xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

mac80211: process mesh channel switching using beacon

Browse Source 
Trigger the mesh channel switching procedure if the mesh STA
happens to miss the CSA action frame but able to receive the
beacon containing the CSA and MCSP elements from its peer
mesh STAs.

Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@cozybit.com>
[fix locking in ieee80211_mesh_process_chnswitch()]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Chun-Yeow Yeoh
2013-10-17 15:55:18 -07:00
committed by Johannes Berg
parent b8456a14e9
commit 33a45867c5
2 changed files with 136 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
net/mac80211/spectmgmt.c
View File

@@ -74,6 +74,12 @@ int ieee80211_parse_ch_switch_ie(struct ieee80211_sub_if_data *sdata,
return 1;
}
/* Mesh Channel Switch Parameters Element */
if (elems->mesh_chansw_params_ie) {
csa_ie->ttl = elems->mesh_chansw_params_ie->mesh_ttl;
csa_ie->mode = elems->mesh_chansw_params_ie->mesh_flags;
}
new_freq = ieee80211_channel_to_frequency(new_chan_no, new_band);
new_chan = ieee80211_get_channel(sdata->local->hw.wiphy, new_freq);
if (!new_chan || new_chan->flags & IEEE80211_CHAN_DISABLED) {