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)