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-rw-r--r--drivers/net/wireless/iwlwifi/dvm/rs.c2
-rw-r--r--drivers/net/wireless/iwlwifi/dvm/rxon.c2
-rw-r--r--drivers/net/wireless/iwlwifi/dvm/sta.c2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-drv.c2
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/fw-api.h27
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c12
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/mac80211.c17
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/mvm.h1
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/ops.c1
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/rs.c1
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/scan.c6
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/sta.c13
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/sta.h2
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/tx.c51
14 files changed, 113 insertions, 26 deletions
diff --git a/drivers/net/wireless/iwlwifi/dvm/rs.c b/drivers/net/wireless/iwlwifi/dvm/rs.c
index 907bd6e50aa..10fbb176cc8 100644
--- a/drivers/net/wireless/iwlwifi/dvm/rs.c
+++ b/drivers/net/wireless/iwlwifi/dvm/rs.c
@@ -2799,7 +2799,7 @@ static void rs_get_rate(void *priv_r, struct ieee80211_sta *sta, void *priv_sta,
info->control.rates[0].flags = 0;
}
info->control.rates[0].idx = rate_idx;
-
+ info->control.rates[0].count = 1;
}
static void *rs_alloc_sta(void *priv_rate, struct ieee80211_sta *sta,
diff --git a/drivers/net/wireless/iwlwifi/dvm/rxon.c b/drivers/net/wireless/iwlwifi/dvm/rxon.c
index 707446fa00b..cd1ad001918 100644
--- a/drivers/net/wireless/iwlwifi/dvm/rxon.c
+++ b/drivers/net/wireless/iwlwifi/dvm/rxon.c
@@ -1378,7 +1378,7 @@ static void iwlagn_chain_noise_reset(struct iwl_priv *priv)
struct iwl_chain_noise_data *data = &priv->chain_noise_data;
int ret;
- if (!(priv->calib_disabled & IWL_CHAIN_NOISE_CALIB_DISABLED))
+ if (priv->calib_disabled & IWL_CHAIN_NOISE_CALIB_DISABLED)
return;
if ((data->state == IWL_CHAIN_NOISE_ALIVE) &&
diff --git a/drivers/net/wireless/iwlwifi/dvm/sta.c b/drivers/net/wireless/iwlwifi/dvm/sta.c
index db183b44e03..c3c13ce96eb 100644
--- a/drivers/net/wireless/iwlwifi/dvm/sta.c
+++ b/drivers/net/wireless/iwlwifi/dvm/sta.c
@@ -735,7 +735,7 @@ void iwl_restore_stations(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
memcpy(&lq, priv->stations[i].lq,
sizeof(struct iwl_link_quality_cmd));
- if (!memcmp(&lq, &zero_lq, sizeof(lq)))
+ if (memcmp(&lq, &zero_lq, sizeof(lq)))
send_lq = true;
}
spin_unlock_bh(&priv->sta_lock);
diff --git a/drivers/net/wireless/iwlwifi/iwl-drv.c b/drivers/net/wireless/iwlwifi/iwl-drv.c
index 39aad9893e0..40fed1f511e 100644
--- a/drivers/net/wireless/iwlwifi/iwl-drv.c
+++ b/drivers/net/wireless/iwlwifi/iwl-drv.c
@@ -1000,10 +1000,12 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context)
*/
if (load_module) {
err = request_module("%s", op->name);
+#ifdef CONFIG_IWLWIFI_OPMODE_MODULAR
if (err)
IWL_ERR(drv,
"failed to load module %s (error %d), is dynamic loading enabled?\n",
op->name, err);
+#endif
}
return;
diff --git a/drivers/net/wireless/iwlwifi/mvm/fw-api.h b/drivers/net/wireless/iwlwifi/mvm/fw-api.h
index 191dcae8ba4..c6384555aab 100644
--- a/drivers/net/wireless/iwlwifi/mvm/fw-api.h
+++ b/drivers/net/wireless/iwlwifi/mvm/fw-api.h
@@ -173,6 +173,8 @@ enum {
REPLY_DEBUG_CMD = 0xf0,
DEBUG_LOG_MSG = 0xf7,
+ MCAST_FILTER_CMD = 0xd0,
+
/* D3 commands/notifications */
D3_CONFIG_CMD = 0xd3,
PROT_OFFLOAD_CONFIG_CMD = 0xd4,
@@ -948,4 +950,29 @@ struct iwl_set_calib_default_cmd {
u8 data[0];
} __packed; /* PHY_CALIB_OVERRIDE_VALUES_S */
+#define MAX_PORT_ID_NUM 2
+
+/**
+ * struct iwl_mcast_filter_cmd - configure multicast filter.
+ * @filter_own: Set 1 to filter out multicast packets sent by station itself
+ * @port_id: Multicast MAC addresses array specifier. This is a strange way
+ * to identify network interface adopted in host-device IF.
+ * It is used by FW as index in array of addresses. This array has
+ * MAX_PORT_ID_NUM members.
+ * @count: Number of MAC addresses in the array
+ * @pass_all: Set 1 to pass all multicast packets.
+ * @bssid: current association BSSID.
+ * @addr_list: Place holder for array of MAC addresses.
+ * IMPORTANT: add padding if necessary to ensure DWORD alignment.
+ */
+struct iwl_mcast_filter_cmd {
+ u8 filter_own;
+ u8 port_id;
+ u8 count;
+ u8 pass_all;
+ u8 bssid[6];
+ u8 reserved[2];
+ u8 addr_list[0];
+} __packed; /* MCAST_FILTERING_CMD_API_S_VER_1 */
+
#endif /* __fw_api_h__ */
diff --git a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c
index e6eca4d66f6..b2cc3d98e0f 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c
+++ b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c
@@ -586,10 +586,12 @@ static int iwl_mvm_mac_ctxt_send_cmd(struct iwl_mvm *mvm,
*/
static void iwl_mvm_mac_ctxt_cmd_fill_sta(struct iwl_mvm *mvm,
struct ieee80211_vif *vif,
- struct iwl_mac_data_sta *ctxt_sta)
+ struct iwl_mac_data_sta *ctxt_sta,
+ bool force_assoc_off)
{
/* We need the dtim_period to set the MAC as associated */
- if (vif->bss_conf.assoc && vif->bss_conf.dtim_period) {
+ if (vif->bss_conf.assoc && vif->bss_conf.dtim_period &&
+ !force_assoc_off) {
u32 dtim_offs;
/*
@@ -659,7 +661,8 @@ static int iwl_mvm_mac_ctxt_cmd_station(struct iwl_mvm *mvm,
cmd.filter_flags &= ~cpu_to_le32(MAC_FILTER_IN_BEACON);
/* Fill the data specific for station mode */
- iwl_mvm_mac_ctxt_cmd_fill_sta(mvm, vif, &cmd.sta);
+ iwl_mvm_mac_ctxt_cmd_fill_sta(mvm, vif, &cmd.sta,
+ action == FW_CTXT_ACTION_ADD);
return iwl_mvm_mac_ctxt_send_cmd(mvm, &cmd);
}
@@ -677,7 +680,8 @@ static int iwl_mvm_mac_ctxt_cmd_p2p_client(struct iwl_mvm *mvm,
iwl_mvm_mac_ctxt_cmd_common(mvm, vif, &cmd, action);
/* Fill the data specific for station mode */
- iwl_mvm_mac_ctxt_cmd_fill_sta(mvm, vif, &cmd.p2p_sta.sta);
+ iwl_mvm_mac_ctxt_cmd_fill_sta(mvm, vif, &cmd.p2p_sta.sta,
+ action == FW_CTXT_ACTION_ADD);
cmd.p2p_sta.ctwin = cpu_to_le32(noa->oppps_ctwindow &
IEEE80211_P2P_OPPPS_CTWINDOW_MASK);
diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
index dd158ec571f..a5eb8c82f16 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
@@ -701,6 +701,20 @@ static void iwl_mvm_configure_filter(struct ieee80211_hw *hw,
*total_flags = 0;
}
+static int iwl_mvm_configure_mcast_filter(struct iwl_mvm *mvm,
+ struct ieee80211_vif *vif)
+{
+ struct iwl_mcast_filter_cmd mcast_filter_cmd = {
+ .pass_all = 1,
+ };
+
+ memcpy(mcast_filter_cmd.bssid, vif->bss_conf.bssid, ETH_ALEN);
+
+ return iwl_mvm_send_cmd_pdu(mvm, MCAST_FILTER_CMD, CMD_SYNC,
+ sizeof(mcast_filter_cmd),
+ &mcast_filter_cmd);
+}
+
static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm,
struct ieee80211_vif *vif,
struct ieee80211_bss_conf *bss_conf,
@@ -722,6 +736,7 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm,
return;
}
iwl_mvm_bt_coex_vif_assoc(mvm, vif);
+ iwl_mvm_configure_mcast_filter(mvm, vif);
} else if (mvmvif->ap_sta_id != IWL_MVM_STATION_COUNT) {
/* remove AP station now that the MAC is unassoc */
ret = iwl_mvm_rm_sta_id(mvm, vif, mvmvif->ap_sta_id);
@@ -931,7 +946,7 @@ static void iwl_mvm_mac_sta_notify(struct ieee80211_hw *hw,
switch (cmd) {
case STA_NOTIFY_SLEEP:
- if (atomic_read(&mvmsta->pending_frames) > 0)
+ if (atomic_read(&mvm->pending_frames[mvmsta->sta_id]) > 0)
ieee80211_sta_block_awake(hw, sta, true);
/*
* The fw updates the STA to be asleep. Tx packets on the Tx
diff --git a/drivers/net/wireless/iwlwifi/mvm/mvm.h b/drivers/net/wireless/iwlwifi/mvm/mvm.h
index 8269bc56295..9f46b23801b 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mvm.h
+++ b/drivers/net/wireless/iwlwifi/mvm/mvm.h
@@ -292,6 +292,7 @@ struct iwl_mvm {
struct ieee80211_sta __rcu *fw_id_to_mac_id[IWL_MVM_STATION_COUNT];
struct work_struct sta_drained_wk;
unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
+ atomic_t pending_frames[IWL_MVM_STATION_COUNT];
/* configured by mac80211 */
u32 rts_threshold;
diff --git a/drivers/net/wireless/iwlwifi/mvm/ops.c b/drivers/net/wireless/iwlwifi/mvm/ops.c
index fe031d304d1..b29c31a4159 100644
--- a/drivers/net/wireless/iwlwifi/mvm/ops.c
+++ b/drivers/net/wireless/iwlwifi/mvm/ops.c
@@ -292,6 +292,7 @@ static const char *iwl_mvm_cmd_strings[REPLY_MAX] = {
CMD(BT_COEX_PROT_ENV),
CMD(BT_PROFILE_NOTIFICATION),
CMD(BT_CONFIG),
+ CMD(MCAST_FILTER_CMD),
};
#undef CMD
diff --git a/drivers/net/wireless/iwlwifi/mvm/rs.c b/drivers/net/wireless/iwlwifi/mvm/rs.c
index 55334d542e2..b99fe316386 100644
--- a/drivers/net/wireless/iwlwifi/mvm/rs.c
+++ b/drivers/net/wireless/iwlwifi/mvm/rs.c
@@ -2546,6 +2546,7 @@ static void rs_get_rate(void *mvm_r, struct ieee80211_sta *sta, void *mvm_sta,
info->control.rates[0].flags = 0;
}
info->control.rates[0].idx = rate_idx;
+ info->control.rates[0].count = 1;
}
static void *rs_alloc_sta(void *mvm_rate, struct ieee80211_sta *sta,
diff --git a/drivers/net/wireless/iwlwifi/mvm/scan.c b/drivers/net/wireless/iwlwifi/mvm/scan.c
index 2157b0f8ced..2476e43799d 100644
--- a/drivers/net/wireless/iwlwifi/mvm/scan.c
+++ b/drivers/net/wireless/iwlwifi/mvm/scan.c
@@ -298,6 +298,12 @@ int iwl_mvm_scan_request(struct iwl_mvm *mvm,
else
cmd->type = cpu_to_le32(SCAN_TYPE_FORCED);
+ /*
+ * TODO: This is a WA due to a bug in the FW AUX framework that does not
+ * properly handle time events that fail to be scheduled
+ */
+ cmd->type = cpu_to_le32(SCAN_TYPE_FORCED);
+
cmd->repeats = cpu_to_le32(1);
/*
diff --git a/drivers/net/wireless/iwlwifi/mvm/sta.c b/drivers/net/wireless/iwlwifi/mvm/sta.c
index 0fd96e4da46..5c664ed5440 100644
--- a/drivers/net/wireless/iwlwifi/mvm/sta.c
+++ b/drivers/net/wireless/iwlwifi/mvm/sta.c
@@ -219,7 +219,7 @@ int iwl_mvm_add_sta(struct iwl_mvm *mvm,
mvm_sta->max_agg_bufsize = LINK_QUAL_AGG_FRAME_LIMIT_DEF;
/* HW restart, don't assume the memory has been zeroed */
- atomic_set(&mvm_sta->pending_frames, 0);
+ atomic_set(&mvm->pending_frames[sta_id], 0);
mvm_sta->tid_disable_agg = 0;
mvm_sta->tfd_queue_msk = 0;
for (i = 0; i < IEEE80211_NUM_ACS; i++)
@@ -407,14 +407,21 @@ int iwl_mvm_rm_sta(struct iwl_mvm *mvm,
}
/*
+ * Make sure that the tx response code sees the station as -EBUSY and
+ * calls the drain worker.
+ */
+ spin_lock_bh(&mvm_sta->lock);
+ /*
* There are frames pending on the AC queues for this station.
* We need to wait until all the frames are drained...
*/
- if (atomic_read(&mvm_sta->pending_frames)) {
- ret = iwl_mvm_drain_sta(mvm, mvm_sta, true);
+ if (atomic_read(&mvm->pending_frames[mvm_sta->sta_id])) {
rcu_assign_pointer(mvm->fw_id_to_mac_id[mvm_sta->sta_id],
ERR_PTR(-EBUSY));
+ spin_unlock_bh(&mvm_sta->lock);
+ ret = iwl_mvm_drain_sta(mvm, mvm_sta, true);
} else {
+ spin_unlock_bh(&mvm_sta->lock);
ret = iwl_mvm_rm_sta_common(mvm, mvm_sta->sta_id);
rcu_assign_pointer(mvm->fw_id_to_mac_id[mvm_sta->sta_id], NULL);
}
diff --git a/drivers/net/wireless/iwlwifi/mvm/sta.h b/drivers/net/wireless/iwlwifi/mvm/sta.h
index 12abd2d7183..a4ddce77aaa 100644
--- a/drivers/net/wireless/iwlwifi/mvm/sta.h
+++ b/drivers/net/wireless/iwlwifi/mvm/sta.h
@@ -274,7 +274,6 @@ struct iwl_mvm_tid_data {
* @bt_reduced_txpower: is reduced tx power enabled for this station
* @lock: lock to protect the whole struct. Since %tid_data is access from Tx
* and from Tx response flow, it needs a spinlock.
- * @pending_frames: number of frames for this STA on the shared Tx queues.
* @tid_data: per tid data. Look at %iwl_mvm_tid_data.
*
* When mac80211 creates a station it reserves some space (hw->sta_data_size)
@@ -290,7 +289,6 @@ struct iwl_mvm_sta {
u8 max_agg_bufsize;
bool bt_reduced_txpower;
spinlock_t lock;
- atomic_t pending_frames;
struct iwl_mvm_tid_data tid_data[IWL_MAX_TID_COUNT];
struct iwl_lq_sta lq_sta;
struct ieee80211_vif *vif;
diff --git a/drivers/net/wireless/iwlwifi/mvm/tx.c b/drivers/net/wireless/iwlwifi/mvm/tx.c
index 479074303bd..48c1891e3df 100644
--- a/drivers/net/wireless/iwlwifi/mvm/tx.c
+++ b/drivers/net/wireless/iwlwifi/mvm/tx.c
@@ -180,7 +180,8 @@ static void iwl_mvm_set_tx_cmd_rate(struct iwl_mvm *mvm,
tx_cmd->tx_flags |= cpu_to_le32(TX_CMD_FLG_STA_RATE);
return;
} else if (ieee80211_is_back_req(fc)) {
- tx_cmd->tx_flags |= cpu_to_le32(TX_CMD_FLG_STA_RATE);
+ tx_cmd->tx_flags |=
+ cpu_to_le32(TX_CMD_FLG_ACK | TX_CMD_FLG_BAR);
}
/* HT rate doesn't make sense for a non data frame */
@@ -416,9 +417,8 @@ int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
spin_unlock(&mvmsta->lock);
- if (mvmsta->vif->type == NL80211_IFTYPE_AP &&
- txq_id < IWL_MVM_FIRST_AGG_QUEUE)
- atomic_inc(&mvmsta->pending_frames);
+ if (txq_id < IWL_MVM_FIRST_AGG_QUEUE)
+ atomic_inc(&mvm->pending_frames[mvmsta->sta_id]);
return 0;
@@ -680,16 +680,41 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
/*
* If the txq is not an AMPDU queue, there is no chance we freed
* several skbs. Check that out...
- * If there are no pending frames for this STA, notify mac80211 that
- * this station can go to sleep in its STA table.
*/
- if (txq_id < IWL_MVM_FIRST_AGG_QUEUE && mvmsta &&
- !WARN_ON(skb_freed > 1) &&
- mvmsta->vif->type == NL80211_IFTYPE_AP &&
- atomic_sub_and_test(skb_freed, &mvmsta->pending_frames)) {
- ieee80211_sta_block_awake(mvm->hw, sta, false);
- set_bit(sta_id, mvm->sta_drained);
- schedule_work(&mvm->sta_drained_wk);
+ if (txq_id < IWL_MVM_FIRST_AGG_QUEUE && !WARN_ON(skb_freed > 1) &&
+ atomic_sub_and_test(skb_freed, &mvm->pending_frames[sta_id])) {
+ if (mvmsta) {
+ /*
+ * If there are no pending frames for this STA, notify
+ * mac80211 that this station can go to sleep in its
+ * STA table.
+ */
+ if (mvmsta->vif->type == NL80211_IFTYPE_AP)
+ ieee80211_sta_block_awake(mvm->hw, sta, false);
+ /*
+ * We might very well have taken mvmsta pointer while
+ * the station was being removed. The remove flow might
+ * have seen a pending_frame (because we didn't take
+ * the lock) even if now the queues are drained. So make
+ * really sure now that this the station is not being
+ * removed. If it is, run the drain worker to remove it.
+ */
+ spin_lock_bh(&mvmsta->lock);
+ sta = rcu_dereference(mvm->fw_id_to_mac_id[sta_id]);
+ if (IS_ERR_OR_NULL(sta)) {
+ /*
+ * Station disappeared in the meantime:
+ * so we are draining.
+ */
+ set_bit(sta_id, mvm->sta_drained);
+ schedule_work(&mvm->sta_drained_wk);
+ }
+ spin_unlock_bh(&mvmsta->lock);
+ } else if (!mvmsta) {
+ /* Tx response without STA, so we are draining */
+ set_bit(sta_id, mvm->sta_drained);
+ schedule_work(&mvm->sta_drained_wk);
+ }
}
rcu_read_unlock();