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4479 lines
124 KiB
4479 lines
124 KiB
/* |
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* NXP Wireless LAN device driver: CFG80211 |
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* |
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* Copyright 2011-2020 NXP |
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* |
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* This software file (the "File") is distributed by NXP |
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* under the terms of the GNU General Public License Version 2, June 1991 |
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* (the "License"). You may use, redistribute and/or modify this File in |
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* accordance with the terms and conditions of the License, a copy of which |
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* is available by writing to the Free Software Foundation, Inc., |
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the |
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* worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. |
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* |
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* THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE |
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* ARE EXPRESSLY DISCLAIMED. The License provides additional details about |
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* this warranty disclaimer. |
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*/ |
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|
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#include "cfg80211.h" |
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#include "main.h" |
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#include "11n.h" |
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#include "wmm.h" |
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|
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static char *reg_alpha2; |
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module_param(reg_alpha2, charp, 0); |
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|
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static const struct ieee80211_iface_limit mwifiex_ap_sta_limits[] = { |
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{ |
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.max = MWIFIEX_MAX_BSS_NUM, |
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.types = BIT(NL80211_IFTYPE_STATION) | |
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BIT(NL80211_IFTYPE_P2P_GO) | |
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BIT(NL80211_IFTYPE_P2P_CLIENT) | |
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BIT(NL80211_IFTYPE_AP), |
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}, |
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}; |
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|
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static const struct ieee80211_iface_combination |
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mwifiex_iface_comb_ap_sta = { |
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.limits = mwifiex_ap_sta_limits, |
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.num_different_channels = 1, |
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.n_limits = ARRAY_SIZE(mwifiex_ap_sta_limits), |
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.max_interfaces = MWIFIEX_MAX_BSS_NUM, |
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.beacon_int_infra_match = true, |
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.radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) | |
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BIT(NL80211_CHAN_WIDTH_20) | |
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BIT(NL80211_CHAN_WIDTH_40), |
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}; |
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|
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static const struct ieee80211_iface_combination |
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mwifiex_iface_comb_ap_sta_vht = { |
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.limits = mwifiex_ap_sta_limits, |
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.num_different_channels = 1, |
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.n_limits = ARRAY_SIZE(mwifiex_ap_sta_limits), |
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.max_interfaces = MWIFIEX_MAX_BSS_NUM, |
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.beacon_int_infra_match = true, |
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.radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) | |
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BIT(NL80211_CHAN_WIDTH_20) | |
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BIT(NL80211_CHAN_WIDTH_40) | |
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BIT(NL80211_CHAN_WIDTH_80), |
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}; |
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|
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static const struct |
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ieee80211_iface_combination mwifiex_iface_comb_ap_sta_drcs = { |
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.limits = mwifiex_ap_sta_limits, |
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.num_different_channels = 2, |
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.n_limits = ARRAY_SIZE(mwifiex_ap_sta_limits), |
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.max_interfaces = MWIFIEX_MAX_BSS_NUM, |
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.beacon_int_infra_match = true, |
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}; |
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|
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/* |
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* This function maps the nl802.11 channel type into driver channel type. |
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* |
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* The mapping is as follows - |
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* NL80211_CHAN_NO_HT -> IEEE80211_HT_PARAM_CHA_SEC_NONE |
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* NL80211_CHAN_HT20 -> IEEE80211_HT_PARAM_CHA_SEC_NONE |
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* NL80211_CHAN_HT40PLUS -> IEEE80211_HT_PARAM_CHA_SEC_ABOVE |
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* NL80211_CHAN_HT40MINUS -> IEEE80211_HT_PARAM_CHA_SEC_BELOW |
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* Others -> IEEE80211_HT_PARAM_CHA_SEC_NONE |
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*/ |
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u8 mwifiex_chan_type_to_sec_chan_offset(enum nl80211_channel_type chan_type) |
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{ |
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switch (chan_type) { |
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case NL80211_CHAN_NO_HT: |
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case NL80211_CHAN_HT20: |
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return IEEE80211_HT_PARAM_CHA_SEC_NONE; |
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case NL80211_CHAN_HT40PLUS: |
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return IEEE80211_HT_PARAM_CHA_SEC_ABOVE; |
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case NL80211_CHAN_HT40MINUS: |
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return IEEE80211_HT_PARAM_CHA_SEC_BELOW; |
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default: |
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return IEEE80211_HT_PARAM_CHA_SEC_NONE; |
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} |
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} |
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|
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/* This function maps IEEE HT secondary channel type to NL80211 channel type |
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*/ |
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u8 mwifiex_get_chan_type(struct mwifiex_private *priv) |
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{ |
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struct mwifiex_channel_band channel_band; |
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int ret; |
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|
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ret = mwifiex_get_chan_info(priv, &channel_band); |
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|
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if (!ret) { |
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switch (channel_band.band_config.chan_width) { |
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case CHAN_BW_20MHZ: |
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if (IS_11N_ENABLED(priv)) |
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return NL80211_CHAN_HT20; |
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else |
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return NL80211_CHAN_NO_HT; |
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case CHAN_BW_40MHZ: |
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if (channel_band.band_config.chan2_offset == |
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SEC_CHAN_ABOVE) |
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return NL80211_CHAN_HT40PLUS; |
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else |
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return NL80211_CHAN_HT40MINUS; |
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default: |
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return NL80211_CHAN_HT20; |
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} |
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} |
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|
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return NL80211_CHAN_HT20; |
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} |
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|
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/* |
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* This function checks whether WEP is set. |
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*/ |
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static int |
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mwifiex_is_alg_wep(u32 cipher) |
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{ |
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switch (cipher) { |
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case WLAN_CIPHER_SUITE_WEP40: |
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case WLAN_CIPHER_SUITE_WEP104: |
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return 1; |
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default: |
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break; |
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} |
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|
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return 0; |
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} |
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|
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/* |
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* This function retrieves the private structure from kernel wiphy structure. |
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*/ |
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static void *mwifiex_cfg80211_get_adapter(struct wiphy *wiphy) |
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{ |
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return (void *) (*(unsigned long *) wiphy_priv(wiphy)); |
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} |
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|
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/* |
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* CFG802.11 operation handler to delete a network key. |
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*/ |
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static int |
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mwifiex_cfg80211_del_key(struct wiphy *wiphy, struct net_device *netdev, |
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u8 key_index, bool pairwise, const u8 *mac_addr) |
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{ |
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struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev); |
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static const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; |
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const u8 *peer_mac = pairwise ? mac_addr : bc_mac; |
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|
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if (mwifiex_set_encode(priv, NULL, NULL, 0, key_index, peer_mac, 1)) { |
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mwifiex_dbg(priv->adapter, ERROR, "deleting the crypto keys\n"); |
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return -EFAULT; |
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} |
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|
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mwifiex_dbg(priv->adapter, INFO, "info: crypto keys deleted\n"); |
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return 0; |
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} |
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|
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/* |
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* This function forms an skb for management frame. |
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*/ |
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static int |
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mwifiex_form_mgmt_frame(struct sk_buff *skb, const u8 *buf, size_t len) |
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{ |
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u8 addr[ETH_ALEN] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}; |
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u16 pkt_len; |
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u32 tx_control = 0, pkt_type = PKT_TYPE_MGMT; |
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pkt_len = len + ETH_ALEN; |
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skb_reserve(skb, MWIFIEX_MIN_DATA_HEADER_LEN + |
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MWIFIEX_MGMT_FRAME_HEADER_SIZE + sizeof(pkt_len)); |
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memcpy(skb_push(skb, sizeof(pkt_len)), &pkt_len, sizeof(pkt_len)); |
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|
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memcpy(skb_push(skb, sizeof(tx_control)), |
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&tx_control, sizeof(tx_control)); |
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|
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memcpy(skb_push(skb, sizeof(pkt_type)), &pkt_type, sizeof(pkt_type)); |
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|
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/* Add packet data and address4 */ |
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skb_put_data(skb, buf, sizeof(struct ieee80211_hdr_3addr)); |
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skb_put_data(skb, addr, ETH_ALEN); |
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skb_put_data(skb, buf + sizeof(struct ieee80211_hdr_3addr), |
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len - sizeof(struct ieee80211_hdr_3addr)); |
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|
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skb->priority = LOW_PRIO_TID; |
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__net_timestamp(skb); |
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|
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return 0; |
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} |
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|
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/* |
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* CFG802.11 operation handler to transmit a management frame. |
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*/ |
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static int |
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mwifiex_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, |
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struct cfg80211_mgmt_tx_params *params, u64 *cookie) |
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{ |
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const u8 *buf = params->buf; |
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size_t len = params->len; |
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struct sk_buff *skb; |
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u16 pkt_len; |
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const struct ieee80211_mgmt *mgmt; |
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struct mwifiex_txinfo *tx_info; |
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struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); |
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if (!buf || !len) { |
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mwifiex_dbg(priv->adapter, ERROR, "invalid buffer and length\n"); |
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return -EFAULT; |
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} |
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mgmt = (const struct ieee80211_mgmt *)buf; |
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if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA && |
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ieee80211_is_probe_resp(mgmt->frame_control)) { |
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/* Since we support offload probe resp, we need to skip probe |
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* resp in AP or GO mode */ |
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mwifiex_dbg(priv->adapter, INFO, |
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"info: skip to send probe resp in AP or GO mode\n"); |
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return 0; |
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} |
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pkt_len = len + ETH_ALEN; |
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skb = dev_alloc_skb(MWIFIEX_MIN_DATA_HEADER_LEN + |
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MWIFIEX_MGMT_FRAME_HEADER_SIZE + |
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pkt_len + sizeof(pkt_len)); |
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|
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if (!skb) { |
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mwifiex_dbg(priv->adapter, ERROR, |
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"allocate skb failed for management frame\n"); |
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return -ENOMEM; |
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} |
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tx_info = MWIFIEX_SKB_TXCB(skb); |
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memset(tx_info, 0, sizeof(*tx_info)); |
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tx_info->bss_num = priv->bss_num; |
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tx_info->bss_type = priv->bss_type; |
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tx_info->pkt_len = pkt_len; |
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mwifiex_form_mgmt_frame(skb, buf, len); |
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*cookie = prandom_u32() | 1; |
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|
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if (ieee80211_is_action(mgmt->frame_control)) |
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skb = mwifiex_clone_skb_for_tx_status(priv, |
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skb, |
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MWIFIEX_BUF_FLAG_ACTION_TX_STATUS, cookie); |
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else |
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cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true, |
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GFP_ATOMIC); |
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mwifiex_queue_tx_pkt(priv, skb); |
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mwifiex_dbg(priv->adapter, INFO, "info: management frame transmitted\n"); |
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return 0; |
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} |
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/* |
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* CFG802.11 operation handler to register a mgmt frame. |
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*/ |
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static void |
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mwifiex_cfg80211_update_mgmt_frame_registrations(struct wiphy *wiphy, |
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struct wireless_dev *wdev, |
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struct mgmt_frame_regs *upd) |
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{ |
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struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); |
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u32 mask = upd->interface_stypes; |
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|
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if (mask != priv->mgmt_frame_mask) { |
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priv->mgmt_frame_mask = mask; |
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mwifiex_send_cmd(priv, HostCmd_CMD_MGMT_FRAME_REG, |
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HostCmd_ACT_GEN_SET, 0, |
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&priv->mgmt_frame_mask, false); |
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mwifiex_dbg(priv->adapter, INFO, "info: mgmt frame registered\n"); |
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} |
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} |
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|
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/* |
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* CFG802.11 operation handler to remain on channel. |
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*/ |
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static int |
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mwifiex_cfg80211_remain_on_channel(struct wiphy *wiphy, |
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struct wireless_dev *wdev, |
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struct ieee80211_channel *chan, |
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unsigned int duration, u64 *cookie) |
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{ |
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struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); |
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int ret; |
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if (!chan || !cookie) { |
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mwifiex_dbg(priv->adapter, ERROR, "Invalid parameter for ROC\n"); |
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return -EINVAL; |
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} |
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if (priv->roc_cfg.cookie) { |
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mwifiex_dbg(priv->adapter, INFO, |
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"info: ongoing ROC, cookie = 0x%llx\n", |
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priv->roc_cfg.cookie); |
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return -EBUSY; |
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} |
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ret = mwifiex_remain_on_chan_cfg(priv, HostCmd_ACT_GEN_SET, chan, |
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duration); |
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if (!ret) { |
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*cookie = prandom_u32() | 1; |
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priv->roc_cfg.cookie = *cookie; |
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priv->roc_cfg.chan = *chan; |
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|
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cfg80211_ready_on_channel(wdev, *cookie, chan, |
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duration, GFP_ATOMIC); |
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|
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mwifiex_dbg(priv->adapter, INFO, |
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"info: ROC, cookie = 0x%llx\n", *cookie); |
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} |
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|
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return ret; |
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} |
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|
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/* |
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* CFG802.11 operation handler to cancel remain on channel. |
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*/ |
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static int |
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mwifiex_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy, |
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struct wireless_dev *wdev, u64 cookie) |
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{ |
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struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); |
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int ret; |
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|
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if (cookie != priv->roc_cfg.cookie) |
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return -ENOENT; |
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ret = mwifiex_remain_on_chan_cfg(priv, HostCmd_ACT_GEN_REMOVE, |
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&priv->roc_cfg.chan, 0); |
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|
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if (!ret) { |
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cfg80211_remain_on_channel_expired(wdev, cookie, |
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&priv->roc_cfg.chan, |
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GFP_ATOMIC); |
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|
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memset(&priv->roc_cfg, 0, sizeof(struct mwifiex_roc_cfg)); |
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|
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mwifiex_dbg(priv->adapter, INFO, |
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"info: cancel ROC, cookie = 0x%llx\n", cookie); |
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} |
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|
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return ret; |
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} |
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|
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/* |
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* CFG802.11 operation handler to set Tx power. |
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*/ |
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static int |
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mwifiex_cfg80211_set_tx_power(struct wiphy *wiphy, |
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struct wireless_dev *wdev, |
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enum nl80211_tx_power_setting type, |
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int mbm) |
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{ |
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struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
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struct mwifiex_private *priv; |
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struct mwifiex_power_cfg power_cfg; |
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int dbm = MBM_TO_DBM(mbm); |
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|
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switch (type) { |
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case NL80211_TX_POWER_FIXED: |
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power_cfg.is_power_auto = 0; |
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power_cfg.is_power_fixed = 1; |
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power_cfg.power_level = dbm; |
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break; |
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case NL80211_TX_POWER_LIMITED: |
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power_cfg.is_power_auto = 0; |
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power_cfg.is_power_fixed = 0; |
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power_cfg.power_level = dbm; |
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break; |
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case NL80211_TX_POWER_AUTOMATIC: |
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power_cfg.is_power_auto = 1; |
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break; |
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} |
|
|
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priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); |
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|
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return mwifiex_set_tx_power(priv, &power_cfg); |
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} |
|
|
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/* |
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* CFG802.11 operation handler to get Tx power. |
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*/ |
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static int |
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mwifiex_cfg80211_get_tx_power(struct wiphy *wiphy, |
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struct wireless_dev *wdev, |
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int *dbm) |
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{ |
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struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
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struct mwifiex_private *priv = mwifiex_get_priv(adapter, |
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MWIFIEX_BSS_ROLE_ANY); |
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int ret = mwifiex_send_cmd(priv, HostCmd_CMD_RF_TX_PWR, |
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HostCmd_ACT_GEN_GET, 0, NULL, true); |
|
|
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if (ret < 0) |
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return ret; |
|
|
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/* tx_power_level is set in HostCmd_CMD_RF_TX_PWR command handler */ |
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*dbm = priv->tx_power_level; |
|
|
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return 0; |
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} |
|
|
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/* |
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* CFG802.11 operation handler to set Power Save option. |
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* |
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* The timeout value, if provided, is currently ignored. |
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*/ |
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static int |
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mwifiex_cfg80211_set_power_mgmt(struct wiphy *wiphy, |
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struct net_device *dev, |
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bool enabled, int timeout) |
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{ |
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struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
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u32 ps_mode; |
|
|
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if (timeout) |
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mwifiex_dbg(priv->adapter, INFO, |
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"info: ignore timeout value for IEEE Power Save\n"); |
|
|
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ps_mode = enabled; |
|
|
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return mwifiex_drv_set_power(priv, &ps_mode); |
|
} |
|
|
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/* |
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* CFG802.11 operation handler to set the default network key. |
|
*/ |
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static int |
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mwifiex_cfg80211_set_default_key(struct wiphy *wiphy, struct net_device *netdev, |
|
u8 key_index, bool unicast, |
|
bool multicast) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev); |
|
|
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/* Return if WEP key not configured */ |
|
if (!priv->sec_info.wep_enabled) |
|
return 0; |
|
|
|
if (priv->bss_type == MWIFIEX_BSS_TYPE_UAP) { |
|
priv->wep_key_curr_index = key_index; |
|
} else if (mwifiex_set_encode(priv, NULL, NULL, 0, key_index, |
|
NULL, 0)) { |
|
mwifiex_dbg(priv->adapter, ERROR, "set default Tx key index\n"); |
|
return -EFAULT; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
/* |
|
* CFG802.11 operation handler to add a network key. |
|
*/ |
|
static int |
|
mwifiex_cfg80211_add_key(struct wiphy *wiphy, struct net_device *netdev, |
|
u8 key_index, bool pairwise, const u8 *mac_addr, |
|
struct key_params *params) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev); |
|
struct mwifiex_wep_key *wep_key; |
|
static const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; |
|
const u8 *peer_mac = pairwise ? mac_addr : bc_mac; |
|
|
|
if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP && |
|
(params->cipher == WLAN_CIPHER_SUITE_WEP40 || |
|
params->cipher == WLAN_CIPHER_SUITE_WEP104)) { |
|
if (params->key && params->key_len) { |
|
wep_key = &priv->wep_key[key_index]; |
|
memset(wep_key, 0, sizeof(struct mwifiex_wep_key)); |
|
memcpy(wep_key->key_material, params->key, |
|
params->key_len); |
|
wep_key->key_index = key_index; |
|
wep_key->key_length = params->key_len; |
|
priv->sec_info.wep_enabled = 1; |
|
} |
|
return 0; |
|
} |
|
|
|
if (mwifiex_set_encode(priv, params, params->key, params->key_len, |
|
key_index, peer_mac, 0)) { |
|
mwifiex_dbg(priv->adapter, ERROR, "crypto keys added\n"); |
|
return -EFAULT; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
/* |
|
* CFG802.11 operation handler to set default mgmt key. |
|
*/ |
|
static int |
|
mwifiex_cfg80211_set_default_mgmt_key(struct wiphy *wiphy, |
|
struct net_device *netdev, |
|
u8 key_index) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(netdev); |
|
struct mwifiex_ds_encrypt_key encrypt_key; |
|
|
|
wiphy_dbg(wiphy, "set default mgmt key, key index=%d\n", key_index); |
|
|
|
memset(&encrypt_key, 0, sizeof(struct mwifiex_ds_encrypt_key)); |
|
encrypt_key.key_len = WLAN_KEY_LEN_CCMP; |
|
encrypt_key.key_index = key_index; |
|
encrypt_key.is_igtk_def_key = true; |
|
eth_broadcast_addr(encrypt_key.mac_addr); |
|
|
|
return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_KEY_MATERIAL, |
|
HostCmd_ACT_GEN_SET, true, &encrypt_key, true); |
|
} |
|
|
|
/* |
|
* This function sends domain information to the firmware. |
|
* |
|
* The following information are passed to the firmware - |
|
* - Country codes |
|
* - Sub bands (first channel, number of channels, maximum Tx power) |
|
*/ |
|
int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy) |
|
{ |
|
u8 no_of_triplet = 0; |
|
struct ieee80211_country_ie_triplet *t; |
|
u8 no_of_parsed_chan = 0; |
|
u8 first_chan = 0, next_chan = 0, max_pwr = 0; |
|
u8 i, flag = 0; |
|
enum nl80211_band band; |
|
struct ieee80211_supported_band *sband; |
|
struct ieee80211_channel *ch; |
|
struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
|
struct mwifiex_private *priv; |
|
struct mwifiex_802_11d_domain_reg *domain_info = &adapter->domain_reg; |
|
|
|
/* Set country code */ |
|
domain_info->country_code[0] = adapter->country_code[0]; |
|
domain_info->country_code[1] = adapter->country_code[1]; |
|
domain_info->country_code[2] = ' '; |
|
|
|
band = mwifiex_band_to_radio_type(adapter->config_bands); |
|
if (!wiphy->bands[band]) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"11D: setting domain info in FW\n"); |
|
return -1; |
|
} |
|
|
|
sband = wiphy->bands[band]; |
|
|
|
for (i = 0; i < sband->n_channels ; i++) { |
|
ch = &sband->channels[i]; |
|
if (ch->flags & IEEE80211_CHAN_DISABLED) |
|
continue; |
|
|
|
if (!flag) { |
|
flag = 1; |
|
first_chan = (u32) ch->hw_value; |
|
next_chan = first_chan; |
|
max_pwr = ch->max_power; |
|
no_of_parsed_chan = 1; |
|
continue; |
|
} |
|
|
|
if (ch->hw_value == next_chan + 1 && |
|
ch->max_power == max_pwr) { |
|
next_chan++; |
|
no_of_parsed_chan++; |
|
} else { |
|
t = &domain_info->triplet[no_of_triplet]; |
|
t->chans.first_channel = first_chan; |
|
t->chans.num_channels = no_of_parsed_chan; |
|
t->chans.max_power = max_pwr; |
|
no_of_triplet++; |
|
first_chan = (u32) ch->hw_value; |
|
next_chan = first_chan; |
|
max_pwr = ch->max_power; |
|
no_of_parsed_chan = 1; |
|
} |
|
} |
|
|
|
if (flag) { |
|
t = &domain_info->triplet[no_of_triplet]; |
|
t->chans.first_channel = first_chan; |
|
t->chans.num_channels = no_of_parsed_chan; |
|
t->chans.max_power = max_pwr; |
|
no_of_triplet++; |
|
} |
|
|
|
domain_info->no_of_triplet = no_of_triplet; |
|
|
|
priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); |
|
|
|
if (mwifiex_send_cmd(priv, HostCmd_CMD_802_11D_DOMAIN_INFO, |
|
HostCmd_ACT_GEN_SET, 0, NULL, false)) { |
|
mwifiex_dbg(adapter, INFO, |
|
"11D: setting domain info in FW\n"); |
|
return -1; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static void mwifiex_reg_apply_radar_flags(struct wiphy *wiphy) |
|
{ |
|
struct ieee80211_supported_band *sband; |
|
struct ieee80211_channel *chan; |
|
unsigned int i; |
|
|
|
if (!wiphy->bands[NL80211_BAND_5GHZ]) |
|
return; |
|
sband = wiphy->bands[NL80211_BAND_5GHZ]; |
|
|
|
for (i = 0; i < sband->n_channels; i++) { |
|
chan = &sband->channels[i]; |
|
if ((!(chan->flags & IEEE80211_CHAN_DISABLED)) && |
|
(chan->flags & IEEE80211_CHAN_RADAR)) |
|
chan->flags |= IEEE80211_CHAN_NO_IR; |
|
} |
|
} |
|
|
|
/* |
|
* CFG802.11 regulatory domain callback function. |
|
* |
|
* This function is called when the regulatory domain is changed due to the |
|
* following reasons - |
|
* - Set by driver |
|
* - Set by system core |
|
* - Set by user |
|
* - Set bt Country IE |
|
*/ |
|
static void mwifiex_reg_notifier(struct wiphy *wiphy, |
|
struct regulatory_request *request) |
|
{ |
|
struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
|
struct mwifiex_private *priv = mwifiex_get_priv(adapter, |
|
MWIFIEX_BSS_ROLE_ANY); |
|
mwifiex_dbg(adapter, INFO, |
|
"info: cfg80211 regulatory domain callback for %c%c\n", |
|
request->alpha2[0], request->alpha2[1]); |
|
mwifiex_reg_apply_radar_flags(wiphy); |
|
|
|
switch (request->initiator) { |
|
case NL80211_REGDOM_SET_BY_DRIVER: |
|
case NL80211_REGDOM_SET_BY_CORE: |
|
case NL80211_REGDOM_SET_BY_USER: |
|
case NL80211_REGDOM_SET_BY_COUNTRY_IE: |
|
break; |
|
default: |
|
mwifiex_dbg(adapter, ERROR, |
|
"unknown regdom initiator: %d\n", |
|
request->initiator); |
|
return; |
|
} |
|
|
|
/* Don't send world or same regdom info to firmware */ |
|
if (strncmp(request->alpha2, "00", 2) && |
|
strncmp(request->alpha2, adapter->country_code, |
|
sizeof(request->alpha2))) { |
|
memcpy(adapter->country_code, request->alpha2, |
|
sizeof(request->alpha2)); |
|
mwifiex_send_domain_info_cmd_fw(wiphy); |
|
mwifiex_dnld_txpwr_table(priv); |
|
} |
|
} |
|
|
|
/* |
|
* This function sets the fragmentation threshold. |
|
* |
|
* 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) |
|
{ |
|
if (frag_thr < MWIFIEX_FRAG_MIN_VALUE || |
|
frag_thr > MWIFIEX_FRAG_MAX_VALUE) |
|
frag_thr = MWIFIEX_FRAG_MAX_VALUE; |
|
|
|
return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, |
|
HostCmd_ACT_GEN_SET, FRAG_THRESH_I, |
|
&frag_thr, true); |
|
} |
|
|
|
/* |
|
* This function sets the RTS threshold. |
|
|
|
* 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) |
|
{ |
|
if (rts_thr < MWIFIEX_RTS_MIN_VALUE || rts_thr > MWIFIEX_RTS_MAX_VALUE) |
|
rts_thr = MWIFIEX_RTS_MAX_VALUE; |
|
|
|
return mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, |
|
HostCmd_ACT_GEN_SET, RTS_THRESH_I, |
|
&rts_thr, true); |
|
} |
|
|
|
/* |
|
* CFG802.11 operation handler to set wiphy parameters. |
|
* |
|
* This function can be used to set the RTS threshold and the |
|
* Fragmentation threshold of the driver. |
|
*/ |
|
static int |
|
mwifiex_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) |
|
{ |
|
struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
|
struct mwifiex_private *priv; |
|
struct mwifiex_uap_bss_param *bss_cfg; |
|
int ret; |
|
|
|
priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_ANY); |
|
|
|
switch (priv->bss_role) { |
|
case MWIFIEX_BSS_ROLE_UAP: |
|
if (priv->bss_started) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"cannot change wiphy params when bss started"); |
|
return -EINVAL; |
|
} |
|
|
|
bss_cfg = kzalloc(sizeof(*bss_cfg), GFP_KERNEL); |
|
if (!bss_cfg) |
|
return -ENOMEM; |
|
|
|
mwifiex_set_sys_config_invalid_data(bss_cfg); |
|
|
|
if (changed & WIPHY_PARAM_RTS_THRESHOLD) |
|
bss_cfg->rts_threshold = wiphy->rts_threshold; |
|
if (changed & WIPHY_PARAM_FRAG_THRESHOLD) |
|
bss_cfg->frag_threshold = wiphy->frag_threshold; |
|
if (changed & WIPHY_PARAM_RETRY_LONG) |
|
bss_cfg->retry_limit = wiphy->retry_long; |
|
|
|
ret = mwifiex_send_cmd(priv, HostCmd_CMD_UAP_SYS_CONFIG, |
|
HostCmd_ACT_GEN_SET, |
|
UAP_BSS_PARAMS_I, bss_cfg, |
|
false); |
|
|
|
kfree(bss_cfg); |
|
if (ret) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"Failed to set wiphy phy params\n"); |
|
return ret; |
|
} |
|
break; |
|
|
|
case MWIFIEX_BSS_ROLE_STA: |
|
if (priv->media_connected) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"cannot change wiphy params when connected"); |
|
return -EINVAL; |
|
} |
|
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); |
|
if (ret) |
|
return ret; |
|
} |
|
break; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static int |
|
mwifiex_cfg80211_deinit_p2p(struct mwifiex_private *priv) |
|
{ |
|
u16 mode = P2P_MODE_DISABLE; |
|
|
|
if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG, |
|
HostCmd_ACT_GEN_SET, 0, &mode, true)) |
|
return -1; |
|
|
|
return 0; |
|
} |
|
|
|
/* |
|
* This function initializes the functionalities for P2P client. |
|
* The P2P client initialization sequence is: |
|
* disable -> device -> client |
|
*/ |
|
static int |
|
mwifiex_cfg80211_init_p2p_client(struct mwifiex_private *priv) |
|
{ |
|
u16 mode; |
|
|
|
if (mwifiex_cfg80211_deinit_p2p(priv)) |
|
return -1; |
|
|
|
mode = P2P_MODE_DEVICE; |
|
if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG, |
|
HostCmd_ACT_GEN_SET, 0, &mode, true)) |
|
return -1; |
|
|
|
mode = P2P_MODE_CLIENT; |
|
if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG, |
|
HostCmd_ACT_GEN_SET, 0, &mode, true)) |
|
return -1; |
|
|
|
return 0; |
|
} |
|
|
|
/* |
|
* This function initializes the functionalities for P2P GO. |
|
* The P2P GO initialization sequence is: |
|
* disable -> device -> GO |
|
*/ |
|
static int |
|
mwifiex_cfg80211_init_p2p_go(struct mwifiex_private *priv) |
|
{ |
|
u16 mode; |
|
|
|
if (mwifiex_cfg80211_deinit_p2p(priv)) |
|
return -1; |
|
|
|
mode = P2P_MODE_DEVICE; |
|
if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG, |
|
HostCmd_ACT_GEN_SET, 0, &mode, true)) |
|
return -1; |
|
|
|
mode = P2P_MODE_GO; |
|
if (mwifiex_send_cmd(priv, HostCmd_CMD_P2P_MODE_CFG, |
|
HostCmd_ACT_GEN_SET, 0, &mode, true)) |
|
return -1; |
|
|
|
return 0; |
|
} |
|
|
|
static int mwifiex_deinit_priv_params(struct mwifiex_private *priv) |
|
{ |
|
struct mwifiex_adapter *adapter = priv->adapter; |
|
unsigned long flags; |
|
|
|
priv->mgmt_frame_mask = 0; |
|
if (mwifiex_send_cmd(priv, HostCmd_CMD_MGMT_FRAME_REG, |
|
HostCmd_ACT_GEN_SET, 0, |
|
&priv->mgmt_frame_mask, false)) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"could not unregister mgmt frame rx\n"); |
|
return -1; |
|
} |
|
|
|
mwifiex_deauthenticate(priv, NULL); |
|
|
|
spin_lock_irqsave(&adapter->main_proc_lock, flags); |
|
adapter->main_locked = true; |
|
if (adapter->mwifiex_processing) { |
|
spin_unlock_irqrestore(&adapter->main_proc_lock, flags); |
|
flush_workqueue(adapter->workqueue); |
|
} else { |
|
spin_unlock_irqrestore(&adapter->main_proc_lock, flags); |
|
} |
|
|
|
spin_lock_bh(&adapter->rx_proc_lock); |
|
adapter->rx_locked = true; |
|
if (adapter->rx_processing) { |
|
spin_unlock_bh(&adapter->rx_proc_lock); |
|
flush_workqueue(adapter->rx_workqueue); |
|
} else { |
|
spin_unlock_bh(&adapter->rx_proc_lock); |
|
} |
|
|
|
mwifiex_free_priv(priv); |
|
priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED; |
|
priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED; |
|
priv->sec_info.authentication_mode = NL80211_AUTHTYPE_OPEN_SYSTEM; |
|
|
|
return 0; |
|
} |
|
|
|
static int |
|
mwifiex_init_new_priv_params(struct mwifiex_private *priv, |
|
struct net_device *dev, |
|
enum nl80211_iftype type) |
|
{ |
|
struct mwifiex_adapter *adapter = priv->adapter; |
|
unsigned long flags; |
|
|
|
mwifiex_init_priv(priv); |
|
|
|
priv->bss_mode = type; |
|
priv->wdev.iftype = type; |
|
|
|
mwifiex_init_priv_params(priv, priv->netdev); |
|
priv->bss_started = 0; |
|
|
|
switch (type) { |
|
case NL80211_IFTYPE_STATION: |
|
case NL80211_IFTYPE_ADHOC: |
|
priv->bss_role = MWIFIEX_BSS_ROLE_STA; |
|
break; |
|
case NL80211_IFTYPE_P2P_CLIENT: |
|
priv->bss_role = MWIFIEX_BSS_ROLE_STA; |
|
break; |
|
case NL80211_IFTYPE_P2P_GO: |
|
priv->bss_role = MWIFIEX_BSS_ROLE_UAP; |
|
break; |
|
case NL80211_IFTYPE_AP: |
|
priv->bss_role = MWIFIEX_BSS_ROLE_UAP; |
|
break; |
|
default: |
|
mwifiex_dbg(adapter, ERROR, |
|
"%s: changing to %d not supported\n", |
|
dev->name, type); |
|
return -EOPNOTSUPP; |
|
} |
|
|
|
spin_lock_irqsave(&adapter->main_proc_lock, flags); |
|
adapter->main_locked = false; |
|
spin_unlock_irqrestore(&adapter->main_proc_lock, flags); |
|
|
|
spin_lock_bh(&adapter->rx_proc_lock); |
|
adapter->rx_locked = false; |
|
spin_unlock_bh(&adapter->rx_proc_lock); |
|
|
|
mwifiex_set_mac_address(priv, dev, false, NULL); |
|
|
|
return 0; |
|
} |
|
|
|
static int |
|
mwifiex_change_vif_to_p2p(struct net_device *dev, |
|
enum nl80211_iftype curr_iftype, |
|
enum nl80211_iftype type, |
|
struct vif_params *params) |
|
{ |
|
struct mwifiex_private *priv; |
|
struct mwifiex_adapter *adapter; |
|
|
|
priv = mwifiex_netdev_get_priv(dev); |
|
|
|
if (!priv) |
|
return -1; |
|
|
|
adapter = priv->adapter; |
|
|
|
if (adapter->curr_iface_comb.p2p_intf == |
|
adapter->iface_limit.p2p_intf) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"cannot create multiple P2P ifaces\n"); |
|
return -1; |
|
} |
|
|
|
mwifiex_dbg(adapter, INFO, |
|
"%s: changing role to p2p\n", dev->name); |
|
|
|
if (mwifiex_deinit_priv_params(priv)) |
|
return -1; |
|
if (mwifiex_init_new_priv_params(priv, dev, type)) |
|
return -1; |
|
|
|
switch (type) { |
|
case NL80211_IFTYPE_P2P_CLIENT: |
|
if (mwifiex_cfg80211_init_p2p_client(priv)) |
|
return -EFAULT; |
|
break; |
|
case NL80211_IFTYPE_P2P_GO: |
|
if (mwifiex_cfg80211_init_p2p_go(priv)) |
|
return -EFAULT; |
|
break; |
|
default: |
|
mwifiex_dbg(adapter, ERROR, |
|
"%s: changing to %d not supported\n", |
|
dev->name, type); |
|
return -EOPNOTSUPP; |
|
} |
|
|
|
if (mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE, |
|
HostCmd_ACT_GEN_SET, 0, NULL, true)) |
|
return -1; |
|
|
|
if (mwifiex_sta_init_cmd(priv, false, false)) |
|
return -1; |
|
|
|
switch (curr_iftype) { |
|
case NL80211_IFTYPE_STATION: |
|
case NL80211_IFTYPE_ADHOC: |
|
adapter->curr_iface_comb.sta_intf--; |
|
break; |
|
case NL80211_IFTYPE_AP: |
|
adapter->curr_iface_comb.uap_intf--; |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
adapter->curr_iface_comb.p2p_intf++; |
|
dev->ieee80211_ptr->iftype = type; |
|
|
|
return 0; |
|
} |
|
|
|
static int |
|
mwifiex_change_vif_to_sta_adhoc(struct net_device *dev, |
|
enum nl80211_iftype curr_iftype, |
|
enum nl80211_iftype type, |
|
struct vif_params *params) |
|
{ |
|
struct mwifiex_private *priv; |
|
struct mwifiex_adapter *adapter; |
|
|
|
priv = mwifiex_netdev_get_priv(dev); |
|
|
|
if (!priv) |
|
return -1; |
|
|
|
adapter = priv->adapter; |
|
|
|
if ((curr_iftype != NL80211_IFTYPE_P2P_CLIENT && |
|
curr_iftype != NL80211_IFTYPE_P2P_GO) && |
|
(adapter->curr_iface_comb.sta_intf == |
|
adapter->iface_limit.sta_intf)) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"cannot create multiple station/adhoc ifaces\n"); |
|
return -1; |
|
} |
|
|
|
if (type == NL80211_IFTYPE_STATION) |
|
mwifiex_dbg(adapter, INFO, |
|
"%s: changing role to station\n", dev->name); |
|
else |
|
mwifiex_dbg(adapter, INFO, |
|
"%s: changing role to adhoc\n", dev->name); |
|
|
|
if (mwifiex_deinit_priv_params(priv)) |
|
return -1; |
|
if (mwifiex_init_new_priv_params(priv, dev, type)) |
|
return -1; |
|
if (mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE, |
|
HostCmd_ACT_GEN_SET, 0, NULL, true)) |
|
return -1; |
|
if (mwifiex_sta_init_cmd(priv, false, false)) |
|
return -1; |
|
|
|
switch (curr_iftype) { |
|
case NL80211_IFTYPE_P2P_CLIENT: |
|
case NL80211_IFTYPE_P2P_GO: |
|
adapter->curr_iface_comb.p2p_intf--; |
|
break; |
|
case NL80211_IFTYPE_AP: |
|
adapter->curr_iface_comb.uap_intf--; |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
adapter->curr_iface_comb.sta_intf++; |
|
dev->ieee80211_ptr->iftype = type; |
|
return 0; |
|
} |
|
|
|
static int |
|
mwifiex_change_vif_to_ap(struct net_device *dev, |
|
enum nl80211_iftype curr_iftype, |
|
enum nl80211_iftype type, |
|
struct vif_params *params) |
|
{ |
|
struct mwifiex_private *priv; |
|
struct mwifiex_adapter *adapter; |
|
|
|
priv = mwifiex_netdev_get_priv(dev); |
|
|
|
if (!priv) |
|
return -1; |
|
|
|
adapter = priv->adapter; |
|
|
|
if (adapter->curr_iface_comb.uap_intf == |
|
adapter->iface_limit.uap_intf) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"cannot create multiple AP ifaces\n"); |
|
return -1; |
|
} |
|
|
|
mwifiex_dbg(adapter, INFO, |
|
"%s: changing role to AP\n", dev->name); |
|
|
|
if (mwifiex_deinit_priv_params(priv)) |
|
return -1; |
|
if (mwifiex_init_new_priv_params(priv, dev, type)) |
|
return -1; |
|
if (mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE, |
|
HostCmd_ACT_GEN_SET, 0, NULL, true)) |
|
return -1; |
|
if (mwifiex_sta_init_cmd(priv, false, false)) |
|
return -1; |
|
|
|
switch (curr_iftype) { |
|
case NL80211_IFTYPE_P2P_CLIENT: |
|
case NL80211_IFTYPE_P2P_GO: |
|
adapter->curr_iface_comb.p2p_intf--; |
|
break; |
|
case NL80211_IFTYPE_STATION: |
|
case NL80211_IFTYPE_ADHOC: |
|
adapter->curr_iface_comb.sta_intf--; |
|
break; |
|
default: |
|
break; |
|
} |
|
|
|
adapter->curr_iface_comb.uap_intf++; |
|
dev->ieee80211_ptr->iftype = type; |
|
return 0; |
|
} |
|
/* |
|
* CFG802.11 operation handler to change interface type. |
|
*/ |
|
static int |
|
mwifiex_cfg80211_change_virtual_intf(struct wiphy *wiphy, |
|
struct net_device *dev, |
|
enum nl80211_iftype type, |
|
struct vif_params *params) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
enum nl80211_iftype curr_iftype = dev->ieee80211_ptr->iftype; |
|
|
|
if (priv->scan_request) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"change virtual interface: scan in process\n"); |
|
return -EBUSY; |
|
} |
|
|
|
switch (curr_iftype) { |
|
case NL80211_IFTYPE_ADHOC: |
|
switch (type) { |
|
case NL80211_IFTYPE_STATION: |
|
priv->bss_mode = type; |
|
priv->sec_info.authentication_mode = |
|
NL80211_AUTHTYPE_OPEN_SYSTEM; |
|
dev->ieee80211_ptr->iftype = type; |
|
mwifiex_deauthenticate(priv, NULL); |
|
return mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE, |
|
HostCmd_ACT_GEN_SET, 0, NULL, |
|
true); |
|
case NL80211_IFTYPE_P2P_CLIENT: |
|
case NL80211_IFTYPE_P2P_GO: |
|
return mwifiex_change_vif_to_p2p(dev, curr_iftype, |
|
type, params); |
|
case NL80211_IFTYPE_AP: |
|
return mwifiex_change_vif_to_ap(dev, curr_iftype, type, |
|
params); |
|
case NL80211_IFTYPE_UNSPECIFIED: |
|
mwifiex_dbg(priv->adapter, INFO, |
|
"%s: kept type as IBSS\n", dev->name); |
|
fallthrough; |
|
case NL80211_IFTYPE_ADHOC: /* This shouldn't happen */ |
|
return 0; |
|
default: |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"%s: changing to %d not supported\n", |
|
dev->name, type); |
|
return -EOPNOTSUPP; |
|
} |
|
break; |
|
case NL80211_IFTYPE_STATION: |
|
switch (type) { |
|
case NL80211_IFTYPE_ADHOC: |
|
priv->bss_mode = type; |
|
priv->sec_info.authentication_mode = |
|
NL80211_AUTHTYPE_OPEN_SYSTEM; |
|
dev->ieee80211_ptr->iftype = type; |
|
mwifiex_deauthenticate(priv, NULL); |
|
return mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE, |
|
HostCmd_ACT_GEN_SET, 0, NULL, |
|
true); |
|
case NL80211_IFTYPE_P2P_CLIENT: |
|
case NL80211_IFTYPE_P2P_GO: |
|
return mwifiex_change_vif_to_p2p(dev, curr_iftype, |
|
type, params); |
|
case NL80211_IFTYPE_AP: |
|
return mwifiex_change_vif_to_ap(dev, curr_iftype, type, |
|
params); |
|
case NL80211_IFTYPE_UNSPECIFIED: |
|
mwifiex_dbg(priv->adapter, INFO, |
|
"%s: kept type as STA\n", dev->name); |
|
fallthrough; |
|
case NL80211_IFTYPE_STATION: /* This shouldn't happen */ |
|
return 0; |
|
default: |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"%s: changing to %d not supported\n", |
|
dev->name, type); |
|
return -EOPNOTSUPP; |
|
} |
|
break; |
|
case NL80211_IFTYPE_AP: |
|
switch (type) { |
|
case NL80211_IFTYPE_ADHOC: |
|
return mwifiex_change_vif_to_sta_adhoc(dev, curr_iftype, |
|
type, params); |
|
break; |
|
case NL80211_IFTYPE_P2P_CLIENT: |
|
case NL80211_IFTYPE_P2P_GO: |
|
return mwifiex_change_vif_to_p2p(dev, curr_iftype, |
|
type, params); |
|
case NL80211_IFTYPE_UNSPECIFIED: |
|
mwifiex_dbg(priv->adapter, INFO, |
|
"%s: kept type as AP\n", dev->name); |
|
fallthrough; |
|
case NL80211_IFTYPE_AP: /* This shouldn't happen */ |
|
return 0; |
|
default: |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"%s: changing to %d not supported\n", |
|
dev->name, type); |
|
return -EOPNOTSUPP; |
|
} |
|
break; |
|
case NL80211_IFTYPE_P2P_CLIENT: |
|
case NL80211_IFTYPE_P2P_GO: |
|
switch (type) { |
|
case NL80211_IFTYPE_STATION: |
|
if (mwifiex_cfg80211_deinit_p2p(priv)) |
|
return -EFAULT; |
|
priv->adapter->curr_iface_comb.p2p_intf--; |
|
priv->adapter->curr_iface_comb.sta_intf++; |
|
dev->ieee80211_ptr->iftype = type; |
|
if (mwifiex_deinit_priv_params(priv)) |
|
return -1; |
|
if (mwifiex_init_new_priv_params(priv, dev, type)) |
|
return -1; |
|
if (mwifiex_sta_init_cmd(priv, false, false)) |
|
return -1; |
|
break; |
|
case NL80211_IFTYPE_ADHOC: |
|
if (mwifiex_cfg80211_deinit_p2p(priv)) |
|
return -EFAULT; |
|
return mwifiex_change_vif_to_sta_adhoc(dev, curr_iftype, |
|
type, params); |
|
break; |
|
case NL80211_IFTYPE_AP: |
|
if (mwifiex_cfg80211_deinit_p2p(priv)) |
|
return -EFAULT; |
|
return mwifiex_change_vif_to_ap(dev, curr_iftype, type, |
|
params); |
|
case NL80211_IFTYPE_UNSPECIFIED: |
|
mwifiex_dbg(priv->adapter, INFO, |
|
"%s: kept type as P2P\n", dev->name); |
|
fallthrough; |
|
case NL80211_IFTYPE_P2P_CLIENT: |
|
case NL80211_IFTYPE_P2P_GO: |
|
return 0; |
|
default: |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"%s: changing to %d not supported\n", |
|
dev->name, type); |
|
return -EOPNOTSUPP; |
|
} |
|
break; |
|
default: |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"%s: unknown iftype: %d\n", |
|
dev->name, dev->ieee80211_ptr->iftype); |
|
return -EOPNOTSUPP; |
|
} |
|
|
|
|
|
return 0; |
|
} |
|
|
|
static void |
|
mwifiex_parse_htinfo(struct mwifiex_private *priv, u8 rateinfo, u8 htinfo, |
|
struct rate_info *rate) |
|
{ |
|
struct mwifiex_adapter *adapter = priv->adapter; |
|
|
|
if (adapter->is_hw_11ac_capable) { |
|
/* bit[1-0]: 00=LG 01=HT 10=VHT */ |
|
if (htinfo & BIT(0)) { |
|
/* HT */ |
|
rate->mcs = rateinfo; |
|
rate->flags |= RATE_INFO_FLAGS_MCS; |
|
} |
|
if (htinfo & BIT(1)) { |
|
/* VHT */ |
|
rate->mcs = rateinfo & 0x0F; |
|
rate->flags |= RATE_INFO_FLAGS_VHT_MCS; |
|
} |
|
|
|
if (htinfo & (BIT(1) | BIT(0))) { |
|
/* HT or VHT */ |
|
switch (htinfo & (BIT(3) | BIT(2))) { |
|
case 0: |
|
rate->bw = RATE_INFO_BW_20; |
|
break; |
|
case (BIT(2)): |
|
rate->bw = RATE_INFO_BW_40; |
|
break; |
|
case (BIT(3)): |
|
rate->bw = RATE_INFO_BW_80; |
|
break; |
|
case (BIT(3) | BIT(2)): |
|
rate->bw = RATE_INFO_BW_160; |
|
break; |
|
} |
|
|
|
if (htinfo & BIT(4)) |
|
rate->flags |= RATE_INFO_FLAGS_SHORT_GI; |
|
|
|
if ((rateinfo >> 4) == 1) |
|
rate->nss = 2; |
|
else |
|
rate->nss = 1; |
|
} |
|
} else { |
|
/* |
|
* Bit 0 in htinfo indicates that current rate is 11n. Valid |
|
* MCS index values for us are 0 to 15. |
|
*/ |
|
if ((htinfo & BIT(0)) && (rateinfo < 16)) { |
|
rate->mcs = rateinfo; |
|
rate->flags |= RATE_INFO_FLAGS_MCS; |
|
rate->bw = RATE_INFO_BW_20; |
|
if (htinfo & BIT(1)) |
|
rate->bw = RATE_INFO_BW_40; |
|
if (htinfo & BIT(2)) |
|
rate->flags |= RATE_INFO_FLAGS_SHORT_GI; |
|
} |
|
} |
|
|
|
/* Decode legacy rates for non-HT. */ |
|
if (!(htinfo & (BIT(0) | BIT(1)))) { |
|
/* Bitrates in multiples of 100kb/s. */ |
|
static const int legacy_rates[] = { |
|
[0] = 10, |
|
[1] = 20, |
|
[2] = 55, |
|
[3] = 110, |
|
[4] = 60, /* MWIFIEX_RATE_INDEX_OFDM0 */ |
|
[5] = 60, |
|
[6] = 90, |
|
[7] = 120, |
|
[8] = 180, |
|
[9] = 240, |
|
[10] = 360, |
|
[11] = 480, |
|
[12] = 540, |
|
}; |
|
if (rateinfo < ARRAY_SIZE(legacy_rates)) |
|
rate->legacy = legacy_rates[rateinfo]; |
|
} |
|
} |
|
|
|
/* |
|
* This function dumps the station information on a buffer. |
|
* |
|
* The following information are shown - |
|
* - Total bytes transmitted |
|
* - Total bytes received |
|
* - Total packets transmitted |
|
* - Total packets received |
|
* - Signal quality level |
|
* - Transmission rate |
|
*/ |
|
static int |
|
mwifiex_dump_station_info(struct mwifiex_private *priv, |
|
struct mwifiex_sta_node *node, |
|
struct station_info *sinfo) |
|
{ |
|
u32 rate; |
|
|
|
sinfo->filled = BIT_ULL(NL80211_STA_INFO_RX_BYTES) | BIT_ULL(NL80211_STA_INFO_TX_BYTES) | |
|
BIT_ULL(NL80211_STA_INFO_RX_PACKETS) | BIT_ULL(NL80211_STA_INFO_TX_PACKETS) | |
|
BIT_ULL(NL80211_STA_INFO_TX_BITRATE) | |
|
BIT_ULL(NL80211_STA_INFO_SIGNAL) | BIT_ULL(NL80211_STA_INFO_SIGNAL_AVG); |
|
|
|
if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) { |
|
if (!node) |
|
return -ENOENT; |
|
|
|
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_INACTIVE_TIME) | |
|
BIT_ULL(NL80211_STA_INFO_TX_FAILED); |
|
sinfo->inactive_time = |
|
jiffies_to_msecs(jiffies - node->stats.last_rx); |
|
|
|
sinfo->signal = node->stats.rssi; |
|
sinfo->signal_avg = node->stats.rssi; |
|
sinfo->rx_bytes = node->stats.rx_bytes; |
|
sinfo->tx_bytes = node->stats.tx_bytes; |
|
sinfo->rx_packets = node->stats.rx_packets; |
|
sinfo->tx_packets = node->stats.tx_packets; |
|
sinfo->tx_failed = node->stats.tx_failed; |
|
|
|
mwifiex_parse_htinfo(priv, priv->tx_rate, |
|
node->stats.last_tx_htinfo, |
|
&sinfo->txrate); |
|
sinfo->txrate.legacy = node->stats.last_tx_rate * 5; |
|
|
|
return 0; |
|
} |
|
|
|
/* Get signal information from the firmware */ |
|
if (mwifiex_send_cmd(priv, HostCmd_CMD_RSSI_INFO, |
|
HostCmd_ACT_GEN_GET, 0, NULL, true)) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"failed to get signal information\n"); |
|
return -EFAULT; |
|
} |
|
|
|
if (mwifiex_drv_get_data_rate(priv, &rate)) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"getting data rate error\n"); |
|
return -EFAULT; |
|
} |
|
|
|
/* Get DTIM period information from firmware */ |
|
mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, |
|
HostCmd_ACT_GEN_GET, DTIM_PERIOD_I, |
|
&priv->dtim_period, true); |
|
|
|
mwifiex_parse_htinfo(priv, priv->tx_rate, priv->tx_htinfo, |
|
&sinfo->txrate); |
|
|
|
sinfo->signal_avg = priv->bcn_rssi_avg; |
|
sinfo->rx_bytes = priv->stats.rx_bytes; |
|
sinfo->tx_bytes = priv->stats.tx_bytes; |
|
sinfo->rx_packets = priv->stats.rx_packets; |
|
sinfo->tx_packets = priv->stats.tx_packets; |
|
sinfo->signal = priv->bcn_rssi_avg; |
|
/* bit rate is in 500 kb/s units. Convert it to 100kb/s units */ |
|
sinfo->txrate.legacy = rate * 5; |
|
|
|
sinfo->filled |= BIT(NL80211_STA_INFO_RX_BITRATE); |
|
mwifiex_parse_htinfo(priv, priv->rxpd_rate, priv->rxpd_htinfo, |
|
&sinfo->rxrate); |
|
|
|
if (priv->bss_mode == NL80211_IFTYPE_STATION) { |
|
sinfo->filled |= BIT_ULL(NL80211_STA_INFO_BSS_PARAM); |
|
sinfo->bss_param.flags = 0; |
|
if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap & |
|
WLAN_CAPABILITY_SHORT_PREAMBLE) |
|
sinfo->bss_param.flags |= |
|
BSS_PARAM_FLAGS_SHORT_PREAMBLE; |
|
if (priv->curr_bss_params.bss_descriptor.cap_info_bitmap & |
|
WLAN_CAPABILITY_SHORT_SLOT_TIME) |
|
sinfo->bss_param.flags |= |
|
BSS_PARAM_FLAGS_SHORT_SLOT_TIME; |
|
sinfo->bss_param.dtim_period = priv->dtim_period; |
|
sinfo->bss_param.beacon_interval = |
|
priv->curr_bss_params.bss_descriptor.beacon_period; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
/* |
|
* CFG802.11 operation handler to get station information. |
|
* |
|
* This function only works in connected mode, and dumps the |
|
* requested station information, if available. |
|
*/ |
|
static int |
|
mwifiex_cfg80211_get_station(struct wiphy *wiphy, struct net_device *dev, |
|
const u8 *mac, struct station_info *sinfo) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
|
|
if (!priv->media_connected) |
|
return -ENOENT; |
|
if (memcmp(mac, priv->cfg_bssid, ETH_ALEN)) |
|
return -ENOENT; |
|
|
|
return mwifiex_dump_station_info(priv, NULL, sinfo); |
|
} |
|
|
|
/* |
|
* CFG802.11 operation handler to dump station information. |
|
*/ |
|
static int |
|
mwifiex_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *dev, |
|
int idx, u8 *mac, struct station_info *sinfo) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
struct mwifiex_sta_node *node; |
|
int i; |
|
|
|
if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) && |
|
priv->media_connected && idx == 0) { |
|
ether_addr_copy(mac, priv->cfg_bssid); |
|
return mwifiex_dump_station_info(priv, NULL, sinfo); |
|
} else if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) { |
|
mwifiex_send_cmd(priv, HOST_CMD_APCMD_STA_LIST, |
|
HostCmd_ACT_GEN_GET, 0, NULL, true); |
|
|
|
i = 0; |
|
list_for_each_entry(node, &priv->sta_list, list) { |
|
if (i++ != idx) |
|
continue; |
|
ether_addr_copy(mac, node->mac_addr); |
|
return mwifiex_dump_station_info(priv, node, sinfo); |
|
} |
|
} |
|
|
|
return -ENOENT; |
|
} |
|
|
|
static int |
|
mwifiex_cfg80211_dump_survey(struct wiphy *wiphy, struct net_device *dev, |
|
int idx, struct survey_info *survey) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
struct mwifiex_chan_stats *pchan_stats = priv->adapter->chan_stats; |
|
enum nl80211_band band; |
|
|
|
mwifiex_dbg(priv->adapter, DUMP, "dump_survey idx=%d\n", idx); |
|
|
|
memset(survey, 0, sizeof(struct survey_info)); |
|
|
|
if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) && |
|
priv->media_connected && idx == 0) { |
|
u8 curr_bss_band = priv->curr_bss_params.band; |
|
u32 chan = priv->curr_bss_params.bss_descriptor.channel; |
|
|
|
band = mwifiex_band_to_radio_type(curr_bss_band); |
|
survey->channel = ieee80211_get_channel(wiphy, |
|
ieee80211_channel_to_frequency(chan, band)); |
|
|
|
if (priv->bcn_nf_last) { |
|
survey->filled = SURVEY_INFO_NOISE_DBM; |
|
survey->noise = priv->bcn_nf_last; |
|
} |
|
return 0; |
|
} |
|
|
|
if (idx >= priv->adapter->num_in_chan_stats) |
|
return -ENOENT; |
|
|
|
if (!pchan_stats[idx].cca_scan_dur) |
|
return 0; |
|
|
|
band = pchan_stats[idx].bandcfg; |
|
survey->channel = ieee80211_get_channel(wiphy, |
|
ieee80211_channel_to_frequency(pchan_stats[idx].chan_num, band)); |
|
survey->filled = SURVEY_INFO_NOISE_DBM | |
|
SURVEY_INFO_TIME | |
|
SURVEY_INFO_TIME_BUSY; |
|
survey->noise = pchan_stats[idx].noise; |
|
survey->time = pchan_stats[idx].cca_scan_dur; |
|
survey->time_busy = pchan_stats[idx].cca_busy_dur; |
|
|
|
return 0; |
|
} |
|
|
|
/* Supported rates to be advertised to the cfg80211 */ |
|
static struct ieee80211_rate mwifiex_rates[] = { |
|
{.bitrate = 10, .hw_value = 2, }, |
|
{.bitrate = 20, .hw_value = 4, }, |
|
{.bitrate = 55, .hw_value = 11, }, |
|
{.bitrate = 110, .hw_value = 22, }, |
|
{.bitrate = 60, .hw_value = 12, }, |
|
{.bitrate = 90, .hw_value = 18, }, |
|
{.bitrate = 120, .hw_value = 24, }, |
|
{.bitrate = 180, .hw_value = 36, }, |
|
{.bitrate = 240, .hw_value = 48, }, |
|
{.bitrate = 360, .hw_value = 72, }, |
|
{.bitrate = 480, .hw_value = 96, }, |
|
{.bitrate = 540, .hw_value = 108, }, |
|
}; |
|
|
|
/* Channel definitions to be advertised to cfg80211 */ |
|
static struct ieee80211_channel mwifiex_channels_2ghz[] = { |
|
{.center_freq = 2412, .hw_value = 1, }, |
|
{.center_freq = 2417, .hw_value = 2, }, |
|
{.center_freq = 2422, .hw_value = 3, }, |
|
{.center_freq = 2427, .hw_value = 4, }, |
|
{.center_freq = 2432, .hw_value = 5, }, |
|
{.center_freq = 2437, .hw_value = 6, }, |
|
{.center_freq = 2442, .hw_value = 7, }, |
|
{.center_freq = 2447, .hw_value = 8, }, |
|
{.center_freq = 2452, .hw_value = 9, }, |
|
{.center_freq = 2457, .hw_value = 10, }, |
|
{.center_freq = 2462, .hw_value = 11, }, |
|
{.center_freq = 2467, .hw_value = 12, }, |
|
{.center_freq = 2472, .hw_value = 13, }, |
|
{.center_freq = 2484, .hw_value = 14, }, |
|
}; |
|
|
|
static struct ieee80211_supported_band mwifiex_band_2ghz = { |
|
.channels = mwifiex_channels_2ghz, |
|
.n_channels = ARRAY_SIZE(mwifiex_channels_2ghz), |
|
.bitrates = mwifiex_rates, |
|
.n_bitrates = ARRAY_SIZE(mwifiex_rates), |
|
}; |
|
|
|
static struct ieee80211_channel mwifiex_channels_5ghz[] = { |
|
{.center_freq = 5040, .hw_value = 8, }, |
|
{.center_freq = 5060, .hw_value = 12, }, |
|
{.center_freq = 5080, .hw_value = 16, }, |
|
{.center_freq = 5170, .hw_value = 34, }, |
|
{.center_freq = 5190, .hw_value = 38, }, |
|
{.center_freq = 5210, .hw_value = 42, }, |
|
{.center_freq = 5230, .hw_value = 46, }, |
|
{.center_freq = 5180, .hw_value = 36, }, |
|
{.center_freq = 5200, .hw_value = 40, }, |
|
{.center_freq = 5220, .hw_value = 44, }, |
|
{.center_freq = 5240, .hw_value = 48, }, |
|
{.center_freq = 5260, .hw_value = 52, }, |
|
{.center_freq = 5280, .hw_value = 56, }, |
|
{.center_freq = 5300, .hw_value = 60, }, |
|
{.center_freq = 5320, .hw_value = 64, }, |
|
{.center_freq = 5500, .hw_value = 100, }, |
|
{.center_freq = 5520, .hw_value = 104, }, |
|
{.center_freq = 5540, .hw_value = 108, }, |
|
{.center_freq = 5560, .hw_value = 112, }, |
|
{.center_freq = 5580, .hw_value = 116, }, |
|
{.center_freq = 5600, .hw_value = 120, }, |
|
{.center_freq = 5620, .hw_value = 124, }, |
|
{.center_freq = 5640, .hw_value = 128, }, |
|
{.center_freq = 5660, .hw_value = 132, }, |
|
{.center_freq = 5680, .hw_value = 136, }, |
|
{.center_freq = 5700, .hw_value = 140, }, |
|
{.center_freq = 5745, .hw_value = 149, }, |
|
{.center_freq = 5765, .hw_value = 153, }, |
|
{.center_freq = 5785, .hw_value = 157, }, |
|
{.center_freq = 5805, .hw_value = 161, }, |
|
{.center_freq = 5825, .hw_value = 165, }, |
|
}; |
|
|
|
static struct ieee80211_supported_band mwifiex_band_5ghz = { |
|
.channels = mwifiex_channels_5ghz, |
|
.n_channels = ARRAY_SIZE(mwifiex_channels_5ghz), |
|
.bitrates = mwifiex_rates + 4, |
|
.n_bitrates = ARRAY_SIZE(mwifiex_rates) - 4, |
|
}; |
|
|
|
|
|
/* Supported crypto cipher suits to be advertised to cfg80211 */ |
|
static const u32 mwifiex_cipher_suites[] = { |
|
WLAN_CIPHER_SUITE_WEP40, |
|
WLAN_CIPHER_SUITE_WEP104, |
|
WLAN_CIPHER_SUITE_TKIP, |
|
WLAN_CIPHER_SUITE_CCMP, |
|
WLAN_CIPHER_SUITE_SMS4, |
|
WLAN_CIPHER_SUITE_AES_CMAC, |
|
}; |
|
|
|
/* Supported mgmt frame types to be advertised to cfg80211 */ |
|
static const struct ieee80211_txrx_stypes |
|
mwifiex_mgmt_stypes[NUM_NL80211_IFTYPES] = { |
|
[NL80211_IFTYPE_STATION] = { |
|
.tx = BIT(IEEE80211_STYPE_ACTION >> 4) | |
|
BIT(IEEE80211_STYPE_PROBE_RESP >> 4), |
|
.rx = BIT(IEEE80211_STYPE_ACTION >> 4) | |
|
BIT(IEEE80211_STYPE_PROBE_REQ >> 4), |
|
}, |
|
[NL80211_IFTYPE_AP] = { |
|
.tx = BIT(IEEE80211_STYPE_ACTION >> 4) | |
|
BIT(IEEE80211_STYPE_PROBE_RESP >> 4), |
|
.rx = BIT(IEEE80211_STYPE_ACTION >> 4) | |
|
BIT(IEEE80211_STYPE_PROBE_REQ >> 4), |
|
}, |
|
[NL80211_IFTYPE_P2P_CLIENT] = { |
|
.tx = BIT(IEEE80211_STYPE_ACTION >> 4) | |
|
BIT(IEEE80211_STYPE_PROBE_RESP >> 4), |
|
.rx = BIT(IEEE80211_STYPE_ACTION >> 4) | |
|
BIT(IEEE80211_STYPE_PROBE_REQ >> 4), |
|
}, |
|
[NL80211_IFTYPE_P2P_GO] = { |
|
.tx = BIT(IEEE80211_STYPE_ACTION >> 4) | |
|
BIT(IEEE80211_STYPE_PROBE_RESP >> 4), |
|
.rx = BIT(IEEE80211_STYPE_ACTION >> 4) | |
|
BIT(IEEE80211_STYPE_PROBE_REQ >> 4), |
|
}, |
|
}; |
|
|
|
/* |
|
* CFG802.11 operation handler for setting bit rates. |
|
* |
|
* Function configures data rates to firmware using bitrate mask |
|
* provided by cfg80211. |
|
*/ |
|
static int mwifiex_cfg80211_set_bitrate_mask(struct wiphy *wiphy, |
|
struct net_device *dev, |
|
const u8 *peer, |
|
const struct cfg80211_bitrate_mask *mask) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
u16 bitmap_rates[MAX_BITMAP_RATES_SIZE]; |
|
enum nl80211_band band; |
|
struct mwifiex_adapter *adapter = priv->adapter; |
|
|
|
if (!priv->media_connected) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"Can not set Tx data rate in disconnected state\n"); |
|
return -EINVAL; |
|
} |
|
|
|
band = mwifiex_band_to_radio_type(priv->curr_bss_params.band); |
|
|
|
memset(bitmap_rates, 0, sizeof(bitmap_rates)); |
|
|
|
/* Fill HR/DSSS rates. */ |
|
if (band == NL80211_BAND_2GHZ) |
|
bitmap_rates[0] = mask->control[band].legacy & 0x000f; |
|
|
|
/* Fill OFDM rates */ |
|
if (band == NL80211_BAND_2GHZ) |
|
bitmap_rates[1] = (mask->control[band].legacy & 0x0ff0) >> 4; |
|
else |
|
bitmap_rates[1] = mask->control[band].legacy; |
|
|
|
/* Fill HT MCS rates */ |
|
bitmap_rates[2] = mask->control[band].ht_mcs[0]; |
|
if (adapter->hw_dev_mcs_support == HT_STREAM_2X2) |
|
bitmap_rates[2] |= mask->control[band].ht_mcs[1] << 8; |
|
|
|
/* Fill VHT MCS rates */ |
|
if (adapter->fw_api_ver == MWIFIEX_FW_V15) { |
|
bitmap_rates[10] = mask->control[band].vht_mcs[0]; |
|
if (adapter->hw_dev_mcs_support == HT_STREAM_2X2) |
|
bitmap_rates[11] = mask->control[band].vht_mcs[1]; |
|
} |
|
|
|
return mwifiex_send_cmd(priv, HostCmd_CMD_TX_RATE_CFG, |
|
HostCmd_ACT_GEN_SET, 0, bitmap_rates, true); |
|
} |
|
|
|
/* |
|
* CFG802.11 operation handler for connection quality monitoring. |
|
* |
|
* This function subscribes/unsubscribes HIGH_RSSI and LOW_RSSI |
|
* events to FW. |
|
*/ |
|
static int mwifiex_cfg80211_set_cqm_rssi_config(struct wiphy *wiphy, |
|
struct net_device *dev, |
|
s32 rssi_thold, u32 rssi_hyst) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
struct mwifiex_ds_misc_subsc_evt subsc_evt; |
|
|
|
priv->cqm_rssi_thold = rssi_thold; |
|
priv->cqm_rssi_hyst = rssi_hyst; |
|
|
|
memset(&subsc_evt, 0x00, sizeof(struct mwifiex_ds_misc_subsc_evt)); |
|
subsc_evt.events = BITMASK_BCN_RSSI_LOW | BITMASK_BCN_RSSI_HIGH; |
|
|
|
/* Subscribe/unsubscribe low and high rssi events */ |
|
if (rssi_thold && rssi_hyst) { |
|
subsc_evt.action = HostCmd_ACT_BITWISE_SET; |
|
subsc_evt.bcn_l_rssi_cfg.abs_value = abs(rssi_thold); |
|
subsc_evt.bcn_h_rssi_cfg.abs_value = abs(rssi_thold); |
|
subsc_evt.bcn_l_rssi_cfg.evt_freq = 1; |
|
subsc_evt.bcn_h_rssi_cfg.evt_freq = 1; |
|
return mwifiex_send_cmd(priv, |
|
HostCmd_CMD_802_11_SUBSCRIBE_EVENT, |
|
0, 0, &subsc_evt, true); |
|
} else { |
|
subsc_evt.action = HostCmd_ACT_BITWISE_CLR; |
|
return mwifiex_send_cmd(priv, |
|
HostCmd_CMD_802_11_SUBSCRIBE_EVENT, |
|
0, 0, &subsc_evt, true); |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
/* cfg80211 operation handler for change_beacon. |
|
* Function retrieves and sets modified management IEs to FW. |
|
*/ |
|
static int mwifiex_cfg80211_change_beacon(struct wiphy *wiphy, |
|
struct net_device *dev, |
|
struct cfg80211_beacon_data *data) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
struct mwifiex_adapter *adapter = priv->adapter; |
|
|
|
mwifiex_cancel_scan(adapter); |
|
|
|
if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"%s: bss_type mismatched\n", __func__); |
|
return -EINVAL; |
|
} |
|
|
|
if (!priv->bss_started) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"%s: bss not started\n", __func__); |
|
return -EINVAL; |
|
} |
|
|
|
if (mwifiex_set_mgmt_ies(priv, data)) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"%s: setting mgmt ies failed\n", __func__); |
|
return -EFAULT; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
/* cfg80211 operation handler for del_station. |
|
* Function deauthenticates station which value is provided in mac parameter. |
|
* If mac is NULL/broadcast, all stations in associated station list are |
|
* deauthenticated. If bss is not started or there are no stations in |
|
* associated stations list, no action is taken. |
|
*/ |
|
static int |
|
mwifiex_cfg80211_del_station(struct wiphy *wiphy, struct net_device *dev, |
|
struct station_del_parameters *params) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
struct mwifiex_sta_node *sta_node; |
|
u8 deauth_mac[ETH_ALEN]; |
|
|
|
if (!priv->bss_started && priv->wdev.cac_started) { |
|
mwifiex_dbg(priv->adapter, INFO, "%s: abort CAC!\n", __func__); |
|
mwifiex_abort_cac(priv); |
|
} |
|
|
|
if (list_empty(&priv->sta_list) || !priv->bss_started) |
|
return 0; |
|
|
|
if (!params->mac || is_broadcast_ether_addr(params->mac)) |
|
return 0; |
|
|
|
mwifiex_dbg(priv->adapter, INFO, "%s: mac address %pM\n", |
|
__func__, params->mac); |
|
|
|
eth_zero_addr(deauth_mac); |
|
|
|
spin_lock_bh(&priv->sta_list_spinlock); |
|
sta_node = mwifiex_get_sta_entry(priv, params->mac); |
|
if (sta_node) |
|
ether_addr_copy(deauth_mac, params->mac); |
|
spin_unlock_bh(&priv->sta_list_spinlock); |
|
|
|
if (is_valid_ether_addr(deauth_mac)) { |
|
if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_STA_DEAUTH, |
|
HostCmd_ACT_GEN_SET, 0, |
|
deauth_mac, true)) |
|
return -1; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static int |
|
mwifiex_cfg80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant) |
|
{ |
|
struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
|
struct mwifiex_private *priv = mwifiex_get_priv(adapter, |
|
MWIFIEX_BSS_ROLE_ANY); |
|
struct mwifiex_ds_ant_cfg ant_cfg; |
|
|
|
if (!tx_ant || !rx_ant) |
|
return -EOPNOTSUPP; |
|
|
|
if (adapter->hw_dev_mcs_support != HT_STREAM_2X2) { |
|
/* Not a MIMO chip. User should provide specific antenna number |
|
* for Tx/Rx path or enable all antennas for diversity |
|
*/ |
|
if (tx_ant != rx_ant) |
|
return -EOPNOTSUPP; |
|
|
|
if ((tx_ant & (tx_ant - 1)) && |
|
(tx_ant != BIT(adapter->number_of_antenna) - 1)) |
|
return -EOPNOTSUPP; |
|
|
|
if ((tx_ant == BIT(adapter->number_of_antenna) - 1) && |
|
(priv->adapter->number_of_antenna > 1)) { |
|
tx_ant = RF_ANTENNA_AUTO; |
|
rx_ant = RF_ANTENNA_AUTO; |
|
} |
|
} else { |
|
struct ieee80211_sta_ht_cap *ht_info; |
|
int rx_mcs_supp; |
|
enum nl80211_band band; |
|
|
|
if ((tx_ant == 0x1 && rx_ant == 0x1)) { |
|
adapter->user_dev_mcs_support = HT_STREAM_1X1; |
|
if (adapter->is_hw_11ac_capable) |
|
adapter->usr_dot_11ac_mcs_support = |
|
MWIFIEX_11AC_MCS_MAP_1X1; |
|
} else { |
|
adapter->user_dev_mcs_support = HT_STREAM_2X2; |
|
if (adapter->is_hw_11ac_capable) |
|
adapter->usr_dot_11ac_mcs_support = |
|
MWIFIEX_11AC_MCS_MAP_2X2; |
|
} |
|
|
|
for (band = 0; band < NUM_NL80211_BANDS; band++) { |
|
if (!adapter->wiphy->bands[band]) |
|
continue; |
|
|
|
ht_info = &adapter->wiphy->bands[band]->ht_cap; |
|
rx_mcs_supp = |
|
GET_RXMCSSUPP(adapter->user_dev_mcs_support); |
|
memset(&ht_info->mcs, 0, adapter->number_of_antenna); |
|
memset(&ht_info->mcs, 0xff, rx_mcs_supp); |
|
} |
|
} |
|
|
|
ant_cfg.tx_ant = tx_ant; |
|
ant_cfg.rx_ant = rx_ant; |
|
|
|
return mwifiex_send_cmd(priv, HostCmd_CMD_RF_ANTENNA, |
|
HostCmd_ACT_GEN_SET, 0, &ant_cfg, true); |
|
} |
|
|
|
static int |
|
mwifiex_cfg80211_get_antenna(struct wiphy *wiphy, u32 *tx_ant, u32 *rx_ant) |
|
{ |
|
struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
|
struct mwifiex_private *priv = mwifiex_get_priv(adapter, |
|
MWIFIEX_BSS_ROLE_ANY); |
|
mwifiex_send_cmd(priv, HostCmd_CMD_RF_ANTENNA, |
|
HostCmd_ACT_GEN_GET, 0, NULL, true); |
|
|
|
*tx_ant = priv->tx_ant; |
|
*rx_ant = priv->rx_ant; |
|
|
|
return 0; |
|
} |
|
|
|
/* cfg80211 operation handler for stop ap. |
|
* Function stops BSS running at uAP interface. |
|
*/ |
|
static int mwifiex_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *dev) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
|
|
mwifiex_abort_cac(priv); |
|
|
|
if (mwifiex_del_mgmt_ies(priv)) |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"Failed to delete mgmt IEs!\n"); |
|
|
|
priv->ap_11n_enabled = 0; |
|
memset(&priv->bss_cfg, 0, sizeof(priv->bss_cfg)); |
|
|
|
if (mwifiex_send_cmd(priv, HostCmd_CMD_UAP_BSS_STOP, |
|
HostCmd_ACT_GEN_SET, 0, NULL, true)) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"Failed to stop the BSS\n"); |
|
return -1; |
|
} |
|
|
|
if (mwifiex_send_cmd(priv, HOST_CMD_APCMD_SYS_RESET, |
|
HostCmd_ACT_GEN_SET, 0, NULL, true)) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"Failed to reset BSS\n"); |
|
return -1; |
|
} |
|
|
|
if (netif_carrier_ok(priv->netdev)) |
|
netif_carrier_off(priv->netdev); |
|
mwifiex_stop_net_dev_queue(priv->netdev, priv->adapter); |
|
|
|
return 0; |
|
} |
|
|
|
/* cfg80211 operation handler for start_ap. |
|
* Function sets beacon period, DTIM period, SSID and security into |
|
* AP config structure. |
|
* AP is configured with these settings and BSS is started. |
|
*/ |
|
static int mwifiex_cfg80211_start_ap(struct wiphy *wiphy, |
|
struct net_device *dev, |
|
struct cfg80211_ap_settings *params) |
|
{ |
|
struct mwifiex_uap_bss_param *bss_cfg; |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
|
|
if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_UAP) |
|
return -1; |
|
|
|
bss_cfg = kzalloc(sizeof(struct mwifiex_uap_bss_param), GFP_KERNEL); |
|
if (!bss_cfg) |
|
return -ENOMEM; |
|
|
|
mwifiex_set_sys_config_invalid_data(bss_cfg); |
|
|
|
if (params->beacon_interval) |
|
bss_cfg->beacon_period = params->beacon_interval; |
|
if (params->dtim_period) |
|
bss_cfg->dtim_period = params->dtim_period; |
|
|
|
if (params->ssid && params->ssid_len) { |
|
memcpy(bss_cfg->ssid.ssid, params->ssid, params->ssid_len); |
|
bss_cfg->ssid.ssid_len = params->ssid_len; |
|
} |
|
if (params->inactivity_timeout > 0) { |
|
/* sta_ao_timer/ps_sta_ao_timer is in unit of 100ms */ |
|
bss_cfg->sta_ao_timer = 10 * params->inactivity_timeout; |
|
bss_cfg->ps_sta_ao_timer = 10 * params->inactivity_timeout; |
|
} |
|
|
|
switch (params->hidden_ssid) { |
|
case NL80211_HIDDEN_SSID_NOT_IN_USE: |
|
bss_cfg->bcast_ssid_ctl = 1; |
|
break; |
|
case NL80211_HIDDEN_SSID_ZERO_LEN: |
|
bss_cfg->bcast_ssid_ctl = 0; |
|
break; |
|
case NL80211_HIDDEN_SSID_ZERO_CONTENTS: |
|
bss_cfg->bcast_ssid_ctl = 2; |
|
break; |
|
default: |
|
kfree(bss_cfg); |
|
return -EINVAL; |
|
} |
|
|
|
mwifiex_uap_set_channel(priv, bss_cfg, params->chandef); |
|
mwifiex_set_uap_rates(bss_cfg, params); |
|
|
|
if (mwifiex_set_secure_params(priv, bss_cfg, params)) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"Failed to parse security parameters!\n"); |
|
goto out; |
|
} |
|
|
|
mwifiex_set_ht_params(priv, bss_cfg, params); |
|
|
|
if (priv->adapter->is_hw_11ac_capable) { |
|
mwifiex_set_vht_params(priv, bss_cfg, params); |
|
mwifiex_set_vht_width(priv, params->chandef.width, |
|
priv->ap_11ac_enabled); |
|
} |
|
|
|
if (priv->ap_11ac_enabled) |
|
mwifiex_set_11ac_ba_params(priv); |
|
else |
|
mwifiex_set_ba_params(priv); |
|
|
|
mwifiex_set_wmm_params(priv, bss_cfg, params); |
|
|
|
if (mwifiex_is_11h_active(priv)) |
|
mwifiex_set_tpc_params(priv, bss_cfg, params); |
|
|
|
if (mwifiex_is_11h_active(priv) && |
|
!cfg80211_chandef_dfs_required(wiphy, ¶ms->chandef, |
|
priv->bss_mode)) { |
|
mwifiex_dbg(priv->adapter, INFO, |
|
"Disable 11h extensions in FW\n"); |
|
if (mwifiex_11h_activate(priv, false)) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"Failed to disable 11h extensions!!"); |
|
goto out; |
|
} |
|
priv->state_11h.is_11h_active = false; |
|
} |
|
|
|
mwifiex_config_uap_11d(priv, ¶ms->beacon); |
|
|
|
if (mwifiex_config_start_uap(priv, bss_cfg)) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"Failed to start AP\n"); |
|
goto out; |
|
} |
|
|
|
if (mwifiex_set_mgmt_ies(priv, ¶ms->beacon)) |
|
goto out; |
|
|
|
if (!netif_carrier_ok(priv->netdev)) |
|
netif_carrier_on(priv->netdev); |
|
mwifiex_wake_up_net_dev_queue(priv->netdev, priv->adapter); |
|
|
|
memcpy(&priv->bss_cfg, bss_cfg, sizeof(priv->bss_cfg)); |
|
kfree(bss_cfg); |
|
return 0; |
|
|
|
out: |
|
kfree(bss_cfg); |
|
return -1; |
|
} |
|
|
|
/* |
|
* CFG802.11 operation handler for disconnection request. |
|
* |
|
* This function does not work when there is already a disconnection |
|
* procedure going on. |
|
*/ |
|
static int |
|
mwifiex_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *dev, |
|
u16 reason_code) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
|
|
if (!mwifiex_stop_bg_scan(priv)) |
|
cfg80211_sched_scan_stopped_locked(priv->wdev.wiphy, 0); |
|
|
|
if (mwifiex_deauthenticate(priv, NULL)) |
|
return -EFAULT; |
|
|
|
eth_zero_addr(priv->cfg_bssid); |
|
priv->hs2_enabled = false; |
|
|
|
return 0; |
|
} |
|
|
|
/* |
|
* This function informs the CFG802.11 subsystem of a new IBSS. |
|
* |
|
* The following information are sent to the CFG802.11 subsystem |
|
* to register the new IBSS. If we do not register the new IBSS, |
|
* a kernel panic will result. |
|
* - SSID |
|
* - SSID length |
|
* - BSSID |
|
* - Channel |
|
*/ |
|
static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv) |
|
{ |
|
struct ieee80211_channel *chan; |
|
struct mwifiex_bss_info bss_info; |
|
struct cfg80211_bss *bss; |
|
int ie_len; |
|
u8 ie_buf[IEEE80211_MAX_SSID_LEN + sizeof(struct ieee_types_header)]; |
|
enum nl80211_band band; |
|
|
|
if (mwifiex_get_bss_info(priv, &bss_info)) |
|
return -1; |
|
|
|
ie_buf[0] = WLAN_EID_SSID; |
|
ie_buf[1] = bss_info.ssid.ssid_len; |
|
|
|
memcpy(&ie_buf[sizeof(struct ieee_types_header)], |
|
&bss_info.ssid.ssid, bss_info.ssid.ssid_len); |
|
ie_len = ie_buf[1] + sizeof(struct ieee_types_header); |
|
|
|
band = mwifiex_band_to_radio_type(priv->curr_bss_params.band); |
|
chan = ieee80211_get_channel(priv->wdev.wiphy, |
|
ieee80211_channel_to_frequency(bss_info.bss_chan, |
|
band)); |
|
|
|
bss = cfg80211_inform_bss(priv->wdev.wiphy, chan, |
|
CFG80211_BSS_FTYPE_UNKNOWN, |
|
bss_info.bssid, 0, WLAN_CAPABILITY_IBSS, |
|
0, ie_buf, ie_len, 0, GFP_KERNEL); |
|
if (bss) { |
|
cfg80211_put_bss(priv->wdev.wiphy, bss); |
|
ether_addr_copy(priv->cfg_bssid, bss_info.bssid); |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
/* |
|
* This function connects with a BSS. |
|
* |
|
* This function handles both Infra and Ad-Hoc modes. It also performs |
|
* validity checking on the provided parameters, disconnects from the |
|
* current BSS (if any), sets up the association/scan parameters, |
|
* including security settings, and performs specific SSID scan before |
|
* trying to connect. |
|
* |
|
* For Infra mode, the function returns failure if the specified SSID |
|
* is not found in scan table. However, for Ad-Hoc mode, it can create |
|
* the IBSS if it does not exist. On successful completion in either case, |
|
* the function notifies the CFG802.11 subsystem of the new BSS connection. |
|
*/ |
|
static int |
|
mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len, |
|
const u8 *ssid, const u8 *bssid, int mode, |
|
struct ieee80211_channel *channel, |
|
struct cfg80211_connect_params *sme, bool privacy, |
|
struct cfg80211_bss **sel_bss) |
|
{ |
|
struct cfg80211_ssid req_ssid; |
|
int ret, auth_type = 0; |
|
struct cfg80211_bss *bss = NULL; |
|
u8 is_scanning_required = 0; |
|
|
|
memset(&req_ssid, 0, sizeof(struct cfg80211_ssid)); |
|
|
|
req_ssid.ssid_len = ssid_len; |
|
if (ssid_len > IEEE80211_MAX_SSID_LEN) { |
|
mwifiex_dbg(priv->adapter, ERROR, "invalid SSID - aborting\n"); |
|
return -EINVAL; |
|
} |
|
|
|
memcpy(req_ssid.ssid, ssid, ssid_len); |
|
if (!req_ssid.ssid_len || req_ssid.ssid[0] < 0x20) { |
|
mwifiex_dbg(priv->adapter, ERROR, "invalid SSID - aborting\n"); |
|
return -EINVAL; |
|
} |
|
|
|
/* As this is new association, clear locally stored |
|
* keys and security related flags */ |
|
priv->sec_info.wpa_enabled = false; |
|
priv->sec_info.wpa2_enabled = false; |
|
priv->wep_key_curr_index = 0; |
|
priv->sec_info.encryption_mode = 0; |
|
priv->sec_info.is_authtype_auto = 0; |
|
ret = mwifiex_set_encode(priv, NULL, NULL, 0, 0, NULL, 1); |
|
|
|
if (mode == NL80211_IFTYPE_ADHOC) { |
|
u16 enable = true; |
|
|
|
/* set ibss coalescing_status */ |
|
ret = mwifiex_send_cmd( |
|
priv, |
|
HostCmd_CMD_802_11_IBSS_COALESCING_STATUS, |
|
HostCmd_ACT_GEN_SET, 0, &enable, true); |
|
if (ret) |
|
return ret; |
|
|
|
/* "privacy" is set only for ad-hoc mode */ |
|
if (privacy) { |
|
/* |
|
* Keep WLAN_CIPHER_SUITE_WEP104 for now so that |
|
* the firmware can find a matching network from the |
|
* scan. The cfg80211 does not give us the encryption |
|
* mode at this stage so just setting it to WEP here. |
|
*/ |
|
priv->sec_info.encryption_mode = |
|
WLAN_CIPHER_SUITE_WEP104; |
|
priv->sec_info.authentication_mode = |
|
NL80211_AUTHTYPE_OPEN_SYSTEM; |
|
} |
|
|
|
goto done; |
|
} |
|
|
|
/* Now handle infra mode. "sme" is valid for infra mode only */ |
|
if (sme->auth_type == NL80211_AUTHTYPE_AUTOMATIC) { |
|
auth_type = NL80211_AUTHTYPE_OPEN_SYSTEM; |
|
priv->sec_info.is_authtype_auto = 1; |
|
} else { |
|
auth_type = sme->auth_type; |
|
} |
|
|
|
if (sme->crypto.n_ciphers_pairwise) { |
|
priv->sec_info.encryption_mode = |
|
sme->crypto.ciphers_pairwise[0]; |
|
priv->sec_info.authentication_mode = auth_type; |
|
} |
|
|
|
if (sme->crypto.cipher_group) { |
|
priv->sec_info.encryption_mode = sme->crypto.cipher_group; |
|
priv->sec_info.authentication_mode = auth_type; |
|
} |
|
if (sme->ie) |
|
ret = mwifiex_set_gen_ie(priv, sme->ie, sme->ie_len); |
|
|
|
if (sme->key) { |
|
if (mwifiex_is_alg_wep(priv->sec_info.encryption_mode)) { |
|
mwifiex_dbg(priv->adapter, INFO, |
|
"info: setting wep encryption\t" |
|
"with key len %d\n", sme->key_len); |
|
priv->wep_key_curr_index = sme->key_idx; |
|
ret = mwifiex_set_encode(priv, NULL, sme->key, |
|
sme->key_len, sme->key_idx, |
|
NULL, 0); |
|
} |
|
} |
|
done: |
|
/* |
|
* Scan entries are valid for some time (15 sec). So we can save one |
|
* active scan time if we just try cfg80211_get_bss first. If it fails |
|
* then request scan and cfg80211_get_bss() again for final output. |
|
*/ |
|
while (1) { |
|
if (is_scanning_required) { |
|
/* Do specific SSID scanning */ |
|
if (mwifiex_request_scan(priv, &req_ssid)) { |
|
mwifiex_dbg(priv->adapter, ERROR, "scan error\n"); |
|
return -EFAULT; |
|
} |
|
} |
|
|
|
/* Find the BSS we want using available scan results */ |
|
if (mode == NL80211_IFTYPE_ADHOC) |
|
bss = cfg80211_get_bss(priv->wdev.wiphy, channel, |
|
bssid, ssid, ssid_len, |
|
IEEE80211_BSS_TYPE_IBSS, |
|
IEEE80211_PRIVACY_ANY); |
|
else |
|
bss = cfg80211_get_bss(priv->wdev.wiphy, channel, |
|
bssid, ssid, ssid_len, |
|
IEEE80211_BSS_TYPE_ESS, |
|
IEEE80211_PRIVACY_ANY); |
|
|
|
if (!bss) { |
|
if (is_scanning_required) { |
|
mwifiex_dbg(priv->adapter, MSG, |
|
"assoc: requested bss not found in scan results\n"); |
|
break; |
|
} |
|
is_scanning_required = 1; |
|
} else { |
|
mwifiex_dbg(priv->adapter, MSG, |
|
"info: trying to associate to bssid %pM\n", |
|
bss->bssid); |
|
memcpy(&priv->cfg_bssid, bss->bssid, ETH_ALEN); |
|
break; |
|
} |
|
} |
|
|
|
if (bss) |
|
cfg80211_ref_bss(priv->adapter->wiphy, bss); |
|
|
|
ret = mwifiex_bss_start(priv, bss, &req_ssid); |
|
if (ret) |
|
goto cleanup; |
|
|
|
if (mode == NL80211_IFTYPE_ADHOC) { |
|
/* Inform the BSS information to kernel, otherwise |
|
* kernel will give a panic after successful assoc */ |
|
if (mwifiex_cfg80211_inform_ibss_bss(priv)) { |
|
ret = -EFAULT; |
|
goto cleanup; |
|
} |
|
} |
|
|
|
/* Pass the selected BSS entry to caller. */ |
|
if (sel_bss) { |
|
*sel_bss = bss; |
|
bss = NULL; |
|
} |
|
|
|
cleanup: |
|
if (bss) |
|
cfg80211_put_bss(priv->adapter->wiphy, bss); |
|
return ret; |
|
} |
|
|
|
/* |
|
* CFG802.11 operation handler for association request. |
|
* |
|
* This function does not work when the current mode is set to Ad-Hoc, or |
|
* when there is already an association procedure going on. The given BSS |
|
* information is used to associate. |
|
*/ |
|
static int |
|
mwifiex_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, |
|
struct cfg80211_connect_params *sme) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
struct mwifiex_adapter *adapter = priv->adapter; |
|
struct cfg80211_bss *bss = NULL; |
|
int ret; |
|
|
|
if (GET_BSS_ROLE(priv) != MWIFIEX_BSS_ROLE_STA) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"%s: reject infra assoc request in non-STA role\n", |
|
dev->name); |
|
return -EINVAL; |
|
} |
|
|
|
if (priv->wdev.current_bss) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"%s: already connected\n", dev->name); |
|
return -EALREADY; |
|
} |
|
|
|
if (priv->scan_block) |
|
priv->scan_block = false; |
|
|
|
if (test_bit(MWIFIEX_SURPRISE_REMOVED, &adapter->work_flags) || |
|
test_bit(MWIFIEX_IS_CMD_TIMEDOUT, &adapter->work_flags)) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"%s: Ignore connection.\t" |
|
"Card removed or FW in bad state\n", |
|
dev->name); |
|
return -EFAULT; |
|
} |
|
|
|
mwifiex_dbg(adapter, INFO, |
|
"info: Trying to associate to bssid %pM\n", sme->bssid); |
|
|
|
if (!mwifiex_stop_bg_scan(priv)) |
|
cfg80211_sched_scan_stopped_locked(priv->wdev.wiphy, 0); |
|
|
|
ret = mwifiex_cfg80211_assoc(priv, sme->ssid_len, sme->ssid, sme->bssid, |
|
priv->bss_mode, sme->channel, sme, 0, |
|
&bss); |
|
if (!ret) { |
|
cfg80211_connect_bss(priv->netdev, priv->cfg_bssid, bss, NULL, |
|
0, NULL, 0, WLAN_STATUS_SUCCESS, |
|
GFP_KERNEL, NL80211_TIMEOUT_UNSPECIFIED); |
|
mwifiex_dbg(priv->adapter, MSG, |
|
"info: associated to bssid %pM successfully\n", |
|
priv->cfg_bssid); |
|
if (ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info) && |
|
priv->adapter->auto_tdls && |
|
priv->bss_type == MWIFIEX_BSS_TYPE_STA) |
|
mwifiex_setup_auto_tdls_timer(priv); |
|
} else { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"info: association to bssid %pM failed\n", |
|
priv->cfg_bssid); |
|
eth_zero_addr(priv->cfg_bssid); |
|
|
|
if (ret > 0) |
|
cfg80211_connect_result(priv->netdev, priv->cfg_bssid, |
|
NULL, 0, NULL, 0, ret, |
|
GFP_KERNEL); |
|
else |
|
cfg80211_connect_result(priv->netdev, priv->cfg_bssid, |
|
NULL, 0, NULL, 0, |
|
WLAN_STATUS_UNSPECIFIED_FAILURE, |
|
GFP_KERNEL); |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
/* |
|
* This function sets following parameters for ibss network. |
|
* - channel |
|
* - start band |
|
* - 11n flag |
|
* - secondary channel offset |
|
*/ |
|
static int mwifiex_set_ibss_params(struct mwifiex_private *priv, |
|
struct cfg80211_ibss_params *params) |
|
{ |
|
struct mwifiex_adapter *adapter = priv->adapter; |
|
int index = 0, i; |
|
u8 config_bands = 0; |
|
|
|
if (params->chandef.chan->band == NL80211_BAND_2GHZ) { |
|
if (!params->basic_rates) { |
|
config_bands = BAND_B | BAND_G; |
|
} else { |
|
for (i = 0; i < mwifiex_band_2ghz.n_bitrates; i++) { |
|
/* |
|
* Rates below 6 Mbps in the table are CCK |
|
* rates; 802.11b and from 6 they are OFDM; |
|
* 802.11G |
|
*/ |
|
if (mwifiex_rates[i].bitrate == 60) { |
|
index = 1 << i; |
|
break; |
|
} |
|
} |
|
|
|
if (params->basic_rates < index) { |
|
config_bands = BAND_B; |
|
} else { |
|
config_bands = BAND_G; |
|
if (params->basic_rates % index) |
|
config_bands |= BAND_B; |
|
} |
|
} |
|
|
|
if (cfg80211_get_chandef_type(¶ms->chandef) != |
|
NL80211_CHAN_NO_HT) |
|
config_bands |= BAND_G | BAND_GN; |
|
} else { |
|
if (cfg80211_get_chandef_type(¶ms->chandef) == |
|
NL80211_CHAN_NO_HT) |
|
config_bands = BAND_A; |
|
else |
|
config_bands = BAND_AN | BAND_A; |
|
} |
|
|
|
if (!((config_bands | adapter->fw_bands) & ~adapter->fw_bands)) { |
|
adapter->config_bands = config_bands; |
|
adapter->adhoc_start_band = config_bands; |
|
|
|
if ((config_bands & BAND_GN) || (config_bands & BAND_AN)) |
|
adapter->adhoc_11n_enabled = true; |
|
else |
|
adapter->adhoc_11n_enabled = false; |
|
} |
|
|
|
adapter->sec_chan_offset = |
|
mwifiex_chan_type_to_sec_chan_offset( |
|
cfg80211_get_chandef_type(¶ms->chandef)); |
|
priv->adhoc_channel = ieee80211_frequency_to_channel( |
|
params->chandef.chan->center_freq); |
|
|
|
mwifiex_dbg(adapter, INFO, |
|
"info: set ibss band %d, chan %d, chan offset %d\n", |
|
config_bands, priv->adhoc_channel, |
|
adapter->sec_chan_offset); |
|
|
|
return 0; |
|
} |
|
|
|
/* |
|
* CFG802.11 operation handler to join an IBSS. |
|
* |
|
* This function does not work in any mode other than Ad-Hoc, or if |
|
* a join operation is already in progress. |
|
*/ |
|
static int |
|
mwifiex_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *dev, |
|
struct cfg80211_ibss_params *params) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
int ret = 0; |
|
|
|
if (priv->bss_mode != NL80211_IFTYPE_ADHOC) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"request to join ibss received\t" |
|
"when station is not in ibss mode\n"); |
|
goto done; |
|
} |
|
|
|
mwifiex_dbg(priv->adapter, MSG, "info: trying to join to bssid %pM\n", |
|
params->bssid); |
|
|
|
mwifiex_set_ibss_params(priv, params); |
|
|
|
ret = mwifiex_cfg80211_assoc(priv, params->ssid_len, params->ssid, |
|
params->bssid, priv->bss_mode, |
|
params->chandef.chan, NULL, |
|
params->privacy, NULL); |
|
done: |
|
if (!ret) { |
|
cfg80211_ibss_joined(priv->netdev, priv->cfg_bssid, |
|
params->chandef.chan, GFP_KERNEL); |
|
mwifiex_dbg(priv->adapter, MSG, |
|
"info: joined/created adhoc network with bssid\t" |
|
"%pM successfully\n", priv->cfg_bssid); |
|
} else { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"info: failed creating/joining adhoc network\n"); |
|
} |
|
|
|
return ret; |
|
} |
|
|
|
/* |
|
* CFG802.11 operation handler to leave an IBSS. |
|
* |
|
* This function does not work if a leave operation is |
|
* already in progress. |
|
*/ |
|
static int |
|
mwifiex_cfg80211_leave_ibss(struct wiphy *wiphy, struct net_device *dev) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
|
|
mwifiex_dbg(priv->adapter, MSG, "info: disconnecting from essid %pM\n", |
|
priv->cfg_bssid); |
|
if (mwifiex_deauthenticate(priv, NULL)) |
|
return -EFAULT; |
|
|
|
eth_zero_addr(priv->cfg_bssid); |
|
|
|
return 0; |
|
} |
|
|
|
/* |
|
* CFG802.11 operation handler for scan request. |
|
* |
|
* This function issues a scan request to the firmware based upon |
|
* the user specified scan configuration. On successful completion, |
|
* it also informs the results. |
|
*/ |
|
static int |
|
mwifiex_cfg80211_scan(struct wiphy *wiphy, |
|
struct cfg80211_scan_request *request) |
|
{ |
|
struct net_device *dev = request->wdev->netdev; |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
int i, offset, ret; |
|
struct ieee80211_channel *chan; |
|
struct ieee_types_header *ie; |
|
struct mwifiex_user_scan_cfg *user_scan_cfg; |
|
u8 mac_addr[ETH_ALEN]; |
|
|
|
mwifiex_dbg(priv->adapter, CMD, |
|
"info: received scan request on %s\n", dev->name); |
|
|
|
/* Block scan request if scan operation or scan cleanup when interface |
|
* is disabled is in process |
|
*/ |
|
if (priv->scan_request || priv->scan_aborting) { |
|
mwifiex_dbg(priv->adapter, WARN, |
|
"cmd: Scan already in process..\n"); |
|
return -EBUSY; |
|
} |
|
|
|
if (!priv->wdev.current_bss && priv->scan_block) |
|
priv->scan_block = false; |
|
|
|
if (!mwifiex_stop_bg_scan(priv)) |
|
cfg80211_sched_scan_stopped_locked(priv->wdev.wiphy, 0); |
|
|
|
user_scan_cfg = kzalloc(sizeof(*user_scan_cfg), GFP_KERNEL); |
|
if (!user_scan_cfg) |
|
return -ENOMEM; |
|
|
|
priv->scan_request = request; |
|
|
|
if (request->flags & NL80211_SCAN_FLAG_RANDOM_ADDR) { |
|
get_random_mask_addr(mac_addr, request->mac_addr, |
|
request->mac_addr_mask); |
|
ether_addr_copy(request->mac_addr, mac_addr); |
|
ether_addr_copy(user_scan_cfg->random_mac, mac_addr); |
|
} |
|
|
|
user_scan_cfg->num_ssids = request->n_ssids; |
|
user_scan_cfg->ssid_list = request->ssids; |
|
|
|
if (request->ie && request->ie_len) { |
|
offset = 0; |
|
for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) { |
|
if (priv->vs_ie[i].mask != MWIFIEX_VSIE_MASK_CLEAR) |
|
continue; |
|
priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_SCAN; |
|
ie = (struct ieee_types_header *)(request->ie + offset); |
|
memcpy(&priv->vs_ie[i].ie, ie, sizeof(*ie) + ie->len); |
|
offset += sizeof(*ie) + ie->len; |
|
|
|
if (offset >= request->ie_len) |
|
break; |
|
} |
|
} |
|
|
|
for (i = 0; i < min_t(u32, request->n_channels, |
|
MWIFIEX_USER_SCAN_CHAN_MAX); i++) { |
|
chan = request->channels[i]; |
|
user_scan_cfg->chan_list[i].chan_number = chan->hw_value; |
|
user_scan_cfg->chan_list[i].radio_type = chan->band; |
|
|
|
if ((chan->flags & IEEE80211_CHAN_NO_IR) || !request->n_ssids) |
|
user_scan_cfg->chan_list[i].scan_type = |
|
MWIFIEX_SCAN_TYPE_PASSIVE; |
|
else |
|
user_scan_cfg->chan_list[i].scan_type = |
|
MWIFIEX_SCAN_TYPE_ACTIVE; |
|
|
|
user_scan_cfg->chan_list[i].scan_time = 0; |
|
} |
|
|
|
if (priv->adapter->scan_chan_gap_enabled && |
|
mwifiex_is_any_intf_active(priv)) |
|
user_scan_cfg->scan_chan_gap = |
|
priv->adapter->scan_chan_gap_time; |
|
|
|
ret = mwifiex_scan_networks(priv, user_scan_cfg); |
|
kfree(user_scan_cfg); |
|
if (ret) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"scan failed: %d\n", ret); |
|
priv->scan_aborting = false; |
|
priv->scan_request = NULL; |
|
return ret; |
|
} |
|
|
|
if (request->ie && request->ie_len) { |
|
for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) { |
|
if (priv->vs_ie[i].mask == MWIFIEX_VSIE_MASK_SCAN) { |
|
priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_CLEAR; |
|
memset(&priv->vs_ie[i].ie, 0, |
|
MWIFIEX_MAX_VSIE_LEN); |
|
} |
|
} |
|
} |
|
return 0; |
|
} |
|
|
|
/* CFG802.11 operation handler for sched_scan_start. |
|
* |
|
* This function issues a bgscan config request to the firmware based upon |
|
* the user specified sched_scan configuration. On successful completion, |
|
* firmware will generate BGSCAN_REPORT event, driver should issue bgscan |
|
* query command to get sched_scan results from firmware. |
|
*/ |
|
static int |
|
mwifiex_cfg80211_sched_scan_start(struct wiphy *wiphy, |
|
struct net_device *dev, |
|
struct cfg80211_sched_scan_request *request) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
int i, offset; |
|
struct ieee80211_channel *chan; |
|
struct mwifiex_bg_scan_cfg *bgscan_cfg; |
|
struct ieee_types_header *ie; |
|
|
|
if (!request || (!request->n_ssids && !request->n_match_sets)) { |
|
wiphy_err(wiphy, "%s : Invalid Sched_scan parameters", |
|
__func__); |
|
return -EINVAL; |
|
} |
|
|
|
wiphy_info(wiphy, "sched_scan start : n_ssids=%d n_match_sets=%d ", |
|
request->n_ssids, request->n_match_sets); |
|
wiphy_info(wiphy, "n_channels=%d interval=%d ie_len=%d\n", |
|
request->n_channels, request->scan_plans->interval, |
|
(int)request->ie_len); |
|
|
|
bgscan_cfg = kzalloc(sizeof(*bgscan_cfg), GFP_KERNEL); |
|
if (!bgscan_cfg) |
|
return -ENOMEM; |
|
|
|
if (priv->scan_request || priv->scan_aborting) |
|
bgscan_cfg->start_later = true; |
|
|
|
bgscan_cfg->num_ssids = request->n_match_sets; |
|
bgscan_cfg->ssid_list = request->match_sets; |
|
|
|
if (request->ie && request->ie_len) { |
|
offset = 0; |
|
for (i = 0; i < MWIFIEX_MAX_VSIE_NUM; i++) { |
|
if (priv->vs_ie[i].mask != MWIFIEX_VSIE_MASK_CLEAR) |
|
continue; |
|
priv->vs_ie[i].mask = MWIFIEX_VSIE_MASK_BGSCAN; |
|
ie = (struct ieee_types_header *)(request->ie + offset); |
|
memcpy(&priv->vs_ie[i].ie, ie, sizeof(*ie) + ie->len); |
|
offset += sizeof(*ie) + ie->len; |
|
|
|
if (offset >= request->ie_len) |
|
break; |
|
} |
|
} |
|
|
|
for (i = 0; i < min_t(u32, request->n_channels, |
|
MWIFIEX_BG_SCAN_CHAN_MAX); i++) { |
|
chan = request->channels[i]; |
|
bgscan_cfg->chan_list[i].chan_number = chan->hw_value; |
|
bgscan_cfg->chan_list[i].radio_type = chan->band; |
|
|
|
if ((chan->flags & IEEE80211_CHAN_NO_IR) || !request->n_ssids) |
|
bgscan_cfg->chan_list[i].scan_type = |
|
MWIFIEX_SCAN_TYPE_PASSIVE; |
|
else |
|
bgscan_cfg->chan_list[i].scan_type = |
|
MWIFIEX_SCAN_TYPE_ACTIVE; |
|
|
|
bgscan_cfg->chan_list[i].scan_time = 0; |
|
} |
|
|
|
bgscan_cfg->chan_per_scan = min_t(u32, request->n_channels, |
|
MWIFIEX_BG_SCAN_CHAN_MAX); |
|
|
|
/* Use at least 15 second for per scan cycle */ |
|
bgscan_cfg->scan_interval = (request->scan_plans->interval > |
|
MWIFIEX_BGSCAN_INTERVAL) ? |
|
request->scan_plans->interval : |
|
MWIFIEX_BGSCAN_INTERVAL; |
|
|
|
bgscan_cfg->repeat_count = MWIFIEX_BGSCAN_REPEAT_COUNT; |
|
bgscan_cfg->report_condition = MWIFIEX_BGSCAN_SSID_MATCH | |
|
MWIFIEX_BGSCAN_WAIT_ALL_CHAN_DONE; |
|
bgscan_cfg->bss_type = MWIFIEX_BSS_MODE_INFRA; |
|
bgscan_cfg->action = MWIFIEX_BGSCAN_ACT_SET; |
|
bgscan_cfg->enable = true; |
|
if (request->min_rssi_thold != NL80211_SCAN_RSSI_THOLD_OFF) { |
|
bgscan_cfg->report_condition |= MWIFIEX_BGSCAN_SSID_RSSI_MATCH; |
|
bgscan_cfg->rssi_threshold = request->min_rssi_thold; |
|
} |
|
|
|
if (mwifiex_send_cmd(priv, HostCmd_CMD_802_11_BG_SCAN_CONFIG, |
|
HostCmd_ACT_GEN_SET, 0, bgscan_cfg, true)) { |
|
kfree(bgscan_cfg); |
|
return -EFAULT; |
|
} |
|
|
|
priv->sched_scanning = true; |
|
|
|
kfree(bgscan_cfg); |
|
return 0; |
|
} |
|
|
|
/* CFG802.11 operation handler for sched_scan_stop. |
|
* |
|
* This function issues a bgscan config command to disable |
|
* previous bgscan configuration in the firmware |
|
*/ |
|
static int mwifiex_cfg80211_sched_scan_stop(struct wiphy *wiphy, |
|
struct net_device *dev, u64 reqid) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
|
|
wiphy_info(wiphy, "sched scan stop!"); |
|
mwifiex_stop_bg_scan(priv); |
|
|
|
return 0; |
|
} |
|
|
|
static void mwifiex_setup_vht_caps(struct ieee80211_sta_vht_cap *vht_info, |
|
struct mwifiex_private *priv) |
|
{ |
|
struct mwifiex_adapter *adapter = priv->adapter; |
|
|
|
vht_info->vht_supported = true; |
|
|
|
vht_info->cap = adapter->hw_dot_11ac_dev_cap; |
|
/* Update MCS support for VHT */ |
|
vht_info->vht_mcs.rx_mcs_map = cpu_to_le16( |
|
adapter->hw_dot_11ac_mcs_support & 0xFFFF); |
|
vht_info->vht_mcs.rx_highest = 0; |
|
vht_info->vht_mcs.tx_mcs_map = cpu_to_le16( |
|
adapter->hw_dot_11ac_mcs_support >> 16); |
|
vht_info->vht_mcs.tx_highest = 0; |
|
} |
|
|
|
/* |
|
* This function sets up the CFG802.11 specific HT capability fields |
|
* with default values. |
|
* |
|
* The following default values are set - |
|
* - HT Supported = True |
|
* - Maximum AMPDU length factor = IEEE80211_HT_MAX_AMPDU_64K |
|
* - Minimum AMPDU spacing = IEEE80211_HT_MPDU_DENSITY_NONE |
|
* - HT Capabilities supported by firmware |
|
* - MCS information, Rx mask = 0xff |
|
* - MCD information, Tx parameters = IEEE80211_HT_MCS_TX_DEFINED (0x01) |
|
*/ |
|
static void |
|
mwifiex_setup_ht_caps(struct ieee80211_sta_ht_cap *ht_info, |
|
struct mwifiex_private *priv) |
|
{ |
|
int rx_mcs_supp; |
|
struct ieee80211_mcs_info mcs_set; |
|
u8 *mcs = (u8 *)&mcs_set; |
|
struct mwifiex_adapter *adapter = priv->adapter; |
|
|
|
ht_info->ht_supported = true; |
|
ht_info->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K; |
|
ht_info->ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE; |
|
|
|
memset(&ht_info->mcs, 0, sizeof(ht_info->mcs)); |
|
|
|
/* Fill HT capability information */ |
|
if (ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap)) |
|
ht_info->cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40; |
|
else |
|
ht_info->cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40; |
|
|
|
if (ISSUPP_SHORTGI20(adapter->hw_dot_11n_dev_cap)) |
|
ht_info->cap |= IEEE80211_HT_CAP_SGI_20; |
|
else |
|
ht_info->cap &= ~IEEE80211_HT_CAP_SGI_20; |
|
|
|
if (ISSUPP_SHORTGI40(adapter->hw_dot_11n_dev_cap)) |
|
ht_info->cap |= IEEE80211_HT_CAP_SGI_40; |
|
else |
|
ht_info->cap &= ~IEEE80211_HT_CAP_SGI_40; |
|
|
|
if (adapter->user_dev_mcs_support == HT_STREAM_2X2) |
|
ht_info->cap |= 2 << IEEE80211_HT_CAP_RX_STBC_SHIFT; |
|
else |
|
ht_info->cap |= 1 << IEEE80211_HT_CAP_RX_STBC_SHIFT; |
|
|
|
if (ISSUPP_TXSTBC(adapter->hw_dot_11n_dev_cap)) |
|
ht_info->cap |= IEEE80211_HT_CAP_TX_STBC; |
|
else |
|
ht_info->cap &= ~IEEE80211_HT_CAP_TX_STBC; |
|
|
|
if (ISSUPP_GREENFIELD(adapter->hw_dot_11n_dev_cap)) |
|
ht_info->cap |= IEEE80211_HT_CAP_GRN_FLD; |
|
else |
|
ht_info->cap &= ~IEEE80211_HT_CAP_GRN_FLD; |
|
|
|
if (ISENABLED_40MHZ_INTOLERANT(adapter->hw_dot_11n_dev_cap)) |
|
ht_info->cap |= IEEE80211_HT_CAP_40MHZ_INTOLERANT; |
|
else |
|
ht_info->cap &= ~IEEE80211_HT_CAP_40MHZ_INTOLERANT; |
|
|
|
if (ISSUPP_RXLDPC(adapter->hw_dot_11n_dev_cap)) |
|
ht_info->cap |= IEEE80211_HT_CAP_LDPC_CODING; |
|
else |
|
ht_info->cap &= ~IEEE80211_HT_CAP_LDPC_CODING; |
|
|
|
ht_info->cap &= ~IEEE80211_HT_CAP_MAX_AMSDU; |
|
ht_info->cap |= IEEE80211_HT_CAP_SM_PS; |
|
|
|
rx_mcs_supp = GET_RXMCSSUPP(adapter->user_dev_mcs_support); |
|
/* Set MCS for 1x1/2x2 */ |
|
memset(mcs, 0xff, rx_mcs_supp); |
|
/* Clear all the other values */ |
|
memset(&mcs[rx_mcs_supp], 0, |
|
sizeof(struct ieee80211_mcs_info) - rx_mcs_supp); |
|
if (priv->bss_mode == NL80211_IFTYPE_STATION || |
|
ISSUPP_CHANWIDTH40(adapter->hw_dot_11n_dev_cap)) |
|
/* Set MCS32 for infra mode or ad-hoc mode with 40MHz support */ |
|
SETHT_MCS32(mcs_set.rx_mask); |
|
|
|
memcpy((u8 *) &ht_info->mcs, mcs, sizeof(struct ieee80211_mcs_info)); |
|
|
|
ht_info->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED; |
|
} |
|
|
|
/* |
|
* create a new virtual interface with the given name and name assign type |
|
*/ |
|
struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy, |
|
const char *name, |
|
unsigned char name_assign_type, |
|
enum nl80211_iftype type, |
|
struct vif_params *params) |
|
{ |
|
struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
|
struct mwifiex_private *priv; |
|
struct net_device *dev; |
|
void *mdev_priv; |
|
int ret; |
|
|
|
if (!adapter) |
|
return ERR_PTR(-EFAULT); |
|
|
|
switch (type) { |
|
case NL80211_IFTYPE_UNSPECIFIED: |
|
case NL80211_IFTYPE_STATION: |
|
case NL80211_IFTYPE_ADHOC: |
|
if (adapter->curr_iface_comb.sta_intf == |
|
adapter->iface_limit.sta_intf) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"cannot create multiple sta/adhoc ifaces\n"); |
|
return ERR_PTR(-EINVAL); |
|
} |
|
|
|
priv = mwifiex_get_unused_priv_by_bss_type( |
|
adapter, MWIFIEX_BSS_TYPE_STA); |
|
if (!priv) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"could not get free private struct\n"); |
|
return ERR_PTR(-EFAULT); |
|
} |
|
|
|
priv->wdev.wiphy = wiphy; |
|
priv->wdev.iftype = NL80211_IFTYPE_STATION; |
|
|
|
if (type == NL80211_IFTYPE_UNSPECIFIED) |
|
priv->bss_mode = NL80211_IFTYPE_STATION; |
|
else |
|
priv->bss_mode = type; |
|
|
|
priv->bss_type = MWIFIEX_BSS_TYPE_STA; |
|
priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II; |
|
priv->bss_priority = 0; |
|
priv->bss_role = MWIFIEX_BSS_ROLE_STA; |
|
|
|
break; |
|
case NL80211_IFTYPE_AP: |
|
if (adapter->curr_iface_comb.uap_intf == |
|
adapter->iface_limit.uap_intf) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"cannot create multiple AP ifaces\n"); |
|
return ERR_PTR(-EINVAL); |
|
} |
|
|
|
priv = mwifiex_get_unused_priv_by_bss_type( |
|
adapter, MWIFIEX_BSS_TYPE_UAP); |
|
if (!priv) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"could not get free private struct\n"); |
|
return ERR_PTR(-EFAULT); |
|
} |
|
|
|
priv->wdev.wiphy = wiphy; |
|
priv->wdev.iftype = NL80211_IFTYPE_AP; |
|
|
|
priv->bss_type = MWIFIEX_BSS_TYPE_UAP; |
|
priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II; |
|
priv->bss_priority = 0; |
|
priv->bss_role = MWIFIEX_BSS_ROLE_UAP; |
|
priv->bss_started = 0; |
|
priv->bss_mode = type; |
|
|
|
break; |
|
case NL80211_IFTYPE_P2P_CLIENT: |
|
if (adapter->curr_iface_comb.p2p_intf == |
|
adapter->iface_limit.p2p_intf) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"cannot create multiple P2P ifaces\n"); |
|
return ERR_PTR(-EINVAL); |
|
} |
|
|
|
priv = mwifiex_get_unused_priv_by_bss_type( |
|
adapter, MWIFIEX_BSS_TYPE_P2P); |
|
if (!priv) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"could not get free private struct\n"); |
|
return ERR_PTR(-EFAULT); |
|
} |
|
|
|
priv->wdev.wiphy = wiphy; |
|
/* At start-up, wpa_supplicant tries to change the interface |
|
* to NL80211_IFTYPE_STATION if it is not managed mode. |
|
*/ |
|
priv->wdev.iftype = NL80211_IFTYPE_P2P_CLIENT; |
|
priv->bss_mode = NL80211_IFTYPE_P2P_CLIENT; |
|
|
|
/* Setting bss_type to P2P tells firmware that this interface |
|
* is receiving P2P peers found during find phase and doing |
|
* action frame handshake. |
|
*/ |
|
priv->bss_type = MWIFIEX_BSS_TYPE_P2P; |
|
|
|
priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II; |
|
priv->bss_priority = MWIFIEX_BSS_ROLE_STA; |
|
priv->bss_role = MWIFIEX_BSS_ROLE_STA; |
|
priv->bss_started = 0; |
|
|
|
if (mwifiex_cfg80211_init_p2p_client(priv)) { |
|
memset(&priv->wdev, 0, sizeof(priv->wdev)); |
|
priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED; |
|
return ERR_PTR(-EFAULT); |
|
} |
|
|
|
break; |
|
default: |
|
mwifiex_dbg(adapter, ERROR, "type not supported\n"); |
|
return ERR_PTR(-EINVAL); |
|
} |
|
|
|
dev = alloc_netdev_mqs(sizeof(struct mwifiex_private *), name, |
|
name_assign_type, ether_setup, |
|
IEEE80211_NUM_ACS, 1); |
|
if (!dev) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"no memory available for netdevice\n"); |
|
ret = -ENOMEM; |
|
goto err_alloc_netdev; |
|
} |
|
|
|
mwifiex_init_priv_params(priv, dev); |
|
|
|
priv->netdev = dev; |
|
|
|
if (!adapter->mfg_mode) { |
|
mwifiex_set_mac_address(priv, dev, false, NULL); |
|
|
|
ret = mwifiex_send_cmd(priv, HostCmd_CMD_SET_BSS_MODE, |
|
HostCmd_ACT_GEN_SET, 0, NULL, true); |
|
if (ret) |
|
goto err_set_bss_mode; |
|
|
|
ret = mwifiex_sta_init_cmd(priv, false, false); |
|
if (ret) |
|
goto err_sta_init; |
|
} |
|
|
|
mwifiex_setup_ht_caps(&wiphy->bands[NL80211_BAND_2GHZ]->ht_cap, priv); |
|
if (adapter->is_hw_11ac_capable) |
|
mwifiex_setup_vht_caps( |
|
&wiphy->bands[NL80211_BAND_2GHZ]->vht_cap, priv); |
|
|
|
if (adapter->config_bands & BAND_A) |
|
mwifiex_setup_ht_caps( |
|
&wiphy->bands[NL80211_BAND_5GHZ]->ht_cap, priv); |
|
|
|
if ((adapter->config_bands & BAND_A) && adapter->is_hw_11ac_capable) |
|
mwifiex_setup_vht_caps( |
|
&wiphy->bands[NL80211_BAND_5GHZ]->vht_cap, priv); |
|
|
|
dev_net_set(dev, wiphy_net(wiphy)); |
|
dev->ieee80211_ptr = &priv->wdev; |
|
dev->ieee80211_ptr->iftype = priv->bss_mode; |
|
SET_NETDEV_DEV(dev, wiphy_dev(wiphy)); |
|
|
|
dev->flags |= IFF_BROADCAST | IFF_MULTICAST; |
|
dev->watchdog_timeo = MWIFIEX_DEFAULT_WATCHDOG_TIMEOUT; |
|
dev->needed_headroom = MWIFIEX_MIN_DATA_HEADER_LEN; |
|
dev->ethtool_ops = &mwifiex_ethtool_ops; |
|
|
|
mdev_priv = netdev_priv(dev); |
|
*((unsigned long *) mdev_priv) = (unsigned long) priv; |
|
|
|
SET_NETDEV_DEV(dev, adapter->dev); |
|
|
|
priv->dfs_cac_workqueue = alloc_workqueue("MWIFIEX_DFS_CAC%s", |
|
WQ_HIGHPRI | |
|
WQ_MEM_RECLAIM | |
|
WQ_UNBOUND, 1, name); |
|
if (!priv->dfs_cac_workqueue) { |
|
mwifiex_dbg(adapter, ERROR, "cannot alloc DFS CAC queue\n"); |
|
ret = -ENOMEM; |
|
goto err_alloc_cac; |
|
} |
|
|
|
INIT_DELAYED_WORK(&priv->dfs_cac_work, mwifiex_dfs_cac_work_queue); |
|
|
|
priv->dfs_chan_sw_workqueue = alloc_workqueue("MWIFIEX_DFS_CHSW%s", |
|
WQ_HIGHPRI | WQ_UNBOUND | |
|
WQ_MEM_RECLAIM, 1, name); |
|
if (!priv->dfs_chan_sw_workqueue) { |
|
mwifiex_dbg(adapter, ERROR, "cannot alloc DFS channel sw queue\n"); |
|
ret = -ENOMEM; |
|
goto err_alloc_chsw; |
|
} |
|
|
|
INIT_DELAYED_WORK(&priv->dfs_chan_sw_work, |
|
mwifiex_dfs_chan_sw_work_queue); |
|
|
|
mutex_init(&priv->async_mutex); |
|
|
|
/* Register network device */ |
|
if (cfg80211_register_netdevice(dev)) { |
|
mwifiex_dbg(adapter, ERROR, "cannot register network device\n"); |
|
ret = -EFAULT; |
|
goto err_reg_netdev; |
|
} |
|
|
|
mwifiex_dbg(adapter, INFO, |
|
"info: %s: Marvell 802.11 Adapter\n", dev->name); |
|
|
|
#ifdef CONFIG_DEBUG_FS |
|
mwifiex_dev_debugfs_init(priv); |
|
#endif |
|
|
|
switch (type) { |
|
case NL80211_IFTYPE_UNSPECIFIED: |
|
case NL80211_IFTYPE_STATION: |
|
case NL80211_IFTYPE_ADHOC: |
|
adapter->curr_iface_comb.sta_intf++; |
|
break; |
|
case NL80211_IFTYPE_AP: |
|
adapter->curr_iface_comb.uap_intf++; |
|
break; |
|
case NL80211_IFTYPE_P2P_CLIENT: |
|
adapter->curr_iface_comb.p2p_intf++; |
|
break; |
|
default: |
|
/* This should be dead code; checked above */ |
|
mwifiex_dbg(adapter, ERROR, "type not supported\n"); |
|
return ERR_PTR(-EINVAL); |
|
} |
|
|
|
return &priv->wdev; |
|
|
|
err_reg_netdev: |
|
destroy_workqueue(priv->dfs_chan_sw_workqueue); |
|
priv->dfs_chan_sw_workqueue = NULL; |
|
err_alloc_chsw: |
|
destroy_workqueue(priv->dfs_cac_workqueue); |
|
priv->dfs_cac_workqueue = NULL; |
|
err_alloc_cac: |
|
free_netdev(dev); |
|
priv->netdev = NULL; |
|
err_sta_init: |
|
err_set_bss_mode: |
|
err_alloc_netdev: |
|
memset(&priv->wdev, 0, sizeof(priv->wdev)); |
|
priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED; |
|
priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED; |
|
return ERR_PTR(ret); |
|
} |
|
EXPORT_SYMBOL_GPL(mwifiex_add_virtual_intf); |
|
|
|
/* |
|
* del_virtual_intf: remove the virtual interface determined by dev |
|
*/ |
|
int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); |
|
struct mwifiex_adapter *adapter = priv->adapter; |
|
struct sk_buff *skb, *tmp; |
|
|
|
#ifdef CONFIG_DEBUG_FS |
|
mwifiex_dev_debugfs_remove(priv); |
|
#endif |
|
|
|
if (priv->sched_scanning) |
|
priv->sched_scanning = false; |
|
|
|
mwifiex_stop_net_dev_queue(priv->netdev, adapter); |
|
|
|
skb_queue_walk_safe(&priv->bypass_txq, skb, tmp) { |
|
skb_unlink(skb, &priv->bypass_txq); |
|
mwifiex_write_data_complete(priv->adapter, skb, 0, -1); |
|
} |
|
|
|
if (netif_carrier_ok(priv->netdev)) |
|
netif_carrier_off(priv->netdev); |
|
|
|
if (wdev->netdev->reg_state == NETREG_REGISTERED) |
|
cfg80211_unregister_netdevice(wdev->netdev); |
|
|
|
if (priv->dfs_cac_workqueue) { |
|
flush_workqueue(priv->dfs_cac_workqueue); |
|
destroy_workqueue(priv->dfs_cac_workqueue); |
|
priv->dfs_cac_workqueue = NULL; |
|
} |
|
|
|
if (priv->dfs_chan_sw_workqueue) { |
|
flush_workqueue(priv->dfs_chan_sw_workqueue); |
|
destroy_workqueue(priv->dfs_chan_sw_workqueue); |
|
priv->dfs_chan_sw_workqueue = NULL; |
|
} |
|
/* Clear the priv in adapter */ |
|
priv->netdev = NULL; |
|
|
|
switch (priv->bss_mode) { |
|
case NL80211_IFTYPE_UNSPECIFIED: |
|
case NL80211_IFTYPE_STATION: |
|
case NL80211_IFTYPE_ADHOC: |
|
adapter->curr_iface_comb.sta_intf--; |
|
break; |
|
case NL80211_IFTYPE_AP: |
|
adapter->curr_iface_comb.uap_intf--; |
|
break; |
|
case NL80211_IFTYPE_P2P_CLIENT: |
|
case NL80211_IFTYPE_P2P_GO: |
|
adapter->curr_iface_comb.p2p_intf--; |
|
break; |
|
default: |
|
mwifiex_dbg(adapter, ERROR, |
|
"del_virtual_intf: type not supported\n"); |
|
break; |
|
} |
|
|
|
priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED; |
|
|
|
if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA || |
|
GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) |
|
kfree(priv->hist_data); |
|
|
|
return 0; |
|
} |
|
EXPORT_SYMBOL_GPL(mwifiex_del_virtual_intf); |
|
|
|
static bool |
|
mwifiex_is_pattern_supported(struct cfg80211_pkt_pattern *pat, s8 *byte_seq, |
|
u8 max_byte_seq) |
|
{ |
|
int j, k, valid_byte_cnt = 0; |
|
bool dont_care_byte = false; |
|
|
|
for (j = 0; j < DIV_ROUND_UP(pat->pattern_len, 8); j++) { |
|
for (k = 0; k < 8; k++) { |
|
if (pat->mask[j] & 1 << k) { |
|
memcpy(byte_seq + valid_byte_cnt, |
|
&pat->pattern[j * 8 + k], 1); |
|
valid_byte_cnt++; |
|
if (dont_care_byte) |
|
return false; |
|
} else { |
|
if (valid_byte_cnt) |
|
dont_care_byte = true; |
|
} |
|
|
|
/* wildcard bytes record as the offset |
|
* before the valid byte |
|
*/ |
|
if (!valid_byte_cnt && !dont_care_byte) |
|
pat->pkt_offset++; |
|
|
|
if (valid_byte_cnt > max_byte_seq) |
|
return false; |
|
} |
|
} |
|
|
|
byte_seq[max_byte_seq] = valid_byte_cnt; |
|
|
|
return true; |
|
} |
|
|
|
#ifdef CONFIG_PM |
|
static void mwifiex_set_auto_arp_mef_entry(struct mwifiex_private *priv, |
|
struct mwifiex_mef_entry *mef_entry) |
|
{ |
|
int i, filt_num = 0, num_ipv4 = 0; |
|
struct in_device *in_dev; |
|
struct in_ifaddr *ifa; |
|
__be32 ips[MWIFIEX_MAX_SUPPORTED_IPADDR]; |
|
struct mwifiex_adapter *adapter = priv->adapter; |
|
|
|
mef_entry->mode = MEF_MODE_HOST_SLEEP; |
|
mef_entry->action = MEF_ACTION_AUTO_ARP; |
|
|
|
/* Enable ARP offload feature */ |
|
memset(ips, 0, sizeof(ips)); |
|
for (i = 0; i < MWIFIEX_MAX_BSS_NUM; i++) { |
|
if (adapter->priv[i]->netdev) { |
|
in_dev = __in_dev_get_rtnl(adapter->priv[i]->netdev); |
|
if (!in_dev) |
|
continue; |
|
ifa = rtnl_dereference(in_dev->ifa_list); |
|
if (!ifa || !ifa->ifa_local) |
|
continue; |
|
ips[i] = ifa->ifa_local; |
|
num_ipv4++; |
|
} |
|
} |
|
|
|
for (i = 0; i < num_ipv4; i++) { |
|
if (!ips[i]) |
|
continue; |
|
mef_entry->filter[filt_num].repeat = 1; |
|
memcpy(mef_entry->filter[filt_num].byte_seq, |
|
(u8 *)&ips[i], sizeof(ips[i])); |
|
mef_entry->filter[filt_num]. |
|
byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] = |
|
sizeof(ips[i]); |
|
mef_entry->filter[filt_num].offset = 46; |
|
mef_entry->filter[filt_num].filt_type = TYPE_EQ; |
|
if (filt_num) { |
|
mef_entry->filter[filt_num].filt_action = |
|
TYPE_OR; |
|
} |
|
filt_num++; |
|
} |
|
|
|
mef_entry->filter[filt_num].repeat = 1; |
|
mef_entry->filter[filt_num].byte_seq[0] = 0x08; |
|
mef_entry->filter[filt_num].byte_seq[1] = 0x06; |
|
mef_entry->filter[filt_num].byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] = 2; |
|
mef_entry->filter[filt_num].offset = 20; |
|
mef_entry->filter[filt_num].filt_type = TYPE_EQ; |
|
mef_entry->filter[filt_num].filt_action = TYPE_AND; |
|
} |
|
|
|
static int mwifiex_set_wowlan_mef_entry(struct mwifiex_private *priv, |
|
struct mwifiex_ds_mef_cfg *mef_cfg, |
|
struct mwifiex_mef_entry *mef_entry, |
|
struct cfg80211_wowlan *wowlan) |
|
{ |
|
int i, filt_num = 0, ret = 0; |
|
bool first_pat = true; |
|
u8 byte_seq[MWIFIEX_MEF_MAX_BYTESEQ + 1]; |
|
static const u8 ipv4_mc_mac[] = {0x33, 0x33}; |
|
static const u8 ipv6_mc_mac[] = {0x01, 0x00, 0x5e}; |
|
|
|
mef_entry->mode = MEF_MODE_HOST_SLEEP; |
|
mef_entry->action = MEF_ACTION_ALLOW_AND_WAKEUP_HOST; |
|
|
|
for (i = 0; i < wowlan->n_patterns; i++) { |
|
memset(byte_seq, 0, sizeof(byte_seq)); |
|
if (!mwifiex_is_pattern_supported(&wowlan->patterns[i], |
|
byte_seq, |
|
MWIFIEX_MEF_MAX_BYTESEQ)) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"Pattern not supported\n"); |
|
return -EOPNOTSUPP; |
|
} |
|
|
|
if (!wowlan->patterns[i].pkt_offset) { |
|
if (!(byte_seq[0] & 0x01) && |
|
(byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 1)) { |
|
mef_cfg->criteria |= MWIFIEX_CRITERIA_UNICAST; |
|
continue; |
|
} else if (is_broadcast_ether_addr(byte_seq)) { |
|
mef_cfg->criteria |= MWIFIEX_CRITERIA_BROADCAST; |
|
continue; |
|
} else if ((!memcmp(byte_seq, ipv4_mc_mac, 2) && |
|
(byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 2)) || |
|
(!memcmp(byte_seq, ipv6_mc_mac, 3) && |
|
(byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] == 3))) { |
|
mef_cfg->criteria |= MWIFIEX_CRITERIA_MULTICAST; |
|
continue; |
|
} |
|
} |
|
mef_entry->filter[filt_num].repeat = 1; |
|
mef_entry->filter[filt_num].offset = |
|
wowlan->patterns[i].pkt_offset; |
|
memcpy(mef_entry->filter[filt_num].byte_seq, byte_seq, |
|
sizeof(byte_seq)); |
|
mef_entry->filter[filt_num].filt_type = TYPE_EQ; |
|
|
|
if (first_pat) { |
|
first_pat = false; |
|
mwifiex_dbg(priv->adapter, INFO, "Wake on patterns\n"); |
|
} else { |
|
mef_entry->filter[filt_num].filt_action = TYPE_AND; |
|
} |
|
|
|
filt_num++; |
|
} |
|
|
|
if (wowlan->magic_pkt) { |
|
mef_cfg->criteria |= MWIFIEX_CRITERIA_UNICAST; |
|
mef_entry->filter[filt_num].repeat = 16; |
|
memcpy(mef_entry->filter[filt_num].byte_seq, priv->curr_addr, |
|
ETH_ALEN); |
|
mef_entry->filter[filt_num].byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] = |
|
ETH_ALEN; |
|
mef_entry->filter[filt_num].offset = 28; |
|
mef_entry->filter[filt_num].filt_type = TYPE_EQ; |
|
if (filt_num) |
|
mef_entry->filter[filt_num].filt_action = TYPE_OR; |
|
|
|
filt_num++; |
|
mef_entry->filter[filt_num].repeat = 16; |
|
memcpy(mef_entry->filter[filt_num].byte_seq, priv->curr_addr, |
|
ETH_ALEN); |
|
mef_entry->filter[filt_num].byte_seq[MWIFIEX_MEF_MAX_BYTESEQ] = |
|
ETH_ALEN; |
|
mef_entry->filter[filt_num].offset = 56; |
|
mef_entry->filter[filt_num].filt_type = TYPE_EQ; |
|
mef_entry->filter[filt_num].filt_action = TYPE_OR; |
|
mwifiex_dbg(priv->adapter, INFO, "Wake on magic packet\n"); |
|
} |
|
return ret; |
|
} |
|
|
|
static int mwifiex_set_mef_filter(struct mwifiex_private *priv, |
|
struct cfg80211_wowlan *wowlan) |
|
{ |
|
int ret = 0, num_entries = 1; |
|
struct mwifiex_ds_mef_cfg mef_cfg; |
|
struct mwifiex_mef_entry *mef_entry; |
|
|
|
if (wowlan->n_patterns || wowlan->magic_pkt) |
|
num_entries++; |
|
|
|
mef_entry = kcalloc(num_entries, sizeof(*mef_entry), GFP_KERNEL); |
|
if (!mef_entry) |
|
return -ENOMEM; |
|
|
|
memset(&mef_cfg, 0, sizeof(mef_cfg)); |
|
mef_cfg.criteria |= MWIFIEX_CRITERIA_BROADCAST | |
|
MWIFIEX_CRITERIA_UNICAST; |
|
mef_cfg.num_entries = num_entries; |
|
mef_cfg.mef_entry = mef_entry; |
|
|
|
mwifiex_set_auto_arp_mef_entry(priv, &mef_entry[0]); |
|
|
|
if (wowlan->n_patterns || wowlan->magic_pkt) { |
|
ret = mwifiex_set_wowlan_mef_entry(priv, &mef_cfg, |
|
&mef_entry[1], wowlan); |
|
if (ret) |
|
goto err; |
|
} |
|
|
|
if (!mef_cfg.criteria) |
|
mef_cfg.criteria = MWIFIEX_CRITERIA_BROADCAST | |
|
MWIFIEX_CRITERIA_UNICAST | |
|
MWIFIEX_CRITERIA_MULTICAST; |
|
|
|
ret = mwifiex_send_cmd(priv, HostCmd_CMD_MEF_CFG, |
|
HostCmd_ACT_GEN_SET, 0, |
|
&mef_cfg, true); |
|
|
|
err: |
|
kfree(mef_entry); |
|
return ret; |
|
} |
|
|
|
static int mwifiex_cfg80211_suspend(struct wiphy *wiphy, |
|
struct cfg80211_wowlan *wowlan) |
|
{ |
|
struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
|
struct mwifiex_ds_hs_cfg hs_cfg; |
|
int i, ret = 0, retry_num = 10; |
|
struct mwifiex_private *priv; |
|
struct mwifiex_private *sta_priv = |
|
mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA); |
|
|
|
sta_priv->scan_aborting = true; |
|
for (i = 0; i < adapter->priv_num; i++) { |
|
priv = adapter->priv[i]; |
|
mwifiex_abort_cac(priv); |
|
} |
|
|
|
mwifiex_cancel_all_pending_cmd(adapter); |
|
|
|
for (i = 0; i < adapter->priv_num; i++) { |
|
priv = adapter->priv[i]; |
|
if (priv && priv->netdev) |
|
netif_device_detach(priv->netdev); |
|
} |
|
|
|
for (i = 0; i < retry_num; i++) { |
|
if (!mwifiex_wmm_lists_empty(adapter) || |
|
!mwifiex_bypass_txlist_empty(adapter) || |
|
!skb_queue_empty(&adapter->tx_data_q)) |
|
usleep_range(10000, 15000); |
|
else |
|
break; |
|
} |
|
|
|
if (!wowlan) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"None of the WOWLAN triggers enabled\n"); |
|
ret = 0; |
|
goto done; |
|
} |
|
|
|
if (!sta_priv->media_connected && !wowlan->nd_config) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"Can not configure WOWLAN in disconnected state\n"); |
|
ret = 0; |
|
goto done; |
|
} |
|
|
|
ret = mwifiex_set_mef_filter(sta_priv, wowlan); |
|
if (ret) { |
|
mwifiex_dbg(adapter, ERROR, "Failed to set MEF filter\n"); |
|
goto done; |
|
} |
|
|
|
memset(&hs_cfg, 0, sizeof(hs_cfg)); |
|
hs_cfg.conditions = le32_to_cpu(adapter->hs_cfg.conditions); |
|
|
|
if (wowlan->nd_config) { |
|
mwifiex_dbg(adapter, INFO, "Wake on net detect\n"); |
|
hs_cfg.conditions |= HS_CFG_COND_MAC_EVENT; |
|
mwifiex_cfg80211_sched_scan_start(wiphy, sta_priv->netdev, |
|
wowlan->nd_config); |
|
} |
|
|
|
if (wowlan->disconnect) { |
|
hs_cfg.conditions |= HS_CFG_COND_MAC_EVENT; |
|
mwifiex_dbg(sta_priv->adapter, INFO, "Wake on device disconnect\n"); |
|
} |
|
|
|
hs_cfg.is_invoke_hostcmd = false; |
|
hs_cfg.gpio = adapter->hs_cfg.gpio; |
|
hs_cfg.gap = adapter->hs_cfg.gap; |
|
ret = mwifiex_set_hs_params(sta_priv, HostCmd_ACT_GEN_SET, |
|
MWIFIEX_SYNC_CMD, &hs_cfg); |
|
if (ret) |
|
mwifiex_dbg(adapter, ERROR, "Failed to set HS params\n"); |
|
|
|
done: |
|
sta_priv->scan_aborting = false; |
|
return ret; |
|
} |
|
|
|
static int mwifiex_cfg80211_resume(struct wiphy *wiphy) |
|
{ |
|
struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
|
struct mwifiex_private *priv; |
|
struct mwifiex_ds_wakeup_reason wakeup_reason; |
|
struct cfg80211_wowlan_wakeup wakeup_report; |
|
int i; |
|
bool report_wakeup_reason = true; |
|
|
|
for (i = 0; i < adapter->priv_num; i++) { |
|
priv = adapter->priv[i]; |
|
if (priv && priv->netdev) |
|
netif_device_attach(priv->netdev); |
|
} |
|
|
|
if (!wiphy->wowlan_config) |
|
goto done; |
|
|
|
priv = mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA); |
|
mwifiex_get_wakeup_reason(priv, HostCmd_ACT_GEN_GET, MWIFIEX_SYNC_CMD, |
|
&wakeup_reason); |
|
memset(&wakeup_report, 0, sizeof(struct cfg80211_wowlan_wakeup)); |
|
|
|
wakeup_report.pattern_idx = -1; |
|
|
|
switch (wakeup_reason.hs_wakeup_reason) { |
|
case NO_HSWAKEUP_REASON: |
|
break; |
|
case BCAST_DATA_MATCHED: |
|
break; |
|
case MCAST_DATA_MATCHED: |
|
break; |
|
case UCAST_DATA_MATCHED: |
|
break; |
|
case MASKTABLE_EVENT_MATCHED: |
|
break; |
|
case NON_MASKABLE_EVENT_MATCHED: |
|
if (wiphy->wowlan_config->disconnect) |
|
wakeup_report.disconnect = true; |
|
if (wiphy->wowlan_config->nd_config) |
|
wakeup_report.net_detect = adapter->nd_info; |
|
break; |
|
case NON_MASKABLE_CONDITION_MATCHED: |
|
break; |
|
case MAGIC_PATTERN_MATCHED: |
|
if (wiphy->wowlan_config->magic_pkt) |
|
wakeup_report.magic_pkt = true; |
|
if (wiphy->wowlan_config->n_patterns) |
|
wakeup_report.pattern_idx = 1; |
|
break; |
|
case GTK_REKEY_FAILURE: |
|
if (wiphy->wowlan_config->gtk_rekey_failure) |
|
wakeup_report.gtk_rekey_failure = true; |
|
break; |
|
default: |
|
report_wakeup_reason = false; |
|
break; |
|
} |
|
|
|
if (report_wakeup_reason) |
|
cfg80211_report_wowlan_wakeup(&priv->wdev, &wakeup_report, |
|
GFP_KERNEL); |
|
|
|
done: |
|
if (adapter->nd_info) { |
|
for (i = 0 ; i < adapter->nd_info->n_matches ; i++) |
|
kfree(adapter->nd_info->matches[i]); |
|
kfree(adapter->nd_info); |
|
adapter->nd_info = NULL; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static void mwifiex_cfg80211_set_wakeup(struct wiphy *wiphy, |
|
bool enabled) |
|
{ |
|
struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
|
|
|
device_set_wakeup_enable(adapter->dev, enabled); |
|
} |
|
|
|
static int mwifiex_set_rekey_data(struct wiphy *wiphy, struct net_device *dev, |
|
struct cfg80211_gtk_rekey_data *data) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
|
|
if (!ISSUPP_FIRMWARE_SUPPLICANT(priv->adapter->fw_cap_info)) |
|
return -EOPNOTSUPP; |
|
|
|
return mwifiex_send_cmd(priv, HostCmd_CMD_GTK_REKEY_OFFLOAD_CFG, |
|
HostCmd_ACT_GEN_SET, 0, data, true); |
|
} |
|
|
|
#endif |
|
|
|
static int mwifiex_get_coalesce_pkt_type(u8 *byte_seq) |
|
{ |
|
static const u8 ipv4_mc_mac[] = {0x33, 0x33}; |
|
static const u8 ipv6_mc_mac[] = {0x01, 0x00, 0x5e}; |
|
static const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff}; |
|
|
|
if ((byte_seq[0] & 0x01) && |
|
(byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 1)) |
|
return PACKET_TYPE_UNICAST; |
|
else if (!memcmp(byte_seq, bc_mac, 4)) |
|
return PACKET_TYPE_BROADCAST; |
|
else if ((!memcmp(byte_seq, ipv4_mc_mac, 2) && |
|
byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 2) || |
|
(!memcmp(byte_seq, ipv6_mc_mac, 3) && |
|
byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ] == 3)) |
|
return PACKET_TYPE_MULTICAST; |
|
|
|
return 0; |
|
} |
|
|
|
static int |
|
mwifiex_fill_coalesce_rule_info(struct mwifiex_private *priv, |
|
struct cfg80211_coalesce_rules *crule, |
|
struct mwifiex_coalesce_rule *mrule) |
|
{ |
|
u8 byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ + 1]; |
|
struct filt_field_param *param; |
|
int i; |
|
|
|
mrule->max_coalescing_delay = crule->delay; |
|
|
|
param = mrule->params; |
|
|
|
for (i = 0; i < crule->n_patterns; i++) { |
|
memset(byte_seq, 0, sizeof(byte_seq)); |
|
if (!mwifiex_is_pattern_supported(&crule->patterns[i], |
|
byte_seq, |
|
MWIFIEX_COALESCE_MAX_BYTESEQ)) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"Pattern not supported\n"); |
|
return -EOPNOTSUPP; |
|
} |
|
|
|
if (!crule->patterns[i].pkt_offset) { |
|
u8 pkt_type; |
|
|
|
pkt_type = mwifiex_get_coalesce_pkt_type(byte_seq); |
|
if (pkt_type && mrule->pkt_type) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"Multiple packet types not allowed\n"); |
|
return -EOPNOTSUPP; |
|
} else if (pkt_type) { |
|
mrule->pkt_type = pkt_type; |
|
continue; |
|
} |
|
} |
|
|
|
if (crule->condition == NL80211_COALESCE_CONDITION_MATCH) |
|
param->operation = RECV_FILTER_MATCH_TYPE_EQ; |
|
else |
|
param->operation = RECV_FILTER_MATCH_TYPE_NE; |
|
|
|
param->operand_len = byte_seq[MWIFIEX_COALESCE_MAX_BYTESEQ]; |
|
memcpy(param->operand_byte_stream, byte_seq, |
|
param->operand_len); |
|
param->offset = crule->patterns[i].pkt_offset; |
|
param++; |
|
|
|
mrule->num_of_fields++; |
|
} |
|
|
|
if (!mrule->pkt_type) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"Packet type can not be determined\n"); |
|
return -EOPNOTSUPP; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static int mwifiex_cfg80211_set_coalesce(struct wiphy *wiphy, |
|
struct cfg80211_coalesce *coalesce) |
|
{ |
|
struct mwifiex_adapter *adapter = mwifiex_cfg80211_get_adapter(wiphy); |
|
int i, ret; |
|
struct mwifiex_ds_coalesce_cfg coalesce_cfg; |
|
struct mwifiex_private *priv = |
|
mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA); |
|
|
|
memset(&coalesce_cfg, 0, sizeof(coalesce_cfg)); |
|
if (!coalesce) { |
|
mwifiex_dbg(adapter, WARN, |
|
"Disable coalesce and reset all previous rules\n"); |
|
return mwifiex_send_cmd(priv, HostCmd_CMD_COALESCE_CFG, |
|
HostCmd_ACT_GEN_SET, 0, |
|
&coalesce_cfg, true); |
|
} |
|
|
|
coalesce_cfg.num_of_rules = coalesce->n_rules; |
|
for (i = 0; i < coalesce->n_rules; i++) { |
|
ret = mwifiex_fill_coalesce_rule_info(priv, &coalesce->rules[i], |
|
&coalesce_cfg.rule[i]); |
|
if (ret) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"Recheck the patterns provided for rule %d\n", |
|
i + 1); |
|
return ret; |
|
} |
|
} |
|
|
|
return mwifiex_send_cmd(priv, HostCmd_CMD_COALESCE_CFG, |
|
HostCmd_ACT_GEN_SET, 0, &coalesce_cfg, true); |
|
} |
|
|
|
/* cfg80211 ops handler for tdls_mgmt. |
|
* Function prepares TDLS action frame packets and forwards them to FW |
|
*/ |
|
static int |
|
mwifiex_cfg80211_tdls_mgmt(struct wiphy *wiphy, struct net_device *dev, |
|
const u8 *peer, u8 action_code, u8 dialog_token, |
|
u16 status_code, u32 peer_capability, |
|
bool initiator, const u8 *extra_ies, |
|
size_t extra_ies_len) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
int ret; |
|
|
|
if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS)) |
|
return -EOPNOTSUPP; |
|
|
|
/* make sure we are in station mode and connected */ |
|
if (!(priv->bss_type == MWIFIEX_BSS_TYPE_STA && priv->media_connected)) |
|
return -EOPNOTSUPP; |
|
|
|
switch (action_code) { |
|
case WLAN_TDLS_SETUP_REQUEST: |
|
mwifiex_dbg(priv->adapter, MSG, |
|
"Send TDLS Setup Request to %pM status_code=%d\n", |
|
peer, status_code); |
|
mwifiex_add_auto_tdls_peer(priv, peer); |
|
ret = mwifiex_send_tdls_data_frame(priv, peer, action_code, |
|
dialog_token, status_code, |
|
extra_ies, extra_ies_len); |
|
break; |
|
case WLAN_TDLS_SETUP_RESPONSE: |
|
mwifiex_add_auto_tdls_peer(priv, peer); |
|
mwifiex_dbg(priv->adapter, MSG, |
|
"Send TDLS Setup Response to %pM status_code=%d\n", |
|
peer, status_code); |
|
ret = mwifiex_send_tdls_data_frame(priv, peer, action_code, |
|
dialog_token, status_code, |
|
extra_ies, extra_ies_len); |
|
break; |
|
case WLAN_TDLS_SETUP_CONFIRM: |
|
mwifiex_dbg(priv->adapter, MSG, |
|
"Send TDLS Confirm to %pM status_code=%d\n", peer, |
|
status_code); |
|
ret = mwifiex_send_tdls_data_frame(priv, peer, action_code, |
|
dialog_token, status_code, |
|
extra_ies, extra_ies_len); |
|
break; |
|
case WLAN_TDLS_TEARDOWN: |
|
mwifiex_dbg(priv->adapter, MSG, |
|
"Send TDLS Tear down to %pM\n", peer); |
|
ret = mwifiex_send_tdls_data_frame(priv, peer, action_code, |
|
dialog_token, status_code, |
|
extra_ies, extra_ies_len); |
|
break; |
|
case WLAN_TDLS_DISCOVERY_REQUEST: |
|
mwifiex_dbg(priv->adapter, MSG, |
|
"Send TDLS Discovery Request to %pM\n", peer); |
|
ret = mwifiex_send_tdls_data_frame(priv, peer, action_code, |
|
dialog_token, status_code, |
|
extra_ies, extra_ies_len); |
|
break; |
|
case WLAN_PUB_ACTION_TDLS_DISCOVER_RES: |
|
mwifiex_dbg(priv->adapter, MSG, |
|
"Send TDLS Discovery Response to %pM\n", peer); |
|
ret = mwifiex_send_tdls_action_frame(priv, peer, action_code, |
|
dialog_token, status_code, |
|
extra_ies, extra_ies_len); |
|
break; |
|
default: |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"Unknown TDLS mgmt/action frame %pM\n", peer); |
|
ret = -EINVAL; |
|
break; |
|
} |
|
|
|
return ret; |
|
} |
|
|
|
static int |
|
mwifiex_cfg80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev, |
|
const u8 *peer, enum nl80211_tdls_operation action) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
|
|
if (!(wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS) || |
|
!(wiphy->flags & WIPHY_FLAG_TDLS_EXTERNAL_SETUP)) |
|
return -EOPNOTSUPP; |
|
|
|
/* make sure we are in station mode and connected */ |
|
if (!(priv->bss_type == MWIFIEX_BSS_TYPE_STA && priv->media_connected)) |
|
return -EOPNOTSUPP; |
|
|
|
mwifiex_dbg(priv->adapter, MSG, |
|
"TDLS peer=%pM, oper=%d\n", peer, action); |
|
|
|
switch (action) { |
|
case NL80211_TDLS_ENABLE_LINK: |
|
action = MWIFIEX_TDLS_ENABLE_LINK; |
|
break; |
|
case NL80211_TDLS_DISABLE_LINK: |
|
action = MWIFIEX_TDLS_DISABLE_LINK; |
|
break; |
|
case NL80211_TDLS_TEARDOWN: |
|
/* shouldn't happen!*/ |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"tdls_oper: teardown from driver not supported\n"); |
|
return -EINVAL; |
|
case NL80211_TDLS_SETUP: |
|
/* shouldn't happen!*/ |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"tdls_oper: setup from driver not supported\n"); |
|
return -EINVAL; |
|
case NL80211_TDLS_DISCOVERY_REQ: |
|
/* shouldn't happen!*/ |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"tdls_oper: discovery from driver not supported\n"); |
|
return -EINVAL; |
|
default: |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"tdls_oper: operation not supported\n"); |
|
return -EOPNOTSUPP; |
|
} |
|
|
|
return mwifiex_tdls_oper(priv, peer, action); |
|
} |
|
|
|
static int |
|
mwifiex_cfg80211_tdls_chan_switch(struct wiphy *wiphy, struct net_device *dev, |
|
const u8 *addr, u8 oper_class, |
|
struct cfg80211_chan_def *chandef) |
|
{ |
|
struct mwifiex_sta_node *sta_ptr; |
|
u16 chan; |
|
u8 second_chan_offset, band; |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
|
|
spin_lock_bh(&priv->sta_list_spinlock); |
|
sta_ptr = mwifiex_get_sta_entry(priv, addr); |
|
if (!sta_ptr) { |
|
spin_unlock_bh(&priv->sta_list_spinlock); |
|
wiphy_err(wiphy, "%s: Invalid TDLS peer %pM\n", |
|
__func__, addr); |
|
return -ENOENT; |
|
} |
|
|
|
if (!(sta_ptr->tdls_cap.extcap.ext_capab[3] & |
|
WLAN_EXT_CAPA4_TDLS_CHAN_SWITCH)) { |
|
spin_unlock_bh(&priv->sta_list_spinlock); |
|
wiphy_err(wiphy, "%pM do not support tdls cs\n", addr); |
|
return -ENOENT; |
|
} |
|
|
|
if (sta_ptr->tdls_status == TDLS_CHAN_SWITCHING || |
|
sta_ptr->tdls_status == TDLS_IN_OFF_CHAN) { |
|
spin_unlock_bh(&priv->sta_list_spinlock); |
|
wiphy_err(wiphy, "channel switch is running, abort request\n"); |
|
return -EALREADY; |
|
} |
|
spin_unlock_bh(&priv->sta_list_spinlock); |
|
|
|
chan = chandef->chan->hw_value; |
|
second_chan_offset = mwifiex_get_sec_chan_offset(chan); |
|
band = chandef->chan->band; |
|
mwifiex_start_tdls_cs(priv, addr, chan, second_chan_offset, band); |
|
|
|
return 0; |
|
} |
|
|
|
static void |
|
mwifiex_cfg80211_tdls_cancel_chan_switch(struct wiphy *wiphy, |
|
struct net_device *dev, |
|
const u8 *addr) |
|
{ |
|
struct mwifiex_sta_node *sta_ptr; |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
|
|
spin_lock_bh(&priv->sta_list_spinlock); |
|
sta_ptr = mwifiex_get_sta_entry(priv, addr); |
|
if (!sta_ptr) { |
|
spin_unlock_bh(&priv->sta_list_spinlock); |
|
wiphy_err(wiphy, "%s: Invalid TDLS peer %pM\n", |
|
__func__, addr); |
|
} else if (!(sta_ptr->tdls_status == TDLS_CHAN_SWITCHING || |
|
sta_ptr->tdls_status == TDLS_IN_BASE_CHAN || |
|
sta_ptr->tdls_status == TDLS_IN_OFF_CHAN)) { |
|
spin_unlock_bh(&priv->sta_list_spinlock); |
|
wiphy_err(wiphy, "tdls chan switch not initialize by %pM\n", |
|
addr); |
|
} else { |
|
spin_unlock_bh(&priv->sta_list_spinlock); |
|
mwifiex_stop_tdls_cs(priv, addr); |
|
} |
|
} |
|
|
|
static int |
|
mwifiex_cfg80211_add_station(struct wiphy *wiphy, struct net_device *dev, |
|
const u8 *mac, struct station_parameters *params) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
|
|
if (!(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER))) |
|
return -EOPNOTSUPP; |
|
|
|
/* make sure we are in station mode and connected */ |
|
if ((priv->bss_type != MWIFIEX_BSS_TYPE_STA) || !priv->media_connected) |
|
return -EOPNOTSUPP; |
|
|
|
return mwifiex_tdls_oper(priv, mac, MWIFIEX_TDLS_CREATE_LINK); |
|
} |
|
|
|
static int |
|
mwifiex_cfg80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, |
|
struct cfg80211_csa_settings *params) |
|
{ |
|
struct ieee_types_header *chsw_ie; |
|
struct ieee80211_channel_sw_ie *channel_sw; |
|
int chsw_msec; |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
|
|
if (priv->adapter->scan_processing) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"radar detection: scan in process...\n"); |
|
return -EBUSY; |
|
} |
|
|
|
if (priv->wdev.cac_started) |
|
return -EBUSY; |
|
|
|
if (cfg80211_chandef_identical(¶ms->chandef, |
|
&priv->dfs_chandef)) |
|
return -EINVAL; |
|
|
|
chsw_ie = (void *)cfg80211_find_ie(WLAN_EID_CHANNEL_SWITCH, |
|
params->beacon_csa.tail, |
|
params->beacon_csa.tail_len); |
|
if (!chsw_ie) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"Could not parse channel switch announcement IE\n"); |
|
return -EINVAL; |
|
} |
|
|
|
channel_sw = (void *)(chsw_ie + 1); |
|
if (channel_sw->mode) { |
|
if (netif_carrier_ok(priv->netdev)) |
|
netif_carrier_off(priv->netdev); |
|
mwifiex_stop_net_dev_queue(priv->netdev, priv->adapter); |
|
} |
|
|
|
if (mwifiex_del_mgmt_ies(priv)) |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"Failed to delete mgmt IEs!\n"); |
|
|
|
if (mwifiex_set_mgmt_ies(priv, ¶ms->beacon_csa)) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"%s: setting mgmt ies failed\n", __func__); |
|
return -EFAULT; |
|
} |
|
|
|
memcpy(&priv->dfs_chandef, ¶ms->chandef, sizeof(priv->dfs_chandef)); |
|
memcpy(&priv->beacon_after, ¶ms->beacon_after, |
|
sizeof(priv->beacon_after)); |
|
|
|
chsw_msec = max(channel_sw->count * priv->bss_cfg.beacon_period, 100); |
|
queue_delayed_work(priv->dfs_chan_sw_workqueue, &priv->dfs_chan_sw_work, |
|
msecs_to_jiffies(chsw_msec)); |
|
return 0; |
|
} |
|
|
|
static int mwifiex_cfg80211_get_channel(struct wiphy *wiphy, |
|
struct wireless_dev *wdev, |
|
struct cfg80211_chan_def *chandef) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); |
|
struct mwifiex_bssdescriptor *curr_bss; |
|
struct ieee80211_channel *chan; |
|
enum nl80211_channel_type chan_type; |
|
enum nl80211_band band; |
|
int freq; |
|
int ret = -ENODATA; |
|
|
|
if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP && |
|
cfg80211_chandef_valid(&priv->bss_chandef)) { |
|
*chandef = priv->bss_chandef; |
|
ret = 0; |
|
} else if (priv->media_connected) { |
|
curr_bss = &priv->curr_bss_params.bss_descriptor; |
|
band = mwifiex_band_to_radio_type(priv->curr_bss_params.band); |
|
freq = ieee80211_channel_to_frequency(curr_bss->channel, band); |
|
chan = ieee80211_get_channel(wiphy, freq); |
|
|
|
if (priv->ht_param_present) { |
|
chan_type = mwifiex_get_chan_type(priv); |
|
cfg80211_chandef_create(chandef, chan, chan_type); |
|
} else { |
|
cfg80211_chandef_create(chandef, chan, |
|
NL80211_CHAN_NO_HT); |
|
} |
|
ret = 0; |
|
} |
|
|
|
return ret; |
|
} |
|
|
|
#ifdef CONFIG_NL80211_TESTMODE |
|
|
|
enum mwifiex_tm_attr { |
|
__MWIFIEX_TM_ATTR_INVALID = 0, |
|
MWIFIEX_TM_ATTR_CMD = 1, |
|
MWIFIEX_TM_ATTR_DATA = 2, |
|
|
|
/* keep last */ |
|
__MWIFIEX_TM_ATTR_AFTER_LAST, |
|
MWIFIEX_TM_ATTR_MAX = __MWIFIEX_TM_ATTR_AFTER_LAST - 1, |
|
}; |
|
|
|
static const struct nla_policy mwifiex_tm_policy[MWIFIEX_TM_ATTR_MAX + 1] = { |
|
[MWIFIEX_TM_ATTR_CMD] = { .type = NLA_U32 }, |
|
[MWIFIEX_TM_ATTR_DATA] = { .type = NLA_BINARY, |
|
.len = MWIFIEX_SIZE_OF_CMD_BUFFER }, |
|
}; |
|
|
|
enum mwifiex_tm_command { |
|
MWIFIEX_TM_CMD_HOSTCMD = 0, |
|
}; |
|
|
|
static int mwifiex_tm_cmd(struct wiphy *wiphy, struct wireless_dev *wdev, |
|
void *data, int len) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev); |
|
struct mwifiex_ds_misc_cmd *hostcmd; |
|
struct nlattr *tb[MWIFIEX_TM_ATTR_MAX + 1]; |
|
struct sk_buff *skb; |
|
int err; |
|
|
|
if (!priv) |
|
return -EINVAL; |
|
|
|
err = nla_parse_deprecated(tb, MWIFIEX_TM_ATTR_MAX, data, len, |
|
mwifiex_tm_policy, NULL); |
|
if (err) |
|
return err; |
|
|
|
if (!tb[MWIFIEX_TM_ATTR_CMD]) |
|
return -EINVAL; |
|
|
|
switch (nla_get_u32(tb[MWIFIEX_TM_ATTR_CMD])) { |
|
case MWIFIEX_TM_CMD_HOSTCMD: |
|
if (!tb[MWIFIEX_TM_ATTR_DATA]) |
|
return -EINVAL; |
|
|
|
hostcmd = kzalloc(sizeof(*hostcmd), GFP_KERNEL); |
|
if (!hostcmd) |
|
return -ENOMEM; |
|
|
|
hostcmd->len = nla_len(tb[MWIFIEX_TM_ATTR_DATA]); |
|
memcpy(hostcmd->cmd, nla_data(tb[MWIFIEX_TM_ATTR_DATA]), |
|
hostcmd->len); |
|
|
|
if (mwifiex_send_cmd(priv, 0, 0, 0, hostcmd, true)) { |
|
dev_err(priv->adapter->dev, "Failed to process hostcmd\n"); |
|
kfree(hostcmd); |
|
return -EFAULT; |
|
} |
|
|
|
/* process hostcmd response*/ |
|
skb = cfg80211_testmode_alloc_reply_skb(wiphy, hostcmd->len); |
|
if (!skb) { |
|
kfree(hostcmd); |
|
return -ENOMEM; |
|
} |
|
err = nla_put(skb, MWIFIEX_TM_ATTR_DATA, |
|
hostcmd->len, hostcmd->cmd); |
|
if (err) { |
|
kfree(hostcmd); |
|
kfree_skb(skb); |
|
return -EMSGSIZE; |
|
} |
|
|
|
err = cfg80211_testmode_reply(skb); |
|
kfree(hostcmd); |
|
return err; |
|
default: |
|
return -EOPNOTSUPP; |
|
} |
|
} |
|
#endif |
|
|
|
static int |
|
mwifiex_cfg80211_start_radar_detection(struct wiphy *wiphy, |
|
struct net_device *dev, |
|
struct cfg80211_chan_def *chandef, |
|
u32 cac_time_ms) |
|
{ |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
struct mwifiex_radar_params radar_params; |
|
|
|
if (priv->adapter->scan_processing) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"radar detection: scan already in process...\n"); |
|
return -EBUSY; |
|
} |
|
|
|
if (!mwifiex_is_11h_active(priv)) { |
|
mwifiex_dbg(priv->adapter, INFO, |
|
"Enable 11h extensions in FW\n"); |
|
if (mwifiex_11h_activate(priv, true)) { |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"Failed to activate 11h extensions!!"); |
|
return -1; |
|
} |
|
priv->state_11h.is_11h_active = true; |
|
} |
|
|
|
memset(&radar_params, 0, sizeof(struct mwifiex_radar_params)); |
|
radar_params.chandef = chandef; |
|
radar_params.cac_time_ms = cac_time_ms; |
|
|
|
memcpy(&priv->dfs_chandef, chandef, sizeof(priv->dfs_chandef)); |
|
|
|
if (mwifiex_send_cmd(priv, HostCmd_CMD_CHAN_REPORT_REQUEST, |
|
HostCmd_ACT_GEN_SET, 0, &radar_params, true)) |
|
return -1; |
|
|
|
queue_delayed_work(priv->dfs_cac_workqueue, &priv->dfs_cac_work, |
|
msecs_to_jiffies(cac_time_ms)); |
|
return 0; |
|
} |
|
|
|
static int |
|
mwifiex_cfg80211_change_station(struct wiphy *wiphy, struct net_device *dev, |
|
const u8 *mac, |
|
struct station_parameters *params) |
|
{ |
|
int ret; |
|
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev); |
|
|
|
/* we support change_station handler only for TDLS peers*/ |
|
if (!(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER))) |
|
return -EOPNOTSUPP; |
|
|
|
/* make sure we are in station mode and connected */ |
|
if ((priv->bss_type != MWIFIEX_BSS_TYPE_STA) || !priv->media_connected) |
|
return -EOPNOTSUPP; |
|
|
|
priv->sta_params = params; |
|
|
|
ret = mwifiex_tdls_oper(priv, mac, MWIFIEX_TDLS_CONFIG_LINK); |
|
priv->sta_params = NULL; |
|
|
|
return ret; |
|
} |
|
|
|
/* station cfg80211 operations */ |
|
static struct cfg80211_ops mwifiex_cfg80211_ops = { |
|
.add_virtual_intf = mwifiex_add_virtual_intf, |
|
.del_virtual_intf = mwifiex_del_virtual_intf, |
|
.change_virtual_intf = mwifiex_cfg80211_change_virtual_intf, |
|
.scan = mwifiex_cfg80211_scan, |
|
.connect = mwifiex_cfg80211_connect, |
|
.disconnect = mwifiex_cfg80211_disconnect, |
|
.get_station = mwifiex_cfg80211_get_station, |
|
.dump_station = mwifiex_cfg80211_dump_station, |
|
.dump_survey = mwifiex_cfg80211_dump_survey, |
|
.set_wiphy_params = mwifiex_cfg80211_set_wiphy_params, |
|
.join_ibss = mwifiex_cfg80211_join_ibss, |
|
.leave_ibss = mwifiex_cfg80211_leave_ibss, |
|
.add_key = mwifiex_cfg80211_add_key, |
|
.del_key = mwifiex_cfg80211_del_key, |
|
.set_default_mgmt_key = mwifiex_cfg80211_set_default_mgmt_key, |
|
.mgmt_tx = mwifiex_cfg80211_mgmt_tx, |
|
.update_mgmt_frame_registrations = |
|
mwifiex_cfg80211_update_mgmt_frame_registrations, |
|
.remain_on_channel = mwifiex_cfg80211_remain_on_channel, |
|
.cancel_remain_on_channel = mwifiex_cfg80211_cancel_remain_on_channel, |
|
.set_default_key = mwifiex_cfg80211_set_default_key, |
|
.set_power_mgmt = mwifiex_cfg80211_set_power_mgmt, |
|
.set_tx_power = mwifiex_cfg80211_set_tx_power, |
|
.get_tx_power = mwifiex_cfg80211_get_tx_power, |
|
.set_bitrate_mask = mwifiex_cfg80211_set_bitrate_mask, |
|
.start_ap = mwifiex_cfg80211_start_ap, |
|
.stop_ap = mwifiex_cfg80211_stop_ap, |
|
.change_beacon = mwifiex_cfg80211_change_beacon, |
|
.set_cqm_rssi_config = mwifiex_cfg80211_set_cqm_rssi_config, |
|
.set_antenna = mwifiex_cfg80211_set_antenna, |
|
.get_antenna = mwifiex_cfg80211_get_antenna, |
|
.del_station = mwifiex_cfg80211_del_station, |
|
.sched_scan_start = mwifiex_cfg80211_sched_scan_start, |
|
.sched_scan_stop = mwifiex_cfg80211_sched_scan_stop, |
|
#ifdef CONFIG_PM |
|
.suspend = mwifiex_cfg80211_suspend, |
|
.resume = mwifiex_cfg80211_resume, |
|
.set_wakeup = mwifiex_cfg80211_set_wakeup, |
|
.set_rekey_data = mwifiex_set_rekey_data, |
|
#endif |
|
.set_coalesce = mwifiex_cfg80211_set_coalesce, |
|
.tdls_mgmt = mwifiex_cfg80211_tdls_mgmt, |
|
.tdls_oper = mwifiex_cfg80211_tdls_oper, |
|
.tdls_channel_switch = mwifiex_cfg80211_tdls_chan_switch, |
|
.tdls_cancel_channel_switch = mwifiex_cfg80211_tdls_cancel_chan_switch, |
|
.add_station = mwifiex_cfg80211_add_station, |
|
.change_station = mwifiex_cfg80211_change_station, |
|
CFG80211_TESTMODE_CMD(mwifiex_tm_cmd) |
|
.get_channel = mwifiex_cfg80211_get_channel, |
|
.start_radar_detection = mwifiex_cfg80211_start_radar_detection, |
|
.channel_switch = mwifiex_cfg80211_channel_switch, |
|
}; |
|
|
|
#ifdef CONFIG_PM |
|
static const struct wiphy_wowlan_support mwifiex_wowlan_support = { |
|
.flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT | |
|
WIPHY_WOWLAN_NET_DETECT | WIPHY_WOWLAN_SUPPORTS_GTK_REKEY | |
|
WIPHY_WOWLAN_GTK_REKEY_FAILURE, |
|
.n_patterns = MWIFIEX_MEF_MAX_FILTERS, |
|
.pattern_min_len = 1, |
|
.pattern_max_len = MWIFIEX_MAX_PATTERN_LEN, |
|
.max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN, |
|
.max_nd_match_sets = MWIFIEX_MAX_ND_MATCH_SETS, |
|
}; |
|
|
|
static const struct wiphy_wowlan_support mwifiex_wowlan_support_no_gtk = { |
|
.flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT | |
|
WIPHY_WOWLAN_NET_DETECT, |
|
.n_patterns = MWIFIEX_MEF_MAX_FILTERS, |
|
.pattern_min_len = 1, |
|
.pattern_max_len = MWIFIEX_MAX_PATTERN_LEN, |
|
.max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN, |
|
.max_nd_match_sets = MWIFIEX_MAX_ND_MATCH_SETS, |
|
}; |
|
#endif |
|
|
|
static bool mwifiex_is_valid_alpha2(const char *alpha2) |
|
{ |
|
if (!alpha2 || strlen(alpha2) != 2) |
|
return false; |
|
|
|
if (isalpha(alpha2[0]) && isalpha(alpha2[1])) |
|
return true; |
|
|
|
return false; |
|
} |
|
|
|
static const struct wiphy_coalesce_support mwifiex_coalesce_support = { |
|
.n_rules = MWIFIEX_COALESCE_MAX_RULES, |
|
.max_delay = MWIFIEX_MAX_COALESCING_DELAY, |
|
.n_patterns = MWIFIEX_COALESCE_MAX_FILTERS, |
|
.pattern_min_len = 1, |
|
.pattern_max_len = MWIFIEX_MAX_PATTERN_LEN, |
|
.max_pkt_offset = MWIFIEX_MAX_OFFSET_LEN, |
|
}; |
|
|
|
int mwifiex_init_channel_scan_gap(struct mwifiex_adapter *adapter) |
|
{ |
|
u32 n_channels_bg, n_channels_a = 0; |
|
|
|
n_channels_bg = mwifiex_band_2ghz.n_channels; |
|
|
|
if (adapter->config_bands & BAND_A) |
|
n_channels_a = mwifiex_band_5ghz.n_channels; |
|
|
|
/* allocate twice the number total channels, since the driver issues an |
|
* additional active scan request for hidden SSIDs on passive channels. |
|
*/ |
|
adapter->num_in_chan_stats = 2 * (n_channels_bg + n_channels_a); |
|
adapter->chan_stats = vmalloc(array_size(sizeof(*adapter->chan_stats), |
|
adapter->num_in_chan_stats)); |
|
|
|
if (!adapter->chan_stats) |
|
return -ENOMEM; |
|
|
|
return 0; |
|
} |
|
|
|
/* |
|
* This function registers the device with CFG802.11 subsystem. |
|
* |
|
* The function creates the wireless device/wiphy, populates it with |
|
* default parameters and handler function pointers, and finally |
|
* registers the device. |
|
*/ |
|
|
|
int mwifiex_register_cfg80211(struct mwifiex_adapter *adapter) |
|
{ |
|
int ret; |
|
void *wdev_priv; |
|
struct wiphy *wiphy; |
|
struct mwifiex_private *priv = adapter->priv[MWIFIEX_BSS_TYPE_STA]; |
|
u8 *country_code; |
|
u32 thr, retry; |
|
|
|
/* create a new wiphy for use with cfg80211 */ |
|
wiphy = wiphy_new(&mwifiex_cfg80211_ops, |
|
sizeof(struct mwifiex_adapter *)); |
|
if (!wiphy) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"%s: creating new wiphy\n", __func__); |
|
return -ENOMEM; |
|
} |
|
wiphy->max_scan_ssids = MWIFIEX_MAX_SSID_LIST_LENGTH; |
|
wiphy->max_scan_ie_len = MWIFIEX_MAX_VSIE_LEN; |
|
wiphy->mgmt_stypes = mwifiex_mgmt_stypes; |
|
wiphy->max_remain_on_channel_duration = 5000; |
|
wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | |
|
BIT(NL80211_IFTYPE_P2P_CLIENT) | |
|
BIT(NL80211_IFTYPE_P2P_GO) | |
|
BIT(NL80211_IFTYPE_AP); |
|
|
|
if (ISSUPP_ADHOC_ENABLED(adapter->fw_cap_info)) |
|
wiphy->interface_modes |= BIT(NL80211_IFTYPE_ADHOC); |
|
|
|
wiphy->bands[NL80211_BAND_2GHZ] = &mwifiex_band_2ghz; |
|
if (adapter->config_bands & BAND_A) |
|
wiphy->bands[NL80211_BAND_5GHZ] = &mwifiex_band_5ghz; |
|
else |
|
wiphy->bands[NL80211_BAND_5GHZ] = NULL; |
|
|
|
if (adapter->drcs_enabled && ISSUPP_DRCS_ENABLED(adapter->fw_cap_info)) |
|
wiphy->iface_combinations = &mwifiex_iface_comb_ap_sta_drcs; |
|
else if (adapter->is_hw_11ac_capable) |
|
wiphy->iface_combinations = &mwifiex_iface_comb_ap_sta_vht; |
|
else |
|
wiphy->iface_combinations = &mwifiex_iface_comb_ap_sta; |
|
wiphy->n_iface_combinations = 1; |
|
|
|
if (adapter->max_sta_conn > adapter->max_p2p_conn) |
|
wiphy->max_ap_assoc_sta = adapter->max_sta_conn; |
|
else |
|
wiphy->max_ap_assoc_sta = adapter->max_p2p_conn; |
|
|
|
/* Initialize cipher suits */ |
|
wiphy->cipher_suites = mwifiex_cipher_suites; |
|
wiphy->n_cipher_suites = ARRAY_SIZE(mwifiex_cipher_suites); |
|
|
|
if (adapter->regd) { |
|
wiphy->regulatory_flags |= REGULATORY_CUSTOM_REG | |
|
REGULATORY_DISABLE_BEACON_HINTS | |
|
REGULATORY_COUNTRY_IE_IGNORE; |
|
wiphy_apply_custom_regulatory(wiphy, adapter->regd); |
|
} |
|
|
|
ether_addr_copy(wiphy->perm_addr, adapter->perm_addr); |
|
wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; |
|
wiphy->flags |= WIPHY_FLAG_HAVE_AP_SME | |
|
WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD | |
|
WIPHY_FLAG_AP_UAPSD | |
|
WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | |
|
WIPHY_FLAG_HAS_CHANNEL_SWITCH | |
|
WIPHY_FLAG_PS_ON_BY_DEFAULT; |
|
|
|
if (ISSUPP_TDLS_ENABLED(adapter->fw_cap_info)) |
|
wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS | |
|
WIPHY_FLAG_TDLS_EXTERNAL_SETUP; |
|
|
|
#ifdef CONFIG_PM |
|
if (ISSUPP_FIRMWARE_SUPPLICANT(priv->adapter->fw_cap_info)) |
|
wiphy->wowlan = &mwifiex_wowlan_support; |
|
else |
|
wiphy->wowlan = &mwifiex_wowlan_support_no_gtk; |
|
#endif |
|
|
|
wiphy->coalesce = &mwifiex_coalesce_support; |
|
|
|
wiphy->probe_resp_offload = NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS | |
|
NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2 | |
|
NL80211_PROBE_RESP_OFFLOAD_SUPPORT_P2P; |
|
|
|
wiphy->max_sched_scan_reqs = 1; |
|
wiphy->max_sched_scan_ssids = MWIFIEX_MAX_SSID_LIST_LENGTH; |
|
wiphy->max_sched_scan_ie_len = MWIFIEX_MAX_VSIE_LEN; |
|
wiphy->max_match_sets = MWIFIEX_MAX_SSID_LIST_LENGTH; |
|
|
|
wiphy->available_antennas_tx = BIT(adapter->number_of_antenna) - 1; |
|
wiphy->available_antennas_rx = BIT(adapter->number_of_antenna) - 1; |
|
|
|
wiphy->features |= NL80211_FEATURE_INACTIVITY_TIMER | |
|
NL80211_FEATURE_LOW_PRIORITY_SCAN | |
|
NL80211_FEATURE_NEED_OBSS_SCAN; |
|
|
|
if (ISSUPP_ADHOC_ENABLED(adapter->fw_cap_info)) |
|
wiphy->features |= NL80211_FEATURE_HT_IBSS; |
|
|
|
if (ISSUPP_RANDOM_MAC(adapter->fw_cap_info)) |
|
wiphy->features |= NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR | |
|
NL80211_FEATURE_SCHED_SCAN_RANDOM_MAC_ADDR | |
|
NL80211_FEATURE_ND_RANDOM_MAC_ADDR; |
|
|
|
if (ISSUPP_TDLS_ENABLED(adapter->fw_cap_info)) |
|
wiphy->features |= NL80211_FEATURE_TDLS_CHANNEL_SWITCH; |
|
|
|
if (adapter->fw_api_ver == MWIFIEX_FW_V15) |
|
wiphy->features |= NL80211_FEATURE_SK_TX_STATUS; |
|
|
|
/* Reserve space for mwifiex specific private data for BSS */ |
|
wiphy->bss_priv_size = sizeof(struct mwifiex_bss_priv); |
|
|
|
wiphy->reg_notifier = mwifiex_reg_notifier; |
|
|
|
/* Set struct mwifiex_adapter pointer in wiphy_priv */ |
|
wdev_priv = wiphy_priv(wiphy); |
|
*(unsigned long *)wdev_priv = (unsigned long)adapter; |
|
|
|
set_wiphy_dev(wiphy, priv->adapter->dev); |
|
|
|
ret = wiphy_register(wiphy); |
|
if (ret < 0) { |
|
mwifiex_dbg(adapter, ERROR, |
|
"%s: wiphy_register failed: %d\n", __func__, ret); |
|
wiphy_free(wiphy); |
|
return ret; |
|
} |
|
|
|
if (!adapter->regd) { |
|
if (reg_alpha2 && mwifiex_is_valid_alpha2(reg_alpha2)) { |
|
mwifiex_dbg(adapter, INFO, |
|
"driver hint alpha2: %2.2s\n", reg_alpha2); |
|
regulatory_hint(wiphy, reg_alpha2); |
|
} else { |
|
if (adapter->region_code == 0x00) { |
|
mwifiex_dbg(adapter, WARN, |
|
"Ignore world regulatory domain\n"); |
|
} else { |
|
wiphy->regulatory_flags |= |
|
REGULATORY_DISABLE_BEACON_HINTS | |
|
REGULATORY_COUNTRY_IE_IGNORE; |
|
country_code = |
|
mwifiex_11d_code_2_region( |
|
adapter->region_code); |
|
if (country_code && |
|
regulatory_hint(wiphy, country_code)) |
|
mwifiex_dbg(priv->adapter, ERROR, |
|
"regulatory_hint() failed\n"); |
|
} |
|
} |
|
} |
|
|
|
mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, |
|
HostCmd_ACT_GEN_GET, FRAG_THRESH_I, &thr, true); |
|
wiphy->frag_threshold = thr; |
|
mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, |
|
HostCmd_ACT_GEN_GET, RTS_THRESH_I, &thr, true); |
|
wiphy->rts_threshold = thr; |
|
mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, |
|
HostCmd_ACT_GEN_GET, SHORT_RETRY_LIM_I, &retry, true); |
|
wiphy->retry_short = (u8) retry; |
|
mwifiex_send_cmd(priv, HostCmd_CMD_802_11_SNMP_MIB, |
|
HostCmd_ACT_GEN_GET, LONG_RETRY_LIM_I, &retry, true); |
|
wiphy->retry_long = (u8) retry; |
|
|
|
adapter->wiphy = wiphy; |
|
return ret; |
|
}
|
|
|