leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

iwlwifi: mvm: fix GO powersave client manipulation

Browse Source 
All station commands must include a valid MAC ID,
the ID 0 is randomly valid in some cases, but we
must set the ID properly. Do that by passing the
right station and using its mac_id_n_color.

Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2013-02-15 22:47:48 +01:00
parent d2931bbd54
commit 9cc40712a0
3 changed files with 16 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/net/wireless/iwlwifi/mvm/mac80211.c
View File

@ -857,7 +857,6 @@ iwl_mvm_mac_allow_buffered_frames(struct ieee80211_hw *hw,
bool more_data)
{
struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
struct iwl_mvm_sta *mvmsta = (void *)sta->drv_priv;
/* TODO: how do we tell the fw to send frames for a specific TID */
@ -865,8 +864,7 @@ iwl_mvm_mac_allow_buffered_frames(struct ieee80211_hw *hw,
* The fw will send EOSP notification when the last frame will be
* transmitted.
*/
iwl_mvm_sta_modify_sleep_tx_count(mvm, mvmsta->sta_id, reason,
num_frames);
iwl_mvm_sta_modify_sleep_tx_count(mvm, sta, reason, num_frames);
}
static void iwl_mvm_mac_sta_notify(struct ieee80211_hw *hw,
@ -890,7 +888,7 @@ static void iwl_mvm_mac_sta_notify(struct ieee80211_hw *hw,
case STA_NOTIFY_AWAKE:
if (WARN_ON(mvmsta->sta_id == IWL_INVALID_STATION))
break;
iwl_mvm_sta_modify_ps_wake(mvm, mvmsta->sta_id);
iwl_mvm_sta_modify_ps_wake(mvm, sta);
break;
default:
break;

14
drivers/net/wireless/iwlwifi/mvm/sta.c
View File

@ -1188,13 +1188,16 @@ void iwl_mvm_update_tkip_key(struct iwl_mvm *mvm,
rcu_read_unlock();
}
void iwl_mvm_sta_modify_ps_wake(struct iwl_mvm *mvm, int sta_id)
void iwl_mvm_sta_modify_ps_wake(struct iwl_mvm *mvm,
struct ieee80211_sta *sta)
{
struct iwl_mvm_sta *mvmsta = (void *)sta->drv_priv;
struct iwl_mvm_add_sta_cmd cmd = {
.add_modify = STA_MODE_MODIFY,
.sta_id = sta_id,
.sta_id = mvmsta->sta_id,
.modify_mask = STA_MODIFY_SLEEPING_STA_TX_COUNT,
.sleep_state_flags = cpu_to_le16(STA_SLEEP_STATE_AWAKE),
.mac_id_n_color = cpu_to_le32(mvmsta->mac_id_n_color),
};
int ret;
@ -1208,18 +1211,21 @@ void iwl_mvm_sta_modify_ps_wake(struct iwl_mvm *mvm, int sta_id)
IWL_ERR(mvm, "Failed to send ADD_STA command (%d)\n", ret);
}
void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm, int sta_id,
void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm,
struct ieee80211_sta *sta,
enum ieee80211_frame_release_type reason,
u16 cnt)
{
u16 sleep_state_flags =
(reason == IEEE80211_FRAME_RELEASE_UAPSD) ?
STA_SLEEP_STATE_UAPSD : STA_SLEEP_STATE_PS_POLL;
struct iwl_mvm_sta *mvmsta = (void *)sta->drv_priv;
struct iwl_mvm_add_sta_cmd cmd = {
.add_modify = STA_MODE_MODIFY,
.sta_id = sta_id,
.sta_id = mvmsta->sta_id,
.modify_mask = STA_MODIFY_SLEEPING_STA_TX_COUNT,
.sleep_tx_count = cpu_to_le16(cnt),
.mac_id_n_color = cpu_to_le32(mvmsta->mac_id_n_color),
/*
* Same modify mask for sleep_tx_count and sleep_state_flags so
* we must set the sleep_state_flags too.

6
drivers/net/wireless/iwlwifi/mvm/sta.h
View File

@ -362,8 +362,10 @@ int iwl_mvm_add_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
struct iwl_mvm_int_sta *bsta);
int iwl_mvm_rm_bcast_sta(struct iwl_mvm *mvm, struct iwl_mvm_int_sta *bsta);
void iwl_mvm_sta_drained_wk(struct work_struct *wk);
void iwl_mvm_sta_modify_ps_wake(struct iwl_mvm *mvm, int sta_id);
void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm, int sta_id,
void iwl_mvm_sta_modify_ps_wake(struct iwl_mvm *mvm,
struct ieee80211_sta *sta);
void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm,
struct ieee80211_sta *sta,
enum ieee80211_frame_release_type reason,
u16 cnt);
int iwl_mvm_drain_sta(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta,