diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath6kl/cfg80211.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath6kl/cfg80211.c | 382 |
1 files changed, 298 insertions, 84 deletions
diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.c b/drivers/net/wireless/ath/ath6kl/cfg80211.c index 02526044acb..6c59a217b1a 100644 --- a/drivers/net/wireless/ath/ath6kl/cfg80211.c +++ b/drivers/net/wireless/ath/ath6kl/cfg80211.c @@ -23,10 +23,8 @@ #include "testmode.h" static unsigned int ath6kl_p2p; -static unsigned int multi_norm_if_support; module_param(ath6kl_p2p, uint, 0644); -module_param(multi_norm_if_support, uint, 0644); #define RATETAB_ENT(_rate, _rateid, _flags) { \ .bitrate = (_rate), \ @@ -127,6 +125,37 @@ static struct ieee80211_supported_band ath6kl_band_5ghz = { #define CCKM_KRK_CIPHER_SUITE 0x004096ff /* use for KRK */ +/* returns true if scheduled scan was stopped */ +static bool __ath6kl_cfg80211_sscan_stop(struct ath6kl_vif *vif) +{ + struct ath6kl *ar = vif->ar; + + if (ar->state != ATH6KL_STATE_SCHED_SCAN) + return false; + + del_timer_sync(&vif->sched_scan_timer); + + ath6kl_wmi_set_host_sleep_mode_cmd(ar->wmi, vif->fw_vif_idx, + ATH6KL_HOST_MODE_AWAKE); + + ar->state = ATH6KL_STATE_ON; + + return true; +} + +static void ath6kl_cfg80211_sscan_disable(struct ath6kl_vif *vif) +{ + struct ath6kl *ar = vif->ar; + bool stopped; + + stopped = __ath6kl_cfg80211_sscan_stop(vif); + + if (!stopped) + return; + + cfg80211_sched_scan_stopped(ar->wiphy); +} + static int ath6kl_set_wpa_version(struct ath6kl_vif *vif, enum nl80211_wpa_versions wpa_version) { @@ -205,6 +234,10 @@ static int ath6kl_set_cipher(struct ath6kl_vif *vif, u32 cipher, bool ucast) *ar_cipher = AES_CRYPT; *ar_cipher_len = 0; break; + case WLAN_CIPHER_SUITE_SMS4: + *ar_cipher = WAPI_CRYPT; + *ar_cipher_len = 0; + break; default: ath6kl_err("cipher 0x%x not supported\n", cipher); return -ENOTSUPP; @@ -355,7 +388,7 @@ static bool ath6kl_is_valid_iftype(struct ath6kl *ar, enum nl80211_iftype type, if (type == NL80211_IFTYPE_STATION || type == NL80211_IFTYPE_AP || type == NL80211_IFTYPE_ADHOC) { - for (i = 0; i < MAX_NUM_VIF; i++) { + for (i = 0; i < ar->vif_max; i++) { if ((ar->avail_idx_map >> i) & BIT(0)) { *if_idx = i; return true; @@ -365,7 +398,7 @@ static bool ath6kl_is_valid_iftype(struct ath6kl *ar, enum nl80211_iftype type, if (type == NL80211_IFTYPE_P2P_CLIENT || type == NL80211_IFTYPE_P2P_GO) { - for (i = ar->max_norm_iface; i < MAX_NUM_VIF; i++) { + for (i = ar->max_norm_iface; i < ar->vif_max; i++) { if ((ar->avail_idx_map >> i) & BIT(0)) { *if_idx = i; return true; @@ -382,6 +415,9 @@ static int ath6kl_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, struct ath6kl *ar = ath6kl_priv(dev); struct ath6kl_vif *vif = netdev_priv(dev); int status; + u8 nw_subtype = (ar->p2p) ? SUBTYPE_P2PDEV : SUBTYPE_NONE; + + ath6kl_cfg80211_sscan_disable(vif); vif->sme_state = SME_CONNECTING; @@ -427,9 +463,12 @@ static int ath6kl_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, if (sme->ie && (sme->ie_len > 0)) { status = ath6kl_set_assoc_req_ies(vif, sme->ie, sme->ie_len); - if (status) + if (status) { + up(&ar->sem); return status; - } + } + } else + ar->connect_ctrl_flags &= ~CONNECT_WPS_FLAG; if (test_bit(CONNECTED, &vif->flags) && vif->ssid_len == sme->ssid_len && @@ -519,6 +558,9 @@ static int ath6kl_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, vif->nw_type = vif->next_mode; + if (vif->wdev.iftype == NL80211_IFTYPE_P2P_CLIENT) + nw_subtype = SUBTYPE_P2PCLIENT; + ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: connect called with authmode %d dot11 auth %d" " PW crypto %d PW crypto len %d GRP crypto %d" @@ -536,7 +578,7 @@ static int ath6kl_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, vif->grp_crypto, vif->grp_crypto_len, vif->ssid_len, vif->ssid, vif->req_bssid, vif->ch_hint, - ar->connect_ctrl_flags); + ar->connect_ctrl_flags, nw_subtype); up(&ar->sem); @@ -563,17 +605,28 @@ static int ath6kl_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, return 0; } -static int ath6kl_add_bss_if_needed(struct ath6kl_vif *vif, const u8 *bssid, +static int ath6kl_add_bss_if_needed(struct ath6kl_vif *vif, + enum network_type nw_type, + const u8 *bssid, struct ieee80211_channel *chan, const u8 *beacon_ie, size_t beacon_ie_len) { struct ath6kl *ar = vif->ar; struct cfg80211_bss *bss; + u16 cap_mask, cap_val; u8 *ie; + if (nw_type & ADHOC_NETWORK) { + cap_mask = WLAN_CAPABILITY_IBSS; + cap_val = WLAN_CAPABILITY_IBSS; + } else { + cap_mask = WLAN_CAPABILITY_ESS; + cap_val = WLAN_CAPABILITY_ESS; + } + bss = cfg80211_get_bss(ar->wiphy, chan, bssid, - vif->ssid, vif->ssid_len, WLAN_CAPABILITY_ESS, - WLAN_CAPABILITY_ESS); + vif->ssid, vif->ssid_len, + cap_mask, cap_val); if (bss == NULL) { /* * Since cfg80211 may not yet know about the BSS, @@ -591,13 +644,12 @@ static int ath6kl_add_bss_if_needed(struct ath6kl_vif *vif, const u8 *bssid, memcpy(ie + 2, vif->ssid, vif->ssid_len); memcpy(ie + 2 + vif->ssid_len, beacon_ie, beacon_ie_len); bss = cfg80211_inform_bss(ar->wiphy, chan, - bssid, 0, WLAN_CAPABILITY_ESS, 100, + bssid, 0, cap_val, 100, ie, 2 + vif->ssid_len + beacon_ie_len, 0, GFP_KERNEL); if (bss) - ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "added dummy bss for " - "%pM prior to indicating connect/roamed " - "event\n", bssid); + ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "added bss %pM to " + "cfg80211\n", bssid); kfree(ie); } else ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "cfg80211 already has a bss " @@ -660,16 +712,16 @@ void ath6kl_cfg80211_connect_event(struct ath6kl_vif *vif, u16 channel, chan = ieee80211_get_channel(ar->wiphy, (int) channel); - - if (nw_type & ADHOC_NETWORK) { - cfg80211_ibss_joined(vif->ndev, bssid, GFP_KERNEL); + if (ath6kl_add_bss_if_needed(vif, nw_type, bssid, chan, assoc_info, + beacon_ie_len) < 0) { + ath6kl_err("could not add cfg80211 bss entry\n"); return; } - if (ath6kl_add_bss_if_needed(vif, bssid, chan, assoc_info, - beacon_ie_len) < 0) { - ath6kl_err("could not add cfg80211 bss entry for " - "connect/roamed notification\n"); + if (nw_type & ADHOC_NETWORK) { + ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "ad-hoc %s selected\n", + nw_type & ADHOC_CREATOR ? "creator" : "joiner"); + cfg80211_ibss_joined(vif->ndev, bssid, GFP_KERNEL); return; } @@ -691,12 +743,14 @@ void ath6kl_cfg80211_connect_event(struct ath6kl_vif *vif, u16 channel, static int ath6kl_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *dev, u16 reason_code) { - struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(dev); + struct ath6kl *ar = ath6kl_priv(dev); struct ath6kl_vif *vif = netdev_priv(dev); ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: reason=%u\n", __func__, reason_code); + ath6kl_cfg80211_sscan_disable(vif); + if (!ath6kl_cfg80211_ready(vif)) return -EIO; @@ -789,7 +843,7 @@ void ath6kl_cfg80211_disconnect_event(struct ath6kl_vif *vif, u8 reason, static int ath6kl_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, struct cfg80211_scan_request *request) { - struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(ndev); + struct ath6kl *ar = ath6kl_priv(ndev); struct ath6kl_vif *vif = netdev_priv(ndev); s8 n_channels = 0; u16 *channels = NULL; @@ -799,6 +853,8 @@ static int ath6kl_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, if (!ath6kl_cfg80211_ready(vif)) return -EIO; + ath6kl_cfg80211_sscan_disable(vif); + if (!ar->usr_bss_filter) { clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags); ret = ath6kl_wmi_bssfilter_cmd( @@ -824,6 +880,10 @@ static int ath6kl_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, request->ssids[i].ssid); } + /* + * FIXME: we should clear the IE in fw if it's not set so just + * remove the check altogether + */ if (request->ie) { ret = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, WMI_FRAME_PROBE_REQ, @@ -860,9 +920,25 @@ static int ath6kl_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, if (test_bit(CONNECTED, &vif->flags)) force_fg_scan = 1; - ret = ath6kl_wmi_startscan_cmd(ar->wmi, vif->fw_vif_idx, WMI_LONG_SCAN, - force_fg_scan, false, 0, 0, n_channels, - channels); + if (test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX, + ar->fw_capabilities)) { + /* + * If capable of doing P2P mgmt operations using + * station interface, send additional information like + * supported rates to advertise and xmit rates for + * probe requests + */ + ret = ath6kl_wmi_beginscan_cmd(ar->wmi, vif->fw_vif_idx, + WMI_LONG_SCAN, force_fg_scan, + false, 0, 0, n_channels, + channels, request->no_cck, + request->rates); + } else { + ret = ath6kl_wmi_startscan_cmd(ar->wmi, vif->fw_vif_idx, + WMI_LONG_SCAN, force_fg_scan, + false, 0, 0, n_channels, + channels); + } if (ret) ath6kl_err("wmi_startscan_cmd failed\n"); else @@ -905,7 +981,7 @@ static int ath6kl_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, const u8 *mac_addr, struct key_params *params) { - struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(ndev); + struct ath6kl *ar = ath6kl_priv(ndev); struct ath6kl_vif *vif = netdev_priv(ndev); struct ath6kl_key *key = NULL; u8 key_usage; @@ -937,13 +1013,19 @@ static int ath6kl_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, key_usage = GROUP_USAGE; if (params) { + int seq_len = params->seq_len; + if (params->cipher == WLAN_CIPHER_SUITE_SMS4 && + seq_len > ATH6KL_KEY_SEQ_LEN) { + /* Only first half of the WPI PN is configured */ + seq_len = ATH6KL_KEY_SEQ_LEN; + } if (params->key_len > WLAN_MAX_KEY_LEN || - params->seq_len > sizeof(key->seq)) + seq_len > sizeof(key->seq)) return -EINVAL; key->key_len = params->key_len; memcpy(key->key, params->key, key->key_len); - key->seq_len = params->seq_len; + key->seq_len = seq_len; memcpy(key->seq, params->seq, key->seq_len); key->cipher = params->cipher; } @@ -961,6 +1043,9 @@ static int ath6kl_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, case WLAN_CIPHER_SUITE_CCMP: key_type = AES_CRYPT; break; + case WLAN_CIPHER_SUITE_SMS4: + key_type = WAPI_CRYPT; + break; default: return -ENOTSUPP; @@ -976,10 +1061,9 @@ static int ath6kl_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, __func__, key_index, key->key_len, key_type, key_usage, key->seq_len); - vif->def_txkey_index = key_index; - if (vif->nw_type == AP_NETWORK && !pairwise && - (key_type == TKIP_CRYPT || key_type == AES_CRYPT) && params) { + (key_type == TKIP_CRYPT || key_type == AES_CRYPT || + key_type == WAPI_CRYPT) && params) { ar->ap_mode_bkey.valid = true; ar->ap_mode_bkey.key_index = key_index; ar->ap_mode_bkey.key_type = key_type; @@ -1012,8 +1096,7 @@ static int ath6kl_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, return 0; } - return ath6kl_wmi_addkey_cmd(ar->wmi, vif->fw_vif_idx, - vif->def_txkey_index, + return ath6kl_wmi_addkey_cmd(ar->wmi, vif->fw_vif_idx, key_index, key_type, key_usage, key->key_len, key->seq, key->seq_len, key->key, KEY_OP_INIT_VAL, @@ -1024,7 +1107,7 @@ static int ath6kl_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, u8 key_index, bool pairwise, const u8 *mac_addr) { - struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(ndev); + struct ath6kl *ar = ath6kl_priv(ndev); struct ath6kl_vif *vif = netdev_priv(ndev); ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: index %d\n", __func__, key_index); @@ -1090,7 +1173,7 @@ static int ath6kl_cfg80211_set_default_key(struct wiphy *wiphy, u8 key_index, bool unicast, bool multicast) { - struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(ndev); + struct ath6kl *ar = ath6kl_priv(ndev); struct ath6kl_vif *vif = netdev_priv(ndev); struct ath6kl_key *key = NULL; u8 key_usage; @@ -1181,11 +1264,12 @@ static int ath6kl_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) */ static int ath6kl_cfg80211_set_txpower(struct wiphy *wiphy, enum nl80211_tx_power_setting type, - int dbm) + int mbm) { struct ath6kl *ar = (struct ath6kl *)wiphy_priv(wiphy); struct ath6kl_vif *vif; u8 ath6kl_dbm; + int dbm = MBM_TO_DBM(mbm); ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: type 0x%x, dbm %d\n", __func__, type, dbm); @@ -1288,7 +1372,7 @@ static struct net_device *ath6kl_cfg80211_add_iface(struct wiphy *wiphy, struct net_device *ndev; u8 if_idx, nw_type; - if (ar->num_vif == MAX_NUM_VIF) { + if (ar->num_vif == ar->vif_max) { ath6kl_err("Reached maximum number of supported vif\n"); return ERR_PTR(-EINVAL); } @@ -1333,9 +1417,6 @@ static int ath6kl_cfg80211_change_iface(struct wiphy *wiphy, ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: type %u\n", __func__, type); - if (!ath6kl_cfg80211_ready(vif)) - return -EIO; - switch (type) { case NL80211_IFTYPE_STATION: vif->next_mode = INFRA_NETWORK; @@ -1426,7 +1507,7 @@ static int ath6kl_cfg80211_join_ibss(struct wiphy *wiphy, vif->grp_crypto, vif->grp_crypto_len, vif->ssid_len, vif->ssid, vif->req_bssid, vif->ch_hint, - ar->connect_ctrl_flags); + ar->connect_ctrl_flags, SUBTYPE_NONE); set_bit(CONNECT_PEND, &vif->flags); return 0; @@ -1453,6 +1534,7 @@ static const u32 cipher_suites[] = { WLAN_CIPHER_SUITE_TKIP, WLAN_CIPHER_SUITE_CCMP, CCKM_KRK_CIPHER_SUITE, + WLAN_CIPHER_SUITE_SMS4, }; static bool is_rate_legacy(s32 rate) @@ -1779,7 +1861,7 @@ int ath6kl_cfg80211_suspend(struct ath6kl *ar, case ATH6KL_CFG_SUSPEND_DEEPSLEEP: - ath6kl_cfg80211_stop(ar); + ath6kl_cfg80211_stop_all(ar); /* save the current power mode before enabling power save */ ar->wmi->saved_pwr_mode = ar->wmi->pwr_mode; @@ -1796,7 +1878,7 @@ int ath6kl_cfg80211_suspend(struct ath6kl *ar, case ATH6KL_CFG_SUSPEND_CUTPOWER: - ath6kl_cfg80211_stop(ar); + ath6kl_cfg80211_stop_all(ar); if (ar->state == ATH6KL_STATE_OFF) { ath6kl_dbg(ATH6KL_DBG_SUSPEND, @@ -1816,6 +1898,13 @@ int ath6kl_cfg80211_suspend(struct ath6kl *ar, break; + case ATH6KL_CFG_SUSPEND_SCHED_SCAN: + /* + * Nothing needed for schedule scan, firmware is already in + * wow mode and sleeping most of the time. + */ + break; + default: break; } @@ -1864,6 +1953,9 @@ int ath6kl_cfg80211_resume(struct ath6kl *ar) } break; + case ATH6KL_STATE_SCHED_SCAN: + break; + default: break; } @@ -1987,7 +2079,7 @@ static int ath6kl_ap_beacon(struct wiphy *wiphy, struct net_device *dev, int ies_len; struct wmi_connect_cmd p; int res; - int i; + int i, ret; ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: add=%d\n", __func__, add); @@ -2045,7 +2137,9 @@ static int ath6kl_ap_beacon(struct wiphy *wiphy, struct net_device *dev, if (info->hidden_ssid != NL80211_HIDDEN_SSID_NOT_IN_USE) return -EOPNOTSUPP; /* TODO */ - vif->dot11_auth_mode = OPEN_AUTH; + ret = ath6kl_set_auth_type(vif, info->auth_type); + if (ret) + return ret; memset(&p, 0, sizeof(p)); @@ -2081,6 +2175,9 @@ static int ath6kl_ap_beacon(struct wiphy *wiphy, struct net_device *dev, case WLAN_CIPHER_SUITE_CCMP: p.prwise_crypto_type |= AES_CRYPT; break; + case WLAN_CIPHER_SUITE_SMS4: + p.prwise_crypto_type |= WAPI_CRYPT; + break; } } if (p.prwise_crypto_type == 0) { @@ -2100,6 +2197,9 @@ static int ath6kl_ap_beacon(struct wiphy *wiphy, struct net_device *dev, case WLAN_CIPHER_SUITE_CCMP: p.grp_crypto_type = AES_CRYPT; break; + case WLAN_CIPHER_SUITE_SMS4: + p.grp_crypto_type = WAPI_CRYPT; + break; default: p.grp_crypto_type = NONE_CRYPT; break; @@ -2114,6 +2214,16 @@ static int ath6kl_ap_beacon(struct wiphy *wiphy, struct net_device *dev, p.dot11_auth_mode = vif->dot11_auth_mode; p.ch = cpu_to_le16(vif->next_chan); + if (vif->wdev.iftype == NL80211_IFTYPE_P2P_GO) { + p.nw_subtype = SUBTYPE_P2PGO; + } else { + /* + * Due to firmware limitation, it is not possible to + * do P2P mgmt operations in AP mode + */ + p.nw_subtype = SUBTYPE_NONE; + } + res = ath6kl_wmi_ap_profile_commit(ar->wmi, vif->fw_vif_idx, &p); if (res < 0) return res; @@ -2279,9 +2389,23 @@ static int ath6kl_mgmt_tx(struct wiphy *wiphy, struct net_device *dev, } *cookie = id; - return ath6kl_wmi_send_action_cmd(ar->wmi, vif->fw_vif_idx, id, - chan->center_freq, wait, - buf, len); + + if (test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX, + ar->fw_capabilities)) { + /* + * If capable of doing P2P mgmt operations using + * station interface, send additional information like + * supported rates to advertise and xmit rates for + * probe requests + */ + return ath6kl_wmi_send_mgmt_cmd(ar->wmi, vif->fw_vif_idx, id, + chan->center_freq, wait, + buf, len, no_cck); + } else { + return ath6kl_wmi_send_action_cmd(ar->wmi, vif->fw_vif_idx, id, + chan->center_freq, wait, + buf, len); + } } static void ath6kl_mgmt_frame_register(struct wiphy *wiphy, @@ -2302,6 +2426,90 @@ static void ath6kl_mgmt_frame_register(struct wiphy *wiphy, } } +static int ath6kl_cfg80211_sscan_start(struct wiphy *wiphy, + struct net_device *dev, + struct cfg80211_sched_scan_request *request) +{ + struct ath6kl *ar = ath6kl_priv(dev); + struct ath6kl_vif *vif = netdev_priv(dev); + u16 interval; + int ret; + u8 i; + + if (ar->state != ATH6KL_STATE_ON) + return -EIO; + + if (vif->sme_state != SME_DISCONNECTED) + return -EBUSY; + + for (i = 0; i < ar->wiphy->max_sched_scan_ssids; i++) { + ath6kl_wmi_probedssid_cmd(ar->wmi, vif->fw_vif_idx, + i, DISABLE_SSID_FLAG, + 0, NULL); + } + + /* fw uses seconds, also make sure that it's >0 */ + interval = max_t(u16, 1, request->interval / 1000); + + ath6kl_wmi_scanparams_cmd(ar->wmi, vif->fw_vif_idx, + interval, interval, + 10, 0, 0, 0, 3, 0, 0, 0); + + if (request->n_ssids && request->ssids[0].ssid_len) { + for (i = 0; i < request->n_ssids; i++) { + ath6kl_wmi_probedssid_cmd(ar->wmi, vif->fw_vif_idx, + i, SPECIFIC_SSID_FLAG, + request->ssids[i].ssid_len, + request->ssids[i].ssid); + } + } + + ret = ath6kl_wmi_set_wow_mode_cmd(ar->wmi, vif->fw_vif_idx, + ATH6KL_WOW_MODE_ENABLE, + WOW_FILTER_SSID, + WOW_HOST_REQ_DELAY); + if (ret) { + ath6kl_warn("Failed to enable wow with ssid filter: %d\n", ret); + return ret; + } + + /* this also clears IE in fw if it's not set */ + ret = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, + WMI_FRAME_PROBE_REQ, + request->ie, request->ie_len); + if (ret) { + ath6kl_warn("Failed to set probe request IE for scheduled scan: %d", + ret); + return ret; + } + + ret = ath6kl_wmi_set_host_sleep_mode_cmd(ar->wmi, vif->fw_vif_idx, + ATH6KL_HOST_MODE_ASLEEP); + if (ret) { + ath6kl_warn("Failed to enable host sleep mode for sched scan: %d\n", + ret); + return ret; + } + + ar->state = ATH6KL_STATE_SCHED_SCAN; + + return ret; +} + +static int ath6kl_cfg80211_sscan_stop(struct wiphy *wiphy, + struct net_device *dev) +{ + struct ath6kl_vif *vif = netdev_priv(dev); + bool stopped; + + stopped = __ath6kl_cfg80211_sscan_stop(vif); + + if (!stopped) + return -EIO; + + return 0; +} + static const struct ieee80211_txrx_stypes ath6kl_mgmt_stypes[NUM_NL80211_IFTYPES] = { [NL80211_IFTYPE_STATION] = { @@ -2359,25 +2567,17 @@ static struct cfg80211_ops ath6kl_cfg80211_ops = { .cancel_remain_on_channel = ath6kl_cancel_remain_on_channel, .mgmt_tx = ath6kl_mgmt_tx, .mgmt_frame_register = ath6kl_mgmt_frame_register, + .sched_scan_start = ath6kl_cfg80211_sscan_start, + .sched_scan_stop = ath6kl_cfg80211_sscan_stop, }; -void ath6kl_cfg80211_stop(struct ath6kl *ar) +void ath6kl_cfg80211_stop(struct ath6kl_vif *vif) { - struct ath6kl_vif *vif; - - /* FIXME: for multi vif */ - vif = ath6kl_vif_first(ar); - if (!vif) { - /* save the current power mode before enabling power save */ - ar->wmi->saved_pwr_mode = ar->wmi->pwr_mode; - - if (ath6kl_wmi_powermode_cmd(ar->wmi, 0, REC_POWER) != 0) - ath6kl_warn("ath6kl_deep_sleep_enable: " - "wmi_powermode_cmd failed\n"); - return; - } + ath6kl_cfg80211_sscan_disable(vif); switch (vif->sme_state) { + case SME_DISCONNECTED: + break; case SME_CONNECTING: cfg80211_connect_result(vif->ndev, vif->bssid, NULL, 0, NULL, 0, @@ -2385,33 +2585,50 @@ void ath6kl_cfg80211_stop(struct ath6kl *ar) GFP_KERNEL); break; case SME_CONNECTED: - default: - /* - * FIXME: oddly enough smeState is in DISCONNECTED during - * suspend, why? Need to send disconnected event in that - * state. - */ cfg80211_disconnected(vif->ndev, 0, NULL, 0, GFP_KERNEL); break; } if (test_bit(CONNECTED, &vif->flags) || test_bit(CONNECT_PEND, &vif->flags)) - ath6kl_wmi_disconnect_cmd(ar->wmi, vif->fw_vif_idx); + ath6kl_wmi_disconnect_cmd(vif->ar->wmi, vif->fw_vif_idx); vif->sme_state = SME_DISCONNECTED; clear_bit(CONNECTED, &vif->flags); clear_bit(CONNECT_PEND, &vif->flags); /* disable scanning */ - if (ath6kl_wmi_scanparams_cmd(ar->wmi, vif->fw_vif_idx, 0xFFFF, 0, 0, - 0, 0, 0, 0, 0, 0, 0) != 0) - printk(KERN_WARNING "ath6kl: failed to disable scan " - "during suspend\n"); + if (ath6kl_wmi_scanparams_cmd(vif->ar->wmi, vif->fw_vif_idx, 0xFFFF, + 0, 0, 0, 0, 0, 0, 0, 0, 0) != 0) + ath6kl_warn("failed to disable scan during stop\n"); ath6kl_cfg80211_scan_complete_event(vif, true); } +void ath6kl_cfg80211_stop_all(struct ath6kl *ar) +{ + struct ath6kl_vif *vif; + + vif = ath6kl_vif_first(ar); + if (!vif) { + /* save the current power mode before enabling power save */ + ar->wmi->saved_pwr_mode = ar->wmi->pwr_mode; + + if (ath6kl_wmi_powermode_cmd(ar->wmi, 0, REC_POWER) != 0) + ath6kl_warn("ath6kl_deep_sleep_enable: " + "wmi_powermode_cmd failed\n"); + return; + } + + /* + * FIXME: we should take ar->list_lock to protect changes in the + * vif_list, but that's not trivial to do as ath6kl_cfg80211_stop() + * sleeps. + */ + list_for_each_entry(vif, &ar->vif_list, list) + ath6kl_cfg80211_stop(vif); +} + struct ath6kl *ath6kl_core_alloc(struct device *dev) { struct ath6kl *ar; @@ -2427,17 +2644,12 @@ struct ath6kl *ath6kl_core_alloc(struct device *dev) } ar = wiphy_priv(wiphy); - if (!multi_norm_if_support) - ar->p2p = !!ath6kl_p2p; + ar->p2p = !!ath6kl_p2p; ar->wiphy = wiphy; ar->dev = dev; - if (multi_norm_if_support) - ar->max_norm_iface = 2; - else - ar->max_norm_iface = 1; + ar->vif_max = 1; - /* FIXME: Remove this once the multivif support is enabled */ ar->max_norm_iface = 1; spin_lock_init(&ar->lock); @@ -2459,9 +2671,6 @@ struct ath6kl *ath6kl_core_alloc(struct device *dev) ar->tx_pwr = 0; ar->intra_bss = 1; - memset(&ar->sc_params, 0, sizeof(ar->sc_params)); - ar->sc_params.short_scan_ratio = WMI_SHORTSCANRATIO_DEFAULT; - ar->sc_params.scan_ctrl_flags = DEFAULT_SCAN_CTRL_FLAGS; ar->lrssi_roam_threshold = DEF_LRSSI_ROAM_THRESHOLD; ar->state = ATH6KL_STATE_OFF; @@ -2522,6 +2731,8 @@ int ath6kl_register_ieee80211_hw(struct ath6kl *ar) wiphy->wowlan.pattern_min_len = 1; wiphy->wowlan.pattern_max_len = WOW_PATTERN_SIZE; + wiphy->max_sched_scan_ssids = 10; + ret = wiphy_register(wiphy); if (ret < 0) { ath6kl_err("couldn't register wiphy device\n"); @@ -2541,6 +2752,9 @@ static int ath6kl_init_if_data(struct ath6kl_vif *vif) setup_timer(&vif->disconnect_timer, disconnect_timer_handler, (unsigned long) vif->ndev); + setup_timer(&vif->sched_scan_timer, ath6kl_wmi_sscan_timer, + (unsigned long) vif); + set_bit(WMM_ENABLED, &vif->flags); spin_lock_init(&vif->if_lock); |