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drivers: add ConnectX-9 device ID

PATCH In review Raslan Darawsheh 2 participants 2 messages Nov 5, 2025 – Nov 6, 2025

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Raslan Darawsheh

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PATCH 1/1 drivers: add ConnectX-9 device ID

This adds the ConnectX-9 device id to the list of
supported Nvidia devices that run the MLX5 PMDs.
The device is still in development stage.

Signed-off-by Raslan Darawsheh <[email protected]>
---
 doc/guides/cryptodevs/mlx5.rst         | 4 +++-
 doc/guides/nics/mlx5.rst               | 9 +++++----
 doc/guides/rel_notes/release_25_11.rst | 3 +++
 drivers/common/mlx5/mlx5_common.h      | 1 +
 drivers/crypto/mlx5/mlx5_crypto.c      | 4 ++++
 drivers/net/mlx5/mlx5.c                | 5 ++++-
 6 files changed, 20 insertions(+), 6 deletions(-)
doc/guides/cryptodevs/mlx5.rst +3 -1
index 8a2ec20e74..dc9977f5e0 100644
@@ -9,7 +9,8 @@ NVIDIA MLX5 Crypto Driver
 The MLX5 crypto driver library
 (**librte_crypto_mlx5**) provides support for **NVIDIA ConnectX-6**,
 **NVIDIA ConnectX-6 Dx**, **NVIDIA ConnectX-7**, **NVIDIA ConnectX-8**,
-**NVIDIA BlueField-2**, and **NVIDIA BlueField-3** family adapters.
+**NVIDIA ConnectX-9**, **NVIDIA BlueField-2**, and **NVIDIA BlueField-3**
+family adapters.
 
 Overview
 --------

@@ -235,6 +236,7 @@ FW Prerequisites
 - xx.32.0108 for ConnectX-6 Dx and BlueField-2.
 - xx.36.xxxx for ConnectX-7 and BlueField-3.
 - 40.44.1036 for ConnectX-8.
+- 82.47.xxxx for ConnectX-9.
 - xx.37.3010 for BlueField-3 and newer for AES-GCM.
 
 Linux Prerequisites
doc/guides/nics/mlx5.rst +5 -4
index fde98ae993..37495359d4 100644
@@ -39,6 +39,7 @@ NIC / DPU          total bandwidth max ports PCIe        embedded CPU
 **BlueField-2**    200 Gb/s        2         Gen4        A72 x8
 **ConnectX-7**     400 Gb/s        4         Gen5        --
 **ConnectX-8**     400 Gb/s        4         Gen6        --
+**ConnectX-9**     800 Gb/s        4         Gen6        --
 **BlueField-3**    400 Gb/s        2         Gen5        A78 x16
 ================== =============== ========= =========== ============
 

@@ -232,9 +233,9 @@ for an additional list of options shared with other mlx5 drivers.
   Supported on:
 
   - x86_64 with ConnectX-4, ConnectX-4 Lx, ConnectX-5, ConnectX-6, ConnectX-6 Dx,
-    ConnectX-6 Lx, ConnectX-7, ConnectX-8, BlueField-2, and BlueField-3.
+    ConnectX-6 Lx, ConnectX-7, ConnectX-8, ConnectX-9, BlueField-2, and BlueField-3.
   - POWER9 and ARMv8 with ConnectX-4 Lx, ConnectX-5, ConnectX-6, ConnectX-6 Dx,
-    ConnectX-6 Lx, ConnectX-7, ConnectX-8, BlueField-2, and BlueField-3.
+    ConnectX-6 Lx, ConnectX-7, ConnectX-8, ConnectX-9, BlueField-2, and BlueField-3.
 
 - ``rxq_pkt_pad_en`` parameter [int]
 

@@ -247,9 +248,9 @@ for an additional list of options shared with other mlx5 drivers.
   Supported on:
 
   - x86_64 with ConnectX-4, ConnectX-4 Lx, ConnectX-5, ConnectX-6, ConnectX-6 Dx,
-    ConnectX-6 Lx, ConnectX-7, ConnectX-8, BlueField-2, and BlueField-3.
+    ConnectX-6 Lx, ConnectX-7, ConnectX-8, ConnectX-9, BlueField-2, and BlueField-3.
   - POWER8 and ARMv8 with ConnectX-4 Lx, ConnectX-5, ConnectX-6, ConnectX-6 Dx,
-    ConnectX-6 Lx, ConnectX-7, ConnectX-8, BlueField-2, and BlueField-3.
+    ConnectX-6 Lx, ConnectX-7, ConnectX-8, ConnectX-9, BlueField-2, and BlueField-3.
 
 .. _mlx5_delay_drop_param:
doc/guides/rel_notes/release_25_11.rst +3 -0
index c5ba335cfc..a33dbd3e3e 100644
@@ -167,6 +167,9 @@ New Features
   The built-in help text function is available as a public function which can be reused by custom functions,
   if so desired.
 
+* **Updated NVIDIA mlx5 driver.**
+
+  * Added support for NVIDIA ConnectX-9 adapters.
 
 Removed Items
 -------------
drivers/common/mlx5/mlx5_common.h +1 -0
index b49f0c850e..b524ba9ab7 100644
@@ -154,6 +154,7 @@ enum {
 	PCI_DEVICE_ID_MELLANOX_CONNECTX7 = 0x1021,
 	PCI_DEVICE_ID_MELLANOX_BLUEFIELD3 = 0Xa2dc,
 	PCI_DEVICE_ID_MELLANOX_CONNECTX8 = 0x1023,
+	PCI_DEVICE_ID_MELLANOX_CONNECTX9 = 0x1025,
 };
 
 /* Maximum number of simultaneous unicast MAC addresses. */
drivers/crypto/mlx5/mlx5_crypto.c +4 -0
index 78a9e3d0fe..938a119c7f 100644
@@ -489,6 +489,10 @@ static const struct rte_pci_id mlx5_crypto_pci_id_map[] = {
 			RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
 					PCI_DEVICE_ID_MELLANOX_CONNECTX8)
 		},
+		{
+			RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
+					PCI_DEVICE_ID_MELLANOX_CONNECTX9)
+		},
 		{
 			.vendor_id = 0
 		}
drivers/net/mlx5/mlx5.c +4 -1
index 6686dd7587..ea235cf36b 100644
@@ -3818,7 +3818,10 @@ static const struct rte_pci_id mlx5_pci_id_map[] = {
 		RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
 				PCI_DEVICE_ID_MELLANOX_CONNECTX8)
 	},
-
+	{
+		RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
+				PCI_DEVICE_ID_MELLANOX_CONNECTX9)
+	},
 	{
 		.vendor_id = 0
 	}
Signature · 1 line
2.50.1 (Apple Git-155)
#1 lore raw

05/11/2025 16:44, Raslan Darawsheh:

Quoted 5 lines

This adds the ConnectX-9 device id to the list of
supported Nvidia devices that run the MLX5 PMDs.
The device is still in development stage.

Signed-off-by Raslan Darawsheh <[email protected]>

Applied with mention of SuperNIC, thanks.