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Commit 45842fc6 authored by Mark Zhang's avatar Mark Zhang Committed by Jason Gunthorpe
Browse files

IB/mlx5: Support statistic q counter configuration 



Add support for ib callbacks counter_bind_qp(), counter_unbind_qp() and
counter_dealloc().

Signed-off-by: default avatarMark Zhang <markz@mellanox.com>
Reviewed-by: default avatarMajd Dibbiny <majd@mellanox.com>
Signed-off-by: default avatarLeon Romanovsky <leonro@mellanox.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@mellanox.com>
parent 318d535c

drivers/infiniband/hw/mlx5/main.c

+44 −0
Original line number Diff line number Diff line
@@ -5586,6 +5586,47 @@ static int mlx5_ib_get_hw_stats(struct ib_device *ibdev, 
	return num_counters;

}



static int mlx5_ib_counter_bind_qp(struct rdma_counter *counter,

				   struct ib_qp *qp)

{

	struct mlx5_ib_dev *dev = to_mdev(qp->device);

	u16 cnt_set_id = 0;

	int err;



	if (!counter->id) {

		err = mlx5_cmd_alloc_q_counter(dev->mdev,

					       &cnt_set_id,

					       MLX5_SHARED_RESOURCE_UID);

		if (err)

			return err;

		counter->id = cnt_set_id;

	}



	err = mlx5_ib_qp_set_counter(qp, counter);

	if (err)

		goto fail_set_counter;



	return 0;



fail_set_counter:

	mlx5_core_dealloc_q_counter(dev->mdev, cnt_set_id);

	counter->id = 0;



	return err;

}



static int mlx5_ib_counter_unbind_qp(struct ib_qp *qp)

{

	return mlx5_ib_qp_set_counter(qp, NULL);

}



static int mlx5_ib_counter_dealloc(struct rdma_counter *counter)

{

	struct mlx5_ib_dev *dev = to_mdev(counter->device);



	return mlx5_core_dealloc_q_counter(dev->mdev, counter->id);

}



static int mlx5_ib_rn_get_params(struct ib_device *device, u8 port_num,

				 enum rdma_netdev_t type,

				 struct rdma_netdev_alloc_params *params)
@@ -6509,6 +6550,9 @@ static void mlx5_ib_stage_odp_cleanup(struct mlx5_ib_dev *dev) 
static const struct ib_device_ops mlx5_ib_dev_hw_stats_ops = {

	.alloc_hw_stats = mlx5_ib_alloc_hw_stats,

	.get_hw_stats = mlx5_ib_get_hw_stats,

	.counter_bind_qp = mlx5_ib_counter_bind_qp,

	.counter_unbind_qp = mlx5_ib_counter_unbind_qp,

	.counter_dealloc = mlx5_ib_counter_dealloc,

};



static int mlx5_ib_stage_counters_init(struct mlx5_ib_dev *dev)