Skip to contentSkip to conversation

common/mlx5: add BlueField-4 DPU

PATCH Applied Raslan Darawsheh 2 participants 2 messages Nov 11, 2025 – Nov 19, 2025

Subsystems (2)
Network drivers Crypto API
lore
Share & tools
lore

Raslan Darawsheh

author
#0 lore raw

PATCH 1/1 common/mlx5: add BlueField-4 DPU

This adds the BlueField-4 device ID to the list of supported NVIDIA devices that run the mlx5 drivers. The device is still in development stage.

Signed-off-by Raslan Darawsheh <[email protected]>
---
 drivers/common/mlx5/mlx5_common.h | 1 +
 drivers/crypto/mlx5/mlx5_crypto.c | 4 ++++
 drivers/net/mlx5/mlx5.c           | 4 ++++
 3 files changed, 9 insertions(+)
drivers/common/mlx5/mlx5_common.h +1 -0
index bd8b5add24..6f82b8d8b5 100644
@@ -155,6 +155,7 @@ enum {
 	PCI_DEVICE_ID_MELLANOX_BLUEFIELD3 = 0Xa2dc,
 	PCI_DEVICE_ID_MELLANOX_CONNECTX8 = 0x1023,
 	PCI_DEVICE_ID_MELLANOX_CONNECTX9 = 0x1025,
+	PCI_DEVICE_ID_MELLANOX_BLUEFIELD4 = 0Xa2df,
 };
 
 /* Maximum number of simultaneous unicast MAC addresses. */
drivers/crypto/mlx5/mlx5_crypto.c +4 -0
index 2699253d87..240e8bb858 100644
@@ -491,6 +491,10 @@ static const struct rte_pci_id mlx5_crypto_pci_id_map[] = {
 			RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
 					PCI_DEVICE_ID_MELLANOX_CONNECTX9)
 		},
+		{
+			RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
+					PCI_DEVICE_ID_MELLANOX_BLUEFIELD4)
+		},
 		{
 			.vendor_id = 0
 		}
drivers/net/mlx5/mlx5.c +4 -0
index 666216c21a..bdb2f57fb7 100644
@@ -3819,6 +3819,10 @@ static const struct rte_pci_id mlx5_pci_id_map[] = {
 		RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
 				PCI_DEVICE_ID_MELLANOX_CONNECTX9)
 	},
+	{
+		RTE_PCI_DEVICE(PCI_VENDOR_ID_MELLANOX,
+				PCI_DEVICE_ID_MELLANOX_BLUEFIELD4)
+	},
 	{
 		.vendor_id = 0
 	}
Signature · 1 line
2.50.1 (Apple Git-155)
Applied
#1 lore raw

11/11/2025 13:16, Raslan Darawsheh:

Quoted 5 lines

This adds the BlueField-4 device ID to the list of supported NVIDIA devices that run the mlx5 drivers. The device is still in development stage.

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

Applied, thanks.