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mac80211/minstrel_ht: show the number of retries for each rate in debugfs

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Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Felix Fietkau
2013-02-11 14:36:03 +01:00
committed by Johannes Berg
parent 3e4d40fa11
commit 7f4fe17bc2
1 changed files with 6 additions and 5 deletions
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11
net/mac80211/rc80211_minstrel_ht_debugfs.c
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@ -38,8 +38,8 @@ minstrel_ht_stats_open(struct inode *inode, struct file *file)
file->private_data = ms; file->private_data = ms;
p = ms->buf; p = ms->buf;
p += sprintf(p, "type rate throughput ewma prob this prob " p += sprintf(p, "type rate throughput ewma prob this prob "
"this succ/attempt success attempts\n"); "retry this succ/attempt success attempts\n");
for (i = 0; i < MINSTREL_MAX_STREAMS * MINSTREL_STREAM_GROUPS; i++) { for (i = 0; i < MINSTREL_MAX_STREAMS * MINSTREL_STREAM_GROUPS; i++) {
char htmode = '2'; char htmode = '2';
char gimode = 'L'; char gimode = 'L';
@ -64,18 +64,19 @@ minstrel_ht_stats_open(struct inode *inode, struct file *file)
*(p++) = (idx == mi->max_tp_rate) ? 'T' : ' '; *(p++) = (idx == mi->max_tp_rate) ? 'T' : ' ';
*(p++) = (idx == mi->max_tp_rate2) ? 't' : ' '; *(p++) = (idx == mi->max_tp_rate2) ? 't' : ' ';
*(p++) = (idx == mi->max_prob_rate) ? 'P' : ' '; *(p++) = (idx == mi->max_prob_rate) ? 'P' : ' ';
p += sprintf(p, "MCS%-2u", (minstrel_mcs_groups[i].streams - 1) * p += sprintf(p, " MCS%-2u", (minstrel_mcs_groups[i].streams - 1) *
MCS_GROUP_RATES + j); MCS_GROUP_RATES + j);
tp = mr->cur_tp / 10; tp = mr->cur_tp / 10;
prob = MINSTREL_TRUNC(mr->cur_prob * 1000); prob = MINSTREL_TRUNC(mr->cur_prob * 1000);
eprob = MINSTREL_TRUNC(mr->probability * 1000); eprob = MINSTREL_TRUNC(mr->probability * 1000);
p += sprintf(p, " %6u.%1u %6u.%1u %6u.%1u " p += sprintf(p, " %6u.%1u %6u.%1u %6u.%1u "
"%3u(%3u) %8llu %8llu\n", "%3u %3u(%3u) %8llu %8llu\n",
tp / 10, tp % 10, tp / 10, tp % 10,
eprob / 10, eprob % 10, eprob / 10, eprob % 10,
prob / 10, prob % 10, prob / 10, prob % 10,
mr->retry_count,
mr->last_success, mr->last_success,
mr->last_attempts, mr->last_attempts,
(unsigned long long)mr->succ_hist, (unsigned long long)mr->succ_hist,