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authorMarek Kwaczynski <marek.kwaczynski@tieto.com>2014-02-03 14:44:44 +0100
committerJohannes Berg <johannes.berg@intel.com>2014-02-05 14:03:23 +0100
commitb1bce14a7954790d0fd3bba29375a65aa96fc57c (patch)
tree167db77bcc08a2241de6aba667508aebf17f792c /net/mac80211/vht.c
parentcfg80211: regulatory introduce maximum bandwidth calculation (diff)
downloadlinux-b1bce14a7954790d0fd3bba29375a65aa96fc57c.tar.xz
linux-b1bce14a7954790d0fd3bba29375a65aa96fc57c.zip
mac80211: update opmode when adding new station
Update the operating mode field is needed when an association request contains the operating mode notification element and it's not just changed later on the fly. Signed-off-by: Marek Kwaczynski <marek.kwaczynski@tieto.com> [clarify commit log, comments & fix whitespace] Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/vht.c')
-rw-r--r--net/mac80211/vht.c26
1 files changed, 19 insertions, 7 deletions
diff --git a/net/mac80211/vht.c b/net/mac80211/vht.c
index d75f35c6e1a0..e9e36a256165 100644
--- a/net/mac80211/vht.c
+++ b/net/mac80211/vht.c
@@ -349,9 +349,9 @@ void ieee80211_sta_set_rx_nss(struct sta_info *sta)
sta->sta.rx_nss = max_t(u8, 1, ht_rx_nss);
}
-void ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata,
- struct sta_info *sta, u8 opmode,
- enum ieee80211_band band, bool nss_only)
+u32 __ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata,
+ struct sta_info *sta, u8 opmode,
+ enum ieee80211_band band, bool nss_only)
{
struct ieee80211_local *local = sdata->local;
struct ieee80211_supported_band *sband;
@@ -363,7 +363,7 @@ void ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata,
/* ignore - no support for BF yet */
if (opmode & IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF)
- return;
+ return 0;
nss = opmode & IEEE80211_OPMODE_NOTIF_RX_NSS_MASK;
nss >>= IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT;
@@ -375,7 +375,7 @@ void ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata,
}
if (nss_only)
- goto change;
+ return changed;
switch (opmode & IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK) {
case IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ:
@@ -398,7 +398,19 @@ void ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata,
changed |= IEEE80211_RC_BW_CHANGED;
}
- change:
- if (changed)
+ return changed;
+}
+
+void ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata,
+ struct sta_info *sta, u8 opmode,
+ enum ieee80211_band band, bool nss_only)
+{
+ struct ieee80211_local *local = sdata->local;
+ struct ieee80211_supported_band *sband = local->hw.wiphy->bands[band];
+
+ u32 changed = __ieee80211_vht_handle_opmode(sdata, sta, opmode,
+ band, nss_only);
+
+ if (changed > 0)
rate_control_rate_update(local, sband, sta, changed);
}