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authorFelix Fietkau <nbd@nbd.name>2019-10-08 19:11:39 +0200
committerJohannes Berg <johannes.berg@intel.com>2019-10-11 10:31:45 +0200
commit5f63afe0288d9553a9560725d7abbf3fc899a5da (patch)
tree374b18405fa1c2420856ae000b349285e5bfe66b /net/mac80211
parentb1103d256704869f94c1399d189618c43724ded6 (diff)
downloadlinux-5f63afe0288d9553a9560725d7abbf3fc899a5da.tar.bz2
mac80211: minstrel_ht: rename prob_ewma to prob_avg, use it for the new average
Reduces per-rate data structure size Signed-off-by: Felix Fietkau <nbd@nbd.name> Link: https://lore.kernel.org/r/20191008171139.96476-3-nbd@nbd.name Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/rc80211_minstrel.c40
-rw-r--r--net/mac80211/rc80211_minstrel.h23
-rw-r--r--net/mac80211/rc80211_minstrel_debugfs.c8
-rw-r--r--net/mac80211/rc80211_minstrel_ht.c50
-rw-r--r--net/mac80211/rc80211_minstrel_ht.h2
-rw-r--r--net/mac80211/rc80211_minstrel_ht_debugfs.c8
6 files changed, 63 insertions, 68 deletions
diff --git a/net/mac80211/rc80211_minstrel.c b/net/mac80211/rc80211_minstrel.c
index d9b7bc7fdb33..86bc469a28bc 100644
--- a/net/mac80211/rc80211_minstrel.c
+++ b/net/mac80211/rc80211_minstrel.c
@@ -70,7 +70,7 @@ rix_to_ndx(struct minstrel_sta_info *mi, int rix)
}
/* return current EMWA throughput */
-int minstrel_get_tp_avg(struct minstrel_rate *mr, int prob_ewma)
+int minstrel_get_tp_avg(struct minstrel_rate *mr, int prob_avg)
{
int usecs;
@@ -79,13 +79,13 @@ int minstrel_get_tp_avg(struct minstrel_rate *mr, int prob_ewma)
usecs = 1000000;
/* reset thr. below 10% success */
- if (mr->stats.prob_ewma < MINSTREL_FRAC(10, 100))
+ if (mr->stats.prob_avg < MINSTREL_FRAC(10, 100))
return 0;
- if (prob_ewma > MINSTREL_FRAC(90, 100))
+ if (prob_avg > MINSTREL_FRAC(90, 100))
return MINSTREL_TRUNC(100000 * (MINSTREL_FRAC(90, 100) / usecs));
else
- return MINSTREL_TRUNC(100000 * (prob_ewma / usecs));
+ return MINSTREL_TRUNC(100000 * (prob_avg / usecs));
}
/* find & sort topmost throughput rates */
@@ -98,8 +98,8 @@ minstrel_sort_best_tp_rates(struct minstrel_sta_info *mi, int i, u8 *tp_list)
for (j = MAX_THR_RATES; j > 0; --j) {
tmp_mrs = &mi->r[tp_list[j - 1]].stats;
- if (minstrel_get_tp_avg(&mi->r[i], cur_mrs->prob_ewma) <=
- minstrel_get_tp_avg(&mi->r[tp_list[j - 1]], tmp_mrs->prob_ewma))
+ if (minstrel_get_tp_avg(&mi->r[i], cur_mrs->prob_avg) <=
+ minstrel_get_tp_avg(&mi->r[tp_list[j - 1]], tmp_mrs->prob_avg))
break;
}
@@ -166,15 +166,15 @@ minstrel_calc_rate_stats(struct minstrel_priv *mp,
mrs->sample_skipped = 0;
cur_prob = MINSTREL_FRAC(mrs->success, mrs->attempts);
if (mp->new_avg) {
- mrs->prob_ewma = minstrel_filter_avg_add(&mrs->avg,
- cur_prob);
+ minstrel_filter_avg_add(&mrs->prob_avg,
+ &mrs->prob_avg_1, cur_prob);
} else if (unlikely(!mrs->att_hist)) {
- mrs->prob_ewma = cur_prob;
+ mrs->prob_avg = cur_prob;
} else {
/*update exponential weighted moving avarage */
- mrs->prob_ewma = minstrel_ewma(mrs->prob_ewma,
- cur_prob,
- EWMA_LEVEL);
+ mrs->prob_avg = minstrel_ewma(mrs->prob_avg,
+ cur_prob,
+ EWMA_LEVEL);
}
mrs->att_hist += mrs->attempts;
mrs->succ_hist += mrs->success;
@@ -208,8 +208,8 @@ minstrel_update_stats(struct minstrel_priv *mp, struct minstrel_sta_info *mi)
/* Sample less often below the 10% chance of success.
* Sample less often above the 95% chance of success. */
- if (mrs->prob_ewma > MINSTREL_FRAC(95, 100) ||
- mrs->prob_ewma < MINSTREL_FRAC(10, 100)) {
+ if (mrs->prob_avg > MINSTREL_FRAC(95, 100) ||
+ mrs->prob_avg < MINSTREL_FRAC(10, 100)) {
mr->adjusted_retry_count = mrs->retry_count >> 1;
if (mr->adjusted_retry_count > 2)
mr->adjusted_retry_count = 2;
@@ -229,14 +229,14 @@ minstrel_update_stats(struct minstrel_priv *mp, struct minstrel_sta_info *mi)
* choose the maximum throughput rate as max_prob_rate
* (2) if all success probabilities < 95%, the rate with
* highest success probability is chosen as max_prob_rate */
- if (mrs->prob_ewma >= MINSTREL_FRAC(95, 100)) {
- tmp_cur_tp = minstrel_get_tp_avg(mr, mrs->prob_ewma);
+ if (mrs->prob_avg >= MINSTREL_FRAC(95, 100)) {
+ tmp_cur_tp = minstrel_get_tp_avg(mr, mrs->prob_avg);
tmp_prob_tp = minstrel_get_tp_avg(&mi->r[tmp_prob_rate],
- tmp_mrs->prob_ewma);
+ tmp_mrs->prob_avg);
if (tmp_cur_tp >= tmp_prob_tp)
tmp_prob_rate = i;
} else {
- if (mrs->prob_ewma >= tmp_mrs->prob_ewma)
+ if (mrs->prob_avg >= tmp_mrs->prob_avg)
tmp_prob_rate = i;
}
}
@@ -426,7 +426,7 @@ minstrel_get_rate(void *priv, struct ieee80211_sta *sta,
* has a probability of >95%, we shouldn't be attempting
* to use it, as this only wastes precious airtime */
if (!mrr_capable &&
- (mi->r[ndx].stats.prob_ewma > MINSTREL_FRAC(95, 100)))
+ (mi->r[ndx].stats.prob_avg > MINSTREL_FRAC(95, 100)))
return;
mi->prev_sample = true;
@@ -577,7 +577,7 @@ static u32 minstrel_get_expected_throughput(void *priv_sta)
* computing cur_tp
*/
tmp_mrs = &mi->r[idx].stats;
- tmp_cur_tp = minstrel_get_tp_avg(&mi->r[idx], tmp_mrs->prob_ewma) * 10;
+ tmp_cur_tp = minstrel_get_tp_avg(&mi->r[idx], tmp_mrs->prob_avg) * 10;
tmp_cur_tp = tmp_cur_tp * 1200 * 8 / 1024;
return tmp_cur_tp;
diff --git a/net/mac80211/rc80211_minstrel.h b/net/mac80211/rc80211_minstrel.h
index 31f6f02ab765..dbb43bcd3c45 100644
--- a/net/mac80211/rc80211_minstrel.h
+++ b/net/mac80211/rc80211_minstrel.h
@@ -47,14 +47,10 @@ minstrel_ewma(int old, int new, int weight)
return old + incr;
}
-struct minstrel_avg_ctx {
- s32 prev[2];
-};
-
-static inline int minstrel_filter_avg_add(struct minstrel_avg_ctx *ctx, s32 in)
+static inline int minstrel_filter_avg_add(u16 *prev_1, u16 *prev_2, s32 in)
{
- s32 out_1 = ctx->prev[0];
- s32 out_2 = ctx->prev[1];
+ s32 out_1 = *prev_1;
+ s32 out_2 = *prev_2;
s32 val;
if (!in)
@@ -76,8 +72,8 @@ static inline int minstrel_filter_avg_add(struct minstrel_avg_ctx *ctx, s32 in)
val = 1;
out:
- ctx->prev[1] = out_1;
- ctx->prev[0] = val;
+ *prev_2 = out_1;
+ *prev_1 = val;
return val;
}
@@ -90,10 +86,9 @@ struct minstrel_rate_stats {
/* total attempts/success counters */
u32 att_hist, succ_hist;
- struct minstrel_avg_ctx avg;
-
- /* prob_ewma - exponential weighted moving average of prob */
- u16 prob_ewma;
+ /* prob_avg - moving average of prob */
+ u16 prob_avg;
+ u16 prob_avg_1;
/* maximum retry counts */
u8 retry_count;
@@ -181,7 +176,7 @@ void minstrel_add_sta_debugfs(void *priv, void *priv_sta, struct dentry *dir);
/* Recalculate success probabilities and counters for a given rate using EWMA */
void minstrel_calc_rate_stats(struct minstrel_priv *mp,
struct minstrel_rate_stats *mrs);
-int minstrel_get_tp_avg(struct minstrel_rate *mr, int prob_ewma);
+int minstrel_get_tp_avg(struct minstrel_rate *mr, int prob_avg);
/* debugfs */
int minstrel_stats_open(struct inode *inode, struct file *file);
diff --git a/net/mac80211/rc80211_minstrel_debugfs.c b/net/mac80211/rc80211_minstrel_debugfs.c
index c8afd85b51a0..9b8e0daeb7bb 100644
--- a/net/mac80211/rc80211_minstrel_debugfs.c
+++ b/net/mac80211/rc80211_minstrel_debugfs.c
@@ -90,8 +90,8 @@ minstrel_stats_open(struct inode *inode, struct file *file)
p += sprintf(p, "%6u ", mr->perfect_tx_time);
tp_max = minstrel_get_tp_avg(mr, MINSTREL_FRAC(100,100));
- tp_avg = minstrel_get_tp_avg(mr, mrs->prob_ewma);
- eprob = MINSTREL_TRUNC(mrs->prob_ewma * 1000);
+ tp_avg = minstrel_get_tp_avg(mr, mrs->prob_avg);
+ eprob = MINSTREL_TRUNC(mrs->prob_avg * 1000);
p += sprintf(p, "%4u.%1u %4u.%1u %3u.%1u"
" %3u %3u %-3u "
@@ -147,8 +147,8 @@ minstrel_stats_csv_open(struct inode *inode, struct file *file)
p += sprintf(p, "%u,",mr->perfect_tx_time);
tp_max = minstrel_get_tp_avg(mr, MINSTREL_FRAC(100,100));
- tp_avg = minstrel_get_tp_avg(mr, mrs->prob_ewma);
- eprob = MINSTREL_TRUNC(mrs->prob_ewma * 1000);
+ tp_avg = minstrel_get_tp_avg(mr, mrs->prob_avg);
+ eprob = MINSTREL_TRUNC(mrs->prob_avg * 1000);
p += sprintf(p, "%u.%u,%u.%u,%u.%u,%u,%u,%u,"
"%llu,%llu,%d,%d\n",
diff --git a/net/mac80211/rc80211_minstrel_ht.c b/net/mac80211/rc80211_minstrel_ht.c
index 96c81392e617..694a31978a04 100644
--- a/net/mac80211/rc80211_minstrel_ht.c
+++ b/net/mac80211/rc80211_minstrel_ht.c
@@ -346,12 +346,12 @@ minstrel_ht_avg_ampdu_len(struct minstrel_ht_sta *mi)
*/
int
minstrel_ht_get_tp_avg(struct minstrel_ht_sta *mi, int group, int rate,
- int prob_ewma)
+ int prob_avg)
{
unsigned int nsecs = 0;
/* do not account throughput if sucess prob is below 10% */
- if (prob_ewma < MINSTREL_FRAC(10, 100))
+ if (prob_avg < MINSTREL_FRAC(10, 100))
return 0;
if (group != MINSTREL_CCK_GROUP)
@@ -365,11 +365,11 @@ minstrel_ht_get_tp_avg(struct minstrel_ht_sta *mi, int group, int rate,
* account for collision related packet error rate fluctuation
* (prob is scaled - see MINSTREL_FRAC above)
*/
- if (prob_ewma > MINSTREL_FRAC(90, 100))
+ if (prob_avg > MINSTREL_FRAC(90, 100))
return MINSTREL_TRUNC(100000 * ((MINSTREL_FRAC(90, 100) * 1000)
/ nsecs));
else
- return MINSTREL_TRUNC(100000 * ((prob_ewma * 1000) / nsecs));
+ return MINSTREL_TRUNC(100000 * ((prob_avg * 1000) / nsecs));
}
/*
@@ -389,13 +389,13 @@ minstrel_ht_sort_best_tp_rates(struct minstrel_ht_sta *mi, u16 index,
cur_group = index / MCS_GROUP_RATES;
cur_idx = index % MCS_GROUP_RATES;
- cur_prob = mi->groups[cur_group].rates[cur_idx].prob_ewma;
+ cur_prob = mi->groups[cur_group].rates[cur_idx].prob_avg;
cur_tp_avg = minstrel_ht_get_tp_avg(mi, cur_group, cur_idx, cur_prob);
do {
tmp_group = tp_list[j - 1] / MCS_GROUP_RATES;
tmp_idx = tp_list[j - 1] % MCS_GROUP_RATES;
- tmp_prob = mi->groups[tmp_group].rates[tmp_idx].prob_ewma;
+ tmp_prob = mi->groups[tmp_group].rates[tmp_idx].prob_avg;
tmp_tp_avg = minstrel_ht_get_tp_avg(mi, tmp_group, tmp_idx,
tmp_prob);
if (cur_tp_avg < tmp_tp_avg ||
@@ -432,7 +432,7 @@ minstrel_ht_set_best_prob_rate(struct minstrel_ht_sta *mi, u16 index)
tmp_group = mi->max_prob_rate / MCS_GROUP_RATES;
tmp_idx = mi->max_prob_rate % MCS_GROUP_RATES;
- tmp_prob = mi->groups[tmp_group].rates[tmp_idx].prob_ewma;
+ tmp_prob = mi->groups[tmp_group].rates[tmp_idx].prob_avg;
tmp_tp_avg = minstrel_ht_get_tp_avg(mi, tmp_group, tmp_idx, tmp_prob);
/* if max_tp_rate[0] is from MCS_GROUP max_prob_rate get selected from
@@ -444,11 +444,11 @@ minstrel_ht_set_best_prob_rate(struct minstrel_ht_sta *mi, u16 index)
max_gpr_group = mg->max_group_prob_rate / MCS_GROUP_RATES;
max_gpr_idx = mg->max_group_prob_rate % MCS_GROUP_RATES;
- max_gpr_prob = mi->groups[max_gpr_group].rates[max_gpr_idx].prob_ewma;
+ max_gpr_prob = mi->groups[max_gpr_group].rates[max_gpr_idx].prob_avg;
- if (mrs->prob_ewma > MINSTREL_FRAC(75, 100)) {
+ if (mrs->prob_avg > MINSTREL_FRAC(75, 100)) {
cur_tp_avg = minstrel_ht_get_tp_avg(mi, cur_group, cur_idx,
- mrs->prob_ewma);
+ mrs->prob_avg);
if (cur_tp_avg > tmp_tp_avg)
mi->max_prob_rate = index;
@@ -458,9 +458,9 @@ minstrel_ht_set_best_prob_rate(struct minstrel_ht_sta *mi, u16 index)
if (cur_tp_avg > max_gpr_tp_avg)
mg->max_group_prob_rate = index;
} else {
- if (mrs->prob_ewma > tmp_prob)
+ if (mrs->prob_avg > tmp_prob)
mi->max_prob_rate = index;
- if (mrs->prob_ewma > max_gpr_prob)
+ if (mrs->prob_avg > max_gpr_prob)
mg->max_group_prob_rate = index;
}
}
@@ -482,12 +482,12 @@ minstrel_ht_assign_best_tp_rates(struct minstrel_ht_sta *mi,
tmp_group = tmp_cck_tp_rate[0] / MCS_GROUP_RATES;
tmp_idx = tmp_cck_tp_rate[0] % MCS_GROUP_RATES;
- tmp_prob = mi->groups[tmp_group].rates[tmp_idx].prob_ewma;
+ tmp_prob = mi->groups[tmp_group].rates[tmp_idx].prob_avg;
tmp_cck_tp = minstrel_ht_get_tp_avg(mi, tmp_group, tmp_idx, tmp_prob);
tmp_group = tmp_mcs_tp_rate[0] / MCS_GROUP_RATES;
tmp_idx = tmp_mcs_tp_rate[0] % MCS_GROUP_RATES;
- tmp_prob = mi->groups[tmp_group].rates[tmp_idx].prob_ewma;
+ tmp_prob = mi->groups[tmp_group].rates[tmp_idx].prob_avg;
tmp_mcs_tp = minstrel_ht_get_tp_avg(mi, tmp_group, tmp_idx, tmp_prob);
if (tmp_cck_tp_rate && tmp_cck_tp > tmp_mcs_tp) {
@@ -518,7 +518,7 @@ minstrel_ht_prob_rate_reduce_streams(struct minstrel_ht_sta *mi)
continue;
tmp_idx = mg->max_group_prob_rate % MCS_GROUP_RATES;
- tmp_prob = mi->groups[group].rates[tmp_idx].prob_ewma;
+ tmp_prob = mi->groups[group].rates[tmp_idx].prob_avg;
if (tmp_tp < minstrel_ht_get_tp_avg(mi, group, tmp_idx, tmp_prob) &&
(minstrel_mcs_groups[group].streams < tmp_max_streams)) {
@@ -623,7 +623,7 @@ minstrel_ht_rate_sample_switch(struct minstrel_priv *mp,
* If that fails, look again for a rate that is at least as fast
*/
mrs = minstrel_get_ratestats(mi, mi->max_tp_rate[0]);
- faster_rate = mrs->prob_ewma > MINSTREL_FRAC(75, 100);
+ faster_rate = mrs->prob_avg > MINSTREL_FRAC(75, 100);
minstrel_ht_find_probe_rates(mi, rates, &n_rates, faster_rate);
if (!n_rates && faster_rate)
minstrel_ht_find_probe_rates(mi, rates, &n_rates, false);
@@ -738,7 +738,7 @@ minstrel_ht_update_stats(struct minstrel_priv *mp, struct minstrel_ht_sta *mi,
mrs = &mg->rates[i];
mrs->retry_updated = false;
minstrel_calc_rate_stats(mp, mrs);
- cur_prob = mrs->prob_ewma;
+ cur_prob = mrs->prob_avg;
if (minstrel_ht_get_tp_avg(mi, group, i, cur_prob) == 0)
continue;
@@ -1012,7 +1012,7 @@ minstrel_calc_retransmit(struct minstrel_priv *mp, struct minstrel_ht_sta *mi,
unsigned int overhead = 0, overhead_rtscts = 0;
mrs = minstrel_get_ratestats(mi, index);
- if (mrs->prob_ewma < MINSTREL_FRAC(1, 10)) {
+ if (mrs->prob_avg < MINSTREL_FRAC(1, 10)) {
mrs->retry_count = 1;
mrs->retry_count_rtscts = 1;
return;
@@ -1069,7 +1069,7 @@ minstrel_ht_set_rate(struct minstrel_priv *mp, struct minstrel_ht_sta *mi,
if (!mrs->retry_updated)
minstrel_calc_retransmit(mp, mi, index);
- if (mrs->prob_ewma < MINSTREL_FRAC(20, 100) || !mrs->retry_count) {
+ if (mrs->prob_avg < MINSTREL_FRAC(20, 100) || !mrs->retry_count) {
ratetbl->rate[offset].count = 2;
ratetbl->rate[offset].count_rts = 2;
ratetbl->rate[offset].count_cts = 2;
@@ -1103,11 +1103,11 @@ minstrel_ht_set_rate(struct minstrel_priv *mp, struct minstrel_ht_sta *mi,
}
static inline int
-minstrel_ht_get_prob_ewma(struct minstrel_ht_sta *mi, int rate)
+minstrel_ht_get_prob_avg(struct minstrel_ht_sta *mi, int rate)
{
int group = rate / MCS_GROUP_RATES;
rate %= MCS_GROUP_RATES;
- return mi->groups[group].rates[rate].prob_ewma;
+ return mi->groups[group].rates[rate].prob_avg;
}
static int
@@ -1119,7 +1119,7 @@ minstrel_ht_get_max_amsdu_len(struct minstrel_ht_sta *mi)
unsigned int duration;
/* Disable A-MSDU if max_prob_rate is bad */
- if (mi->groups[group].rates[rate].prob_ewma < MINSTREL_FRAC(50, 100))
+ if (mi->groups[group].rates[rate].prob_avg < MINSTREL_FRAC(50, 100))
return 1;
duration = g->duration[rate];
@@ -1142,7 +1142,7 @@ minstrel_ht_get_max_amsdu_len(struct minstrel_ht_sta *mi)
* data packet size
*/
if (duration > MCS_DURATION(1, 0, 260) ||
- (minstrel_ht_get_prob_ewma(mi, mi->max_tp_rate[0]) <
+ (minstrel_ht_get_prob_avg(mi, mi->max_tp_rate[0]) <
MINSTREL_FRAC(75, 100)))
return 3200;
@@ -1247,7 +1247,7 @@ minstrel_get_sample_rate(struct minstrel_priv *mp, struct minstrel_ht_sta *mi)
* rate, to avoid wasting airtime.
*/
sample_dur = minstrel_get_duration(sample_idx);
- if (mrs->prob_ewma > MINSTREL_FRAC(95, 100) ||
+ if (mrs->prob_avg > MINSTREL_FRAC(95, 100) ||
minstrel_get_duration(mi->max_prob_rate) * 3 < sample_dur)
return -1;
@@ -1705,7 +1705,7 @@ static u32 minstrel_ht_get_expected_throughput(void *priv_sta)
i = mi->max_tp_rate[0] / MCS_GROUP_RATES;
j = mi->max_tp_rate[0] % MCS_GROUP_RATES;
- prob = mi->groups[i].rates[j].prob_ewma;
+ prob = mi->groups[i].rates[j].prob_avg;
/* convert tp_avg from pkt per second in kbps */
tp_avg = minstrel_ht_get_tp_avg(mi, i, j, prob) * 10;
diff --git a/net/mac80211/rc80211_minstrel_ht.h b/net/mac80211/rc80211_minstrel_ht.h
index f938701e7ab7..53ea3c29debf 100644
--- a/net/mac80211/rc80211_minstrel_ht.h
+++ b/net/mac80211/rc80211_minstrel_ht.h
@@ -119,6 +119,6 @@ struct minstrel_ht_sta_priv {
void minstrel_ht_add_sta_debugfs(void *priv, void *priv_sta, struct dentry *dir);
int minstrel_ht_get_tp_avg(struct minstrel_ht_sta *mi, int group, int rate,
- int prob_ewma);
+ int prob_avg);
#endif
diff --git a/net/mac80211/rc80211_minstrel_ht_debugfs.c b/net/mac80211/rc80211_minstrel_ht_debugfs.c
index 5a6e9f3edc04..bebb71917742 100644
--- a/net/mac80211/rc80211_minstrel_ht_debugfs.c
+++ b/net/mac80211/rc80211_minstrel_ht_debugfs.c
@@ -98,8 +98,8 @@ minstrel_ht_stats_dump(struct minstrel_ht_sta *mi, int i, char *p)
p += sprintf(p, "%6u ", tx_time);
tp_max = minstrel_ht_get_tp_avg(mi, i, j, MINSTREL_FRAC(100, 100));
- tp_avg = minstrel_ht_get_tp_avg(mi, i, j, mrs->prob_ewma);
- eprob = MINSTREL_TRUNC(mrs->prob_ewma * 1000);
+ tp_avg = minstrel_ht_get_tp_avg(mi, i, j, mrs->prob_avg);
+ eprob = MINSTREL_TRUNC(mrs->prob_avg * 1000);
p += sprintf(p, "%4u.%1u %4u.%1u %3u.%1u"
" %3u %3u %-3u "
@@ -243,8 +243,8 @@ minstrel_ht_stats_csv_dump(struct minstrel_ht_sta *mi, int i, char *p)
p += sprintf(p, "%u,", tx_time);
tp_max = minstrel_ht_get_tp_avg(mi, i, j, MINSTREL_FRAC(100, 100));
- tp_avg = minstrel_ht_get_tp_avg(mi, i, j, mrs->prob_ewma);
- eprob = MINSTREL_TRUNC(mrs->prob_ewma * 1000);
+ tp_avg = minstrel_ht_get_tp_avg(mi, i, j, mrs->prob_avg);
+ eprob = MINSTREL_TRUNC(mrs->prob_avg * 1000);
p += sprintf(p, "%u.%u,%u.%u,%u.%u,%u,%u,"
"%u,%llu,%llu,",