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path: root/drivers/net/wireless/iwmc3200wifi/commands.c
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Diffstat (limited to 'drivers/net/wireless/iwmc3200wifi/commands.c')
-rw-r--r--drivers/net/wireless/iwmc3200wifi/commands.c196
1 files changed, 88 insertions, 108 deletions
diff --git a/drivers/net/wireless/iwmc3200wifi/commands.c b/drivers/net/wireless/iwmc3200wifi/commands.c
index e2334d12359..23b52fa2605 100644
--- a/drivers/net/wireless/iwmc3200wifi/commands.c
+++ b/drivers/net/wireless/iwmc3200wifi/commands.c
@@ -70,14 +70,27 @@ static int iwm_send_lmac_ptrough_cmd(struct iwm_priv *iwm,
int iwm_send_wifi_if_cmd(struct iwm_priv *iwm, void *payload, u16 payload_size,
bool resp)
{
+ struct iwm_umac_wifi_if *hdr = (struct iwm_umac_wifi_if *)payload;
struct iwm_udma_wifi_cmd udma_cmd = UDMA_UMAC_INIT;
struct iwm_umac_cmd umac_cmd;
+ int ret;
+ u8 oid = hdr->oid;
umac_cmd.id = UMAC_CMD_OPCODE_WIFI_IF_WRAPPER;
umac_cmd.resp = resp;
- return iwm_hal_send_umac_cmd(iwm, &udma_cmd, &umac_cmd,
- payload, payload_size);
+ ret = iwm_hal_send_umac_cmd(iwm, &udma_cmd, &umac_cmd,
+ payload, payload_size);
+
+ if (resp) {
+ ret = wait_event_interruptible_timeout(iwm->wifi_ntfy_queue,
+ test_and_clear_bit(oid, &iwm->wifi_ntfy[0]),
+ 3 * HZ);
+
+ return ret ? 0 : -EBUSY;
+ }
+
+ return ret;
}
static struct coex_event iwm_sta_xor_prio_tbl[COEX_EVENTS_NUM] =
@@ -106,7 +119,7 @@ static struct coex_event iwm_sta_cm_prio_tbl[COEX_EVENTS_NUM] =
{4, 3, 0, COEX_UNASSOC_MANUAL_SCAN_FLAGS},
{3, 3, 0, COEX_UNASSOC_AUTO_SCAN_FLAGS},
{5, 5, 0, COEX_CALIBRATION_FLAGS},
- {4, 4, 0, COEX_PERIODIC_CALIBRATION_FLAGS},
+ {3, 3, 0, COEX_PERIODIC_CALIBRATION_FLAGS},
{5, 4, 0, COEX_CONNECTION_ESTAB_FLAGS},
{4, 4, 0, COEX_ASSOCIATED_IDLE_FLAGS},
{4, 4, 0, COEX_ASSOC_MANUAL_SCAN_FLAGS},
@@ -332,8 +345,7 @@ int iwm_umac_set_config_var(struct iwm_priv *iwm, u16 key,
return ret;
}
-int iwm_send_umac_config(struct iwm_priv *iwm,
- __le32 reset_flags)
+int iwm_send_umac_config(struct iwm_priv *iwm, __le32 reset_flags)
{
int ret;
@@ -361,6 +373,12 @@ int iwm_send_umac_config(struct iwm_priv *iwm,
return ret;
ret = iwm_umac_set_config_fix(iwm, UMAC_PARAM_TBL_CFG_FIX,
+ CFG_WIRELESS_MODE,
+ iwm->conf.wireless_mode);
+ if (ret < 0)
+ return ret;
+
+ ret = iwm_umac_set_config_fix(iwm, UMAC_PARAM_TBL_CFG_FIX,
CFG_COEX_MODE, iwm->conf.coexist_mode);
if (ret < 0)
return ret;
@@ -402,7 +420,7 @@ int iwm_send_umac_config(struct iwm_priv *iwm,
return ret;
ret = iwm_umac_set_config_fix(iwm, UMAC_PARAM_TBL_CFG_FIX,
- CFG_PM_CTRL_FLAGS, 0x30001);
+ CFG_PM_CTRL_FLAGS, 0x1);
if (ret < 0)
return ret;
@@ -462,8 +480,10 @@ static int iwm_target_read(struct iwm_priv *iwm, __le32 address,
target_cmd.eop = 1;
ret = iwm_hal_send_target_cmd(iwm, &target_cmd, NULL);
- if (ret < 0)
+ if (ret < 0) {
IWM_ERR(iwm, "Couldn't send READ command\n");
+ return ret;
+ }
/* When succeding, the send_target routine returns the seq number */
seq_num = ret;
@@ -483,7 +503,7 @@ static int iwm_target_read(struct iwm_priv *iwm, __le32 address,
kfree(cmd);
- return ret;
+ return 0;
}
int iwm_read_mac(struct iwm_priv *iwm, u8 *mac)
@@ -493,7 +513,7 @@ int iwm_read_mac(struct iwm_priv *iwm, u8 *mac)
ret = iwm_target_read(iwm, cpu_to_le32(WICO_MAC_ADDRESS_ADDR),
mac_align, sizeof(mac_align));
- if (ret < 0)
+ if (ret)
return ret;
if (is_valid_ether_addr(mac_align))
@@ -507,22 +527,6 @@ int iwm_read_mac(struct iwm_priv *iwm, u8 *mac)
return 0;
}
-int iwm_set_tx_key(struct iwm_priv *iwm, u8 key_idx)
-{
- struct iwm_umac_tx_key_id tx_key_id;
-
- if (!iwm->default_key || !iwm->default_key->in_use)
- return -EINVAL;
-
- tx_key_id.hdr.oid = UMAC_WIFI_IF_CMD_GLOBAL_TX_KEY_ID;
- tx_key_id.hdr.buf_size = cpu_to_le16(sizeof(struct iwm_umac_tx_key_id) -
- sizeof(struct iwm_umac_wifi_if));
-
- tx_key_id.key_idx = key_idx;
-
- return iwm_send_wifi_if_cmd(iwm, &tx_key_id, sizeof(tx_key_id), 1);
-}
-
static int iwm_check_profile(struct iwm_priv *iwm)
{
if (!iwm->umac_profile_active)
@@ -556,10 +560,35 @@ static int iwm_check_profile(struct iwm_priv *iwm)
return 0;
}
-int iwm_set_key(struct iwm_priv *iwm, bool remove, bool set_tx_key,
- struct iwm_key *key)
+int iwm_set_tx_key(struct iwm_priv *iwm, u8 key_idx)
{
+ struct iwm_umac_tx_key_id tx_key_id;
int ret;
+
+ ret = iwm_check_profile(iwm);
+ if (ret < 0)
+ return ret;
+
+ /* UMAC only allows to set default key for WEP and auth type is
+ * NOT 802.1X or RSNA. */
+ if ((iwm->umac_profile->sec.ucast_cipher != UMAC_CIPHER_TYPE_WEP_40 &&
+ iwm->umac_profile->sec.ucast_cipher != UMAC_CIPHER_TYPE_WEP_104) ||
+ iwm->umac_profile->sec.auth_type == UMAC_AUTH_TYPE_8021X ||
+ iwm->umac_profile->sec.auth_type == UMAC_AUTH_TYPE_RSNA_PSK)
+ return 0;
+
+ tx_key_id.hdr.oid = UMAC_WIFI_IF_CMD_GLOBAL_TX_KEY_ID;
+ tx_key_id.hdr.buf_size = cpu_to_le16(sizeof(struct iwm_umac_tx_key_id) -
+ sizeof(struct iwm_umac_wifi_if));
+
+ tx_key_id.key_idx = key_idx;
+
+ return iwm_send_wifi_if_cmd(iwm, &tx_key_id, sizeof(tx_key_id), 1);
+}
+
+int iwm_set_key(struct iwm_priv *iwm, bool remove, struct iwm_key *key)
+{
+ int ret = 0;
u8 cmd[64], *sta_addr, *key_data, key_len;
s8 key_idx;
u16 cmd_size = 0;
@@ -569,15 +598,6 @@ int iwm_set_key(struct iwm_priv *iwm, bool remove, bool set_tx_key,
struct iwm_umac_key_tkip *tkip = (struct iwm_umac_key_tkip *)cmd;
struct iwm_umac_key_ccmp *ccmp = (struct iwm_umac_key_ccmp *)cmd;
- if (set_tx_key)
- iwm->default_key = key;
-
- /*
- * We check if our current profile is valid.
- * If not, we dont push the key, we just cache them,
- * so that with the next siwsessid call, the keys
- * will be actually pushed.
- */
if (!remove) {
ret = iwm_check_profile(iwm);
if (ret < 0)
@@ -590,8 +610,9 @@ int iwm_set_key(struct iwm_priv *iwm, bool remove, bool set_tx_key,
key_idx = key->hdr.key_idx;
if (!remove) {
- IWM_DBG_WEXT(iwm, DBG, "key_idx:%d set tx key:%d\n",
- key_idx, set_tx_key);
+ u8 auth_type = iwm->umac_profile->sec.auth_type;
+
+ IWM_DBG_WEXT(iwm, DBG, "key_idx:%d\n", key_idx);
IWM_DBG_WEXT(iwm, DBG, "key_len:%d\n", key_len);
IWM_DBG_WEXT(iwm, DBG, "MAC:%pM, idx:%d, multicast:%d\n",
key_hdr->mac, key_hdr->key_idx, key_hdr->multicast);
@@ -603,8 +624,8 @@ int iwm_set_key(struct iwm_priv *iwm, bool remove, bool set_tx_key,
iwm->umac_profile->sec.auth_type,
iwm->umac_profile->sec.flags);
- switch (key->alg) {
- case UMAC_CIPHER_TYPE_WEP_40:
+ switch (key->cipher) {
+ case WLAN_CIPHER_SUITE_WEP40:
wep40->hdr.oid = UMAC_WIFI_IF_CMD_ADD_WEP40_KEY;
wep40->hdr.buf_size =
cpu_to_le16(sizeof(struct iwm_umac_key_wep40) -
@@ -613,12 +634,14 @@ int iwm_set_key(struct iwm_priv *iwm, bool remove, bool set_tx_key,
memcpy(&wep40->key_hdr, key_hdr,
sizeof(struct iwm_umac_key_hdr));
memcpy(wep40->key, key_data, key_len);
- wep40->static_key = 1;
+ wep40->static_key =
+ !!((auth_type != UMAC_AUTH_TYPE_8021X) &&
+ (auth_type != UMAC_AUTH_TYPE_RSNA_PSK));
cmd_size = sizeof(struct iwm_umac_key_wep40);
break;
- case UMAC_CIPHER_TYPE_WEP_104:
+ case WLAN_CIPHER_SUITE_WEP104:
wep104->hdr.oid = UMAC_WIFI_IF_CMD_ADD_WEP104_KEY;
wep104->hdr.buf_size =
cpu_to_le16(sizeof(struct iwm_umac_key_wep104) -
@@ -627,12 +650,14 @@ int iwm_set_key(struct iwm_priv *iwm, bool remove, bool set_tx_key,
memcpy(&wep104->key_hdr, key_hdr,
sizeof(struct iwm_umac_key_hdr));
memcpy(wep104->key, key_data, key_len);
- wep104->static_key = 1;
+ wep104->static_key =
+ !!((auth_type != UMAC_AUTH_TYPE_8021X) &&
+ (auth_type != UMAC_AUTH_TYPE_RSNA_PSK));
cmd_size = sizeof(struct iwm_umac_key_wep104);
break;
- case UMAC_CIPHER_TYPE_CCMP:
+ case WLAN_CIPHER_SUITE_CCMP:
key_hdr->key_idx++;
ccmp->hdr.oid = UMAC_WIFI_IF_CMD_ADD_CCMP_KEY;
ccmp->hdr.buf_size =
@@ -644,13 +669,13 @@ int iwm_set_key(struct iwm_priv *iwm, bool remove, bool set_tx_key,
memcpy(ccmp->key, key_data, key_len);
- if (key->flags & IW_ENCODE_EXT_RX_SEQ_VALID)
- memcpy(ccmp->iv_count, key->rx_seq, 6);
+ if (key->seq_len)
+ memcpy(ccmp->iv_count, key->seq, key->seq_len);
cmd_size = sizeof(struct iwm_umac_key_ccmp);
break;
- case UMAC_CIPHER_TYPE_TKIP:
+ case WLAN_CIPHER_SUITE_TKIP:
key_hdr->key_idx++;
tkip->hdr.oid = UMAC_WIFI_IF_CMD_ADD_TKIP_KEY;
tkip->hdr.buf_size =
@@ -667,8 +692,8 @@ int iwm_set_key(struct iwm_priv *iwm, bool remove, bool set_tx_key,
key_data + IWM_TKIP_KEY_SIZE + IWM_TKIP_MIC_SIZE,
IWM_TKIP_MIC_SIZE);
- if (key->flags & IW_ENCODE_EXT_RX_SEQ_VALID)
- memcpy(ccmp->iv_count, key->rx_seq, 6);
+ if (key->seq_len)
+ memcpy(ccmp->iv_count, key->seq, key->seq_len);
cmd_size = sizeof(struct iwm_umac_key_tkip);
break;
@@ -677,8 +702,8 @@ int iwm_set_key(struct iwm_priv *iwm, bool remove, bool set_tx_key,
return -ENOTSUPP;
}
- if ((key->alg == UMAC_CIPHER_TYPE_CCMP) ||
- (key->alg == UMAC_CIPHER_TYPE_TKIP))
+ if ((key->cipher == WLAN_CIPHER_SUITE_TKIP) ||
+ (key->cipher == WLAN_CIPHER_SUITE_CCMP))
/*
* UGLY_UGLY_UGLY
* Copied HACK from the MWG driver.
@@ -689,23 +714,11 @@ int iwm_set_key(struct iwm_priv *iwm, bool remove, bool set_tx_key,
schedule_timeout_interruptible(usecs_to_jiffies(300));
ret = iwm_send_wifi_if_cmd(iwm, cmd, cmd_size, 1);
- if (ret < 0)
- goto err;
-
- /*
- * We need a default key only if it is set and
- * if we're doing WEP.
- */
- if (iwm->default_key == key &&
- ((key->alg == UMAC_CIPHER_TYPE_WEP_40) ||
- (key->alg == UMAC_CIPHER_TYPE_WEP_104))) {
- ret = iwm_set_tx_key(iwm, key_idx);
- if (ret < 0)
- goto err;
- }
} else {
struct iwm_umac_key_remove key_remove;
+ IWM_DBG_WEXT(iwm, ERR, "Removing key_idx:%d\n", key_idx);
+
key_remove.hdr.oid = UMAC_WIFI_IF_CMD_REMOVE_KEY;
key_remove.hdr.buf_size =
cpu_to_le16(sizeof(struct iwm_umac_key_remove) -
@@ -716,23 +729,19 @@ int iwm_set_key(struct iwm_priv *iwm, bool remove, bool set_tx_key,
ret = iwm_send_wifi_if_cmd(iwm, &key_remove,
sizeof(struct iwm_umac_key_remove),
1);
- if (ret < 0)
+ if (ret)
return ret;
- iwm->keys[key_idx].in_use = 0;
+ iwm->keys[key_idx].key_len = 0;
}
- return 0;
-
- err:
- kfree(key);
return ret;
}
int iwm_send_mlme_profile(struct iwm_priv *iwm)
{
- int ret, i;
+ int ret;
struct iwm_umac_profile profile;
memcpy(&profile, iwm->umac_profile, sizeof(profile));
@@ -742,45 +751,19 @@ int iwm_send_mlme_profile(struct iwm_priv *iwm)
sizeof(struct iwm_umac_wifi_if));
ret = iwm_send_wifi_if_cmd(iwm, &profile, sizeof(profile), 1);
- if (ret < 0) {
+ if (ret) {
IWM_ERR(iwm, "Send profile command failed\n");
return ret;
}
- /* Wait for the profile to be active */
- ret = wait_event_interruptible_timeout(iwm->mlme_queue,
- iwm->umac_profile_active == 1,
- 3 * HZ);
- if (!ret)
- return -EBUSY;
-
-
- for (i = 0; i < IWM_NUM_KEYS; i++)
- if (iwm->keys[i].in_use) {
- int default_key = 0;
- struct iwm_key *key = &iwm->keys[i];
-
- if (key == iwm->default_key)
- default_key = 1;
-
- /* Wait for the profile before sending the keys */
- wait_event_interruptible_timeout(iwm->mlme_queue,
- (test_bit(IWM_STATUS_ASSOCIATING, &iwm->status) ||
- test_bit(IWM_STATUS_ASSOCIATED, &iwm->status)),
- 3 * HZ);
-
- ret = iwm_set_key(iwm, 0, default_key, key);
- if (ret < 0)
- return ret;
- }
-
+ set_bit(IWM_STATUS_SME_CONNECTING, &iwm->status);
return 0;
}
int iwm_invalidate_mlme_profile(struct iwm_priv *iwm)
{
- int ret;
struct iwm_umac_invalidate_profile invalid;
+ int ret;
invalid.hdr.oid = UMAC_WIFI_IF_CMD_INVALIDATE_PROFILE;
invalid.hdr.buf_size =
@@ -790,16 +773,13 @@ int iwm_invalidate_mlme_profile(struct iwm_priv *iwm)
invalid.reason = WLAN_REASON_UNSPECIFIED;
ret = iwm_send_wifi_if_cmd(iwm, &invalid, sizeof(invalid), 1);
- if (ret < 0)
+ if (ret)
return ret;
ret = wait_event_interruptible_timeout(iwm->mlme_queue,
- (iwm->umac_profile_active == 0),
- 2 * HZ);
- if (!ret)
- return -EBUSY;
+ (iwm->umac_profile_active == 0), 2 * HZ);
- return 0;
+ return ret ? 0 : -EBUSY;
}
int iwm_send_umac_stats_req(struct iwm_priv *iwm, u32 flags)
@@ -882,7 +862,7 @@ int iwm_scan_ssids(struct iwm_priv *iwm, struct cfg80211_ssid *ssids,
}
ret = iwm_send_wifi_if_cmd(iwm, &req, sizeof(req), 0);
- if (ret < 0) {
+ if (ret) {
IWM_ERR(iwm, "Couldn't send scan request\n");
return ret;
}