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charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-Network-Message-Id: 25a8b413-40ec-41a2-f815-08d68e5df6c4 X-MS-Exchange-CrossTenant-originalarrivaltime: 09 Feb 2019 07:12:31.4631 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-id: 3f4057f3-b418-4d4e-ba84-d55b4e897d88 X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR11MB3128 X-OriginatorOrg: microchip.com Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Ajay Singh Moved '/driver/staging/wilc1000/wilc_wfi_cfgoperations.c' to 'drivers/net/wireless/microchip/wilc1000/'. Signed-off-by: Ajay Singh --- .../microchip/wilc1000/wilc_wfi_cfgoperations.c | 1878 ++++++++++++++++= ++++ 1 file changed, 1878 insertions(+) create mode 100644 drivers/net/wireless/microchip/wilc1000/wilc_wfi_cfgope= rations.c diff --git a/drivers/net/wireless/microchip/wilc1000/wilc_wfi_cfgoperations= .c b/drivers/net/wireless/microchip/wilc1000/wilc_wfi_cfgoperations.c new file mode 100644 index 0000000..5e7a467 --- /dev/null +++ b/drivers/net/wireless/microchip/wilc1000/wilc_wfi_cfgoperations.c @@ -0,0 +1,1878 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2012 - 2018 Microchip Technology Inc., and its subsidiari= es. + * All rights reserved. + */ + +#include "wilc_wfi_cfgoperations.h" + +#define FRAME_TYPE_ID 0 +#define ACTION_CAT_ID 24 +#define ACTION_SUBTYPE_ID 25 +#define P2P_PUB_ACTION_SUBTYPE 30 + +#define ACTION_FRAME 0xd0 +#define GO_INTENT_ATTR_ID 0x04 +#define CHANLIST_ATTR_ID 0x0b +#define OPERCHAN_ATTR_ID 0x11 +#define PUB_ACTION_ATTR_ID 0x04 +#define P2PELEM_ATTR_ID 0xdd + +#define GO_NEG_REQ 0x00 +#define GO_NEG_RSP 0x01 +#define GO_NEG_CONF 0x02 +#define P2P_INV_REQ 0x03 +#define P2P_INV_RSP 0x04 +#define PUBLIC_ACT_VENDORSPEC 0x09 +#define GAS_INITIAL_REQ 0x0a +#define GAS_INITIAL_RSP 0x0b + +#define WILC_INVALID_CHANNEL 0 + +static const struct ieee80211_txrx_stypes + wilc_wfi_cfg80211_mgmt_types[NUM_NL80211_IFTYPES] =3D { + [NL80211_IFTYPE_STATION] =3D { + .tx =3D 0xffff, + .rx =3D BIT(IEEE80211_STYPE_ACTION >> 4) | + BIT(IEEE80211_STYPE_PROBE_REQ >> 4) + }, + [NL80211_IFTYPE_AP] =3D { + .tx =3D 0xffff, + .rx =3D 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) + }, + [NL80211_IFTYPE_P2P_CLIENT] =3D { + .tx =3D 0xffff, + .rx =3D BIT(IEEE80211_STYPE_ACTION >> 4) | + BIT(IEEE80211_STYPE_PROBE_REQ >> 4) | + BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) | + BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) | + BIT(IEEE80211_STYPE_DISASSOC >> 4) | + BIT(IEEE80211_STYPE_AUTH >> 4) | + BIT(IEEE80211_STYPE_DEAUTH >> 4) + } +}; + +static const struct wiphy_wowlan_support wowlan_support =3D { + .flags =3D WIPHY_WOWLAN_ANY +}; + +struct wilc_p2p_mgmt_data { + int size; + u8 *buff; +}; + +static const u8 p2p_oui[] =3D {0x50, 0x6f, 0x9A, 0x09}; +static const u8 p2p_vendor_spec[] =3D {0xdd, 0x05, 0x00, 0x08, 0x40, 0x03}= ; + +#define WILC_IP_TIMEOUT_MS 15000 + +static void clear_during_ip(struct timer_list *t) +{ + struct wilc_vif *vif =3D from_timer(vif, t, during_ip_timer); + + vif->obtaining_ip =3D false; +} + +static void cfg_scan_result(enum scan_event scan_event, + struct wilc_rcvd_net_info *info, void *user_void) +{ + struct wilc_priv *priv =3D user_void; + + if (!priv->cfg_scanning) + return; + + if (scan_event =3D=3D SCAN_EVENT_NETWORK_FOUND) { + s32 freq; + struct ieee80211_channel *channel; + struct cfg80211_bss *bss; + struct wiphy *wiphy =3D priv->dev->ieee80211_ptr->wiphy; + + if (!wiphy || !info) + return; + + freq =3D ieee80211_channel_to_frequency((s32)info->ch, + NL80211_BAND_2GHZ); + channel =3D ieee80211_get_channel(wiphy, freq); + if (!channel) + return; + + bss =3D cfg80211_inform_bss_frame(wiphy, channel, info->mgmt, + info->frame_len, + (s32)info->rssi * 100, + GFP_KERNEL); + if (!bss) + cfg80211_put_bss(wiphy, bss); + } else if (scan_event =3D=3D SCAN_EVENT_DONE) { + mutex_lock(&priv->scan_req_lock); + + if (priv->scan_req) { + struct cfg80211_scan_info info =3D { + .aborted =3D false, + }; + + cfg80211_scan_done(priv->scan_req, &info); + priv->cfg_scanning =3D false; + priv->scan_req =3D NULL; + } + mutex_unlock(&priv->scan_req_lock); + } else if (scan_event =3D=3D SCAN_EVENT_ABORTED) { + mutex_lock(&priv->scan_req_lock); + + if (priv->scan_req) { + struct cfg80211_scan_info info =3D { + .aborted =3D false, + }; + + cfg80211_scan_done(priv->scan_req, &info); + priv->cfg_scanning =3D false; + priv->scan_req =3D NULL; + } + mutex_unlock(&priv->scan_req_lock); + } +} + +static void cfg_connect_result(enum conn_event conn_disconn_evt, u8 mac_st= atus, + void *priv_data) +{ + struct wilc_priv *priv =3D priv_data; + struct net_device *dev =3D priv->dev; + struct wilc_vif *vif =3D netdev_priv(dev); + struct wilc *wl =3D vif->wilc; + struct host_if_drv *wfi_drv =3D priv->hif_drv; + struct wilc_conn_info *conn_info =3D &wfi_drv->conn_info; + + vif->connecting =3D false; + + if (conn_disconn_evt =3D=3D CONN_DISCONN_EVENT_CONN_RESP) { + u16 connect_status =3D conn_info->status; + + if (mac_status =3D=3D WILC_MAC_STATUS_DISCONNECTED && + connect_status =3D=3D WLAN_STATUS_SUCCESS) { + connect_status =3D WLAN_STATUS_UNSPECIFIED_FAILURE; + wilc_wlan_set_bssid(priv->dev, NULL, WILC_STATION_MODE); + + if (vif->iftype !=3D WILC_CLIENT_MODE) + wl->sta_ch =3D WILC_INVALID_CHANNEL; + + netdev_err(dev, "Unspecified failure\n"); + } + + if (connect_status =3D=3D WLAN_STATUS_SUCCESS) + memcpy(priv->associated_bss, conn_info->bssid, + ETH_ALEN); + + cfg80211_connect_result(dev, conn_info->bssid, + conn_info->req_ies, + conn_info->req_ies_len, + conn_info->resp_ies, + conn_info->resp_ies_len, connect_status, + GFP_KERNEL); + } else if (conn_disconn_evt =3D=3D CONN_DISCONN_EVENT_DISCONN_NOTIF) { + u16 reason =3D 0; + + vif->obtaining_ip =3D false; + priv->p2p.local_random =3D 0x01; + priv->p2p.recv_random =3D 0x00; + priv->p2p.is_wilc_ie =3D false; + eth_zero_addr(priv->associated_bss); + wilc_wlan_set_bssid(priv->dev, NULL, WILC_STATION_MODE); + + if (vif->iftype !=3D WILC_CLIENT_MODE) + wl->sta_ch =3D WILC_INVALID_CHANNEL; + + if (wfi_drv->ifc_up && dev =3D=3D wl->vif[1]->ndev) + reason =3D 3; + else if (!wfi_drv->ifc_up && dev =3D=3D wl->vif[1]->ndev) + reason =3D 1; + + cfg80211_disconnected(dev, reason, NULL, 0, false, GFP_KERNEL); + } +} + +static int set_channel(struct wiphy *wiphy, + struct cfg80211_chan_def *chandef) +{ + u32 channelnum =3D 0; + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(priv->dev); + int result =3D 0; + + channelnum =3D ieee80211_frequency_to_channel(chandef->chan->center_freq)= ; + + vif->wilc->op_ch =3D channelnum; + result =3D wilc_set_mac_chnl_num(vif, channelnum); + + if (result !=3D 0) + netdev_err(priv->dev, "Error in setting channel\n"); + + return result; +} + +static inline int +wilc_wfi_cfg_alloc_fill_ssid(struct cfg80211_scan_request *request, + struct wilc_probe_ssid *search) +{ + int i; + int slot_id =3D 0; + + search->ssid_info =3D kcalloc(request->n_ssids, + sizeof(*search->ssid_info), GFP_KERNEL); + if (!search->ssid_info) + goto out; + + search->n_ssids =3D request->n_ssids; + + for (i =3D 0; i < request->n_ssids; i++) { + if (request->ssids[i].ssid_len > 0) { + struct wilc_probe_ssid_info *info; + + info =3D &search->ssid_info[slot_id]; + info->ssid =3D kmemdup(request->ssids[i].ssid, + request->ssids[i].ssid_len, + GFP_KERNEL); + if (!info->ssid) + goto out_free; + + info->ssid_len =3D request->ssids[i].ssid_len; + slot_id++; + } else { + search->n_ssids -=3D 1; + } + } + return 0; + +out_free: + + for (i =3D 0; i < slot_id; i++) + kfree(search->ssid_info[i].ssid); + + kfree(search->ssid_info); +out: + + return -ENOMEM; +} + +static int scan(struct wiphy *wiphy, struct cfg80211_scan_request *request= ) +{ + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(priv->dev); + u32 i; + int ret =3D 0; + u8 scan_ch_list[WILC_MAX_NUM_SCANNED_CH]; + struct wilc_probe_ssid probe_ssid; + + if (request->n_channels > WILC_MAX_NUM_SCANNED_CH) { + netdev_err(priv->dev, "Requested scanned channels over\n"); + return -EINVAL; + } + + priv->scan_req =3D request; + priv->cfg_scanning =3D true; + for (i =3D 0; i < request->n_channels; i++) { + u16 freq =3D request->channels[i]->center_freq; + + scan_ch_list[i] =3D ieee80211_frequency_to_channel(freq); + } + + if (request->n_ssids >=3D 1) { + if (wilc_wfi_cfg_alloc_fill_ssid(request, &probe_ssid)) { + ret =3D -ENOMEM; + goto out; + } + + ret =3D wilc_scan(vif, WILC_FW_USER_SCAN, + WILC_FW_ACTIVE_SCAN, scan_ch_list, + request->n_channels, + (const u8 *)request->ie, + request->ie_len, cfg_scan_result, + (void *)priv, &probe_ssid); + } else { + ret =3D wilc_scan(vif, WILC_FW_USER_SCAN, + WILC_FW_ACTIVE_SCAN, scan_ch_list, + request->n_channels, + (const u8 *)request->ie, + request->ie_len, cfg_scan_result, + (void *)priv, NULL); + } + +out: + if (ret) { + priv->scan_req =3D NULL; + priv->cfg_scanning =3D false; + } + + return ret; +} + +static int connect(struct wiphy *wiphy, struct net_device *dev, + struct cfg80211_connect_params *sme) +{ + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(priv->dev); + struct host_if_drv *wfi_drv =3D priv->hif_drv; + int ret; + u32 i; + u8 security =3D WILC_FW_SEC_NO; + enum authtype auth_type =3D WILC_FW_AUTH_ANY; + u32 cipher_group; + struct cfg80211_bss *bss; + void *join_params; + u8 ch; + + vif->connecting =3D true; + + memset(priv->wep_key, 0, sizeof(priv->wep_key)); + memset(priv->wep_key_len, 0, sizeof(priv->wep_key_len)); + + cipher_group =3D sme->crypto.cipher_group; + if (cipher_group !=3D 0) { + if (cipher_group =3D=3D WLAN_CIPHER_SUITE_WEP40) { + security =3D WILC_FW_SEC_WEP; + + priv->wep_key_len[sme->key_idx] =3D sme->key_len; + memcpy(priv->wep_key[sme->key_idx], sme->key, + sme->key_len); + + wilc_set_wep_default_keyid(vif, sme->key_idx); + wilc_add_wep_key_bss_sta(vif, sme->key, sme->key_len, + sme->key_idx); + } else if (cipher_group =3D=3D WLAN_CIPHER_SUITE_WEP104) { + security =3D WILC_FW_SEC_WEP_EXTENDED; + + priv->wep_key_len[sme->key_idx] =3D sme->key_len; + memcpy(priv->wep_key[sme->key_idx], sme->key, + sme->key_len); + + wilc_set_wep_default_keyid(vif, sme->key_idx); + wilc_add_wep_key_bss_sta(vif, sme->key, sme->key_len, + sme->key_idx); + } else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2) { + if (cipher_group =3D=3D WLAN_CIPHER_SUITE_TKIP) + security =3D WILC_FW_SEC_WPA2_TKIP; + else + security =3D WILC_FW_SEC_WPA2_AES; + } else if (sme->crypto.wpa_versions & NL80211_WPA_VERSION_1) { + if (cipher_group =3D=3D WLAN_CIPHER_SUITE_TKIP) + security =3D WILC_FW_SEC_WPA_TKIP; + else + security =3D WILC_FW_SEC_WPA_AES; + } else { + ret =3D -ENOTSUPP; + netdev_err(dev, "%s: Unsupported cipher\n", + __func__); + goto out_error; + } + } + + if ((sme->crypto.wpa_versions & NL80211_WPA_VERSION_1) || + (sme->crypto.wpa_versions & NL80211_WPA_VERSION_2)) { + for (i =3D 0; i < sme->crypto.n_ciphers_pairwise; i++) { + u32 ciphers_pairwise =3D sme->crypto.ciphers_pairwise[i]; + + if (ciphers_pairwise =3D=3D WLAN_CIPHER_SUITE_TKIP) + security |=3D WILC_FW_TKIP; + else + security |=3D WILC_FW_AES; + } + } + + switch (sme->auth_type) { + case NL80211_AUTHTYPE_OPEN_SYSTEM: + auth_type =3D WILC_FW_AUTH_OPEN_SYSTEM; + break; + + case NL80211_AUTHTYPE_SHARED_KEY: + auth_type =3D WILC_FW_AUTH_SHARED_KEY; + break; + + default: + break; + } + + if (sme->crypto.n_akm_suites) { + if (sme->crypto.akm_suites[0] =3D=3D WLAN_AKM_SUITE_8021X) + auth_type =3D WILC_FW_AUTH_IEEE8021; + } + + if (wfi_drv->usr_scan_req.scan_result) { + netdev_err(vif->ndev, "%s: Scan in progress\n", __func__); + ret =3D -EBUSY; + goto out_error; + } + + bss =3D cfg80211_get_bss(wiphy, sme->channel, sme->bssid, sme->ssid, + sme->ssid_len, IEEE80211_BSS_TYPE_ANY, + IEEE80211_PRIVACY(sme->privacy)); + if (!bss) { + ret =3D -EINVAL; + goto out_error; + } + + if (ether_addr_equal_unaligned(vif->bssid, bss->bssid)) { + ret =3D -EALREADY; + goto out_put_bss; + } + + join_params =3D wilc_parse_join_bss_param(bss, &sme->crypto); + if (!join_params) { + netdev_err(dev, "%s: failed to construct join param\n", + __func__); + ret =3D -EINVAL; + goto out_put_bss; + } + + ch =3D ieee80211_frequency_to_channel(bss->channel->center_freq); + vif->wilc->op_ch =3D ch; + if (vif->iftype !=3D WILC_CLIENT_MODE) + vif->wilc->sta_ch =3D ch; + + wilc_wlan_set_bssid(dev, bss->bssid, WILC_STATION_MODE); + + wfi_drv->conn_info.security =3D security; + wfi_drv->conn_info.auth_type =3D auth_type; + wfi_drv->conn_info.ch =3D ch; + wfi_drv->conn_info.conn_result =3D cfg_connect_result; + wfi_drv->conn_info.arg =3D priv; + wfi_drv->conn_info.param =3D join_params; + + ret =3D wilc_set_join_req(vif, bss->bssid, sme->ie, sme->ie_len); + if (ret) { + netdev_err(dev, "wilc_set_join_req(): Error\n"); + ret =3D -ENOENT; + if (vif->iftype !=3D WILC_CLIENT_MODE) + vif->wilc->sta_ch =3D WILC_INVALID_CHANNEL; + wilc_wlan_set_bssid(dev, NULL, WILC_STATION_MODE); + wfi_drv->conn_info.conn_result =3D NULL; + kfree(join_params); + goto out_put_bss; + } + kfree(join_params); + cfg80211_put_bss(wiphy, bss); + return 0; + +out_put_bss: + cfg80211_put_bss(wiphy, bss); + +out_error: + vif->connecting =3D false; + return ret; +} + +static int disconnect(struct wiphy *wiphy, struct net_device *dev, + u16 reason_code) +{ + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(priv->dev); + struct wilc *wilc =3D vif->wilc; + int ret; + + vif->connecting =3D false; + + if (!wilc) + return -EIO; + + if (wilc->close) { + /* already disconnected done */ + cfg80211_disconnected(dev, 0, NULL, 0, true, GFP_KERNEL); + return 0; + } + + if (vif->iftype !=3D WILC_CLIENT_MODE) + wilc->sta_ch =3D WILC_INVALID_CHANNEL; + wilc_wlan_set_bssid(priv->dev, NULL, WILC_STATION_MODE); + + priv->p2p.local_random =3D 0x01; + priv->p2p.recv_random =3D 0x00; + priv->p2p.is_wilc_ie =3D false; + priv->hif_drv->p2p_timeout =3D 0; + + ret =3D wilc_disconnect(vif); + if (ret !=3D 0) { + netdev_err(priv->dev, "Error in disconnecting\n"); + ret =3D -EINVAL; + } + + return ret; +} + +static inline void wilc_wfi_cfg_copy_wep_info(struct wilc_priv *priv, + u8 key_index, + struct key_params *params) +{ + priv->wep_key_len[key_index] =3D params->key_len; + memcpy(priv->wep_key[key_index], params->key, params->key_len); +} + +static int wilc_wfi_cfg_allocate_wpa_entry(struct wilc_priv *priv, u8 idx) +{ + if (!priv->wilc_gtk[idx]) { + priv->wilc_gtk[idx] =3D kzalloc(sizeof(*priv->wilc_gtk[idx]), + GFP_KERNEL); + if (!priv->wilc_gtk[idx]) + return -ENOMEM; + } + + if (!priv->wilc_ptk[idx]) { + priv->wilc_ptk[idx] =3D kzalloc(sizeof(*priv->wilc_ptk[idx]), + GFP_KERNEL); + if (!priv->wilc_ptk[idx]) + return -ENOMEM; + } + + return 0; +} + +static int wilc_wfi_cfg_copy_wpa_info(struct wilc_wfi_key *key_info, + struct key_params *params) +{ + kfree(key_info->key); + + key_info->key =3D kmemdup(params->key, params->key_len, GFP_KERNEL); + if (!key_info->key) + return -ENOMEM; + + kfree(key_info->seq); + + if (params->seq_len > 0) { + key_info->seq =3D kmemdup(params->seq, params->seq_len, + GFP_KERNEL); + if (!key_info->seq) + return -ENOMEM; + } + + key_info->cipher =3D params->cipher; + key_info->key_len =3D params->key_len; + key_info->seq_len =3D params->seq_len; + + return 0; +} + +static int add_key(struct wiphy *wiphy, struct net_device *netdev, u8 key_= index, + bool pairwise, const u8 *mac_addr, struct key_params *params) + +{ + int ret =3D 0, keylen =3D params->key_len; + struct wilc_priv *priv =3D wiphy_priv(wiphy); + const u8 *rx_mic =3D NULL; + const u8 *tx_mic =3D NULL; + u8 mode =3D WILC_FW_SEC_NO; + u8 op_mode; + struct wilc_vif *vif =3D netdev_priv(netdev); + + switch (params->cipher) { + case WLAN_CIPHER_SUITE_WEP40: + case WLAN_CIPHER_SUITE_WEP104: + if (priv->wdev->iftype =3D=3D NL80211_IFTYPE_AP) { + wilc_wfi_cfg_copy_wep_info(priv, key_index, params); + + if (params->cipher =3D=3D WLAN_CIPHER_SUITE_WEP40) + mode =3D WILC_FW_SEC_WEP; + else + mode =3D WILC_FW_SEC_WEP_EXTENDED; + + ret =3D wilc_add_wep_key_bss_ap(vif, params->key, + params->key_len, + key_index, mode, + WILC_FW_AUTH_OPEN_SYSTEM); + break; + } + if (memcmp(params->key, priv->wep_key[key_index], + params->key_len)) { + wilc_wfi_cfg_copy_wep_info(priv, key_index, params); + + ret =3D wilc_add_wep_key_bss_sta(vif, params->key, + params->key_len, + key_index); + } + + break; + + case WLAN_CIPHER_SUITE_TKIP: + case WLAN_CIPHER_SUITE_CCMP: + if (priv->wdev->iftype =3D=3D NL80211_IFTYPE_AP || + priv->wdev->iftype =3D=3D NL80211_IFTYPE_P2P_GO) { + struct wilc_wfi_key *key; + + ret =3D wilc_wfi_cfg_allocate_wpa_entry(priv, key_index); + if (ret) + return -ENOMEM; + + if (params->key_len > 16 && + params->cipher =3D=3D WLAN_CIPHER_SUITE_TKIP) { + tx_mic =3D params->key + 24; + rx_mic =3D params->key + 16; + keylen =3D params->key_len - 16; + } + + if (!pairwise) { + if (params->cipher =3D=3D WLAN_CIPHER_SUITE_TKIP) + mode =3D WILC_FW_SEC_WPA_TKIP; + else + mode =3D WILC_FW_SEC_WPA2_AES; + + priv->wilc_groupkey =3D mode; + + key =3D priv->wilc_gtk[key_index]; + } else { + if (params->cipher =3D=3D WLAN_CIPHER_SUITE_TKIP) + mode =3D WILC_FW_SEC_WPA_TKIP; + else + mode =3D priv->wilc_groupkey | WILC_FW_AES; + + key =3D priv->wilc_ptk[key_index]; + } + ret =3D wilc_wfi_cfg_copy_wpa_info(key, params); + if (ret) + return -ENOMEM; + + op_mode =3D WILC_AP_MODE; + } else { + if (params->key_len > 16 && + params->cipher =3D=3D WLAN_CIPHER_SUITE_TKIP) { + rx_mic =3D params->key + 24; + tx_mic =3D params->key + 16; + keylen =3D params->key_len - 16; + } + + op_mode =3D WILC_STATION_MODE; + } + + if (!pairwise) + ret =3D wilc_add_rx_gtk(vif, params->key, keylen, + key_index, params->seq_len, + params->seq, rx_mic, tx_mic, + op_mode, mode); + else + ret =3D wilc_add_ptk(vif, params->key, keylen, mac_addr, + rx_mic, tx_mic, op_mode, mode, + key_index); + + break; + + default: + netdev_err(netdev, "%s: Unsupported cipher\n", __func__); + ret =3D -ENOTSUPP; + } + + return ret; +} + +static int del_key(struct wiphy *wiphy, struct net_device *netdev, + u8 key_index, + bool pairwise, + const u8 *mac_addr) +{ + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(netdev); + struct wilc *wl =3D vif->wilc; + + if (netdev =3D=3D wl->vif[0]->ndev) { + if (priv->wilc_gtk[key_index]) { + kfree(priv->wilc_gtk[key_index]->key); + priv->wilc_gtk[key_index]->key =3D NULL; + kfree(priv->wilc_gtk[key_index]->seq); + priv->wilc_gtk[key_index]->seq =3D NULL; + + kfree(priv->wilc_gtk[key_index]); + priv->wilc_gtk[key_index] =3D NULL; + } + + if (priv->wilc_ptk[key_index]) { + kfree(priv->wilc_ptk[key_index]->key); + priv->wilc_ptk[key_index]->key =3D NULL; + kfree(priv->wilc_ptk[key_index]->seq); + priv->wilc_ptk[key_index]->seq =3D NULL; + kfree(priv->wilc_ptk[key_index]); + priv->wilc_ptk[key_index] =3D NULL; + } + } + + if (key_index <=3D 3 && priv->wep_key_len[key_index]) { + memset(priv->wep_key[key_index], 0, + priv->wep_key_len[key_index]); + priv->wep_key_len[key_index] =3D 0; + wilc_remove_wep_key(vif, key_index); + } + + return 0; +} + +static int get_key(struct wiphy *wiphy, struct net_device *netdev, u8 key_= index, + bool pairwise, const u8 *mac_addr, void *cookie, + void (*callback)(void *cookie, struct key_params *)) +{ + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct key_params key_params; + + if (!pairwise) { + key_params.key =3D priv->wilc_gtk[key_index]->key; + key_params.cipher =3D priv->wilc_gtk[key_index]->cipher; + key_params.key_len =3D priv->wilc_gtk[key_index]->key_len; + key_params.seq =3D priv->wilc_gtk[key_index]->seq; + key_params.seq_len =3D priv->wilc_gtk[key_index]->seq_len; + } else { + key_params.key =3D priv->wilc_ptk[key_index]->key; + key_params.cipher =3D priv->wilc_ptk[key_index]->cipher; + key_params.key_len =3D priv->wilc_ptk[key_index]->key_len; + key_params.seq =3D priv->wilc_ptk[key_index]->seq; + key_params.seq_len =3D priv->wilc_ptk[key_index]->seq_len; + } + + callback(cookie, &key_params); + + return 0; +} + +static int set_default_key(struct wiphy *wiphy, struct net_device *netdev, + u8 key_index, bool unicast, bool multicast) +{ + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(priv->dev); + + wilc_set_wep_default_keyid(vif, key_index); + + return 0; +} + +static int get_station(struct wiphy *wiphy, struct net_device *dev, + const u8 *mac, struct station_info *sinfo) +{ + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(dev); + u32 i =3D 0; + u32 associatedsta =3D ~0; + u32 inactive_time =3D 0; + + if (vif->iftype =3D=3D WILC_AP_MODE || vif->iftype =3D=3D WILC_GO_MODE) { + for (i =3D 0; i < NUM_STA_ASSOCIATED; i++) { + if (!(memcmp(mac, + priv->assoc_stainfo.sta_associated_bss[i], + ETH_ALEN))) { + associatedsta =3D i; + break; + } + } + + if (associatedsta =3D=3D ~0) { + netdev_err(dev, "sta required is not associated\n"); + return -ENOENT; + } + + sinfo->filled |=3D BIT_ULL(NL80211_STA_INFO_INACTIVE_TIME); + + wilc_get_inactive_time(vif, mac, &inactive_time); + sinfo->inactive_time =3D 1000 * inactive_time; + } else if (vif->iftype =3D=3D WILC_STATION_MODE) { + struct rf_info stats; + + wilc_get_statistics(vif, &stats); + + sinfo->filled |=3D BIT_ULL(NL80211_STA_INFO_SIGNAL) | + BIT_ULL(NL80211_STA_INFO_RX_PACKETS) | + BIT_ULL(NL80211_STA_INFO_TX_PACKETS) | + BIT_ULL(NL80211_STA_INFO_TX_FAILED) | + BIT_ULL(NL80211_STA_INFO_TX_BITRATE); + + sinfo->signal =3D stats.rssi; + sinfo->rx_packets =3D stats.rx_cnt; + sinfo->tx_packets =3D stats.tx_cnt + stats.tx_fail_cnt; + sinfo->tx_failed =3D stats.tx_fail_cnt; + sinfo->txrate.legacy =3D stats.link_speed * 10; + + if (stats.link_speed > TCP_ACK_FILTER_LINK_SPEED_THRESH && + stats.link_speed !=3D DEFAULT_LINK_SPEED) + wilc_enable_tcp_ack_filter(vif, true); + else if (stats.link_speed !=3D DEFAULT_LINK_SPEED) + wilc_enable_tcp_ack_filter(vif, false); + } + return 0; +} + +static int change_bss(struct wiphy *wiphy, struct net_device *dev, + struct bss_parameters *params) +{ + return 0; +} + +static int set_wiphy_params(struct wiphy *wiphy, u32 changed) +{ + int ret; + struct cfg_param_attr cfg_param_val; + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(priv->dev); + + cfg_param_val.flag =3D 0; + + if (changed & WIPHY_PARAM_RETRY_SHORT) { + netdev_dbg(vif->ndev, + "Setting WIPHY_PARAM_RETRY_SHORT %d\n", + wiphy->retry_short); + cfg_param_val.flag |=3D WILC_CFG_PARAM_RETRY_SHORT; + cfg_param_val.short_retry_limit =3D wiphy->retry_short; + } + if (changed & WIPHY_PARAM_RETRY_LONG) { + netdev_dbg(vif->ndev, + "Setting WIPHY_PARAM_RETRY_LONG %d\n", + wiphy->retry_long); + cfg_param_val.flag |=3D WILC_CFG_PARAM_RETRY_LONG; + cfg_param_val.long_retry_limit =3D wiphy->retry_long; + } + if (changed & WIPHY_PARAM_FRAG_THRESHOLD) { + if (wiphy->frag_threshold > 255 && + wiphy->frag_threshold < 7937) { + netdev_dbg(vif->ndev, + "Setting WIPHY_PARAM_FRAG_THRESHOLD %d\n", + wiphy->frag_threshold); + cfg_param_val.flag |=3D WILC_CFG_PARAM_FRAG_THRESHOLD; + cfg_param_val.frag_threshold =3D wiphy->frag_threshold; + } else { + netdev_err(vif->ndev, + "Fragmentation threshold out of range\n"); + return -EINVAL; + } + } + + if (changed & WIPHY_PARAM_RTS_THRESHOLD) { + if (wiphy->rts_threshold > 255) { + netdev_dbg(vif->ndev, + "Setting WIPHY_PARAM_RTS_THRESHOLD %d\n", + wiphy->rts_threshold); + cfg_param_val.flag |=3D WILC_CFG_PARAM_RTS_THRESHOLD; + cfg_param_val.rts_threshold =3D wiphy->rts_threshold; + } else { + netdev_err(vif->ndev, "RTS threshold out of range\n"); + return -EINVAL; + } + } + + ret =3D wilc_hif_set_cfg(vif, &cfg_param_val); + if (ret) + netdev_err(priv->dev, "Error in setting WIPHY PARAMS\n"); + + return ret; +} + +static int set_pmksa(struct wiphy *wiphy, struct net_device *netdev, + struct cfg80211_pmksa *pmksa) +{ + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(priv->dev); + u32 i; + int ret =3D 0; + u8 flag =3D 0; + + for (i =3D 0; i < priv->pmkid_list.numpmkid; i++) { + if (!memcmp(pmksa->bssid, priv->pmkid_list.pmkidlist[i].bssid, + ETH_ALEN)) { + flag =3D PMKID_FOUND; + break; + } + } + if (i < WILC_MAX_NUM_PMKIDS) { + memcpy(priv->pmkid_list.pmkidlist[i].bssid, pmksa->bssid, + ETH_ALEN); + memcpy(priv->pmkid_list.pmkidlist[i].pmkid, pmksa->pmkid, + WLAN_PMKID_LEN); + if (!(flag =3D=3D PMKID_FOUND)) + priv->pmkid_list.numpmkid++; + } else { + netdev_err(netdev, "Invalid PMKID index\n"); + ret =3D -EINVAL; + } + + if (!ret) + ret =3D wilc_set_pmkid_info(vif, &priv->pmkid_list); + + return ret; +} + +static int del_pmksa(struct wiphy *wiphy, struct net_device *netdev, + struct cfg80211_pmksa *pmksa) +{ + u32 i; + int ret =3D 0; + struct wilc_priv *priv =3D wiphy_priv(wiphy); + + for (i =3D 0; i < priv->pmkid_list.numpmkid; i++) { + if (!memcmp(pmksa->bssid, priv->pmkid_list.pmkidlist[i].bssid, + ETH_ALEN)) { + memset(&priv->pmkid_list.pmkidlist[i], 0, + sizeof(struct wilc_pmkid)); + break; + } + } + + if (i < priv->pmkid_list.numpmkid && priv->pmkid_list.numpmkid > 0) { + for (; i < (priv->pmkid_list.numpmkid - 1); i++) { + memcpy(priv->pmkid_list.pmkidlist[i].bssid, + priv->pmkid_list.pmkidlist[i + 1].bssid, + ETH_ALEN); + memcpy(priv->pmkid_list.pmkidlist[i].pmkid, + priv->pmkid_list.pmkidlist[i + 1].pmkid, + WLAN_PMKID_LEN); + } + priv->pmkid_list.numpmkid--; + } else { + ret =3D -EINVAL; + } + + return ret; +} + +static int flush_pmksa(struct wiphy *wiphy, struct net_device *netdev) +{ + struct wilc_priv *priv =3D wiphy_priv(wiphy); + + memset(&priv->pmkid_list, 0, sizeof(struct wilc_pmkid_attr)); + + return 0; +} + +static inline void wilc_wfi_cfg_parse_ch_attr(u8 *buf, u8 ch_list_attr_idx= , + u8 op_ch_attr_idx, u8 sta_ch) +{ + int i =3D 0; + int j =3D 0; + + if (ch_list_attr_idx) { + u8 limit =3D ch_list_attr_idx + 3 + buf[ch_list_attr_idx + 1]; + + for (i =3D ch_list_attr_idx + 3; i < limit; i++) { + if (buf[i] =3D=3D 0x51) { + for (j =3D i + 2; j < ((i + 2) + buf[i + 1]); j++) + buf[j] =3D sta_ch; + break; + } + } + } + + if (op_ch_attr_idx) { + buf[op_ch_attr_idx + 6] =3D 0x51; + buf[op_ch_attr_idx + 7] =3D sta_ch; + } +} + +static void wilc_wfi_cfg_parse_rx_action(u8 *buf, u32 len, u8 sta_ch) +{ + u32 index =3D 0; + u8 op_channel_attr_index =3D 0; + u8 channel_list_attr_index =3D 0; + + while (index < len) { + if (buf[index] =3D=3D GO_INTENT_ATTR_ID) + buf[index + 3] =3D (buf[index + 3] & 0x01) | (0x00 << 1); + + if (buf[index] =3D=3D CHANLIST_ATTR_ID) + channel_list_attr_index =3D index; + else if (buf[index] =3D=3D OPERCHAN_ATTR_ID) + op_channel_attr_index =3D index; + index +=3D buf[index + 1] + 3; + } + if (sta_ch !=3D WILC_INVALID_CHANNEL) + wilc_wfi_cfg_parse_ch_attr(buf, channel_list_attr_index, + op_channel_attr_index, sta_ch); +} + +static void wilc_wfi_cfg_parse_tx_action(u8 *buf, u32 len, bool oper_ch, + u8 iftype, u8 sta_ch) +{ + u32 index =3D 0; + u8 op_channel_attr_index =3D 0; + u8 channel_list_attr_index =3D 0; + + while (index < len) { + if (buf[index] =3D=3D GO_INTENT_ATTR_ID) { + buf[index + 3] =3D (buf[index + 3] & 0x01) | (0x0f << 1); + + break; + } + + if (buf[index] =3D=3D CHANLIST_ATTR_ID) + channel_list_attr_index =3D index; + else if (buf[index] =3D=3D OPERCHAN_ATTR_ID) + op_channel_attr_index =3D index; + index +=3D buf[index + 1] + 3; + } + if (sta_ch !=3D WILC_INVALID_CHANNEL && oper_ch) + wilc_wfi_cfg_parse_ch_attr(buf, channel_list_attr_index, + op_channel_attr_index, sta_ch); +} + +static void wilc_wfi_cfg_parse_rx_vendor_spec(struct wilc_priv *priv, u8 *= buff, + u32 size) +{ + int i; + u8 subtype; + struct wilc_vif *vif =3D netdev_priv(priv->dev); + + subtype =3D buff[P2P_PUB_ACTION_SUBTYPE]; + if ((subtype =3D=3D GO_NEG_REQ || subtype =3D=3D GO_NEG_RSP) && + !priv->p2p.is_wilc_ie) { + for (i =3D P2P_PUB_ACTION_SUBTYPE; i < size; i++) { + if (!memcmp(p2p_vendor_spec, &buff[i], 6)) { + priv->p2p.recv_random =3D buff[i + 6]; + priv->p2p.is_wilc_ie =3D true; + break; + } + } + } + + if (priv->p2p.local_random <=3D priv->p2p.recv_random) { + netdev_dbg(vif->ndev, + "PEER WILL BE GO LocaRand=3D%02x RecvRand %02x\n", + priv->p2p.local_random, priv->p2p.recv_random); + return; + } + + if (subtype =3D=3D GO_NEG_REQ || subtype =3D=3D GO_NEG_RSP || + subtype =3D=3D P2P_INV_REQ || subtype =3D=3D P2P_INV_RSP) { + for (i =3D P2P_PUB_ACTION_SUBTYPE + 2; i < size; i++) { + if (buff[i] =3D=3D P2PELEM_ATTR_ID && + !(memcmp(p2p_oui, &buff[i + 2], 4))) { + wilc_wfi_cfg_parse_rx_action(&buff[i + 6], + size - (i + 6), + vif->wilc->sta_ch); + break; + } + } + } +} + +void wilc_wfi_p2p_rx(struct net_device *dev, u8 *buff, u32 size) +{ + struct wilc_priv *priv =3D wiphy_priv(dev->ieee80211_ptr->wiphy); + struct host_if_drv *wfi_drv =3D priv->hif_drv; + struct wilc_vif *vif =3D netdev_priv(dev); + struct wilc *wl =3D vif->wilc; + u32 header, pkt_offset; + s32 freq; + __le16 fc; + + memcpy(&header, (buff - HOST_HDR_OFFSET), HOST_HDR_OFFSET); + le32_to_cpus(&header); + pkt_offset =3D GET_PKT_OFFSET(header); + + if (pkt_offset & IS_MANAGMEMENT_CALLBACK) { + bool ack =3D false; + + if (buff[FRAME_TYPE_ID] =3D=3D IEEE80211_STYPE_PROBE_RESP || + pkt_offset & IS_MGMT_STATUS_SUCCES) + ack =3D true; + + cfg80211_mgmt_tx_status(priv->wdev, priv->tx_cookie, buff, size, + ack, GFP_KERNEL); + return; + } + + freq =3D ieee80211_channel_to_frequency(wl->op_ch, NL80211_BAND_2GHZ); + + fc =3D ((struct ieee80211_hdr *)buff)->frame_control; + if (!ieee80211_is_action(fc)) { + cfg80211_rx_mgmt(priv->wdev, freq, 0, buff, size, 0); + return; + } + + if (priv->cfg_scanning && + time_after_eq(jiffies, (unsigned long)wfi_drv->p2p_timeout)) { + netdev_dbg(dev, "Receiving action wrong ch\n"); + return; + } + if (buff[ACTION_CAT_ID] =3D=3D PUB_ACTION_ATTR_ID) { + u8 subtype =3D buff[P2P_PUB_ACTION_SUBTYPE]; + + switch (buff[ACTION_SUBTYPE_ID]) { + case GAS_INITIAL_REQ: + case GAS_INITIAL_RSP: + break; + + case PUBLIC_ACT_VENDORSPEC: + if (!memcmp(p2p_oui, &buff[ACTION_SUBTYPE_ID + 1], 4)) + wilc_wfi_cfg_parse_rx_vendor_spec(priv, buff, + size); + + if ((subtype =3D=3D GO_NEG_REQ || subtype =3D=3D GO_NEG_RSP) && + priv->p2p.is_wilc_ie) + size -=3D 7; + + break; + + default: + netdev_dbg(dev, + "%s: Not handled action frame type:%x\n", + __func__, buff[ACTION_SUBTYPE_ID]); + break; + } + } + + cfg80211_rx_mgmt(priv->wdev, freq, 0, buff, size, 0); +} + +static void wilc_wfi_mgmt_tx_complete(void *priv, int status) +{ + struct wilc_p2p_mgmt_data *pv_data =3D priv; + + kfree(pv_data->buff); + kfree(pv_data); +} + +static void wilc_wfi_remain_on_channel_expired(void *data, u64 cookie) +{ + struct wilc_priv *priv =3D data; + struct wilc_wfi_p2p_listen_params *params =3D &priv->remain_on_ch_params; + + if (cookie !=3D params->listen_cookie) + return; + + priv->p2p_listen_state =3D false; + + cfg80211_remain_on_channel_expired(priv->wdev, params->listen_cookie, + params->listen_ch, GFP_KERNEL); +} + +static int remain_on_channel(struct wiphy *wiphy, + struct wireless_dev *wdev, + struct ieee80211_channel *chan, + unsigned int duration, u64 *cookie) +{ + int ret =3D 0; + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(priv->dev); + u64 id; + + if (wdev->iftype =3D=3D NL80211_IFTYPE_AP) { + netdev_dbg(vif->ndev, "Required while in AP mode\n"); + return ret; + } + + id =3D ++priv->inc_roc_cookie; + if (id =3D=3D 0) + id =3D ++priv->inc_roc_cookie; + + ret =3D wilc_remain_on_channel(vif, id, duration, chan->hw_value, + wilc_wfi_remain_on_channel_expired, + (void *)priv); + if (ret) + return ret; + + vif->wilc->op_ch =3D chan->hw_value; + + priv->remain_on_ch_params.listen_ch =3D chan; + priv->remain_on_ch_params.listen_cookie =3D id; + *cookie =3D id; + priv->p2p_listen_state =3D true; + priv->remain_on_ch_params.listen_duration =3D duration; + + cfg80211_ready_on_channel(wdev, *cookie, chan, duration, GFP_KERNEL); + mod_timer(&vif->hif_drv->remain_on_ch_timer, + jiffies + msecs_to_jiffies(duration)); + + return ret; +} + +static int cancel_remain_on_channel(struct wiphy *wiphy, + struct wireless_dev *wdev, + u64 cookie) +{ + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(priv->dev); + + if (cookie !=3D priv->remain_on_ch_params.listen_cookie) + return -ENOENT; + + return wilc_listen_state_expired(vif, cookie); +} + +static void wilc_wfi_cfg_tx_vendor_spec(struct wilc_priv *priv, + struct wilc_p2p_mgmt_data *mgmt_tx, + struct cfg80211_mgmt_tx_params *params, + u8 iftype, u32 buf_len) +{ + const u8 *buf =3D params->buf; + size_t len =3D params->len; + u32 i; + u8 subtype =3D buf[P2P_PUB_ACTION_SUBTYPE]; + struct wilc_vif *vif =3D netdev_priv(priv->dev); + + if (subtype =3D=3D GO_NEG_REQ || subtype =3D=3D GO_NEG_RSP) { + if (priv->p2p.local_random =3D=3D 1 && + priv->p2p.recv_random < priv->p2p.local_random) { + get_random_bytes(&priv->p2p.local_random, 1); + priv->p2p.local_random++; + } + } + + if (priv->p2p.local_random <=3D priv->p2p.recv_random || + !(subtype =3D=3D GO_NEG_REQ || subtype =3D=3D GO_NEG_RSP || + subtype =3D=3D P2P_INV_REQ || subtype =3D=3D P2P_INV_RSP)) + return; + + for (i =3D P2P_PUB_ACTION_SUBTYPE + 2; i < len; i++) { + if (buf[i] =3D=3D P2PELEM_ATTR_ID && + !memcmp(p2p_oui, &buf[i + 2], 4)) { + bool oper_ch =3D false; + u8 *tx_buff =3D &mgmt_tx->buff[i + 6]; + + if (subtype =3D=3D P2P_INV_REQ || subtype =3D=3D P2P_INV_RSP) + oper_ch =3D true; + + wilc_wfi_cfg_parse_tx_action(tx_buff, len - (i + 6), + oper_ch, iftype, + vif->wilc->sta_ch); + + break; + } + } + + if (subtype !=3D P2P_INV_REQ && subtype !=3D P2P_INV_RSP) { + int vendor_spec_len =3D sizeof(p2p_vendor_spec); + + memcpy(&mgmt_tx->buff[len], p2p_vendor_spec, + vendor_spec_len); + mgmt_tx->buff[len + vendor_spec_len] =3D priv->p2p.local_random; + mgmt_tx->size =3D buf_len; + } +} + +static int mgmt_tx(struct wiphy *wiphy, + struct wireless_dev *wdev, + struct cfg80211_mgmt_tx_params *params, + u64 *cookie) +{ + struct ieee80211_channel *chan =3D params->chan; + unsigned int wait =3D params->wait; + const u8 *buf =3D params->buf; + size_t len =3D params->len; + const struct ieee80211_mgmt *mgmt; + struct wilc_p2p_mgmt_data *mgmt_tx; + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct host_if_drv *wfi_drv =3D priv->hif_drv; + struct wilc_vif *vif =3D netdev_priv(wdev->netdev); + u32 buf_len =3D len + sizeof(p2p_vendor_spec) + sizeof(priv->p2p.local_ra= ndom); + int ret =3D 0; + + *cookie =3D prandom_u32(); + priv->tx_cookie =3D *cookie; + mgmt =3D (const struct ieee80211_mgmt *)buf; + + if (!ieee80211_is_mgmt(mgmt->frame_control)) + goto out; + + mgmt_tx =3D kmalloc(sizeof(*mgmt_tx), GFP_KERNEL); + if (!mgmt_tx) { + ret =3D -ENOMEM; + goto out; + } + + mgmt_tx->buff =3D kmalloc(buf_len, GFP_KERNEL); + if (!mgmt_tx->buff) { + ret =3D -ENOMEM; + kfree(mgmt_tx); + goto out; + } + + memcpy(mgmt_tx->buff, buf, len); + mgmt_tx->size =3D len; + + if (ieee80211_is_probe_resp(mgmt->frame_control)) { + wilc_set_mac_chnl_num(vif, chan->hw_value); + vif->wilc->op_ch =3D chan->hw_value; + goto out_txq_add_pkt; + } + + if (!ieee80211_is_action(mgmt->frame_control)) + goto out_txq_add_pkt; + + if (buf[ACTION_CAT_ID] =3D=3D PUB_ACTION_ATTR_ID) { + if (buf[ACTION_SUBTYPE_ID] !=3D PUBLIC_ACT_VENDORSPEC || + buf[P2P_PUB_ACTION_SUBTYPE] !=3D GO_NEG_CONF) { + wilc_set_mac_chnl_num(vif, chan->hw_value); + vif->wilc->op_ch =3D chan->hw_value; + } + switch (buf[ACTION_SUBTYPE_ID]) { + case GAS_INITIAL_REQ: + case GAS_INITIAL_RSP: + break; + + case PUBLIC_ACT_VENDORSPEC: + if (!memcmp(p2p_oui, &buf[ACTION_SUBTYPE_ID + 1], 4)) + wilc_wfi_cfg_tx_vendor_spec(priv, mgmt_tx, + params, vif->iftype, + buf_len); + else + netdev_dbg(vif->ndev, + "Not a P2P public action frame\n"); + + break; + + default: + netdev_dbg(vif->ndev, + "%s: Not handled action frame type:%x\n", + __func__, buf[ACTION_SUBTYPE_ID]); + break; + } + } + + wfi_drv->p2p_timeout =3D (jiffies + msecs_to_jiffies(wait)); + +out_txq_add_pkt: + + wilc_wlan_txq_add_mgmt_pkt(wdev->netdev, mgmt_tx, + mgmt_tx->buff, mgmt_tx->size, + wilc_wfi_mgmt_tx_complete); + +out: + + return ret; +} + +static int mgmt_tx_cancel_wait(struct wiphy *wiphy, + struct wireless_dev *wdev, + u64 cookie) +{ + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct host_if_drv *wfi_drv =3D priv->hif_drv; + + wfi_drv->p2p_timeout =3D jiffies; + + if (!priv->p2p_listen_state) { + struct wilc_wfi_p2p_listen_params *params; + + params =3D &priv->remain_on_ch_params; + + cfg80211_remain_on_channel_expired(priv->wdev, + params->listen_cookie, + params->listen_ch, + GFP_KERNEL); + } + + return 0; +} + +void wilc_mgmt_frame_register(struct wiphy *wiphy, struct wireless_dev *wd= ev, + u16 frame_type, bool reg) +{ + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(priv->wdev->netdev); + struct wilc *wl =3D vif->wilc; + + if (!frame_type) + return; + + switch (frame_type) { + case IEEE80211_STYPE_PROBE_REQ: + vif->frame_reg[0].type =3D frame_type; + vif->frame_reg[0].reg =3D reg; + break; + + case IEEE80211_STYPE_ACTION: + vif->frame_reg[1].type =3D frame_type; + vif->frame_reg[1].reg =3D reg; + break; + + default: + break; + } + + if (!wl->initialized) + return; + wilc_frame_register(vif, frame_type, reg); +} + +static int set_cqm_rssi_config(struct wiphy *wiphy, struct net_device *dev= , + s32 rssi_thold, u32 rssi_hyst) +{ + return 0; +} + +static int dump_station(struct wiphy *wiphy, struct net_device *dev, + int idx, u8 *mac, struct station_info *sinfo) +{ + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(priv->dev); + int ret; + + if (idx !=3D 0) + return -ENOENT; + + sinfo->filled |=3D BIT_ULL(NL80211_STA_INFO_SIGNAL); + + ret =3D wilc_get_rssi(vif, &sinfo->signal); + if (ret) + return ret; + + memcpy(mac, priv->associated_bss, ETH_ALEN); + return 0; +} + +static int set_power_mgmt(struct wiphy *wiphy, struct net_device *dev, + bool enabled, int timeout) +{ + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(priv->dev); + + if (!priv->hif_drv) + return -EIO; + + if (vif->wilc->enable_ps) + wilc_set_power_mgmt(vif, enabled, timeout); + + return 0; +} + +static int change_virtual_intf(struct wiphy *wiphy, struct net_device *dev= , + enum nl80211_iftype type, + struct vif_params *params) +{ + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(dev); + struct wilc *wl =3D vif->wilc; + + priv->p2p.local_random =3D 0x01; + priv->p2p.recv_random =3D 0x00; + priv->p2p.is_wilc_ie =3D false; + vif->obtaining_ip =3D false; + del_timer(&vif->during_ip_timer); + + switch (type) { + case NL80211_IFTYPE_STATION: + vif->connecting =3D false; + dev->ieee80211_ptr->iftype =3D type; + priv->wdev->iftype =3D type; + vif->monitor_flag =3D 0; + vif->iftype =3D WILC_STATION_MODE; + wilc_set_operation_mode(vif, WILC_STATION_MODE); + + memset(priv->assoc_stainfo.sta_associated_bss, 0, + WILC_MAX_NUM_STA * ETH_ALEN); + + wl->enable_ps =3D true; + wilc_set_power_mgmt(vif, 1, 0); + break; + + case NL80211_IFTYPE_P2P_CLIENT: + vif->connecting =3D false; + dev->ieee80211_ptr->iftype =3D type; + priv->wdev->iftype =3D type; + vif->monitor_flag =3D 0; + vif->iftype =3D WILC_CLIENT_MODE; + wilc_set_operation_mode(vif, WILC_STATION_MODE); + + wl->enable_ps =3D false; + wilc_set_power_mgmt(vif, 0, 0); + break; + + case NL80211_IFTYPE_AP: + wl->enable_ps =3D false; + dev->ieee80211_ptr->iftype =3D type; + priv->wdev->iftype =3D type; + vif->iftype =3D WILC_AP_MODE; + + if (wl->initialized) { + wilc_set_wfi_drv_handler(vif, wilc_get_vif_idx(vif), + 0, vif->ifc_id); + wilc_set_operation_mode(vif, WILC_AP_MODE); + wilc_set_power_mgmt(vif, 0, 0); + } + break; + + case NL80211_IFTYPE_P2P_GO: + vif->obtaining_ip =3D true; + mod_timer(&vif->during_ip_timer, + jiffies + msecs_to_jiffies(WILC_IP_TIMEOUT_MS)); + wilc_set_operation_mode(vif, WILC_AP_MODE); + dev->ieee80211_ptr->iftype =3D type; + priv->wdev->iftype =3D type; + vif->iftype =3D WILC_GO_MODE; + + wl->enable_ps =3D false; + wilc_set_power_mgmt(vif, 0, 0); + break; + + default: + netdev_err(dev, "Unknown interface type=3D %d\n", type); + return -EINVAL; + } + + return 0; +} + +static int start_ap(struct wiphy *wiphy, struct net_device *dev, + struct cfg80211_ap_settings *settings) +{ + struct wilc_vif *vif =3D netdev_priv(dev); + struct wilc *wl =3D vif->wilc; + int ret; + + ret =3D set_channel(wiphy, &settings->chandef); + if (ret !=3D 0) + netdev_err(dev, "Error in setting channel\n"); + + wilc_wlan_set_bssid(dev, wl->vif[vif->idx]->src_addr, WILC_AP_MODE); + wilc_set_power_mgmt(vif, 0, 0); + + return wilc_add_beacon(vif, settings->beacon_interval, + settings->dtim_period, &settings->beacon); +} + +static int change_beacon(struct wiphy *wiphy, struct net_device *dev, + struct cfg80211_beacon_data *beacon) +{ + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(priv->dev); + + return wilc_add_beacon(vif, 0, 0, beacon); +} + +static int stop_ap(struct wiphy *wiphy, struct net_device *dev) +{ + int ret; + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(priv->dev); + + wilc_wlan_set_bssid(dev, NULL, WILC_AP_MODE); + + ret =3D wilc_del_beacon(vif); + + if (ret) + netdev_err(dev, "Host delete beacon fail\n"); + + return ret; +} + +static int add_station(struct wiphy *wiphy, struct net_device *dev, + const u8 *mac, struct station_parameters *params) +{ + int ret =3D 0; + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(dev); + + if (vif->iftype =3D=3D WILC_AP_MODE || vif->iftype =3D=3D WILC_GO_MODE) { + memcpy(priv->assoc_stainfo.sta_associated_bss[params->aid], mac, + ETH_ALEN); + + ret =3D wilc_add_station(vif, mac, params); + if (ret) + netdev_err(dev, "Host add station fail\n"); + } + + return ret; +} + +static int del_station(struct wiphy *wiphy, struct net_device *dev, + struct station_del_parameters *params) +{ + const u8 *mac =3D params->mac; + int ret =3D 0; + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(dev); + struct sta_info *info; + + if (!(vif->iftype =3D=3D WILC_AP_MODE || vif->iftype =3D=3D WILC_GO_MODE)= ) + return ret; + + info =3D &priv->assoc_stainfo; + + if (!mac) + ret =3D wilc_del_allstation(vif, info->sta_associated_bss); + + ret =3D wilc_del_station(vif, mac); + if (ret) + netdev_err(dev, "Host delete station fail\n"); + return ret; +} + +static int change_station(struct wiphy *wiphy, struct net_device *dev, + const u8 *mac, struct station_parameters *params) +{ + int ret =3D 0; + struct wilc_vif *vif =3D netdev_priv(dev); + + if (vif->iftype =3D=3D WILC_AP_MODE || vif->iftype =3D=3D WILC_GO_MODE) { + ret =3D wilc_edit_station(vif, mac, params); + if (ret) + netdev_err(dev, "Host edit station fail\n"); + } + return ret; +} + +static struct wireless_dev *add_virtual_intf(struct wiphy *wiphy, + const char *name, + unsigned char name_assign_type, + enum nl80211_iftype type, + struct vif_params *params) +{ + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(priv->wdev->netdev); + struct net_device *new_ifc; + + if (type =3D=3D NL80211_IFTYPE_MONITOR) { + new_ifc =3D wilc_wfi_init_mon_interface(vif->wilc, name, + vif->ndev); + if (new_ifc) { + vif =3D netdev_priv(priv->wdev->netdev); + vif->monitor_flag =3D 1; + } + } + return priv->wdev; +} + +static int del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev= ) +{ + return 0; +} + +static int wilc_suspend(struct wiphy *wiphy, struct cfg80211_wowlan *wow) +{ + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(priv->dev); + + if (!wow && wilc_wlan_get_num_conn_ifcs(vif->wilc)) + vif->wilc->suspend_event =3D true; + else + vif->wilc->suspend_event =3D false; + + return 0; +} + +static int wilc_resume(struct wiphy *wiphy) +{ + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(priv->dev); + + netdev_info(vif->ndev, "cfg resume\n"); + return 0; +} + +static void wilc_set_wakeup(struct wiphy *wiphy, bool enabled) +{ + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(priv->dev); + + netdev_info(vif->ndev, "cfg set wake up =3D %d\n", enabled); +} + +static int set_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, + enum nl80211_tx_power_setting type, int mbm) +{ + int ret; + s32 tx_power =3D MBM_TO_DBM(mbm); + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(priv->dev); + + if (tx_power < 0) + tx_power =3D 0; + else if (tx_power > 18) + tx_power =3D 18; + ret =3D wilc_set_tx_power(vif, tx_power); + if (ret) + netdev_err(vif->ndev, "Failed to set tx power\n"); + + return ret; +} + +static int get_tx_power(struct wiphy *wiphy, struct wireless_dev *wdev, + int *dbm) +{ + int ret; + struct wilc_priv *priv =3D wiphy_priv(wiphy); + struct wilc_vif *vif =3D netdev_priv(priv->dev); + struct wilc *wl =3D vif->wilc; + + /* If firmware is not started, return. */ + if (!wl->initialized) + return -EIO; + + ret =3D wilc_get_tx_power(vif, (u8 *)dbm); + if (ret) + netdev_err(vif->ndev, "Failed to get tx power\n"); + + return ret; +} + +static const struct cfg80211_ops wilc_cfg80211_ops =3D { + .set_monitor_channel =3D set_channel, + .scan =3D scan, + .connect =3D connect, + .disconnect =3D disconnect, + .add_key =3D add_key, + .del_key =3D del_key, + .get_key =3D get_key, + .set_default_key =3D set_default_key, + .add_virtual_intf =3D add_virtual_intf, + .del_virtual_intf =3D del_virtual_intf, + .change_virtual_intf =3D change_virtual_intf, + + .start_ap =3D start_ap, + .change_beacon =3D change_beacon, + .stop_ap =3D stop_ap, + .add_station =3D add_station, + .del_station =3D del_station, + .change_station =3D change_station, + .get_station =3D get_station, + .dump_station =3D dump_station, + .change_bss =3D change_bss, + .set_wiphy_params =3D set_wiphy_params, + + .set_pmksa =3D set_pmksa, + .del_pmksa =3D del_pmksa, + .flush_pmksa =3D flush_pmksa, + .remain_on_channel =3D remain_on_channel, + .cancel_remain_on_channel =3D cancel_remain_on_channel, + .mgmt_tx_cancel_wait =3D mgmt_tx_cancel_wait, + .mgmt_tx =3D mgmt_tx, + .mgmt_frame_register =3D wilc_mgmt_frame_register, + .set_power_mgmt =3D set_power_mgmt, + .set_cqm_rssi_config =3D set_cqm_rssi_config, + + .suspend =3D wilc_suspend, + .resume =3D wilc_resume, + .set_wakeup =3D wilc_set_wakeup, + .set_tx_power =3D set_tx_power, + .get_tx_power =3D get_tx_power, + +}; + +static struct wireless_dev *wilc_wfi_cfg_alloc(void) +{ + struct wireless_dev *wdev; + + wdev =3D kzalloc(sizeof(*wdev), GFP_KERNEL); + if (!wdev) + goto out; + + wdev->wiphy =3D wiphy_new(&wilc_cfg80211_ops, sizeof(struct wilc_priv)); + if (!wdev->wiphy) + goto free_mem; + + return wdev; + +free_mem: + kfree(wdev); +out: + return NULL; +} + +struct wireless_dev *wilc_create_wiphy(struct net_device *net, + struct device *dev) +{ + struct wilc_priv *priv; + struct wireless_dev *wdev; + int ret; + + wdev =3D wilc_wfi_cfg_alloc(); + if (!wdev) { + netdev_err(net, "wiphy new allocate failed\n"); + return NULL; + } + + priv =3D wdev_priv(wdev); + priv->wdev =3D wdev; + + memcpy(priv->bitrates, wilc_bitrates, sizeof(wilc_bitrates)); + memcpy(priv->channels, wilc_2ghz_channels, sizeof(wilc_2ghz_channels)); + priv->band.bitrates =3D priv->bitrates; + priv->band.n_bitrates =3D ARRAY_SIZE(priv->bitrates); + priv->band.channels =3D priv->channels; + priv->band.n_channels =3D ARRAY_SIZE(wilc_2ghz_channels); + + priv->band.ht_cap.ht_supported =3D 1; + priv->band.ht_cap.cap |=3D (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT); + priv->band.ht_cap.mcs.rx_mask[0] =3D 0xff; + priv->band.ht_cap.ampdu_factor =3D IEEE80211_HT_MAX_AMPDU_8K; + priv->band.ht_cap.ampdu_density =3D IEEE80211_HT_MPDU_DENSITY_NONE; + + wdev->wiphy->bands[NL80211_BAND_2GHZ] =3D &priv->band; + + wdev->wiphy->max_scan_ssids =3D WILC_MAX_NUM_PROBED_SSID; +#ifdef CONFIG_PM + wdev->wiphy->wowlan =3D &wowlan_support; +#endif + wdev->wiphy->max_num_pmkids =3D WILC_MAX_NUM_PMKIDS; + wdev->wiphy->max_scan_ie_len =3D 1000; + wdev->wiphy->signal_type =3D CFG80211_SIGNAL_TYPE_MBM; + memcpy(priv->cipher_suites, wilc_cipher_suites, + sizeof(wilc_cipher_suites)); + wdev->wiphy->cipher_suites =3D priv->cipher_suites; + wdev->wiphy->n_cipher_suites =3D ARRAY_SIZE(wilc_cipher_suites); + wdev->wiphy->mgmt_stypes =3D wilc_wfi_cfg80211_mgmt_types; + + wdev->wiphy->max_remain_on_channel_duration =3D 500; + wdev->wiphy->interface_modes =3D BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_AP) | + BIT(NL80211_IFTYPE_MONITOR) | + BIT(NL80211_IFTYPE_P2P_GO) | + BIT(NL80211_IFTYPE_P2P_CLIENT); + wdev->wiphy->flags |=3D WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; + wdev->iftype =3D NL80211_IFTYPE_STATION; + + set_wiphy_dev(wdev->wiphy, dev); + + ret =3D wiphy_register(wdev->wiphy); + if (ret) { + netdev_err(net, "Cannot register wiphy device\n"); + wiphy_free(wdev->wiphy); + kfree(wdev); + return NULL; + } + + priv->dev =3D net; + return wdev; +} + +int wilc_init_host_int(struct net_device *net) +{ + int ret; + struct wilc_priv *priv =3D wdev_priv(net->ieee80211_ptr); + struct wilc_vif *vif =3D netdev_priv(priv->dev); + + timer_setup(&vif->during_ip_timer, clear_during_ip, 0); + + priv->p2p_listen_state =3D false; + + mutex_init(&priv->scan_req_lock); + ret =3D wilc_init(net, &priv->hif_drv); + if (ret) + netdev_err(net, "Error while initializing hostinterface\n"); + + return ret; +} + +void wilc_deinit_host_int(struct net_device *net) +{ + int ret; + struct wilc_priv *priv =3D wdev_priv(net->ieee80211_ptr); + struct wilc_vif *vif =3D netdev_priv(priv->dev); + + priv->p2p_listen_state =3D false; + + mutex_destroy(&priv->scan_req_lock); + ret =3D wilc_deinit(vif); + + del_timer_sync(&vif->during_ip_timer); + + if (ret) + netdev_err(net, "Error while deinitializing host interface\n"); +} + +void wilc_free_wiphy(struct net_device *net) +{ + if (!net) + return; + + if (!net->ieee80211_ptr) + return; + + if (!net->ieee80211_ptr->wiphy) + return; + + wiphy_unregister(net->ieee80211_ptr->wiphy); + + wiphy_free(net->ieee80211_ptr->wiphy); + kfree(net->ieee80211_ptr); +} --=20 2.7.4