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path: root/drivers/net/wireless/mwifiex/cfg80211.c
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Diffstat (limited to 'drivers/net/wireless/mwifiex/cfg80211.c')
-rw-r--r--drivers/net/wireless/mwifiex/cfg80211.c224
1 files changed, 79 insertions, 145 deletions
diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c
index ec0895f4e8d3..b99ae2677d78 100644
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -34,22 +34,17 @@ static int
mwifiex_cfg80211_channel_type_to_mwifiex_channels(enum nl80211_channel_type
channel_type)
{
- int channel;
switch (channel_type) {
case NL80211_CHAN_NO_HT:
case NL80211_CHAN_HT20:
- channel = NO_SEC_CHANNEL;
- break;
+ return NO_SEC_CHANNEL;
case NL80211_CHAN_HT40PLUS:
- channel = SEC_CHANNEL_ABOVE;
- break;
+ return SEC_CHANNEL_ABOVE;
case NL80211_CHAN_HT40MINUS:
- channel = SEC_CHANNEL_BELOW;
- break;
+ return SEC_CHANNEL_BELOW;
default:
- channel = NO_SEC_CHANNEL;
+ return NO_SEC_CHANNEL;
}
- return channel;
}
/*
@@ -64,21 +59,16 @@ mwifiex_cfg80211_channel_type_to_mwifiex_channels(enum nl80211_channel_type
static enum nl80211_channel_type
mwifiex_channels_to_cfg80211_channel_type(int channel_type)
{
- int channel;
switch (channel_type) {
case NO_SEC_CHANNEL:
- channel = NL80211_CHAN_HT20;
- break;
+ return NL80211_CHAN_HT20;
case SEC_CHANNEL_ABOVE:
- channel = NL80211_CHAN_HT40PLUS;
- break;
+ return NL80211_CHAN_HT40PLUS;
case SEC_CHANNEL_BELOW:
- channel = NL80211_CHAN_HT40MINUS;
- break;
+ return NL80211_CHAN_HT40MINUS;
default:
- channel = NL80211_CHAN_HT20;
+ return NL80211_CHAN_HT20;
}
- return channel;
}
/*
@@ -117,10 +107,8 @@ mwifiex_cfg80211_del_key(struct wiphy *wiphy, struct net_device *netdev,
u8 key_index, bool pairwise, const u8 *mac_addr)
{
struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy);
- int ret = 0;
- ret = mwifiex_set_encode(priv, NULL, 0, key_index, 1);
- if (ret) {
+ if (mwifiex_set_encode(priv, NULL, 0, key_index, 1)) {
wiphy_err(wiphy, "deleting the crypto keys\n");
return -EFAULT;
}
@@ -137,12 +125,17 @@ mwifiex_cfg80211_set_tx_power(struct wiphy *wiphy,
enum nl80211_tx_power_setting type,
int dbm)
{
- int ret = 0;
struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy);
+ struct mwifiex_power_cfg power_cfg;
- ret = mwifiex_set_tx_power(priv, type, dbm);
+ if (type == NL80211_TX_POWER_FIXED) {
+ power_cfg.is_power_auto = 0;
+ power_cfg.power_level = dbm;
+ } else {
+ power_cfg.is_power_auto = 1;
+ }
- return ret;
+ return mwifiex_set_tx_power(priv, &power_cfg);
}
/*
@@ -155,17 +148,17 @@ mwifiex_cfg80211_set_power_mgmt(struct wiphy *wiphy,
struct net_device *dev,
bool enabled, int timeout)
{
- int ret = 0;
struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy);
+ u32 ps_mode;
if (timeout)
wiphy_dbg(wiphy,
"info: ignoring the timeout value"
" for IEEE power save\n");
- ret = mwifiex_drv_set_power(priv, enabled);
+ ps_mode = enabled;
- return ret;
+ return mwifiex_drv_set_power(priv, &ps_mode);
}
/*
@@ -177,18 +170,15 @@ mwifiex_cfg80211_set_default_key(struct wiphy *wiphy, struct net_device *netdev,
bool multicast)
{
struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy);
- int ret;
/* Return if WEP key not configured */
if (priv->sec_info.wep_status == MWIFIEX_802_11_WEP_DISABLED)
return 0;
- ret = mwifiex_set_encode(priv, NULL, 0, key_index, 0);
-
- wiphy_dbg(wiphy, "info: set default Tx key index\n");
-
- if (ret)
+ if (mwifiex_set_encode(priv, NULL, 0, key_index, 0)) {
+ wiphy_err(wiphy, "set default Tx key index\n");
return -EFAULT;
+ }
return 0;
}
@@ -202,15 +192,12 @@ mwifiex_cfg80211_add_key(struct wiphy *wiphy, struct net_device *netdev,
struct key_params *params)
{
struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy);
- int ret = 0;
- ret = mwifiex_set_encode(priv, params->key, params->key_len,
- key_index, 0);
-
- wiphy_dbg(wiphy, "info: crypto keys added\n");
-
- if (ret)
+ if (mwifiex_set_encode(priv, params->key, params->key_len,
+ key_index, 0)) {
+ wiphy_err(wiphy, "crypto keys added\n");
return -EFAULT;
+ }
return 0;
}
@@ -235,7 +222,6 @@ static int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy)
struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy);
struct mwifiex_adapter *adapter = priv->adapter;
struct mwifiex_802_11d_domain_reg *domain_info = &adapter->domain_reg;
- int ret = 0;
/* Set country code */
domain_info->country_code[0] = priv->country_code[0];
@@ -290,13 +276,14 @@ static int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy)
}
domain_info->no_of_triplet = no_of_triplet;
- /* Send cmd to FW to set domain info */
- ret = mwifiex_prepare_cmd(priv, HostCmd_CMD_802_11D_DOMAIN_INFO,
- HostCmd_ACT_GEN_SET, 0, NULL, NULL);
- if (ret)
+
+ if (mwifiex_send_cmd_async(priv, HostCmd_CMD_802_11D_DOMAIN_INFO,
+ HostCmd_ACT_GEN_SET, 0, NULL)) {
wiphy_err(wiphy, "11D: setting domain info in FW\n");
+ return -1;
+ }
- return ret;
+ return 0;
}
/*
@@ -346,8 +333,6 @@ mwifiex_set_rf_channel(struct mwifiex_private *priv,
enum nl80211_channel_type channel_type)
{
struct mwifiex_chan_freq_power cfp;
- int ret = 0;
- int status = 0;
struct mwifiex_ds_band_cfg band_cfg;
u32 config_bands = 0;
struct wiphy *wiphy = priv->wdev->wiphy;
@@ -366,15 +351,14 @@ mwifiex_set_rf_channel(struct mwifiex_private *priv,
band_cfg.config_bands = config_bands;
band_cfg.adhoc_start_band = config_bands;
}
- /* Set channel offset */
+
band_cfg.sec_chan_offset =
mwifiex_cfg80211_channel_type_to_mwifiex_channels
(channel_type);
- status = mwifiex_radio_ioctl_band_cfg(priv, HostCmd_ACT_GEN_SET,
- &band_cfg);
- if (status)
+ if (mwifiex_set_radio_band_cfg(priv, &band_cfg))
return -EFAULT;
+
mwifiex_send_domain_info_cmd_fw(wiphy);
}
@@ -382,20 +366,16 @@ mwifiex_set_rf_channel(struct mwifiex_private *priv,
"mode %d\n", config_bands, band_cfg.sec_chan_offset,
priv->bss_mode);
if (!chan)
- return ret;
+ return 0;
memset(&cfp, 0, sizeof(cfp));
cfp.freq = chan->center_freq;
- /* Convert frequency to channel */
cfp.channel = ieee80211_frequency_to_channel(chan->center_freq);
- status = mwifiex_bss_ioctl_channel(priv, HostCmd_ACT_GEN_SET, &cfp);
- if (status)
+ if (mwifiex_bss_set_channel(priv, &cfp))
return -EFAULT;
- ret = mwifiex_drv_change_adhoc_chan(priv, cfp.channel);
-
- return ret;
+ return mwifiex_drv_change_adhoc_chan(priv, cfp.channel);
}
/*
@@ -422,67 +402,41 @@ mwifiex_cfg80211_set_channel(struct wiphy *wiphy, struct net_device *dev,
/*
* This function sets the fragmentation threshold.
*
- * This function creates an IOCTL request, populates it accordingly
- * and issues an IOCTL.
- *
- * The fragmentation threshold value must lies between MWIFIEX_FRAG_MIN_VALUE
+ * The fragmentation threshold value must lie between MWIFIEX_FRAG_MIN_VALUE
* and MWIFIEX_FRAG_MAX_VALUE.
*/
static int
mwifiex_set_frag(struct mwifiex_private *priv, u32 frag_thr)
{
int ret = 0;
- int status = 0;
- struct mwifiex_wait_queue *wait = NULL;
- u8 wait_option = MWIFIEX_IOCTL_WAIT;
if (frag_thr < MWIFIEX_FRAG_MIN_VALUE
|| frag_thr > MWIFIEX_FRAG_MAX_VALUE)
return -EINVAL;
- wait = mwifiex_alloc_fill_wait_queue(priv, wait_option);
- if (!wait)
- return -ENOMEM;
-
- status = mwifiex_snmp_mib_ioctl(priv, wait, FRAG_THRESH_I,
- HostCmd_ACT_GEN_SET, &frag_thr);
-
- if (mwifiex_request_ioctl(priv, wait, status, wait_option))
- ret = -EFAULT;
+ /* Send request to firmware */
+ ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_SNMP_MIB,
+ HostCmd_ACT_GEN_SET, FRAG_THRESH_I,
+ &frag_thr);
- kfree(wait);
return ret;
}
/*
* This function sets the RTS threshold.
- *
- * This function creates an IOCTL request, populates it accordingly
- * and issues an IOCTL.
+
+ * The rts value must lie between MWIFIEX_RTS_MIN_VALUE
+ * and MWIFIEX_RTS_MAX_VALUE.
*/
static int
mwifiex_set_rts(struct mwifiex_private *priv, u32 rts_thr)
{
- int ret = 0;
- struct mwifiex_wait_queue *wait = NULL;
- int status = 0;
- u8 wait_option = MWIFIEX_IOCTL_WAIT;
-
if (rts_thr < MWIFIEX_RTS_MIN_VALUE || rts_thr > MWIFIEX_RTS_MAX_VALUE)
rts_thr = MWIFIEX_RTS_MAX_VALUE;
- wait = mwifiex_alloc_fill_wait_queue(priv, wait_option);
- if (!wait)
- return -ENOMEM;
-
- status = mwifiex_snmp_mib_ioctl(priv, wait, RTS_THRESH_I,
- HostCmd_ACT_GEN_SET, &rts_thr);
-
- if (mwifiex_request_ioctl(priv, wait, status, wait_option))
- ret = -EFAULT;
-
- kfree(wait);
- return ret;
+ return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_SNMP_MIB,
+ HostCmd_ACT_GEN_SET, RTS_THRESH_I,
+ &rts_thr);
}
/*
@@ -498,8 +452,11 @@ mwifiex_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
int ret = 0;
- if (changed & WIPHY_PARAM_RTS_THRESHOLD)
+ if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
ret = mwifiex_set_rts(priv, wiphy->rts_threshold);
+ if (ret)
+ return ret;
+ }
if (changed & WIPHY_PARAM_FRAG_THRESHOLD)
ret = mwifiex_set_frag(priv, wiphy->frag_threshold);
@@ -518,7 +475,6 @@ mwifiex_cfg80211_change_virtual_intf(struct wiphy *wiphy,
{
int ret = 0;
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
- struct mwifiex_wait_queue *wait = NULL;
if (priv->bss_mode == type) {
wiphy_warn(wiphy, "already set to required type\n");
@@ -545,24 +501,13 @@ mwifiex_cfg80211_change_virtual_intf(struct wiphy *wiphy,
return -EINVAL;
}
- wait = mwifiex_alloc_fill_wait_queue(priv, MWIFIEX_IOCTL_WAIT);
- if (!wait)
- return -ENOMEM;
-
- mwifiex_deauthenticate(priv, wait, NULL);
+ mwifiex_deauthenticate(priv, NULL);
priv->sec_info.authentication_mode = NL80211_AUTHTYPE_OPEN_SYSTEM;
- ret = mwifiex_prepare_cmd(priv, HostCmd_CMD_SET_BSS_MODE,
- HostCmd_ACT_GEN_SET, 0, wait, NULL);
- if (!ret)
- ret = -EINPROGRESS;
-
- ret = mwifiex_request_ioctl(priv, wait, ret, MWIFIEX_IOCTL_WAIT);
- if (ret)
- ret = -EFAULT;
+ ret = mwifiex_send_cmd_sync(priv, HostCmd_CMD_SET_BSS_MODE,
+ HostCmd_ACT_GEN_SET, 0, NULL);
- kfree(wait);
return ret;
}
@@ -592,7 +537,7 @@ mwifiex_dump_station_info(struct mwifiex_private *priv,
/* Get signal information from the firmware */
memset(&signal, 0, sizeof(struct mwifiex_ds_get_signal));
- if (mwifiex_get_signal_info(priv, MWIFIEX_IOCTL_WAIT, &signal)) {
+ if (mwifiex_get_signal_info(priv, &signal)) {
dev_err(priv->adapter->dev, "getting signal information\n");
ret = -EFAULT;
}
@@ -623,7 +568,6 @@ mwifiex_cfg80211_get_station(struct wiphy *wiphy, struct net_device *dev,
u8 *mac, struct station_info *sinfo)
{
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
- int ret = 0;
mwifiex_dump_station_info(priv, sinfo);
@@ -632,10 +576,7 @@ mwifiex_cfg80211_get_station(struct wiphy *wiphy, struct net_device *dev,
if (memcmp(mac, priv->cfg_bssid, ETH_ALEN))
return -ENOENT;
-
- ret = mwifiex_dump_station_info(priv, sinfo);
-
- return ret;
+ return mwifiex_dump_station_info(priv, sinfo);
}
/* Supported rates to be advertised to the cfg80211 */
@@ -750,7 +691,7 @@ mwifiex_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *dev,
return -EBUSY;
priv->disconnect = 1;
- if (mwifiex_disconnect(priv, MWIFIEX_IOCTL_WAIT, NULL))
+ if (mwifiex_deauthenticate(priv, NULL))
return -EFAULT;
wiphy_dbg(wiphy, "info: successfully disconnected from %pM:"
@@ -774,15 +715,13 @@ mwifiex_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *dev,
*/
static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv)
{
- int ret = 0;
struct ieee80211_channel *chan;
struct mwifiex_bss_info bss_info;
int ie_len = 0;
u8 ie_buf[IEEE80211_MAX_SSID_LEN + sizeof(struct ieee_types_header)];
- ret = mwifiex_get_bss_info(priv, &bss_info);
- if (ret)
- return ret;
+ if (mwifiex_get_bss_info(priv, &bss_info))
+ return -1;
ie_buf[0] = WLAN_EID_SSID;
ie_buf[1] = bss_info.ssid.ssid_len;
@@ -801,7 +740,7 @@ static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv)
0, ie_buf, ie_len, 0, GFP_KERNEL);
memcpy(priv->cfg_bssid, bss_info.bssid, ETH_ALEN);
- return ret;
+ return 0;
}
/*
@@ -830,16 +769,15 @@ static int mwifiex_inform_bss_from_scan_result(struct mwifiex_private *priv,
struct mwifiex_bssdescriptor *scan_table;
int i, j;
struct ieee80211_channel *chan;
- u8 *ie, *tmp, *ie_buf;
+ u8 *ie, *ie_buf;
u32 ie_len;
- u64 ts = 0;
u8 *beacon;
int beacon_size;
u8 element_id, element_len;
memset(&scan_resp, 0, sizeof(scan_resp));
- if (mwifiex_get_scan_table(priv, MWIFIEX_IOCTL_WAIT, &scan_resp))
- return -EFAULT;
+ scan_resp.scan_table = (u8 *) priv->adapter->scan_table;
+ scan_resp.num_in_scan_table = priv->adapter->num_in_scan_table;
#define MAX_IE_BUF 2048
ie_buf = kzalloc(MAX_IE_BUF, GFP_KERNEL);
@@ -914,9 +852,9 @@ static int mwifiex_inform_bss_from_scan_result(struct mwifiex_private *priv,
case WLAN_EID_BSS_AC_ACCESS_DELAY:
ie[0] = element_id;
ie[1] = element_len;
- tmp = (u8 *) beacon;
memcpy(&ie[sizeof(struct ieee_types_header)],
- tmp + sizeof(struct ieee_types_header),
+ (u8 *) beacon
+ + sizeof(struct ieee_types_header),
element_len);
ie_len += ie[1] +
sizeof(struct ieee_types_header);
@@ -933,7 +871,7 @@ static int mwifiex_inform_bss_from_scan_result(struct mwifiex_private *priv,
scan_table[i].freq);
cfg80211_inform_bss(priv->wdev->wiphy, chan,
scan_table[i].mac_address,
- ts, scan_table[i].cap_info_bitmap,
+ 0, scan_table[i].cap_info_bitmap,
scan_table[i].beacon_period,
ie_buf, ie_len,
scan_table[i].rssi, GFP_KERNEL);
@@ -966,9 +904,7 @@ mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len, u8 *ssid,
struct mwifiex_802_11_ssid req_ssid;
struct mwifiex_ssid_bssid ssid_bssid;
int ret = 0;
- int auth_type = 0, pairwise_encrypt_mode = 0;
- int group_encrypt_mode = 0;
- int alg_is_wep = 0;
+ int auth_type = 0;
memset(&req_ssid, 0, sizeof(struct mwifiex_802_11_ssid));
memset(&ssid_bssid, 0, sizeof(struct mwifiex_ssid_bssid));
@@ -986,7 +922,7 @@ mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len, u8 *ssid,
}
/* disconnect before try to associate */
- mwifiex_disconnect(priv, MWIFIEX_IOCTL_WAIT, NULL);
+ mwifiex_deauthenticate(priv, NULL);
if (channel)
ret = mwifiex_set_rf_channel(priv, channel,
@@ -1034,9 +970,7 @@ mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len, u8 *ssid,
ret = mwifiex_set_gen_ie(priv, sme->ie, sme->ie_len);
if (sme->key) {
- alg_is_wep = mwifiex_is_alg_wep(pairwise_encrypt_mode)
- | mwifiex_is_alg_wep(group_encrypt_mode);
- if (alg_is_wep) {
+ if (mwifiex_is_alg_wep(0) | mwifiex_is_alg_wep(0)) {
dev_dbg(priv->adapter->dev,
"info: setting wep encryption"
" with key len %d\n", sme->key_len);
@@ -1046,7 +980,7 @@ mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len, u8 *ssid,
}
done:
/* Do specific SSID scanning */
- if (mwifiex_request_scan(priv, MWIFIEX_IOCTL_WAIT, &req_ssid)) {
+ if (mwifiex_request_scan(priv, &req_ssid)) {
dev_err(priv->adapter->dev, "scan error\n");
return -EFAULT;
}
@@ -1055,8 +989,7 @@ done:
memcpy(&ssid_bssid.ssid, &req_ssid, sizeof(struct mwifiex_802_11_ssid));
if (mode != NL80211_IFTYPE_ADHOC) {
- if (mwifiex_find_best_bss(priv, MWIFIEX_IOCTL_WAIT,
- &ssid_bssid))
+ if (mwifiex_find_best_bss(priv, &ssid_bssid))
return -EFAULT;
/* Inform the BSS information to kernel, otherwise
* kernel will give a panic after successful assoc */
@@ -1072,7 +1005,10 @@ done:
/* Connect to BSS by ESSID */
memset(&ssid_bssid.bssid, 0, ETH_ALEN);
- if (mwifiex_bss_start(priv, MWIFIEX_IOCTL_WAIT, &ssid_bssid))
+ if (!netif_queue_stopped(priv->netdev))
+ netif_stop_queue(priv->netdev);
+
+ if (mwifiex_bss_start(priv, &ssid_bssid))
return -EFAULT;
if (mode == NL80211_IFTYPE_ADHOC) {
@@ -1176,7 +1112,7 @@ mwifiex_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev)
wiphy_dbg(wiphy, "info: disconnecting from essid %pM\n",
priv->cfg_bssid);
- if (mwifiex_disconnect(priv, MWIFIEX_IOCTL_WAIT, NULL))
+ if (mwifiex_deauthenticate(priv, NULL))
return -EFAULT;
queue_work(priv->workqueue, &priv->cfg_workqueue);
@@ -1451,6 +1387,4 @@ done:
memset(priv->cfg_bssid, 0, ETH_ALEN);
priv->disconnect = 0;
}
-
- return;
}