drivers/net/ethernet/hisilicon/hns3/hns3_trace.h

   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
  15 DECLARE_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
  56 DEFINE_EVENT(hns3_skb_template, hns3_over_max_bd,
  57         TP_PROTO(struct sk_buff *skb),
  58         TP_ARGS(skb));
  59
  60 DEFINE_EVENT(hns3_skb_template, hns3_gro,
  61         TP_PROTO(struct sk_buff *skb),
  62         TP_ARGS(skb));
  63
  64 DEFINE_EVENT(hns3_skb_template, hns3_tso,
  65         TP_PROTO(struct sk_buff *skb),
  66         TP_ARGS(skb));
  67
  68 TRACE_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
  99 TRACE_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>