+	};
+	union {
+		uint32_t output_slice_table_addr_lo; /**< Used when scatter-gather enabled.*/
+		uint32_t output_start_addr_lo; /**< Used when scatter-gather disabled. */
+	};
+	union {
+		uint32_t output_slice_table_addr_hi; /**< Used when scatter-gather enabled.*/
+		uint32_t output_start_addr_hi; /**< Used when scatter-gather disabled. */
+	};
+	union {
+		uint32_t output_slice_num:21, /**< Used when scatter-gather enabled. */
+			rsrvd12:11;
+		uint32_t output_length:26, /**< Used when scatter-gather disabled. */
+			rsrvd13:6;
+	};
+	uint32_t enqueue_timestamp:31, /**< Time when AGX100 receives descriptor. */
+		rsrvd14:1;
+	uint32_t completion_timestamp:31, /**< Time when AGX100 completes descriptor. */
+		rsrvd15:1;
+
+	union {
+		struct {
+			/** Virtual addresses used to retrieve SW context info. */
+			void *op_addr;
+			/** Stores information about total number of Code Blocks
+			 * in currently processed Transport Block
+			 */
+			uint64_t cbs_in_op;
+		};
+
+		uint8_t sw_ctxt[AGX100_RING_DESC_LEN_UNIT_BYTES *
+					(AGX100_RING_DESC_ENTRY_LENGTH - 1)];
+	};
+};
+
+/* AGX100 UL DMA Decoding Request Descriptor. */
+struct __rte_packed agx100_dma_dec_desc {
+	uint32_t done:1, /**< 0: not completed 1: completed. */
+		tb_crc_pass:1, /**< 0: doesn't pass 1: pass. */
+		cb_crc_all_pass:1, /**< 0: doesn't pass 1: pass. */
+		cb_all_et_pass:1, /**< 0: not all decoded 1: all decoded. */
+		max_iter_ret:6, /**< Iteration number returned by LDPC decoder. */
+		cgb_crc_bitmap:8, /**< Field valid only when workload is TB or CBGs. */
+		error_msg:2,
+		error_code:4,
+		et_dis:1, /**< Disable the early termination feature of LDPC decoder. */
+		harq_in_en:1, /**< 0: combine disabled 1: combine enable.*/
+		max_iter:6; /**< Maximum value of iteration for decoding CB. */
+	uint32_t ncb:16, /**< Limited circular buffer size. */
+		bg_idx:1, /**< Base Graph 0: BG1 1: BG2.*/
+		qm_idx:3, /**< 0: BPSK; 1: QPSK; 2: 16QAM; 3: 64QAM; 4: 256QAM. */
+		zc:9, /**< Lifting size. */
+		rv:2, /**< Redundancy version number. */
+		int_en:1; /**< Interrupt enable. */
+	uint32_t max_cbg:4, /**< Only valid when workload is TB or CBGs. */
+		rsrvd0:4,
+		cbgti:8, /**< CBG bitmap. */
+		cbgfi:1, /**< 0: overwrite HARQ buffer 1: enable HARQ for CBGs. */
+		rsrvd1:3,
+		cbgs:1, /**< 0: TB or CB 1: CBGs. */
+		desc_idx:11; /**< Sequence number of the descriptor. */
+	uint32_t ca:10, /**< Code block number with Ea in TB or CBG. */
+		c:10, /**< Total code block number in TB or CBG. */
+		llr_pckg:1, /**< 0: 8-bit LLR 1: 6-bit LLR packed together. */
+		syndrome_check_mode:1, /**<0: full syndrome check 1: 4-layer syndome check.*/
+		num_null:10; /**< Number of null bits. */
+	uint32_t ea:21, /**< Value of E when worload is CB. */
+		rsrvd2:3,
+		eba:8; /**< Only valid when workload is TB or CBGs. */
+	uint32_t hbstore_offset_out:24, /**< HARQ buffer write address. */
+		rsrvd3:8;
+	uint32_t hbstore_offset_in:24, /**< HARQ buffer read address. */
+		en_slice_ts:1, /**< Enable slice descriptor timestamp. */
+		en_host_ts:1, /**< Enable host descriptor timestamp. */
+		en_cb_wr_status:1, /**< Enable code block write back status. */
+		en_output_sg:1, /**< Enable RX scatter-gather. */
+		en_input_sg:1, /**< Enable TX scatter-gather. */
+		tb_cb:1, /**< 2'b10: the descriptor is for a TrBlk.
+			   * 2'b00: the descriptor is for a CBlk.
+			   * 2'b11 or 01: the descriptor is for a CBGs.
+			   */
+		crc24b_ind:1,  /**< 1: CB includes CRC, need LDPC-V to check the CB CRC.
+				 * 0: There is no CB CRC check.
+				 * Only valid when workload is CB or CBGs.
+				 */
+		drop_crc24b:1; /**< 1: CB CRC will be dropped. */
+	uint32_t harq_input_length_a: 16, /**< HARQ_input_length for CB. */
+		harq_input_length_b:16; /**< Only valid when workload is TB or CBGs. */
+	union {
+		uint32_t input_slice_table_addr_lo; /**< Used when scatter-gather enabled.*/
+		uint32_t input_start_addr_lo; /**< Used when scatter-gather disabled. */
+	};
+	union {
+		uint32_t input_slice_table_addr_hi; /**< Used when scatter-gather enabled.*/
+		uint32_t input_start_addr_hi; /**< Used when scatter-gather disabled. */
+	};
+	union {
+		uint32_t input_slice_num:21, /**< Used when scatter-gather enabled. */
+			rsrvd4:11;
+		uint32_t input_length:26, /**< Used when scatter-gather disabled. */
+			rsrvd5:6;
+	};
+	union {
+		uint32_t output_slice_table_addr_lo; /**< Used when scatter-gather enabled.*/
+		uint32_t output_start_addr_lo; /**< Used when scatter-gather disabled. */
+	};
+	union {
+		uint32_t output_slice_table_addr_hi; /**< Used when scatter-gather enabled.*/
+		uint32_t output_start_addr_hi; /**< Used when scatter-gather disabled. */
+	};
+	union {
+		uint32_t output_slice_num:21, /**< Used when scatter-gather enabled. */
+			rsrvd6:11;
+		uint32_t output_length:26, /**< Used when scatter-gather disabled. */
+			rsrvd7:6;
+	};
+	uint32_t enqueue_timestamp:31, /**< Time when AGX100 receives descriptor. */
+		rsrvd8:1;
+	uint32_t completion_timestamp:31, /**< Time when AGX100 completes descriptor. */
+		rsrvd9:1;
+
+	union {
+		struct {
+			/** Virtual addresses used to retrieve SW context info. */
+			void *op_addr;
+			/** Stores information about total number of Code Blocks
+			 * in currently processed Transport Block
+			 */
+			uint8_t cbs_in_op;
+		};
+
+		uint8_t sw_ctxt[AGX100_RING_DESC_LEN_UNIT_BYTES *
+					(AGX100_RING_DESC_ENTRY_LENGTH - 1)];
+	};
+};
+
+/* AGX100 DMA Descriptor. */
+union agx100_dma_desc {
+	struct agx100_dma_enc_desc enc_req;
+	struct agx100_dma_dec_desc dec_req;
+};
+
+#endif /* _AGX100_H_ */
diff --git a/drivers/baseband/fpga_5gnr_fec/fpga_5gnr_fec.h b/drivers/baseband/fpga_5gnr_fec/fpga_5gnr_fec.h
index 982e956dc819..224684902569 100644
--- a/drivers/baseband/fpga_5gnr_fec/fpga_5gnr_fec.h
+++ b/drivers/baseband/fpga_5gnr_fec/fpga_5gnr_fec.h
@@ -8,6 +8,7 @@
 #include <stdint.h>
 #include <stdbool.h>
 
+#include "agx100_pmd.h"
 #include "vc_5gnr_pmd.h"
 
 /* Helper macro for logging */
@@ -131,12 +132,21 @@ struct fpga_5gnr_fec_device {
 	uint64_t q_assigned_bit_map;
 	/** True if this is a PF FPGA 5GNR device. */
 	bool pf_device;
+	/** Maximum number of possible queues for this device. */
+	uint8_t total_num_queues;
+	/** FPGA Variant. VC_5GNR_FPGA_VARIANT = 0; AGX100_FPGA_VARIANT = 1. */
+	uint8_t fpga_variant;
 };
 
 /** Structure associated with each queue. */
 struct __rte_cache_aligned fpga_5gnr_queue {
 	struct fpga_5gnr_ring_ctrl_reg ring_ctrl_reg;  /**< Ring Control Register */
-	union vc_5gnr_dma_desc *vc_5gnr_ring_addr; /**< Virtual address of VC 5GNR software ring. */
+	union {
+		/** Virtual address of VC 5GNR software ring. */
+		union vc_5gnr_dma_desc *vc_5gnr_ring_addr;
+		/** Virtual address of AGX100 software ring. */
+		union agx100_dma_desc *agx100_ring_addr;
+	};
 	uint64_t *ring_head_addr;  /* Virtual address of completion_head */
 	uint64_t shadow_completion_head; /* Shadow completion head value */
 	uint16_t head_free_desc;  /* Ring head */
diff --git a/drivers/baseband/fpga_5gnr_fec/rte_fpga_5gnr_fec.c b/drivers/baseband/fpga_5gnr_fec/rte_fpga_5gnr_fec.c
index f9a776e6aea5..6beb10e546c4 100644
--- a/drivers/baseband/fpga_5gnr_fec/rte_fpga_5gnr_fec.c
+++ b/drivers/baseband/fpga_5gnr_fec/rte_fpga_5gnr_fec.c
@@ -18,8 +18,8 @@
 #include <rte_bbdev.h>
 #include <rte_bbdev_pmd.h>
 
-#include "fpga_5gnr_fec.h"
 #include "rte_pmd_fpga_5gnr_fec.h"
+#include "fpga_5gnr_fec.h"
 
 #ifdef RTE_LIBRTE_BBDEV_DEBUG
 RTE_LOG_REGISTER_DEFAULT(fpga_5gnr_fec_logtype, DEBUG);
@@ -71,24 +71,28 @@ print_ring_reg_debug_info(void *mmio_base, uint32_t offset)
 
 /* Read Static Register of Vista Creek device. */
 static inline void
-print_static_reg_debug_info(void *mmio_base)
+print_static_reg_debug_info(void *mmio_base, uint8_t fpga_variant)
 {
-	uint16_t config = fpga_5gnr_reg_read_16(mmio_base, VC_5GNR_CONFIGURATION);
-	uint8_t qmap_done = fpga_5gnr_reg_read_8(mmio_base,
-			FPGA_5GNR_FEC_QUEUE_PF_VF_MAP_DONE);
-	uint16_t lb_factor = fpga_5gnr_reg_read_16(mmio_base,
-			FPGA_5GNR_FEC_LOAD_BALANCE_FACTOR);
-	uint16_t ring_desc_len = fpga_5gnr_reg_read_16(mmio_base,
-			FPGA_5GNR_FEC_RING_DESC_LEN);
-
-	rte_bbdev_log_debug("UL.DL Weights = %u.%u",
-			((uint8_t)config), ((uint8_t)(config >> 8)));
+	uint16_t config;
+	uint8_t qmap_done = fpga_5gnr_reg_read_8(mmio_base, FPGA_5GNR_FEC_QUEUE_PF_VF_MAP_DONE);
+	uint16_t lb_factor = fpga_5gnr_reg_read_16(mmio_base, FPGA_5GNR_FEC_LOAD_BALANCE_FACTOR);
+	uint16_t ring_desc_len = fpga_5gnr_reg_read_16(mmio_base, FPGA_5GNR_FEC_RING_DESC_LEN);
+	if (fpga_variant == VC_5GNR_FPGA_VARIANT)
+		config = fpga_5gnr_reg_read_16(mmio_base, VC_5GNR_CONFIGURATION);
+
+	if (fpga_variant == VC_5GNR_FPGA_VARIANT)
+		rte_bbdev_log_debug("UL.DL Weights = %u.%u",
+				((uint8_t)config), ((uint8_t)(config >> 8)));
 	rte_bbdev_log_debug("UL.DL Load Balance = %u.%u",
 			((uint8_t)lb_factor), ((uint8_t)(lb_factor >> 8)));
 	rte_bbdev_log_debug("Queue-PF/VF Mapping Table = %s",
 			(qmap_done > 0) ? "READY" : "NOT-READY");
-	rte_bbdev_log_debug("Ring Descriptor Size = %u bytes",
-			ring_desc_len*VC_5GNR_RING_DESC_LEN_UNIT_BYTES);
+	if (fpga_variant == VC_5GNR_FPGA_VARIANT)
+		rte_bbdev_log_debug("Ring Descriptor Size = %u bytes",
+				ring_desc_len * VC_5GNR_RING_DESC_LEN_UNIT_BYTES);
+	else
+		rte_bbdev_log_debug("Ring Descriptor Size = %u bytes",
+				ring_desc_len * AGX100_RING_DESC_LEN_UNIT_BYTES);
 }
 
 /* Print decode DMA Descriptor of Vista Creek Decoder device. */
@@ -142,6 +146,108 @@ vc_5gnr_print_dma_dec_desc_debug_info(union vc_5gnr_dma_desc *desc)
 			word[4], word[5], word[6], word[7]);
 }
 
+/* Print decode DMA Descriptor of AGX100 Decoder device. */
+static void
+agx100_print_dma_dec_desc_debug_info(union agx100_dma_desc *desc)
+{
+	rte_bbdev_log_debug("DMA response desc %p\n"
+			"\t-- done(%"PRIu32") | tb_crc_pass(%"PRIu32") | cb_crc_all_pass(%"PRIu32")"
+			" | cb_all_et_pass(%"PRIu32") | max_iter_ret(%"PRIu32") |"
+			"cgb_crc_bitmap(%"PRIu32") | error_msg(%"PRIu32") | error_code(%"PRIu32") |"
+			"et_dis (%"PRIu32") | harq_in_en(%"PRIu32") | max_iter(%"PRIu32")\n"
+			"\t-- ncb(%"PRIu32") | bg_idx (%"PRIu32") | qm_idx (%"PRIu32")"
+			"| zc(%"PRIu32") | rv(%"PRIu32") | int_en(%"PRIu32")\n"
+			"\t-- max_cbg(%"PRIu32") | cbgti(%"PRIu32") | cbgfi(%"PRIu32") |"
+			"cbgs(%"PRIu32") | desc_idx(%"PRIu32")\n"
+			"\t-- ca(%"PRIu32") | c(%"PRIu32") | llr_pckg(%"PRIu32") |"
+			"syndrome_check_mode(%"PRIu32") | num_null(%"PRIu32")\n"
+			"\t-- ea(%"PRIu32") | eba(%"PRIu32")\n"
+			"\t-- hbstore_offset_out(%"PRIu32")\n"
+			"\t-- hbstore_offset_in(%"PRIu32") | en_slice_ts(%"PRIu32") |"
+			"en_host_ts(%"PRIu32") | en_cb_wr_status(%"PRIu32")"
+			" | en_output_sg(%"PRIu32") | en_input_sg(%"PRIu32") | tb_cb(%"PRIu32")"
+			" | crc24b_ind(%"PRIu32")| drop_crc24b(%"PRIu32")\n"
+			"\t-- harq_input_length_a(%"PRIu32") | harq_input_length_b(%"PRIu32")\n"
+			"\t-- input_slice_table_addr_lo(%"PRIu32")"
+			" | input_start_addr_lo(%"PRIu32")\n"
+			"\t-- input_slice_table_addr_hi(%"PRIu32")"
+			" | input_start_addr_hi(%"PRIu32")\n"
+			"\t-- input_slice_num(%"PRIu32") | input_length(%"PRIu32")\n"
+			"\t-- output_slice_table_addr_lo(%"PRIu32")"
+			" | output_start_addr_lo(%"PRIu32")\n"
+			"\t-- output_slice_table_addr_hi(%"PRIu32")"
+			" | output_start_addr_hi(%"PRIu32")\n"
+			"\t-- output_slice_num(%"PRIu32") | output_length(%"PRIu32")\n"
+			"\t-- enqueue_timestamp(%"PRIu32")\n"
+			"\t-- completion_timestamp(%"PRIu32")\n",
+			desc,
+			(uint32_t)desc->dec_req.done,
+			(uint32_t)desc->dec_req.tb_crc_pass,
+			(uint32_t)desc->dec_req.cb_crc_all_pass,
+			(uint32_t)desc->dec_req.cb_all_et_pass,
+			(uint32_t)desc->dec_req.max_iter_ret,
+			(uint32_t)desc->dec_req.cgb_crc_bitmap,
+			(uint32_t)desc->dec_req.error_msg,
+			(uint32_t)desc->dec_req.error_code,
+			(uint32_t)desc->dec_req.et_dis,
+			(uint32_t)desc->dec_req.harq_in_en,
+			(uint32_t)desc->dec_req.max_iter,
+			(uint32_t)desc->dec_req.ncb,
+			(uint32_t)desc->dec_req.bg_idx,
+			(uint32_t)desc->dec_req.qm_idx,
+			(uint32_t)desc->dec_req.zc,
+			(uint32_t)desc->dec_req.rv,
+			(uint32_t)desc->dec_req.int_en,
+			(uint32_t)desc->dec_req.max_cbg,
+			(uint32_t)desc->dec_req.cbgti,
+			(uint32_t)desc->dec_req.cbgfi,
+			(uint32_t)desc->dec_req.cbgs,
+			(uint32_t)desc->dec_req.desc_idx,
+			(uint32_t)desc->dec_req.ca,
+			(uint32_t)desc->dec_req.c,
+			(uint32_t)desc->dec_req.llr_pckg,
+			(uint32_t)desc->dec_req.syndrome_check_mode,
+			(uint32_t)desc->dec_req.num_null,
+			(uint32_t)desc->dec_req.ea,
+			(uint32_t)desc->dec_req.eba,
+			(uint32_t)desc->dec_req.hbstore_offset_out,
+			(uint32_t)desc->dec_req.hbstore_offset_in,
+			(uint32_t)desc->dec_req.en_slice_ts,
+			(uint32_t)desc->dec_req.en_host_ts,
+			(uint32_t)desc->dec_req.en_cb_wr_status,
+			(uint32_t)desc->dec_req.en_output_sg,
+			(uint32_t)desc->dec_req.en_input_sg,
+			(uint32_t)desc->dec_req.tb_cb,
+			(uint32_t)desc->dec_req.crc24b_ind,
+			(uint32_t)desc->dec_req.drop_crc24b,
+			(uint32_t)desc->dec_req.harq_input_length_a,
+			(uint32_t)desc->dec_req.harq_input_length_b,
+			(uint32_t)desc->dec_req.input_slice_table_addr_lo,
+			(uint32_t)desc->dec_req.input_start_addr_lo,
+			(uint32_t)desc->dec_req.input_slice_table_addr_hi,
+			(uint32_t)desc->dec_req.input_start_addr_hi,
+			(uint32_t)desc->dec_req.input_slice_num,
+			(uint32_t)desc->dec_req.input_length,
+			(uint32_t)desc->dec_req.output_slice_table_addr_lo,
+			(uint32_t)desc->dec_req.output_start_addr_lo,
+			(uint32_t)desc->dec_req.output_slice_table_addr_hi,
+			(uint32_t)desc->dec_req.output_start_addr_hi,
+			(uint32_t)desc->dec_req.output_slice_num,
+			(uint32_t)desc->dec_req.output_length,
+			(uint32_t)desc->dec_req.enqueue_timestamp,
+			(uint32_t)desc->dec_req.completion_timestamp);
+
+	uint32_t *word = (uint32_t *) desc;
+	rte_bbdev_log_debug("%08"PRIx32"\n%08"PRIx32"\n%08"PRIx32"\n%08"PRIx32"\n"
+			"%08"PRIx32"\n%08"PRIx32"\n%08"PRIx32"\n%08"PRIx32"\n"
+			"%08"PRIx32"\n%08"PRIx32"\n%08"PRIx32"\n%08"PRIx32"\n"
+			"%08"PRIx32"\n%08"PRIx32"\n%08"PRIx32"\n%08"PRIx32"\n",
+			word[0], word[1], word[2], word[3],
+			word[4], word[5], word[6], word[7],
+			word[8], word[9], word[10], word[11],
+			word[12], word[13], word[14], word[15]);
+}
+
 /* Print decode DMA Descriptor of Vista Creek encoder device. */
 static void
 vc_5gnr_print_dma_enc_desc_debug_info(union vc_5gnr_dma_desc *desc)
@@ -175,8 +281,102 @@ vc_5gnr_print_dma_enc_desc_debug_info(union vc_5gnr_dma_desc *desc)
 			word[4], word[5], word[6], word[7]);
 }
 
+/* Print decode DMA Descriptor of AGX100 encoder device. */
+static void
+agx100_print_dma_enc_desc_debug_info(union agx100_dma_desc *desc)
+{
+	rte_bbdev_log_debug("DMA response desc %p\n"
+			"\t-- done(%"PRIu32") | error_msg(%"PRIu32") | error_code(%"PRIu32")\n"
+			"\t-- ncb(%"PRIu32") | bg_idx (%"PRIu32") | qm_idx (%"PRIu32")"
+			"| zc(%"PRIu32") | rv(%"PRIu32") | int_en(%"PRIu32")\n"
+			"\t-- max_cbg(%"PRIu32") | cbgti(%"PRIu32") | cbgs(%"PRIu32") | "
+			"desc_idx(%"PRIu32")\n"
+			"\t-- ca(%"PRIu32") | c(%"PRIu32") | num_null(%"PRIu32")\n"
+			"\t-- ea(%"PRIu32")\n"
+			"\t-- eb(%"PRIu32")\n"
+			"\t-- k_(%"PRIu32") | en_slice_ts(%"PRIu32") | en_host_ts(%"PRIu32") | "
+			"en_cb_wr_status(%"PRIu32") | en_output_sg(%"PRIu32") | "
+			"en_input_sg(%"PRIu32") | tb_cb(%"PRIu32") | crc_en(%"PRIu32")\n"
+			"\t-- input_slice_table_addr_lo(%"PRIu32")"
+			" | input_start_addr_lo(%"PRIu32")\n"
+			"\t-- input_slice_table_addr_hi(%"PRIu32")"
+			" | input_start_addr_hi(%"PRIu32")\n"
+			"\t-- input_slice_num(%"PRIu32") | input_length(%"PRIu32")\n"
+			"\t-- output_slice_table_addr_lo(%"PRIu32")"
+			" | output_start_addr_lo(%"PRIu32")\n"
+			"\t-- output_slice_table_addr_hi(%"PRIu32")"
+			" | output_start_addr_hi(%"PRIu32")\n"
+			"\t-- output_slice_num(%"PRIu32") | output_length(%"PRIu32")\n"
+			"\t-- enqueue_timestamp(%"PRIu32")\n"
+			"\t-- completion_timestamp(%"PRIu32")\n",
+			desc,
+			(uint32_t)desc->enc_req.done,
+			(uint32_t)desc->enc_req.error_msg,
+			(uint32_t)desc->enc_req.error_code,
+			(uint32_t)desc->enc_req.ncb,
+			(uint32_t)desc->enc_req.bg_idx,
+			(uint32_t)desc->enc_req.qm_idx,
+			(uint32_t)desc->enc_req.zc,
+			(uint32_t)desc->enc_req.rv,
+			(uint32_t)desc->enc_req.int_en,
+			(uint32_t)desc->enc_req.max_cbg,
+			(uint32_t)desc->enc_req.cbgti,
+			(uint32_t)desc->enc_req.cbgs,
+			(uint32_t)desc->enc_req.desc_idx,
+			(uint32_t)desc->enc_req.ca,
+			(uint32_t)desc->enc_req.c,
+			(uint32_t)desc->enc_req.num_null,
+			(uint32_t)desc->enc_req.ea,
+			(uint32_t)desc->enc_req.eb,
+			(uint32_t)desc->enc_req.k_,
+			(uint32_t)desc->enc_req.en_slice_ts,
+			(uint32_t)desc->enc_req.en_host_ts,
+			(uint32_t)desc->enc_req.en_cb_wr_status,
+			(uint32_t)desc->enc_req.en_output_sg,
+			(uint32_t)desc->enc_req.en_input_sg,
+			(uint32_t)desc->enc_req.tb_cb,
+			(uint32_t)desc->enc_req.crc_en,
+			(uint32_t)desc->enc_req.input_slice_table_addr_lo,
+			(uint32_t)desc->enc_req.input_start_addr_lo,
+			(uint32_t)desc->enc_req.input_slice_table_addr_hi,
+			(uint32_t)desc->enc_req.input_start_addr_hi,
+			(uint32_t)desc->enc_req.input_slice_num,
+			(uint32_t)desc->enc_req.input_length,
+			(uint32_t)desc->enc_req.output_slice_table_addr_lo,
+			(uint32_t)desc->enc_req.output_start_addr_lo,
+			(uint32_t)desc->enc_req.output_slice_table_addr_hi,
+			(uint32_t)desc->enc_req.output_start_addr_hi,
+			(uint32_t)desc->enc_req.output_slice_num,
+			(uint32_t)desc->enc_req.output_length,
+			(uint32_t)desc->enc_req.enqueue_timestamp,
+			(uint32_t)desc->enc_req.completion_timestamp);
+
+	uint32_t *word = (uint32_t *) desc;
+	rte_bbdev_log_debug("%08"PRIx32"\n%08"PRIx32"\n%08"PRIx32"\n%08"PRIx32"\n"
+			"%08"PRIx32"\n%08"PRIx32"\n%08"PRIx32"\n%08"PRIx32"\n"
+			"%08"PRIx32"\n%08"PRIx32"\n%08"PRIx32"\n%08"PRIx32"\n"
+			"%08"PRIx32"\n%08"PRIx32"\n%08"PRIx32"\n%08"PRIx32"\n",
+			word[0], word[1], word[2], word[3],
+			word[4], word[5], word[6], word[7],
+			word[8], word[9], word[10], word[11],
+			word[12], word[13], word[14], word[15]);
+}
+
 #endif
 
+/**
+ * Helper function that returns queue ID if queue is valid
+ * or FPGA_5GNR_INVALID_HW_QUEUE_ID otherwise.
+ */
+static inline uint32_t
+fpga_5gnr_get_queue_map(struct fpga_5gnr_fec_device *d, uint32_t q_id)
+{
+	if (d->fpga_variant == VC_5GNR_FPGA_VARIANT)
+		return fpga_5gnr_reg_read_32(d->mmio_base, VC_5GNR_QUEUE_MAP + (q_id << 2));
+	else
+		return fpga_5gnr_reg_read_32(d->mmio_base, AGX100_QUEUE_MAP + (q_id << 2));
+}
+
 static int
 fpga_5gnr_setup_queues(struct rte_bbdev *dev, uint16_t num_queues, int socket_id)
 {
@@ -203,9 +403,8 @@ fpga_5gnr_setup_queues(struct rte_bbdev *dev, uint16_t num_queues, int socket_id
 	 * replaced with a queue ID and if it's not then
 	 * FPGA_5GNR_INVALID_HW_QUEUE_ID is returned.
 	 */
-	for (q_id = 0; q_id < VC_5GNR_TOTAL_NUM_QUEUES; ++q_id) {
-		uint32_t hw_q_id = fpga_5gnr_reg_read_32(d->mmio_base,
-				VC_5GNR_QUEUE_MAP + (q_id << 2));
+	for (q_id = 0; q_id < d->total_num_queues; ++q_id) {
+		uint32_t hw_q_id = fpga_5gnr_get_queue_map(d, q_id);
 
 		rte_bbdev_log_debug("%s: queue ID: %u, registry queue ID: %u",
 				dev->device->name, q_id, hw_q_id);
@@ -231,8 +430,10 @@ fpga_5gnr_setup_queues(struct rte_bbdev *dev, uint16_t num_queues, int socket_id
 			dev->device->name, num_queues, hw_q_num);
 		return -EINVAL;
 	}
-
-	ring_size = FPGA_5GNR_RING_MAX_SIZE * sizeof(struct vc_5gnr_dma_dec_desc);
+	if (d->fpga_variant == VC_5GNR_FPGA_VARIANT)
+		ring_size = FPGA_5GNR_RING_MAX_SIZE * sizeof(struct vc_5gnr_dma_dec_desc);
+	else
+		ring_size = FPGA_5GNR_RING_MAX_SIZE * sizeof(struct agx100_dma_dec_desc);
 
 	/* Enforce 32 byte alignment */
 	RTE_BUILD_BUG_ON((RTE_CACHE_LINE_SIZE % 32) != 0);
@@ -293,7 +494,7 @@ fpga_5gnr_dev_info_get(struct rte_bbdev *dev, struct rte_bbdev_driver_info *dev_
 	struct fpga_5gnr_fec_device *d = dev->data->dev_private;
 	uint32_t q_id = 0;
 
-	static const struct rte_bbdev_op_cap bbdev_capabilities[] = {
+	static const struct rte_bbdev_op_cap vc_5gnr_bbdev_capabilities[] = {
 		{
 			.type   = RTE_BBDEV_OP_LDPC_ENC,
 			.cap.ldpc_enc = {
@@ -333,6 +534,44 @@ fpga_5gnr_dev_info_get(struct rte_bbdev *dev, struct rte_bbdev_driver_info *dev_
 		RTE_BBDEV_END_OF_CAPABILITIES_LIST()
 	};
 
+	static const struct rte_bbdev_op_cap agx100_bbdev_capabilities[] = {
+		{
+			.type   = RTE_BBDEV_OP_LDPC_ENC,
+			.cap.ldpc_enc = {
+				.capability_flags =
+						RTE_BBDEV_LDPC_RATE_MATCH |
+						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_24B_DROP |
+					RTE_BBDEV_LDPC_HQ_COMBINE_IN_ENABLE |
+					RTE_BBDEV_LDPC_HQ_COMBINE_OUT_ENABLE |
+					RTE_BBDEV_LDPC_ITERATION_STOP_ENABLE |
+					RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_IN_ENABLE |
+					RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_OUT_ENABLE |
+					RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_LOOPBACK |
+					RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_FILLERS,
+			.llr_size = 6,
+			.llr_decimals = 2,
+			.num_buffers_src =
+					RTE_BBDEV_LDPC_MAX_CODE_BLOCKS,
+			.num_buffers_hard_out =
+					RTE_BBDEV_LDPC_MAX_CODE_BLOCKS,
+			.num_buffers_soft_out = 0,
+		}
+		},
+		RTE_BBDEV_END_OF_CAPABILITIES_LIST()
+	};
+
 	/* Check the HARQ DDR size available */
 	uint8_t timeout_counter = 0;
 	uint32_t harq_buf_ready = fpga_5gnr_reg_read_32(d->mmio_base,
@@ -357,19 +596,25 @@ fpga_5gnr_dev_info_get(struct rte_bbdev *dev, struct rte_bbdev_driver_info *dev_
 	dev_info->driver_name = dev->device->driver->name;
 	dev_info->queue_size_lim = FPGA_5GNR_RING_MAX_SIZE;
 	dev_info->hardware_accelerated = true;
-	dev_info->min_alignment = 64;
-	dev_info->harq_buffer_size = (harq_buf_size >> 10) + 1;
+	dev_info->min_alignment = 1;
+	if (d->fpga_variant == VC_5GNR_FPGA_VARIANT)
+		dev_info->harq_buffer_size = (harq_buf_size >> 10) + 1;
+	else
+		dev_info->harq_buffer_size = harq_buf_size << 10;
 	dev_info->default_queue_conf = default_queue_conf;
-	dev_info->capabilities = bbdev_capabilities;
+	if (d->fpga_variant == VC_5GNR_FPGA_VARIANT)
+		dev_info->capabilities = vc_5gnr_bbdev_capabilities;
+	else
+		dev_info->capabilities = agx100_bbdev_capabilities;
 	dev_info->cpu_flag_reqs = NULL;
 	dev_info->data_endianness = RTE_LITTLE_ENDIAN;
 	dev_info->device_status = RTE_BBDEV_DEV_NOT_SUPPORTED;
 
 	/* Calculates number of queues assigned to device */
 	dev_info->max_num_queues = 0;
-	for (q_id = 0; q_id < VC_5GNR_TOTAL_NUM_QUEUES; ++q_id) {
-		uint32_t hw_q_id = fpga_5gnr_reg_read_32(d->mmio_base,
-				VC_5GNR_QUEUE_MAP + (q_id << 2));
+	for (q_id = 0; q_id < d->total_num_queues; ++q_id) {
+		uint32_t hw_q_id = fpga_5gnr_get_queue_map(d, q_id);
+
 		if (hw_q_id != FPGA_5GNR_INVALID_HW_QUEUE_ID)
 			dev_info->max_num_queues++;
 	}
@@ -394,11 +639,11 @@ fpga_5gnr_find_free_queue_idx(struct rte_bbdev *dev,
 	struct fpga_5gnr_fec_device *d = dev->data->dev_private;
 	uint64_t q_idx;
 	uint8_t i = 0;
-	uint8_t range = VC_5GNR_TOTAL_NUM_QUEUES >> 1;
+	uint8_t range = d->total_num_queues >> 1;
 
 	if (conf->op_type == RTE_BBDEV_OP_LDPC_ENC) {
-		i = VC_5GNR_NUM_DL_QUEUES;
-		range = VC_5GNR_TOTAL_NUM_QUEUES;
+		i = d->total_num_queues >> 1;
+		range = d->total_num_queues;
 	}
 
 	for (; i < range; ++i) {
@@ -445,7 +690,11 @@ fpga_5gnr_queue_setup(struct rte_bbdev *dev, uint16_t queue_id,
 	q->q_idx = q_idx;
 
 	/* Set ring_base_addr */
-	q->vc_5gnr_ring_addr = RTE_PTR_ADD(d->sw_rings, (d->sw_ring_size * queue_id));
+	if (d->fpga_variant == VC_5GNR_FPGA_VARIANT)
+		q->vc_5gnr_ring_addr = RTE_PTR_ADD(d->sw_rings, (d->sw_ring_size * queue_id));
+	else
+		q->agx100_ring_addr = RTE_PTR_ADD(d->sw_rings, (d->sw_ring_size * queue_id));
+
 	q->ring_ctrl_reg.ring_base_addr = d->sw_rings_phys + (d->sw_ring_size * queue_id);
 
 	/* Allocate memory for Completion Head variable*/
@@ -661,7 +910,7 @@ fpga_5gnr_dev_interrupt_handler(void *cb_arg)
 	uint8_t i;
 
 	/* Scan queue assigned to this device */
-	for (i = 0; i < VC_5GNR_TOTAL_NUM_QUEUES; ++i) {
+	for (i = 0; i < d->total_num_queues; ++i) {
 		q_idx = 1ULL << i;
 		if (d->q_bound_bit_map & q_idx) {
 			queue_id = get_queue_id(dev->data, i);
@@ -710,22 +959,25 @@ fpga_5gnr_intr_enable(struct rte_bbdev *dev)
 {
 	int ret;
 	uint8_t i;
+	struct fpga_5gnr_fec_device *d = dev->data->dev_private;
+	uint8_t num_intr_vec;
 
+	num_intr_vec = d->total_num_queues - RTE_INTR_VEC_RXTX_OFFSET;
 	if (!rte_intr_cap_multiple(dev->intr_handle)) {
 		rte_bbdev_log(ERR, "Multiple intr vector is not supported by FPGA (%s)",
 				dev->data->name);
 		return -ENOTSUP;
 	}
 
-	/* Create event file descriptors for each of 64 queue. Event fds will be
-	 * mapped to FPGA IRQs in rte_intr_enable(). This is a 1:1 mapping where
-	 * the IRQ number is a direct translation to the queue number.
+	/* Create event file descriptors for each of the supported queues (Maximum 64).
+	 * Event fds will be mapped to FPGA IRQs in rte_intr_enable().
+	 * This is a 1:1 mapping where the IRQ number is a direct translation to the queue number.
 	 *
-	 * 63 (VC_5GNR_NUM_INTR_VEC) event fds are created as rte_intr_enable()
+	 * num_intr_vec event fds are created as rte_intr_enable()
 	 * mapped the first IRQ to already created interrupt event file
 	 * descriptor (intr_handle->fd).
 	 */
-	if (rte_intr_efd_enable(dev->intr_handle, VC_5GNR_NUM_INTR_VEC)) {
+	if (rte_intr_efd_enable(dev->intr_handle, num_intr_vec)) {
 		rte_bbdev_log(ERR, "Failed to create fds for %u queues", dev->data->num_queues);
 		return -1;
 	}
@@ -735,7 +987,7 @@ fpga_5gnr_intr_enable(struct rte_bbdev *dev)
 	 * It ensures that callback function assigned to that descriptor will
 	 * invoked when any FPGA queue issues interrupt.
 	 */
-	for (i = 0; i < VC_5GNR_NUM_INTR_VEC; ++i) {
+	for (i = 0; i < num_intr_vec; ++i) {
 		if (rte_intr_efds_index_set(dev->intr_handle, i,
 				rte_intr_fd_get(dev->intr_handle)))
 			return -rte_errno;
@@ -778,6 +1030,48 @@ static const struct rte_bbdev_ops fpga_5gnr_ops = {
 	.queue_intr_disable = fpga_5gnr_queue_intr_disable
 };
 
+/* Provide the descriptor index on a given queue */
+static inline uint16_t
+fpga_5gnr_desc_idx(struct fpga_5gnr_queue *q, uint16_t offset)
+{
+	return (q->head_free_desc + offset) & q->sw_ring_wrap_mask;
+}
+
+/* Provide the VC 5GNR descriptor pointer on a given queue */
+static inline union vc_5gnr_dma_desc*
+vc_5gnr_get_desc(struct fpga_5gnr_queue *q, uint16_t offset)
+{
+	return q->vc_5gnr_ring_addr + fpga_5gnr_desc_idx(q, offset);
+}
+
+/* Provide the AGX100 descriptor pointer on a given queue */
+static inline union agx100_dma_desc*
+agx100_get_desc(struct fpga_5gnr_queue *q, uint16_t offset)
+{
+	return q->agx100_ring_addr + fpga_5gnr_desc_idx(q, offset);
+}
+
+/* Provide the descriptor index for the tail of a given queue */
+static inline uint16_t
+fpga_5gnr_desc_idx_tail(struct fpga_5gnr_queue *q, uint16_t offset)
+{
+	return (q->tail + offset) & q->sw_ring_wrap_mask;
+}
+
+/* Provide the descriptor tail pointer on a given queue */
+static inline union vc_5gnr_dma_desc*
+vc_5gnr_get_desc_tail(struct fpga_5gnr_queue *q, uint16_t offset)
+{
+	return q->vc_5gnr_ring_addr + fpga_5gnr_desc_idx_tail(q, offset);
+}
+
+/* Provide the descriptor tail pointer on a given queue */
+static inline union agx100_dma_desc*
+agx100_get_desc_tail(struct fpga_5gnr_queue *q, uint16_t offset)
+{
+	return q->agx100_ring_addr + fpga_5gnr_desc_idx_tail(q, offset);
+}
+
 static inline void
 fpga_5gnr_dma_enqueue(struct fpga_5gnr_queue *q, uint16_t num_desc,
 		struct rte_bbdev_stats *queue_stats)
@@ -786,7 +1080,7 @@ fpga_5gnr_dma_enqueue(struct fpga_5gnr_queue *q, uint16_t num_desc,
 	queue_stats->acc_offload_cycles = 0;
 
 	/* Update tail and shadow_tail register */
-	q->tail = (q->tail + num_desc) & q->sw_ring_wrap_mask;
+	q->tail = fpga_5gnr_desc_idx_tail(q, num_desc);
 
 	rte_wmb();
 
@@ -856,6 +1150,72 @@ vc_5gnr_check_desc_error(uint32_t error_code) {
 	return 1;
 }
 
+/* AGX100 FPGA descriptor errors
+ * Print an error if a descriptor error has occurred.
+ * Return 0 on success, 1 on failure
+ */
+static inline int
+agx100_check_desc_error(uint32_t error_code, uint32_t error_msg) {
+	uint8_t error = error_code << 4 | error_msg;
+	switch (error) {
+	case AGX100_DESC_ERR_NO_ERR:
+		return 0;
+	case AGX100_DESC_ERR_E_NOT_LEGAL:
+		rte_bbdev_log(ERR, "Invalid output length of rate matcher E");
+		break;
+	case AGX100_DESC_ERR_K_P_OUT_OF_RANGE:
+		rte_bbdev_log(ERR, "Encode block size K' is out of range");
+		break;
+	case AGX100_DESC_ERR_NCB_OUT_OF_RANGE:
+		rte_bbdev_log(ERR, "Ncb circular buffer size is out of range");
+		break;
+	case AGX100_DESC_ERR_Z_C_NOT_LEGAL:
+		rte_bbdev_log(ERR, "Zc is illegal");
+		break;
+	case AGX100_DESC_ERR_DESC_INDEX_ERR:
+		rte_bbdev_log(ERR,
+				"Desc_index received does not meet the expectation in the AGX100"
+				);
+		break;
+	case AGX100_DESC_ERR_HARQ_INPUT_LEN_A:
+		rte_bbdev_log(ERR, "HARQ input length A is invalid.");
+		break;
+	case AGX100_DESC_ERR_HARQ_INPUT_LEN_B:
+		rte_bbdev_log(ERR, "HARQ input length B is invalid.");
+		break;
+	case AGX100_DESC_ERR_HBSTORE_OFFSET_ERR:
+		rte_bbdev_log(ERR, "Hbstore exceeds HARQ buffer size.");
+		break;
+	case AGX100_DESC_ERR_TB_CBG_ERR:
+		rte_bbdev_log(ERR, "Total CB number C=0 or CB number with Ea Ca=0 or Ca>C.");
+		break;
+	case AGX100_DESC_ERR_CBG_OUT_OF_RANGE:
+		rte_bbdev_log(ERR, "Cbgti or max_cbg is out of range");
+		break;
+	case AGX100_DESC_ERR_CW_RM_NOT_LEGAL:
+		rte_bbdev_log(ERR, "Cw_rm is illegal");
+		break;
+	case AGX100_DESC_ERR_UNSUPPORTED_REQ:
+		rte_bbdev_log(ERR, "Unsupported request for descriptor");
+		break;
+	case AGX100_DESC_ERR_RESERVED:
+		rte_bbdev_log(ERR, "Reserved");
+		break;
+	case AGX100_DESC_ERR_DESC_ABORT:
+		rte_bbdev_log(ERR, "Completed abort for descriptor");
+		break;
+	case AGX100_DESC_ERR_DESC_READ_TLP_POISONED:
+		rte_bbdev_log(ERR, "Descriptor read TLP poisoned");
+		break;
+	default:
+		rte_bbdev_log(ERR,
+				"Descriptor error unknown error code %u error msg %u",
+				error_code, error_msg);
+		break;
+	}
+	return 1;
+}
+
 /* Compute value of k0.
  * Based on 3GPP 38.212 Table 5.4.2.1-2
  * Starting position of different redundancy versions, k0
@@ -953,6 +1313,88 @@ vc_5gnr_dma_desc_te_fill(struct rte_bbdev_enc_op *op,
 	return 0;
 }
 
+/**
+ * AGX100 FPGA
+ * Set DMA descriptor for encode operation (1 Code Block)
+ *
+ * @param op
+ *   Pointer to a single encode operation.
+ * @param desc
+ *   Pointer to DMA descriptor.
+ * @param input
+ *   Pointer to pointer to input data which will be decoded.
+ * @param e
+ *   E value (length of output in bits).
+ * @param ncb
+ *   Ncb value (size of the soft buffer).
+ * @param out_length
+ *   Length of output buffer
+ * @param in_offset
+ *   Input offset in rte_mbuf structure. It is used for calculating the point
+ *   where data is starting.
+ * @param out_offset
+ *   Output offset in rte_mbuf structure. It is used for calculating the point
+ *   where hard output data will be stored.
+ * @param cbs_in_op
+ *   Number of CBs contained in one operation.
+ */
+static inline int
+agx100_dma_desc_le_fill(struct rte_bbdev_enc_op *op,
+		struct agx100_dma_enc_desc *desc, struct rte_mbuf *input,
+		struct rte_mbuf *output, uint16_t k_,  uint32_t e,
+		uint32_t in_offset, uint32_t out_offset, uint16_t desc_offset,
+		uint8_t cbs_in_op)
+{
+	/* reset. */
+	desc->done = 0;
+	desc->error_msg = 0;
+	desc->error_code = 0;
+	desc->ncb = op->ldpc_enc.n_cb;
+	desc->bg_idx = op->ldpc_enc.basegraph - 1;
+	desc->qm_idx = op->ldpc_enc.q_m >> 1;
+	desc->zc = op->ldpc_enc.z_c;
+	desc->rv = op->ldpc_enc.rv_index;
+	desc->int_en = 0;	/**< Set by device externally. */
+	desc->max_cbg = 0;	/**< TODO: CBG specific. */
+	desc->cbgti = 0;	/**< TODO: CBG specific. */
+	desc->cbgs = 0;		/**< TODO: CBG specific. */
+	desc->desc_idx = desc_offset;
+	desc->ca = 0;	/**< TODO: CBG specific. */
+	desc->c = 0;	/**< TODO: CBG specific. */
+	desc->num_null = op->ldpc_enc.n_filler;
+	desc->ea = e;
+	desc->eb = e;	/**< TODO: TB/CBG specific. */
+	desc->k_ = k_;
+	desc->en_slice_ts = 0;	/**< TODO: Slice specific. */
+	desc->en_host_ts = 0;	/**< TODO: Slice specific. */
+	desc->en_cb_wr_status = 0;	/**< TODO: Event Queue specific. */
+	desc->en_output_sg = 0;	/**< TODO: Slice specific. */
+	desc->en_input_sg = 0;	/**< TODO: Slice specific. */
+	desc->tb_cb = 0;	/**< Descriptor for CB. TODO: Add TB and CBG logic. */
+	desc->crc_en = check_bit(op->ldpc_enc.op_flags,
+			RTE_BBDEV_LDPC_CRC_24B_ATTACH);
+
+	/* Set inbound/outbound data buffer address. */
+	/* TODO: add logic for input_slice. */
+	desc->output_start_addr_hi = (uint32_t)(
+			rte_pktmbuf_iova_offset(output, out_offset) >> 32);
+	desc->output_start_addr_lo = (uint32_t)(
+			rte_pktmbuf_iova_offset(output, out_offset));
+	desc->input_start_addr_hi = (uint32_t)(
+			rte_pktmbuf_iova_offset(input, in_offset) >> 32);
+	desc->input_start_addr_lo = (uint32_t)(
+			rte_pktmbuf_iova_offset(input, in_offset));
+	desc->output_length = (e + 7) >> 3; /* in bytes. */
+	desc->input_length = input->data_len;
+	desc->enqueue_timestamp = 0;
+	desc->completion_timestamp = 0;
+	/* Save software context needed for dequeue. */
+	desc->op_addr = op;
+	/* Set total number of CBs in an op. */
+	desc->cbs_in_op = cbs_in_op;
+	return 0;
+}
+
 /**
  * Vista Creek 5GNR FPGA
  * Set DMA descriptor for decode operation (1 Code Block)
@@ -1021,6 +1463,105 @@ vc_5gnr_dma_desc_ld_fill(struct rte_bbdev_dec_op *op,
 	return 0;
 }
 
+/**
+ * AGX100 FPGA
+ * Set DMA descriptor for decode operation (1 Code Block)
+ *
+ * @param op
+ *   Pointer to a single encode operation.
+ * @param desc
+ *   Pointer to DMA descriptor.
+ * @param input
+ *   Pointer to pointer to input data which will be decoded.
+ * @param in_offset
+ *   Input offset in rte_mbuf structure. It is used for calculating the point
+ *   where data is starting.
+ * @param out_offset
+ *   Output offset in rte_mbuf structure. It is used for calculating the point
+ *   where hard output data will be stored.
+ * @param cbs_in_op
+ *   Number of CBs contained in one operation.
+ */
+static inline int
+agx100_dma_desc_ld_fill(struct rte_bbdev_dec_op *op,
+		struct agx100_dma_dec_desc *desc,
+		struct rte_mbuf *input,	struct rte_mbuf *output,
+		uint16_t harq_in_length,
+		uint32_t in_offset, uint32_t out_offset,
+		uint32_t harq_in_offset,
+		uint32_t harq_out_offset,
+		uint16_t desc_offset,
+		uint8_t cbs_in_op)
+{
+	/* reset. */
+	desc->done = 0;
+	desc->tb_crc_pass = 0;
+	desc->cb_crc_all_pass = 0;
+	desc->cb_all_et_pass = 0;
+	desc->max_iter_ret = 0;
+	desc->cgb_crc_bitmap = 0;	/**< TODO: CBG specific. */
+	desc->error_msg = 0;
+	desc->error_code = 0;
+	desc->et_dis = !check_bit(op->ldpc_dec.op_flags,
+			RTE_BBDEV_LDPC_ITERATION_STOP_ENABLE);
+	desc->harq_in_en = check_bit(op->ldpc_dec.op_flags,
+			RTE_BBDEV_LDPC_HQ_COMBINE_IN_ENABLE);
+	desc->max_iter = op->ldpc_dec.iter_max;
+	desc->ncb = op->ldpc_dec.n_cb;
+	desc->bg_idx = op->ldpc_dec.basegraph - 1;
+	desc->qm_idx = op->ldpc_dec.q_m >> 1;
+	desc->zc = op->ldpc_dec.z_c;
+	desc->rv = op->ldpc_dec.rv_index;
+	desc->int_en = 0;	/**< Set by device externally. */
+	desc->max_cbg = 0;	/**< TODO: CBG specific. */
+	desc->cbgti = 0;	/**< TODO: CBG specific. */
+	desc->cbgfi = 0;	/**< TODO: CBG specific. */
+	desc->cbgs = 0;		/**< TODO: CBG specific. */
+	desc->desc_idx = desc_offset;
+	desc->ca = 0;	/**< TODO: CBG specific. */
+	desc->c = 0;		/**< TODO: CBG specific. */
+	desc->llr_pckg = 0;		/**< TODO: Not implemented yet. */
+	desc->syndrome_check_mode = 1;	/**< TODO: Make it configurable. */
+	desc->num_null = op->ldpc_dec.n_filler;
+	desc->ea = op->ldpc_dec.cb_params.e;	/**< TODO: TB/CBG specific. */
+	desc->eba = 0;	/**< TODO: TB/CBG specific. */
+	desc->hbstore_offset_out = harq_out_offset >> 10;
+	desc->hbstore_offset_in = harq_in_offset >> 10;
+	desc->en_slice_ts = 0;	/**< TODO: Slice specific. */
+	desc->en_host_ts = 0;	/**< TODO: Slice specific. */
+	desc->en_cb_wr_status = 0;	/**< TODO: Event Queue specific. */
+	desc->en_output_sg = 0;	/**< TODO: Slice specific. */
+	desc->en_input_sg = 0;	/**< TODO: Slice specific. */
+	desc->tb_cb = 0; /**< Descriptor for CB. TODO: Add TB and CBG logic. */
+	desc->crc24b_ind = check_bit(op->ldpc_dec.op_flags,
+			RTE_BBDEV_LDPC_CRC_TYPE_24B_CHECK);
+	desc->drop_crc24b = check_bit(op->ldpc_dec.op_flags,
+			RTE_BBDEV_LDPC_CRC_TYPE_24B_DROP);
+	desc->harq_input_length_a =
+			harq_in_length; /**< Descriptor for CB. TODO: Add TB and CBG logic. */
+	desc->harq_input_length_b = 0; /**< Descriptor for CB. TODO: Add TB and CBG logic. */
+	/* Set inbound/outbound data buffer address. */
+	/* TODO: add logic for input_slice. */
+	desc->output_start_addr_hi = (uint32_t)(
+			rte_pktmbuf_iova_offset(output, out_offset) >> 32);
+	desc->output_start_addr_lo = (uint32_t)(
+			rte_pktmbuf_iova_offset(output, out_offset));
+	desc->input_start_addr_hi = (uint32_t)(
+			rte_pktmbuf_iova_offset(input, in_offset) >> 32);
+	desc->input_start_addr_lo = (uint32_t)(
+			rte_pktmbuf_iova_offset(input, in_offset));
+	desc->output_length = (((op->ldpc_dec.basegraph == 1) ? 22 : 10) * op->ldpc_dec.z_c
+			- op->ldpc_dec.n_filler - desc->drop_crc24b * 24) >> 3;
+	desc->input_length = op->ldpc_dec.cb_params.e;	/**< TODO: TB/CBG specific. */
+	desc->enqueue_timestamp = 0;
+	desc->completion_timestamp = 0;
+	/* Save software context needed for dequeue. */
+	desc->op_addr = op;
+	/* Set total number of CBs in an op. */
+	desc->cbs_in_op = cbs_in_op;
+	return 0;
+}
+
 /* Validates LDPC encoder parameters for VC 5GNR FPGA. */
 static inline int
 vc_5gnr_validate_ldpc_enc_op(struct rte_bbdev_enc_op *op)
@@ -1484,27 +2025,35 @@ fpga_5gnr_harq_write_loopback(struct fpga_5gnr_queue *q,
 	uint64_t *input = NULL;
 	uint32_t last_transaction = left_length % FPGA_5GNR_DDR_WR_DATA_LEN_IN_BYTES;
 	uint64_t last_word;
+	struct fpga_5gnr_fec_device *d = q->d;
 
 	if (last_transaction > 0)
 		left_length -= last_transaction;
-
-	/*
-	 * Get HARQ buffer size for each VF/PF: When 0x00, there is no
-	 * available DDR space for the corresponding VF/PF.
-	 */
-	reg_32 = fpga_5gnr_reg_read_32(q->d->mmio_base, FPGA_5GNR_FEC_HARQ_BUF_SIZE_REGS);
-	if (reg_32 < harq_in_length) {
-		left_length = reg_32;
-		rte_bbdev_log(ERR, "HARQ in length > HARQ buffer size\n");
+	if (d->fpga_variant == VC_5GNR_FPGA_VARIANT) {
+		/*
+		 * Get HARQ buffer size for each VF/PF: When 0x00, there is no
+		 * available DDR space for the corresponding VF/PF.
+		 */
+		reg_32 = fpga_5gnr_reg_read_32(q->d->mmio_base, FPGA_5GNR_FEC_HARQ_BUF_SIZE_REGS);
+		if (reg_32 < harq_in_length) {
+			left_length = reg_32;
+			rte_bbdev_log(ERR, "HARQ in length > HARQ buffer size\n");
+		}
 	}
 
 	input = (uint64_t *)rte_pktmbuf_mtod_offset(harq_input, uint8_t *, in_offset);
 
 	while (left_length > 0) {
 		if (fpga_5gnr_reg_read_8(q->d->mmio_base, FPGA_5GNR_FEC_DDR4_ADDR_RDY_REGS) ==  1) {
-			fpga_5gnr_reg_write_32(q->d->mmio_base,
-					FPGA_5GNR_FEC_DDR4_WR_ADDR_REGS,
-					out_offset);
+			if (d->fpga_variant == AGX100_FPGA_VARIANT) {
+				fpga_5gnr_reg_write_32(q->d->mmio_base,
+						FPGA_5GNR_FEC_DDR4_WR_ADDR_REGS,
+						out_offset >> 3);
+			} else {
+				fpga_5gnr_reg_write_32(q->d->mmio_base,
+						FPGA_5GNR_FEC_DDR4_WR_ADDR_REGS,
+						out_offset);
+			}
 			fpga_5gnr_reg_write_64(q->d->mmio_base,
 					FPGA_5GNR_FEC_DDR4_WR_DATA_REGS,
 					input[increment]);
@@ -1516,12 +2065,17 @@ fpga_5gnr_harq_write_loopback(struct fpga_5gnr_queue *q,
 	}
 	while (last_transaction > 0) {
 		if (fpga_5gnr_reg_read_8(q->d->mmio_base, FPGA_5GNR_FEC_DDR4_ADDR_RDY_REGS) ==  1) {
-			fpga_5gnr_reg_write_32(q->d->mmio_base,
-					FPGA_5GNR_FEC_DDR4_WR_ADDR_REGS,
-					out_offset);
+			if (d->fpga_variant == AGX100_FPGA_VARIANT) {
+				fpga_5gnr_reg_write_32(q->d->mmio_base,
+						FPGA_5GNR_FEC_DDR4_WR_ADDR_REGS,
+						out_offset >> 3);
+			} else {
+				fpga_5gnr_reg_write_32(q->d->mmio_base,
+						FPGA_5GNR_FEC_DDR4_WR_ADDR_REGS,
+						out_offset);
+			}
 			last_word = input[increment];
-			last_word &= (uint64_t)(1 << (last_transaction * 4))
-					- 1;
+			last_word &= (uint64_t)(1ULL << (last_transaction * 4)) - 1;
 			fpga_5gnr_reg_write_64(q->d->mmio_base,
 					FPGA_5GNR_FEC_DDR4_WR_DATA_REGS,
 					last_word);
@@ -1544,14 +2098,17 @@ fpga_5gnr_harq_read_loopback(struct fpga_5gnr_queue *q,
 	uint32_t increment = 0;
 	uint64_t *input = NULL;
 	uint32_t last_transaction = harq_in_length % FPGA_5GNR_DDR_WR_DATA_LEN_IN_BYTES;
+	struct fpga_5gnr_fec_device *d = q->d;
 
 	if (last_transaction > 0)
 		harq_in_length += (8 - last_transaction);
 
-	reg = fpga_5gnr_reg_read_32(q->d->mmio_base, FPGA_5GNR_FEC_HARQ_BUF_SIZE_REGS);
-	if (reg < harq_in_length) {
-		harq_in_length = reg;
-		rte_bbdev_log(ERR, "HARQ in length > HARQ buffer size\n");
+	if (d->fpga_variant == VC_5GNR_FPGA_VARIANT) {
+		reg = fpga_5gnr_reg_read_32(q->d->mmio_base, FPGA_5GNR_FEC_HARQ_BUF_SIZE_REGS);
+		if (reg < harq_in_length) {
+			harq_in_length = reg;
+			rte_bbdev_log(ERR, "HARQ in length > HARQ buffer size\n");
+		}
 	}
 
 	if (!mbuf_append(harq_output, harq_output, harq_in_length)) {
@@ -1570,9 +2127,15 @@ fpga_5gnr_harq_read_loopback(struct fpga_5gnr_queue *q,
 	input = (uint64_t *)rte_pktmbuf_mtod_offset(harq_output, uint8_t *, harq_out_offset);
 
 	while (left_length > 0) {
-		fpga_5gnr_reg_write_32(q->d->mmio_base,
-				FPGA_5GNR_FEC_DDR4_RD_ADDR_REGS,
-				in_offset);
+		if (d->fpga_variant == AGX100_FPGA_VARIANT) {
+			fpga_5gnr_reg_write_32(q->d->mmio_base,
+					FPGA_5GNR_FEC_DDR4_RD_ADDR_REGS,
+					in_offset >> 3);
+		} else {
+			fpga_5gnr_reg_write_32(q->d->mmio_base,
+					FPGA_5GNR_FEC_DDR4_RD_ADDR_REGS,
+					in_offset);
+		}
 		fpga_5gnr_reg_write_8(q->d->mmio_base, FPGA_5GNR_FEC_DDR4_RD_DONE_REGS, 1);
 		reg = fpga_5gnr_reg_read_8(q->d->mmio_base, FPGA_5GNR_FEC_DDR4_RD_RDY_REGS);
 		while (reg != 1) {
@@ -1587,7 +2150,10 @@ fpga_5gnr_harq_read_loopback(struct fpga_5gnr_queue *q,
 		left_length -= FPGA_5GNR_DDR_RD_DATA_LEN_IN_BYTES;
 		in_offset += FPGA_5GNR_DDR_WR_DATA_LEN_IN_BYTES;
 		increment++;
-		fpga_5gnr_reg_write_8(q->d->mmio_base, FPGA_5GNR_FEC_DDR4_RD_DONE_REGS, 0);
+		if (d->fpga_variant == AGX100_FPGA_VARIANT)
+			fpga_5gnr_reg_write_8(q->d->mmio_base, FPGA_5GNR_FEC_DDR4_RD_RDY_REGS, 0);
+		else
+			fpga_5gnr_reg_write_8(q->d->mmio_base, FPGA_5GNR_FEC_DDR4_RD_DONE_REGS, 0);
 	}
 	fpga_5gnr_mutex_free(q);
 	return 1;
@@ -1598,6 +2164,7 @@ enqueue_ldpc_enc_one_op_cb(struct fpga_5gnr_queue *q, struct rte_bbdev_enc_op *o
 		uint16_t desc_offset)
 {
 	union vc_5gnr_dma_desc *vc_5gnr_desc;
+	union agx100_dma_desc *agx100_desc;
 	int ret;
 	uint8_t c, crc24_bits = 0;
 	struct rte_bbdev_op_ldpc_enc *enc = &op->ldpc_enc;
@@ -1610,10 +2177,13 @@ enqueue_ldpc_enc_one_op_cb(struct fpga_5gnr_queue *q, struct rte_bbdev_enc_op *o
 	uint16_t total_left = enc->input.length;
 	uint16_t ring_offset;
 	uint16_t K, k_;
+	struct fpga_5gnr_fec_device *d = q->d;
 
-	if (vc_5gnr_validate_ldpc_enc_op(op) == -1) {
-		rte_bbdev_log(ERR, "LDPC encoder validation rejected");
-		return -EINVAL;
+	if (d->fpga_variant == VC_5GNR_FPGA_VARIANT) {
+		if (vc_5gnr_validate_ldpc_enc_op(op) == -1) {
+			rte_bbdev_log(ERR, "LDPC encoder validation rejected");
+			return -EINVAL;
+		}
 	}
 
 	/* Clear op status */
@@ -1629,14 +2199,13 @@ enqueue_ldpc_enc_one_op_cb(struct fpga_5gnr_queue *q, struct rte_bbdev_enc_op *o
 		crc24_bits = 24;
 
 	if (enc->code_block_mode == RTE_BBDEV_TRANSPORT_BLOCK) {
-		/* For Transport Block mode */
-		/* FIXME */
-		c = enc->tb_params.c;
-		e = enc->tb_params.ea;
-	} else { /* For Code Block mode */
-		c = 1;
-		e = enc->cb_params.e;
+		/* TODO: For Transport Block mode. */
+		rte_bbdev_log(ERR, "Transport Block not supported yet");
+		return -1;
 	}
+	/* For Code Block mode. */
+	c = 1;
+	e = enc->cb_params.e;
 
 	/* Update total_left */
 	K = (enc->basegraph == 1 ? 22 : 10) * enc->z_c;
@@ -1656,12 +2225,21 @@ enqueue_ldpc_enc_one_op_cb(struct fpga_5gnr_queue *q, struct rte_bbdev_enc_op *o
 
 	mbuf_append(m_out_head, m_out, out_length);
 
-	/* Offset into the ring */
-	ring_offset = ((q->tail + desc_offset) & q->sw_ring_wrap_mask);
-	/* Setup DMA Descriptor */
-	vc_5gnr_desc = q->vc_5gnr_ring_addr + ring_offset;
-	ret = vc_5gnr_dma_desc_te_fill(op, &vc_5gnr_desc->enc_req, m_in, m_out,
-			k_, e, in_offset, out_offset, ring_offset, c);
+	/* Offset into the ring. */
+	ring_offset = fpga_5gnr_desc_idx_tail(q, desc_offset);
+
+	if (d->fpga_variant == VC_5GNR_FPGA_VARIANT) {
+		/* Setup DMA Descriptor. */
+		vc_5gnr_desc = vc_5gnr_get_desc_tail(q, desc_offset);
+		ret = vc_5gnr_dma_desc_te_fill(op, &vc_5gnr_desc->enc_req, m_in, m_out,
+				k_, e, in_offset, out_offset, ring_offset, c);
+	} else {
+		/* Setup DMA Descriptor. */
+		agx100_desc = agx100_get_desc_tail(q, desc_offset);
+		ret = agx100_dma_desc_le_fill(op, &agx100_desc->enc_req, m_in, m_out,
+				k_, e, in_offset, out_offset, ring_offset, c);
+	}
+
 	if (unlikely(ret < 0))
 		return ret;
 
@@ -1677,7 +2255,10 @@ enqueue_ldpc_enc_one_op_cb(struct fpga_5gnr_queue *q, struct rte_bbdev_enc_op *o
 	}
 
 #ifdef RTE_LIBRTE_BBDEV_DEBUG
-	vc_5gnr_print_dma_enc_desc_debug_info(vc_5gnr_desc);
+	if (d->fpga_variant == VC_5GNR_FPGA_VARIANT)
+		vc_5gnr_print_dma_enc_desc_debug_info(vc_5gnr_desc);
+	else
+		agx100_print_dma_enc_desc_debug_info(agx100_desc);
 #endif
 	return 1;
 }
@@ -1710,8 +2291,8 @@ vc_5gnr_enqueue_ldpc_dec_one_op_cb(struct fpga_5gnr_queue *q, struct rte_bbdev_d
 	op->status = 0;
 
 	/* Setup DMA Descriptor */
-	ring_offset = ((q->tail + desc_offset) & q->sw_ring_wrap_mask);
-	desc = q->vc_5gnr_ring_addr + ring_offset;
+	ring_offset = fpga_5gnr_desc_idx_tail(q, desc_offset);
+	desc = vc_5gnr_get_desc_tail(q, desc_offset);
 
 	if (check_bit(dec->op_flags, RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_LOOPBACK)) {
 		struct rte_mbuf *harq_in = dec->harq_combined_input.data;
@@ -1817,6 +2398,128 @@ vc_5gnr_enqueue_ldpc_dec_one_op_cb(struct fpga_5gnr_queue *q, struct rte_bbdev_d
 	return 1;
 }
 
+static inline int
+agx100_enqueue_ldpc_dec_one_op_cb(struct fpga_5gnr_queue *q, struct rte_bbdev_dec_op *op,
+		uint16_t desc_offset)
+{
+	union agx100_dma_desc *desc;
+	int ret;
+	uint16_t ring_offset;
+	uint8_t c;
+	uint16_t e, in_length, out_length, k0, l, seg_total_left, sys_cols;
+	uint16_t K, parity_offset, harq_in_length = 0, harq_out_length = 0;
+	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_out = dec->hard_output.data;
+	struct rte_mbuf *m_out_head = dec->hard_output.data;
+	uint16_t in_offset = dec->input.offset;
+	uint16_t out_offset = dec->hard_output.offset;
+	uint32_t harq_in_offset = 0;
+	uint32_t harq_out_offset = 0;
+
+	/* Clear op status. */
+	op->status = 0;
+
+	/* Setup DMA Descriptor. */
+	ring_offset = fpga_5gnr_desc_idx_tail(q, desc_offset);
+	desc = agx100_get_desc_tail(q, desc_offset);
+
+	if (check_bit(dec->op_flags, RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_LOOPBACK)) {
+		struct rte_mbuf *harq_in = dec->harq_combined_input.data;
+		struct rte_mbuf *harq_out = dec->harq_combined_output.data;
+		harq_in_length = dec->harq_combined_input.length;
+		uint32_t harq_in_offset = dec->harq_combined_input.offset;
+		uint32_t harq_out_offset = dec->harq_combined_output.offset;
+
+		if (check_bit(dec->op_flags, RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_OUT_ENABLE)) {
+			ret = fpga_5gnr_harq_write_loopback(q, harq_in,
+					harq_in_length, harq_in_offset,
+					harq_out_offset);
+		} else if (check_bit(dec->op_flags,
+				RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_IN_ENABLE)) {
+			ret = fpga_5gnr_harq_read_loopback(q, harq_out,
+					harq_in_length, harq_in_offset,
+					harq_out_offset);
+			dec->harq_combined_output.length = harq_in_length;
+		} else {
+			rte_bbdev_log(ERR, "OP flag Err!");
+			ret = -1;
+		}
+
+		/* Set descriptor for dequeue. */
+		desc->dec_req.done = 1;
+		desc->dec_req.error_code = 0;
+		desc->dec_req.error_msg = 0;
+		desc->dec_req.op_addr = op;
+		desc->dec_req.cbs_in_op = 1;
+
+		/* Mark this dummy descriptor to be dropped by HW. */
+		desc->dec_req.desc_idx = (ring_offset + 1) & q->sw_ring_wrap_mask;
+
+		return ret; /* Error or number of CB. */
+	}
+
+	if (m_in == NULL || m_out == NULL) {
+		rte_bbdev_log(ERR, "Invalid mbuf pointer");
+		op->status = 1 << RTE_BBDEV_DATA_ERROR;
+		return -1;
+	}
+
+	c = 1;
+	e = dec->cb_params.e;
+
+	if (check_bit(dec->op_flags, RTE_BBDEV_LDPC_CRC_TYPE_24B_DROP))
+		crc24_overlap = 24;
+
+	sys_cols = (dec->basegraph == 1) ? 22 : 10;
+	K = sys_cols * dec->z_c;
+	parity_offset = K - 2 * dec->z_c;
+
+	out_length = ((K - crc24_overlap - dec->n_filler) >> 3);
+	in_length = e;
+	seg_total_left = dec->input.length;
+
+	if (check_bit(dec->op_flags, RTE_BBDEV_LDPC_HQ_COMBINE_IN_ENABLE))
+		harq_in_length = RTE_MIN(dec->harq_combined_input.length, (uint32_t)dec->n_cb);
+
+	if (check_bit(dec->op_flags, RTE_BBDEV_LDPC_HQ_COMBINE_OUT_ENABLE)) {
+		k0 = get_k0(dec->n_cb, dec->z_c, dec->basegraph, dec->rv_index);
+		if (k0 > parity_offset)
+			l = k0 + e;
+		else
+			l = k0 + e + dec->n_filler;
+		harq_out_length = RTE_MIN(RTE_MAX(harq_in_length, l), dec->n_cb);
+		dec->harq_combined_output.length = harq_out_length;
+	}
+
+	mbuf_append(m_out_head, m_out, out_length);
+	harq_in_offset = dec->harq_combined_input.offset;
+	harq_out_offset = dec->harq_combined_output.offset;
+
+	ret = agx100_dma_desc_ld_fill(op, &desc->dec_req, m_in, m_out,
+		harq_in_length, in_offset, out_offset, harq_in_offset,
+		harq_out_offset, ring_offset, c);
+
+	if (unlikely(ret < 0))
+		return ret;
+	/* Update lengths. */
+	seg_total_left -= in_length;
+	op->ldpc_dec.hard_output.length += out_length;
+	if (seg_total_left > 0) {
+		rte_bbdev_log(ERR,
+				"Mismatch between mbuf length and included CB sizes: mbuf len %u, cb len %u",
+				seg_total_left, in_length);
+		return -1;
+	}
+
+#ifdef RTE_LIBRTE_BBDEV_DEBUG
+	agx100_print_dma_dec_desc_debug_info(desc);
+#endif
+
+	return 1;
+}
+
 static uint16_t
 fpga_5gnr_enqueue_ldpc_enc(struct rte_bbdev_queue_data *q_data,
 		struct rte_bbdev_enc_op **ops, uint16_t num)
@@ -1826,9 +2529,11 @@ fpga_5gnr_enqueue_ldpc_enc(struct rte_bbdev_queue_data *q_data,
 	int enqueued_cbs;
 	struct fpga_5gnr_queue *q = q_data->queue_private;
 	union vc_5gnr_dma_desc *vc_5gnr_desc;
+	union agx100_dma_desc *agx100_desc;
+	struct fpga_5gnr_fec_device *d = q->d;
 
 	/* Check if queue is not full */
-	if (unlikely(((q->tail + 1) & q->sw_ring_wrap_mask) == q->head_free_desc))
+	if (unlikely((fpga_5gnr_desc_idx_tail(q, 1)) == q->head_free_desc))
 		return 0;
 
 	/* Calculates available space */
@@ -1858,9 +2563,13 @@ fpga_5gnr_enqueue_ldpc_enc(struct rte_bbdev_queue_data *q_data,
 	/* Set interrupt bit for last CB in enqueued ops. FPGA issues interrupt
 	 * only when all previous CBs were already processed.
 	 */
-	vc_5gnr_desc = q->vc_5gnr_ring_addr +
-			((q->tail + total_enqueued_cbs - 1) & q->sw_ring_wrap_mask);
-	vc_5gnr_desc->enc_req.irq_en = q->irq_enable;
+	if (d->fpga_variant == VC_5GNR_FPGA_VARIANT) {
+		vc_5gnr_desc = vc_5gnr_get_desc_tail(q, total_enqueued_cbs - 1);
+		vc_5gnr_desc->enc_req.irq_en = q->irq_enable;
+	} else {
+		agx100_desc = agx100_get_desc_tail(q, total_enqueued_cbs - 1);
+		agx100_desc->enc_req.int_en = q->irq_enable;
+	}
 
 	fpga_5gnr_dma_enqueue(q, total_enqueued_cbs, &q_data->queue_stats);
 
@@ -1880,9 +2589,11 @@ fpga_5gnr_enqueue_ldpc_dec(struct rte_bbdev_queue_data *q_data,
 	int enqueued_cbs;
 	struct fpga_5gnr_queue *q = q_data->queue_private;
 	union vc_5gnr_dma_desc *vc_5gnr_desc;
+	union agx100_dma_desc *agx100_desc;
+	struct fpga_5gnr_fec_device *d = q->d;
 
 	/* Check if queue is not full */
-	if (unlikely(((q->tail + 1) & q->sw_ring_wrap_mask) == q->head_free_desc))
+	if (unlikely((fpga_5gnr_desc_idx_tail(q, 1)) == q->head_free_desc))
 		return 0;
 
 	/* Calculates available space */
@@ -1898,8 +2609,13 @@ fpga_5gnr_enqueue_ldpc_dec(struct rte_bbdev_queue_data *q_data,
 		if (unlikely(avail - 1 < 0))
 			break;
 		avail -= 1;
-		enqueued_cbs = vc_5gnr_enqueue_ldpc_dec_one_op_cb(q, ops[i],
-				total_enqueued_cbs);
+		if (q->d->fpga_variant == VC_5GNR_FPGA_VARIANT) {
+			enqueued_cbs = vc_5gnr_enqueue_ldpc_dec_one_op_cb(q, ops[i],
+					total_enqueued_cbs);
+		} else {
+			enqueued_cbs = agx100_enqueue_ldpc_dec_one_op_cb(q, ops[i],
+					total_enqueued_cbs);
+		}
 
 		if (enqueued_cbs < 0)
 			break;
@@ -1918,9 +2634,14 @@ fpga_5gnr_enqueue_ldpc_dec(struct rte_bbdev_queue_data *q_data,
 	/* Set interrupt bit for last CB in enqueued ops. FPGA issues interrupt
 	 * only when all previous CBs were already processed.
 	 */
-	vc_5gnr_desc = q->vc_5gnr_ring_addr +
-			((q->tail + total_enqueued_cbs - 1) & q->sw_ring_wrap_mask);
-	vc_5gnr_desc->enc_req.irq_en = q->irq_enable;
+	if (d->fpga_variant == VC_5GNR_FPGA_VARIANT) {
+		vc_5gnr_desc = vc_5gnr_get_desc_tail(q, total_enqueued_cbs - 1);
+		vc_5gnr_desc->enc_req.irq_en = q->irq_enable;
+	} else {
+		agx100_desc = agx100_get_desc_tail(q, total_enqueued_cbs - 1);
+		agx100_desc->enc_req.int_en = q->irq_enable;
+	}
+
 	fpga_5gnr_dma_enqueue(q, total_enqueued_cbs, &q_data->queue_stats);
 	return i;
 }
@@ -1933,7 +2654,7 @@ vc_5gnr_dequeue_ldpc_enc_one_op_cb(struct fpga_5gnr_queue *q, struct rte_bbdev_e
 	union vc_5gnr_dma_desc *desc;
 	int desc_error;
 	/* Set current desc */
-	desc = q->vc_5gnr_ring_addr + ((q->head_free_desc + desc_offset) & q->sw_ring_wrap_mask);
+	desc = vc_5gnr_get_desc(q, desc_offset);
 
 	/*check if done */
 	if (desc->enc_req.done == 0)
@@ -1955,6 +2676,36 @@ vc_5gnr_dequeue_ldpc_enc_one_op_cb(struct fpga_5gnr_queue *q, struct rte_bbdev_e
 	return 1;
 }
 
+static inline int
+agx100_dequeue_ldpc_enc_one_op_cb(struct fpga_5gnr_queue *q, struct rte_bbdev_enc_op **op,
+		uint16_t desc_offset)
+{
+	union agx100_dma_desc *desc;
+	int desc_error;
+
+	/* Set current desc. */
+	desc = agx100_get_desc(q, desc_offset);
+	/*check if done */
+	if (desc->enc_req.done == 0)
+		return -1;
+
+	/* make sure the response is read atomically. */
+	rte_smp_rmb();
+
+	rte_bbdev_log_debug("DMA response desc %p", desc);
+
+#ifdef RTE_LIBRTE_BBDEV_DEBUG
+	agx100_print_dma_enc_desc_debug_info(desc);
+#endif
+	*op = desc->enc_req.op_addr;
+	/* Check the descriptor error field, return 1 on error. */
+	desc_error = agx100_check_desc_error(desc->enc_req.error_code,
+			desc->enc_req.error_msg);
+
+	(*op)->status = desc_error << RTE_BBDEV_DATA_ERROR;
+
+	return 1;
+}
 
 static inline int
 vc_5gnr_dequeue_ldpc_dec_one_op_cb(struct fpga_5gnr_queue *q, struct rte_bbdev_dec_op **op,
@@ -1964,7 +2715,7 @@ vc_5gnr_dequeue_ldpc_dec_one_op_cb(struct fpga_5gnr_queue *q, struct rte_bbdev_d
 	int desc_error;
 
 	/* Set descriptor */
-	desc = q->vc_5gnr_ring_addr + ((q->head_free_desc + desc_offset) & q->sw_ring_wrap_mask);
+	desc = vc_5gnr_get_desc(q, desc_offset);
 
 	/* Verify done bit is set */
 	if (desc->dec_req.done == 0)
@@ -2003,6 +2754,51 @@ vc_5gnr_dequeue_ldpc_dec_one_op_cb(struct fpga_5gnr_queue *q, struct rte_bbdev_d
 	return 1;
 }
 
+static inline int
+agx100_dequeue_ldpc_dec_one_op_cb(struct fpga_5gnr_queue *q, struct rte_bbdev_dec_op **op,
+		uint16_t desc_offset)
+{
+	union agx100_dma_desc *desc;
+	int desc_error;
+
+	/* Set descriptor. */
+	desc = agx100_get_desc(q, desc_offset);
+	/* Verify done bit is set. */
+	if (desc->dec_req.done == 0)
+		return -1;
+
+	/* make sure the response is read atomically. */
+	rte_smp_rmb();
+
+#ifdef RTE_LIBRTE_BBDEV_DEBUG
+	agx100_print_dma_dec_desc_debug_info(desc);
+#endif
+
+	*op = desc->dec_req.op_addr;
+
+	if (check_bit((*op)->ldpc_dec.op_flags, RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_LOOPBACK)) {
+		(*op)->status = 0;
+		return 1;
+	}
+
+	/* FPGA reports iterations based on round-up minus 1. */
+	(*op)->ldpc_dec.iter_count = desc->dec_req.max_iter_ret + 1;
+
+	/* CRC Check criteria. */
+	if (desc->dec_req.crc24b_ind && !(desc->dec_req.cb_crc_all_pass))
+		(*op)->status = 1 << RTE_BBDEV_CRC_ERROR;
+
+	/* et_pass = 0 when decoder fails. */
+	(*op)->status |= !(desc->dec_req.cb_all_et_pass) << RTE_BBDEV_SYNDROME_ERROR;
+
+	/* Check the descriptor error field, return 1 on error. */
+	desc_error = agx100_check_desc_error(desc->dec_req.error_code,
+			desc->dec_req.error_msg);
+
+	(*op)->status |= desc_error << RTE_BBDEV_DATA_ERROR;
+	return 1;
+}
+
 static uint16_t
 fpga_5gnr_dequeue_ldpc_enc(struct rte_bbdev_queue_data *q_data,
 		struct rte_bbdev_enc_op **ops, uint16_t num)
@@ -2014,7 +2810,10 @@ fpga_5gnr_dequeue_ldpc_enc(struct rte_bbdev_queue_data *q_data,
 	int ret;
 
 	for (i = 0; (i < num) && (dequeued_cbs < avail); ++i) {
-		ret = vc_5gnr_dequeue_ldpc_enc_one_op_cb(q, &ops[i], dequeued_cbs);
+		if (q->d->fpga_variant == VC_5GNR_FPGA_VARIANT)
+			ret = vc_5gnr_dequeue_ldpc_enc_one_op_cb(q, &ops[i], dequeued_cbs);
+		else
+			ret = agx100_dequeue_ldpc_enc_one_op_cb(q, &ops[i], dequeued_cbs);
 
 		if (ret < 0)
 			break;
@@ -2026,8 +2825,7 @@ fpga_5gnr_dequeue_ldpc_enc(struct rte_bbdev_queue_data *q_data,
 	}
 
 	/* Update head */
-	q->head_free_desc = (q->head_free_desc + dequeued_cbs) &
-			q->sw_ring_wrap_mask;
+	q->head_free_desc = fpga_5gnr_desc_idx(q, dequeued_cbs);
 
 	/* Update stats */
 	q_data->queue_stats.dequeued_count += i;
@@ -2046,7 +2844,10 @@ fpga_5gnr_dequeue_ldpc_dec(struct rte_bbdev_queue_data *q_data,
 	int ret;
 
 	for (i = 0; (i < num) && (dequeued_cbs < avail); ++i) {
-		ret = vc_5gnr_dequeue_ldpc_dec_one_op_cb(q, &ops[i], dequeued_cbs);
+		if (q->d->fpga_variant == VC_5GNR_FPGA_VARIANT)
+			ret = vc_5gnr_dequeue_ldpc_dec_one_op_cb(q, &ops[i], dequeued_cbs);
+		else
+			ret = agx100_dequeue_ldpc_dec_one_op_cb(q, &ops[i], dequeued_cbs);
 
 		if (ret < 0)
 			break;
@@ -2058,7 +2859,7 @@ fpga_5gnr_dequeue_ldpc_dec(struct rte_bbdev_queue_data *q_data,
 	}
 
 	/* Update head */
-	q->head_free_desc = (q->head_free_desc + dequeued_cbs) & q->sw_ring_wrap_mask;
+	q->head_free_desc = fpga_5gnr_desc_idx(q, dequeued_cbs);
 
 	/* Update stats */
 	q_data->queue_stats.dequeued_count += i;
@@ -2079,10 +2880,29 @@ fpga_5gnr_fec_init(struct rte_bbdev *dev, struct rte_pci_driver *drv)
 	dev->dequeue_ldpc_enc_ops = fpga_5gnr_dequeue_ldpc_enc;
 	dev->dequeue_ldpc_dec_ops = fpga_5gnr_dequeue_ldpc_dec;
 
-	((struct fpga_5gnr_fec_device *) dev->data->dev_private)->pf_device =
-			!strcmp(drv->driver.name, RTE_STR(FPGA_5GNR_FEC_PF_DRIVER_NAME));
-	((struct fpga_5gnr_fec_device *) dev->data->dev_private)->mmio_base =
-			pci_dev->mem_resource[0].addr;
+	/* Device variant specific handling. */
+	if ((pci_dev->id.device_id == AGX100_PF_DEVICE_ID) ||
+			(pci_dev->id.device_id == AGX100_VF_DEVICE_ID)) {
+		((struct fpga_5gnr_fec_device *) dev->data->dev_private)->fpga_variant =
+				AGX100_FPGA_VARIANT;
+		((struct fpga_5gnr_fec_device *) dev->data->dev_private)->pf_device =
+				!strcmp(drv->driver.name, RTE_STR(FPGA_5GNR_FEC_PF_DRIVER_NAME));
+		((struct fpga_5gnr_fec_device *) dev->data->dev_private)->mmio_base =
+				pci_dev->mem_resource[0].addr;
+		/* Maximum number of queues possible for this device. */
+		((struct fpga_5gnr_fec_device *) dev->data->dev_private)->total_num_queues =
+				fpga_5gnr_reg_read_32(pci_dev->mem_resource[0].addr,
+				FPGA_5GNR_FEC_VERSION_ID) >> 24;
+	} else {
+		((struct fpga_5gnr_fec_device *) dev->data->dev_private)->fpga_variant =
+				VC_5GNR_FPGA_VARIANT;
+		((struct fpga_5gnr_fec_device *) dev->data->dev_private)->pf_device =
+				!strcmp(drv->driver.name, RTE_STR(FPGA_5GNR_FEC_PF_DRIVER_NAME));
+		((struct fpga_5gnr_fec_device *) dev->data->dev_private)->mmio_base =
+				pci_dev->mem_resource[0].addr;
+		((struct fpga_5gnr_fec_device *) dev->data->dev_private)->total_num_queues =
+				VC_5GNR_TOTAL_NUM_QUEUES;
+	}
 
 	rte_bbdev_log_debug(
 			"Init device %s [%s] @ virtaddr %p phyaddr %#"PRIx64,
@@ -2097,6 +2917,7 @@ fpga_5gnr_fec_probe(struct rte_pci_driver *pci_drv,
 {
 	struct rte_bbdev *bbdev = NULL;
 	char dev_name[RTE_BBDEV_NAME_MAX_LEN];
+	struct fpga_5gnr_fec_device *d;
 
 	if (pci_dev == NULL) {
 		rte_bbdev_log(ERR, "NULL PCI device");
@@ -2135,15 +2956,24 @@ fpga_5gnr_fec_probe(struct rte_pci_driver *pci_drv,
 	rte_bbdev_log_debug("bbdev id = %u [%s]",
 			bbdev->data->dev_id, dev_name);
 
-	struct fpga_5gnr_fec_device *d = bbdev->data->dev_private;
-	uint32_t version_id = fpga_5gnr_reg_read_32(d->mmio_base, FPGA_5GNR_FEC_VERSION_ID);
-	rte_bbdev_log(INFO, "Vista Creek FPGA RTL v%u.%u",
-		((uint16_t)(version_id >> 16)), ((uint16_t)version_id));
+	d = bbdev->data->dev_private;
+	if (d->fpga_variant == VC_5GNR_FPGA_VARIANT) {
+		uint32_t version_id = fpga_5gnr_reg_read_32(d->mmio_base, FPGA_5GNR_FEC_VERSION_ID);
+		rte_bbdev_log(INFO, "Vista Creek FPGA RTL v%u.%u",
+				((uint16_t)(version_id >> 16)), ((uint16_t)version_id));
+	} else {
+		uint32_t version_num_queues = fpga_5gnr_reg_read_32(d->mmio_base,
+				FPGA_5GNR_FEC_VERSION_ID);
+		uint8_t major_version_id = version_num_queues >> 16;
+		uint8_t minor_version_id = version_num_queues >> 8;
+		uint8_t patch_id = version_num_queues;
+
+		rte_bbdev_log(INFO, "AGX100 RTL v%u.%u.%u",
+				major_version_id, minor_version_id, patch_id);
+	}
 
 #ifdef RTE_LIBRTE_BBDEV_DEBUG
-	if (!strcmp(pci_drv->driver.name,
-			RTE_STR(FPGA_5GNR_FEC_PF_DRIVER_NAME)))
-		print_static_reg_debug_info(d->mmio_base);
+	print_static_reg_debug_info(d->mmio_base, d->fpga_variant);
 #endif
 	return 0;
 }
@@ -2242,7 +3072,7 @@ static int vc_5gnr_configure(const char *dev_name, const struct rte_fpga_5gnr_fe
 
 	/* Clear all queues registers */
 	payload_32 = FPGA_5GNR_INVALID_HW_QUEUE_ID;
-	for (q_id = 0; q_id < VC_5GNR_TOTAL_NUM_QUEUES; ++q_id) {
+	for (q_id = 0; q_id < d->total_num_queues; ++q_id) {
 		address = (q_id << 2) + VC_5GNR_QUEUE_MAP;
 		fpga_5gnr_reg_write_32(d->mmio_base, address, payload_32);
 	}
@@ -2303,7 +3133,7 @@ static int vc_5gnr_configure(const char *dev_name, const struct rte_fpga_5gnr_fe
 	 */
 	if (conf->pf_mode_en) {
 		payload_32 = 0x1;
-		for (q_id = 0; q_id < VC_5GNR_TOTAL_NUM_QUEUES; ++q_id) {
+		for (q_id = 0; q_id < d->total_num_queues; ++q_id) {
 			address = (q_id << 2) + VC_5GNR_QUEUE_MAP;
 			fpga_5gnr_reg_write_32(d->mmio_base, address, payload_32);
 		}
@@ -2321,11 +3151,11 @@ static int vc_5gnr_configure(const char *dev_name, const struct rte_fpga_5gnr_fe
 		 */
 		if ((total_ul_q_id > VC_5GNR_NUM_UL_QUEUES) ||
 			(total_dl_q_id > VC_5GNR_NUM_DL_QUEUES) ||
-			(total_q_id > VC_5GNR_TOTAL_NUM_QUEUES)) {
+			(total_q_id > d->total_num_queues)) {
 			rte_bbdev_log(ERR,
 					"VC 5GNR FPGA Configuration failed. Too many queues to configure: UL_Q %u, DL_Q %u, FPGA_Q %u",
 					total_ul_q_id, total_dl_q_id,
-					VC_5GNR_TOTAL_NUM_QUEUES);
+					d->total_num_queues);
 			return -EINVAL;
 		}
 		total_ul_q_id = 0;
@@ -2369,7 +3199,169 @@ static int vc_5gnr_configure(const char *dev_name, const struct rte_fpga_5gnr_fe
 	rte_bbdev_log_debug("PF Vista Creek 5GNR FPGA configuration complete for %s", dev_name);
 
 #ifdef RTE_LIBRTE_BBDEV_DEBUG
-	print_static_reg_debug_info(d->mmio_base);
+	print_static_reg_debug_info(d->mmio_base, d->fpga_variant);
+#endif
+	return 0;
+}
+
+/* Initial configuration of AGX100 device. */
+static int agx100_configure(const char *dev_name, const struct rte_fpga_5gnr_fec_conf *conf)
+{
+	uint32_t payload_32, address;
+	uint16_t payload_16;
+	uint8_t payload_8;
+	uint16_t q_id, vf_id, total_q_id, total_ul_q_id, total_dl_q_id;
+	struct rte_bbdev *bbdev = rte_bbdev_get_named_dev(dev_name);
+	struct rte_fpga_5gnr_fec_conf def_conf;
+
+	if (bbdev == NULL) {
+		rte_bbdev_log(ERR,
+				"Invalid dev_name (%s), or device is not yet initialised",
+				dev_name);
+		return -ENODEV;
+	}
+
+	struct fpga_5gnr_fec_device *d = bbdev->data->dev_private;
+
+	if (conf == NULL) {
+		rte_bbdev_log(ERR, "AGX100 Configuration was not provided.");
+		rte_bbdev_log(ERR, "Default configuration will be loaded.");
+		fpga_5gnr_set_default_conf(&def_conf);
+		conf = &def_conf;
+	}
+
+	uint8_t total_num_queues = d->total_num_queues;
+	uint8_t num_ul_queues = total_num_queues >> 1;
+	uint8_t num_dl_queues = total_num_queues >> 1;
+
+	/* Clear all queues registers */
+	payload_32 = FPGA_5GNR_INVALID_HW_QUEUE_ID;
+	for (q_id = 0; q_id < total_num_queues; ++q_id) {
+		address = (q_id << 2) + AGX100_QUEUE_MAP;
+		fpga_5gnr_reg_write_32(d->mmio_base, address, payload_32);
+	}
+
+	/*
+	 * If PF mode is enabled allocate all queues for PF only.
+	 *
+	 * For VF mode each VF can have different number of UL and DL queues.
+	 * Total number of queues to configure cannot exceed AGX100
+	 * capabilities - 64 queues - 32 queues for UL and 32 queues for DL.
+	 * Queues mapping is done according to configuration:
+	 *
+	 * UL queues:
+	 * |                Q_ID              | VF_ID |
+	 * |                 0                |   0   |
+	 * |                ...               |   0   |
+	 * | conf->vf_dl_queues_number[0] - 1 |   0   |
+	 * | conf->vf_dl_queues_number[0]     |   1   |
+	 * |                ...               |   1   |
+	 * | conf->vf_dl_queues_number[1] - 1 |   1   |
+	 * |                ...               |  ...  |
+	 * | conf->vf_dl_queues_number[7] - 1 |   7   |
+	 *
+	 * DL queues:
+	 * |                Q_ID              | VF_ID |
+	 * |                 32               |   0   |
+	 * |                ...               |   0   |
+	 * | conf->vf_ul_queues_number[0] - 1 |   0   |
+	 * | conf->vf_ul_queues_number[0]     |   1   |
+	 * |                ...               |   1   |
+	 * | conf->vf_ul_queues_number[1] - 1 |   1   |
+	 * |                ...               |  ...  |
+	 * | conf->vf_ul_queues_number[7] - 1 |   7   |
+	 *
+	 * Example of configuration:
+	 * conf->vf_ul_queues_number[0] = 4;  -> 4 UL queues for VF0
+	 * conf->vf_dl_queues_number[0] = 4;  -> 4 DL queues for VF0
+	 * conf->vf_ul_queues_number[1] = 2;  -> 2 UL queues for VF1
+	 * conf->vf_dl_queues_number[1] = 2;  -> 2 DL queues for VF1
+	 *
+	 * UL:
+	 * | Q_ID | VF_ID |
+	 * |   0  |   0   |
+	 * |   1  |   0   |
+	 * |   2  |   0   |
+	 * |   3  |   0   |
+	 * |   4  |   1   |
+	 * |   5  |   1   |
+	 *
+	 * DL:
+	 * | Q_ID | VF_ID |
+	 * |  32  |   0   |
+	 * |  33  |   0   |
+	 * |  34  |   0   |
+	 * |  35  |   0   |
+	 * |  36  |   1   |
+	 * |  37  |   1   |
+	 */
+	if (conf->pf_mode_en) {
+		payload_32 = 0x1;
+		for (q_id = 0; q_id < total_num_queues; ++q_id) {
+			address = (q_id << 2) + AGX100_QUEUE_MAP;
+			fpga_5gnr_reg_write_32(d->mmio_base, address, payload_32);
+		}
+	} else {
+		/* Calculate total number of UL and DL queues to configure. */
+		total_ul_q_id = total_dl_q_id = 0;
+		for (vf_id = 0; vf_id < FPGA_5GNR_FEC_NUM_VFS; ++vf_id) {
+			total_ul_q_id += conf->vf_ul_queues_number[vf_id];
+			total_dl_q_id += conf->vf_dl_queues_number[vf_id];
+		}
+		total_q_id = total_dl_q_id + total_ul_q_id;
+		/*
+		 * Check if total number of queues to configure does not exceed
+		 * AGX100 capabilities (64 queues - 32 UL and 32 DL queues)
+		 */
+		if ((total_ul_q_id > num_ul_queues) ||
+				(total_dl_q_id > num_dl_queues) ||
+				(total_q_id > total_num_queues)) {
+			rte_bbdev_log(ERR,
+					"AGX100 Configuration failed. Too many queues to configure: UL_Q %u, DL_Q %u, AGX100_Q %u",
+					total_ul_q_id, total_dl_q_id,
+					total_num_queues);
+			return -EINVAL;
+		}
+		total_ul_q_id = 0;
+		for (vf_id = 0; vf_id < FPGA_5GNR_FEC_NUM_VFS; ++vf_id) {
+			for (q_id = 0; q_id < conf->vf_ul_queues_number[vf_id];
+					++q_id, ++total_ul_q_id) {
+				address = (total_ul_q_id << 2) + AGX100_QUEUE_MAP;
+				payload_32 = ((0x80 + vf_id) << 16) | 0x1;
+				fpga_5gnr_reg_write_32(d->mmio_base, address, payload_32);
+			}
+		}
+		total_dl_q_id = 0;
+		for (vf_id = 0; vf_id < FPGA_5GNR_FEC_NUM_VFS; ++vf_id) {
+			for (q_id = 0; q_id < conf->vf_dl_queues_number[vf_id];
+					++q_id, ++total_dl_q_id) {
+				address = ((total_dl_q_id + num_ul_queues)
+						<< 2) + AGX100_QUEUE_MAP;
+				payload_32 = ((0x80 + vf_id) << 16) | 0x1;
+				fpga_5gnr_reg_write_32(d->mmio_base, address, payload_32);
+			}
+		}
+	}
+
+	/* Setting Load Balance Factor. */
+	payload_16 = (conf->dl_load_balance << 8) | (conf->ul_load_balance);
+	address = FPGA_5GNR_FEC_LOAD_BALANCE_FACTOR;
+	fpga_5gnr_reg_write_16(d->mmio_base, address, payload_16);
+
+	/* Setting length of ring descriptor entry. */
+	payload_16 = FPGA_5GNR_RING_DESC_ENTRY_LENGTH;
+	address = FPGA_5GNR_FEC_RING_DESC_LEN;
+	fpga_5gnr_reg_write_16(d->mmio_base, address, payload_16);
+
+	/* Queue PF/VF mapping table is ready. */
+	payload_8 = 0x1;
+	address = FPGA_5GNR_FEC_QUEUE_PF_VF_MAP_DONE;
+	fpga_5gnr_reg_write_8(d->mmio_base, address, payload_8);
+
+	rte_bbdev_log_debug("PF AGX100 configuration complete for %s", dev_name);
+
+#ifdef RTE_LIBRTE_BBDEV_DEBUG
+	print_static_reg_debug_info(d->mmio_base, d->fpga_variant);
 #endif
 	return 0;
 }
@@ -2386,6 +3378,8 @@ int rte_fpga_5gnr_fec_configure(const char *dev_name, const struct rte_fpga_5gnr
 	printf("Configure dev id %x\n", pci_dev->id.device_id);
 	if (pci_dev->id.device_id == VC_5GNR_PF_DEVICE_ID)
 		return vc_5gnr_configure(dev_name, conf);
+	else if (pci_dev->id.device_id == AGX100_PF_DEVICE_ID)
+		return agx100_configure(dev_name, conf);
 
 	rte_bbdev_log(ERR, "Invalid device_id (%d)", pci_dev->id.device_id);
 	return -ENODEV;
@@ -2393,6 +3387,9 @@ int rte_fpga_5gnr_fec_configure(const char *dev_name, const struct rte_fpga_5gnr
 
 /* FPGA 5GNR FEC PCI PF address map */
 static struct rte_pci_id pci_id_fpga_5gnr_fec_pf_map[] = {
+	{
+		RTE_PCI_DEVICE(AGX100_VENDOR_ID, AGX100_PF_DEVICE_ID)
+	},
 	{
 		RTE_PCI_DEVICE(VC_5GNR_VENDOR_ID, VC_5GNR_PF_DEVICE_ID)
 	},
@@ -2408,6 +3405,9 @@ static struct rte_pci_driver fpga_5gnr_fec_pci_pf_driver = {
 
 /* FPGA 5GNR FEC PCI VF address map */
 static struct rte_pci_id pci_id_fpga_5gnr_fec_vf_map[] = {
+	{
+		RTE_PCI_DEVICE(AGX100_VENDOR_ID, AGX100_VF_DEVICE_ID)
+	},
 	{
 		RTE_PCI_DEVICE(VC_5GNR_VENDOR_ID, VC_5GNR_VF_DEVICE_ID)
 	},
diff --git a/drivers/baseband/fpga_5gnr_fec/vc_5gnr_pmd.h b/drivers/baseband/fpga_5gnr_fec/vc_5gnr_pmd.h
index 47fb43199f86..9a488ae8d6d1 100644
--- a/drivers/baseband/fpga_5gnr_fec/vc_5gnr_pmd.h
+++ b/drivers/baseband/fpga_5gnr_fec/vc_5gnr_pmd.h
@@ -16,7 +16,6 @@
 #define VC_5GNR_NUM_UL_QUEUES (32)
 #define VC_5GNR_NUM_DL_QUEUES (32)
 #define VC_5GNR_TOTAL_NUM_QUEUES (VC_5GNR_NUM_UL_QUEUES + VC_5GNR_NUM_DL_QUEUES)
-#define VC_5GNR_NUM_INTR_VEC (VC_5GNR_TOTAL_NUM_QUEUES - RTE_INTR_VEC_RXTX_OFFSET)
 
 /* VC 5GNR Ring size is in 256 bits (32 bytes) units. */
 #define VC_5GNR_RING_DESC_LEN_UNIT_BYTES (32)
-- 
2.37.1


  parent reply	other threads:[~2024-01-23 16:58 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-01-23 16:54 [PATCH v5 0/5] changes for 24.03 Hernan Vargas
2024-01-23 16:54 ` [PATCH v5 1/5] doc: fix fpga 5gnr configuration values Hernan Vargas
2024-02-06 15:15   ` Maxime Coquelin
2024-01-23 16:54 ` [PATCH v5 2/5] baseband/fpga_5gnr_fec: renaming for consistency Hernan Vargas
2024-01-23 16:54 ` [PATCH v5 3/5] baseband/fpga_5gnr_fec: add Vista Creek variant Hernan Vargas
2024-01-23 16:54 ` Hernan Vargas [this message]
2024-02-06 15:30   ` [PATCH v5 4/5] baseband/fpga_5gnr_fec: add AGX100 support Maxime Coquelin
2024-02-07  8:19     ` Maxime Coquelin
2024-01-23 16:54 ` [PATCH v5 5/5] baseband/fpga_5gnr_fec: cosmetic comment changes Hernan Vargas
2024-02-06 15:38   ` Maxime Coquelin

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