diff options
Diffstat (limited to 'package/kernel/mac80211/patches/subsys/341-mac80211-minstrel_ht-improve-ampdu-length-estimation.patch')
-rw-r--r-- | package/kernel/mac80211/patches/subsys/341-mac80211-minstrel_ht-improve-ampdu-length-estimation.patch | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/package/kernel/mac80211/patches/subsys/341-mac80211-minstrel_ht-improve-ampdu-length-estimation.patch b/package/kernel/mac80211/patches/subsys/341-mac80211-minstrel_ht-improve-ampdu-length-estimation.patch deleted file mode 100644 index a8e6e89954..0000000000 --- a/package/kernel/mac80211/patches/subsys/341-mac80211-minstrel_ht-improve-ampdu-length-estimation.patch +++ /dev/null @@ -1,67 +0,0 @@ -From: Felix Fietkau <nbd@nbd.name> -Date: Sat, 26 Dec 2020 19:08:19 +0100 -Subject: [PATCH] mac80211: minstrel_ht: improve ampdu length estimation - -If the driver does not report A-MPDU length, estimate it based on the rate. - -Signed-off-by: Felix Fietkau <nbd@nbd.name> ---- - ---- a/net/mac80211/rc80211_minstrel_ht.c -+++ b/net/mac80211/rc80211_minstrel_ht.c -@@ -382,13 +382,37 @@ minstrel_get_ratestats(struct minstrel_h - return &mi->groups[index / MCS_GROUP_RATES].rates[index % MCS_GROUP_RATES]; - } - -+static inline int -+minstrel_get_duration(int index) -+{ -+ const struct mcs_group *group = &minstrel_mcs_groups[index / MCS_GROUP_RATES]; -+ unsigned int duration = group->duration[index % MCS_GROUP_RATES]; -+ return duration << group->shift; -+} -+ - static unsigned int - minstrel_ht_avg_ampdu_len(struct minstrel_ht_sta *mi) - { -- if (!mi->avg_ampdu_len) -- return AVG_AMPDU_SIZE; -+ int duration; -+ -+ if (mi->avg_ampdu_len) -+ return MINSTREL_TRUNC(mi->avg_ampdu_len); -+ -+ if (minstrel_ht_is_legacy_group(mi->max_tp_rate[0] / MCS_GROUP_RATES)) -+ return 1; -+ -+ duration = minstrel_get_duration(mi->max_tp_rate[0]); - -- return MINSTREL_TRUNC(mi->avg_ampdu_len); -+ if (duration > 400 * 1000) -+ return 2; -+ -+ if (duration > 250 * 1000) -+ return 4; -+ -+ if (duration > 150 * 1000) -+ return 8; -+ -+ return 16; - } - - /* -@@ -588,14 +612,6 @@ minstrel_ht_prob_rate_reduce_streams(str - } - } - --static inline int --minstrel_get_duration(int index) --{ -- const struct mcs_group *group = &minstrel_mcs_groups[index / MCS_GROUP_RATES]; -- unsigned int duration = group->duration[index % MCS_GROUP_RATES]; -- return duration << group->shift; --} -- - static bool - minstrel_ht_probe_group(struct minstrel_ht_sta *mi, const struct mcs_group *tp_group, - int tp_idx, const struct mcs_group *group) |