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mac80211: support mesh rate updates 

An existing mesh station entry may change its rate
capabilities, so call rate_control_rate_update() to notify
the rate control.

Signed-off-by: Thomas Pedersen <thomas@cozybit.com>
[fix compilation]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
hifive-unleashed-5.1
Thomas Pedersen 2013-01-23 12:18:13 -08:00 committed by Johannes Berg
parent 296fcba3ba
commit f68d776a04
2 changed files with 9 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
net/mac80211/driver-ops.h
View File

@ -569,7 +569,8 @@ static inline void drv_sta_rc_update(struct ieee80211_local *local,
check_sdata_in_driver(sdata);
WARN_ON(changed & IEEE80211_RC_SUPP_RATES_CHANGED &&
sdata->vif.type != NL80211_IFTYPE_ADHOC);
(sdata->vif.type != NL80211_IFTYPE_ADHOC &&
sdata->vif.type != NL80211_IFTYPE_MESH_POINT));
trace_drv_sta_rc_update(local, sdata, sta, changed);
if (local->ops->sta_rc_update)

8
net/mac80211/mesh_plink.c
View File

@ -292,7 +292,7 @@ static void mesh_sta_info_init(struct ieee80211_sub_if_data *sdata,
struct ieee80211_local *local = sdata->local;
enum ieee80211_band band = ieee80211_get_sdata_band(sdata);
struct ieee80211_supported_band *sband;
u32 rates, basic_rates = 0;
u32 rates, basic_rates = 0, changed = 0;
sband = local->hw.wiphy->bands[band];
rates = ieee80211_sta_get_rates(local, elems, band, &basic_rates);
@ -304,6 +304,8 @@ static void mesh_sta_info_init(struct ieee80211_sub_if_data *sdata,
if (sta->plink_state == NL80211_PLINK_ESTAB)
goto out;
if (sta->sta.supp_rates[band] != rates)
changed |= IEEE80211_RC_SUPP_RATES_CHANGED;
sta->sta.supp_rates[band] = rates;
if (elems->ht_cap_elem &&
sdata->vif.bss_conf.chandef.width != NL80211_CHAN_WIDTH_20_NOHT)
@ -322,11 +324,15 @@ static void mesh_sta_info_init(struct ieee80211_sub_if_data *sdata,
~IEEE80211_HT_CAP_SUP_WIDTH_20_40;
ieee80211_ht_oper_to_chandef(sdata->vif.bss_conf.chandef.chan,
elems->ht_operation, &chandef);
if (sta->ch_width != chandef.width)
changed |= IEEE80211_RC_BW_CHANGED;
sta->ch_width = chandef.width;
}
if (insert)
rate_control_rate_init(sta);
else
rate_control_rate_update(local, sband, sta, changed);
out:
spin_unlock_bh(&sta->lock);
}