Cross Reference: /src/sys/dev/ic/athrate-sample.c

Lines Matching defs:size_bin
169 static inline int best_rate_ndx(struct sample_node *sn, int size_bin, 
176 		int tt = sn->stats[size_bin][x].average_tx_time;
178 				!sn->stats[size_bin][x].packets_acked)) {
187 		if (sn->stats[size_bin][x].successive_failures > 3)
202 pick_sample_ndx(struct sample_node *sn, int size_bin) 
208 	current_ndx = sn->current_rate[size_bin];
214 	current_tt = sn->stats[size_bin][current_ndx].average_tx_time;
217 		int ndx = (sn->last_sample_ndx[size_bin]+1+x) % sn->num_rates;
224 		if (sn->stats[size_bin][ndx].perfect_tx_time > current_tt) 
228 		if (ticks - sn->stats[size_bin][ndx].last_tx < ((hz * STALE_FAILURE_TIMEOUT_MS)/1000) &&
229 		    sn->stats[size_bin][ndx].successive_failures > 3)
247 		sn->last_sample_ndx[size_bin] = ndx;
261 	int ndx, size_bin, mrr, best_ndx, change_rates;
265 	size_bin = size_to_bin(frameLen);
266 	best_ndx = best_rate_ndx(sn, size_bin, !mrr);
269 		average_tx_time = sn->stats[size_bin][best_ndx].average_tx_time;
280 		if (sn->sample_tt[size_bin] < average_tx_time * (sn->packets_since_sample[size_bin]*ssc->ath_sample_rate/100)) {
286 			ndx = pick_sample_ndx(sn, size_bin);
287 			if (ndx != sn->current_rate[size_bin]) {
288 				sn->current_sample_ndx[size_bin] = ndx;
290 				sn->current_sample_ndx[size_bin] = -1;
292 			sn->packets_since_sample[size_bin] = 0;
296 			if (!sn->packets_sent[size_bin] || best_ndx == -1) {
304 					    sn->stats[size_bin][ndx].successive_failures == 0) {
310 			} else if (sn->packets_sent[size_bin] < 20) {
313 			} else if (ticks - ((hz*MIN_SWITCH_MS)/1000) > sn->ticks_since_switch[size_bin]) {
316 			} else if (average_tx_time * 2 < sn->stats[size_bin][sn->current_rate[size_bin]].average_tx_time) {
321 			sn->packets_since_sample[size_bin]++;
324 				if (best_ndx != sn->current_rate[size_bin]) {
328 						packet_size_bins[size_bin],
329 						sn->rates[sn->current_rate[size_bin]].rate,
330 						sn->stats[size_bin][sn->current_rate[size_bin]].average_tx_time,
331 						sn->stats[size_bin][sn->current_rate[size_bin]].perfect_tx_time,
333 						sn->stats[size_bin][best_ndx].average_tx_time,
334 						sn->stats[size_bin][best_ndx].perfect_tx_time,
335 						sn->packets_since_switch[size_bin],
338 				sn->packets_since_switch[size_bin] = 0;
339 				sn->current_rate[size_bin] = best_ndx;
340 				sn->ticks_since_switch[size_bin] = ticks;
342 			ndx = sn->current_rate[size_bin];
343 			sn->packets_since_switch[size_bin]++;
344 			if (size_bin == 0) {
362 	sn->packets_sent[size_bin]++;
372 	int size_bin = 0;
375 	size_bin = size_to_bin(frame_size);	// TODO: it's correct that frame_size always 0 ?
376 	ndx = sn->current_rate[size_bin]; /* retry at the current bit-rate */
378 	if (!sn->stats[size_bin][ndx].packets_acked) {
407 	int size_bin;
414 	size_bin = size_to_bin(frame_size);
415 	size = bin_to_size(size_bin);
442 	if (sn->stats[size_bin][ndx0].total_packets < (100 / (100 - ssc->ath_smoothing_rate))) {
444 		int avg_tx = sn->stats[size_bin][ndx0].average_tx_time;
445 		int packets = sn->stats[size_bin][ndx0].total_packets;
446 		sn->stats[size_bin][ndx0].average_tx_time = (tt+(avg_tx*packets))/(packets+1);
449 		sn->stats[size_bin][ndx0].average_tx_time = 
450 			((sn->stats[size_bin][ndx0].average_tx_time * ssc->ath_smoothing_rate) + 
456 		sn->stats[size_bin][ndx0].successive_failures++;
457 		for (y = size_bin+1; y < NUM_PACKET_SIZE_BINS; y++) {
468 		sn->stats[size_bin][ndx0].packets_acked++;
469 		sn->stats[size_bin][ndx0].successive_failures = 0;
471 	sn->stats[size_bin][ndx0].tries += tries;
472 	sn->stats[size_bin][ndx0].last_tx = ticks;
473 	sn->stats[size_bin][ndx0].total_packets++;
476 	if (ndx0 == sn->current_sample_ndx[size_bin]) {
480 			sn->stats[size_bin][ndx0].average_tx_time,
481 			sn->stats[size_bin][ndx0].perfect_tx_time,
483 		sn->sample_tt[size_bin] = tt;
484 		sn->current_sample_ndx[size_bin] = -1;
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