diff options
author | Zhu Yi <yi.zhu@intel.com> | 2010-02-25 01:15:27 -0500 |
---|---|---|
committer | John W. Linville <linville@tuxdriver.com> | 2010-03-10 17:09:38 -0500 |
commit | 34dd5feb8b8b15654714731e1dbb34a6d37fb34e (patch) | |
tree | 00a4a4a9f5e9df26849f6e8b0ed46d353ee072c2 /drivers/net/wireless/iwmc3200wifi/trace.h | |
parent | 04d1c22761f33ac8f345665e7ef809c875142425 (diff) |
iwmc3200wifi: add ftrace event tracing support
Add event tracer for iwmc3200wifi driver. When enabled, all the
commands and responses between the driver and firmware (also
including Tx/Rx frames) will be recorded in the ftrace ring buffer.
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/iwmc3200wifi/trace.h')
-rw-r--r-- | drivers/net/wireless/iwmc3200wifi/trace.h | 283 |
1 files changed, 283 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwmc3200wifi/trace.h b/drivers/net/wireless/iwmc3200wifi/trace.h new file mode 100644 index 00000000000..320e54fbb38 --- /dev/null +++ b/drivers/net/wireless/iwmc3200wifi/trace.h | |||
@@ -0,0 +1,283 @@ | |||
1 | #if !defined(__IWM_TRACE_H__) || defined(TRACE_HEADER_MULTI_READ) | ||
2 | #define __IWM_TRACE_H__ | ||
3 | |||
4 | #include <linux/tracepoint.h> | ||
5 | |||
6 | #if !defined(CONFIG_IWM_TRACING) | ||
7 | #undef TRACE_EVENT | ||
8 | #define TRACE_EVENT(name, proto, ...) \ | ||
9 | static inline void trace_ ## name(proto) {} | ||
10 | #endif | ||
11 | |||
12 | #undef TRACE_SYSTEM | ||
13 | #define TRACE_SYSTEM iwm | ||
14 | |||
15 | #define IWM_ENTRY __array(char, ndev_name, 16) | ||
16 | #define IWM_ASSIGN strlcpy(__entry->ndev_name, iwm_to_ndev(iwm)->name, 16) | ||
17 | #define IWM_PR_FMT "%s" | ||
18 | #define IWM_PR_ARG __entry->ndev_name | ||
19 | |||
20 | TRACE_EVENT(iwm_tx_nonwifi_cmd, | ||
21 | TP_PROTO(struct iwm_priv *iwm, struct iwm_udma_out_nonwifi_hdr *hdr), | ||
22 | |||
23 | TP_ARGS(iwm, hdr), | ||
24 | |||
25 | TP_STRUCT__entry( | ||
26 | IWM_ENTRY | ||
27 | __field(u8, opcode) | ||
28 | __field(u8, resp) | ||
29 | __field(u8, eot) | ||
30 | __field(u8, hw) | ||
31 | __field(u16, seq) | ||
32 | __field(u32, addr) | ||
33 | __field(u32, op1) | ||
34 | __field(u32, op2) | ||
35 | ), | ||
36 | |||
37 | TP_fast_assign( | ||
38 | IWM_ASSIGN; | ||
39 | __entry->opcode = GET_VAL32(hdr->cmd, UMAC_HDI_OUT_CMD_OPCODE); | ||
40 | __entry->resp = GET_VAL32(hdr->cmd, UDMA_HDI_OUT_NW_CMD_RESP); | ||
41 | __entry->eot = GET_VAL32(hdr->cmd, UMAC_HDI_OUT_CMD_EOT); | ||
42 | __entry->hw = GET_VAL32(hdr->cmd, UDMA_HDI_OUT_NW_CMD_HANDLE_BY_HW); | ||
43 | __entry->seq = GET_VAL32(hdr->cmd, UDMA_HDI_OUT_CMD_NON_WIFI_HW_SEQ_NUM); | ||
44 | __entry->addr = le32_to_cpu(hdr->addr); | ||
45 | __entry->op1 = le32_to_cpu(hdr->op1_sz); | ||
46 | __entry->op2 = le32_to_cpu(hdr->op2); | ||
47 | ), | ||
48 | |||
49 | TP_printk( | ||
50 | IWM_PR_FMT " Tx TARGET CMD: opcode 0x%x, resp %d, eot %d, " | ||
51 | "hw %d, seq 0x%x, addr 0x%x, op1 0x%x, op2 0x%x", | ||
52 | IWM_PR_ARG, __entry->opcode, __entry->resp, __entry->eot, | ||
53 | __entry->hw, __entry->seq, __entry->addr, __entry->op1, | ||
54 | __entry->op2 | ||
55 | ) | ||
56 | ); | ||
57 | |||
58 | TRACE_EVENT(iwm_tx_wifi_cmd, | ||
59 | TP_PROTO(struct iwm_priv *iwm, struct iwm_umac_wifi_out_hdr *hdr), | ||
60 | |||
61 | TP_ARGS(iwm, hdr), | ||
62 | |||
63 | TP_STRUCT__entry( | ||
64 | IWM_ENTRY | ||
65 | __field(u8, opcode) | ||
66 | __field(u8, lmac) | ||
67 | __field(u8, resp) | ||
68 | __field(u8, eot) | ||
69 | __field(u8, ra_tid) | ||
70 | __field(u8, credit_group) | ||
71 | __field(u8, color) | ||
72 | __field(u16, seq) | ||
73 | ), | ||
74 | |||
75 | TP_fast_assign( | ||
76 | IWM_ASSIGN; | ||
77 | __entry->opcode = hdr->sw_hdr.cmd.cmd; | ||
78 | __entry->lmac = 0; | ||
79 | __entry->seq = hdr->sw_hdr.cmd.seq_num; | ||
80 | __entry->resp = GET_VAL8(hdr->sw_hdr.cmd.flags, UMAC_DEV_CMD_FLAGS_RESP_REQ); | ||
81 | __entry->color = GET_VAL32(hdr->sw_hdr.meta_data, UMAC_FW_CMD_TX_STA_COLOR); | ||
82 | __entry->eot = GET_VAL32(hdr->hw_hdr.cmd, UMAC_HDI_OUT_CMD_EOT); | ||
83 | __entry->ra_tid = GET_VAL32(hdr->hw_hdr.meta_data, UMAC_HDI_OUT_RATID); | ||
84 | __entry->credit_group = GET_VAL32(hdr->hw_hdr.meta_data, UMAC_HDI_OUT_CREDIT_GRP); | ||
85 | if (__entry->opcode == UMAC_CMD_OPCODE_WIFI_PASS_THROUGH || | ||
86 | __entry->opcode == UMAC_CMD_OPCODE_WIFI_IF_WRAPPER) { | ||
87 | __entry->lmac = 1; | ||
88 | __entry->opcode = ((struct iwm_lmac_hdr *)(hdr + 1))->id; | ||
89 | } | ||
90 | ), | ||
91 | |||
92 | TP_printk( | ||
93 | IWM_PR_FMT " Tx %cMAC CMD: opcode 0x%x, resp %d, eot %d, " | ||
94 | "seq 0x%x, sta_color 0x%x, ra_tid 0x%x, credit_group 0x%x", | ||
95 | IWM_PR_ARG, __entry->lmac ? 'L' : 'U', __entry->opcode, | ||
96 | __entry->resp, __entry->eot, __entry->seq, __entry->color, | ||
97 | __entry->ra_tid, __entry->credit_group | ||
98 | ) | ||
99 | ); | ||
100 | |||
101 | TRACE_EVENT(iwm_tx_packets, | ||
102 | TP_PROTO(struct iwm_priv *iwm, u8 *buf, int len), | ||
103 | |||
104 | TP_ARGS(iwm, buf, len), | ||
105 | |||
106 | TP_STRUCT__entry( | ||
107 | IWM_ENTRY | ||
108 | __field(u8, eot) | ||
109 | __field(u8, ra_tid) | ||
110 | __field(u8, credit_group) | ||
111 | __field(u8, color) | ||
112 | __field(u16, seq) | ||
113 | __field(u8, npkt) | ||
114 | __field(u32, bytes) | ||
115 | ), | ||
116 | |||
117 | TP_fast_assign( | ||
118 | struct iwm_umac_wifi_out_hdr *hdr = | ||
119 | (struct iwm_umac_wifi_out_hdr *)buf; | ||
120 | |||
121 | IWM_ASSIGN; | ||
122 | __entry->eot = GET_VAL32(hdr->hw_hdr.cmd, UMAC_HDI_OUT_CMD_EOT); | ||
123 | __entry->ra_tid = GET_VAL32(hdr->hw_hdr.meta_data, UMAC_HDI_OUT_RATID); | ||
124 | __entry->credit_group = GET_VAL32(hdr->hw_hdr.meta_data, UMAC_HDI_OUT_CREDIT_GRP); | ||
125 | __entry->color = GET_VAL32(hdr->sw_hdr.meta_data, UMAC_FW_CMD_TX_STA_COLOR); | ||
126 | __entry->seq = hdr->sw_hdr.cmd.seq_num; | ||
127 | __entry->npkt = 1; | ||
128 | __entry->bytes = len; | ||
129 | |||
130 | if (!__entry->eot) { | ||
131 | int count; | ||
132 | u8 *ptr = buf; | ||
133 | |||
134 | __entry->npkt = 0; | ||
135 | while (ptr < buf + len) { | ||
136 | count = GET_VAL32(hdr->sw_hdr.meta_data, | ||
137 | UMAC_FW_CMD_BYTE_COUNT); | ||
138 | ptr += ALIGN(sizeof(*hdr) + count, 16); | ||
139 | hdr = (struct iwm_umac_wifi_out_hdr *)ptr; | ||
140 | __entry->npkt++; | ||
141 | } | ||
142 | } | ||
143 | ), | ||
144 | |||
145 | TP_printk( | ||
146 | IWM_PR_FMT " Tx %spacket: eot %d, seq 0x%x, sta_color 0x%x, " | ||
147 | "ra_tid 0x%x, credit_group 0x%x, embeded_packets %d, %d bytes", | ||
148 | IWM_PR_ARG, !__entry->eot ? "concatenated " : "", | ||
149 | __entry->eot, __entry->seq, __entry->color, __entry->ra_tid, | ||
150 | __entry->credit_group, __entry->npkt, __entry->bytes | ||
151 | ) | ||
152 | ); | ||
153 | |||
154 | TRACE_EVENT(iwm_rx_nonwifi_cmd, | ||
155 | TP_PROTO(struct iwm_priv *iwm, void *buf, int len), | ||
156 | |||
157 | TP_ARGS(iwm, buf, len), | ||
158 | |||
159 | TP_STRUCT__entry( | ||
160 | IWM_ENTRY | ||
161 | __field(u8, opcode) | ||
162 | __field(u16, seq) | ||
163 | __field(u32, len) | ||
164 | ), | ||
165 | |||
166 | TP_fast_assign( | ||
167 | struct iwm_udma_in_hdr *hdr = buf; | ||
168 | |||
169 | IWM_ASSIGN; | ||
170 | __entry->opcode = GET_VAL32(hdr->cmd, UDMA_HDI_IN_NW_CMD_OPCODE); | ||
171 | __entry->seq = GET_VAL32(hdr->cmd, UDMA_HDI_IN_CMD_NON_WIFI_HW_SEQ_NUM); | ||
172 | __entry->len = len; | ||
173 | ), | ||
174 | |||
175 | TP_printk( | ||
176 | IWM_PR_FMT " Rx TARGET RESP: opcode 0x%x, seq 0x%x, len 0x%x", | ||
177 | IWM_PR_ARG, __entry->opcode, __entry->seq, __entry->len | ||
178 | ) | ||
179 | ); | ||
180 | |||
181 | TRACE_EVENT(iwm_rx_wifi_cmd, | ||
182 | TP_PROTO(struct iwm_priv *iwm, struct iwm_umac_wifi_in_hdr *hdr), | ||
183 | |||
184 | TP_ARGS(iwm, hdr), | ||
185 | |||
186 | TP_STRUCT__entry( | ||
187 | IWM_ENTRY | ||
188 | __field(u8, cmd) | ||
189 | __field(u8, source) | ||
190 | __field(u16, seq) | ||
191 | __field(u32, count) | ||
192 | ), | ||
193 | |||
194 | TP_fast_assign( | ||
195 | IWM_ASSIGN; | ||
196 | __entry->cmd = hdr->sw_hdr.cmd.cmd; | ||
197 | __entry->source = GET_VAL32(hdr->hw_hdr.cmd, UMAC_HDI_IN_CMD_SOURCE); | ||
198 | __entry->count = GET_VAL32(hdr->sw_hdr.meta_data, UMAC_FW_CMD_BYTE_COUNT); | ||
199 | __entry->seq = le16_to_cpu(hdr->sw_hdr.cmd.seq_num); | ||
200 | ), | ||
201 | |||
202 | TP_printk( | ||
203 | IWM_PR_FMT " Rx %s RESP: cmd 0x%x, seq 0x%x, count 0x%x", | ||
204 | IWM_PR_ARG, __entry->source == UMAC_HDI_IN_SOURCE_FHRX ? "LMAC" : | ||
205 | __entry->source == UMAC_HDI_IN_SOURCE_FW ? "UMAC" : "UDMA", | ||
206 | __entry->cmd, __entry->seq, __entry->count | ||
207 | ) | ||
208 | ); | ||
209 | |||
210 | #define iwm_ticket_action_symbol \ | ||
211 | { IWM_RX_TICKET_DROP, "DROP" }, \ | ||
212 | { IWM_RX_TICKET_RELEASE, "RELEASE" }, \ | ||
213 | { IWM_RX_TICKET_SNIFFER, "SNIFFER" }, \ | ||
214 | { IWM_RX_TICKET_ENQUEUE, "ENQUEUE" } | ||
215 | |||
216 | TRACE_EVENT(iwm_rx_ticket, | ||
217 | TP_PROTO(struct iwm_priv *iwm, void *buf, int len), | ||
218 | |||
219 | TP_ARGS(iwm, buf, len), | ||
220 | |||
221 | TP_STRUCT__entry( | ||
222 | IWM_ENTRY | ||
223 | __field(u8, action) | ||
224 | __field(u8, reason) | ||
225 | __field(u16, id) | ||
226 | __field(u16, flags) | ||
227 | ), | ||
228 | |||
229 | TP_fast_assign( | ||
230 | struct iwm_rx_ticket *ticket = | ||
231 | ((struct iwm_umac_notif_rx_ticket *)buf)->tickets; | ||
232 | |||
233 | IWM_ASSIGN; | ||
234 | __entry->id = le16_to_cpu(ticket->id); | ||
235 | __entry->action = le16_to_cpu(ticket->action); | ||
236 | __entry->flags = le16_to_cpu(ticket->flags); | ||
237 | __entry->reason = (__entry->flags & IWM_RX_TICKET_DROP_REASON_MSK) >> IWM_RX_TICKET_DROP_REASON_POS; | ||
238 | ), | ||
239 | |||
240 | TP_printk( | ||
241 | IWM_PR_FMT " Rx ticket: id 0x%x, action %s, %s 0x%x%s", | ||
242 | IWM_PR_ARG, __entry->id, | ||
243 | __print_symbolic(__entry->action, iwm_ticket_action_symbol), | ||
244 | __entry->reason ? "reason" : "flags", | ||
245 | __entry->reason ? __entry->reason : __entry->flags, | ||
246 | __entry->flags & IWM_RX_TICKET_AMSDU_MSK ? ", AMSDU frame" : "" | ||
247 | ) | ||
248 | ); | ||
249 | |||
250 | TRACE_EVENT(iwm_rx_packet, | ||
251 | TP_PROTO(struct iwm_priv *iwm, void *buf, int len), | ||
252 | |||
253 | TP_ARGS(iwm, buf, len), | ||
254 | |||
255 | TP_STRUCT__entry( | ||
256 | IWM_ENTRY | ||
257 | __field(u8, source) | ||
258 | __field(u16, id) | ||
259 | __field(u32, len) | ||
260 | ), | ||
261 | |||
262 | TP_fast_assign( | ||
263 | struct iwm_umac_wifi_in_hdr *hdr = buf; | ||
264 | |||
265 | IWM_ASSIGN; | ||
266 | __entry->source = GET_VAL32(hdr->hw_hdr.cmd, UMAC_HDI_IN_CMD_SOURCE); | ||
267 | __entry->id = le16_to_cpu(hdr->sw_hdr.cmd.seq_num); | ||
268 | __entry->len = len - sizeof(*hdr); | ||
269 | ), | ||
270 | |||
271 | TP_printk( | ||
272 | IWM_PR_FMT " Rx %s packet: id 0x%x, %d bytes", | ||
273 | IWM_PR_ARG, __entry->source == UMAC_HDI_IN_SOURCE_FHRX ? | ||
274 | "LMAC" : "UMAC", __entry->id, __entry->len | ||
275 | ) | ||
276 | ); | ||
277 | #endif | ||
278 | |||
279 | #undef TRACE_INCLUDE_PATH | ||
280 | #define TRACE_INCLUDE_PATH . | ||
281 | #undef TRACE_INCLUDE_FILE | ||
282 | #define TRACE_INCLUDE_FILE trace | ||
283 | #include <trace/define_trace.h> | ||