/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
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/*
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* Copyright (c) 2019 Mellanox Technologies. All rights reserved.
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*/
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#ifndef _RDMA_COUNTER_H_
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#define _RDMA_COUNTER_H_
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#include <linux/mutex.h>
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#include <linux/pid_namespace.h>
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#include <rdma/restrack.h>
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#include <rdma/rdma_netlink.h>
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struct ib_device;
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struct ib_qp;
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struct auto_mode_param {
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int qp_type;
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};
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struct rdma_counter_mode {
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enum rdma_nl_counter_mode mode;
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enum rdma_nl_counter_mask mask;
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struct auto_mode_param param;
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};
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struct rdma_port_counter {
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struct rdma_counter_mode mode;
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struct rdma_hw_stats *hstats;
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unsigned int num_counters;
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struct mutex lock;
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};
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struct rdma_counter {
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struct rdma_restrack_entry res;
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struct ib_device *device;
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uint32_t id;
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struct kref kref;
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struct rdma_counter_mode mode;
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struct mutex lock;
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struct rdma_hw_stats *stats;
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u8 port;
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};
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void rdma_counter_init(struct ib_device *dev);
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void rdma_counter_release(struct ib_device *dev);
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int rdma_counter_set_auto_mode(struct ib_device *dev, u8 port,
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bool on, enum rdma_nl_counter_mask mask);
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int rdma_counter_bind_qp_auto(struct ib_qp *qp, u8 port);
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int rdma_counter_unbind_qp(struct ib_qp *qp, bool force);
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int rdma_counter_query_stats(struct rdma_counter *counter);
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u64 rdma_counter_get_hwstat_value(struct ib_device *dev, u8 port, u32 index);
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int rdma_counter_bind_qpn(struct ib_device *dev, u8 port,
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u32 qp_num, u32 counter_id);
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int rdma_counter_bind_qpn_alloc(struct ib_device *dev, u8 port,
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u32 qp_num, u32 *counter_id);
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int rdma_counter_unbind_qpn(struct ib_device *dev, u8 port,
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u32 qp_num, u32 counter_id);
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int rdma_counter_get_mode(struct ib_device *dev, u8 port,
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enum rdma_nl_counter_mode *mode,
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enum rdma_nl_counter_mask *mask);
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#endif /* _RDMA_COUNTER_H_ */
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