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Message-Id: <20240809094533.1660-11-yu-hao.lin@nxp.com>
Date: Fri, 9 Aug 2024 17:45:00 +0800
From: David Lin <yu-hao.lin@....com>
To: linux-wireless@...r.kernel.org
Cc: linux-kernel@...r.kernel.org,
kvalo@...nel.org,
johannes@...solutions.net,
briannorris@...omium.org,
francesco@...cini.it,
tsung-hsien.hsieh@....com,
David Lin <yu-hao.lin@....com>
Subject: [PATCH v2 10/43] wifi: nxpwifi: add cfg80211.c
---
drivers/net/wireless/nxp/nxpwifi/cfg80211.c | 3773 +++++++++++++++++++
1 file changed, 3773 insertions(+)
create mode 100644 drivers/net/wireless/nxp/nxpwifi/cfg80211.c
diff --git a/drivers/net/wireless/nxp/nxpwifi/cfg80211.c b/drivers/net/wireless/nxp/nxpwifi/cfg80211.c
new file mode 100644
index 000000000000..f099d51eac9a
--- /dev/null
+++ b/drivers/net/wireless/nxp/nxpwifi/cfg80211.c
@@ -0,0 +1,3773 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * NXP Wireless LAN device driver: CFG80211
+ *
+ * Copyright 2011-2024 NXP
+ */
+
+#include "cfg80211.h"
+#include "main.h"
+#include "cmdevt.h"
+#include "11n.h"
+#include "wmm.h"
+
+static const struct ieee80211_iface_limit nxpwifi_ap_sta_limits[] = {
+ {
+ .max = NXPWIFI_MAX_BSS_NUM,
+ .types = BIT(NL80211_IFTYPE_STATION) |
+ BIT(NL80211_IFTYPE_AP),
+ },
+};
+
+static const struct ieee80211_iface_combination
+nxpwifi_iface_comb_ap_sta = {
+ .limits = nxpwifi_ap_sta_limits,
+ .num_different_channels = 1,
+ .n_limits = ARRAY_SIZE(nxpwifi_ap_sta_limits),
+ .max_interfaces = NXPWIFI_MAX_BSS_NUM,
+ .beacon_int_infra_match = true,
+ .radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) |
+ BIT(NL80211_CHAN_WIDTH_20) |
+ BIT(NL80211_CHAN_WIDTH_40),
+};
+
+static const struct ieee80211_iface_combination
+nxpwifi_iface_comb_ap_sta_vht = {
+ .limits = nxpwifi_ap_sta_limits,
+ .num_different_channels = 1,
+ .n_limits = ARRAY_SIZE(nxpwifi_ap_sta_limits),
+ .max_interfaces = NXPWIFI_MAX_BSS_NUM,
+ .beacon_int_infra_match = true,
+ .radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) |
+ BIT(NL80211_CHAN_WIDTH_20) |
+ BIT(NL80211_CHAN_WIDTH_40) |
+ BIT(NL80211_CHAN_WIDTH_80),
+};
+
+/* This function maps the nl802.11 channel type into driver channel type.
+ *
+ * The mapping is as follows -
+ * NL80211_CHAN_NO_HT -> IEEE80211_HT_PARAM_CHA_SEC_NONE
+ * NL80211_CHAN_HT20 -> IEEE80211_HT_PARAM_CHA_SEC_NONE
+ * NL80211_CHAN_HT40PLUS -> IEEE80211_HT_PARAM_CHA_SEC_ABOVE
+ * NL80211_CHAN_HT40MINUS -> IEEE80211_HT_PARAM_CHA_SEC_BELOW
+ * Others -> IEEE80211_HT_PARAM_CHA_SEC_NONE
+ */
+u8 nxpwifi_chan_type_to_sec_chan_offset(enum nl80211_channel_type chan_type)
+{
+ switch (chan_type) {
+ case NL80211_CHAN_NO_HT:
+ case NL80211_CHAN_HT20:
+ return IEEE80211_HT_PARAM_CHA_SEC_NONE;
+ case NL80211_CHAN_HT40PLUS:
+ return IEEE80211_HT_PARAM_CHA_SEC_ABOVE;
+ case NL80211_CHAN_HT40MINUS:
+ return IEEE80211_HT_PARAM_CHA_SEC_BELOW;
+ default:
+ return IEEE80211_HT_PARAM_CHA_SEC_NONE;
+ }
+}
+
+/* This function maps IEEE HT secondary channel type to NL80211 channel type
+ */
+u8 nxpwifi_get_chan_type(struct nxpwifi_private *priv)
+{
+ struct nxpwifi_channel_band channel_band;
+ int ret;
+
+ ret = nxpwifi_get_chan_info(priv, &channel_band);
+
+ if (!ret) {
+ switch (channel_band.band_config.chan_width) {
+ case CHAN_BW_20MHZ:
+ if (IS_11N_ENABLED(priv))
+ return NL80211_CHAN_HT20;
+ else
+ return NL80211_CHAN_NO_HT;
+ case CHAN_BW_40MHZ:
+ if (channel_band.band_config.chan2_offset ==
+ SEC_CHAN_ABOVE)
+ return NL80211_CHAN_HT40PLUS;
+ else
+ return NL80211_CHAN_HT40MINUS;
+ default:
+ return NL80211_CHAN_HT20;
+ }
+ }
+
+ return NL80211_CHAN_HT20;
+}
+
+/* This function retrieves the private structure from kernel wiphy structure.
+ */
+static void *nxpwifi_cfg80211_get_adapter(struct wiphy *wiphy)
+{
+ return (void *)(*(unsigned long *)wiphy_priv(wiphy));
+}
+
+/* CFG802.11 operation handler to delete a network key.
+ */
+static int
+nxpwifi_cfg80211_del_key(struct wiphy *wiphy, struct net_device *netdev,
+ int link_id, u8 key_index, bool pairwise,
+ const u8 *mac_addr)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(netdev);
+ static const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+ const u8 *peer_mac = pairwise ? mac_addr : bc_mac;
+ int ret;
+
+ ret = nxpwifi_set_encode(priv, NULL, NULL, 0, key_index, peer_mac, 1);
+ if (ret)
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "crypto keys deleted failed %d\n", ret);
+ else
+ nxpwifi_dbg(priv->adapter, INFO, "info: crypto keys deleted\n");
+
+ return ret;
+}
+
+/* This function forms an skb for management frame.
+ */
+static void
+nxpwifi_form_mgmt_frame(struct sk_buff *skb, const u8 *buf, size_t len)
+{
+ u8 addr[ETH_ALEN] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
+ u16 pkt_len;
+ u32 tx_control = 0, pkt_type = PKT_TYPE_MGMT;
+
+ pkt_len = len + ETH_ALEN;
+
+ skb_reserve(skb, NXPWIFI_MIN_DATA_HEADER_LEN +
+ NXPWIFI_MGMT_FRAME_HEADER_SIZE + sizeof(pkt_len));
+ memcpy(skb_push(skb, sizeof(pkt_len)), &pkt_len, sizeof(pkt_len));
+
+ memcpy(skb_push(skb, sizeof(tx_control)),
+ &tx_control, sizeof(tx_control));
+
+ memcpy(skb_push(skb, sizeof(pkt_type)), &pkt_type, sizeof(pkt_type));
+
+ /* Add packet data and address4 */
+ skb_put_data(skb, buf, sizeof(struct ieee80211_hdr_3addr));
+ skb_put_data(skb, addr, ETH_ALEN);
+ skb_put_data(skb, buf + sizeof(struct ieee80211_hdr_3addr),
+ len - sizeof(struct ieee80211_hdr_3addr));
+
+ skb->priority = LOW_PRIO_TID;
+ __net_timestamp(skb);
+}
+
+/* CFG802.11 operation handler to transmit a management frame.
+ */
+static int
+nxpwifi_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
+ struct cfg80211_mgmt_tx_params *params, u64 *cookie)
+{
+ const u8 *buf = params->buf;
+ size_t len = params->len;
+ struct sk_buff *skb;
+ u16 pkt_len;
+ const struct ieee80211_mgmt *mgmt;
+ struct nxpwifi_txinfo *tx_info;
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(wdev->netdev);
+
+ if (!buf || !len) {
+ nxpwifi_dbg(priv->adapter, ERROR, "invalid buffer and length\n");
+ return -EINVAL;
+ }
+
+ mgmt = (const struct ieee80211_mgmt *)buf;
+ if (GET_BSS_ROLE(priv) != NXPWIFI_BSS_ROLE_STA &&
+ ieee80211_is_probe_resp(mgmt->frame_control)) {
+ /* Since we support offload probe resp, we need to skip probe
+ * resp in AP or GO mode
+ */
+ nxpwifi_dbg(priv->adapter, INFO,
+ "info: skip to send probe resp in AP or GO mode\n");
+ return 0;
+ }
+
+ if (GET_BSS_ROLE(priv) == NXPWIFI_BSS_ROLE_UAP) {
+ if (ieee80211_is_auth(mgmt->frame_control))
+ nxpwifi_dbg(priv->adapter, MSG,
+ "auth: send auth to %pM\n", mgmt->da);
+ if (ieee80211_is_deauth(mgmt->frame_control))
+ nxpwifi_dbg(priv->adapter, MSG,
+ "auth: send deauth to %pM\n", mgmt->da);
+ if (ieee80211_is_disassoc(mgmt->frame_control))
+ nxpwifi_dbg(priv->adapter, MSG,
+ "assoc: send disassoc to %pM\n", mgmt->da);
+ if (ieee80211_is_assoc_resp(mgmt->frame_control))
+ nxpwifi_dbg(priv->adapter, MSG,
+ "assoc: send assoc resp to %pM\n",
+ mgmt->da);
+ if (ieee80211_is_reassoc_resp(mgmt->frame_control))
+ nxpwifi_dbg(priv->adapter, MSG,
+ "assoc: send reassoc resp to %pM\n",
+ mgmt->da);
+ }
+
+ pkt_len = len + ETH_ALEN;
+ skb = dev_alloc_skb(NXPWIFI_MIN_DATA_HEADER_LEN +
+ NXPWIFI_MGMT_FRAME_HEADER_SIZE +
+ pkt_len + sizeof(pkt_len));
+
+ if (!skb) {
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "allocate skb failed for management frame\n");
+ return -ENOMEM;
+ }
+
+ tx_info = NXPWIFI_SKB_TXCB(skb);
+ memset(tx_info, 0, sizeof(*tx_info));
+ tx_info->bss_num = priv->bss_num;
+ tx_info->bss_type = priv->bss_type;
+ tx_info->pkt_len = pkt_len;
+
+ nxpwifi_form_mgmt_frame(skb, buf, len);
+ *cookie = nxpwifi_roc_cookie(priv->adapter);
+
+ if (ieee80211_is_action(mgmt->frame_control))
+ skb = nxpwifi_clone_skb_for_tx_status(priv,
+ skb,
+ NXPWIFI_BUF_FLAG_ACTION_TX_STATUS, cookie);
+ else
+ cfg80211_mgmt_tx_status(wdev, *cookie, buf, len, true,
+ GFP_ATOMIC);
+
+ nxpwifi_queue_tx_pkt(priv, skb);
+
+ nxpwifi_dbg(priv->adapter, INFO, "info: management frame transmitted\n");
+ return 0;
+}
+
+/* CFG802.11 operation handler to register a mgmt frame.
+ */
+static void
+nxpwifi_cfg80211_update_mgmt_frame_registrations(struct wiphy *wiphy,
+ struct wireless_dev *wdev,
+ struct mgmt_frame_regs *upd)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(wdev->netdev);
+ u32 mask = upd->interface_stypes;
+
+ if (mask != priv->mgmt_frame_mask) {
+ priv->mgmt_frame_mask = mask;
+ if (priv->host_mlme_reg &&
+ GET_BSS_ROLE(priv) != NXPWIFI_BSS_ROLE_UAP)
+ priv->mgmt_frame_mask |= HOST_MLME_MGMT_MASK;
+ nxpwifi_send_cmd(priv, HOST_CMD_MGMT_FRAME_REG,
+ HOST_ACT_GEN_SET, 0,
+ &priv->mgmt_frame_mask, false);
+ nxpwifi_dbg(priv->adapter, INFO, "info: mgmt frame registered\n");
+ }
+}
+
+/* CFG802.11 operation handler to remain on channel.
+ */
+static int
+nxpwifi_cfg80211_remain_on_channel(struct wiphy *wiphy,
+ struct wireless_dev *wdev,
+ struct ieee80211_channel *chan,
+ unsigned int duration, u64 *cookie)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(wdev->netdev);
+ struct nxpwifi_adapter *adapter = priv->adapter;
+ int ret;
+
+ if (!chan || !cookie) {
+ nxpwifi_dbg(adapter, ERROR, "Invalid parameter for ROC\n");
+ return -EINVAL;
+ }
+
+ if (priv->roc_cfg.cookie) {
+ nxpwifi_dbg(adapter, INFO,
+ "info: ongoing ROC, cookie = 0x%llx\n",
+ priv->roc_cfg.cookie);
+ return -EBUSY;
+ }
+
+ ret = nxpwifi_remain_on_chan_cfg(priv, HOST_ACT_GEN_SET, chan,
+ duration);
+
+ if (!ret) {
+ *cookie = nxpwifi_roc_cookie(adapter);
+ priv->roc_cfg.cookie = *cookie;
+ priv->roc_cfg.chan = *chan;
+
+ cfg80211_ready_on_channel(wdev, *cookie, chan,
+ duration, GFP_ATOMIC);
+
+ nxpwifi_dbg(adapter, INFO,
+ "info: ROC, cookie = 0x%llx\n", *cookie);
+ }
+
+ return ret;
+}
+
+/* CFG802.11 operation handler to cancel remain on channel.
+ */
+static int
+nxpwifi_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy,
+ struct wireless_dev *wdev, u64 cookie)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(wdev->netdev);
+ int ret;
+
+ if (cookie != priv->roc_cfg.cookie)
+ return -ENOENT;
+
+ ret = nxpwifi_remain_on_chan_cfg(priv, HOST_ACT_GEN_REMOVE,
+ &priv->roc_cfg.chan, 0);
+
+ if (!ret) {
+ cfg80211_remain_on_channel_expired(wdev, cookie,
+ &priv->roc_cfg.chan,
+ GFP_ATOMIC);
+
+ memset(&priv->roc_cfg, 0, sizeof(struct nxpwifi_roc_cfg));
+
+ nxpwifi_dbg(priv->adapter, INFO,
+ "info: cancel ROC, cookie = 0x%llx\n", cookie);
+ }
+
+ return ret;
+}
+
+/* CFG802.11 operation handler to set Tx power.
+ */
+static int
+nxpwifi_cfg80211_set_tx_power(struct wiphy *wiphy,
+ struct wireless_dev *wdev,
+ enum nl80211_tx_power_setting type,
+ int mbm)
+{
+ struct nxpwifi_adapter *adapter = nxpwifi_cfg80211_get_adapter(wiphy);
+ struct nxpwifi_private *priv;
+ struct nxpwifi_power_cfg power_cfg;
+ int dbm = MBM_TO_DBM(mbm);
+
+ switch (type) {
+ case NL80211_TX_POWER_FIXED:
+ power_cfg.is_power_auto = 0;
+ power_cfg.is_power_fixed = 1;
+ power_cfg.power_level = dbm;
+ break;
+ case NL80211_TX_POWER_LIMITED:
+ power_cfg.is_power_auto = 0;
+ power_cfg.is_power_fixed = 0;
+ power_cfg.power_level = dbm;
+ break;
+ case NL80211_TX_POWER_AUTOMATIC:
+ power_cfg.is_power_auto = 1;
+ break;
+ }
+
+ priv = nxpwifi_get_priv(adapter, NXPWIFI_BSS_ROLE_ANY);
+
+ return nxpwifi_set_tx_power(priv, &power_cfg);
+}
+
+/* CFG802.11 operation handler to get Tx power.
+ */
+static int
+nxpwifi_cfg80211_get_tx_power(struct wiphy *wiphy,
+ struct wireless_dev *wdev,
+ int *dbm)
+{
+ struct nxpwifi_adapter *adapter = nxpwifi_cfg80211_get_adapter(wiphy);
+ struct nxpwifi_private *priv = nxpwifi_get_priv(adapter,
+ NXPWIFI_BSS_ROLE_ANY);
+ int ret = nxpwifi_send_cmd(priv, HOST_CMD_RF_TX_PWR,
+ HOST_ACT_GEN_GET, 0, NULL, true);
+
+ if (ret < 0)
+ return ret;
+
+ /* tx_power_level is set in HOST_CMD_RF_TX_PWR command handler */
+ *dbm = priv->tx_power_level;
+
+ return 0;
+}
+
+/* CFG802.11 operation handler to set Power Save option.
+ *
+ * The timeout value, if provided, is currently ignored.
+ */
+static int
+nxpwifi_cfg80211_set_power_mgmt(struct wiphy *wiphy,
+ struct net_device *dev,
+ bool enabled, int timeout)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(dev);
+ u32 ps_mode;
+
+ if (timeout)
+ nxpwifi_dbg(priv->adapter, INFO,
+ "info: ignore timeout value for IEEE Power Save\n");
+
+ ps_mode = enabled;
+
+ return nxpwifi_drv_set_power(priv, &ps_mode);
+}
+
+/* CFG802.11 operation handler to set the default network key.
+ */
+static int
+nxpwifi_cfg80211_set_default_key(struct wiphy *wiphy, struct net_device *netdev,
+ int link_id, u8 key_index, bool unicast,
+ bool multicast)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(netdev);
+ int ret = 0;
+
+ /* Return if WEP key not configured */
+ if (!priv->sec_info.wep_enabled)
+ return 0;
+
+ if (priv->bss_type == NXPWIFI_BSS_TYPE_UAP) {
+ priv->wep_key_curr_index = key_index;
+ } else {
+ ret = nxpwifi_set_encode(priv, NULL, NULL, 0, key_index,
+ NULL, 0);
+ if (ret)
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "failed to set default Tx key index\n");
+ }
+
+ return ret;
+}
+
+/* CFG802.11 operation handler to add a network key.
+ */
+static int
+nxpwifi_cfg80211_add_key(struct wiphy *wiphy, struct net_device *netdev,
+ int link_id, u8 key_index, bool pairwise,
+ const u8 *mac_addr, struct key_params *params)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(netdev);
+ struct nxpwifi_wep_key *wep_key;
+ static const u8 bc_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+ const u8 *peer_mac = pairwise ? mac_addr : bc_mac;
+ int ret;
+
+ if (GET_BSS_ROLE(priv) == NXPWIFI_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 nxpwifi_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;
+ }
+
+ ret = nxpwifi_set_encode(priv, params, params->key, params->key_len,
+ key_index, peer_mac, 0);
+ if (ret)
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "failed to add crypto keys\n");
+
+ return ret;
+}
+
+/* CFG802.11 operation handler to set default mgmt key.
+ */
+static int
+nxpwifi_cfg80211_set_default_mgmt_key(struct wiphy *wiphy,
+ struct net_device *netdev,
+ int link_id,
+ u8 key_index)
+{
+ return 0;
+}
+
+/* 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 nxpwifi_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 nxpwifi_adapter *adapter = nxpwifi_cfg80211_get_adapter(wiphy);
+ struct nxpwifi_private *priv;
+ struct nxpwifi_802_11d_domain_reg *domain_info = &adapter->domain_reg;
+ int ret;
+
+ domain_info->dfs_region = adapter->dfs_region;
+
+ /* 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 = nxpwifi_band_to_radio_type(adapter->config_bands);
+ if (!wiphy->bands[band]) {
+ nxpwifi_dbg(adapter, ERROR,
+ "11D: setting domain info in FW\n");
+ return -EINVAL;
+ }
+
+ 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 = nxpwifi_get_priv(adapter, NXPWIFI_BSS_ROLE_ANY);
+
+ ret = nxpwifi_send_cmd(priv, HOST_CMD_802_11D_DOMAIN_INFO,
+ HOST_ACT_GEN_SET, 0, NULL, false);
+
+ if (ret)
+ nxpwifi_dbg(adapter, INFO,
+ "11D: failed to set domain info in FW\n");
+
+ return ret;
+}
+
+static void nxpwifi_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 nxpwifi_reg_notifier(struct wiphy *wiphy,
+ struct regulatory_request *request)
+{
+ struct nxpwifi_adapter *adapter = nxpwifi_cfg80211_get_adapter(wiphy);
+ struct nxpwifi_private *priv = nxpwifi_get_priv(adapter,
+ NXPWIFI_BSS_ROLE_ANY);
+ nxpwifi_dbg(adapter, INFO,
+ "info: cfg80211 regulatory domain callback for %c%c\n",
+ request->alpha2[0], request->alpha2[1]);
+ nxpwifi_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:
+ nxpwifi_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));
+ adapter->dfs_region = request->dfs_region;
+ nxpwifi_send_domain_info_cmd_fw(wiphy);
+ nxpwifi_dnld_txpwr_table(priv);
+ }
+}
+
+/* This function sets the fragmentation threshold.
+ *
+ * The fragmentation threshold value must lie between NXPWIFI_FRAG_MIN_VALUE
+ * and NXPWIFI_FRAG_MAX_VALUE.
+ */
+static int
+nxpwifi_set_frag(struct nxpwifi_private *priv, u32 frag_thr)
+{
+ if (frag_thr < NXPWIFI_FRAG_MIN_VALUE ||
+ frag_thr > NXPWIFI_FRAG_MAX_VALUE)
+ frag_thr = NXPWIFI_FRAG_MAX_VALUE;
+
+ return nxpwifi_send_cmd(priv, HOST_CMD_802_11_SNMP_MIB,
+ HOST_ACT_GEN_SET, FRAG_THRESH_I,
+ &frag_thr, true);
+}
+
+/* This function sets the RTS threshold.
+ *
+ * The rts value must lie between NXPWIFI_RTS_MIN_VALUE
+ * and NXPWIFI_RTS_MAX_VALUE.
+ */
+static int
+nxpwifi_set_rts(struct nxpwifi_private *priv, u32 rts_thr)
+{
+ if (rts_thr < NXPWIFI_RTS_MIN_VALUE || rts_thr > NXPWIFI_RTS_MAX_VALUE)
+ rts_thr = NXPWIFI_RTS_MAX_VALUE;
+
+ return nxpwifi_send_cmd(priv, HOST_CMD_802_11_SNMP_MIB,
+ HOST_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
+nxpwifi_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
+{
+ struct nxpwifi_adapter *adapter = nxpwifi_cfg80211_get_adapter(wiphy);
+ struct nxpwifi_private *priv;
+ struct nxpwifi_uap_bss_param *bss_cfg;
+ int ret = 0;
+
+ priv = nxpwifi_get_priv(adapter, NXPWIFI_BSS_ROLE_ANY);
+
+ switch (priv->bss_role) {
+ case NXPWIFI_BSS_ROLE_UAP:
+ if (priv->bss_started)
+ break;
+
+ bss_cfg = kzalloc(sizeof(*bss_cfg), GFP_KERNEL);
+ if (!bss_cfg) {
+ ret = -ENOMEM;
+ break;
+ }
+
+ nxpwifi_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 = nxpwifi_send_cmd(priv, HOST_CMD_UAP_SYS_CONFIG,
+ HOST_ACT_GEN_SET,
+ UAP_BSS_PARAMS_I, bss_cfg,
+ false);
+
+ kfree(bss_cfg);
+ if (ret)
+ nxpwifi_dbg(adapter, ERROR,
+ "Failed to set wiphy phy params\n");
+ break;
+
+ case NXPWIFI_BSS_ROLE_STA:
+ if (priv->media_connected)
+ break;
+
+ if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
+ ret = nxpwifi_set_rts(priv,
+ wiphy->rts_threshold);
+ if (ret)
+ break;
+ }
+ if (changed & WIPHY_PARAM_FRAG_THRESHOLD)
+ ret = nxpwifi_set_frag(priv,
+ wiphy->frag_threshold);
+ break;
+ }
+
+ return ret;
+}
+
+static int nxpwifi_deinit_priv_params(struct nxpwifi_private *priv)
+{
+ struct nxpwifi_adapter *adapter = priv->adapter;
+ unsigned long flags;
+ int ret;
+
+ priv->host_mlme_reg = false;
+ priv->mgmt_frame_mask = 0;
+
+ ret = nxpwifi_send_cmd(priv, HOST_CMD_MGMT_FRAME_REG,
+ HOST_ACT_GEN_SET, 0,
+ &priv->mgmt_frame_mask, false);
+ if (ret) {
+ nxpwifi_dbg(adapter, ERROR,
+ "could not unregister mgmt frame rx\n");
+ return ret;
+ }
+
+ nxpwifi_deauthenticate(priv, NULL);
+
+ spin_lock_irqsave(&adapter->main_proc_lock, flags);
+ adapter->main_locked = true;
+ if (adapter->nxpwifi_processing) {
+ spin_unlock_irqrestore(&adapter->main_proc_lock, flags);
+ flush_workqueue(adapter->workqueue);
+ } else {
+ spin_unlock_irqrestore(&adapter->main_proc_lock, flags);
+ }
+
+ tasklet_disable(&adapter->rx_task);
+
+ nxpwifi_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 ret;
+}
+
+static int
+nxpwifi_init_new_priv_params(struct nxpwifi_private *priv,
+ struct net_device *dev,
+ enum nl80211_iftype type)
+{
+ struct nxpwifi_adapter *adapter = priv->adapter;
+ unsigned long flags;
+
+ nxpwifi_init_priv(priv);
+
+ priv->bss_mode = type;
+ priv->wdev.iftype = type;
+
+ nxpwifi_init_priv_params(priv, priv->netdev);
+ priv->bss_started = 0;
+
+ switch (type) {
+ case NL80211_IFTYPE_STATION:
+ priv->bss_role = NXPWIFI_BSS_ROLE_STA;
+ priv->bss_type = NXPWIFI_BSS_TYPE_STA;
+ break;
+ case NL80211_IFTYPE_AP:
+ priv->bss_role = NXPWIFI_BSS_ROLE_UAP;
+ priv->bss_type = NXPWIFI_BSS_TYPE_UAP;
+ break;
+ default:
+ nxpwifi_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);
+
+ tasklet_enable(&adapter->rx_task);
+
+ nxpwifi_set_mac_address(priv, dev, false, NULL);
+
+ return 0;
+}
+
+static bool
+is_vif_type_change_allowed(struct nxpwifi_adapter *adapter,
+ enum nl80211_iftype old_iftype,
+ enum nl80211_iftype new_iftype)
+{
+ switch (old_iftype) {
+ case NL80211_IFTYPE_STATION:
+ switch (new_iftype) {
+ case NL80211_IFTYPE_AP:
+ return adapter->curr_iface_comb.uap_intf !=
+ adapter->iface_limit.uap_intf;
+ default:
+ return false;
+ }
+
+ case NL80211_IFTYPE_AP:
+ switch (new_iftype) {
+ case NL80211_IFTYPE_STATION:
+ return adapter->curr_iface_comb.sta_intf !=
+ adapter->iface_limit.sta_intf;
+ default:
+ return false;
+ }
+
+ default:
+ break;
+ }
+
+ return false;
+}
+
+static void
+update_vif_type_counter(struct nxpwifi_adapter *adapter,
+ enum nl80211_iftype iftype,
+ int change)
+{
+ switch (iftype) {
+ case NL80211_IFTYPE_UNSPECIFIED:
+ case NL80211_IFTYPE_STATION:
+ adapter->curr_iface_comb.sta_intf += change;
+ break;
+ case NL80211_IFTYPE_AP:
+ adapter->curr_iface_comb.uap_intf += change;
+ break;
+ default:
+ nxpwifi_dbg(adapter, ERROR,
+ "%s: Unsupported iftype passed: %d\n",
+ __func__, iftype);
+ break;
+ }
+}
+
+static int
+nxpwifi_change_vif_to_sta(struct net_device *dev,
+ enum nl80211_iftype curr_iftype,
+ enum nl80211_iftype type,
+ struct vif_params *params)
+{
+ struct nxpwifi_private *priv;
+ struct nxpwifi_adapter *adapter;
+ int ret;
+
+ priv = nxpwifi_netdev_get_priv(dev);
+
+ if (!priv)
+ return -EINVAL;
+
+ adapter = priv->adapter;
+
+ nxpwifi_dbg(adapter, INFO,
+ "%s: changing role to station\n", dev->name);
+
+ ret = nxpwifi_deinit_priv_params(priv);
+ if (ret)
+ goto done;
+ ret = nxpwifi_init_new_priv_params(priv, dev, type);
+ if (ret)
+ goto done;
+
+ update_vif_type_counter(adapter, curr_iftype, -1);
+ update_vif_type_counter(adapter, type, 1);
+ dev->ieee80211_ptr->iftype = type;
+
+ ret = nxpwifi_send_cmd(priv, HOST_CMD_SET_BSS_MODE,
+ HOST_ACT_GEN_SET, 0, NULL, true);
+ if (ret)
+ goto done;
+
+ ret = nxpwifi_sta_init_cmd(priv, false, false);
+
+done:
+ return ret;
+}
+
+static int
+nxpwifi_change_vif_to_ap(struct net_device *dev,
+ enum nl80211_iftype curr_iftype,
+ enum nl80211_iftype type,
+ struct vif_params *params)
+{
+ struct nxpwifi_private *priv;
+ struct nxpwifi_adapter *adapter;
+ int ret;
+
+ priv = nxpwifi_netdev_get_priv(dev);
+
+ if (!priv)
+ return -EINVAL;
+
+ adapter = priv->adapter;
+
+ nxpwifi_dbg(adapter, INFO,
+ "%s: changing role to AP\n", dev->name);
+
+ ret = nxpwifi_deinit_priv_params(priv);
+ if (ret)
+ goto done;
+
+ ret = nxpwifi_init_new_priv_params(priv, dev, type);
+ if (ret)
+ goto done;
+
+ update_vif_type_counter(adapter, curr_iftype, -1);
+ update_vif_type_counter(adapter, type, 1);
+ dev->ieee80211_ptr->iftype = type;
+
+ ret = nxpwifi_send_cmd(priv, HOST_CMD_SET_BSS_MODE,
+ HOST_ACT_GEN_SET, 0, NULL, true);
+ if (ret)
+ goto done;
+
+ ret = nxpwifi_sta_init_cmd(priv, false, false);
+
+done:
+ return ret;
+}
+
+/* CFG802.11 operation handler to change interface type.
+ */
+static int
+nxpwifi_cfg80211_change_virtual_intf(struct wiphy *wiphy,
+ struct net_device *dev,
+ enum nl80211_iftype type,
+ struct vif_params *params)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(dev);
+ enum nl80211_iftype curr_iftype = dev->ieee80211_ptr->iftype;
+
+ if (priv->scan_request) {
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "change virtual interface: scan in process\n");
+ return -EBUSY;
+ }
+
+ if (type == NL80211_IFTYPE_UNSPECIFIED) {
+ nxpwifi_dbg(priv->adapter, INFO,
+ "%s: no new type specified, keeping old type %d\n",
+ dev->name, curr_iftype);
+ return 0;
+ }
+
+ if (curr_iftype == type) {
+ nxpwifi_dbg(priv->adapter, INFO,
+ "%s: interface already is of type %d\n",
+ dev->name, curr_iftype);
+ return 0;
+ }
+
+ if (!is_vif_type_change_allowed(priv->adapter, curr_iftype, type)) {
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "%s: change from type %d to %d is not allowed\n",
+ dev->name, curr_iftype, type);
+ return -EOPNOTSUPP;
+ }
+
+ switch (curr_iftype) {
+ case NL80211_IFTYPE_STATION:
+ switch (type) {
+ case NL80211_IFTYPE_AP:
+ return nxpwifi_change_vif_to_ap(dev, curr_iftype, type,
+ params);
+ default:
+ goto errnotsupp;
+ }
+
+ case NL80211_IFTYPE_AP:
+ switch (type) {
+ case NL80211_IFTYPE_STATION:
+ return nxpwifi_change_vif_to_sta(dev, curr_iftype,
+ type, params);
+ break;
+ default:
+ goto errnotsupp;
+ }
+
+ default:
+ goto errnotsupp;
+ }
+
+ return 0;
+
+errnotsupp:
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "unsupported interface type transition: %d to %d\n",
+ curr_iftype, type);
+ return -EOPNOTSUPP;
+}
+
+static void
+nxpwifi_parse_htinfo(struct nxpwifi_private *priv, u8 rateinfo, u8 htinfo,
+ struct rate_info *rate)
+{
+ struct nxpwifi_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, /* NXPWIFI_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
+nxpwifi_dump_station_info(struct nxpwifi_private *priv,
+ struct nxpwifi_sta_node *node,
+ struct station_info *sinfo)
+{
+ u32 rate;
+ int ret;
+
+ 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) == NXPWIFI_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;
+
+ nxpwifi_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 */
+ ret = nxpwifi_send_cmd(priv, HOST_CMD_RSSI_INFO,
+ HOST_ACT_GEN_GET, 0, NULL, true);
+ if (ret) {
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "failed to get signal information\n");
+ goto done;
+ }
+
+ ret = nxpwifi_drv_get_data_rate(priv, &rate);
+ if (ret) {
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "getting data rate error\n");
+ goto done;
+ }
+
+ /* Get DTIM period information from firmware */
+ nxpwifi_send_cmd(priv, HOST_CMD_802_11_SNMP_MIB,
+ HOST_ACT_GEN_GET, DTIM_PERIOD_I,
+ &priv->dtim_period, true);
+
+ nxpwifi_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);
+ nxpwifi_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;
+ }
+
+done:
+ return ret;
+}
+
+/* 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
+nxpwifi_cfg80211_get_station(struct wiphy *wiphy, struct net_device *dev,
+ const u8 *mac, struct station_info *sinfo)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(dev);
+
+ if (!priv->media_connected)
+ return -ENOENT;
+ if (memcmp(mac, priv->cfg_bssid, ETH_ALEN))
+ return -ENOENT;
+
+ return nxpwifi_dump_station_info(priv, NULL, sinfo);
+}
+
+/* CFG802.11 operation handler to dump station information.
+ */
+static int
+nxpwifi_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *dev,
+ int idx, u8 *mac, struct station_info *sinfo)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(dev);
+ struct nxpwifi_sta_node *node;
+ int i;
+
+ if ((GET_BSS_ROLE(priv) == NXPWIFI_BSS_ROLE_STA) &&
+ priv->media_connected && idx == 0) {
+ ether_addr_copy(mac, priv->cfg_bssid);
+ return nxpwifi_dump_station_info(priv, NULL, sinfo);
+ } else if (GET_BSS_ROLE(priv) == NXPWIFI_BSS_ROLE_UAP) {
+ nxpwifi_send_cmd(priv, HOST_CMD_APCMD_STA_LIST,
+ HOST_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 nxpwifi_dump_station_info(priv, node, sinfo);
+ }
+ }
+
+ return -ENOENT;
+}
+
+static int
+nxpwifi_cfg80211_dump_survey(struct wiphy *wiphy, struct net_device *dev,
+ int idx, struct survey_info *survey)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(dev);
+ struct nxpwifi_chan_stats *pchan_stats = priv->adapter->chan_stats;
+ enum nl80211_band band;
+ u8 chan_num;
+
+ nxpwifi_dbg(priv->adapter, DUMP, "dump_survey idx=%d\n", idx);
+
+ memset(survey, 0, sizeof(struct survey_info));
+
+ if ((GET_BSS_ROLE(priv) == NXPWIFI_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 = nxpwifi_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;
+ chan_num = pchan_stats[idx].chan_num;
+ survey->channel = ieee80211_get_channel
+ (wiphy,
+ ieee80211_channel_to_frequency(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 nxpwifi_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 nxpwifi_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 nxpwifi_band_2ghz = {
+ .channels = nxpwifi_channels_2ghz,
+ .n_channels = ARRAY_SIZE(nxpwifi_channels_2ghz),
+ .bitrates = nxpwifi_rates,
+ .n_bitrates = ARRAY_SIZE(nxpwifi_rates),
+};
+
+static struct ieee80211_channel nxpwifi_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 nxpwifi_band_5ghz = {
+ .channels = nxpwifi_channels_5ghz,
+ .n_channels = ARRAY_SIZE(nxpwifi_channels_5ghz),
+ .bitrates = nxpwifi_rates + 4,
+ .n_bitrates = ARRAY_SIZE(nxpwifi_rates) - 4,
+};
+
+/* Supported crypto cipher suits to be advertised to cfg80211 */
+static const u32 nxpwifi_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
+nxpwifi_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 = 0xffff,
+ .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
+ BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
+ BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
+ BIT(IEEE80211_STYPE_DISASSOC >> 4) |
+ BIT(IEEE80211_STYPE_AUTH >> 4) |
+ BIT(IEEE80211_STYPE_DEAUTH >> 4) |
+ BIT(IEEE80211_STYPE_ACTION >> 4),
+ },
+};
+
+/* CFG802.11 operation handler for setting bit rates.
+ *
+ * Function configures data rates to firmware using bitrate mask
+ * provided by cfg80211.
+ */
+static int
+nxpwifi_cfg80211_set_bitrate_mask(struct wiphy *wiphy,
+ struct net_device *dev,
+ unsigned int link_id,
+ const u8 *peer,
+ const struct cfg80211_bitrate_mask *mask)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(dev);
+ u16 bitmap_rates[MAX_BITMAP_RATES_SIZE];
+ enum nl80211_band band;
+ struct nxpwifi_adapter *adapter = priv->adapter;
+
+ if (!priv->media_connected) {
+ nxpwifi_dbg(adapter, ERROR,
+ "Can not set Tx data rate in disconnected state\n");
+ return -EINVAL;
+ }
+
+ band = nxpwifi_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 == NXPWIFI_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 nxpwifi_send_cmd(priv, HOST_CMD_TX_RATE_CFG,
+ HOST_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 nxpwifi_cfg80211_set_cqm_rssi_config(struct wiphy *wiphy,
+ struct net_device *dev,
+ s32 rssi_thold, u32 rssi_hyst)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(dev);
+ struct nxpwifi_ds_misc_subsc_evt subsc_evt;
+ int ret = 0;
+
+ priv->cqm_rssi_thold = rssi_thold;
+ priv->cqm_rssi_hyst = rssi_hyst;
+
+ memset(&subsc_evt, 0x00, sizeof(struct nxpwifi_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 = HOST_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;
+ ret = nxpwifi_send_cmd(priv,
+ HOST_CMD_802_11_SUBSCRIBE_EVENT,
+ 0, 0, &subsc_evt, true);
+ } else {
+ subsc_evt.action = HOST_ACT_BITWISE_CLR;
+ ret = nxpwifi_send_cmd(priv,
+ HOST_CMD_802_11_SUBSCRIBE_EVENT,
+ 0, 0, &subsc_evt, true);
+ }
+
+ return ret;
+}
+
+int nxpwifi_cfg80211_change_beacon_data(struct wiphy *wiphy,
+ struct net_device *dev,
+ struct cfg80211_beacon_data *data)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(dev);
+ struct nxpwifi_adapter *adapter = priv->adapter;
+ int ret;
+
+ nxpwifi_cancel_scan(adapter);
+
+ if (GET_BSS_ROLE(priv) != NXPWIFI_BSS_ROLE_UAP) {
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "%s: bss_type mismatched\n", __func__);
+ return -EINVAL;
+ }
+
+ ret = nxpwifi_set_mgmt_ies(priv, data);
+ if (ret)
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "%s: setting mgmt ies failed\n", __func__);
+
+ return ret;
+}
+
+/* cfg80211 operation handler for change_beacon.
+ * Function retrieves and sets modified management IEs to FW.
+ */
+static int nxpwifi_cfg80211_change_beacon(struct wiphy *wiphy,
+ struct net_device *dev,
+ struct cfg80211_ap_update *params)
+{
+ int ret;
+
+ ret = nxpwifi_cfg80211_change_beacon_data(wiphy, dev, ¶ms->beacon);
+
+ return ret;
+}
+
+/* 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
+nxpwifi_cfg80211_del_station(struct wiphy *wiphy, struct net_device *dev,
+ struct station_del_parameters *params)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(dev);
+ struct nxpwifi_sta_node *sta_node;
+ u8 deauth_mac[ETH_ALEN];
+ int ret = 0;
+
+ if (!priv->bss_started && priv->wdev.cac_started) {
+ nxpwifi_dbg(priv->adapter, INFO, "%s: abort CAC!\n", __func__);
+ nxpwifi_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;
+
+ nxpwifi_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 = nxpwifi_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))
+ ret = nxpwifi_send_cmd(priv, HOST_CMD_UAP_STA_DEAUTH,
+ HOST_ACT_GEN_SET, 0,
+ deauth_mac, true);
+
+ return ret;
+}
+
+static int
+nxpwifi_cfg80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant)
+{
+ struct nxpwifi_adapter *adapter = nxpwifi_cfg80211_get_adapter(wiphy);
+ struct nxpwifi_private *priv = nxpwifi_get_priv(adapter,
+ NXPWIFI_BSS_ROLE_ANY);
+ struct nxpwifi_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 =
+ NXPWIFI_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 =
+ NXPWIFI_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 nxpwifi_send_cmd(priv, HOST_CMD_RF_ANTENNA,
+ HOST_ACT_GEN_SET, 0, &ant_cfg, true);
+}
+
+static int
+nxpwifi_cfg80211_get_antenna(struct wiphy *wiphy, u32 *tx_ant, u32 *rx_ant)
+{
+ struct nxpwifi_adapter *adapter = nxpwifi_cfg80211_get_adapter(wiphy);
+ struct nxpwifi_private *priv = nxpwifi_get_priv(adapter,
+ NXPWIFI_BSS_ROLE_ANY);
+ int ret;
+
+ ret = nxpwifi_send_cmd(priv, HOST_CMD_RF_ANTENNA,
+ HOST_ACT_GEN_GET, 0, NULL, true);
+
+ if (!ret) {
+ *tx_ant = priv->tx_ant;
+ *rx_ant = priv->rx_ant;
+ }
+
+ return ret;
+}
+
+/* cfg80211 operation handler for stop ap.
+ * Function stops BSS running at uAP interface.
+ */
+static int nxpwifi_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *dev,
+ unsigned int link_id)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(dev);
+ int ret;
+
+ nxpwifi_abort_cac(priv);
+
+ if (nxpwifi_del_mgmt_ies(priv))
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "Failed to delete mgmt IEs!\n");
+
+ priv->ap_11n_enabled = 0;
+ memset(&priv->bss_cfg, 0, sizeof(priv->bss_cfg));
+
+ ret = nxpwifi_send_cmd(priv, HOST_CMD_UAP_BSS_STOP,
+ HOST_ACT_GEN_SET, 0, NULL, true);
+ if (ret) {
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "Failed to stop the BSS\n");
+ goto done;
+ }
+
+ ret = nxpwifi_send_cmd(priv, HOST_CMD_APCMD_SYS_RESET,
+ HOST_ACT_GEN_SET, 0, NULL, true);
+ if (ret) {
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "Failed to reset BSS\n");
+ goto done;
+ }
+
+ if (netif_carrier_ok(priv->netdev))
+ netif_carrier_off(priv->netdev);
+ nxpwifi_stop_net_dev_queue(priv->netdev, priv->adapter);
+
+done:
+ return ret;
+}
+
+/* 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 nxpwifi_cfg80211_start_ap(struct wiphy *wiphy,
+ struct net_device *dev,
+ struct cfg80211_ap_settings *params)
+{
+ struct nxpwifi_uap_bss_param *bss_cfg;
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(dev);
+ struct nxpwifi_adapter *adapter = priv->adapter;
+ struct nxpwifi_private *tmp_priv;
+ int i;
+ struct nxpwifi_current_bss_params *bss_params;
+ enum nl80211_band band;
+ int freq;
+ int ret;
+
+ if (GET_BSS_ROLE(priv) != NXPWIFI_BSS_ROLE_UAP)
+ return -EINVAL;
+
+ for (i = 0; i < NXPWIFI_MAX_BSS_NUM; i++) {
+ tmp_priv = adapter->priv[i];
+ if (tmp_priv == priv)
+ continue;
+ if (GET_BSS_ROLE(tmp_priv) == NXPWIFI_BSS_ROLE_STA &&
+ tmp_priv->media_connected) {
+ bss_params = &tmp_priv->curr_bss_params;
+ band = nxpwifi_band_to_radio_type(bss_params->band);
+ freq = ieee80211_channel_to_frequency
+ (bss_params->bss_descriptor.channel, band);
+ if (!ieee80211_channel_equal
+ (params->chandef.chan,
+ ieee80211_get_channel(wiphy, freq))) {
+ nxpwifi_dbg
+ (priv->adapter, MSG,
+ "AP and STA must operate on same channel\n");
+ return -EOPNOTSUPP;
+ }
+ }
+ }
+
+ bss_cfg = kzalloc(sizeof(*bss_cfg), GFP_KERNEL);
+ if (!bss_cfg)
+ return -ENOMEM;
+
+ nxpwifi_set_sys_config_invalid_data(bss_cfg);
+
+ memcpy(bss_cfg->mac_addr, priv->curr_addr, ETH_ALEN);
+
+ 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;
+ }
+
+ nxpwifi_uap_set_channel(priv, bss_cfg, params->chandef);
+ nxpwifi_set_uap_rates(bss_cfg, params);
+
+ ret = nxpwifi_set_secure_params(priv, bss_cfg, params);
+ if (ret) {
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "Failed to parse security parameters!\n");
+ goto done;
+ }
+
+ nxpwifi_set_ht_params(priv, bss_cfg, params);
+
+ if (priv->adapter->is_hw_11ac_capable) {
+ nxpwifi_set_vht_params(priv, bss_cfg, params);
+ nxpwifi_set_vht_width(priv, params->chandef.width,
+ priv->ap_11ac_enabled);
+ }
+
+ if (priv->ap_11ac_enabled)
+ nxpwifi_set_11ac_ba_params(priv);
+ else
+ nxpwifi_set_ba_params(priv);
+
+ nxpwifi_set_wmm_params(priv, bss_cfg, params);
+
+ if (nxpwifi_is_11h_active(priv))
+ nxpwifi_set_tpc_params(priv, bss_cfg, params);
+
+ if (nxpwifi_is_11h_active(priv) &&
+ !cfg80211_chandef_dfs_required(wiphy, ¶ms->chandef,
+ priv->bss_mode)) {
+ nxpwifi_dbg(priv->adapter, INFO,
+ "Disable 11h extensions in FW\n");
+ ret = nxpwifi_11h_activate(priv, false);
+ if (ret) {
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "Failed to disable 11h extensions!!");
+ goto done;
+ }
+ priv->state_11h.is_11h_active = false;
+ }
+
+ nxpwifi_config_uap_11d(priv, ¶ms->beacon);
+
+ ret = nxpwifi_config_start_uap(priv, bss_cfg);
+ if (ret) {
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "Failed to start AP\n");
+ goto done;
+ }
+
+ ret = nxpwifi_set_mgmt_ies(priv, ¶ms->beacon);
+ if (ret)
+ goto done;
+
+ if (!netif_carrier_ok(priv->netdev))
+ netif_carrier_on(priv->netdev);
+ nxpwifi_wake_up_net_dev_queue(priv->netdev, priv->adapter);
+
+ memcpy(&priv->bss_cfg, bss_cfg, sizeof(priv->bss_cfg));
+
+done:
+ kfree(bss_cfg);
+ return ret;
+}
+
+/* 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
+nxpwifi_cfg80211_scan(struct wiphy *wiphy,
+ struct cfg80211_scan_request *request)
+{
+ struct net_device *dev = request->wdev->netdev;
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(dev);
+ int i, offset, ret;
+ struct ieee80211_channel *chan;
+ struct element *ie;
+ struct nxpwifi_user_scan_cfg *user_scan_cfg;
+ u8 mac_addr[ETH_ALEN];
+
+ nxpwifi_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) {
+ nxpwifi_dbg(priv->adapter, WARN,
+ "cmd: Scan already in process..\n");
+ return -EBUSY;
+ }
+
+ if (!priv->wdev.connected && priv->scan_block)
+ priv->scan_block = false;
+
+ if (!nxpwifi_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 < NXPWIFI_MAX_VSIE_NUM; i++) {
+ if (priv->vs_ie[i].mask != NXPWIFI_VSIE_MASK_CLEAR)
+ continue;
+ priv->vs_ie[i].mask = NXPWIFI_VSIE_MASK_SCAN;
+ ie = (struct element *)(request->ie + offset);
+ memcpy(&priv->vs_ie[i].ie, ie,
+ sizeof(*ie) + ie->datalen);
+ offset += sizeof(*ie) + ie->datalen;
+
+ if (offset >= request->ie_len)
+ break;
+ }
+ }
+
+ for (i = 0; i < min_t(u32, request->n_channels,
+ NXPWIFI_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 =
+ NXPWIFI_SCAN_TYPE_PASSIVE;
+ else
+ user_scan_cfg->chan_list[i].scan_type =
+ NXPWIFI_SCAN_TYPE_ACTIVE;
+
+ user_scan_cfg->chan_list[i].scan_time = 0;
+ }
+
+ if (priv->adapter->scan_chan_gap_enabled &&
+ nxpwifi_is_any_intf_active(priv))
+ user_scan_cfg->scan_chan_gap =
+ priv->adapter->scan_chan_gap_time;
+
+ ret = nxpwifi_scan_networks(priv, user_scan_cfg);
+ kfree(user_scan_cfg);
+ if (ret) {
+ nxpwifi_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 < NXPWIFI_MAX_VSIE_NUM; i++) {
+ if (priv->vs_ie[i].mask == NXPWIFI_VSIE_MASK_SCAN) {
+ priv->vs_ie[i].mask = NXPWIFI_VSIE_MASK_CLEAR;
+ memset(&priv->vs_ie[i].ie, 0,
+ NXPWIFI_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
+nxpwifi_cfg80211_sched_scan_start(struct wiphy *wiphy,
+ struct net_device *dev,
+ struct cfg80211_sched_scan_request *request)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(dev);
+ int i, offset;
+ struct ieee80211_channel *chan;
+ struct nxpwifi_bg_scan_cfg *bgscan_cfg;
+ struct element *ie;
+ int ret;
+
+ 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 < NXPWIFI_MAX_VSIE_NUM; i++) {
+ if (priv->vs_ie[i].mask != NXPWIFI_VSIE_MASK_CLEAR)
+ continue;
+ priv->vs_ie[i].mask = NXPWIFI_VSIE_MASK_BGSCAN;
+ ie = (struct element *)(request->ie + offset);
+ memcpy(&priv->vs_ie[i].ie, ie,
+ sizeof(*ie) + ie->datalen);
+ offset += sizeof(*ie) + ie->datalen;
+
+ if (offset >= request->ie_len)
+ break;
+ }
+ }
+
+ for (i = 0; i < min_t(u32, request->n_channels,
+ NXPWIFI_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 =
+ NXPWIFI_SCAN_TYPE_PASSIVE;
+ else
+ bgscan_cfg->chan_list[i].scan_type =
+ NXPWIFI_SCAN_TYPE_ACTIVE;
+
+ bgscan_cfg->chan_list[i].scan_time = 0;
+ }
+
+ bgscan_cfg->chan_per_scan = min_t(u32, request->n_channels,
+ NXPWIFI_BG_SCAN_CHAN_MAX);
+
+ /* Use at least 15 second for per scan cycle */
+ bgscan_cfg->scan_interval = (request->scan_plans->interval >
+ NXPWIFI_BGSCAN_INTERVAL) ?
+ request->scan_plans->interval :
+ NXPWIFI_BGSCAN_INTERVAL;
+
+ bgscan_cfg->repeat_count = NXPWIFI_BGSCAN_REPEAT_COUNT;
+ bgscan_cfg->report_condition = NXPWIFI_BGSCAN_SSID_MATCH |
+ NXPWIFI_BGSCAN_WAIT_ALL_CHAN_DONE;
+ bgscan_cfg->bss_type = NXPWIFI_BSS_MODE_INFRA;
+ bgscan_cfg->action = NXPWIFI_BGSCAN_ACT_SET;
+ bgscan_cfg->enable = true;
+ if (request->min_rssi_thold != NL80211_SCAN_RSSI_THOLD_OFF) {
+ bgscan_cfg->report_condition |= NXPWIFI_BGSCAN_SSID_RSSI_MATCH;
+ bgscan_cfg->rssi_threshold = request->min_rssi_thold;
+ }
+
+ ret = nxpwifi_send_cmd(priv, HOST_CMD_802_11_BG_SCAN_CONFIG,
+ HOST_ACT_GEN_SET, 0, bgscan_cfg, true);
+
+ if (!ret)
+ priv->sched_scanning = true;
+
+ kfree(bgscan_cfg);
+ return ret;
+}
+
+/* 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 nxpwifi_cfg80211_sched_scan_stop(struct wiphy *wiphy,
+ struct net_device *dev, u64 reqid)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(dev);
+
+ wiphy_info(wiphy, "sched scan stop!");
+ return nxpwifi_stop_bg_scan(priv);
+}
+
+static void nxpwifi_setup_vht_caps(struct ieee80211_sta_vht_cap *vht_info,
+ struct nxpwifi_private *priv)
+{
+ struct nxpwifi_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
+nxpwifi_setup_ht_caps(struct ieee80211_sta_ht_cap *ht_info,
+ struct nxpwifi_private *priv)
+{
+ int rx_mcs_supp;
+ struct ieee80211_mcs_info mcs_set;
+ u8 *mcs = (u8 *)&mcs_set;
+ struct nxpwifi_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 *nxpwifi_add_virtual_intf(struct wiphy *wiphy,
+ const char *name,
+ unsigned char name_assign_type,
+ enum nl80211_iftype type,
+ struct vif_params *params)
+{
+ struct nxpwifi_adapter *adapter = nxpwifi_cfg80211_get_adapter(wiphy);
+ struct nxpwifi_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:
+ if (adapter->curr_iface_comb.sta_intf ==
+ adapter->iface_limit.sta_intf) {
+ nxpwifi_dbg(adapter, ERROR,
+ "cannot create multiple sta ifaces\n");
+ return ERR_PTR(-EINVAL);
+ }
+
+ priv = nxpwifi_get_unused_priv_by_bss_type
+ (adapter, NXPWIFI_BSS_TYPE_STA);
+ if (!priv) {
+ nxpwifi_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 = NXPWIFI_BSS_TYPE_STA;
+ priv->frame_type = NXPWIFI_DATA_FRAME_TYPE_ETH_II;
+ priv->bss_priority = 0;
+ priv->bss_role = NXPWIFI_BSS_ROLE_STA;
+
+ break;
+ case NL80211_IFTYPE_AP:
+ if (adapter->curr_iface_comb.uap_intf ==
+ adapter->iface_limit.uap_intf) {
+ nxpwifi_dbg(adapter, ERROR,
+ "cannot create multiple AP ifaces\n");
+ return ERR_PTR(-EINVAL);
+ }
+
+ priv = nxpwifi_get_unused_priv_by_bss_type
+ (adapter, NXPWIFI_BSS_TYPE_UAP);
+ if (!priv) {
+ nxpwifi_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 = NXPWIFI_BSS_TYPE_UAP;
+ priv->frame_type = NXPWIFI_DATA_FRAME_TYPE_ETH_II;
+ priv->bss_priority = 0;
+ priv->bss_role = NXPWIFI_BSS_ROLE_UAP;
+ priv->bss_started = 0;
+ priv->bss_mode = type;
+
+ break;
+ default:
+ nxpwifi_dbg(adapter, ERROR, "type not supported\n");
+ return ERR_PTR(-EINVAL);
+ }
+
+ dev = alloc_netdev_mqs(sizeof(struct nxpwifi_private *), name,
+ name_assign_type, ether_setup,
+ IEEE80211_NUM_ACS, 1);
+ if (!dev) {
+ nxpwifi_dbg(adapter, ERROR,
+ "no memory available for netdevice\n");
+ ret = -ENOMEM;
+ goto err_alloc_netdev;
+ }
+
+ nxpwifi_init_priv_params(priv, dev);
+
+ priv->netdev = dev;
+
+ nxpwifi_set_mac_address(priv, dev, false, NULL);
+
+ ret = nxpwifi_send_cmd(priv, HOST_CMD_SET_BSS_MODE,
+ HOST_ACT_GEN_SET, 0, NULL, true);
+ if (ret)
+ goto err_set_bss_mode;
+
+ ret = nxpwifi_sta_init_cmd(priv, false, false);
+ if (ret)
+ goto err_sta_init;
+
+ nxpwifi_setup_ht_caps(&wiphy->bands[NL80211_BAND_2GHZ]->ht_cap, priv);
+ if (adapter->is_hw_11ac_capable)
+ nxpwifi_setup_vht_caps
+ (&wiphy->bands[NL80211_BAND_2GHZ]->vht_cap, priv);
+
+ if (adapter->config_bands & BAND_A)
+ nxpwifi_setup_ht_caps
+ (&wiphy->bands[NL80211_BAND_5GHZ]->ht_cap, priv);
+
+ if ((adapter->config_bands & BAND_A) && adapter->is_hw_11ac_capable)
+ nxpwifi_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 = NXPWIFI_DEFAULT_WATCHDOG_TIMEOUT;
+ dev->needed_headroom = NXPWIFI_MIN_DATA_HEADER_LEN;
+ dev->ethtool_ops = &nxpwifi_ethtool_ops;
+
+ mdev_priv = netdev_priv(dev);
+ *((unsigned long *)mdev_priv) = (unsigned long)priv;
+
+ SET_NETDEV_DEV(dev, adapter->dev);
+
+ INIT_DELAYED_WORK(&priv->dfs_cac_work, nxpwifi_dfs_cac_work);
+
+ INIT_DELAYED_WORK(&priv->dfs_chan_sw_work, nxpwifi_dfs_chan_sw_work);
+
+ /* Register network device */
+ if (cfg80211_register_netdevice(dev)) {
+ nxpwifi_dbg(adapter, ERROR, "cannot register network device\n");
+ ret = -EFAULT;
+ goto err_reg_netdev;
+ }
+
+ nxpwifi_dbg(adapter, INFO,
+ "info: %s: NXP 802.11 Adapter\n", dev->name);
+
+#ifdef CONFIG_DEBUG_FS
+ nxpwifi_dev_debugfs_init(priv);
+#endif
+
+ update_vif_type_counter(adapter, type, 1);
+
+ return &priv->wdev;
+
+err_reg_netdev:
+ 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(nxpwifi_add_virtual_intf);
+
+/* del_virtual_intf: remove the virtual interface determined by dev
+ */
+int nxpwifi_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(wdev->netdev);
+ struct nxpwifi_adapter *adapter = priv->adapter;
+ struct sk_buff *skb, *tmp;
+
+#ifdef CONFIG_DEBUG_FS
+ nxpwifi_dev_debugfs_remove(priv);
+#endif
+
+ if (priv->sched_scanning)
+ priv->sched_scanning = false;
+
+ nxpwifi_stop_net_dev_queue(priv->netdev, adapter);
+
+ skb_queue_walk_safe(&priv->bypass_txq, skb, tmp) {
+ skb_unlink(skb, &priv->bypass_txq);
+ nxpwifi_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);
+
+ /* Clear the priv in adapter */
+ priv->netdev = NULL;
+
+ update_vif_type_counter(adapter, priv->bss_mode, -1);
+
+ priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED;
+
+ if (GET_BSS_ROLE(priv) == NXPWIFI_BSS_ROLE_STA ||
+ GET_BSS_ROLE(priv) == NXPWIFI_BSS_ROLE_UAP)
+ kfree(priv->hist_data);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(nxpwifi_del_virtual_intf);
+
+static bool
+nxpwifi_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 nxpwifi_set_auto_arp_mef_entry(struct nxpwifi_private *priv,
+ struct nxpwifi_mef_entry *mef_entry)
+{
+ int i, filt_num = 0, num_ipv4 = 0;
+ struct in_device *in_dev;
+ struct in_ifaddr *ifa;
+ __be32 ips[NXPWIFI_MAX_SUPPORTED_IPADDR];
+ struct nxpwifi_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 < NXPWIFI_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[NXPWIFI_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[NXPWIFI_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 nxpwifi_set_wowlan_mef_entry(struct nxpwifi_private *priv,
+ struct nxpwifi_ds_mef_cfg *mef_cfg,
+ struct nxpwifi_mef_entry *mef_entry,
+ struct cfg80211_wowlan *wowlan)
+{
+ int i, filt_num = 0, ret = 0;
+ bool first_pat = true;
+ u8 byte_seq[NXPWIFI_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 (!nxpwifi_is_pattern_supported
+ (&wowlan->patterns[i], byte_seq,
+ NXPWIFI_MEF_MAX_BYTESEQ)) {
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "Pattern not supported\n");
+ return -EOPNOTSUPP;
+ }
+
+ if (!wowlan->patterns[i].pkt_offset) {
+ if (is_unicast_ether_addr(byte_seq) &&
+ byte_seq[NXPWIFI_MEF_MAX_BYTESEQ] == 1) {
+ mef_cfg->criteria |= NXPWIFI_CRITERIA_UNICAST;
+ continue;
+ } else if (is_broadcast_ether_addr(byte_seq)) {
+ mef_cfg->criteria |= NXPWIFI_CRITERIA_BROADCAST;
+ continue;
+ } else if ((!memcmp(byte_seq, ipv4_mc_mac, 2) &&
+ (byte_seq[NXPWIFI_MEF_MAX_BYTESEQ] == 2)) ||
+ (!memcmp(byte_seq, ipv6_mc_mac, 3) &&
+ (byte_seq[NXPWIFI_MEF_MAX_BYTESEQ] == 3))) {
+ mef_cfg->criteria |= NXPWIFI_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;
+ nxpwifi_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 |= NXPWIFI_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[NXPWIFI_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[NXPWIFI_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;
+ nxpwifi_dbg(priv->adapter, INFO, "Wake on magic packet\n");
+ }
+ return ret;
+}
+
+static int nxpwifi_set_mef_filter(struct nxpwifi_private *priv,
+ struct cfg80211_wowlan *wowlan)
+{
+ int ret = 0, num_entries = 1;
+ struct nxpwifi_ds_mef_cfg mef_cfg;
+ struct nxpwifi_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 |= NXPWIFI_CRITERIA_BROADCAST |
+ NXPWIFI_CRITERIA_UNICAST;
+ mef_cfg.num_entries = num_entries;
+ mef_cfg.mef_entry = mef_entry;
+
+ nxpwifi_set_auto_arp_mef_entry(priv, &mef_entry[0]);
+
+ if (wowlan->n_patterns || wowlan->magic_pkt) {
+ ret = nxpwifi_set_wowlan_mef_entry(priv, &mef_cfg,
+ &mef_entry[1], wowlan);
+ if (ret)
+ goto done;
+ }
+
+ if (!mef_cfg.criteria)
+ mef_cfg.criteria = NXPWIFI_CRITERIA_BROADCAST |
+ NXPWIFI_CRITERIA_UNICAST |
+ NXPWIFI_CRITERIA_MULTICAST;
+
+ ret = nxpwifi_send_cmd(priv, HOST_CMD_MEF_CFG, HOST_ACT_GEN_SET, 0,
+ &mef_cfg, true);
+
+done:
+ kfree(mef_entry);
+ return ret;
+}
+
+static int nxpwifi_cfg80211_suspend(struct wiphy *wiphy,
+ struct cfg80211_wowlan *wowlan)
+{
+ struct nxpwifi_adapter *adapter = nxpwifi_cfg80211_get_adapter(wiphy);
+ struct nxpwifi_ds_hs_cfg hs_cfg;
+ int i, ret = 0, retry_num = 10;
+ struct nxpwifi_private *priv;
+ struct nxpwifi_private *sta_priv =
+ nxpwifi_get_priv(adapter, NXPWIFI_BSS_ROLE_STA);
+
+ sta_priv->scan_aborting = true;
+ for (i = 0; i < adapter->priv_num; i++) {
+ priv = adapter->priv[i];
+ nxpwifi_abort_cac(priv);
+ }
+
+ nxpwifi_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 (!nxpwifi_wmm_lists_empty(adapter) ||
+ !nxpwifi_bypass_txlist_empty(adapter) ||
+ !skb_queue_empty(&adapter->tx_data_q))
+ usleep_range(10000, 15000);
+ else
+ break;
+ }
+
+ if (!wowlan) {
+ nxpwifi_dbg(adapter, INFO,
+ "None of the WOWLAN triggers enabled\n");
+ ret = 0;
+ goto done;
+ }
+
+ if (!sta_priv->media_connected && !wowlan->nd_config) {
+ nxpwifi_dbg(adapter, ERROR,
+ "Can not configure WOWLAN in disconnected state\n");
+ ret = 0;
+ goto done;
+ }
+
+ ret = nxpwifi_set_mef_filter(sta_priv, wowlan);
+ if (ret) {
+ nxpwifi_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) {
+ nxpwifi_dbg(adapter, INFO, "Wake on net detect\n");
+ hs_cfg.conditions |= HS_CFG_COND_MAC_EVENT;
+ nxpwifi_cfg80211_sched_scan_start(wiphy, sta_priv->netdev,
+ wowlan->nd_config);
+ }
+
+ if (wowlan->disconnect) {
+ hs_cfg.conditions |= HS_CFG_COND_MAC_EVENT;
+ nxpwifi_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 = nxpwifi_set_hs_params(sta_priv, HOST_ACT_GEN_SET,
+ NXPWIFI_SYNC_CMD, &hs_cfg);
+ if (ret)
+ nxpwifi_dbg(adapter, ERROR, "Failed to set HS params\n");
+
+done:
+ sta_priv->scan_aborting = false;
+ return ret;
+}
+
+static int nxpwifi_cfg80211_resume(struct wiphy *wiphy)
+{
+ struct nxpwifi_adapter *adapter = nxpwifi_cfg80211_get_adapter(wiphy);
+ struct nxpwifi_private *priv;
+ struct nxpwifi_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 = nxpwifi_get_priv(adapter, NXPWIFI_BSS_ROLE_STA);
+ nxpwifi_get_wakeup_reason(priv, HOST_ACT_GEN_GET, NXPWIFI_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 nxpwifi_cfg80211_set_wakeup(struct wiphy *wiphy,
+ bool enabled)
+{
+ struct nxpwifi_adapter *adapter = nxpwifi_cfg80211_get_adapter(wiphy);
+
+ device_set_wakeup_enable(adapter->dev, enabled);
+}
+#endif
+
+static int nxpwifi_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[NXPWIFI_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[NXPWIFI_COALESCE_MAX_BYTESEQ] == 2) ||
+ (!memcmp(byte_seq, ipv6_mc_mac, 3) &&
+ byte_seq[NXPWIFI_COALESCE_MAX_BYTESEQ] == 3))
+ return PACKET_TYPE_MULTICAST;
+
+ return 0;
+}
+
+static int
+nxpwifi_fill_coalesce_rule_info(struct nxpwifi_private *priv,
+ struct cfg80211_coalesce_rules *crule,
+ struct nxpwifi_coalesce_rule *mrule)
+{
+ u8 byte_seq[NXPWIFI_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 (!nxpwifi_is_pattern_supported(&crule->patterns[i],
+ byte_seq,
+ NXPWIFI_COALESCE_MAX_BYTESEQ)) {
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "Pattern not supported\n");
+ return -EOPNOTSUPP;
+ }
+
+ if (!crule->patterns[i].pkt_offset) {
+ u8 pkt_type;
+
+ pkt_type = nxpwifi_get_coalesce_pkt_type(byte_seq);
+ if (pkt_type && mrule->pkt_type) {
+ nxpwifi_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[NXPWIFI_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) {
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "Packet type can not be determined\n");
+ return -EOPNOTSUPP;
+ }
+
+ return 0;
+}
+
+static int nxpwifi_cfg80211_set_coalesce(struct wiphy *wiphy,
+ struct cfg80211_coalesce *coalesce)
+{
+ struct nxpwifi_adapter *adapter = nxpwifi_cfg80211_get_adapter(wiphy);
+ int i, ret;
+ struct nxpwifi_ds_coalesce_cfg coalesce_cfg;
+ struct nxpwifi_private *priv =
+ nxpwifi_get_priv(adapter, NXPWIFI_BSS_ROLE_STA);
+
+ memset(&coalesce_cfg, 0, sizeof(coalesce_cfg));
+ if (!coalesce) {
+ nxpwifi_dbg(adapter, WARN,
+ "Disable coalesce and reset all previous rules\n");
+ return nxpwifi_send_cmd(priv, HOST_CMD_COALESCE_CFG,
+ HOST_ACT_GEN_SET, 0,
+ &coalesce_cfg, true);
+ }
+
+ coalesce_cfg.num_of_rules = coalesce->n_rules;
+ for (i = 0; i < coalesce->n_rules; i++) {
+ ret = nxpwifi_fill_coalesce_rule_info(priv, &coalesce->rules[i],
+ &coalesce_cfg.rule[i]);
+ if (ret) {
+ nxpwifi_dbg(adapter, ERROR,
+ "Recheck the patterns provided for rule %d\n",
+ i + 1);
+ return ret;
+ }
+ }
+
+ return nxpwifi_send_cmd(priv, HOST_CMD_COALESCE_CFG,
+ HOST_ACT_GEN_SET, 0, &coalesce_cfg, true);
+}
+
+static int
+nxpwifi_cfg80211_uap_add_station(struct nxpwifi_private *priv, const u8 *mac,
+ struct station_parameters *params)
+{
+ struct nxpwifi_sta_info add_sta;
+ int ret;
+
+ memcpy(add_sta.peer_mac, mac, ETH_ALEN);
+ add_sta.params = params;
+
+ ret = nxpwifi_send_cmd(priv, HOST_CMD_ADD_NEW_STATION,
+ HOST_ACT_ADD_STA, 0, (void *)&add_sta, true);
+
+ if (!ret) {
+ struct station_info *sinfo = NULL;
+
+ sinfo = kzalloc(sizeof(*sinfo), GFP_KERNEL);
+
+ if (sinfo) {
+ cfg80211_new_sta(priv->netdev, mac, sinfo, GFP_KERNEL);
+ kfree(sinfo);
+ }
+ }
+
+ return ret;
+}
+
+static int
+nxpwifi_cfg80211_add_station(struct wiphy *wiphy, struct net_device *dev,
+ const u8 *mac, struct station_parameters *params)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(dev);
+ int ret = -EOPNOTSUPP;
+
+ if (GET_BSS_ROLE(priv) == NXPWIFI_BSS_ROLE_UAP)
+ ret = nxpwifi_cfg80211_uap_add_station(priv, mac, params);
+
+ return ret;
+}
+
+static int
+nxpwifi_cfg80211_channel_switch(struct wiphy *wiphy, struct net_device *dev,
+ struct cfg80211_csa_settings *params)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(dev);
+ int chsw_msec;
+ int ret;
+
+ if (priv->adapter->scan_processing) {
+ nxpwifi_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;
+
+ if (params->block_tx) {
+ if (netif_carrier_ok(priv->netdev))
+ netif_carrier_off(priv->netdev);
+ nxpwifi_stop_net_dev_queue(priv->netdev, priv->adapter);
+ priv->uap_stop_tx = true;
+ }
+
+ ret = nxpwifi_del_mgmt_ies(priv);
+ if (ret)
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "Failed to delete mgmt IEs!\n");
+
+ ret = nxpwifi_set_mgmt_ies(priv, ¶ms->beacon_csa);
+ if (ret) {
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "%s: setting mgmt ies failed\n", __func__);
+ goto done;
+ }
+
+ memcpy(&priv->dfs_chandef, ¶ms->chandef, sizeof(priv->dfs_chandef));
+ memcpy(&priv->beacon_after, ¶ms->beacon_after,
+ sizeof(priv->beacon_after));
+
+ chsw_msec = max(params->count * priv->bss_cfg.beacon_period, 100);
+ nxpwifi_queue_delayed_work(priv->adapter, &priv->dfs_chan_sw_work,
+ msecs_to_jiffies(chsw_msec));
+
+done:
+ return ret;
+}
+
+static int nxpwifi_cfg80211_get_channel(struct wiphy *wiphy,
+ struct wireless_dev *wdev,
+ unsigned int link_id,
+ struct cfg80211_chan_def *chandef)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(wdev->netdev);
+ struct nxpwifi_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) == NXPWIFI_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 = nxpwifi_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 = nxpwifi_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 nxpwifi_tm_attr {
+ __NXPWIFI_TM_ATTR_INVALID = 0,
+ NXPWIFI_TM_ATTR_CMD = 1,
+ NXPWIFI_TM_ATTR_DATA = 2,
+
+ /* keep last */
+ __NXPWIFI_TM_ATTR_AFTER_LAST,
+ NXPWIFI_TM_ATTR_MAX = __NXPWIFI_TM_ATTR_AFTER_LAST - 1,
+};
+
+static const struct nla_policy nxpwifi_tm_policy[NXPWIFI_TM_ATTR_MAX + 1] = {
+ [NXPWIFI_TM_ATTR_CMD] = { .type = NLA_U32 },
+ [NXPWIFI_TM_ATTR_DATA] = { .type = NLA_BINARY,
+ .len = NXPWIFI_SIZE_OF_CMD_BUFFER },
+};
+
+enum nxpwifi_tm_command {
+ NXPWIFI_TM_CMD_HOSTCMD = 0,
+};
+
+static int nxpwifi_tm_cmd(struct wiphy *wiphy, struct wireless_dev *wdev,
+ void *data, int len)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(wdev->netdev);
+ struct nxpwifi_ds_misc_cmd *hostcmd;
+ struct nlattr *tb[NXPWIFI_TM_ATTR_MAX + 1];
+ struct sk_buff *skb;
+ int err;
+
+ if (!priv)
+ return -EINVAL;
+
+ err = nla_parse_deprecated(tb, NXPWIFI_TM_ATTR_MAX, data, len,
+ nxpwifi_tm_policy, NULL);
+ if (err)
+ return err;
+
+ if (!tb[NXPWIFI_TM_ATTR_CMD])
+ return -EINVAL;
+
+ switch (nla_get_u32(tb[NXPWIFI_TM_ATTR_CMD])) {
+ case NXPWIFI_TM_CMD_HOSTCMD:
+ if (!tb[NXPWIFI_TM_ATTR_DATA])
+ return -EINVAL;
+
+ hostcmd = kzalloc(sizeof(*hostcmd), GFP_KERNEL);
+ if (!hostcmd)
+ return -ENOMEM;
+
+ hostcmd->len = nla_len(tb[NXPWIFI_TM_ATTR_DATA]);
+ memcpy(hostcmd->cmd, nla_data(tb[NXPWIFI_TM_ATTR_DATA]),
+ hostcmd->len);
+
+ if (nxpwifi_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, NXPWIFI_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
+nxpwifi_cfg80211_start_radar_detection(struct wiphy *wiphy,
+ struct net_device *dev,
+ struct cfg80211_chan_def *chandef,
+ u32 cac_time_ms)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(dev);
+ struct nxpwifi_radar_params radar_params;
+ int ret;
+
+ if (priv->adapter->scan_processing) {
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "radar detection: scan already in process...\n");
+ return -EBUSY;
+ }
+
+ if (!nxpwifi_is_11h_active(priv)) {
+ nxpwifi_dbg(priv->adapter, INFO,
+ "Enable 11h extensions in FW\n");
+ if (nxpwifi_11h_activate(priv, true)) {
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "Failed to activate 11h extensions!!");
+ return -EPERM;
+ }
+ priv->state_11h.is_11h_active = true;
+ }
+
+ memset(&radar_params, 0, sizeof(struct nxpwifi_radar_params));
+ radar_params.chandef = chandef;
+ radar_params.cac_time_ms = cac_time_ms;
+
+ memcpy(&priv->dfs_chandef, chandef, sizeof(priv->dfs_chandef));
+
+ ret = nxpwifi_send_cmd(priv, HOST_CMD_CHAN_REPORT_REQUEST,
+ HOST_ACT_GEN_SET, 0, &radar_params, true);
+ if (!ret)
+ nxpwifi_queue_delayed_work(priv->adapter,
+ &priv->dfs_cac_work,
+ msecs_to_jiffies(cac_time_ms));
+
+ return ret;
+}
+
+static int
+nxpwifi_cfg80211_change_station(struct wiphy *wiphy, struct net_device *dev,
+ const u8 *mac,
+ struct station_parameters *params)
+{
+ return 0;
+}
+
+static int
+nxpwifi_cfg80211_authenticate(struct wiphy *wiphy,
+ struct net_device *dev,
+ struct cfg80211_auth_request *req)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(dev);
+ struct nxpwifi_adapter *adapter = priv->adapter;
+ struct nxpwifi_private *tmp_priv;
+ int i;
+ struct sk_buff *skb;
+ u16 pkt_len, auth_alg;
+ int ret;
+ struct nxpwifi_ieee80211_mgmt *mgmt;
+ struct nxpwifi_txinfo *tx_info;
+ u32 tx_control = 0, pkt_type = PKT_TYPE_MGMT;
+ u8 trans = 1, status_code = 0;
+ u8 *varptr;
+
+ if (GET_BSS_ROLE(priv) == NXPWIFI_BSS_ROLE_UAP) {
+ nxpwifi_dbg(adapter, ERROR, "Interface role is AP\n");
+ return -EINVAL;
+ }
+
+ if (priv->wdev.iftype != NL80211_IFTYPE_STATION) {
+ nxpwifi_dbg(adapter, ERROR,
+ "Interface type is not correct (type %d)\n",
+ priv->wdev.iftype);
+ return -EINVAL;
+ }
+
+ for (i = 0; i < NXPWIFI_MAX_BSS_NUM; i++) {
+ tmp_priv = adapter->priv[i];
+ if (tmp_priv == priv)
+ continue;
+ if (GET_BSS_ROLE(tmp_priv) == NXPWIFI_BSS_ROLE_UAP &&
+ netif_carrier_ok(tmp_priv->netdev) &&
+ cfg80211_chandef_valid(&tmp_priv->bss_chandef)) {
+ if (!ieee80211_channel_equal
+ (req->bss->channel, tmp_priv->bss_chandef.chan)) {
+ nxpwifi_dbg(adapter, MSG,
+ "STA/AP must on the same channel\n");
+ return -EOPNOTSUPP;
+ }
+ }
+ }
+
+ if (priv->auth_alg != WLAN_AUTH_SAE &&
+ (priv->auth_flag & HOST_MLME_AUTH_PENDING)) {
+ nxpwifi_dbg(adapter, ERROR, "Pending auth on going\n");
+ return -EBUSY;
+ }
+
+ if (!priv->host_mlme_reg) {
+ priv->host_mlme_reg = true;
+ priv->mgmt_frame_mask |= HOST_MLME_MGMT_MASK;
+ nxpwifi_send_cmd(priv, HOST_CMD_MGMT_FRAME_REG,
+ HOST_ACT_GEN_SET, 0,
+ &priv->mgmt_frame_mask, false);
+ }
+
+ switch (req->auth_type) {
+ case NL80211_AUTHTYPE_OPEN_SYSTEM:
+ auth_alg = WLAN_AUTH_OPEN;
+ break;
+ case NL80211_AUTHTYPE_SHARED_KEY:
+ auth_alg = WLAN_AUTH_SHARED_KEY;
+ break;
+ case NL80211_AUTHTYPE_FT:
+ auth_alg = WLAN_AUTH_FT;
+ break;
+ case NL80211_AUTHTYPE_NETWORK_EAP:
+ auth_alg = WLAN_AUTH_LEAP;
+ break;
+ case NL80211_AUTHTYPE_SAE:
+ auth_alg = WLAN_AUTH_SAE;
+ break;
+ default:
+ nxpwifi_dbg(adapter, ERROR,
+ "unsupported auth type=%d\n", req->auth_type);
+ return -EOPNOTSUPP;
+ }
+
+ if (!priv->auth_flag) {
+ ret = nxpwifi_remain_on_chan_cfg(priv, HOST_ACT_GEN_SET,
+ req->bss->channel,
+ AUTH_TX_DEFAULT_WAIT_TIME);
+
+ if (!ret) {
+ priv->roc_cfg.cookie =
+ nxpwifi_roc_cookie(adapter);
+ priv->roc_cfg.chan = *req->bss->channel;
+ } else {
+ return -EPERM;
+ }
+ }
+
+ priv->sec_info.authentication_mode = auth_alg;
+
+ nxpwifi_cancel_scan(adapter);
+
+ pkt_len = (u16)req->ie_len + req->auth_data_len +
+ NXPWIFI_MGMT_HEADER_LEN + NXPWIFI_AUTH_BODY_LEN;
+ if (req->auth_data_len >= 4)
+ pkt_len -= 4;
+
+ skb = dev_alloc_skb(NXPWIFI_MIN_DATA_HEADER_LEN +
+ NXPWIFI_MGMT_FRAME_HEADER_SIZE +
+ pkt_len + sizeof(pkt_len));
+ if (!skb) {
+ nxpwifi_dbg(adapter, ERROR,
+ "allocate skb failed for management frame\n");
+ return -ENOMEM;
+ }
+
+ tx_info = NXPWIFI_SKB_TXCB(skb);
+ memset(tx_info, 0, sizeof(*tx_info));
+ tx_info->bss_num = priv->bss_num;
+ tx_info->bss_type = priv->bss_type;
+ tx_info->pkt_len = pkt_len;
+
+ skb_reserve(skb, NXPWIFI_MIN_DATA_HEADER_LEN +
+ NXPWIFI_MGMT_FRAME_HEADER_SIZE + sizeof(pkt_len));
+ memcpy(skb_push(skb, sizeof(pkt_len)), &pkt_len, sizeof(pkt_len));
+ memcpy(skb_push(skb, sizeof(tx_control)),
+ &tx_control, sizeof(tx_control));
+ memcpy(skb_push(skb, sizeof(pkt_type)), &pkt_type, sizeof(pkt_type));
+
+ mgmt = (struct nxpwifi_ieee80211_mgmt *)skb_put(skb, pkt_len);
+ memset(mgmt, 0, pkt_len);
+ mgmt->frame_control =
+ cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
+ memcpy(mgmt->da, req->bss->bssid, ETH_ALEN);
+ memcpy(mgmt->sa, priv->curr_addr, ETH_ALEN);
+ memcpy(mgmt->bssid, req->bss->bssid, ETH_ALEN);
+ eth_broadcast_addr(mgmt->addr4);
+
+ if (req->auth_data_len >= 4) {
+ if (req->auth_type == NL80211_AUTHTYPE_SAE) {
+ __le16 *pos = (__le16 *)req->auth_data;
+
+ trans = le16_to_cpu(pos[0]);
+ status_code = le16_to_cpu(pos[1]);
+ }
+ memcpy((u8 *)(&mgmt->auth.variable), req->auth_data + 4,
+ req->auth_data_len - 4);
+ varptr = (u8 *)&mgmt->auth.variable +
+ (req->auth_data_len - 4);
+ }
+
+ mgmt->auth.auth_alg = cpu_to_le16(auth_alg);
+ mgmt->auth.auth_transaction = cpu_to_le16(trans);
+ mgmt->auth.status_code = cpu_to_le16(status_code);
+
+ if (req->ie && req->ie_len) {
+ if (!varptr)
+ varptr = (u8 *)&mgmt->auth.variable;
+ memcpy((u8 *)varptr, req->ie, req->ie_len);
+ }
+
+ priv->auth_flag = HOST_MLME_AUTH_PENDING;
+ priv->auth_alg = auth_alg;
+
+ skb->priority = WMM_HIGHEST_PRIORITY;
+ __net_timestamp(skb);
+
+ nxpwifi_dbg(adapter, MSG,
+ "auth: send authentication to %pM\n", req->bss->bssid);
+
+ nxpwifi_queue_tx_pkt(priv, skb);
+
+ return 0;
+}
+
+static int
+nxpwifi_cfg80211_associate(struct wiphy *wiphy, struct net_device *dev,
+ struct cfg80211_assoc_request *req)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(dev);
+ struct nxpwifi_adapter *adapter = priv->adapter;
+ int ret;
+ struct cfg80211_ssid req_ssid;
+ const u8 *ssid_ie;
+
+ if (GET_BSS_ROLE(priv) != NXPWIFI_BSS_ROLE_STA) {
+ nxpwifi_dbg(adapter, ERROR,
+ "%s: reject infra assoc request in non-STA role\n",
+ dev->name);
+ return -EINVAL;
+ }
+
+ if (test_bit(NXPWIFI_SURPRISE_REMOVED, &adapter->work_flags) ||
+ test_bit(NXPWIFI_IS_CMD_TIMEDOUT, &adapter->work_flags)) {
+ nxpwifi_dbg(adapter, ERROR,
+ "%s: Ignore association.\t"
+ "Card removed or FW in bad state\n",
+ dev->name);
+ return -EPERM;
+ }
+
+ if (priv->auth_alg == WLAN_AUTH_SAE)
+ priv->auth_flag = HOST_MLME_AUTH_DONE;
+
+ if (priv->auth_flag && !(priv->auth_flag & HOST_MLME_AUTH_DONE))
+ return -EBUSY;
+
+ if (priv->roc_cfg.cookie) {
+ ret = nxpwifi_remain_on_chan_cfg(priv, HOST_ACT_GEN_REMOVE,
+ &priv->roc_cfg.chan, 0);
+ if (!ret)
+ memset(&priv->roc_cfg, 0,
+ sizeof(struct nxpwifi_roc_cfg));
+ else
+ return ret;
+ }
+
+ if (!nxpwifi_stop_bg_scan(priv))
+ cfg80211_sched_scan_stopped_locked(priv->wdev.wiphy, 0);
+
+ memset(&req_ssid, 0, sizeof(struct cfg80211_ssid));
+ rcu_read_lock();
+ ssid_ie = ieee80211_bss_get_ie(req->bss, WLAN_EID_SSID);
+
+ if (!ssid_ie)
+ goto ssid_err;
+
+ req_ssid.ssid_len = ssid_ie[1];
+ if (req_ssid.ssid_len > IEEE80211_MAX_SSID_LEN) {
+ nxpwifi_dbg(adapter, ERROR, "invalid SSID - aborting\n");
+ goto ssid_err;
+ }
+
+ memcpy(req_ssid.ssid, ssid_ie + 2, req_ssid.ssid_len);
+ if (!req_ssid.ssid_len || req_ssid.ssid[0] < 0x20) {
+ nxpwifi_dbg(adapter, ERROR, "invalid SSID - aborting\n");
+ goto ssid_err;
+ }
+ rcu_read_unlock();
+
+ /* 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 = nxpwifi_set_encode(priv, NULL, NULL, 0, 0, NULL, 1);
+
+ if (req->crypto.n_ciphers_pairwise)
+ priv->sec_info.encryption_mode =
+ req->crypto.ciphers_pairwise[0];
+
+ if (req->crypto.cipher_group)
+ priv->sec_info.encryption_mode = req->crypto.cipher_group;
+
+ if (req->ie)
+ ret = nxpwifi_set_gen_ie(priv, req->ie, req->ie_len);
+
+ memcpy(priv->cfg_bssid, req->bss->bssid, ETH_ALEN);
+
+ nxpwifi_dbg(adapter, MSG,
+ "assoc: send association to %pM\n", req->bss->bssid);
+
+ cfg80211_ref_bss(adapter->wiphy, req->bss);
+
+ ret = nxpwifi_bss_start(priv, req->bss, &req_ssid);
+
+ if (ret) {
+ priv->auth_flag = 0;
+ priv->auth_alg = WLAN_AUTH_NONE;
+ eth_zero_addr(priv->cfg_bssid);
+ } else {
+ if (priv->assoc_rsp_size) {
+ priv->req_bss = req->bss;
+ adapter->assoc_resp_received = true;
+ nxpwifi_queue_work(adapter,
+ &adapter->host_mlme_work);
+ }
+ }
+
+ cfg80211_put_bss(priv->adapter->wiphy, req->bss);
+
+ return ret;
+
+ssid_err:
+
+ rcu_read_unlock();
+ return -EINVAL;
+}
+
+static int
+nxpwifi_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *dev,
+ u16 reason_code)
+{
+ struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(dev);
+ int ret;
+
+ if (!nxpwifi_stop_bg_scan(priv))
+ cfg80211_sched_scan_stopped_locked(priv->wdev.wiphy, 0);
+
+ ret = nxpwifi_deauthenticate(priv, NULL);
+ if (!ret) {
+ eth_zero_addr(priv->cfg_bssid);
+ priv->hs2_enabled = false;
+ }
+
+ return ret;
+}
+
+static int
+nxpwifi_cfg80211_deauthenticate(struct wiphy *wiphy,
+ struct net_device *dev,
+ struct cfg80211_deauth_request *req)
+{
+ return nxpwifi_cfg80211_disconnect(wiphy, dev, req->reason_code);
+}
+
+static int
+nxpwifi_cfg80211_disassociate(struct wiphy *wiphy,
+ struct net_device *dev,
+ struct cfg80211_disassoc_request *req)
+{
+ return nxpwifi_cfg80211_disconnect(wiphy, dev, req->reason_code);
+}
+
+static int
+nxpwifi_cfg80211_probe_client(struct wiphy *wiphy,
+ struct net_device *dev, const u8 *peer,
+ u64 *cookie)
+{
+ /* hostapd looks for NL80211_CMD_PROBE_CLIENT support; otherwise,
+ * it requires monitor-mode support (which mwifiex doesn't support).
+ * Provide fake probe_client support to work around this.
+ */
+ return -EOPNOTSUPP;
+}
+
+/* station cfg80211 operations */
+static struct cfg80211_ops nxpwifi_cfg80211_ops = {
+ .add_virtual_intf = nxpwifi_add_virtual_intf,
+ .del_virtual_intf = nxpwifi_del_virtual_intf,
+ .change_virtual_intf = nxpwifi_cfg80211_change_virtual_intf,
+ .scan = nxpwifi_cfg80211_scan,
+ .auth = nxpwifi_cfg80211_authenticate,
+ .assoc = nxpwifi_cfg80211_associate,
+ .deauth = nxpwifi_cfg80211_deauthenticate,
+ .disassoc = nxpwifi_cfg80211_disassociate,
+ .probe_client = nxpwifi_cfg80211_probe_client,
+ .get_station = nxpwifi_cfg80211_get_station,
+ .dump_station = nxpwifi_cfg80211_dump_station,
+ .dump_survey = nxpwifi_cfg80211_dump_survey,
+ .set_wiphy_params = nxpwifi_cfg80211_set_wiphy_params,
+ .add_key = nxpwifi_cfg80211_add_key,
+ .del_key = nxpwifi_cfg80211_del_key,
+ .set_default_mgmt_key = nxpwifi_cfg80211_set_default_mgmt_key,
+ .mgmt_tx = nxpwifi_cfg80211_mgmt_tx,
+ .update_mgmt_frame_registrations =
+ nxpwifi_cfg80211_update_mgmt_frame_registrations,
+ .remain_on_channel = nxpwifi_cfg80211_remain_on_channel,
+ .cancel_remain_on_channel = nxpwifi_cfg80211_cancel_remain_on_channel,
+ .set_default_key = nxpwifi_cfg80211_set_default_key,
+ .set_power_mgmt = nxpwifi_cfg80211_set_power_mgmt,
+ .set_tx_power = nxpwifi_cfg80211_set_tx_power,
+ .get_tx_power = nxpwifi_cfg80211_get_tx_power,
+ .set_bitrate_mask = nxpwifi_cfg80211_set_bitrate_mask,
+ .start_ap = nxpwifi_cfg80211_start_ap,
+ .stop_ap = nxpwifi_cfg80211_stop_ap,
+ .change_beacon = nxpwifi_cfg80211_change_beacon,
+ .set_cqm_rssi_config = nxpwifi_cfg80211_set_cqm_rssi_config,
+ .set_antenna = nxpwifi_cfg80211_set_antenna,
+ .get_antenna = nxpwifi_cfg80211_get_antenna,
+ .del_station = nxpwifi_cfg80211_del_station,
+ .sched_scan_start = nxpwifi_cfg80211_sched_scan_start,
+ .sched_scan_stop = nxpwifi_cfg80211_sched_scan_stop,
+ .change_station = nxpwifi_cfg80211_change_station,
+#ifdef CONFIG_PM
+ .suspend = nxpwifi_cfg80211_suspend,
+ .resume = nxpwifi_cfg80211_resume,
+ .set_wakeup = nxpwifi_cfg80211_set_wakeup,
+#endif
+ .set_coalesce = nxpwifi_cfg80211_set_coalesce,
+ .add_station = nxpwifi_cfg80211_add_station,
+ CFG80211_TESTMODE_CMD(nxpwifi_tm_cmd)
+ .get_channel = nxpwifi_cfg80211_get_channel,
+ .start_radar_detection = nxpwifi_cfg80211_start_radar_detection,
+ .channel_switch = nxpwifi_cfg80211_channel_switch,
+};
+
+#ifdef CONFIG_PM
+static const struct wiphy_wowlan_support nxpwifi_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 = NXPWIFI_MEF_MAX_FILTERS,
+ .pattern_min_len = 1,
+ .pattern_max_len = NXPWIFI_MAX_PATTERN_LEN,
+ .max_pkt_offset = NXPWIFI_MAX_OFFSET_LEN,
+ .max_nd_match_sets = NXPWIFI_MAX_ND_MATCH_SETS,
+};
+
+static const struct wiphy_wowlan_support nxpwifi_wowlan_support_no_gtk = {
+ .flags = WIPHY_WOWLAN_MAGIC_PKT | WIPHY_WOWLAN_DISCONNECT |
+ WIPHY_WOWLAN_NET_DETECT,
+ .n_patterns = NXPWIFI_MEF_MAX_FILTERS,
+ .pattern_min_len = 1,
+ .pattern_max_len = NXPWIFI_MAX_PATTERN_LEN,
+ .max_pkt_offset = NXPWIFI_MAX_OFFSET_LEN,
+ .max_nd_match_sets = NXPWIFI_MAX_ND_MATCH_SETS,
+};
+#endif
+
+static const struct wiphy_coalesce_support nxpwifi_coalesce_support = {
+ .n_rules = NXPWIFI_COALESCE_MAX_RULES,
+ .max_delay = NXPWIFI_MAX_COALESCING_DELAY,
+ .n_patterns = NXPWIFI_COALESCE_MAX_FILTERS,
+ .pattern_min_len = 1,
+ .pattern_max_len = NXPWIFI_MAX_PATTERN_LEN,
+ .max_pkt_offset = NXPWIFI_MAX_OFFSET_LEN,
+};
+
+int nxpwifi_init_channel_scan_gap(struct nxpwifi_adapter *adapter)
+{
+ u32 n_channels_bg, n_channels_a = 0;
+
+ n_channels_bg = nxpwifi_band_2ghz.n_channels;
+
+ if (adapter->config_bands & BAND_A)
+ n_channels_a = nxpwifi_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 nxpwifi_register_cfg80211(struct nxpwifi_adapter *adapter)
+{
+ int ret;
+ void *wdev_priv;
+ struct wiphy *wiphy;
+ struct nxpwifi_private *priv = adapter->priv[NXPWIFI_BSS_TYPE_STA];
+ u8 *country_code;
+ u32 thr, retry;
+
+ /* create a new wiphy for use with cfg80211 */
+ wiphy = wiphy_new(&nxpwifi_cfg80211_ops,
+ sizeof(struct nxpwifi_adapter *));
+ if (!wiphy) {
+ nxpwifi_dbg(adapter, ERROR,
+ "%s: creating new wiphy\n", __func__);
+ return -ENOMEM;
+ }
+
+ wiphy->max_scan_ssids = NXPWIFI_MAX_SSID_LIST_LENGTH;
+ wiphy->max_scan_ie_len = NXPWIFI_MAX_VSIE_LEN;
+
+ wiphy->mgmt_stypes = nxpwifi_mgmt_stypes;
+ wiphy->max_remain_on_channel_duration = 5000;
+ wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
+ BIT(NL80211_IFTYPE_AP);
+
+ wiphy->bands[NL80211_BAND_2GHZ] = &nxpwifi_band_2ghz;
+ if (adapter->config_bands & BAND_A)
+ wiphy->bands[NL80211_BAND_5GHZ] = &nxpwifi_band_5ghz;
+ else
+ wiphy->bands[NL80211_BAND_5GHZ] = NULL;
+
+ if (adapter->is_hw_11ac_capable)
+ wiphy->iface_combinations = &nxpwifi_iface_comb_ap_sta_vht;
+ else
+ wiphy->iface_combinations = &nxpwifi_iface_comb_ap_sta;
+ wiphy->n_iface_combinations = 1;
+
+ wiphy->max_ap_assoc_sta = adapter->max_sta_conn;
+
+ /* Initialize cipher suits */
+ wiphy->cipher_suites = nxpwifi_cipher_suites;
+ wiphy->n_cipher_suites = ARRAY_SIZE(nxpwifi_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_AP_PROBE_RESP_OFFLOAD |
+ WIPHY_FLAG_AP_UAPSD |
+ WIPHY_FLAG_REPORTS_OBSS |
+ WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL |
+ WIPHY_FLAG_HAS_CHANNEL_SWITCH |
+ WIPHY_FLAG_NETNS_OK |
+ WIPHY_FLAG_PS_ON_BY_DEFAULT;
+ wiphy->max_num_csa_counters = NXPWIFI_MAX_CSA_COUNTERS;
+
+#ifdef CONFIG_PM
+ if (ISSUPP_FIRMWARE_SUPPLICANT(priv->adapter->fw_cap_info))
+ wiphy->wowlan = &nxpwifi_wowlan_support;
+ else
+ wiphy->wowlan = &nxpwifi_wowlan_support_no_gtk;
+#endif
+
+ wiphy->coalesce = &nxpwifi_coalesce_support;
+
+ wiphy->probe_resp_offload = NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS |
+ NL80211_PROBE_RESP_OFFLOAD_SUPPORT_WPS2;
+
+ wiphy->max_sched_scan_reqs = 1;
+ wiphy->max_sched_scan_ssids = NXPWIFI_MAX_SSID_LIST_LENGTH;
+ wiphy->max_sched_scan_ie_len = NXPWIFI_MAX_VSIE_LEN;
+ wiphy->max_match_sets = NXPWIFI_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_SAE |
+ NL80211_FEATURE_INACTIVITY_TIMER |
+ NL80211_FEATURE_LOW_PRIORITY_SCAN |
+ NL80211_FEATURE_NEED_OBSS_SCAN;
+
+ 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 (adapter->fw_api_ver == NXPWIFI_FW_V15)
+ wiphy->features |= NL80211_FEATURE_SK_TX_STATUS;
+
+ /* Reserve space for nxpwifi specific private data for BSS */
+ wiphy->bss_priv_size = sizeof(struct nxpwifi_bss_priv);
+
+ wiphy->reg_notifier = nxpwifi_reg_notifier;
+
+ /* Set struct nxpwifi_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) {
+ nxpwifi_dbg(adapter, ERROR,
+ "%s: wiphy_register failed: %d\n", __func__, ret);
+ wiphy_free(wiphy);
+ return ret;
+ }
+
+ if (!adapter->regd) {
+ if (adapter->region_code == 0x00) {
+ nxpwifi_dbg(adapter, WARN,
+ "Ignore world regulatory domain\n");
+ } else {
+ wiphy->regulatory_flags |=
+ REGULATORY_DISABLE_BEACON_HINTS |
+ REGULATORY_COUNTRY_IE_IGNORE;
+ country_code =
+ nxpwifi_11d_code_2_region(adapter->region_code);
+ if (country_code &&
+ regulatory_hint(wiphy, country_code))
+ nxpwifi_dbg(priv->adapter, ERROR,
+ "regulatory_hint() failed\n");
+ }
+ }
+
+ nxpwifi_send_cmd(priv, HOST_CMD_802_11_SNMP_MIB,
+ HOST_ACT_GEN_GET, FRAG_THRESH_I, &thr, true);
+ wiphy->frag_threshold = thr;
+ nxpwifi_send_cmd(priv, HOST_CMD_802_11_SNMP_MIB,
+ HOST_ACT_GEN_GET, RTS_THRESH_I, &thr, true);
+ wiphy->rts_threshold = thr;
+ nxpwifi_send_cmd(priv, HOST_CMD_802_11_SNMP_MIB,
+ HOST_ACT_GEN_GET, SHORT_RETRY_LIM_I, &retry, true);
+ wiphy->retry_short = (u8)retry;
+ nxpwifi_send_cmd(priv, HOST_CMD_802_11_SNMP_MIB,
+ HOST_ACT_GEN_GET, LONG_RETRY_LIM_I, &retry, true);
+ wiphy->retry_long = (u8)retry;
+
+ adapter->wiphy = wiphy;
+ return ret;
+}
--
2.34.1
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