diff options
Diffstat (limited to 'net/mac80211')
| -rw-r--r-- | net/mac80211/rc80211_minstrel_ht_debugfs.c | 49 |
1 files changed, 34 insertions, 15 deletions
diff --git a/net/mac80211/rc80211_minstrel_ht_debugfs.c b/net/mac80211/rc80211_minstrel_ht_debugfs.c index 20c676b8e5b6..7fc690ffd85a 100644 --- a/net/mac80211/rc80211_minstrel_ht_debugfs.c +++ b/net/mac80211/rc80211_minstrel_ht_debugfs.c @@ -19,7 +19,7 @@ static char * minstrel_ht_stats_dump(struct minstrel_ht_sta *mi, int i, char *p) { const struct mcs_group *mg; - unsigned int j, tp, prob, eprob; + unsigned int j, tp, prob, eprob, tx_time; char htmode = '2'; char gimode = 'L'; u32 gflags; @@ -45,12 +45,19 @@ minstrel_ht_stats_dump(struct minstrel_ht_sta *mi, int i, char *p) if (!(mi->groups[i].supported & BIT(j))) continue; - if (gflags & IEEE80211_TX_RC_MCS) - p += sprintf(p, " HT%c0/%cGI ", htmode, gimode); - else if (gflags & IEEE80211_TX_RC_VHT_MCS) - p += sprintf(p, "VHT%c0/%cGI ", htmode, gimode); - else - p += sprintf(p, " CCK/%cP ", j < 4 ? 'L' : 'S'); + if (gflags & IEEE80211_TX_RC_MCS) { + p += sprintf(p, "HT%c0 ", htmode); + p += sprintf(p, "%cGI ", gimode); + p += sprintf(p, "%d ", mg->streams); + } else if (gflags & IEEE80211_TX_RC_VHT_MCS) { + p += sprintf(p, "VHT%c0 ", htmode); + p += sprintf(p, "%cGI ", gimode); + p += sprintf(p, "%d ", mg->streams); + } else { + p += sprintf(p, "CCK "); + p += sprintf(p, "%cP ", j < 4 ? 'L' : 'S'); + p += sprintf(p, "1 "); + } *(p++) = (idx == mi->max_tp_rate[0]) ? 'A' : ' '; *(p++) = (idx == mi->max_tp_rate[1]) ? 'B' : ' '; @@ -59,21 +66,27 @@ minstrel_ht_stats_dump(struct minstrel_ht_sta *mi, int i, char *p) *(p++) = (idx == mi->max_prob_rate) ? 'P' : ' '; if (gflags & IEEE80211_TX_RC_MCS) { - p += sprintf(p, " MCS%-2u ", (mg->streams - 1) * 8 + j); + p += sprintf(p, " MCS%-2u", (mg->streams - 1) * 8 + j); } else if (gflags & IEEE80211_TX_RC_VHT_MCS) { - p += sprintf(p, " MCS%-1u/%1u", j, mg->streams); + p += sprintf(p, " MCS%-1u/%1u", j, mg->streams); } else { int r = bitrates[j % 4]; - p += sprintf(p, " %2u.%1uM ", r / 10, r % 10); + p += sprintf(p, " %2u.%1uM", r / 10, r % 10); } + p += sprintf(p, " %3u ", idx); + + /* tx_time[rate(i)] in usec */ + tx_time = DIV_ROUND_CLOSEST(mg->duration[j], 1000); + p += sprintf(p, "%6u ", tx_time); + tp = mr->cur_tp / 10; prob = MINSTREL_TRUNC(mr->cur_prob * 1000); eprob = MINSTREL_TRUNC(mr->probability * 1000); - p += sprintf(p, " %4u.%1u %3u.%1u %3u.%1u " - "%3u %4u(%4u) %9llu(%9llu)\n", + p += sprintf(p, "%4u.%1u %3u.%1u %3u.%1u " + "%3u %3u %-3u %9llu %-9llu\n", tp / 10, tp % 10, eprob / 10, eprob % 10, prob / 10, prob % 10, @@ -110,8 +123,14 @@ minstrel_ht_stats_open(struct inode *inode, struct file *file) file->private_data = ms; p = ms->buf; - p += sprintf(p, " type rate tpt eprob *prob " - "ret *ok(*cum) ok( cum)\n"); + + p += sprintf(p, "\n"); + p += sprintf(p, " best ________rate______ " + "__statistics__ ________last_______ " + "______sum-of________\n"); + p += sprintf(p, "mode guard # rate [name idx airtime] [ ø(tp) " + "ø(prob)] [prob.|retry|suc|att] [#success | " + "#attempts]\n"); p = minstrel_ht_stats_dump(mi, MINSTREL_CCK_GROUP, p); for (i = 0; i < MINSTREL_CCK_GROUP; i++) @@ -123,7 +142,7 @@ minstrel_ht_stats_open(struct inode *inode, struct file *file) "lookaround %d\n", max(0, (int) mi->total_packets - (int) mi->sample_packets), mi->sample_packets); - p += sprintf(p, "Average A-MPDU length: %d.%d\n", + p += sprintf(p, "Average # of aggregated frames per A-MPDU: %d.%d\n", MINSTREL_TRUNC(mi->avg_ampdu_len), MINSTREL_TRUNC(mi->avg_ampdu_len * 10) % 10); ms->len = p - ms->buf; |