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| author | Felix Fietkau <nbd@openwrt.org> | 2009-08-19 14:48:31 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2009-08-19 14:48:31 +0000 |
| commit | 7c746b122fa8225305116d1f806c9ab7238335ab (patch) | |
| tree | 3c39a449dfc987d80ab45d52cf881a738e07b497 /package/madwifi/patches/444-beacon_update_war.patch | |
| parent | 7f6b21ae626cfdeef62fa1968c10daa919abb3f8 (diff) | |
| download | mtk-20170518-7c746b122fa8225305116d1f806c9ab7238335ab.zip mtk-20170518-7c746b122fa8225305116d1f806c9ab7238335ab.tar.gz mtk-20170518-7c746b122fa8225305116d1f806c9ab7238335ab.tar.bz2 | |
add powersave fixes based on patches by Steven Luo (#4376)
SVN-Revision: 17312
Diffstat (limited to 'package/madwifi/patches/444-beacon_update_war.patch')
| -rw-r--r-- | package/madwifi/patches/444-beacon_update_war.patch | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/package/madwifi/patches/444-beacon_update_war.patch b/package/madwifi/patches/444-beacon_update_war.patch new file mode 100644 index 0000000..6a3178a --- /dev/null +++ b/package/madwifi/patches/444-beacon_update_war.patch @@ -0,0 +1,17 @@ +--- a/net80211/ieee80211_beacon.c ++++ b/net80211/ieee80211_beacon.c +@@ -476,6 +476,14 @@ ieee80211_beacon_update(struct ieee80211 + tie->tim_bitctl |= BITCTL_BUFD_MCAST; + else + tie->tim_bitctl &= ~BITCTL_BUFD_MCAST; ++ ++ /* WAR: on some platforms, a race condition between beacon ++ * contents update and beacon transmission leads to beacon ++ * data not being updated in time. For most fields this is ++ * not critical, but for powersave it is. Work around this ++ * by always remapping the beacon when the TIM IE changes. ++ */ ++ len_changed = 1; + } + + /* Whenever we want to switch to a new channel, we need to follow the |