+static void mlx5e_poll_ico_cq(struct mlx5e_cq *cq)
+{
+ struct mlx5_wq_cyc *wq;
+ struct mlx5_cqe64 *cqe;
+ struct mlx5e_sq *sq;
+ u16 sqcc;
+
+ cqe = mlx5e_get_cqe(cq);
+ if (likely(!cqe))
+ return;
+
+ sq = container_of(cq, struct mlx5e_sq, cq);
+ wq = &sq->wq;
+
+ /* sq->cc must be updated only after mlx5_cqwq_update_db_record(),
+ * otherwise a cq overrun may occur
+ */
+ sqcc = sq->cc;
+
+ do {
+ u16 ci = be16_to_cpu(cqe->wqe_counter) & wq->sz_m1;
+ struct mlx5e_ico_wqe_info *icowi = &sq->ico_wqe_info[ci];
+
+ mlx5_cqwq_pop(&cq->wq);
+ sqcc += icowi->num_wqebbs;
+
+ if (unlikely((cqe->op_own >> 4) != MLX5_CQE_REQ)) {
+ WARN_ONCE(true, "mlx5e: Bad OP in ICOSQ CQE: 0x%x\n",
+ cqe->op_own);
+ break;
+ }
+
+ switch (icowi->opcode) {
+ case MLX5_OPCODE_NOP:
+ break;
+ default:
+ WARN_ONCE(true,
+ "mlx5e: Bad OPCODE in ICOSQ WQE info: 0x%x\n",
+ icowi->opcode);
+ }
+
+ } while ((cqe = mlx5e_get_cqe(cq)));
+
+ mlx5_cqwq_update_db_record(&cq->wq);
+
+ /* ensure cq space is freed before enabling more cqes */
+ wmb();
+
+ sq->cc = sqcc;
+}
+