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path: root/drivers/net/wireless/iwlwifi/iwl-sta.c
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-sta.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-sta.c109
1 files changed, 62 insertions, 47 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.c b/drivers/net/wireless/iwlwifi/iwl-sta.c
index 70a8b21ca39b..5798fe49c771 100644
--- a/drivers/net/wireless/iwlwifi/iwl-sta.c
+++ b/drivers/net/wireless/iwlwifi/iwl-sta.c
@@ -1,6 +1,6 @@
/******************************************************************************
*
- * Copyright(c) 2003 - 2008 Intel Corporation. All rights reserved.
+ * Copyright(c) 2003 - 2009 Intel Corporation. All rights reserved.
*
* Portions of this file are derived from the ipw3945 project, as well
* as portions of the ieee80211 subsystem header files.
@@ -60,7 +60,7 @@ u8 iwl_find_station(struct iwl_priv *priv, const u8 *addr)
goto out;
}
- IWL_DEBUG_ASSOC_LIMIT("can not find STA %pM total %d\n",
+ IWL_DEBUG_ASSOC_LIMIT(priv, "can not find STA %pM total %d\n",
addr, priv->num_stations);
out:
@@ -86,11 +86,13 @@ static void iwl_sta_ucode_activate(struct iwl_priv *priv, u8 sta_id)
spin_lock_irqsave(&priv->sta_lock, flags);
- if (!(priv->stations[sta_id].used & IWL_STA_DRIVER_ACTIVE))
- IWL_ERROR("ACTIVATE a non DRIVER active station %d\n", sta_id);
+ if (!(priv->stations[sta_id].used & IWL_STA_DRIVER_ACTIVE) &&
+ !(priv->stations_39[sta_id].used & IWL_STA_DRIVER_ACTIVE))
+ IWL_ERR(priv, "ACTIVATE a non DRIVER active station %d\n",
+ sta_id);
priv->stations[sta_id].used |= IWL_STA_UCODE_ACTIVE;
- IWL_DEBUG_ASSOC("Added STA to Ucode: %pM\n",
+ IWL_DEBUG_ASSOC(priv, "Added STA to Ucode: %pM\n",
priv->stations[sta_id].sta.sta.addr);
spin_unlock_irqrestore(&priv->sta_lock, flags);
@@ -105,13 +107,13 @@ static int iwl_add_sta_callback(struct iwl_priv *priv,
u8 sta_id = addsta->sta.sta_id;
if (!skb) {
- IWL_ERROR("Error: Response NULL in REPLY_ADD_STA.\n");
+ IWL_ERR(priv, "Error: Response NULL in REPLY_ADD_STA.\n");
return 1;
}
res = (struct iwl_rx_packet *)skb->data;
if (res->hdr.flags & IWL_CMD_FAILED_MSK) {
- IWL_ERROR("Bad return from REPLY_ADD_STA (0x%08X)\n",
+ IWL_ERR(priv, "Bad return from REPLY_ADD_STA (0x%08X)\n",
res->hdr.flags);
return 1;
}
@@ -121,7 +123,7 @@ static int iwl_add_sta_callback(struct iwl_priv *priv,
iwl_sta_ucode_activate(priv, sta_id);
/* fall through */
default:
- IWL_DEBUG_HC("Received REPLY_ADD_STA:(0x%08X)\n",
+ IWL_DEBUG_HC(priv, "Received REPLY_ADD_STA:(0x%08X)\n",
res->u.add_sta.status);
break;
}
@@ -130,7 +132,7 @@ static int iwl_add_sta_callback(struct iwl_priv *priv,
return 1;
}
-static int iwl_send_add_sta(struct iwl_priv *priv,
+int iwl_send_add_sta(struct iwl_priv *priv,
struct iwl_addsta_cmd *sta, u8 flags)
{
struct iwl_rx_packet *res = NULL;
@@ -155,7 +157,7 @@ static int iwl_send_add_sta(struct iwl_priv *priv,
res = (struct iwl_rx_packet *)cmd.meta.u.skb->data;
if (res->hdr.flags & IWL_CMD_FAILED_MSK) {
- IWL_ERROR("Bad return from REPLY_ADD_STA (0x%08X)\n",
+ IWL_ERR(priv, "Bad return from REPLY_ADD_STA (0x%08X)\n",
res->hdr.flags);
ret = -EIO;
}
@@ -164,11 +166,11 @@ static int iwl_send_add_sta(struct iwl_priv *priv,
switch (res->u.add_sta.status) {
case ADD_STA_SUCCESS_MSK:
iwl_sta_ucode_activate(priv, sta->sta.sta_id);
- IWL_DEBUG_INFO("REPLY_ADD_STA PASSED\n");
+ IWL_DEBUG_INFO(priv, "REPLY_ADD_STA PASSED\n");
break;
default:
ret = -EIO;
- IWL_WARNING("REPLY_ADD_STA failed\n");
+ IWL_WARN(priv, "REPLY_ADD_STA failed\n");
break;
}
}
@@ -178,6 +180,7 @@ static int iwl_send_add_sta(struct iwl_priv *priv,
return ret;
}
+EXPORT_SYMBOL(iwl_send_add_sta);
static void iwl_set_ht_add_station(struct iwl_priv *priv, u8 index,
struct ieee80211_sta_ht_cap *sta_ht_inf)
@@ -204,7 +207,7 @@ static void iwl_set_ht_add_station(struct iwl_priv *priv, u8 index,
case WLAN_HT_CAP_SM_PS_DISABLED:
break;
default:
- IWL_WARNING("Invalid MIMO PS mode %d\n", mimo_ps_mode);
+ IWL_WARN(priv, "Invalid MIMO PS mode %d\n", mimo_ps_mode);
break;
}
@@ -269,7 +272,7 @@ u8 iwl_add_station_flags(struct iwl_priv *priv, const u8 *addr, int is_ap,
station = &priv->stations[sta_id];
station->used = IWL_STA_DRIVER_ACTIVE;
- IWL_DEBUG_ASSOC("Add STA to driver ID %d: %pM\n",
+ IWL_DEBUG_ASSOC(priv, "Add STA to driver ID %d: %pM\n",
sta_id, addr);
priv->num_stations++;
@@ -301,13 +304,13 @@ static void iwl_sta_ucode_deactivate(struct iwl_priv *priv, const char *addr)
BUG_ON(sta_id == IWL_INVALID_STATION);
- IWL_DEBUG_ASSOC("Removed STA from Ucode: %pM\n", addr);
+ IWL_DEBUG_ASSOC(priv, "Removed STA from Ucode: %pM\n", addr);
spin_lock_irqsave(&priv->sta_lock, flags);
/* Ucode must be active and driver must be non active */
if (priv->stations[sta_id].used != IWL_STA_UCODE_ACTIVE)
- IWL_ERROR("removed non active STA %d\n", sta_id);
+ IWL_ERR(priv, "removed non active STA %d\n", sta_id);
priv->stations[sta_id].used &= ~IWL_STA_UCODE_ACTIVE;
@@ -324,13 +327,13 @@ static int iwl_remove_sta_callback(struct iwl_priv *priv,
const char *addr = rm_sta->addr;
if (!skb) {
- IWL_ERROR("Error: Response NULL in REPLY_REMOVE_STA.\n");
+ IWL_ERR(priv, "Error: Response NULL in REPLY_REMOVE_STA.\n");
return 1;
}
res = (struct iwl_rx_packet *)skb->data;
if (res->hdr.flags & IWL_CMD_FAILED_MSK) {
- IWL_ERROR("Bad return from REPLY_REMOVE_STA (0x%08X)\n",
+ IWL_ERR(priv, "Bad return from REPLY_REMOVE_STA (0x%08X)\n",
res->hdr.flags);
return 1;
}
@@ -340,7 +343,7 @@ static int iwl_remove_sta_callback(struct iwl_priv *priv,
iwl_sta_ucode_deactivate(priv, addr);
break;
default:
- IWL_ERROR("REPLY_REMOVE_STA failed\n");
+ IWL_ERR(priv, "REPLY_REMOVE_STA failed\n");
break;
}
@@ -378,7 +381,7 @@ static int iwl_send_remove_station(struct iwl_priv *priv, const u8 *addr,
res = (struct iwl_rx_packet *)cmd.meta.u.skb->data;
if (res->hdr.flags & IWL_CMD_FAILED_MSK) {
- IWL_ERROR("Bad return from REPLY_REMOVE_STA (0x%08X)\n",
+ IWL_ERR(priv, "Bad return from REPLY_REMOVE_STA (0x%08X)\n",
res->hdr.flags);
ret = -EIO;
}
@@ -387,11 +390,11 @@ static int iwl_send_remove_station(struct iwl_priv *priv, const u8 *addr,
switch (res->u.rem_sta.status) {
case REM_STA_SUCCESS_MSK:
iwl_sta_ucode_deactivate(priv, addr);
- IWL_DEBUG_ASSOC("REPLY_REMOVE_STA PASSED\n");
+ IWL_DEBUG_ASSOC(priv, "REPLY_REMOVE_STA PASSED\n");
break;
default:
ret = -EIO;
- IWL_ERROR("REPLY_REMOVE_STA failed\n");
+ IWL_ERR(priv, "REPLY_REMOVE_STA failed\n");
break;
}
}
@@ -429,17 +432,17 @@ int iwl_remove_station(struct iwl_priv *priv, const u8 *addr, int is_ap)
if (unlikely(sta_id == IWL_INVALID_STATION))
goto out;
- IWL_DEBUG_ASSOC("Removing STA from driver:%d %pM\n",
+ IWL_DEBUG_ASSOC(priv, "Removing STA from driver:%d %pM\n",
sta_id, addr);
if (!(priv->stations[sta_id].used & IWL_STA_DRIVER_ACTIVE)) {
- IWL_ERROR("Removing %pM but non DRIVER active\n",
+ IWL_ERR(priv, "Removing %pM but non DRIVER active\n",
addr);
goto out;
}
if (!(priv->stations[sta_id].used & IWL_STA_UCODE_ACTIVE)) {
- IWL_ERROR("Removing %pM but non UCODE active\n",
+ IWL_ERR(priv, "Removing %pM but non UCODE active\n",
addr);
goto out;
}
@@ -469,13 +472,14 @@ EXPORT_SYMBOL(iwl_remove_station);
void iwl_clear_stations_table(struct iwl_priv *priv)
{
unsigned long flags;
+ int i;
spin_lock_irqsave(&priv->sta_lock, flags);
if (iwl_is_alive(priv) &&
!test_bit(STATUS_EXIT_PENDING, &priv->status) &&
iwl_send_cmd_pdu_async(priv, REPLY_REMOVE_ALL_STA, 0, NULL, NULL))
- IWL_ERROR("Couldn't clear the station table\n");
+ IWL_ERR(priv, "Couldn't clear the station table\n");
priv->num_stations = 0;
memset(priv->stations, 0, sizeof(priv->stations));
@@ -483,11 +487,17 @@ void iwl_clear_stations_table(struct iwl_priv *priv)
/* clean ucode key table bit map */
priv->ucode_key_table = 0;
+ /* keep track of static keys */
+ for (i = 0; i < WEP_KEYS_MAX ; i++) {
+ if (priv->wep_keys[i].key_size)
+ test_and_set_bit(i, &priv->ucode_key_table);
+ }
+
spin_unlock_irqrestore(&priv->sta_lock, flags);
}
EXPORT_SYMBOL(iwl_clear_stations_table);
-static int iwl_get_free_ucode_key_index(struct iwl_priv *priv)
+int iwl_get_free_ucode_key_index(struct iwl_priv *priv)
{
int i;
@@ -497,6 +507,7 @@ static int iwl_get_free_ucode_key_index(struct iwl_priv *priv)
return WEP_INVALID_OFFSET;
}
+EXPORT_SYMBOL(iwl_get_free_ucode_key_index);
int iwl_send_static_wepkey_cmd(struct iwl_priv *priv, u8 send_if_empty)
{
@@ -551,13 +562,13 @@ int iwl_remove_default_wep_key(struct iwl_priv *priv,
spin_lock_irqsave(&priv->sta_lock, flags);
if (!test_and_clear_bit(keyconf->keyidx, &priv->ucode_key_table))
- IWL_ERROR("index %d not used in uCode key table.\n",
+ IWL_ERR(priv, "index %d not used in uCode key table.\n",
keyconf->keyidx);
priv->default_wep_key--;
memset(&priv->wep_keys[keyconf->keyidx], 0, sizeof(priv->wep_keys[0]));
ret = iwl_send_static_wepkey_cmd(priv, 1);
- IWL_DEBUG_WEP("Remove default WEP key: idx=%d ret=%d\n",
+ IWL_DEBUG_WEP(priv, "Remove default WEP key: idx=%d ret=%d\n",
keyconf->keyidx, ret);
spin_unlock_irqrestore(&priv->sta_lock, flags);
@@ -573,7 +584,7 @@ int iwl_set_default_wep_key(struct iwl_priv *priv,
if (keyconf->keylen != WEP_KEY_LEN_128 &&
keyconf->keylen != WEP_KEY_LEN_64) {
- IWL_DEBUG_WEP("Bad WEP key length %d\n", keyconf->keylen);
+ IWL_DEBUG_WEP(priv, "Bad WEP key length %d\n", keyconf->keylen);
return -EINVAL;
}
@@ -585,7 +596,7 @@ int iwl_set_default_wep_key(struct iwl_priv *priv,
priv->default_wep_key++;
if (test_and_set_bit(keyconf->keyidx, &priv->ucode_key_table))
- IWL_ERROR("index %d already used in uCode key table.\n",
+ IWL_ERR(priv, "index %d already used in uCode key table.\n",
keyconf->keyidx);
priv->wep_keys[keyconf->keyidx].key_size = keyconf->keylen;
@@ -593,7 +604,7 @@ int iwl_set_default_wep_key(struct iwl_priv *priv,
keyconf->keylen);
ret = iwl_send_static_wepkey_cmd(priv, 0);
- IWL_DEBUG_WEP("Set default WEP key: len=%d idx=%d ret=%d\n",
+ IWL_DEBUG_WEP(priv, "Set default WEP key: len=%d idx=%d ret=%d\n",
keyconf->keylen, keyconf->keyidx, ret);
spin_unlock_irqrestore(&priv->sta_lock, flags);
@@ -641,7 +652,7 @@ static int iwl_set_wep_dynamic_key_info(struct iwl_priv *priv,
* in uCode. */
WARN(priv->stations[sta_id].sta.key.key_offset == WEP_INVALID_OFFSET,
- "no space for new kew");
+ "no space for a new key");
priv->stations[sta_id].sta.key.key_flags = key_flags;
priv->stations[sta_id].sta.sta.modify_mask = STA_MODIFY_KEY_MASK;
@@ -689,7 +700,7 @@ static int iwl_set_ccmp_dynamic_key_info(struct iwl_priv *priv,
* in uCode. */
WARN(priv->stations[sta_id].sta.key.key_offset == WEP_INVALID_OFFSET,
- "no space for new kew");
+ "no space for a new key");
priv->stations[sta_id].sta.key.key_flags = key_flags;
priv->stations[sta_id].sta.sta.modify_mask = STA_MODIFY_KEY_MASK;
@@ -725,7 +736,7 @@ static int iwl_set_tkip_dynamic_key_info(struct iwl_priv *priv,
* in uCode. */
WARN(priv->stations[sta_id].sta.key.key_offset == WEP_INVALID_OFFSET,
- "no space for new kew");
+ "no space for a new key");
/* This copy is acutally not needed: we get the key with each TX */
memcpy(priv->stations[sta_id].keyinfo.key, keyconf->key, 16);
@@ -749,7 +760,7 @@ void iwl_update_tkip_key(struct iwl_priv *priv,
sta_id = iwl_find_station(priv, addr);
if (sta_id == IWL_INVALID_STATION) {
- IWL_DEBUG_MAC80211("leave - %pM not in station map.\n",
+ IWL_DEBUG_MAC80211(priv, "leave - %pM not in station map.\n",
addr);
return;
}
@@ -801,7 +812,7 @@ int iwl_remove_dynamic_key(struct iwl_priv *priv,
key_flags = le16_to_cpu(priv->stations[sta_id].sta.key.key_flags);
keyidx = (key_flags >> STA_KEY_FLG_KEYID_POS) & 0x3;
- IWL_DEBUG_WEP("Remove dynamic key: idx=%d sta=%d\n",
+ IWL_DEBUG_WEP(priv, "Remove dynamic key: idx=%d sta=%d\n",
keyconf->keyidx, sta_id);
if (keyconf->keyidx != keyidx) {
@@ -815,7 +826,7 @@ int iwl_remove_dynamic_key(struct iwl_priv *priv,
}
if (priv->stations[sta_id].sta.key.key_offset == WEP_INVALID_OFFSET) {
- IWL_WARNING("Removing wrong key %d 0x%x\n",
+ IWL_WARN(priv, "Removing wrong key %d 0x%x\n",
keyconf->keyidx, key_flags);
spin_unlock_irqrestore(&priv->sta_lock, flags);
return 0;
@@ -823,7 +834,7 @@ int iwl_remove_dynamic_key(struct iwl_priv *priv,
if (!test_and_clear_bit(priv->stations[sta_id].sta.key.key_offset,
&priv->ucode_key_table))
- IWL_ERROR("index %d not used in uCode key table.\n",
+ IWL_ERR(priv, "index %d not used in uCode key table.\n",
priv->stations[sta_id].sta.key.key_offset);
memset(&priv->stations[sta_id].keyinfo, 0,
sizeof(struct iwl_hw_key));
@@ -860,11 +871,12 @@ int iwl_set_dynamic_key(struct iwl_priv *priv,
ret = iwl_set_wep_dynamic_key_info(priv, keyconf, sta_id);
break;
default:
- IWL_ERROR("Unknown alg: %s alg = %d\n", __func__, keyconf->alg);
+ IWL_ERR(priv,
+ "Unknown alg: %s alg = %d\n", __func__, keyconf->alg);
ret = -EINVAL;
}
- IWL_DEBUG_WEP("Set dynamic key: alg= %d len=%d idx=%d sta=%d ret=%d\n",
+ IWL_DEBUG_WEP(priv, "Set dynamic key: alg= %d len=%d idx=%d sta=%d ret=%d\n",
keyconf->alg, keyconf->keylen, keyconf->keyidx,
sta_id, ret);
@@ -877,13 +889,13 @@ static void iwl_dump_lq_cmd(struct iwl_priv *priv,
struct iwl_link_quality_cmd *lq)
{
int i;
- IWL_DEBUG_RATE("lq station id 0x%x\n", lq->sta_id);
- IWL_DEBUG_RATE("lq ant 0x%X 0x%X\n",
+ IWL_DEBUG_RATE(priv, "lq station id 0x%x\n", lq->sta_id);
+ IWL_DEBUG_RATE(priv, "lq ant 0x%X 0x%X\n",
lq->general_params.single_stream_ant_msk,
lq->general_params.dual_stream_ant_msk);
for (i = 0; i < LINK_QUAL_MAX_RETRY_NUM; i++)
- IWL_DEBUG_RATE("lq index %d 0x%X\n",
+ IWL_DEBUG_RATE(priv, "lq index %d 0x%X\n",
i, lq->rs_table[i].rate_n_flags);
}
#else
@@ -1060,7 +1072,7 @@ int iwl_get_sta_id(struct iwl_priv *priv, struct ieee80211_hdr *hdr)
if (sta_id != IWL_INVALID_STATION)
return sta_id;
- IWL_DEBUG_DROP("Station %pM not in station map. "
+ IWL_DEBUG_DROP(priv, "Station %pM not in station map. "
"Defaulting to broadcast...\n",
hdr->addr1);
iwl_print_hex_dump(priv, IWL_DL_DROP, (u8 *) hdr, sizeof(*hdr));
@@ -1072,7 +1084,8 @@ int iwl_get_sta_id(struct iwl_priv *priv, struct ieee80211_hdr *hdr)
return priv->hw_params.bcast_sta_id;
default:
- IWL_WARNING("Unknown mode of operation: %d\n", priv->iw_mode);
+ IWL_WARN(priv, "Unknown mode of operation: %d\n",
+ priv->iw_mode);
return priv->hw_params.bcast_sta_id;
}
}
@@ -1125,8 +1138,10 @@ int iwl_sta_rx_agg_stop(struct iwl_priv *priv, const u8 *addr, int tid)
int sta_id;
sta_id = iwl_find_station(priv, addr);
- if (sta_id == IWL_INVALID_STATION)
+ if (sta_id == IWL_INVALID_STATION) {
+ IWL_ERR(priv, "Invalid station for AGG tid %d\n", tid);
return -ENXIO;
+ }
spin_lock_irqsave(&priv->sta_lock, flags);
priv->stations[sta_id].sta.station_flags_msk = 0;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.