// SPDX-License-Identifier: GPL-2.0-only
/*
* nxpwifi: cfg80211 support
*
* 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) |
BIT(NL80211_IFTYPE_MONITOR),
},
};
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),
};
/* Map nl80211 channel types to secondary channel offsets */
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;
}
}
/* Map 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 ==
IEEE80211_HT_PARAM_CHA_SEC_ABOVE)
return NL80211_CHAN_HT40PLUS;
else
return NL80211_CHAN_HT40MINUS;
default:
return NL80211_CHAN_HT20;
}
}
return NL80211_CHAN_HT20;
}
/* Retrieve the driver private data from the wiphy */
static void *nxpwifi_cfg80211_get_adapter(struct wiphy *wiphy)
{
return (void *)(*(unsigned long *)wiphy_priv(wiphy));
}
/* cfg80211 operation handler to delete a network key. */
static int
nxpwifi_cfg80211_del_key(struct wiphy *wiphy, struct wireless_dev *wdev,
int link_id, u8 key_index, bool pairwise,
const u8 *mac_addr)
{
struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(wdev->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;
}
/* Build an skb containing a management frame */
static void
nxpwifi_form_mgmt_frame(struct sk_buff *skb, const u8 *buf, size_t len)
{
u8 addr[ETH_ALEN];
u16 pkt_len;
u32 tx_control = 0, pkt_type = PKT_TYPE_MGMT;
eth_broadcast_addr(addr);
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 = TC_PRIO_BESTEFFORT;
__net_timestamp(skb);
}
/* cfg80211 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)) {
/* Offloaded probe responses; skip TX in AP/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);
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;
}
/* cfg80211 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_mgmt_frame_reg(priv, priv->mgmt_frame_mask);
nxpwifi_dbg(priv->adapter, INFO, "info: mgmt frame registered\n");
}
}
/* cfg80211 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,
const u8 *rx_addr)
{
struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(wdev->netdev);
struct nxpwifi_adapter *adapter = priv->adapter;
int ret;
if (!chan) {
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) {
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;
}
/* cfg80211 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;
}
/* cfg80211 operation handler to set Tx power. */
static int
nxpwifi_cfg80211_set_tx_power(struct wiphy *wiphy,
struct wireless_dev *wdev,
int radio_idx,
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);
}
/* cfg80211 operation handler to get Tx power. */
static int
nxpwifi_cfg80211_get_tx_power(struct wiphy *wiphy,
struct wireless_dev *wdev,
int radio_idx,
unsigned int link_id,
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_get_tx_pwr(priv);
if (ret < 0)
return ret;
*dbm = priv->tx_power_level;
return 0;
}
/*
* cfg80211 handler for setting IEEE 802.11 Power Save mode.
*
* The 'timeout' parameter is not supported and is 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);
}
/*
* cfg80211 handler for setting the default WEP key.
*
* Ignored if WEP is not enabled.
*/
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;
}
/* cfg80211 handler for adding an 802.11 encryption key. */
static int
nxpwifi_cfg80211_add_key(struct wiphy *wiphy, struct wireless_dev *wdev,
int link_id, u8 key_index, bool pairwise,
const u8 *mac_addr, struct key_params *params)
{
struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(wdev->netdev);
struct nxpwifi_wep_key *wep_key;
u8 bc_mac[ETH_ALEN];
const u8 *peer_mac;
int ret;
eth_broadcast_addr(bc_mac);
peer_mac = pairwise ? mac_addr : bc_mac;
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;
}
/* cfg80211 handler for setting the default management key. */
static int
nxpwifi_cfg80211_set_default_mgmt_key(struct wiphy *wiphy,
struct wireless_dev *wdev,
int link_id,
u8 key_index)
{
return 0;
}
/*
* Sends regulatory domain information to the firmware.
*
* Includes:
* - Country code
* - Sub-band definitions (first channel, channel count, max TX power)
*/
int nxpwifi_send_domain_info_cmd_fw(struct wiphy *wiphy, enum nl80211_band band)
{
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;
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] = ' ';
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_apply_regdomain(priv);
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;
}
}
/*
* cfg80211 regulatory domain change callback.
*
* Invoked when the regulatory domain is updated by:
* - the driver
* - the system core
* - the user
* - a received Country IE
*/
static void nxpwifi_reg_notifier(struct wiphy *wiphy,
struct regulatory_request *request)
{
struct nxpwifi_adapter *adapter = nxpwifi_cfg80211_get_adapter(wiphy);
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;
}
/* Skip world/unchanged regulatory domains. */
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, NL80211_BAND_2GHZ);
if (adapter->fw_bands & BAND_A)
nxpwifi_send_domain_info_cmd_fw(wiphy,
NL80211_BAND_5GHZ);
}
}
/*
* cfg80211 op: set wiphy parameters.
* Updates RTS/fragmentation thresholds and retry limits based on 'changed'
* flags.
*/
static int
nxpwifi_cfg80211_set_wiphy_params(struct wiphy *wiphy, int radio_idx, 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:
bss_cfg = kzalloc_obj(*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_set_uap_sys_cfg(priv, bss_cfg);
kfree(bss_cfg);
if (ret)
nxpwifi_dbg(adapter, ERROR,
"Failed to set wiphy phy params\n");
break;
case NXPWIFI_BSS_ROLE_STA:
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;
int ret = 0;
if (priv->mgmt_frame_mask) {
priv->mgmt_frame_mask = 0;
ret = nxpwifi_mgmt_frame_reg(priv, priv->mgmt_frame_mask);
if (ret) {
nxpwifi_dbg(adapter, ERROR,
"could not unregister mgmt frame rx\n");
return ret;
}
priv->host_mlme_reg = false;
}
nxpwifi_deauthenticate(priv, NULL);
atomic_set(&adapter->iface_changing, 1);
flush_workqueue(adapter->workqueue);
flush_workqueue(adapter->rx_workqueue);
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;
int ret;
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;
break;
case NL80211_IFTYPE_AP:
priv->bss_role = NXPWIFI_BSS_ROLE_UAP;
break;
default:
nxpwifi_dbg(adapter, ERROR,
"%s: changing to %d not supported\n",
dev->name, type);
return -EOPNOTSUPP;
}
ret = nxpwifi_get_unused_bss_num(adapter, priv->bss_type,
&priv->bss_num);
if (ret) {
nxpwifi_dbg(adapter, ERROR,
"%s: no unused bss_num for type %d\n",
dev->name, priv->bss_type);
return ret;
}
flush_workqueue(adapter->workqueue);
atomic_set(&adapter->iface_changing, 0);
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;
case NL80211_IFTYPE_MONITOR:
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;
if (nxpwifi_set_bss_mode(priv))
return -1;
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;
if (nxpwifi_set_bss_mode(priv))
return -1;
if (ret)
goto done;
ret = nxpwifi_sta_init_cmd(priv, false, false);
done:
return ret;
}
/* cfg80211 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);
default:
goto errnotsupp;
}
default:
goto errnotsupp;
}
errnotsupp:
nxpwifi_dbg(priv->adapter, ERROR,
"unsupported interface type transition: %d to %d\n",
curr_iftype, type);
return -EOPNOTSUPP;
}
#define RATE_FORMAT_LG 0
#define RATE_FORMAT_HT 1
#define RATE_FORMAT_VHT 2
#define RATE_FORMAT_HE 3
static void
nxpwifi_parse_htinfo(struct nxpwifi_private *priv, u8 rateinfo, u8 htinfo,
struct rate_info *rate)
{
struct nxpwifi_adapter *adapter = priv->adapter;
u8 rate_format;
u8 he_dcm;
u8 stbc;
u8 gi;
u8 bw;
/* 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,
};
rate_format = htinfo & 0x3;
switch (rate_format) {
case RATE_FORMAT_LG:
if (rateinfo < ARRAY_SIZE(legacy_rates))
rate->legacy = legacy_rates[rateinfo];
break;
case RATE_FORMAT_HT:
rate->mcs = rateinfo;
rate->flags |= RATE_INFO_FLAGS_MCS;
break;
case RATE_FORMAT_VHT:
rate->mcs = rateinfo & 0xF;
rate->flags |= RATE_INFO_FLAGS_VHT_MCS;
break;
case RATE_FORMAT_HE:
rate->mcs = rateinfo & 0xF;
rate->flags |= RATE_INFO_FLAGS_HE_MCS;
he_dcm = 0; /* ToDo: ext_rate_info */
gi = (htinfo & BIT(4)) >> 4 |
(htinfo & BIT(7)) >> 6;
stbc = (htinfo & BIT(5)) >> 5;
if (gi > 3) {
nxpwifi_dbg(adapter, ERROR, "Invalid gi value\n");
break;
}
if (gi == 3 && stbc && he_dcm) {
gi = 0;
stbc = 0;
he_dcm = 0;
}
if (gi > 0)
gi -= 1;
rate->he_gi = gi;
rate->he_dcm = he_dcm;
break;
}
bw = (htinfo & 0xC) >> 2;
switch (bw) {
case 0:
rate->bw = RATE_INFO_BW_20;
break;
case 1:
rate->bw = RATE_INFO_BW_40;
break;
case 2:
rate->bw = RATE_INFO_BW_80;
break;
case 3:
rate->bw = RATE_INFO_BW_160;
break;
}
if (rate_format != RATE_FORMAT_HE && (htinfo & BIT(4)))
rate->flags |= RATE_INFO_FLAGS_SHORT_GI;
if ((rateinfo >> 4) == 1)
rate->nss = 2;
else
rate->nss = 1;
}
/*
* Dump station statistics into station_info.
* Includes bytes/packets counters, signal level, and TX/RX rates.
*/
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_get_rssi_info(priv);
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;
}
/* Retrieve DTIM period value from firmware. */
nxpwifi_get_802_11_snmp_mib(priv, DTIM_PERIOD_I, &priv->dtim_period);
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;
/* Convert bitrate from 500 kb/s units to 100 kb/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;
}
/*
* cfg80211 op: get station information.
* Works only when connected and fills station_info with current stats.
*/
static int
nxpwifi_cfg80211_get_station(struct wiphy *wiphy, struct wireless_dev *wdev,
const u8 *mac, struct station_info *sinfo)
{
struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(wdev->netdev);
struct nxpwifi_sta_node *node;
if (GET_BSS_ROLE(priv) == NXPWIFI_BSS_ROLE_STA) {
if (!priv->media_connected ||
memcmp(mac, priv->cfg_bssid, ETH_ALEN))
return -ENOENT;
node = NULL;
} else {
rcu_read_lock();
node = nxpwifi_get_sta_entry(priv, mac);
rcu_read_unlock();
}
return nxpwifi_dump_station_info(priv, node, sinfo);
}
/* cfg80211 operation handler to dump station information. */
static int
nxpwifi_cfg80211_dump_station(struct wiphy *wiphy, struct wireless_dev *wdev,
int idx, u8 *mac, struct station_info *sinfo)
{
struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(wdev->netdev);
struct nxpwifi_sta_node *node;
struct nxpwifi_sta_node *found = NULL;
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_ap_get_sta_list(priv);
i = 0;
rcu_read_lock();
list_for_each_entry_rcu(node, &priv->sta_list, list) {
if (i++ != idx)
continue;
found = node;
break;
}
rcu_read_unlock();
if (found) {
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 = {
.band = NL80211_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 = {
.band = NL80211_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,
WLAN_CIPHER_SUITE_GCMP_256,
WLAN_CIPHER_SUITE_CCMP_256,
WLAN_CIPHER_SUITE_BIP_GMAC_256,
WLAN_CIPHER_SUITE_BIP_CMAC_256,
};
/* 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),
},
};
/*
* cfg80211 op: set bitrate mask.
* Converts cfg80211 bitrate selections into firmware bitmap format.
*/
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 legacy rates (2.4 GHz only). */
if (band == NL80211_BAND_2GHZ)
bitmap_rates[0] = mask->control[band].legacy & 0x000f;
/* Fill OFDM legacy 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 bitmap (1x1 or 2x2 depending on hardware). */
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 bitmap if supported by firmware. */
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_set_tx_rate(priv, bitmap_rates);
}
/*
* cfg80211 op: configure connection-quality monitoring.
* Subscribes or unsubscribes HIGH_RSSI and LOW_RSSI events to firmware.
*/
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_802_11_subscribe_event(priv, &subsc_evt);
} else {
subsc_evt.action = HOST_ACT_BITWISE_CLR;
ret = nxpwifi_802_11_subscribe_event(priv, &subsc_evt);
}
return ret;
}
/*
* cfg80211 operation handler for change_beacon.
* Function retrieves and sets modified management IEs to FW.
*/
int nxpwifi_cfg80211_change_beacon(struct wiphy *wiphy,
struct net_device *dev,
struct cfg80211_ap_update *params)
{
struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(dev);
struct nxpwifi_adapter *adapter = priv->adapter;
struct cfg80211_beacon_data *data = ¶ms->beacon;
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 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 wireless_dev *wdev,
struct station_del_parameters *params)
{
struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(wdev->netdev);
struct nxpwifi_sta_node *sta_node;
u8 deauth_mac[ETH_ALEN];
int ret = 0;
if (!priv->bss_started && priv->wdev.links[0].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);
sta_node = nxpwifi_get_sta_entry(priv, params->mac);
if (sta_node)
ether_addr_copy(deauth_mac, params->mac);
if (is_valid_ether_addr(deauth_mac)) {
ret = nxpwifi_uap_sta_deauth(priv, deauth_mac);
nxpwifi_del_sta_entry(priv, deauth_mac);
}
return ret;
}
static int
nxpwifi_cfg80211_set_antenna(struct wiphy *wiphy, int radio_idx, 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_set_rf_antenna(priv, &ant_cfg);
}
static int
nxpwifi_cfg80211_get_antenna(struct wiphy *wiphy, int radio_idx, 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_get_rf_antenna(priv, tx_ant, rx_ant);
return ret;
}
/*
* cfg80211 op: stop AP.
* Stops the BSS running on the 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_ap_stop_bss(priv);
if (ret) {
nxpwifi_dbg(priv->adapter, ERROR,
"Failed to stop the BSS\n");
goto done;
}
ret = nxpwifi_ap_sys_reset(priv);
if (ret) {
nxpwifi_dbg(priv->adapter, ERROR,
"Failed to reset BSS\n");
goto done;
}
netif_carrier_off(priv->netdev);
nxpwifi_stop_net_dev_queue(priv->netdev, priv->adapter);
if (atomic_dec_and_test(&priv->adapter->uap_count)) {
priv->adapter->chandef_valid = false;
memset(&priv->adapter->chandef, 0, sizeof(priv->adapter->chandef));
}
done:
return ret;
}
/*
* cfg80211 op: start AP.
* Applies beacon/DTIM/SSID/security settings to the uAP configuration and
* starts the BSS.
*/
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 cfg80211_chan_def use_chandef;
bool is_first_uap = false;
int ret;
/*
* Adapter is the HW channel owner (single PHY).
* All UAP interfaces on the same adapter must share
* the same RF channel.
*/
use_chandef = params->chandef;
if (adapter->chandef_valid) {
if (!cfg80211_chandef_identical(&adapter->chandef,
¶ms->chandef)) {
nxpwifi_dbg(adapter, INFO,
"UAP already running on channel %d, ignore requested channel %d\n",
adapter->chandef.chan->hw_value,
params->chandef.chan->hw_value);
}
use_chandef = adapter->chandef;
} else {
is_first_uap = true;
}
if (GET_BSS_ROLE(priv) != NXPWIFI_BSS_ROLE_UAP)
return -EINVAL;
if (!nxpwifi_is_channel_setting_allowable(priv, params->chandef.chan))
return -EOPNOTSUPP;
bss_cfg = kzalloc_obj(*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;
}
/* Default: SSID is visible */
bss_cfg->bcast_ssid_ctl = NXPWIFI_BCAST_SSID_VISIBLE;
switch (params->hidden_ssid) {
case NL80211_HIDDEN_SSID_NOT_IN_USE:
bss_cfg->bcast_ssid_ctl = NXPWIFI_BCAST_SSID_VISIBLE;
break;
case NL80211_HIDDEN_SSID_ZERO_LEN:
bss_cfg->bcast_ssid_ctl = NXPWIFI_BCAST_SSID_HIDE_LEN_ZERO;
break;
case NL80211_HIDDEN_SSID_ZERO_CONTENTS:
bss_cfg->bcast_ssid_ctl = NXPWIFI_BCAST_SSID_HIDE_LEN_RETAIN;
break;
}
nxpwifi_uap_set_channel(priv, bss_cfg, use_chandef);
nxpwifi_set_uap_rates(bss_cfg, params);
ret = nxpwifi_set_secure_params(priv, bss_cfg, params);
if (ret) {
nxpwifi_dbg(adapter, ERROR,
"Failed to parse security parameters!\n");
goto done;
}
nxpwifi_set_ht_params(priv, bss_cfg, params);
if (adapter->is_hw_11ac_capable) {
nxpwifi_set_vht_params(priv, bss_cfg, params);
nxpwifi_set_vht_width(priv, use_chandef.width,
priv->ap_11ac_enabled);
}
if (priv->ap_11ac_enabled)
nxpwifi_set_11ac_ba_params(priv);
else
nxpwifi_set_ba_params(priv);
if (adapter->is_hw_11ax_capable) {
priv->ap_11ax_enabled =
nxpwifi_check_11ax_capability(priv, bss_cfg, params);
if (priv->ap_11ax_enabled)
nxpwifi_set_11ax_status(priv, bss_cfg, params);
}
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_set_mgmt_ies(priv, ¶ms->beacon);
if (ret)
goto done;
ret = nxpwifi_config_start_uap(priv, bss_cfg);
if (ret) {
nxpwifi_dbg(priv->adapter, ERROR,
"Failed to start AP\n");
goto done;
}
/* First UAP records adapter-level HW channel */
if (is_first_uap) {
adapter->chandef = use_chandef;
adapter->chandef_valid = true;
}
atomic_inc(&adapter->uap_count);
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;
}
/*
* cfg80211 op: handle scan request.
* Issues a firmware scan using the requested parameters and reports 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 requests during active scanning or scan cleanup.
* Prevents new scans when the interface is disabled or teardown is in
* progress.
*/
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_obj(*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;
}
/*
* cfg80211 sched_scan_start handler.
*
* Send a bgscan configuration request to the firmware based on the
* scheduled scan parameters. On success, the firmware later issues a
* BGSCAN_REPORT event, after which the driver should query the firmware
* for scan results.
*/
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_obj(*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);
/* Minimum scan cycle duration: 15 seconds */
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_bg_scan_config(priv, bgscan_cfg);
if (!ret)
priv->sched_scanning = true;
kfree(bgscan_cfg);
return ret;
}
/*
* cfg80211 sched_scan_stop handler.
*
* Send a bgscan configuration command to disable the previous
* background scan settings 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);
}
/*
* Set default cfg80211 HT capabilities.
*/
static void
nxpwifi_setup_ht_caps(struct nxpwifi_private *priv,
struct ieee80211_sta_ht_cap *ht_info)
{
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;
}
static void
nxpwifi_setup_vht_caps(struct nxpwifi_private *priv,
struct ieee80211_sta_vht_cap *vht_info)
{
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;
}
/*
* 5 GHz HE capability masks for UAP mode.
*
* MAC: TWT requester/respondor, broadcast TWT, OMI control.
*
* PHY: 40/80 MHz width, puncturing, LDPC, NDP 4xLTF, STBC,
* Doppler, DCM, SU BF/BFe, STS, sounding dims, extended
* range, PPE present, 4xLTF 0.8us GI, Rx 1024-QAM.
*/
#define UAP_HE_MAC_CAP0_MASK (IEEE80211_HE_MAC_CAP0_TWT_REQ | \
IEEE80211_HE_MAC_CAP0_TWT_RES)
#define UAP_HE_MAC_CAP1_MASK 0
#define UAP_HE_MAC_CAP2_MASK IEEE80211_HE_MAC_CAP2_BCAST_TWT
#define UAP_HE_MAC_CAP3_MASK IEEE80211_HE_MAC_CAP3_OMI_CONTROL
#define UAP_HE_MAC_CAP4_MASK 0
#define UAP_HE_MAC_CAP5_MASK 0
#define UAP_HE_PHY_CAP0_MASK IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G
#define UAP_HE_PHY_CAP1_MASK (IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD | \
IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_20MHZ | \
IEEE80211_HE_PHY_CAP1_PREAMBLE_PUNC_RX_80MHZ_ONLY_SECOND_40MHZ)
#define UAP_HE_PHY_CAP2_MASK (IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US | \
IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ | \
IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ | \
IEEE80211_HE_PHY_CAP2_DOPPLER_TX | \
IEEE80211_HE_PHY_CAP2_DOPPLER_RX)
#define UAP_HE_PHY_CAP3_MASK (IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK | \
IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_1 | \
IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK | \
IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_1 | \
IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER)
#define UAP_HE_PHY_CAP4_MASK (IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE | \
IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_8)
#define UAP_HE_PHY_CAP5_MASK IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_2
#define UAP_HE_PHY_CAP6_MASK (IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE | \
IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT)
#define UAP_HE_PHY_CAP7_MASK (IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI | \
IEEE80211_HE_PHY_CAP7_MAX_NC_1)
#define UAP_HE_PHY_CAP8_MASK 0
#define UAP_HE_PHY_CAP9_MASK IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU
#define UAP_HE_PHY_CAP10_MASK 0
/*
* 2.4 GHz HE capability masks for UAP mode.
*
* MAC: HTC HE, OMI control (no UL OFDMA).
* PHY: 40 MHz, LDPC, NDP 4xLTF, STBC, Doppler, DCM,
* SU BF/BFe, STS/sounding dims, extended range,
* PPE present, 4xLTF 0.8us GI, Rx 1024-QAM.
*/
#define UAP_HE_2G_MAC_CAP0_MASK 0x00
#define UAP_HE_2G_MAC_CAP1_MASK 0x00
#define UAP_HE_2G_MAC_CAP2_MASK 0x00
#define UAP_HE_2G_MAC_CAP3_MASK IEEE80211_HE_MAC_CAP3_OMI_CONTROL
#define UAP_HE_2G_MAC_CAP4_MASK 0x00
#define UAP_HE_2G_MAC_CAP5_MASK 0x00
#define UAP_HE_2G_PHY_CAP0_MASK IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G
#define UAP_HE_2G_PHY_CAP1_MASK IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD
#define UAP_HE_2G_PHY_CAP2_MASK (IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US | \
IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ | \
IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ | \
IEEE80211_HE_PHY_CAP2_DOPPLER_TX | \
IEEE80211_HE_PHY_CAP2_DOPPLER_RX)
#define UAP_HE_2G_PHY_CAP3_MASK (IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_BPSK | \
IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_1 | \
IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_BPSK | \
IEEE80211_HE_PHY_CAP3_DCM_MAX_RX_NSS_1 | \
IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER)
#define UAP_HE_2G_PHY_CAP4_MASK (IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE | \
IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_8)
#define UAP_HE_2G_PHY_CAP5_MASK IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_2
#define UAP_HE_2G_PHY_CAP6_MASK (IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE | \
IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT)
#define UAP_HE_2G_PHY_CAP7_MASK (IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI | \
IEEE80211_HE_PHY_CAP7_MAX_NC_1)
#define UAP_HE_2G_PHY_CAP8_MASK 0x00
#define UAP_HE_2G_PHY_CAP9_MASK IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU
#define UAP_HE_2G_PHY_CAP10_MASK 0x00
#define HE_CAP_FIX_SIZE 22
static void
nxpwifi_update_11ax_ie(u8 band,
struct nxpwifi_11ax_he_cap_cfg *he_cap_cfg)
{
if (band == BAND_A) {
he_cap_cfg->cap_elem.mac_cap_info[0] &= UAP_HE_MAC_CAP0_MASK;
he_cap_cfg->cap_elem.mac_cap_info[1] &= UAP_HE_MAC_CAP1_MASK;
he_cap_cfg->cap_elem.mac_cap_info[2] &= UAP_HE_MAC_CAP2_MASK;
he_cap_cfg->cap_elem.mac_cap_info[3] &= UAP_HE_MAC_CAP3_MASK;
he_cap_cfg->cap_elem.mac_cap_info[4] &= UAP_HE_MAC_CAP4_MASK;
he_cap_cfg->cap_elem.mac_cap_info[5] &= UAP_HE_MAC_CAP5_MASK;
he_cap_cfg->cap_elem.phy_cap_info[0] &= UAP_HE_PHY_CAP0_MASK;
he_cap_cfg->cap_elem.phy_cap_info[1] &= UAP_HE_PHY_CAP1_MASK;
he_cap_cfg->cap_elem.phy_cap_info[2] &= UAP_HE_PHY_CAP2_MASK;
he_cap_cfg->cap_elem.phy_cap_info[3] &= UAP_HE_PHY_CAP3_MASK;
he_cap_cfg->cap_elem.phy_cap_info[4] &= UAP_HE_PHY_CAP4_MASK;
he_cap_cfg->cap_elem.phy_cap_info[5] &= UAP_HE_PHY_CAP5_MASK;
he_cap_cfg->cap_elem.phy_cap_info[6] &= UAP_HE_PHY_CAP6_MASK;
he_cap_cfg->cap_elem.phy_cap_info[7] &= UAP_HE_PHY_CAP7_MASK;
he_cap_cfg->cap_elem.phy_cap_info[8] &= UAP_HE_PHY_CAP8_MASK;
he_cap_cfg->cap_elem.phy_cap_info[9] &= UAP_HE_PHY_CAP9_MASK;
he_cap_cfg->cap_elem.phy_cap_info[10] &= UAP_HE_PHY_CAP10_MASK;
} else {
he_cap_cfg->cap_elem.mac_cap_info[0] &= UAP_HE_2G_MAC_CAP0_MASK;
he_cap_cfg->cap_elem.mac_cap_info[1] &= UAP_HE_2G_MAC_CAP1_MASK;
he_cap_cfg->cap_elem.mac_cap_info[2] &= UAP_HE_2G_MAC_CAP2_MASK;
he_cap_cfg->cap_elem.mac_cap_info[3] &= UAP_HE_2G_MAC_CAP3_MASK;
he_cap_cfg->cap_elem.mac_cap_info[4] &= UAP_HE_2G_MAC_CAP4_MASK;
he_cap_cfg->cap_elem.mac_cap_info[5] &= UAP_HE_2G_MAC_CAP5_MASK;
he_cap_cfg->cap_elem.phy_cap_info[0] &= UAP_HE_2G_PHY_CAP0_MASK;
he_cap_cfg->cap_elem.phy_cap_info[1] &= UAP_HE_2G_PHY_CAP1_MASK;
he_cap_cfg->cap_elem.phy_cap_info[2] &= UAP_HE_2G_PHY_CAP2_MASK;
he_cap_cfg->cap_elem.phy_cap_info[3] &= UAP_HE_2G_PHY_CAP3_MASK;
he_cap_cfg->cap_elem.phy_cap_info[4] &= UAP_HE_2G_PHY_CAP4_MASK;
he_cap_cfg->cap_elem.phy_cap_info[5] &= UAP_HE_2G_PHY_CAP5_MASK;
he_cap_cfg->cap_elem.phy_cap_info[6] &= UAP_HE_2G_PHY_CAP6_MASK;
he_cap_cfg->cap_elem.phy_cap_info[7] &= UAP_HE_2G_PHY_CAP7_MASK;
he_cap_cfg->cap_elem.phy_cap_info[8] &= UAP_HE_2G_PHY_CAP8_MASK;
he_cap_cfg->cap_elem.phy_cap_info[9] &= UAP_HE_2G_PHY_CAP9_MASK;
he_cap_cfg->cap_elem.phy_cap_info[10] &= UAP_HE_2G_PHY_CAP10_MASK;
}
}
static void
nxpwifi_setup_he_caps(struct nxpwifi_private *priv,
struct ieee80211_supported_band *band)
{
struct nxpwifi_adapter *adapter = priv->adapter;
struct ieee80211_sband_iftype_data *iftype_data;
struct nxpwifi_11ax_he_cap_cfg he_cap_cfg;
u8 hw_he_cap_len;
u8 extra_mcs_size;
int ppe_threshold_len;
if (band->band == NL80211_BAND_5GHZ) {
hw_he_cap_len = adapter->hw_he_cap_len;
memcpy(&he_cap_cfg, adapter->hw_he_cap, hw_he_cap_len);
nxpwifi_update_11ax_ie(BAND_A, &he_cap_cfg);
} else {
hw_he_cap_len = adapter->hw_2g_he_cap_len;
memcpy(&he_cap_cfg, adapter->hw_2g_he_cap, hw_he_cap_len);
nxpwifi_update_11ax_ie(BAND_G, &he_cap_cfg);
}
if (!hw_he_cap_len)
return;
iftype_data = kmalloc_obj(*iftype_data, GFP_KERNEL);
if (!iftype_data)
return;
memset(iftype_data, 0, sizeof(*iftype_data));
iftype_data->types_mask =
BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_AP);
iftype_data->he_cap.has_he = true;
memcpy(iftype_data->he_cap.he_cap_elem.mac_cap_info,
he_cap_cfg.cap_elem.mac_cap_info,
sizeof(he_cap_cfg.cap_elem.mac_cap_info));
memcpy(iftype_data->he_cap.he_cap_elem.phy_cap_info,
he_cap_cfg.cap_elem.phy_cap_info,
sizeof(he_cap_cfg.cap_elem.phy_cap_info));
memset(&iftype_data->he_cap.he_mcs_nss_supp,
0xff,
sizeof(iftype_data->he_cap.he_mcs_nss_supp));
memcpy(&iftype_data->he_cap.he_mcs_nss_supp,
he_cap_cfg.he_txrx_mcs_support,
sizeof(he_cap_cfg.he_txrx_mcs_support));
extra_mcs_size = 0;
/* Add 160 MHz MCS/NSS if supported */
if (he_cap_cfg.cap_elem.phy_cap_info[0] & BIT(3))
extra_mcs_size += 4;
/* Add 80+80 MHz MCS/NSS if supported */
if (he_cap_cfg.cap_elem.phy_cap_info[0] & BIT(4))
extra_mcs_size += 4;
if (extra_mcs_size)
memcpy((u8 *)&iftype_data->he_cap.he_mcs_nss_supp.rx_mcs_160,
he_cap_cfg.val, extra_mcs_size);
/* Parse PPE thresholds when present */
ppe_threshold_len = he_cap_cfg.len - HE_CAP_FIX_SIZE - extra_mcs_size;
if (he_cap_cfg.cap_elem.phy_cap_info[6] & BIT(7) && ppe_threshold_len) {
memcpy(iftype_data->he_cap.ppe_thres,
&he_cap_cfg.val[extra_mcs_size],
ppe_threshold_len);
} else {
iftype_data->he_cap.he_cap_elem.phy_cap_info[6] &= BIT(7);
}
_ieee80211_set_sband_iftype_data(band, iftype_data, 1);
}
/* 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;
case NL80211_IFTYPE_MONITOR:
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_MONITOR;
priv->bss_type = NXPWIFI_BSS_TYPE_UAP;
priv->frame_type = NXPWIFI_DATA_FRAME_TYPE_ETH_II;
priv->bss_priority = 0;
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);
if (type != NL80211_IFTYPE_MONITOR) {
ret = nxpwifi_set_bss_mode(priv);
if (ret) {
nxpwifi_dbg(adapter, ERROR,
"%s: err_set_bss_mode\n", __func__);
goto err_set_bss_mode;
}
}
ret = nxpwifi_sta_init_cmd(priv, false, false);
if (ret)
goto err_sta_init;
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;
if (type == NL80211_IFTYPE_MONITOR)
dev->type = ARPHRD_IEEE80211_RADIOTAP;
SET_NETDEV_DEV(dev, adapter->dev);
wiphy_work_init(&priv->reset_conn_state_work, nxpwifi_reset_conn_state_work);
wiphy_delayed_work_init(&priv->dfs_cac_work, nxpwifi_dfs_cac_work);
wiphy_delayed_work_init(&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->bss_mode == NL80211_IFTYPE_MONITOR) {
struct nxpwifi_802_11_net_monitor netmon_cfg;
memset(&netmon_cfg, 0, sizeof(struct nxpwifi_802_11_net_monitor));
nxpwifi_config_monitor_mode(priv, &netmon_cfg);
}
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);
}
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 < adapter->priv_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];
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, "\x33\x33", 2) &&
(byte_seq[NXPWIFI_MEF_MAX_BYTESEQ] == 2)) ||
(!memcmp(byte_seq, "\x01\x00\x5e", 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 = kzalloc_objs(*mef_entry, num_entries, 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_mef_cfg(priv, &mef_cfg);
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);
adapter->wowlan_enabled = false;
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->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");
adapter->wowlan_enabled = true;
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->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)
{
if ((byte_seq[0] & 0x01) &&
byte_seq[NXPWIFI_COALESCE_MAX_BYTESEQ] == 1)
return PACKET_TYPE_UNICAST;
else if (is_broadcast_ether_addr(byte_seq))
return PACKET_TYPE_BROADCAST;
else if ((!memcmp(byte_seq, "\x33\x33", 2) &&
byte_seq[NXPWIFI_COALESCE_MAX_BYTESEQ] == 2) ||
(!memcmp(byte_seq, "\x01\x00\x5e", 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)
return nxpwifi_coalesce_cfg(priv, &coalesce_cfg);
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_coalesce_cfg(priv, &coalesce_cfg);
}
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_add_new_station(priv, &add_sta);
return ret;
}
static int
nxpwifi_cfg80211_add_station(struct wiphy *wiphy, struct wireless_dev *wdev,
const u8 *mac, struct station_parameters *params)
{
struct nxpwifi_private *priv = nxpwifi_netdev_get_priv(wdev->netdev);
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.links[0].cac_started)
return -EBUSY;
if (cfg80211_chandef_identical(¶ms->chandef,
&priv->dfs_chandef))
return -EINVAL;
if (params->block_tx) {
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->ap_update_info.beacon, ¶ms->beacon_after,
sizeof(priv->ap_update_info.beacon));
chsw_msec = max(params->count * priv->bss_cfg.beacon_period, 100);
nxpwifi_queue_delayed_wiphy_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_obj(*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_hostcmd(priv, hostcmd)) {
nxpwifi_dbg(priv->adapter, ERROR, "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, int link_id)
{
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_chan_report_request(priv, &radar_params);
if (!ret)
nxpwifi_queue_delayed_wiphy_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 wireless_dev *wdev,
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 sk_buff *skb;
u16 pkt_len, auth_alg;
int ret;
struct ieee80211_mgmt *mgmt;
struct nxpwifi_txinfo *tx_info;
u8 trans = 1, status_code = 0;
u8 *varptr = NULL;
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;
}
if (!nxpwifi_is_channel_setting_allowable(priv, req->bss->channel))
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_mgmt_frame_reg(priv, priv->mgmt_frame_mask);
}
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 & HOST_MLME_AUTH_PENDING)) {
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;
mgmt = kzalloc(pkt_len, GFP_KERNEL);
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;
memcpy(mgmt->da, req->bss->bssid, ETH_ALEN);
memcpy(mgmt->sa, priv->curr_addr, ETH_ALEN);
memcpy(mgmt->bssid, req->bss->bssid, ETH_ALEN);
mgmt->frame_control =
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH);
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->u.auth.variable), req->auth_data + 4,
req->auth_data_len - 4);
varptr = (u8 *)&mgmt->u.auth.variable +
(req->auth_data_len - 4);
}
mgmt->u.auth.auth_alg = cpu_to_le16(auth_alg);
mgmt->u.auth.auth_transaction = cpu_to_le16(trans);
mgmt->u.auth.status_code = cpu_to_le16(status_code);
if (req->ie && req->ie_len) {
if (!varptr)
varptr = (u8 *)&mgmt->u.auth.variable;
memcpy((u8 *)varptr, req->ie, req->ie_len);
}
nxpwifi_form_mgmt_frame(skb, (const u8 *)mgmt, pkt_len);
kfree(mgmt);
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);
}
if (ret >= 0) {
if (priv->assoc_rsp_size) {
priv->req_bss = req->bss;
adapter->assoc_resp_received = true;
nxpwifi_queue_wiphy_work(adapter,
&adapter->host_mlme_work);
}
ret = 0;
}
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_peer(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_peer support to work around this.
*/
return -EOPNOTSUPP;
}
/* station cfg80211 operations */
static const 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_peer = nxpwifi_cfg80211_probe_peer,
.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->fw_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;
}
/*
* Register the device with cfg80211.
*
* Create and initialize the wiphy, fill in defaults and handlers,
* then register it with the cfg80211 subsystem.
*/
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];
struct ieee80211_sta_ht_cap *ht_cap;
struct ieee80211_sta_vht_cap *vht_cap;
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) |
BIT(NL80211_IFTYPE_MONITOR);
wiphy->max_num_akm_suites = CFG80211_MAX_NUM_AKM_SUITES;
wiphy->bands[NL80211_BAND_2GHZ] =
devm_kmemdup(adapter->dev, &nxpwifi_band_2ghz,
sizeof(nxpwifi_band_2ghz), GFP_KERNEL);
if (!wiphy->bands[NL80211_BAND_2GHZ]) {
ret = -ENOMEM;
goto err;
}
if (adapter->fw_bands & BAND_A) {
wiphy->bands[NL80211_BAND_5GHZ] =
devm_kmemdup(adapter->dev, &nxpwifi_band_5ghz,
sizeof(nxpwifi_band_5ghz), GFP_KERNEL);
if (!wiphy->bands[NL80211_BAND_5GHZ]) {
ret = -ENOMEM;
goto err;
}
} else {
wiphy->bands[NL80211_BAND_5GHZ] = NULL;
}
ht_cap = &wiphy->bands[NL80211_BAND_2GHZ]->ht_cap;
nxpwifi_setup_ht_caps(priv, ht_cap);
if (adapter->is_hw_11ac_capable) {
vht_cap = &wiphy->bands[NL80211_BAND_2GHZ]->vht_cap;
nxpwifi_setup_vht_caps(priv, vht_cap);
}
if (adapter->is_hw_11ax_capable)
nxpwifi_setup_he_caps(priv, wiphy->bands[NL80211_BAND_2GHZ]);
if (adapter->fw_bands & BAND_A) {
ht_cap = &wiphy->bands[NL80211_BAND_5GHZ]->ht_cap;
nxpwifi_setup_ht_caps(priv, ht_cap);
if (adapter->is_hw_11ac_capable) {
vht_cap = &wiphy->bands[NL80211_BAND_5GHZ]->vht_cap;
nxpwifi_setup_vht_caps(priv, vht_cap);
}
if (adapter->is_hw_11ax_capable)
nxpwifi_setup_he_caps(priv, wiphy->bands[NL80211_BAND_5GHZ]);
}
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);
goto err;
}
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_get_802_11_snmp_mib(priv, FRAG_THRESH_I, &thr);
wiphy->frag_threshold = thr;
nxpwifi_get_802_11_snmp_mib(priv, RTS_THRESH_I, &thr);
wiphy->rts_threshold = thr;
nxpwifi_get_802_11_snmp_mib(priv, SHORT_RETRY_LIM_I, &retry);
wiphy->retry_short = (u8)retry;
nxpwifi_get_802_11_snmp_mib(priv, LONG_RETRY_LIM_I, &retry);
wiphy->retry_long = (u8)retry;
adapter->wiphy = wiphy;
return ret;
err:
wiphy_free(wiphy);
return ret;
}