Re: [PATCH net-next V2 08/13] net/mlx5e: psp: Handle HW-decapsulated RX PSP packets
flat view
From: Daniel Zahka <daniel.zahka@gmail.com>
Date: 2026-08-04 17:34:08
Also in:
linux-kselftest, linux-rdma, lkml
On 8/4/26 4:35 AM, Tariq Toukan wrote:
quoted hunk ↗ jump to hunk
#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)
[...]
quoted hunk ↗ jump to hunk
+static inline u8 mlx5e_psp_get_version(struct mlx5_cqe64 *cqe) +{ + return (mlx5e_accel_flow_tag(cqe) & MLX5E_ACCEL_FLOW_TAG_PSP_VER_MASK) >> + MLX5E_ACCEL_FLOW_TAG_PSP_VER_SHIFT; +}
maybe GENMASK()/FIELD_GET() would help deal with this bitfield?