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iwlwifi: mvm: don't send the beacon filtering command from iterator

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The firmware doesn't allow per-vif beacon filtering: we can
use beacon filtering for one vif only. So remember which
vif has beacon filtering enabled in the iterator, and send
the command outside the iterator.

Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Emmanuel Grumbach 2014-01-27 08:09:23 +02:00
parent dcefeec05b
commit 06280a2ba9
1 changed files with 49 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

58
drivers/net/wireless/iwlwifi/mvm/power.c
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@ -417,13 +417,10 @@ static void iwl_mvm_power_build_cmd(struct iwl_mvm *mvm,
#endif /* CONFIG_IWLWIFI_DEBUGFS */
}
static int iwl_mvm_power_mac_update_mode(struct iwl_mvm *mvm,
static int _iwl_mvm_power_mac_update_mode(struct iwl_mvm *mvm,
struct ieee80211_vif *vif)
{
int ret;
bool ba_enable;
struct iwl_mac_power_cmd cmd = {};
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
if (vif->type != NL80211_IFTYPE_STATION)
return 0;
@ -435,8 +432,19 @@ static int iwl_mvm_power_mac_update_mode(struct iwl_mvm *mvm,
iwl_mvm_power_build_cmd(mvm, vif, &cmd);
iwl_mvm_power_log(mvm, &cmd);
ret = iwl_mvm_send_cmd_pdu(mvm, MAC_PM_POWER_TABLE, CMD_SYNC,
sizeof(cmd), &cmd);
return iwl_mvm_send_cmd_pdu(mvm, MAC_PM_POWER_TABLE, CMD_SYNC,
sizeof(cmd), &cmd);
}
static int iwl_mvm_power_mac_update_mode(struct iwl_mvm *mvm,
struct ieee80211_vif *vif)
{
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
bool ba_enable;
int ret;
ret = _iwl_mvm_power_mac_update_mode(mvm, vif);
if (ret)
return ret;
@ -544,13 +552,24 @@ int iwl_mvm_power_uapsd_misbehaving_ap_notif(struct iwl_mvm *mvm,
return 0;
}
struct iwl_mvm_power_iterator {
struct iwl_mvm *mvm;
struct ieee80211_vif *bf_vif;
};
static void iwl_mvm_power_binding_iterator(void *_data, u8 *mac,
struct ieee80211_vif *vif)
{
struct iwl_mvm *mvm = _data;
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
struct iwl_mvm_power_iterator *power_iterator = _data;
struct iwl_mvm *mvm = power_iterator->mvm;
int ret;
ret = iwl_mvm_power_mac_update_mode(mvm, vif);
ret = _iwl_mvm_power_mac_update_mode(mvm, vif);
if (mvmvif->bf_data.bf_enabled && !WARN_ON(power_iterator->bf_vif))
power_iterator->bf_vif = vif;
WARN_ONCE(ret, "Failed to update power parameters on a specific vif\n");
}
@ -558,6 +577,14 @@ static void _iwl_mvm_power_update_binding(struct iwl_mvm *mvm,
struct ieee80211_vif *vif,
bool assign)
{
bool ba_enable;
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
struct iwl_mvm_power_iterator power_it = {
.mvm = mvm,
};
lockdep_assert_held(&mvm->mutex);
if (vif->type == NL80211_IFTYPE_MONITOR) {
int ret = _iwl_mvm_power_update_device(mvm, assign);
mvm->ps_prevented = assign;
@ -567,7 +594,20 @@ static void _iwl_mvm_power_update_binding(struct iwl_mvm *mvm,
ieee80211_iterate_active_interfaces(mvm->hw,
IEEE80211_IFACE_ITER_NORMAL,
iwl_mvm_power_binding_iterator,
mvm);
&power_it);
if (!power_it.bf_vif)
return;
vif = power_it.bf_vif;
mvmvif = iwl_mvm_vif_from_mac80211(vif);
ba_enable = !(iwlmvm_mod_params.power_scheme == IWL_POWER_SCHEME_CAM ||
mvm->ps_prevented || mvm->bound_vif_cnt > 1 ||
!vif->bss_conf.ps || iwl_mvm_vif_low_latency(mvmvif));
WARN_ON_ONCE(iwl_mvm_update_beacon_abort(mvm, power_it.bf_vif,
ba_enable));
}
#ifdef CONFIG_IWLWIFI_DEBUGFS