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
 25DECLARE_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
 35DEFINE_EVENT(xhci_log_msg, xhci_dbg_address,
 36	TP_PROTO(struct va_format *vaf),
 37	TP_ARGS(vaf)
 38);
 39
 40DEFINE_EVENT(xhci_log_msg, xhci_dbg_context_change,
 41	TP_PROTO(struct va_format *vaf),
 42	TP_ARGS(vaf)
 43);
 44
 45DEFINE_EVENT(xhci_log_msg, xhci_dbg_quirks,
 46	TP_PROTO(struct va_format *vaf),
 47	TP_ARGS(vaf)
 48);
 49
 50DEFINE_EVENT(xhci_log_msg, xhci_dbg_reset_ep,
 51	TP_PROTO(struct va_format *vaf),
 52	TP_ARGS(vaf)
 53);
 54
 55DEFINE_EVENT(xhci_log_msg, xhci_dbg_cancel_urb,
 56	TP_PROTO(struct va_format *vaf),
 57	TP_ARGS(vaf)
 58);
 59
 60DEFINE_EVENT(xhci_log_msg, xhci_dbg_init,
 61	TP_PROTO(struct va_format *vaf),
 62	TP_ARGS(vaf)
 63);
 64
 65DEFINE_EVENT(xhci_log_msg, xhci_dbg_ring_expansion,
 66	TP_PROTO(struct va_format *vaf),
 67	TP_ARGS(vaf)
 68);
 69
 70DECLARE_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
105DEFINE_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
111DECLARE_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(u8, trb, sizeof(struct xhci_generic_trb))
120	),
121	TP_fast_assign(
122		__entry->va = trb_va;
123		__entry->dma = ((u64)le32_to_cpu(ev->field[1])) << 32 |
124					le32_to_cpu(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
136DEFINE_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>