Adding upstream version 6.1.76.upstream/6.1.76upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 209 insertions, 0 deletions

diff --git a/drivers/net/ethernet/intel/i40e/i40e_trace.h b/drivers/net/ethernet/intel/i40e/i40e_trace.h
new file mode 100644
index 000000000..b5b122999
--- /dev/null
+++ b/drivers/net/ethernet/intel/i40e/i40e_trace.h
@@ -0,0 +1,209 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Copyright(c) 2013 - 2018 Intel Corporation. */
+
+/* Modeled on trace-events-sample.h */
+
+/* The trace subsystem name for i40e will be "i40e".
+ *
+ * This file is named i40e_trace.h.
+ *
+ * Since this include file's name is different from the trace
+ * subsystem name, we'll have to define TRACE_INCLUDE_FILE at the end
+ * of this file.
+ */
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM i40e
+
+/* See trace-events-sample.h for a detailed description of why this
+ * guard clause is different from most normal include files.
+ */
+#if !defined(_I40E_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
+#define _I40E_TRACE_H_
+
+#include <linux/tracepoint.h>
+
+/*
+ * i40e_trace() macro enables shared code to refer to trace points
+ * like:
+ *
+ * trace_i40e{,vf}_example(args...)
+ *
+ * ... as:
+ *
+ * i40e_trace(example, args...)
+ *
+ * ... to resolve to the PF or VF version of the tracepoint without
+ * ifdefs, and to allow tracepoints to be disabled entirely at build
+ * time.
+ *
+ * Trace point should always be referred to in the driver via this
+ * macro.
+ *
+ * Similarly, i40e_trace_enabled(trace_name) wraps references to
+ * trace_i40e{,vf}_<trace_name>_enabled() functions.
+ */
+#define _I40E_TRACE_NAME(trace_name) (trace_ ## i40e ## _ ## trace_name)
+#define I40E_TRACE_NAME(trace_name) _I40E_TRACE_NAME(trace_name)
+
+#define i40e_trace(trace_name, args...) I40E_TRACE_NAME(trace_name)(args)
+
+#define i40e_trace_enabled(trace_name) I40E_TRACE_NAME(trace_name##_enabled)()
+
+/* Events common to PF and VF. Corresponding versions will be defined
+ * for both, named trace_i40e_* and trace_i40evf_*. The i40e_trace()
+ * macro above will select the right trace point name for the driver
+ * being built from shared code.
+ */
+
+/* Events related to a vsi & ring */
+DECLARE_EVENT_CLASS(
+	i40e_tx_template,
+
+	TP_PROTO(struct i40e_ring *ring,
+		 struct i40e_tx_desc *desc,
+		 struct i40e_tx_buffer *buf),
+
+	TP_ARGS(ring, desc, buf),
+
+	/* The convention here is to make the first fields in the
+	 * TP_STRUCT match the TP_PROTO exactly. This enables the use
+	 * of the args struct generated by the tplist tool (from the
+	 * bcc-tools package) to be used for those fields. To access
+	 * fields other than the tracepoint args will require the
+	 * tplist output to be adjusted.
+	 */
+	TP_STRUCT__entry(
+		__field(void*, ring)
+		__field(void*, desc)
+		__field(void*, buf)
+		__string(devname, ring->netdev->name)
+	),
+
+	TP_fast_assign(
+		__entry->ring = ring;
+		__entry->desc = desc;
+		__entry->buf = buf;
+		__assign_str(devname, ring->netdev->name);
+	),
+
+	TP_printk(
+		"netdev: %s ring: %p desc: %p buf %p",
+		__get_str(devname), __entry->ring,
+		__entry->desc, __entry->buf)
+);
+
+DEFINE_EVENT(
+	i40e_tx_template, i40e_clean_tx_irq,
+	TP_PROTO(struct i40e_ring *ring,
+		 struct i40e_tx_desc *desc,
+		 struct i40e_tx_buffer *buf),
+
+	TP_ARGS(ring, desc, buf));
+
+DEFINE_EVENT(
+	i40e_tx_template, i40e_clean_tx_irq_unmap,
+	TP_PROTO(struct i40e_ring *ring,
+		 struct i40e_tx_desc *desc,
+		 struct i40e_tx_buffer *buf),
+
+	TP_ARGS(ring, desc, buf));
+
+DECLARE_EVENT_CLASS(
+	i40e_rx_template,
+
+	TP_PROTO(struct i40e_ring *ring,
+		 union i40e_16byte_rx_desc *desc,
+		 struct sk_buff *skb),
+
+	TP_ARGS(ring, desc, skb),
+
+	TP_STRUCT__entry(
+		__field(void*, ring)
+		__field(void*, desc)
+		__field(void*, skb)
+		__string(devname, ring->netdev->name)
+	),
+
+	TP_fast_assign(
+		__entry->ring = ring;
+		__entry->desc = desc;
+		__entry->skb = skb;
+		__assign_str(devname, ring->netdev->name);
+	),
+
+	TP_printk(
+		"netdev: %s ring: %p desc: %p skb %p",
+		__get_str(devname), __entry->ring,
+		__entry->desc, __entry->skb)
+);
+
+DEFINE_EVENT(
+	i40e_rx_template, i40e_clean_rx_irq,
+	TP_PROTO(struct i40e_ring *ring,
+		 union i40e_16byte_rx_desc *desc,
+		 struct sk_buff *skb),
+
+	TP_ARGS(ring, desc, skb));
+
+DEFINE_EVENT(
+	i40e_rx_template, i40e_clean_rx_irq_rx,
+	TP_PROTO(struct i40e_ring *ring,
+		 union i40e_16byte_rx_desc *desc,
+		 struct sk_buff *skb),
+
+	TP_ARGS(ring, desc, skb));
+
+DECLARE_EVENT_CLASS(
+	i40e_xmit_template,
+
+	TP_PROTO(struct sk_buff *skb,
+		 struct i40e_ring *ring),
+
+	TP_ARGS(skb, ring),
+
+	TP_STRUCT__entry(
+		__field(void*, skb)
+		__field(void*, ring)
+		__string(devname, ring->netdev->name)
+	),
+
+	TP_fast_assign(
+		__entry->skb = skb;
+		__entry->ring = ring;
+		__assign_str(devname, ring->netdev->name);
+	),
+
+	TP_printk(
+		"netdev: %s skb: %p ring: %p",
+		__get_str(devname), __entry->skb,
+		__entry->ring)
+);
+
+DEFINE_EVENT(
+	i40e_xmit_template, i40e_xmit_frame_ring,
+	TP_PROTO(struct sk_buff *skb,
+		 struct i40e_ring *ring),
+
+	TP_ARGS(skb, ring));
+
+DEFINE_EVENT(
+	i40e_xmit_template, i40e_xmit_frame_ring_drop,
+	TP_PROTO(struct sk_buff *skb,
+		 struct i40e_ring *ring),
+
+	TP_ARGS(skb, ring));
+
+/* Events unique to the PF. */
+
+#endif /* _I40E_TRACE_H_ */
+/* This must be outside ifdef _I40E_TRACE_H */
+
+/* This trace include file is not located in the .../include/trace
+ * with the kernel tracepoint definitions, because we're a loadable
+ * module.
+ */
+#undef TRACE_INCLUDE_PATH
+#define TRACE_INCLUDE_PATH .
+#undef TRACE_INCLUDE_FILE
+#define TRACE_INCLUDE_FILE i40e_trace
+#include <trace/define_trace.h>