drivers/usb/host/xhci-trace.h

   1 /*
   2  * xHCI host controller driver
   3  *
   4  * Copyright (C) 2013 Xenia Ragiadakou
   5  *
   6  * Author: Xenia Ragiadakou
   7  * Email : burzalodowa@gmail.com
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License version 2 as
  11  * published by the Free Software Foundation.
  12  */
  13
  14 #undef TRACE_SYSTEM
  15 #define TRACE_SYSTEM xhci-hcd
  16
  17 #if !defined(__XHCI_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
  18 #define __XHCI_TRACE_H
  19
  20 #include <linux/tracepoint.h>
  21 #include "xhci.h"
  22
  23 #define XHCI_MSG_MAX    500
  24
  25 DECLARE_EVENT_CLASS(xhci_log_msg,
  26         TP_PROTO(struct va_format *vaf),
  27         TP_ARGS(vaf),
  28         TP_STRUCT__entry(__dynamic_array(char, msg, XHCI_MSG_MAX)),
  29         TP_fast_assign(
  30                 vsnprintf(__get_str(msg), XHCI_MSG_MAX, vaf->fmt, *vaf->va);
  31         ),
  32         TP_printk("%s", __get_str(msg))
  33 );
  34
  35 DEFINE_EVENT(xhci_log_msg, xhci_dbg_address,
  36         TP_PROTO(struct va_format *vaf),
  37         TP_ARGS(vaf)
  38 );
  39
  40 DEFINE_EVENT(xhci_log_msg, xhci_dbg_context_change,
  41         TP_PROTO(struct va_format *vaf),
  42         TP_ARGS(vaf)
  43 );
  44
  45 DEFINE_EVENT(xhci_log_msg, xhci_dbg_quirks,
  46         TP_PROTO(struct va_format *vaf),
  47         TP_ARGS(vaf)
  48 );
  49
  50 DEFINE_EVENT(xhci_log_msg, xhci_dbg_reset_ep,
  51         TP_PROTO(struct va_format *vaf),
  52         TP_ARGS(vaf)
  53 );
  54
  55 DEFINE_EVENT(xhci_log_msg, xhci_dbg_cancel_urb,
  56         TP_PROTO(struct va_format *vaf),
  57         TP_ARGS(vaf)
  58 );
  59
  60 DEFINE_EVENT(xhci_log_msg, xhci_dbg_init,
  61         TP_PROTO(struct va_format *vaf),
  62         TP_ARGS(vaf)
  63 );
  64
  65 DEFINE_EVENT(xhci_log_msg, xhci_dbg_ring_expansion,
  66         TP_PROTO(struct va_format *vaf),
  67         TP_ARGS(vaf)
  68 );
  69
  70 DECLARE_EVENT_CLASS(xhci_log_ctx,
  71         TP_PROTO(struct xhci_hcd *xhci, struct xhci_container_ctx *ctx,
  72                  unsigned int ep_num),
  73         TP_ARGS(xhci, ctx, ep_num),
  74         TP_STRUCT__entry(
  75                 __field(int, ctx_64)
  76                 __field(unsigned, ctx_type)
  77                 __field(dma_addr_t, ctx_dma)
  78                 __field(u8 *, ctx_va)
  79                 __field(unsigned, ctx_ep_num)
  80                 __field(int, slot_id)
  81                 __dynamic_array(u32, ctx_data,
  82                         ((HCC_64BYTE_CONTEXT(xhci->hcc_params) + 1) * 8) *
  83                         ((ctx->type == XHCI_CTX_TYPE_INPUT) + ep_num + 1))
  84         ),
  85         TP_fast_assign(
  86                 struct usb_device *udev;
  87
  88                 udev = to_usb_device(xhci_to_hcd(xhci)->self.controller);
  89                 __entry->ctx_64 = HCC_64BYTE_CONTEXT(xhci->hcc_params);
  90                 __entry->ctx_type = ctx->type;
  91                 __entry->ctx_dma = ctx->dma;
  92                 __entry->ctx_va = ctx->bytes;
  93                 __entry->slot_id = udev->slot_id;
  94                 __entry->ctx_ep_num = ep_num;
  95                 memcpy(__get_dynamic_array(ctx_data), ctx->bytes,
  96                         ((HCC_64BYTE_CONTEXT(xhci->hcc_params) + 1) * 32) *
  97                         ((ctx->type == XHCI_CTX_TYPE_INPUT) + ep_num + 1));
  98         ),
  99         TP_printk("\nctx_64=%d, ctx_type=%u, ctx_dma=@%llx, ctx_va=@%p",
 100                         __entry->ctx_64, __entry->ctx_type,
 101                         (unsigned long long) __entry->ctx_dma, __entry->ctx_va
 102         )
 103 );
 104
 105 DEFINE_EVENT(xhci_log_ctx, xhci_address_ctx,
 106         TP_PROTO(struct xhci_hcd *xhci, struct xhci_container_ctx *ctx,
 107                  unsigned int ep_num),
 108         TP_ARGS(xhci, ctx, ep_num)
 109 );
 110
 111 DECLARE_EVENT_CLASS(xhci_log_event,
 112         TP_PROTO(void *trb_va, struct xhci_generic_trb *ev),
 113         TP_ARGS(trb_va, ev),
 114         TP_STRUCT__entry(
 115                 __field(void *, va)
 116                 __field(u64, dma)
 117                 __field(u32, status)
 118                 __field(u32, flags)
 119                 __dynamic_array(__le32, trb, 4)
 120         ),
 121         TP_fast_assign(
 122                 __entry->va = trb_va;
 123                 __entry->dma = le64_to_cpu(((u64)ev->field[1]) << 32 |
 124                                                 ev->field[0]);
 125                 __entry->status = le32_to_cpu(ev->field[2]);
 126                 __entry->flags = le32_to_cpu(ev->field[3]);
 127                 memcpy(__get_dynamic_array(trb), trb_va,
 128                         sizeof(struct xhci_generic_trb));
 129         ),
 130         TP_printk("\ntrb_dma=@%llx, trb_va=@%p, status=%08x, flags=%08x",
 131                         (unsigned long long) __entry->dma, __entry->va,
 132                         __entry->status, __entry->flags
 133         )
 134 );
 135
 136 DEFINE_EVENT(xhci_log_event, xhci_cmd_completion,
 137         TP_PROTO(void *trb_va, struct xhci_generic_trb *ev),
 138         TP_ARGS(trb_va, ev)
 139 );
 140
 141 #endif /* __XHCI_TRACE_H */
 142
 143 /* this part must be outside header guard */
 144
 145 #undef TRACE_INCLUDE_PATH
 146 #define TRACE_INCLUDE_PATH .
 147
 148 #undef TRACE_INCLUDE_FILE
 149 #define TRACE_INCLUDE_FILE xhci-trace
 150
 151 #include <trace/define_trace.h>