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authorLuciano Coelho <luciano.coelho@intel.com>2014-10-08 08:48:40 +0200
committerJohannes Berg <johannes.berg@intel.com>2014-10-09 11:30:09 +0200
commit0f791eb47f8222fd594e6f8a090632344ef23924 (patch)
treeec3771ef78ebd391e7c4e90472b5e8246f083703 /net/mac80211/mlme.c
parentmac80211: wait for the first beacon on the new channel after CSA (diff)
downloadlinux-0f791eb47f8222fd594e6f8a090632344ef23924.tar.xz
linux-0f791eb47f8222fd594e6f8a090632344ef23924.zip
mac80211: allow channel switch with multiple channel contexts
Channel switch with multiple channel contexts should now work fine. Remove check that disallows switches when multiple contexts are in use. Signed-off-by: Luciano Coelho <luciano.coelho@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/mlme.c')
-rw-r--r--net/mac80211/mlme.c26
1 files changed, 10 insertions, 16 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 148253c1bd78..fb6561509caf 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1134,21 +1134,15 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata,
chanctx = container_of(conf, struct ieee80211_chanctx, conf);
- if (local->use_chanctx) {
- u32 num_chanctx = 0;
- list_for_each_entry(chanctx, &local->chanctx_list, list)
- num_chanctx++;
-
- if (num_chanctx > 1 ||
- !(local->hw.flags & IEEE80211_HW_CHANCTX_STA_CSA)) {
- sdata_info(sdata,
- "not handling chan-switch with channel contexts\n");
- ieee80211_queue_work(&local->hw,
- &ifmgd->csa_connection_drop_work);
- mutex_unlock(&local->chanctx_mtx);
- mutex_unlock(&local->mtx);
- return;
- }
+ if (local->use_chanctx &&
+ !(local->hw.flags & IEEE80211_HW_CHANCTX_STA_CSA)) {
+ sdata_info(sdata,
+ "driver doesn't support chan-switch with channel contexts\n");
+ ieee80211_queue_work(&local->hw,
+ &ifmgd->csa_connection_drop_work);
+ mutex_unlock(&local->chanctx_mtx);
+ mutex_unlock(&local->mtx);
+ return;
}
ch_switch.timestamp = timestamp;
@@ -1192,7 +1186,7 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata,
if (local->ops->channel_switch) {
/* use driver's channel switch callback */
- drv_channel_switch(local, &ch_switch);
+ drv_channel_switch(local, sdata, &ch_switch);
return;
}