2 * Copyright (c) 2007-2008 Atheros Communications Inc.
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 /* Module Name : performance.c */
20 /* This module performance evaluation functions. */
25 /************************************************************************/
27 #ifdef ZM_ENABLE_PERFORMANCE_EVALUATION
30 struct zsSummary zm_summary;
31 struct zsVariation zm_var;
32 struct zsThroughput zm_tp;
34 void zfiPerformanceInit(zdev_t* dev)
38 zmw_get_wlan_dev(dev);
40 zm_summary.tick_base = wd->tick;
41 zm_summary.tx_msdu_count = 0;
42 zm_summary.tx_mpdu_count = 0;
43 zm_summary.rx_msdu_count = 0;
44 zm_summary.rx_mpdu_count = 0;
45 zm_summary.rx_broken_seq = 0;
46 zm_summary.rx_broken_sum = 0;
47 zm_summary.rx_seq_base = 0;
48 zm_summary.rx_broken_seq_dis = 0;
49 zm_summary.rx_duplicate_seq = 0;
50 zm_summary.rx_old_seq = 0;
51 zm_summary.reset_count = 0;
52 zm_summary.reset_sum = 0;
53 zm_summary.rx_lost_sum = 0;
54 zm_summary.rx_duplicate_error = 0;
55 zm_summary.rx_free = 0;
56 zm_summary.rx_amsdu_len = 0;
57 zm_summary.rx_flush = 0;
58 zm_summary.rx_clear = 0;
59 zm_summary.rx_reorder = 0;
63 zm_var.tx_msdu_tick[i] = zm_var.tx_mpdu_tick[i] = 0;
64 zm_var.rx_msdu_tick[i] = zm_var.rx_mpdu_tick[i] = 0;
67 zfTimerSchedule(dev, ZM_EVENT_TIMEOUT_PERFORMANCE, 100);
69 zm_tp.size = ZM_TP_SIZE;
70 zm_tp.head = zm_tp.size - 1;
72 for (i=0; i<zm_tp.size; i++)
79 void zfiPerformanceGraph(zdev_t* dev)
83 zmw_get_wlan_dev(dev);
85 for (i=0; i<(zm_tp.size-1); i++)
87 zm_tp.tx[i] = zm_tp.tx[i+1];
88 zm_tp.rx[i] = zm_tp.rx[i+1];
90 zm_tp.tx[zm_tp.size-1] = zm_summary.tx_mpdu_count*1500*8/1000000;
91 zm_tp.rx[zm_tp.size-1] = zm_summary.rx_msdu_count*1500*8/1000000;
99 for (j=0; j<zm_tp.size; j++)
101 if ((zm_tp.tx[j]/10 == i) && (zm_tp.rx[j]/10 == i))
105 else if (zm_tp.tx[j]/10 == i)
109 else if (zm_tp.rx[j]/10 == i)
118 s[zm_tp.size+4] = '\0';
121 DbgPrint("000|__________________________________________________");
126 void zfiPerformanceRefresh(zdev_t* dev)
130 zmw_get_wlan_dev(dev);
132 zfiDbgReadReg(dev, 0x11772c);
134 zm_var.tx_msdu_mean = zm_summary.tx_msdu_count / 100;
135 zm_var.tx_mpdu_mean = zm_summary.tx_mpdu_count / 100;
136 zm_var.rx_msdu_mean = zm_summary.rx_msdu_count / 100;
137 zm_var.rx_mpdu_mean = zm_summary.rx_mpdu_count / 100;
139 zm_var.tx_msdu_sum = zm_var.tx_mpdu_sum = 0;
140 zm_var.rx_msdu_sum = zm_var.rx_mpdu_sum = 0;
141 zm_summary.tx_idle_count = zm_summary.rx_idle_count = 0;
142 for (i=0; i<100; i++)
144 zm_var.tx_msdu_sum += (zm_var.tx_msdu_tick[i] * zm_var.tx_msdu_tick[i]);
145 zm_var.tx_mpdu_sum += (zm_var.tx_mpdu_tick[i] * zm_var.tx_mpdu_tick[i]);
146 zm_var.rx_msdu_sum += (zm_var.rx_msdu_tick[i] * zm_var.rx_msdu_tick[i]);
147 zm_var.rx_mpdu_sum += (zm_var.rx_mpdu_tick[i] * zm_var.rx_mpdu_tick[i]);
149 if (!zm_var.tx_mpdu_tick[i]) zm_summary.tx_idle_count++;
150 if (!zm_var.rx_mpdu_tick[i]) zm_summary.rx_idle_count++;
152 zm_var.tx_msdu_var = (zm_var.tx_msdu_sum / 100) - (zm_var.tx_msdu_mean * zm_var.tx_msdu_mean);
153 zm_var.tx_mpdu_var = (zm_var.tx_mpdu_sum / 100) - (zm_var.tx_mpdu_mean * zm_var.tx_mpdu_mean);
154 zm_var.rx_msdu_var = (zm_var.rx_msdu_sum / 100) - (zm_var.rx_msdu_mean * zm_var.rx_msdu_mean);
155 zm_var.rx_mpdu_var = (zm_var.rx_mpdu_sum / 100) - (zm_var.rx_mpdu_mean * zm_var.rx_mpdu_mean);
157 zm_summary.tick_base = wd->tick;
158 zm_summary.rx_broken_sum += zm_summary.rx_broken_seq;
159 zm_summary.rx_lost_sum += (zm_summary.rx_broken_seq - zm_summary.rx_duplicate_seq - zm_summary.rx_old_seq);
161 zfiPerformanceGraph(dev);
163 DbgPrint("******************************************************\n");
164 DbgPrint("* TX: MSDU=%5d, VAR=%5d; MPDU=%5d, VAR=%5d\n", zm_summary.tx_msdu_count,
165 zm_var.tx_msdu_var, zm_summary.tx_mpdu_count, zm_var.tx_mpdu_var);
166 DbgPrint("* TX: idle=%5d,TxRate=%3d, PER=%5d\n", zm_summary.tx_idle_count,
167 wd->CurrentTxRateKbps/1000,
168 (u16_t)wd->PER[wd->sta.oppositeInfo[0].rcCell.currentRate]);
169 DbgPrint("* RX: MSDU=%5d, VAR=%5d; MPDU=%5d, VAR=%5d\n", zm_summary.rx_msdu_count,
170 zm_var.rx_msdu_var, zm_summary.rx_mpdu_count, zm_var.rx_mpdu_var);
171 DbgPrint("* RX: idle=%5d,RxRate=%3d,AMSDU=%5d\n", zm_summary.rx_idle_count,
172 wd->CurrentRxRateKbps/1000, zm_summary.rx_amsdu_len);
173 DbgPrint("* RX broken seq=%4d, distances=%4d, duplicates=%4d\n", zm_summary.rx_broken_seq,
174 zm_summary.rx_broken_seq_dis, zm_summary.rx_duplicate_seq);
175 DbgPrint("* RX old seq=%4d, lost=%4d, broken sum=%4d\n", zm_summary.rx_old_seq,
176 (zm_summary.rx_broken_seq - zm_summary.rx_duplicate_seq - zm_summary.rx_old_seq),
177 zm_summary.rx_broken_sum);
178 DbgPrint("* Rx lost sum=%4d,dup. error=%4d, free count=%4d\n", zm_summary.rx_lost_sum,
179 zm_summary.rx_duplicate_error, zm_summary.rx_free);
180 DbgPrint("* Rx flush sum=%4d, clear sum=%4d, reorder=%7d\n", zm_summary.rx_flush,
181 zm_summary.rx_clear, zm_summary.rx_reorder);
182 DbgPrint("* Firmware reset=%3d, reset sum=%4d\n", zm_summary.reset_count,
183 zm_summary.reset_sum);
184 DbgPrint("******************************************************\n\n");
186 zm_summary.tx_msdu_count = 0;
187 zm_summary.tx_mpdu_count = 0;
188 zm_summary.rx_msdu_count = 0;
189 zm_summary.rx_mpdu_count = 0;
190 zm_summary.rx_broken_seq = 0;
191 zm_summary.rx_broken_seq_dis = 0;
192 zm_summary.rx_duplicate_seq = 0;
193 zm_summary.rx_old_seq = 0;
194 zm_summary.reset_count = 0;
195 zm_summary.rx_amsdu_len = 0;
197 for (i=0; i<100; i++)
199 zm_var.tx_msdu_tick[i] = zm_var.tx_mpdu_tick[i] = 0;
200 zm_var.rx_msdu_tick[i] = zm_var.rx_mpdu_tick[i] = 0;
203 zfTimerSchedule(dev, ZM_EVENT_TIMEOUT_PERFORMANCE, 100);
206 void zfiTxPerformanceMSDU(zdev_t* dev, u32_t tick)
209 zm_summary.tx_msdu_count++;
211 index = tick - zm_summary.tick_base;
215 zm_var.tx_msdu_tick[index]++;
219 //DbgPrint("wd->tick exceeded tick_base+100!\n");
223 void zfiRxPerformanceMSDU(zdev_t* dev, u32_t tick)
226 zm_summary.rx_msdu_count++;
228 index = tick - zm_summary.tick_base;
232 zm_var.rx_msdu_tick[index]++;
236 //DbgPrint("wd->tick exceeded tick_base+100!\n");
240 void zfiTxPerformanceMPDU(zdev_t* dev, u32_t tick)
243 zm_summary.tx_mpdu_count++;
245 index = tick - zm_summary.tick_base;
249 zm_var.tx_mpdu_tick[index]++;
253 //DbgPrint("wd->tick exceeded tick_base+100!\n");
257 #ifndef ZM_INT_USE_EP2_HEADER_SIZE
258 #define ZM_INT_USE_EP2_HEADER_SIZE 12
260 void zfiRxPerformanceMPDU(zdev_t* dev, zbuf_t* buf)
269 zmw_get_wlan_dev(dev);
271 len = zfwBufGetSize(dev, buf);
272 mpduInd = zmw_rx_buf_readb(dev, buf, len-1);
273 /* First MPDU or Single MPDU */
274 if(((mpduInd & 0x30) == 0x00) || ((mpduInd & 0x30) == 0x20))
275 //if ((mpduInd & 0x10) == 0x00)
277 plcpHdrLen = 12; // PLCP header length
281 if (zmw_rx_buf_readh(dev, buf, 4) == wd->macAddr[0] &&
282 zmw_rx_buf_readh(dev, buf, 6) == wd->macAddr[1] &&
283 zmw_rx_buf_readh(dev, buf, 8) == wd->macAddr[2]) {
286 else if (zmw_rx_buf_readh(dev, buf, 16) == wd->macAddr[0] &&
287 zmw_rx_buf_readh(dev, buf, 18) == wd->macAddr[1] &&
288 zmw_rx_buf_readh(dev, buf, 20) == wd->macAddr[2]){
296 frameCtrl = zmw_rx_buf_readb(dev, buf, plcpHdrLen + 0);
297 frameType = frameCtrl & 0xf;
299 if (frameType != ZM_WLAN_DATA_FRAME)
304 zm_summary.rx_mpdu_count++;
306 index = wd->tick - zm_summary.tick_base;
310 zm_var.rx_mpdu_tick[index]++;
314 //DbgPrint("wd->tick exceeded tick_base+100!\n");
318 void zfiRxPerformanceSeq(zdev_t* dev, zbuf_t* buf)
322 u16_t old_dis = zm_summary.rx_broken_seq_dis;
323 //sys_time = KeQueryPerformanceCounter(&freq);
325 seq_no = zmw_rx_buf_readh(dev, buf, offset+22) >> 4;
327 ZM_SEQ_DEBUG("Out %5d\n", seq_no);
329 if (seq_no < zm_summary.rx_seq_base)
333 if (zm_summary.rx_seq_base != 4095)
335 zm_summary.rx_broken_seq++;
336 ZM_SEQ_DEBUG("Broken seq");
337 zm_summary.rx_broken_seq_dis+=(4096 - zm_summary.rx_seq_base);
340 else if ((seq_no < 300) && (zm_summary.rx_seq_base > 3800))
342 zm_summary.rx_broken_seq++;
343 ZM_SEQ_DEBUG("Broken seq");
344 zm_summary.rx_broken_seq_dis+=(4096 - zm_summary.rx_seq_base + seq_no);
348 zm_summary.rx_broken_seq++;
349 ZM_SEQ_DEBUG("Broken seq");
350 zm_summary.rx_broken_seq_dis+=(zm_summary.rx_seq_base - seq_no);
351 zm_summary.rx_old_seq++;
356 if (seq_no != (zm_summary.rx_seq_base + 1))
358 if ((seq_no > 3800) && (zm_summary.rx_seq_base < 300))
360 zm_summary.rx_broken_seq++;
361 ZM_SEQ_DEBUG("Broken seq");
362 zm_summary.rx_broken_seq_dis+=(4096 - seq_no + zm_summary.rx_seq_base);
363 zm_summary.rx_old_seq++;
367 zm_summary.rx_broken_seq++;
368 ZM_SEQ_DEBUG("Broken seq");
369 zm_summary.rx_broken_seq_dis+=(seq_no - zm_summary.rx_seq_base);
373 if (seq_no == zm_summary.rx_seq_base)
375 zm_summary.rx_duplicate_seq++;
378 if ((zm_summary.rx_broken_seq_dis - old_dis) > 100)
380 DbgPrint("* seq_no=%4d, base_seq=%4d, dis_diff=%4d", seq_no,
381 zm_summary.rx_seq_base, zm_summary.rx_broken_seq_dis - old_dis);
383 zm_summary.rx_seq_base = seq_no;
386 void zfiRxPerformanceReg(zdev_t* dev, u32_t reg, u32_t rsp)
388 zm_summary.reset_count = (u16_t)rsp - zm_summary.reset_sum;
389 zm_summary.reset_sum = (u16_t)rsp;
392 void zfiRxPerformanceDup(zdev_t* dev, zbuf_t* buf1, zbuf_t* buf2)
394 u16_t seq_no1, seq_no2;
396 seq_no1 = zmw_rx_buf_readh(dev, buf1, 22) >> 4;
397 seq_no2 = zmw_rx_buf_readh(dev, buf2, 22) >> 4;
398 if (seq_no1 != seq_no2)
400 zm_summary.rx_duplicate_error++;
404 void zfiRxPerformanceFree(zdev_t* dev, zbuf_t* buf)
406 zm_summary.rx_free++;
409 void zfiRxPerformanceAMSDU(zdev_t* dev, zbuf_t* buf, u16_t len)
411 if (zm_summary.rx_amsdu_len < len)
413 zm_summary.rx_amsdu_len = len;
416 void zfiRxPerformanceFlush(zdev_t* dev)
418 zm_summary.rx_flush++;
421 void zfiRxPerformanceClear(zdev_t* dev)
423 zm_summary.rx_clear++;
424 ZM_SEQ_DEBUG("RxClear");
427 void zfiRxPerformanceReorder(zdev_t* dev)
429 zm_summary.rx_reorder++;
431 #endif /* end of ZM_ENABLE_PERFORMANCE_EVALUATION */