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-rw-r--r--include/rdma/rdma_counter.h65
1 files changed, 65 insertions, 0 deletions
diff --git a/include/rdma/rdma_counter.h b/include/rdma/rdma_counter.h
new file mode 100644
index 000000000..eb99856e8
--- /dev/null
+++ b/include/rdma/rdma_counter.h
@@ -0,0 +1,65 @@
+/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
+/*
+ * Copyright (c) 2019 Mellanox Technologies. All rights reserved.
+ */
+
+#ifndef _RDMA_COUNTER_H_
+#define _RDMA_COUNTER_H_
+
+#include <linux/mutex.h>
+#include <linux/pid_namespace.h>
+
+#include <rdma/restrack.h>
+#include <rdma/rdma_netlink.h>
+
+struct ib_device;
+struct ib_qp;
+
+struct auto_mode_param {
+ int qp_type;
+};
+
+struct rdma_counter_mode {
+ enum rdma_nl_counter_mode mode;
+ enum rdma_nl_counter_mask mask;
+ struct auto_mode_param param;
+};
+
+struct rdma_port_counter {
+ struct rdma_counter_mode mode;
+ struct rdma_hw_stats *hstats;
+ unsigned int num_counters;
+ struct mutex lock;
+};
+
+struct rdma_counter {
+ struct rdma_restrack_entry res;
+ struct ib_device *device;
+ uint32_t id;
+ struct kref kref;
+ struct rdma_counter_mode mode;
+ struct mutex lock;
+ struct rdma_hw_stats *stats;
+ u8 port;
+};
+
+void rdma_counter_init(struct ib_device *dev);
+void rdma_counter_release(struct ib_device *dev);
+int rdma_counter_set_auto_mode(struct ib_device *dev, u8 port,
+ bool on, enum rdma_nl_counter_mask mask);
+int rdma_counter_bind_qp_auto(struct ib_qp *qp, u8 port);
+int rdma_counter_unbind_qp(struct ib_qp *qp, bool force);
+
+int rdma_counter_query_stats(struct rdma_counter *counter);
+u64 rdma_counter_get_hwstat_value(struct ib_device *dev, u8 port, u32 index);
+int rdma_counter_bind_qpn(struct ib_device *dev, u8 port,
+ u32 qp_num, u32 counter_id);
+int rdma_counter_bind_qpn_alloc(struct ib_device *dev, u8 port,
+ u32 qp_num, u32 *counter_id);
+int rdma_counter_unbind_qpn(struct ib_device *dev, u8 port,
+ u32 qp_num, u32 counter_id);
+int rdma_counter_get_mode(struct ib_device *dev, u8 port,
+ enum rdma_nl_counter_mode *mode,
+ enum rdma_nl_counter_mask *mask);
+
+#endif /* _RDMA_COUNTER_H_ */