Re: [PATCH net-next V2 08/13] net/mlx5e: psp: Handle HW-decapsulated RX PSP packets
From: Daniel Zahka
Date: Tue Aug 04 2026 - 13:42:32 EST
On 8/4/26 4:35 AM, Tariq Toukan wrote:
#define MLX5E_ACCEL_FLOW_TAG_PROTO_MASK GENMASK(23, 21)
@@ -25,6 +27,10 @@
#define MLX5E_ACCEL_FLOW_TAG_PROTO_IPSEC (1 << 21)
#define MLX5E_ACCEL_FLOW_TAG_PROTO_MACSEC (2 << 21)
#define MLX5E_ACCEL_FLOW_TAG_PROTO_PSP (3 << 21)
+#define MLX5E_ACCEL_FLOW_TAG_PROTO_PSP_DECAP (4 << 21)
+
+#define MLX5E_ACCEL_FLOW_TAG_PSP_VER_SHIFT 17
+#define MLX5E_ACCEL_FLOW_TAG_PSP_VER_MASK (0xF << MLX5E_ACCEL_FLOW_TAG_PSP_VER_SHIFT)
[...]
+static inline u8 mlx5e_psp_get_version(struct mlx5_cqe64 *cqe)maybe GENMASK()/FIELD_GET() would help deal with this bitfield?
+{
+ return (mlx5e_accel_flow_tag(cqe) & MLX5E_ACCEL_FLOW_TAG_PSP_VER_MASK) >>
+ MLX5E_ACCEL_FLOW_TAG_PSP_VER_SHIFT;
+}