1 /*
2  * Copyright(c) 2015, 2016 Intel Corporation.
3  *
4  * This file is provided under a dual BSD/GPLv2 license.  When using or
5  * redistributing this file, you may do so under either license.
6  *
7  * GPL LICENSE SUMMARY
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of version 2 of the GNU General Public License as
11  * published by the Free Software Foundation.
12  *
13  * This program is distributed in the hope that it will be useful, but
14  * WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16  * General Public License for more details.
17  *
18  * BSD LICENSE
19  *
20  * Redistribution and use in source and binary forms, with or without
21  * modification, are permitted provided that the following conditions
22  * are met:
23  *
24  *  - Redistributions of source code must retain the above copyright
25  *    notice, this list of conditions and the following disclaimer.
26  *  - Redistributions in binary form must reproduce the above copyright
27  *    notice, this list of conditions and the following disclaimer in
28  *    the documentation and/or other materials provided with the
29  *    distribution.
30  *  - Neither the name of Intel Corporation nor the names of its
31  *    contributors may be used to endorse or promote products derived
32  *    from this software without specific prior written permission.
33  *
34  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
35  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
36  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
37  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
38  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
39  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
40  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
41  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
42  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
43  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
44  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
45  *
46  */
47 #if !defined(__HFI1_TRACE_RX_H) || defined(TRACE_HEADER_MULTI_READ)
48 #define __HFI1_TRACE_RX_H
49 
50 #include <linux/tracepoint.h>
51 #include <linux/trace_seq.h>
52 
53 #include "hfi.h"
54 
55 #undef TRACE_SYSTEM
56 #define TRACE_SYSTEM hfi1_rx
57 
58 TRACE_EVENT(hfi1_rcvhdr,
59 	    TP_PROTO(struct hfi1_devdata *dd,
60 		     u32 ctxt,
61 		     u64 eflags,
62 		     u32 etype,
63 		     u32 hlen,
64 		     u32 tlen,
65 		     u32 updegr,
66 		     u32 etail
67 		    ),
68 	    TP_ARGS(dd, ctxt, eflags, etype, hlen, tlen, updegr, etail),
69 	    TP_STRUCT__entry(DD_DEV_ENTRY(dd)
70 			     __field(u64, eflags)
71 			     __field(u32, ctxt)
72 			     __field(u32, etype)
73 			     __field(u32, hlen)
74 			     __field(u32, tlen)
75 			     __field(u32, updegr)
76 			     __field(u32, etail)
77 			     ),
78 	     TP_fast_assign(DD_DEV_ASSIGN(dd);
79 			    __entry->eflags = eflags;
80 			    __entry->ctxt = ctxt;
81 			    __entry->etype = etype;
82 			    __entry->hlen = hlen;
83 			    __entry->tlen = tlen;
84 			    __entry->updegr = updegr;
85 			    __entry->etail = etail;
86 			    ),
87 	     TP_printk(
88 		"[%s] ctxt %d eflags 0x%llx etype %d,%s hlen %d tlen %d updegr %d etail %d",
89 		__get_str(dev),
90 		__entry->ctxt,
91 		__entry->eflags,
92 		__entry->etype, show_packettype(__entry->etype),
93 		__entry->hlen,
94 		__entry->tlen,
95 		__entry->updegr,
96 		__entry->etail
97 		)
98 );
99 
100 TRACE_EVENT(hfi1_receive_interrupt,
101 	    TP_PROTO(struct hfi1_devdata *dd, u32 ctxt),
102 	    TP_ARGS(dd, ctxt),
103 	    TP_STRUCT__entry(DD_DEV_ENTRY(dd)
104 			     __field(u32, ctxt)
105 			     __field(u8, slow_path)
106 			     __field(u8, dma_rtail)
107 			     ),
108 	    TP_fast_assign(DD_DEV_ASSIGN(dd);
109 			__entry->ctxt = ctxt;
110 			if (dd->rcd[ctxt]->do_interrupt ==
111 			    &handle_receive_interrupt) {
112 				__entry->slow_path = 1;
113 				__entry->dma_rtail = 0xFF;
114 			} else if (dd->rcd[ctxt]->do_interrupt ==
115 					&handle_receive_interrupt_dma_rtail){
116 				__entry->dma_rtail = 1;
117 				__entry->slow_path = 0;
118 			} else if (dd->rcd[ctxt]->do_interrupt ==
119 					&handle_receive_interrupt_nodma_rtail) {
120 				__entry->dma_rtail = 0;
121 				__entry->slow_path = 0;
122 			}
123 			),
124 	    TP_printk("[%s] ctxt %d SlowPath: %d DmaRtail: %d",
125 		      __get_str(dev),
126 		      __entry->ctxt,
127 		      __entry->slow_path,
128 		      __entry->dma_rtail
129 		      )
130 );
131 
132 TRACE_EVENT(hfi1_exp_tid_reg,
133 	    TP_PROTO(unsigned int ctxt, u16 subctxt, u32 rarr,
134 		     u32 npages, unsigned long va, unsigned long pa,
135 		     dma_addr_t dma),
136 	    TP_ARGS(ctxt, subctxt, rarr, npages, va, pa, dma),
137 	    TP_STRUCT__entry(
138 			     __field(unsigned int, ctxt)
139 			     __field(u16, subctxt)
140 			     __field(u32, rarr)
141 			     __field(u32, npages)
142 			     __field(unsigned long, va)
143 			     __field(unsigned long, pa)
144 			     __field(dma_addr_t, dma)
145 			     ),
146 	    TP_fast_assign(
147 			   __entry->ctxt = ctxt;
148 			   __entry->subctxt = subctxt;
149 			   __entry->rarr = rarr;
150 			   __entry->npages = npages;
151 			   __entry->va = va;
152 			   __entry->pa = pa;
153 			   __entry->dma = dma;
154 			   ),
155 	    TP_printk("[%u:%u] entry:%u, %u pages @ 0x%lx, va:0x%lx dma:0x%llx",
156 		      __entry->ctxt,
157 		      __entry->subctxt,
158 		      __entry->rarr,
159 		      __entry->npages,
160 		      __entry->pa,
161 		      __entry->va,
162 		      __entry->dma
163 		      )
164 	);
165 
166 TRACE_EVENT(hfi1_exp_tid_unreg,
167 	    TP_PROTO(unsigned int ctxt, u16 subctxt, u32 rarr, u32 npages,
168 		     unsigned long va, unsigned long pa, dma_addr_t dma),
169 	    TP_ARGS(ctxt, subctxt, rarr, npages, va, pa, dma),
170 	    TP_STRUCT__entry(
171 			     __field(unsigned int, ctxt)
172 			     __field(u16, subctxt)
173 			     __field(u32, rarr)
174 			     __field(u32, npages)
175 			     __field(unsigned long, va)
176 			     __field(unsigned long, pa)
177 			     __field(dma_addr_t, dma)
178 			     ),
179 	    TP_fast_assign(
180 			   __entry->ctxt = ctxt;
181 			   __entry->subctxt = subctxt;
182 			   __entry->rarr = rarr;
183 			   __entry->npages = npages;
184 			   __entry->va = va;
185 			   __entry->pa = pa;
186 			   __entry->dma = dma;
187 			   ),
188 	    TP_printk("[%u:%u] entry:%u, %u pages @ 0x%lx, va:0x%lx dma:0x%llx",
189 		      __entry->ctxt,
190 		      __entry->subctxt,
191 		      __entry->rarr,
192 		      __entry->npages,
193 		      __entry->pa,
194 		      __entry->va,
195 		      __entry->dma
196 		      )
197 	);
198 
199 TRACE_EVENT(hfi1_exp_tid_inval,
200 	    TP_PROTO(unsigned int ctxt, u16 subctxt, unsigned long va, u32 rarr,
201 		     u32 npages, dma_addr_t dma),
202 	    TP_ARGS(ctxt, subctxt, va, rarr, npages, dma),
203 	    TP_STRUCT__entry(
204 			     __field(unsigned int, ctxt)
205 			     __field(u16, subctxt)
206 			     __field(unsigned long, va)
207 			     __field(u32, rarr)
208 			     __field(u32, npages)
209 			     __field(dma_addr_t, dma)
210 			     ),
211 	    TP_fast_assign(
212 			   __entry->ctxt = ctxt;
213 			   __entry->subctxt = subctxt;
214 			   __entry->va = va;
215 			   __entry->rarr = rarr;
216 			   __entry->npages = npages;
217 			   __entry->dma = dma;
218 			  ),
219 	    TP_printk("[%u:%u] entry:%u, %u pages @ 0x%lx dma: 0x%llx",
220 		      __entry->ctxt,
221 		      __entry->subctxt,
222 		      __entry->rarr,
223 		      __entry->npages,
224 		      __entry->va,
225 		      __entry->dma
226 		      )
227 	    );
228 
229 TRACE_EVENT(hfi1_mmu_invalidate,
230 	    TP_PROTO(unsigned int ctxt, u16 subctxt, const char *type,
231 		     unsigned long start, unsigned long end),
232 	    TP_ARGS(ctxt, subctxt, type, start, end),
233 	    TP_STRUCT__entry(
234 			     __field(unsigned int, ctxt)
235 			     __field(u16, subctxt)
236 			     __string(type, type)
237 			     __field(unsigned long, start)
238 			     __field(unsigned long, end)
239 			     ),
240 	    TP_fast_assign(
241 			__entry->ctxt = ctxt;
242 			__entry->subctxt = subctxt;
243 			__assign_str(type, type);
244 			__entry->start = start;
245 			__entry->end = end;
246 	    ),
247 	    TP_printk("[%3u:%02u] MMU Invalidate (%s) 0x%lx - 0x%lx",
248 		      __entry->ctxt,
249 		      __entry->subctxt,
250 		      __get_str(type),
251 		      __entry->start,
252 		      __entry->end
253 		      )
254 	    );
255 
256 #endif /* __HFI1_TRACE_RX_H */
257 
258 #undef TRACE_INCLUDE_PATH
259 #undef TRACE_INCLUDE_FILE
260 #define TRACE_INCLUDE_PATH .
261 #define TRACE_INCLUDE_FILE trace_rx
262 #include <trace/define_trace.h>
263