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mac80211: decrease the minstrel_ht sampling interval for faster rate adaption

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@23555 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2010-10-20 21:38:31 +00:00
parent 96ac2aaea7
commit 734a4bdaa5
2 changed files with 13 additions and 1 deletions
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3
package/mac80211/patches/560-minstrel_ht_performance.patch
View File

@ -18,13 +18,14 @@
cur_prob = 0;
cur_prob_tp = 0;
@@ -572,6 +573,10 @@ minstrel_get_sample_rate(struct minstrel
@@ -572,6 +573,11 @@ minstrel_get_sample_rate(struct minstrel
return sample_idx;
next:
+ if (mi->sample_retry > 0) {
+ mi->sample_retry--;
+ mi->sample_tries++;
+ mi->sample_wait = 1;
+ }
minstrel_next_sample_idx(mi);
return -1;

11
package/mac80211/patches/561-minstrel_ht_sampling_interval.patch Normal file
View File

@ -0,0 +1,11 @@
--- a/net/mac80211/rc80211_minstrel_ht.c
+++ b/net/mac80211/rc80211_minstrel_ht.c
@@ -408,7 +408,7 @@ minstrel_ht_tx_status(void *priv, struct
mi->ampdu_len += info->status.ampdu_len;
if (!mi->sample_wait && !mi->sample_tries && mi->sample_count > 0) {
- mi->sample_wait = 4 + 2 * MINSTREL_TRUNC(mi->avg_ampdu_len);
+ mi->sample_wait = 8 + MINSTREL_TRUNC(mi->avg_ampdu_len);
mi->sample_tries = 3;
mi->sample_count--;
}