コード例 #1
0
ファイル: wq.c プロジェクト: 513855417/linux
int mlx5_wq_cyc_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,
		       void *wqc, struct mlx5_wq_cyc *wq,
		       struct mlx5_wq_ctrl *wq_ctrl)
{
	int err;

	wq->log_stride = MLX5_GET(wq, wqc, log_wq_stride);
	wq->sz_m1 = (1 << MLX5_GET(wq, wqc, log_wq_sz)) - 1;

	err = mlx5_db_alloc_node(mdev, &wq_ctrl->db, param->db_numa_node);
	if (err) {
		mlx5_core_warn(mdev, "mlx5_db_alloc_node() failed, %d\n", err);
		return err;
	}

	err = mlx5_buf_alloc_node(mdev, mlx5_wq_cyc_get_byte_size(wq),
				  &wq_ctrl->buf, param->buf_numa_node);
	if (err) {
		mlx5_core_warn(mdev, "mlx5_buf_alloc_node() failed, %d\n", err);
		goto err_db_free;
	}

	wq->buf = wq_ctrl->buf.direct.buf;
	wq->db  = wq_ctrl->db.db;

	wq_ctrl->mdev = mdev;

	return 0;

err_db_free:
	mlx5_db_free(mdev, &wq_ctrl->db);

	return err;
}
コード例 #2
0
ファイル: wq.c プロジェクト: ANLAB-KAIST/mlnx-en
int mlx5_wq_ll_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,
		      void *wqc, struct mlx5_wq_ll *wq,
		      struct mlx5_wq_ctrl *wq_ctrl)
{
	struct mlx5_wqe_srq_next_seg *next_seg;
	int max_direct = param->linear ? INT_MAX : 0;
	int err;
	int i;

	wq->log_stride = MLX5_GET(wq, wqc, log_wq_stride);
	wq->sz_m1 = (1 << MLX5_GET(wq, wqc, log_wq_sz)) - 1;

	err = mlx5_db_alloc_node(mdev, &wq_ctrl->db, param->db_numa_node);
	if (err) {
		mlx5_core_warn(mdev, "mlx5_db_alloc() failed, %d\n", err);
		return err;
	}

	err = mlx5_buf_alloc_node(mdev, mlx5_wq_ll_get_byte_size(wq),
				  max_direct, &wq_ctrl->buf,
				  param->buf_numa_node);
	if (err) {
		mlx5_core_warn(mdev, "mlx5_buf_alloc() failed, %d\n", err);
		goto err_db_free;
	}

	wq->buf = wq_ctrl->buf.direct.buf;
	wq->db  = wq_ctrl->db.db;

	for (i = 0; i < wq->sz_m1; i++) {
		next_seg = mlx5_wq_ll_get_wqe(wq, i);
		next_seg->next_wqe_index = cpu_to_be16(i + 1);
	}
	next_seg = mlx5_wq_ll_get_wqe(wq, i);
	wq->tail_next = &next_seg->next_wqe_index;

	wq_ctrl->mdev = mdev;

	return 0;

err_db_free:
	mlx5_db_free(mdev, &wq_ctrl->db);

	return err;
}
コード例 #3
0
ファイル: wq.c プロジェクト: ANLAB-KAIST/mlnx-en
int mlx5_cqwq_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,
		     void *cqc, struct mlx5_cqwq *wq,
		     struct mlx5_wq_ctrl *wq_ctrl)
{
	int max_direct = param->linear ? INT_MAX : 0;
	int err;

	wq->log_stride = 6 + MLX5_GET(cqc, cqc, cqe_sz);
	wq->log_sz = MLX5_GET(cqc, cqc, log_cq_size);
	wq->sz_m1 = (1 << wq->log_sz) - 1;

	err = mlx5_db_alloc_node(mdev, &wq_ctrl->db, param->db_numa_node);
	if (err) {
		mlx5_core_warn(mdev, "mlx5_db_alloc() failed, %d\n", err);
		return err;
	}

	err = mlx5_buf_alloc_node(mdev, mlx5_cqwq_get_byte_size(wq),
				  max_direct, &wq_ctrl->buf,
				  param->buf_numa_node);
	if (err) {
		mlx5_core_warn(mdev, "mlx5_buf_alloc() failed, %d\n", err);
		goto err_db_free;
	}

	wq->buf = wq_ctrl->buf.direct.buf;
	wq->db  = wq_ctrl->db.db;

	wq_ctrl->mdev = mdev;

	return 0;

err_db_free:
	mlx5_db_free(mdev, &wq_ctrl->db);

	return err;
}
コード例 #4
0
ファイル: alloc.c プロジェクト: 020gzh/linux
int mlx5_buf_alloc(struct mlx5_core_dev *dev, int size, struct mlx5_buf *buf)
{
	return mlx5_buf_alloc_node(dev, size, buf, dev->priv.numa_node);
}