LXR linux/drivers/net/ethernet/hisilicon/hns3/hns3

   1/* SPDX-License-Identifier: GPL-2.0+ */
   2/* Copyright (c) 2018-2019 Hisilicon Limited. */
   3
   4/* This must be outside ifdef _HNS3_TRACE_H */
   5#undef TRACE_SYSTEM
   6#define TRACE_SYSTEM hns3
   7
   8#if !defined(_HNS3_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
   9#define _HNS3_TRACE_H_
  10
  11#include <linux/tracepoint.h>
  12
  13#define DESC_NR         (sizeof(struct hns3_desc) / sizeof(u32))
  14
  15DECLARE_EVENT_CLASS(hns3_skb_template,
  16        TP_PROTO(struct sk_buff *skb),
  17        TP_ARGS(skb),
  18
  19        TP_STRUCT__entry(
  20                __field(unsigned int, headlen)
  21                __field(unsigned int, len)
  22                __field(__u8, nr_frags)
  23                __field(__u8, ip_summed)
  24                __field(unsigned int, hdr_len)
  25                __field(unsigned short, gso_size)
  26                __field(unsigned short, gso_segs)
  27                __field(unsigned int, gso_type)
  28                __field(bool, fraglist)
  29                __array(__u32, size, MAX_SKB_FRAGS)
  30        ),
  31
  32        TP_fast_assign(
  33                __entry->headlen = skb_headlen(skb);
  34                __entry->len = skb->len;
  35                __entry->nr_frags = skb_shinfo(skb)->nr_frags;
  36                __entry->gso_size = skb_shinfo(skb)->gso_size;
  37                __entry->gso_segs = skb_shinfo(skb)->gso_segs;
  38                __entry->gso_type = skb_shinfo(skb)->gso_type;
  39                __entry->hdr_len = skb->encapsulation ?
  40                skb_inner_transport_offset(skb) + inner_tcp_hdrlen(skb) :
  41                skb_transport_offset(skb) + tcp_hdrlen(skb);
  42                __entry->ip_summed = skb->ip_summed;
  43                __entry->fraglist = skb_has_frag_list(skb);
  44                hns3_shinfo_pack(skb_shinfo(skb), __entry->size);
  45        ),
  46
  47        TP_printk(
  48                "len: %u, %u, %u, cs: %u, gso: %u, %u, %x, frag(%d %u): %s",
  49                __entry->headlen, __entry->len, __entry->hdr_len,
  50                __entry->ip_summed, __entry->gso_size, __entry->gso_segs,
  51                __entry->gso_type, __entry->fraglist, __entry->nr_frags,
  52                __print_array(__entry->size, MAX_SKB_FRAGS, sizeof(__u32))
  53        )
  54);
  55
  56DEFINE_EVENT(hns3_skb_template, hns3_over_max_bd,
  57        TP_PROTO(struct sk_buff *skb),
  58        TP_ARGS(skb));
  59
  60DEFINE_EVENT(hns3_skb_template, hns3_gro,
  61        TP_PROTO(struct sk_buff *skb),
  62        TP_ARGS(skb));
  63
  64DEFINE_EVENT(hns3_skb_template, hns3_tso,
  65        TP_PROTO(struct sk_buff *skb),
  66        TP_ARGS(skb));
  67
  68TRACE_EVENT(hns3_tx_desc,
  69        TP_PROTO(struct hns3_enet_ring *ring, int cur_ntu),
  70        TP_ARGS(ring, cur_ntu),
  71
  72        TP_STRUCT__entry(
  73                __field(int, index)
  74                __field(int, ntu)
  75                __field(int, ntc)
  76                __field(dma_addr_t, desc_dma)
  77                __array(u32, desc, DESC_NR)
  78                __string(devname, ring->tqp->handle->kinfo.netdev->name)
  79        ),
  80
  81        TP_fast_assign(
  82                __entry->index = ring->tqp->tqp_index;
  83                __entry->ntu = ring->next_to_use;
  84                __entry->ntc = ring->next_to_clean;
  85                __entry->desc_dma = ring->desc_dma_addr,
  86                memcpy(__entry->desc, &ring->desc[cur_ntu],
  87                       sizeof(struct hns3_desc));
  88                __assign_str(devname, ring->tqp->handle->kinfo.netdev->name);
  89        ),
  90
  91        TP_printk(
  92                "%s-%d-%d/%d desc(%pad): %s",
  93                __get_str(devname), __entry->index, __entry->ntu,
  94                __entry->ntc, &__entry->desc_dma,
  95                __print_array(__entry->desc, DESC_NR, sizeof(u32))
  96        )
  97);
  98
  99TRACE_EVENT(hns3_rx_desc,
 100        TP_PROTO(struct hns3_enet_ring *ring),
 101        TP_ARGS(ring),
 102
 103        TP_STRUCT__entry(
 104                __field(int, index)
 105                __field(int, ntu)
 106                __field(int, ntc)
 107                __field(dma_addr_t, desc_dma)
 108                __field(dma_addr_t, buf_dma)
 109                __array(u32, desc, DESC_NR)
 110                __string(devname, ring->tqp->handle->kinfo.netdev->name)
 111        ),
 112
 113        TP_fast_assign(
 114                __entry->index = ring->tqp->tqp_index;
 115                __entry->ntu = ring->next_to_use;
 116                __entry->ntc = ring->next_to_clean;
 117                __entry->desc_dma = ring->desc_dma_addr;
 118                __entry->buf_dma = ring->desc_cb[ring->next_to_clean].dma;
 119                memcpy(__entry->desc, &ring->desc[ring->next_to_clean],
 120                       sizeof(struct hns3_desc));
 121                __assign_str(devname, ring->tqp->handle->kinfo.netdev->name);
 122        ),
 123
 124        TP_printk(
 125                "%s-%d-%d/%d desc(%pad) buf(%pad): %s",
 126                __get_str(devname), __entry->index, __entry->ntu,
 127                __entry->ntc, &__entry->desc_dma, &__entry->buf_dma,
 128                __print_array(__entry->desc, DESC_NR, sizeof(u32))
 129        )
 130);
 131
 132#endif /* _HNS3_TRACE_H_ */
 133
 134/* This must be outside ifdef _HNS3_TRACE_H */
 135#undef TRACE_INCLUDE_PATH
 136#define TRACE_INCLUDE_PATH .
 137#undef TRACE_INCLUDE_FILE
 138#define TRACE_INCLUDE_FILE hns3_trace
 139#include <trace/define_trace.h>
 140