#include "mlx5_core.h"
#include "lib/eq.h"
#include "lib/tout.h"
+#define CREATE_TRACE_POINTS
+#include "diag/cmd_tracepoint.h"
enum {
CMD_IF_REV = 5,
static void cmd_status_print(struct mlx5_core_dev *dev, void *in, void *out)
{
u16 opcode, op_mod;
- u32 syndrome;
- u8 status;
u16 uid;
- int err;
-
- syndrome = MLX5_GET(mbox_out, out, syndrome);
- status = MLX5_GET(mbox_out, out, status);
opcode = MLX5_GET(mbox_in, in, opcode);
op_mod = MLX5_GET(mbox_in, in, op_mod);
uid = MLX5_GET(mbox_in, in, uid);
- err = cmd_status_to_err(status);
-
if (!uid && opcode != MLX5_CMD_OP_DESTROY_MKEY)
mlx5_cmd_out_err(dev, opcode, op_mod, out);
- else
- mlx5_core_dbg(dev,
- "%s(0x%x) op_mod(0x%x) uid(%d) failed, status %s(0x%x), syndrome (0x%x), err(%d)\n",
- mlx5_command_str(opcode), opcode, op_mod, uid,
- cmd_status_str(status), status, syndrome, err);
}
int mlx5_cmd_check(struct mlx5_core_dev *dev, int err, void *in, void *out)
return err;
}
+static void mlx5_cmd_err_trace(struct mlx5_core_dev *dev, u16 opcode, u16 op_mod, void *out)
+{
+ u32 syndrome = MLX5_GET(mbox_out, out, syndrome);
+ u8 status = MLX5_GET(mbox_out, out, status);
+
+ trace_mlx5_cmd(mlx5_command_str(opcode), opcode, op_mod,
+ cmd_status_str(status), status, syndrome,
+ cmd_status_to_err(status));
+}
+
static void cmd_status_log(struct mlx5_core_dev *dev, u16 opcode, u8 status,
u32 syndrome, int err)
{
}
/* preserve -EREMOTEIO for outbox.status != OK, otherwise return err as is */
-static int cmd_status_err(struct mlx5_core_dev *dev, int err, u16 opcode, void *out)
+static int cmd_status_err(struct mlx5_core_dev *dev, int err, u16 opcode, u16 op_mod, void *out)
{
u32 syndrome = MLX5_GET(mbox_out, out, syndrome);
u8 status = MLX5_GET(mbox_out, out, status);
if (err == -EREMOTEIO) /* -EREMOTEIO is preserved */
err = -EIO;
- if (!err && status != MLX5_CMD_STAT_OK)
+ if (!err && status != MLX5_CMD_STAT_OK) {
err = -EREMOTEIO;
+ mlx5_cmd_err_trace(dev, opcode, op_mod, out);
+ }
cmd_status_log(dev, opcode, status, syndrome, err);
return err;
{
int err = cmd_exec(dev, in, in_size, out, out_size, NULL, NULL, false);
u16 opcode = MLX5_GET(mbox_in, in, opcode);
+ u16 op_mod = MLX5_GET(mbox_in, in, op_mod);
- err = cmd_status_err(dev, err, opcode, out);
- return err;
+ return cmd_status_err(dev, err, opcode, op_mod, out);
}
EXPORT_SYMBOL(mlx5_cmd_do);
{
int err = cmd_exec(dev, in, in_size, out, out_size, NULL, NULL, true);
u16 opcode = MLX5_GET(mbox_in, in, opcode);
+ u16 op_mod = MLX5_GET(mbox_in, in, op_mod);
- err = cmd_status_err(dev, err, opcode, out);
+ err = cmd_status_err(dev, err, opcode, op_mod, out);
return mlx5_cmd_check(dev, err, in, out);
}
EXPORT_SYMBOL(mlx5_cmd_exec_polling);
struct mlx5_async_ctx *ctx;
ctx = work->ctx;
- status = cmd_status_err(ctx->dev, status, work->opcode, work->out);
+ status = cmd_status_err(ctx->dev, status, work->opcode, work->op_mod, work->out);
work->user_callback(status, work);
if (atomic_dec_and_test(&ctx->num_inflight))
complete(&ctx->inflight_done);
work->ctx = ctx;
work->user_callback = callback;
work->opcode = MLX5_GET(mbox_in, in, opcode);
+ work->op_mod = MLX5_GET(mbox_in, in, op_mod);
work->out = out;
if (WARN_ON(!atomic_inc_not_zero(&ctx->num_inflight)))
return -EIO;
--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
+/* Copyright (c) 2022, NVIDIA CORPORATION & AFFILIATES. All rights reserved. */
+
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM mlx5
+
+#if !defined(_MLX5_CMD_TP_H_) || defined(TRACE_HEADER_MULTI_READ)
+#define _MLX5_CMD_TP_H_
+
+#include <linux/tracepoint.h>
+#include <linux/trace_seq.h>
+
+TRACE_EVENT(mlx5_cmd,
+ TP_PROTO(const char *command_str, u16 opcode, u16 op_mod,
+ const char *status_str, u8 status, u32 syndrome, int err),
+ TP_ARGS(command_str, opcode, op_mod, status_str, status, syndrome, err),
+ TP_STRUCT__entry(__string(command_str, command_str)
+ __field(u16, opcode)
+ __field(u16, op_mod)
+ __string(status_str, status_str)
+ __field(u8, status)
+ __field(u32, syndrome)
+ __field(int, err)
+ ),
+ TP_fast_assign(__assign_str(command_str, command_str);
+ __entry->opcode = opcode;
+ __entry->op_mod = op_mod;
+ __assign_str(status_str, status_str);
+ __entry->status = status;
+ __entry->syndrome = syndrome;
+ __entry->err = err;
+ ),
+ TP_printk("%s(0x%x) op_mod(0x%x) failed, status %s(0x%x), syndrome (0x%x), err(%d)",
+ __get_str(command_str), __entry->opcode, __entry->op_mod,
+ __get_str(status_str), __entry->status, __entry->syndrome,
+ __entry->err)
+);
+
+#endif /* _MLX5_CMD_TP_H_ */
+
+#undef TRACE_INCLUDE_PATH
+#define TRACE_INCLUDE_PATH ./diag
+#undef TRACE_INCLUDE_FILE
+#define TRACE_INCLUDE_FILE cmd_tracepoint
+#include <trace/define_trace.h>