From: Felix Fietkau <nbd@nbd.name>
To: linux-wireless@vger.kernel.org
Cc: johannes@sipsolutions.net
Subject: [PATCH v2] mac80211: support station 4-addr mode fast-rx
Date: Fri, 23 Feb 2018 13:55:50 +0100 [thread overview]
Message-ID: <20180223125550.67913-1-nbd@nbd.name> (raw)
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
net/mac80211/rx.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 6e2506a84586..6944705c5258 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -3747,10 +3747,6 @@ void ieee80211_check_fast_rx(struct sta_info *sta)
switch (sdata->vif.type) {
case NL80211_IFTYPE_STATION:
- /* 4-addr is harder to deal with, later maybe */
- if (sdata->u.mgd.use_4addr)
- goto clear;
-
if (sta->sta.tdls) {
fastrx.da_offs = offsetof(struct ieee80211_hdr, addr1);
fastrx.sa_offs = offsetof(struct ieee80211_hdr, addr2);
@@ -3763,6 +3759,13 @@ void ieee80211_check_fast_rx(struct sta_info *sta)
cpu_to_le16(IEEE80211_FCTL_FROMDS);
}
+ if (sdata->u.mgd.use_4addr && !sta->sta.tdls) {
+ fastrx.expected_ds_bits |=
+ cpu_to_le16(IEEE80211_FCTL_TODS);
+ fastrx.da_offs = offsetof(struct ieee80211_hdr, addr3);
+ fastrx.sa_offs = offsetof(struct ieee80211_hdr, addr4);
+ }
+
if (!sdata->u.mgd.powersave)
break;
--
2.14.2
reply other threads:[~2018-02-23 12:55 UTC|newest]
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