net/mlx5e: Support RX multi-packet WQE (Striding RQ)

[cascardo/linux.git] / include / linux / mlx5 / device.h

diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h
index 02ac300..03f8d71 100644 (file)
--- a/include/linux/mlx5/device.h
+++ b/include/linux/mlx5/device.h
@@ -644,7 +644,8 @@ struct mlx5_err_cqe {
 };
 
 struct mlx5_cqe64 {
-       u8              rsvd0[4];
+       u8              rsvd0[2];
+       __be16          wqe_id;
        u8              lro_tcppsh_abort_dupack;
        u8              lro_min_ttl;
        __be16          lro_tcp_win;
@@ -696,6 +697,42 @@ static inline u64 get_cqe_ts(struct mlx5_cqe64 *cqe)
        return (u64)lo | ((u64)hi << 32);
 }
 
+struct mpwrq_cqe_bc {
+       __be16  filler_consumed_strides;
+       __be16  byte_cnt;
+};
+
+static inline u16 mpwrq_get_cqe_byte_cnt(struct mlx5_cqe64 *cqe)
+{
+       struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt;
+
+       return be16_to_cpu(bc->byte_cnt);
+}
+
+static inline u16 mpwrq_get_cqe_bc_consumed_strides(struct mpwrq_cqe_bc *bc)
+{
+       return 0x7fff & be16_to_cpu(bc->filler_consumed_strides);
+}
+
+static inline u16 mpwrq_get_cqe_consumed_strides(struct mlx5_cqe64 *cqe)
+{
+       struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt;
+
+       return mpwrq_get_cqe_bc_consumed_strides(bc);
+}
+
+static inline bool mpwrq_is_filler_cqe(struct mlx5_cqe64 *cqe)
+{
+       struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt;
+
+       return 0x8000 & be16_to_cpu(bc->filler_consumed_strides);
+}
+
+static inline u16 mpwrq_get_cqe_stride_index(struct mlx5_cqe64 *cqe)
+{
+       return be16_to_cpu(cqe->wqe_counter);
+}
+
 enum {
        CQE_L4_HDR_TYPE_NONE                    = 0x0,
        CQE_L4_HDR_TYPE_TCP_NO_ACK              = 0x1,
@@ -1236,6 +1273,8 @@ enum mlx5_cap_type {
        MLX5_CAP_FLOW_TABLE,
        MLX5_CAP_ESWITCH_FLOW_TABLE,
        MLX5_CAP_ESWITCH,
+       MLX5_CAP_RESERVED,
+       MLX5_CAP_VECTOR_CALC,
        /* NUM OF CAP Types */
        MLX5_CAP_NUM
 };
@@ -1298,6 +1337,10 @@ enum mlx5_cap_type {
 #define MLX5_CAP_ODP(mdev, cap)\
        MLX5_GET(odp_cap, mdev->hca_caps_cur[MLX5_CAP_ODP], cap)
 
+#define MLX5_CAP_VECTOR_CALC(mdev, cap) \
+       MLX5_GET(vector_calc_cap, \
+                mdev->hca_caps_cur[MLX5_CAP_VECTOR_CALC], cap)
+
 enum {
        MLX5_CMD_STAT_OK                        = 0x0,
        MLX5_CMD_STAT_INT_ERR                   = 0x1,