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f758652703
These are useful when debugging various performance issues. Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com> Acked-by: Yehezkel Bernat <YehezkelShB@gmail.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
142 lines
3.7 KiB
C
142 lines
3.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Tracepoints for Thunderbolt/USB4 networking driver
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*
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* Copyright (C) 2023, Intel Corporation
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* Author: Mika Westerberg <mika.westerberg@linux.intel.com>
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*/
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM thunderbolt_net
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#if !defined(__TRACE_THUNDERBOLT_NET_H) || defined(TRACE_HEADER_MULTI_READ)
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#define __TRACE_THUNDERBOLT_NET_H
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#include <linux/dma-direction.h>
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#include <linux/skbuff.h>
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#include <linux/tracepoint.h>
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#define DMA_DATA_DIRECTION_NAMES \
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{ DMA_BIDIRECTIONAL, "DMA_BIDIRECTIONAL" }, \
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{ DMA_TO_DEVICE, "DMA_TO_DEVICE" }, \
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{ DMA_FROM_DEVICE, "DMA_FROM_DEVICE" }, \
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{ DMA_NONE, "DMA_NONE" }
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DECLARE_EVENT_CLASS(tbnet_frame,
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TP_PROTO(unsigned int index, const void *page, dma_addr_t phys,
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enum dma_data_direction dir),
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TP_ARGS(index, page, phys, dir),
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TP_STRUCT__entry(
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__field(unsigned int, index)
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__field(const void *, page)
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__field(dma_addr_t, phys)
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__field(enum dma_data_direction, dir)
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),
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TP_fast_assign(
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__entry->index = index;
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__entry->page = page;
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__entry->phys = phys;
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__entry->dir = dir;
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),
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TP_printk("index=%u page=%p phys=%pad dir=%s",
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__entry->index, __entry->page, &__entry->phys,
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__print_symbolic(__entry->dir, DMA_DATA_DIRECTION_NAMES))
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);
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DEFINE_EVENT(tbnet_frame, tbnet_alloc_rx_frame,
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TP_PROTO(unsigned int index, const void *page, dma_addr_t phys,
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enum dma_data_direction dir),
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TP_ARGS(index, page, phys, dir)
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);
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DEFINE_EVENT(tbnet_frame, tbnet_alloc_tx_frame,
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TP_PROTO(unsigned int index, const void *page, dma_addr_t phys,
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enum dma_data_direction dir),
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TP_ARGS(index, page, phys, dir)
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);
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DEFINE_EVENT(tbnet_frame, tbnet_free_frame,
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TP_PROTO(unsigned int index, const void *page, dma_addr_t phys,
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enum dma_data_direction dir),
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TP_ARGS(index, page, phys, dir)
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);
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DECLARE_EVENT_CLASS(tbnet_ip_frame,
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TP_PROTO(__le32 size, __le16 id, __le16 index, __le32 count),
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TP_ARGS(size, id, index, count),
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TP_STRUCT__entry(
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__field(u32, size)
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__field(u16, id)
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__field(u16, index)
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__field(u32, count)
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),
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TP_fast_assign(
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__entry->size = le32_to_cpu(size);
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__entry->id = le16_to_cpu(id);
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__entry->index = le16_to_cpu(index);
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__entry->count = le32_to_cpu(count);
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),
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TP_printk("id=%u size=%u index=%u count=%u",
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__entry->id, __entry->size, __entry->index, __entry->count)
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);
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DEFINE_EVENT(tbnet_ip_frame, tbnet_rx_ip_frame,
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TP_PROTO(__le32 size, __le16 id, __le16 index, __le32 count),
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TP_ARGS(size, id, index, count)
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);
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DEFINE_EVENT(tbnet_ip_frame, tbnet_invalid_rx_ip_frame,
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TP_PROTO(__le32 size, __le16 id, __le16 index, __le32 count),
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TP_ARGS(size, id, index, count)
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);
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DEFINE_EVENT(tbnet_ip_frame, tbnet_tx_ip_frame,
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TP_PROTO(__le32 size, __le16 id, __le16 index, __le32 count),
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TP_ARGS(size, id, index, count)
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);
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DECLARE_EVENT_CLASS(tbnet_skb,
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TP_PROTO(const struct sk_buff *skb),
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TP_ARGS(skb),
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TP_STRUCT__entry(
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__field(const void *, addr)
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__field(unsigned int, len)
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__field(unsigned int, data_len)
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__field(unsigned int, nr_frags)
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),
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TP_fast_assign(
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__entry->addr = skb;
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__entry->len = skb->len;
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__entry->data_len = skb->data_len;
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__entry->nr_frags = skb_shinfo(skb)->nr_frags;
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),
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TP_printk("skb=%p len=%u data_len=%u nr_frags=%u",
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__entry->addr, __entry->len, __entry->data_len,
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__entry->nr_frags)
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);
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DEFINE_EVENT(tbnet_skb, tbnet_rx_skb,
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TP_PROTO(const struct sk_buff *skb),
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TP_ARGS(skb)
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);
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DEFINE_EVENT(tbnet_skb, tbnet_tx_skb,
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TP_PROTO(const struct sk_buff *skb),
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TP_ARGS(skb)
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);
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DEFINE_EVENT(tbnet_skb, tbnet_consume_skb,
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TP_PROTO(const struct sk_buff *skb),
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TP_ARGS(skb)
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);
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#endif /* _TRACE_THUNDERBOLT_NET_H */
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#undef TRACE_INCLUDE_PATH
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#define TRACE_INCLUDE_PATH .
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#undef TRACE_INCLUDE_FILE
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#define TRACE_INCLUDE_FILE trace
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#include <trace/define_trace.h>
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