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 DECLARE_EVENT_CLASS(xhci_log_ctx,
  56         TP_PROTO(struct xhci_hcd *xhci, struct xhci_container_ctx *ctx,
  57                  unsigned int ep_num),
  58         TP_ARGS(xhci, ctx, ep_num),
  59         TP_STRUCT__entry(
  60                 __field(int, ctx_64)
  61                 __field(unsigned, ctx_type)
  62                 __field(dma_addr_t, ctx_dma)
  63                 __field(u8 *, ctx_va)
  64                 __field(unsigned, ctx_ep_num)
  65                 __field(int, slot_id)
  66                 __dynamic_array(u32, ctx_data,
  67                         ((HCC_64BYTE_CONTEXT(xhci->hcc_params) + 1) * 8) *
  68                         ((ctx->type == XHCI_CTX_TYPE_INPUT) + ep_num + 1))
  69         ),
  70         TP_fast_assign(
  71                 struct usb_device *udev;
  72
  73                 udev = to_usb_device(xhci_to_hcd(xhci)->self.controller);
  74                 __entry->ctx_64 = HCC_64BYTE_CONTEXT(xhci->hcc_params);
  75                 __entry->ctx_type = ctx->type;
  76                 __entry->ctx_dma = ctx->dma;
  77                 __entry->ctx_va = ctx->bytes;
  78                 __entry->slot_id = udev->slot_id;
  79                 __entry->ctx_ep_num = ep_num;
  80                 memcpy(__get_dynamic_array(ctx_data), ctx->bytes,
  81                         ((HCC_64BYTE_CONTEXT(xhci->hcc_params) + 1) * 32) *
  82                         ((ctx->type == XHCI_CTX_TYPE_INPUT) + ep_num + 1));
  83         ),
  84         TP_printk("\nctx_64=%d, ctx_type=%u, ctx_dma=@%llx, ctx_va=@%p",
  85                         __entry->ctx_64, __entry->ctx_type,
  86                         (unsigned long long) __entry->ctx_dma, __entry->ctx_va
  87         )
  88 );
  89
  90 DEFINE_EVENT(xhci_log_ctx, xhci_address_ctx,
  91         TP_PROTO(struct xhci_hcd *xhci, struct xhci_container_ctx *ctx,
  92                  unsigned int ep_num),
  93         TP_ARGS(xhci, ctx, ep_num)
  94 );
  95
  96 DECLARE_EVENT_CLASS(xhci_log_event,
  97         TP_PROTO(void *trb_va, struct xhci_generic_trb *ev),
  98         TP_ARGS(trb_va, ev),
  99         TP_STRUCT__entry(
 100                 __field(void *, va)
 101                 __field(u64, dma)
 102                 __field(u32, status)
 103                 __field(u32, flags)
 104                 __dynamic_array(__le32, trb, 4)
 105         ),
 106         TP_fast_assign(
 107                 __entry->va = trb_va;
 108                 __entry->dma = le64_to_cpu(((u64)ev->field[1]) << 32 |
 109                                                 ev->field[0]);
 110                 __entry->status = le32_to_cpu(ev->field[2]);
 111                 __entry->flags = le32_to_cpu(ev->field[3]);
 112                 memcpy(__get_dynamic_array(trb), trb_va,
 113                         sizeof(struct xhci_generic_trb));
 114         ),
 115         TP_printk("\ntrb_dma=@%llx, trb_va=@%p, status=%08x, flags=%08x",
 116                         (unsigned long long) __entry->dma, __entry->va,
 117                         __entry->status, __entry->flags
 118         )
 119 );
 120
 121 DEFINE_EVENT(xhci_log_event, xhci_cmd_completion,
 122         TP_PROTO(void *trb_va, struct xhci_generic_trb *ev),
 123         TP_ARGS(trb_va, ev)
 124 );
 125
 126 #endif /* __XHCI_TRACE_H */
 127
 128 /* this part must be outside header guard */
 129
 130 #undef TRACE_INCLUDE_PATH
 131 #define TRACE_INCLUDE_PATH .
 132
 133 #undef TRACE_INCLUDE_FILE
 134 #define TRACE_INCLUDE_FILE xhci-trace
 135
 136 #include <trace/define_trace.h>