1bdcd8170SKalle Valo /* 2bdcd8170SKalle Valo * Copyright (c) 2004-2011 Atheros Communications Inc. 3bdcd8170SKalle Valo * 4bdcd8170SKalle Valo * Permission to use, copy, modify, and/or distribute this software for any 5bdcd8170SKalle Valo * purpose with or without fee is hereby granted, provided that the above 6bdcd8170SKalle Valo * copyright notice and this permission notice appear in all copies. 7bdcd8170SKalle Valo * 8bdcd8170SKalle Valo * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9bdcd8170SKalle Valo * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10bdcd8170SKalle Valo * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11bdcd8170SKalle Valo * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12bdcd8170SKalle Valo * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13bdcd8170SKalle Valo * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14bdcd8170SKalle Valo * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15bdcd8170SKalle Valo */ 16bdcd8170SKalle Valo 17bdcd8170SKalle Valo #include "core.h" 18bdcd8170SKalle Valo #include "cfg80211.h" 19bdcd8170SKalle Valo #include "debug.h" 20abcb344bSKalle Valo #include "hif-ops.h" 21003353b0SKalle Valo #include "testmode.h" 22bdcd8170SKalle Valo 236bbc7c35SJouni Malinen static unsigned int ath6kl_p2p; 243226f68aSVasanthakumar Thiagarajan static unsigned int multi_norm_if_support; 256bbc7c35SJouni Malinen 266bbc7c35SJouni Malinen module_param(ath6kl_p2p, uint, 0644); 273226f68aSVasanthakumar Thiagarajan module_param(multi_norm_if_support, uint, 0644); 286bbc7c35SJouni Malinen 29bdcd8170SKalle Valo #define RATETAB_ENT(_rate, _rateid, _flags) { \ 30bdcd8170SKalle Valo .bitrate = (_rate), \ 31bdcd8170SKalle Valo .flags = (_flags), \ 32bdcd8170SKalle Valo .hw_value = (_rateid), \ 33bdcd8170SKalle Valo } 34bdcd8170SKalle Valo 35bdcd8170SKalle Valo #define CHAN2G(_channel, _freq, _flags) { \ 36bdcd8170SKalle Valo .band = IEEE80211_BAND_2GHZ, \ 37bdcd8170SKalle Valo .hw_value = (_channel), \ 38bdcd8170SKalle Valo .center_freq = (_freq), \ 39bdcd8170SKalle Valo .flags = (_flags), \ 40bdcd8170SKalle Valo .max_antenna_gain = 0, \ 41bdcd8170SKalle Valo .max_power = 30, \ 42bdcd8170SKalle Valo } 43bdcd8170SKalle Valo 44bdcd8170SKalle Valo #define CHAN5G(_channel, _flags) { \ 45bdcd8170SKalle Valo .band = IEEE80211_BAND_5GHZ, \ 46bdcd8170SKalle Valo .hw_value = (_channel), \ 47bdcd8170SKalle Valo .center_freq = 5000 + (5 * (_channel)), \ 48bdcd8170SKalle Valo .flags = (_flags), \ 49bdcd8170SKalle Valo .max_antenna_gain = 0, \ 50bdcd8170SKalle Valo .max_power = 30, \ 51bdcd8170SKalle Valo } 52bdcd8170SKalle Valo 53bdcd8170SKalle Valo static struct ieee80211_rate ath6kl_rates[] = { 54bdcd8170SKalle Valo RATETAB_ENT(10, 0x1, 0), 55bdcd8170SKalle Valo RATETAB_ENT(20, 0x2, 0), 56bdcd8170SKalle Valo RATETAB_ENT(55, 0x4, 0), 57bdcd8170SKalle Valo RATETAB_ENT(110, 0x8, 0), 58bdcd8170SKalle Valo RATETAB_ENT(60, 0x10, 0), 59bdcd8170SKalle Valo RATETAB_ENT(90, 0x20, 0), 60bdcd8170SKalle Valo RATETAB_ENT(120, 0x40, 0), 61bdcd8170SKalle Valo RATETAB_ENT(180, 0x80, 0), 62bdcd8170SKalle Valo RATETAB_ENT(240, 0x100, 0), 63bdcd8170SKalle Valo RATETAB_ENT(360, 0x200, 0), 64bdcd8170SKalle Valo RATETAB_ENT(480, 0x400, 0), 65bdcd8170SKalle Valo RATETAB_ENT(540, 0x800, 0), 66bdcd8170SKalle Valo }; 67bdcd8170SKalle Valo 68bdcd8170SKalle Valo #define ath6kl_a_rates (ath6kl_rates + 4) 69bdcd8170SKalle Valo #define ath6kl_a_rates_size 8 70bdcd8170SKalle Valo #define ath6kl_g_rates (ath6kl_rates + 0) 71bdcd8170SKalle Valo #define ath6kl_g_rates_size 12 72bdcd8170SKalle Valo 73bdcd8170SKalle Valo static struct ieee80211_channel ath6kl_2ghz_channels[] = { 74bdcd8170SKalle Valo CHAN2G(1, 2412, 0), 75bdcd8170SKalle Valo CHAN2G(2, 2417, 0), 76bdcd8170SKalle Valo CHAN2G(3, 2422, 0), 77bdcd8170SKalle Valo CHAN2G(4, 2427, 0), 78bdcd8170SKalle Valo CHAN2G(5, 2432, 0), 79bdcd8170SKalle Valo CHAN2G(6, 2437, 0), 80bdcd8170SKalle Valo CHAN2G(7, 2442, 0), 81bdcd8170SKalle Valo CHAN2G(8, 2447, 0), 82bdcd8170SKalle Valo CHAN2G(9, 2452, 0), 83bdcd8170SKalle Valo CHAN2G(10, 2457, 0), 84bdcd8170SKalle Valo CHAN2G(11, 2462, 0), 85bdcd8170SKalle Valo CHAN2G(12, 2467, 0), 86bdcd8170SKalle Valo CHAN2G(13, 2472, 0), 87bdcd8170SKalle Valo CHAN2G(14, 2484, 0), 88bdcd8170SKalle Valo }; 89bdcd8170SKalle Valo 90bdcd8170SKalle Valo static struct ieee80211_channel ath6kl_5ghz_a_channels[] = { 91bdcd8170SKalle Valo CHAN5G(34, 0), CHAN5G(36, 0), 92bdcd8170SKalle Valo CHAN5G(38, 0), CHAN5G(40, 0), 93bdcd8170SKalle Valo CHAN5G(42, 0), CHAN5G(44, 0), 94bdcd8170SKalle Valo CHAN5G(46, 0), CHAN5G(48, 0), 95bdcd8170SKalle Valo CHAN5G(52, 0), CHAN5G(56, 0), 96bdcd8170SKalle Valo CHAN5G(60, 0), CHAN5G(64, 0), 97bdcd8170SKalle Valo CHAN5G(100, 0), CHAN5G(104, 0), 98bdcd8170SKalle Valo CHAN5G(108, 0), CHAN5G(112, 0), 99bdcd8170SKalle Valo CHAN5G(116, 0), CHAN5G(120, 0), 100bdcd8170SKalle Valo CHAN5G(124, 0), CHAN5G(128, 0), 101bdcd8170SKalle Valo CHAN5G(132, 0), CHAN5G(136, 0), 102bdcd8170SKalle Valo CHAN5G(140, 0), CHAN5G(149, 0), 103bdcd8170SKalle Valo CHAN5G(153, 0), CHAN5G(157, 0), 104bdcd8170SKalle Valo CHAN5G(161, 0), CHAN5G(165, 0), 105bdcd8170SKalle Valo CHAN5G(184, 0), CHAN5G(188, 0), 106bdcd8170SKalle Valo CHAN5G(192, 0), CHAN5G(196, 0), 107bdcd8170SKalle Valo CHAN5G(200, 0), CHAN5G(204, 0), 108bdcd8170SKalle Valo CHAN5G(208, 0), CHAN5G(212, 0), 109bdcd8170SKalle Valo CHAN5G(216, 0), 110bdcd8170SKalle Valo }; 111bdcd8170SKalle Valo 112bdcd8170SKalle Valo static struct ieee80211_supported_band ath6kl_band_2ghz = { 113bdcd8170SKalle Valo .n_channels = ARRAY_SIZE(ath6kl_2ghz_channels), 114bdcd8170SKalle Valo .channels = ath6kl_2ghz_channels, 115bdcd8170SKalle Valo .n_bitrates = ath6kl_g_rates_size, 116bdcd8170SKalle Valo .bitrates = ath6kl_g_rates, 117bdcd8170SKalle Valo }; 118bdcd8170SKalle Valo 119bdcd8170SKalle Valo static struct ieee80211_supported_band ath6kl_band_5ghz = { 120bdcd8170SKalle Valo .n_channels = ARRAY_SIZE(ath6kl_5ghz_a_channels), 121bdcd8170SKalle Valo .channels = ath6kl_5ghz_a_channels, 122bdcd8170SKalle Valo .n_bitrates = ath6kl_a_rates_size, 123bdcd8170SKalle Valo .bitrates = ath6kl_a_rates, 124bdcd8170SKalle Valo }; 125bdcd8170SKalle Valo 126837cb97eSJouni Malinen #define CCKM_KRK_CIPHER_SUITE 0x004096ff /* use for KRK */ 127837cb97eSJouni Malinen 128240d2799SVasanthakumar Thiagarajan static int ath6kl_set_wpa_version(struct ath6kl_vif *vif, 129bdcd8170SKalle Valo enum nl80211_wpa_versions wpa_version) 130bdcd8170SKalle Valo { 131bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: %u\n", __func__, wpa_version); 132bdcd8170SKalle Valo 133bdcd8170SKalle Valo if (!wpa_version) { 1343450334fSVasanthakumar Thiagarajan vif->auth_mode = NONE_AUTH; 135bdcd8170SKalle Valo } else if (wpa_version & NL80211_WPA_VERSION_2) { 1363450334fSVasanthakumar Thiagarajan vif->auth_mode = WPA2_AUTH; 137bdcd8170SKalle Valo } else if (wpa_version & NL80211_WPA_VERSION_1) { 1383450334fSVasanthakumar Thiagarajan vif->auth_mode = WPA_AUTH; 139bdcd8170SKalle Valo } else { 140bdcd8170SKalle Valo ath6kl_err("%s: %u not supported\n", __func__, wpa_version); 141bdcd8170SKalle Valo return -ENOTSUPP; 142bdcd8170SKalle Valo } 143bdcd8170SKalle Valo 144bdcd8170SKalle Valo return 0; 145bdcd8170SKalle Valo } 146bdcd8170SKalle Valo 147240d2799SVasanthakumar Thiagarajan static int ath6kl_set_auth_type(struct ath6kl_vif *vif, 148bdcd8170SKalle Valo enum nl80211_auth_type auth_type) 149bdcd8170SKalle Valo { 150bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: 0x%x\n", __func__, auth_type); 151bdcd8170SKalle Valo 152bdcd8170SKalle Valo switch (auth_type) { 153bdcd8170SKalle Valo case NL80211_AUTHTYPE_OPEN_SYSTEM: 1543450334fSVasanthakumar Thiagarajan vif->dot11_auth_mode = OPEN_AUTH; 155bdcd8170SKalle Valo break; 156bdcd8170SKalle Valo case NL80211_AUTHTYPE_SHARED_KEY: 1573450334fSVasanthakumar Thiagarajan vif->dot11_auth_mode = SHARED_AUTH; 158bdcd8170SKalle Valo break; 159bdcd8170SKalle Valo case NL80211_AUTHTYPE_NETWORK_EAP: 1603450334fSVasanthakumar Thiagarajan vif->dot11_auth_mode = LEAP_AUTH; 161bdcd8170SKalle Valo break; 162bdcd8170SKalle Valo 163bdcd8170SKalle Valo case NL80211_AUTHTYPE_AUTOMATIC: 1643450334fSVasanthakumar Thiagarajan vif->dot11_auth_mode = OPEN_AUTH | SHARED_AUTH; 165bdcd8170SKalle Valo break; 166bdcd8170SKalle Valo 167bdcd8170SKalle Valo default: 168bdcd8170SKalle Valo ath6kl_err("%s: 0x%x not spported\n", __func__, auth_type); 169bdcd8170SKalle Valo return -ENOTSUPP; 170bdcd8170SKalle Valo } 171bdcd8170SKalle Valo 172bdcd8170SKalle Valo return 0; 173bdcd8170SKalle Valo } 174bdcd8170SKalle Valo 175240d2799SVasanthakumar Thiagarajan static int ath6kl_set_cipher(struct ath6kl_vif *vif, u32 cipher, bool ucast) 176bdcd8170SKalle Valo { 1773450334fSVasanthakumar Thiagarajan u8 *ar_cipher = ucast ? &vif->prwise_crypto : &vif->grp_crypto; 1783450334fSVasanthakumar Thiagarajan u8 *ar_cipher_len = ucast ? &vif->prwise_crypto_len : 1793450334fSVasanthakumar Thiagarajan &vif->grp_crypto_len; 180bdcd8170SKalle Valo 181bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: cipher 0x%x, ucast %u\n", 182bdcd8170SKalle Valo __func__, cipher, ucast); 183bdcd8170SKalle Valo 184bdcd8170SKalle Valo switch (cipher) { 185bdcd8170SKalle Valo case 0: 186bdcd8170SKalle Valo /* our own hack to use value 0 as no crypto used */ 187bdcd8170SKalle Valo *ar_cipher = NONE_CRYPT; 188bdcd8170SKalle Valo *ar_cipher_len = 0; 189bdcd8170SKalle Valo break; 190bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_WEP40: 191bdcd8170SKalle Valo *ar_cipher = WEP_CRYPT; 192bdcd8170SKalle Valo *ar_cipher_len = 5; 193bdcd8170SKalle Valo break; 194bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_WEP104: 195bdcd8170SKalle Valo *ar_cipher = WEP_CRYPT; 196bdcd8170SKalle Valo *ar_cipher_len = 13; 197bdcd8170SKalle Valo break; 198bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_TKIP: 199bdcd8170SKalle Valo *ar_cipher = TKIP_CRYPT; 200bdcd8170SKalle Valo *ar_cipher_len = 0; 201bdcd8170SKalle Valo break; 202bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_CCMP: 203bdcd8170SKalle Valo *ar_cipher = AES_CRYPT; 204bdcd8170SKalle Valo *ar_cipher_len = 0; 205bdcd8170SKalle Valo break; 2065e07021eSDai Shuibing case WLAN_CIPHER_SUITE_SMS4: 2075e07021eSDai Shuibing *ar_cipher = WAPI_CRYPT; 2085e07021eSDai Shuibing *ar_cipher_len = 0; 2095e07021eSDai Shuibing break; 210bdcd8170SKalle Valo default: 211bdcd8170SKalle Valo ath6kl_err("cipher 0x%x not supported\n", cipher); 212bdcd8170SKalle Valo return -ENOTSUPP; 213bdcd8170SKalle Valo } 214bdcd8170SKalle Valo 215bdcd8170SKalle Valo return 0; 216bdcd8170SKalle Valo } 217bdcd8170SKalle Valo 218240d2799SVasanthakumar Thiagarajan static void ath6kl_set_key_mgmt(struct ath6kl_vif *vif, u32 key_mgmt) 219bdcd8170SKalle Valo { 220bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: 0x%x\n", __func__, key_mgmt); 221bdcd8170SKalle Valo 222bdcd8170SKalle Valo if (key_mgmt == WLAN_AKM_SUITE_PSK) { 2233450334fSVasanthakumar Thiagarajan if (vif->auth_mode == WPA_AUTH) 2243450334fSVasanthakumar Thiagarajan vif->auth_mode = WPA_PSK_AUTH; 2253450334fSVasanthakumar Thiagarajan else if (vif->auth_mode == WPA2_AUTH) 2263450334fSVasanthakumar Thiagarajan vif->auth_mode = WPA2_PSK_AUTH; 227837cb97eSJouni Malinen } else if (key_mgmt == 0x00409600) { 2283450334fSVasanthakumar Thiagarajan if (vif->auth_mode == WPA_AUTH) 2293450334fSVasanthakumar Thiagarajan vif->auth_mode = WPA_AUTH_CCKM; 2303450334fSVasanthakumar Thiagarajan else if (vif->auth_mode == WPA2_AUTH) 2313450334fSVasanthakumar Thiagarajan vif->auth_mode = WPA2_AUTH_CCKM; 232bdcd8170SKalle Valo } else if (key_mgmt != WLAN_AKM_SUITE_8021X) { 2333450334fSVasanthakumar Thiagarajan vif->auth_mode = NONE_AUTH; 234bdcd8170SKalle Valo } 235bdcd8170SKalle Valo } 236bdcd8170SKalle Valo 237990bd915SVasanthakumar Thiagarajan static bool ath6kl_cfg80211_ready(struct ath6kl_vif *vif) 238bdcd8170SKalle Valo { 239990bd915SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 24059c98449SVasanthakumar Thiagarajan 241bdcd8170SKalle Valo if (!test_bit(WMI_READY, &ar->flag)) { 242bdcd8170SKalle Valo ath6kl_err("wmi is not ready\n"); 243bdcd8170SKalle Valo return false; 244bdcd8170SKalle Valo } 245bdcd8170SKalle Valo 24659c98449SVasanthakumar Thiagarajan if (!test_bit(WLAN_ENABLED, &vif->flags)) { 247bdcd8170SKalle Valo ath6kl_err("wlan disabled\n"); 248bdcd8170SKalle Valo return false; 249bdcd8170SKalle Valo } 250bdcd8170SKalle Valo 251bdcd8170SKalle Valo return true; 252bdcd8170SKalle Valo } 253bdcd8170SKalle Valo 2546981ffdcSKevin Fang static bool ath6kl_is_wpa_ie(const u8 *pos) 2556981ffdcSKevin Fang { 2566981ffdcSKevin Fang return pos[0] == WLAN_EID_WPA && pos[1] >= 4 && 2576981ffdcSKevin Fang pos[2] == 0x00 && pos[3] == 0x50 && 2586981ffdcSKevin Fang pos[4] == 0xf2 && pos[5] == 0x01; 2596981ffdcSKevin Fang } 2606981ffdcSKevin Fang 2616981ffdcSKevin Fang static bool ath6kl_is_rsn_ie(const u8 *pos) 2626981ffdcSKevin Fang { 2636981ffdcSKevin Fang return pos[0] == WLAN_EID_RSN; 2646981ffdcSKevin Fang } 2656981ffdcSKevin Fang 26663541212SAarthi Thiruvengadam static bool ath6kl_is_wps_ie(const u8 *pos) 26763541212SAarthi Thiruvengadam { 26863541212SAarthi Thiruvengadam return (pos[0] == WLAN_EID_VENDOR_SPECIFIC && 26963541212SAarthi Thiruvengadam pos[1] >= 4 && 27063541212SAarthi Thiruvengadam pos[2] == 0x00 && pos[3] == 0x50 && pos[4] == 0xf2 && 27163541212SAarthi Thiruvengadam pos[5] == 0x04); 27263541212SAarthi Thiruvengadam } 27363541212SAarthi Thiruvengadam 274334234b5SVasanthakumar Thiagarajan static int ath6kl_set_assoc_req_ies(struct ath6kl_vif *vif, const u8 *ies, 2756981ffdcSKevin Fang size_t ies_len) 2766981ffdcSKevin Fang { 277334234b5SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 2786981ffdcSKevin Fang const u8 *pos; 2796981ffdcSKevin Fang u8 *buf = NULL; 2806981ffdcSKevin Fang size_t len = 0; 2816981ffdcSKevin Fang int ret; 2826981ffdcSKevin Fang 2836981ffdcSKevin Fang /* 28463541212SAarthi Thiruvengadam * Clear previously set flag 28563541212SAarthi Thiruvengadam */ 28663541212SAarthi Thiruvengadam 28763541212SAarthi Thiruvengadam ar->connect_ctrl_flags &= ~CONNECT_WPS_FLAG; 28863541212SAarthi Thiruvengadam 28963541212SAarthi Thiruvengadam /* 2906981ffdcSKevin Fang * Filter out RSN/WPA IE(s) 2916981ffdcSKevin Fang */ 2926981ffdcSKevin Fang 2936981ffdcSKevin Fang if (ies && ies_len) { 2946981ffdcSKevin Fang buf = kmalloc(ies_len, GFP_KERNEL); 2956981ffdcSKevin Fang if (buf == NULL) 2966981ffdcSKevin Fang return -ENOMEM; 2976981ffdcSKevin Fang pos = ies; 2986981ffdcSKevin Fang 2996981ffdcSKevin Fang while (pos + 1 < ies + ies_len) { 3006981ffdcSKevin Fang if (pos + 2 + pos[1] > ies + ies_len) 3016981ffdcSKevin Fang break; 3026981ffdcSKevin Fang if (!(ath6kl_is_wpa_ie(pos) || ath6kl_is_rsn_ie(pos))) { 3036981ffdcSKevin Fang memcpy(buf + len, pos, 2 + pos[1]); 3046981ffdcSKevin Fang len += 2 + pos[1]; 3056981ffdcSKevin Fang } 30663541212SAarthi Thiruvengadam 30763541212SAarthi Thiruvengadam if (ath6kl_is_wps_ie(pos)) 30863541212SAarthi Thiruvengadam ar->connect_ctrl_flags |= CONNECT_WPS_FLAG; 30963541212SAarthi Thiruvengadam 3106981ffdcSKevin Fang pos += 2 + pos[1]; 3116981ffdcSKevin Fang } 3126981ffdcSKevin Fang } 3136981ffdcSKevin Fang 314334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, 315334234b5SVasanthakumar Thiagarajan WMI_FRAME_ASSOC_REQ, buf, len); 3166981ffdcSKevin Fang kfree(buf); 3176981ffdcSKevin Fang return ret; 3186981ffdcSKevin Fang } 3196981ffdcSKevin Fang 32055055976SVasanthakumar Thiagarajan static int ath6kl_nliftype_to_drv_iftype(enum nl80211_iftype type, u8 *nw_type) 32155055976SVasanthakumar Thiagarajan { 32255055976SVasanthakumar Thiagarajan switch (type) { 32355055976SVasanthakumar Thiagarajan case NL80211_IFTYPE_STATION: 32455055976SVasanthakumar Thiagarajan *nw_type = INFRA_NETWORK; 32555055976SVasanthakumar Thiagarajan break; 32655055976SVasanthakumar Thiagarajan case NL80211_IFTYPE_ADHOC: 32755055976SVasanthakumar Thiagarajan *nw_type = ADHOC_NETWORK; 32855055976SVasanthakumar Thiagarajan break; 32955055976SVasanthakumar Thiagarajan case NL80211_IFTYPE_AP: 33055055976SVasanthakumar Thiagarajan *nw_type = AP_NETWORK; 33155055976SVasanthakumar Thiagarajan break; 33255055976SVasanthakumar Thiagarajan case NL80211_IFTYPE_P2P_CLIENT: 33355055976SVasanthakumar Thiagarajan *nw_type = INFRA_NETWORK; 33455055976SVasanthakumar Thiagarajan break; 33555055976SVasanthakumar Thiagarajan case NL80211_IFTYPE_P2P_GO: 33655055976SVasanthakumar Thiagarajan *nw_type = AP_NETWORK; 33755055976SVasanthakumar Thiagarajan break; 33855055976SVasanthakumar Thiagarajan default: 33955055976SVasanthakumar Thiagarajan ath6kl_err("invalid interface type %u\n", type); 34055055976SVasanthakumar Thiagarajan return -ENOTSUPP; 34155055976SVasanthakumar Thiagarajan } 34255055976SVasanthakumar Thiagarajan 34355055976SVasanthakumar Thiagarajan return 0; 34455055976SVasanthakumar Thiagarajan } 34555055976SVasanthakumar Thiagarajan 34655055976SVasanthakumar Thiagarajan static bool ath6kl_is_valid_iftype(struct ath6kl *ar, enum nl80211_iftype type, 34755055976SVasanthakumar Thiagarajan u8 *if_idx, u8 *nw_type) 34855055976SVasanthakumar Thiagarajan { 34955055976SVasanthakumar Thiagarajan int i; 35055055976SVasanthakumar Thiagarajan 35155055976SVasanthakumar Thiagarajan if (ath6kl_nliftype_to_drv_iftype(type, nw_type)) 35255055976SVasanthakumar Thiagarajan return false; 35355055976SVasanthakumar Thiagarajan 35455055976SVasanthakumar Thiagarajan if (ar->ibss_if_active || ((type == NL80211_IFTYPE_ADHOC) && 35555055976SVasanthakumar Thiagarajan ar->num_vif)) 35655055976SVasanthakumar Thiagarajan return false; 35755055976SVasanthakumar Thiagarajan 35855055976SVasanthakumar Thiagarajan if (type == NL80211_IFTYPE_STATION || 35955055976SVasanthakumar Thiagarajan type == NL80211_IFTYPE_AP || type == NL80211_IFTYPE_ADHOC) { 36055055976SVasanthakumar Thiagarajan for (i = 0; i < MAX_NUM_VIF; i++) { 36155055976SVasanthakumar Thiagarajan if ((ar->avail_idx_map >> i) & BIT(0)) { 36255055976SVasanthakumar Thiagarajan *if_idx = i; 36355055976SVasanthakumar Thiagarajan return true; 36455055976SVasanthakumar Thiagarajan } 36555055976SVasanthakumar Thiagarajan } 36655055976SVasanthakumar Thiagarajan } 36755055976SVasanthakumar Thiagarajan 3683226f68aSVasanthakumar Thiagarajan if (type == NL80211_IFTYPE_P2P_CLIENT || 3693226f68aSVasanthakumar Thiagarajan type == NL80211_IFTYPE_P2P_GO) { 3703226f68aSVasanthakumar Thiagarajan for (i = ar->max_norm_iface; i < MAX_NUM_VIF; i++) { 3713226f68aSVasanthakumar Thiagarajan if ((ar->avail_idx_map >> i) & BIT(0)) { 3723226f68aSVasanthakumar Thiagarajan *if_idx = i; 3733226f68aSVasanthakumar Thiagarajan return true; 3743226f68aSVasanthakumar Thiagarajan } 3753226f68aSVasanthakumar Thiagarajan } 3763226f68aSVasanthakumar Thiagarajan } 3773226f68aSVasanthakumar Thiagarajan 37855055976SVasanthakumar Thiagarajan return false; 37955055976SVasanthakumar Thiagarajan } 38055055976SVasanthakumar Thiagarajan 381bdcd8170SKalle Valo static int ath6kl_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, 382bdcd8170SKalle Valo struct cfg80211_connect_params *sme) 383bdcd8170SKalle Valo { 384bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(dev); 38559c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 386bdcd8170SKalle Valo int status; 387bdcd8170SKalle Valo 38814ee6f6bSVasanthakumar Thiagarajan vif->sme_state = SME_CONNECTING; 389bdcd8170SKalle Valo 390990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 391bdcd8170SKalle Valo return -EIO; 392bdcd8170SKalle Valo 393bdcd8170SKalle Valo if (test_bit(DESTROY_IN_PROGRESS, &ar->flag)) { 394bdcd8170SKalle Valo ath6kl_err("destroy in progress\n"); 395bdcd8170SKalle Valo return -EBUSY; 396bdcd8170SKalle Valo } 397bdcd8170SKalle Valo 398bdcd8170SKalle Valo if (test_bit(SKIP_SCAN, &ar->flag) && 399bdcd8170SKalle Valo ((sme->channel && sme->channel->center_freq == 0) || 400bdcd8170SKalle Valo (sme->bssid && is_zero_ether_addr(sme->bssid)))) { 401bdcd8170SKalle Valo ath6kl_err("SkipScan: channel or bssid invalid\n"); 402bdcd8170SKalle Valo return -EINVAL; 403bdcd8170SKalle Valo } 404bdcd8170SKalle Valo 405bdcd8170SKalle Valo if (down_interruptible(&ar->sem)) { 406bdcd8170SKalle Valo ath6kl_err("busy, couldn't get access\n"); 407bdcd8170SKalle Valo return -ERESTARTSYS; 408bdcd8170SKalle Valo } 409bdcd8170SKalle Valo 410bdcd8170SKalle Valo if (test_bit(DESTROY_IN_PROGRESS, &ar->flag)) { 411bdcd8170SKalle Valo ath6kl_err("busy, destroy in progress\n"); 412bdcd8170SKalle Valo up(&ar->sem); 413bdcd8170SKalle Valo return -EBUSY; 414bdcd8170SKalle Valo } 415bdcd8170SKalle Valo 416bdcd8170SKalle Valo if (ar->tx_pending[ath6kl_wmi_get_control_ep(ar->wmi)]) { 417bdcd8170SKalle Valo /* 418bdcd8170SKalle Valo * sleep until the command queue drains 419bdcd8170SKalle Valo */ 420bdcd8170SKalle Valo wait_event_interruptible_timeout(ar->event_wq, 421bdcd8170SKalle Valo ar->tx_pending[ath6kl_wmi_get_control_ep(ar->wmi)] == 0, 422bdcd8170SKalle Valo WMI_TIMEOUT); 423bdcd8170SKalle Valo if (signal_pending(current)) { 424bdcd8170SKalle Valo ath6kl_err("cmd queue drain timeout\n"); 425bdcd8170SKalle Valo up(&ar->sem); 426bdcd8170SKalle Valo return -EINTR; 427bdcd8170SKalle Valo } 428bdcd8170SKalle Valo } 429bdcd8170SKalle Valo 4306981ffdcSKevin Fang if (sme->ie && (sme->ie_len > 0)) { 431334234b5SVasanthakumar Thiagarajan status = ath6kl_set_assoc_req_ies(vif, sme->ie, sme->ie_len); 4326981ffdcSKevin Fang if (status) 4336981ffdcSKevin Fang return status; 4346981ffdcSKevin Fang } 4356981ffdcSKevin Fang 43659c98449SVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags) && 4373450334fSVasanthakumar Thiagarajan vif->ssid_len == sme->ssid_len && 4383450334fSVasanthakumar Thiagarajan !memcmp(vif->ssid, sme->ssid, vif->ssid_len)) { 439cf5333d7SVasanthakumar Thiagarajan vif->reconnect_flag = true; 440334234b5SVasanthakumar Thiagarajan status = ath6kl_wmi_reconnect_cmd(ar->wmi, vif->fw_vif_idx, 441334234b5SVasanthakumar Thiagarajan vif->req_bssid, 442f74bac54SVasanthakumar Thiagarajan vif->ch_hint); 443bdcd8170SKalle Valo 444bdcd8170SKalle Valo up(&ar->sem); 445bdcd8170SKalle Valo if (status) { 446bdcd8170SKalle Valo ath6kl_err("wmi_reconnect_cmd failed\n"); 447bdcd8170SKalle Valo return -EIO; 448bdcd8170SKalle Valo } 449bdcd8170SKalle Valo return 0; 4503450334fSVasanthakumar Thiagarajan } else if (vif->ssid_len == sme->ssid_len && 4513450334fSVasanthakumar Thiagarajan !memcmp(vif->ssid, sme->ssid, vif->ssid_len)) { 452240d2799SVasanthakumar Thiagarajan ath6kl_disconnect(vif); 453bdcd8170SKalle Valo } 454bdcd8170SKalle Valo 4553450334fSVasanthakumar Thiagarajan memset(vif->ssid, 0, sizeof(vif->ssid)); 4563450334fSVasanthakumar Thiagarajan vif->ssid_len = sme->ssid_len; 4573450334fSVasanthakumar Thiagarajan memcpy(vif->ssid, sme->ssid, sme->ssid_len); 458bdcd8170SKalle Valo 459bdcd8170SKalle Valo if (sme->channel) 460f74bac54SVasanthakumar Thiagarajan vif->ch_hint = sme->channel->center_freq; 461bdcd8170SKalle Valo 4628c8b65e3SVasanthakumar Thiagarajan memset(vif->req_bssid, 0, sizeof(vif->req_bssid)); 463bdcd8170SKalle Valo if (sme->bssid && !is_broadcast_ether_addr(sme->bssid)) 4648c8b65e3SVasanthakumar Thiagarajan memcpy(vif->req_bssid, sme->bssid, sizeof(vif->req_bssid)); 465bdcd8170SKalle Valo 466240d2799SVasanthakumar Thiagarajan ath6kl_set_wpa_version(vif, sme->crypto.wpa_versions); 467bdcd8170SKalle Valo 468240d2799SVasanthakumar Thiagarajan status = ath6kl_set_auth_type(vif, sme->auth_type); 469bdcd8170SKalle Valo if (status) { 470bdcd8170SKalle Valo up(&ar->sem); 471bdcd8170SKalle Valo return status; 472bdcd8170SKalle Valo } 473bdcd8170SKalle Valo 474bdcd8170SKalle Valo if (sme->crypto.n_ciphers_pairwise) 475240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, sme->crypto.ciphers_pairwise[0], true); 476bdcd8170SKalle Valo else 477240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, 0, true); 478bdcd8170SKalle Valo 479240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, sme->crypto.cipher_group, false); 480bdcd8170SKalle Valo 481bdcd8170SKalle Valo if (sme->crypto.n_akm_suites) 482240d2799SVasanthakumar Thiagarajan ath6kl_set_key_mgmt(vif, sme->crypto.akm_suites[0]); 483bdcd8170SKalle Valo 484bdcd8170SKalle Valo if ((sme->key_len) && 4853450334fSVasanthakumar Thiagarajan (vif->auth_mode == NONE_AUTH) && 4863450334fSVasanthakumar Thiagarajan (vif->prwise_crypto == WEP_CRYPT)) { 487bdcd8170SKalle Valo struct ath6kl_key *key = NULL; 488bdcd8170SKalle Valo 489bdcd8170SKalle Valo if (sme->key_idx < WMI_MIN_KEY_INDEX || 490bdcd8170SKalle Valo sme->key_idx > WMI_MAX_KEY_INDEX) { 491bdcd8170SKalle Valo ath6kl_err("key index %d out of bounds\n", 492bdcd8170SKalle Valo sme->key_idx); 493bdcd8170SKalle Valo up(&ar->sem); 494bdcd8170SKalle Valo return -ENOENT; 495bdcd8170SKalle Valo } 496bdcd8170SKalle Valo 4976f2a73f9SVasanthakumar Thiagarajan key = &vif->keys[sme->key_idx]; 498bdcd8170SKalle Valo key->key_len = sme->key_len; 499bdcd8170SKalle Valo memcpy(key->key, sme->key, key->key_len); 5003450334fSVasanthakumar Thiagarajan key->cipher = vif->prwise_crypto; 5013450334fSVasanthakumar Thiagarajan vif->def_txkey_index = sme->key_idx; 502bdcd8170SKalle Valo 503334234b5SVasanthakumar Thiagarajan ath6kl_wmi_addkey_cmd(ar->wmi, vif->fw_vif_idx, sme->key_idx, 5043450334fSVasanthakumar Thiagarajan vif->prwise_crypto, 505bdcd8170SKalle Valo GROUP_USAGE | TX_USAGE, 506bdcd8170SKalle Valo key->key_len, 507f4bb9a6fSJouni Malinen NULL, 0, 508bdcd8170SKalle Valo key->key, KEY_OP_INIT_VAL, NULL, 509bdcd8170SKalle Valo NO_SYNC_WMIFLAG); 510bdcd8170SKalle Valo } 511bdcd8170SKalle Valo 512bdcd8170SKalle Valo if (!ar->usr_bss_filter) { 51359c98449SVasanthakumar Thiagarajan clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags); 514240d2799SVasanthakumar Thiagarajan if (ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, 515240d2799SVasanthakumar Thiagarajan ALL_BSS_FILTER, 0) != 0) { 516bdcd8170SKalle Valo ath6kl_err("couldn't set bss filtering\n"); 517bdcd8170SKalle Valo up(&ar->sem); 518bdcd8170SKalle Valo return -EIO; 519bdcd8170SKalle Valo } 520bdcd8170SKalle Valo } 521bdcd8170SKalle Valo 522f5938f24SVasanthakumar Thiagarajan vif->nw_type = vif->next_mode; 523bdcd8170SKalle Valo 524bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 525bdcd8170SKalle Valo "%s: connect called with authmode %d dot11 auth %d" 526bdcd8170SKalle Valo " PW crypto %d PW crypto len %d GRP crypto %d" 527bdcd8170SKalle Valo " GRP crypto len %d channel hint %u\n", 528bdcd8170SKalle Valo __func__, 5293450334fSVasanthakumar Thiagarajan vif->auth_mode, vif->dot11_auth_mode, vif->prwise_crypto, 5303450334fSVasanthakumar Thiagarajan vif->prwise_crypto_len, vif->grp_crypto, 531f74bac54SVasanthakumar Thiagarajan vif->grp_crypto_len, vif->ch_hint); 532bdcd8170SKalle Valo 533cf5333d7SVasanthakumar Thiagarajan vif->reconnect_flag = 0; 534334234b5SVasanthakumar Thiagarajan status = ath6kl_wmi_connect_cmd(ar->wmi, vif->fw_vif_idx, vif->nw_type, 5353450334fSVasanthakumar Thiagarajan vif->dot11_auth_mode, vif->auth_mode, 5363450334fSVasanthakumar Thiagarajan vif->prwise_crypto, 5373450334fSVasanthakumar Thiagarajan vif->prwise_crypto_len, 5383450334fSVasanthakumar Thiagarajan vif->grp_crypto, vif->grp_crypto_len, 5393450334fSVasanthakumar Thiagarajan vif->ssid_len, vif->ssid, 540f74bac54SVasanthakumar Thiagarajan vif->req_bssid, vif->ch_hint, 541bdcd8170SKalle Valo ar->connect_ctrl_flags); 542bdcd8170SKalle Valo 543bdcd8170SKalle Valo up(&ar->sem); 544bdcd8170SKalle Valo 545bdcd8170SKalle Valo if (status == -EINVAL) { 5463450334fSVasanthakumar Thiagarajan memset(vif->ssid, 0, sizeof(vif->ssid)); 5473450334fSVasanthakumar Thiagarajan vif->ssid_len = 0; 548bdcd8170SKalle Valo ath6kl_err("invalid request\n"); 549bdcd8170SKalle Valo return -ENOENT; 550bdcd8170SKalle Valo } else if (status) { 551bdcd8170SKalle Valo ath6kl_err("ath6kl_wmi_connect_cmd failed\n"); 552bdcd8170SKalle Valo return -EIO; 553bdcd8170SKalle Valo } 554bdcd8170SKalle Valo 555bdcd8170SKalle Valo if ((!(ar->connect_ctrl_flags & CONNECT_DO_WPA_OFFLOAD)) && 5563450334fSVasanthakumar Thiagarajan ((vif->auth_mode == WPA_PSK_AUTH) 5573450334fSVasanthakumar Thiagarajan || (vif->auth_mode == WPA2_PSK_AUTH))) { 558de3ad713SVasanthakumar Thiagarajan mod_timer(&vif->disconnect_timer, 559bdcd8170SKalle Valo jiffies + msecs_to_jiffies(DISCON_TIMER_INTVAL)); 560bdcd8170SKalle Valo } 561bdcd8170SKalle Valo 562bdcd8170SKalle Valo ar->connect_ctrl_flags &= ~CONNECT_DO_WPA_OFFLOAD; 56359c98449SVasanthakumar Thiagarajan set_bit(CONNECT_PEND, &vif->flags); 564bdcd8170SKalle Valo 565bdcd8170SKalle Valo return 0; 566bdcd8170SKalle Valo } 567bdcd8170SKalle Valo 568240d2799SVasanthakumar Thiagarajan static int ath6kl_add_bss_if_needed(struct ath6kl_vif *vif, const u8 *bssid, 56901cac476SJouni Malinen struct ieee80211_channel *chan, 57001cac476SJouni Malinen const u8 *beacon_ie, size_t beacon_ie_len) 57101cac476SJouni Malinen { 572240d2799SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 57301cac476SJouni Malinen struct cfg80211_bss *bss; 57401cac476SJouni Malinen u8 *ie; 57501cac476SJouni Malinen 576be98e3a4SVasanthakumar Thiagarajan bss = cfg80211_get_bss(ar->wiphy, chan, bssid, 5773450334fSVasanthakumar Thiagarajan vif->ssid, vif->ssid_len, WLAN_CAPABILITY_ESS, 57801cac476SJouni Malinen WLAN_CAPABILITY_ESS); 57901cac476SJouni Malinen if (bss == NULL) { 58001cac476SJouni Malinen /* 58101cac476SJouni Malinen * Since cfg80211 may not yet know about the BSS, 58201cac476SJouni Malinen * generate a partial entry until the first BSS info 58301cac476SJouni Malinen * event becomes available. 58401cac476SJouni Malinen * 58501cac476SJouni Malinen * Prepend SSID element since it is not included in the Beacon 58601cac476SJouni Malinen * IEs from the target. 58701cac476SJouni Malinen */ 5883450334fSVasanthakumar Thiagarajan ie = kmalloc(2 + vif->ssid_len + beacon_ie_len, GFP_KERNEL); 58901cac476SJouni Malinen if (ie == NULL) 59001cac476SJouni Malinen return -ENOMEM; 59101cac476SJouni Malinen ie[0] = WLAN_EID_SSID; 5923450334fSVasanthakumar Thiagarajan ie[1] = vif->ssid_len; 5933450334fSVasanthakumar Thiagarajan memcpy(ie + 2, vif->ssid, vif->ssid_len); 5943450334fSVasanthakumar Thiagarajan memcpy(ie + 2 + vif->ssid_len, beacon_ie, beacon_ie_len); 595be98e3a4SVasanthakumar Thiagarajan bss = cfg80211_inform_bss(ar->wiphy, chan, 59601cac476SJouni Malinen bssid, 0, WLAN_CAPABILITY_ESS, 100, 5973450334fSVasanthakumar Thiagarajan ie, 2 + vif->ssid_len + beacon_ie_len, 59801cac476SJouni Malinen 0, GFP_KERNEL); 59901cac476SJouni Malinen if (bss) 60001cac476SJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "added dummy bss for " 60101cac476SJouni Malinen "%pM prior to indicating connect/roamed " 60201cac476SJouni Malinen "event\n", bssid); 60301cac476SJouni Malinen kfree(ie); 60401cac476SJouni Malinen } else 60501cac476SJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "cfg80211 already has a bss " 60601cac476SJouni Malinen "entry\n"); 60701cac476SJouni Malinen 60801cac476SJouni Malinen if (bss == NULL) 60901cac476SJouni Malinen return -ENOMEM; 61001cac476SJouni Malinen 61101cac476SJouni Malinen cfg80211_put_bss(bss); 61201cac476SJouni Malinen 61301cac476SJouni Malinen return 0; 61401cac476SJouni Malinen } 61501cac476SJouni Malinen 616240d2799SVasanthakumar Thiagarajan void ath6kl_cfg80211_connect_event(struct ath6kl_vif *vif, u16 channel, 617bdcd8170SKalle Valo u8 *bssid, u16 listen_intvl, 618bdcd8170SKalle Valo u16 beacon_intvl, 619bdcd8170SKalle Valo enum network_type nw_type, 620bdcd8170SKalle Valo u8 beacon_ie_len, u8 assoc_req_len, 621bdcd8170SKalle Valo u8 assoc_resp_len, u8 *assoc_info) 622bdcd8170SKalle Valo { 62301cac476SJouni Malinen struct ieee80211_channel *chan; 624240d2799SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 625bdcd8170SKalle Valo 626bdcd8170SKalle Valo /* capinfo + listen interval */ 627bdcd8170SKalle Valo u8 assoc_req_ie_offset = sizeof(u16) + sizeof(u16); 628bdcd8170SKalle Valo 629bdcd8170SKalle Valo /* capinfo + status code + associd */ 630bdcd8170SKalle Valo u8 assoc_resp_ie_offset = sizeof(u16) + sizeof(u16) + sizeof(u16); 631bdcd8170SKalle Valo 632bdcd8170SKalle Valo u8 *assoc_req_ie = assoc_info + beacon_ie_len + assoc_req_ie_offset; 633bdcd8170SKalle Valo u8 *assoc_resp_ie = assoc_info + beacon_ie_len + assoc_req_len + 634bdcd8170SKalle Valo assoc_resp_ie_offset; 635bdcd8170SKalle Valo 636bdcd8170SKalle Valo assoc_req_len -= assoc_req_ie_offset; 637bdcd8170SKalle Valo assoc_resp_len -= assoc_resp_ie_offset; 638bdcd8170SKalle Valo 63932c10874SJouni Malinen /* 64032c10874SJouni Malinen * Store Beacon interval here; DTIM period will be available only once 64132c10874SJouni Malinen * a Beacon frame from the AP is seen. 64232c10874SJouni Malinen */ 643cf5333d7SVasanthakumar Thiagarajan vif->assoc_bss_beacon_int = beacon_intvl; 64459c98449SVasanthakumar Thiagarajan clear_bit(DTIM_PERIOD_AVAIL, &vif->flags); 64532c10874SJouni Malinen 646bdcd8170SKalle Valo if (nw_type & ADHOC_NETWORK) { 647551959d8SVasanthakumar Thiagarajan if (vif->wdev.iftype != NL80211_IFTYPE_ADHOC) { 648bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 649bdcd8170SKalle Valo "%s: ath6k not in ibss mode\n", __func__); 650bdcd8170SKalle Valo return; 651bdcd8170SKalle Valo } 652bdcd8170SKalle Valo } 653bdcd8170SKalle Valo 654bdcd8170SKalle Valo if (nw_type & INFRA_NETWORK) { 655551959d8SVasanthakumar Thiagarajan if (vif->wdev.iftype != NL80211_IFTYPE_STATION && 656551959d8SVasanthakumar Thiagarajan vif->wdev.iftype != NL80211_IFTYPE_P2P_CLIENT) { 657bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 658bdcd8170SKalle Valo "%s: ath6k not in station mode\n", __func__); 659bdcd8170SKalle Valo return; 660bdcd8170SKalle Valo } 661bdcd8170SKalle Valo } 662bdcd8170SKalle Valo 663be98e3a4SVasanthakumar Thiagarajan chan = ieee80211_get_channel(ar->wiphy, (int) channel); 664bdcd8170SKalle Valo 665bdcd8170SKalle Valo 666bdcd8170SKalle Valo if (nw_type & ADHOC_NETWORK) { 667240d2799SVasanthakumar Thiagarajan cfg80211_ibss_joined(vif->ndev, bssid, GFP_KERNEL); 668bdcd8170SKalle Valo return; 669bdcd8170SKalle Valo } 670bdcd8170SKalle Valo 671240d2799SVasanthakumar Thiagarajan if (ath6kl_add_bss_if_needed(vif, bssid, chan, assoc_info, 67201cac476SJouni Malinen beacon_ie_len) < 0) { 67301cac476SJouni Malinen ath6kl_err("could not add cfg80211 bss entry for " 67401cac476SJouni Malinen "connect/roamed notification\n"); 67501cac476SJouni Malinen return; 67601cac476SJouni Malinen } 67701cac476SJouni Malinen 67814ee6f6bSVasanthakumar Thiagarajan if (vif->sme_state == SME_CONNECTING) { 679bdcd8170SKalle Valo /* inform connect result to cfg80211 */ 68014ee6f6bSVasanthakumar Thiagarajan vif->sme_state = SME_CONNECTED; 681240d2799SVasanthakumar Thiagarajan cfg80211_connect_result(vif->ndev, bssid, 682bdcd8170SKalle Valo assoc_req_ie, assoc_req_len, 683bdcd8170SKalle Valo assoc_resp_ie, assoc_resp_len, 684bdcd8170SKalle Valo WLAN_STATUS_SUCCESS, GFP_KERNEL); 68514ee6f6bSVasanthakumar Thiagarajan } else if (vif->sme_state == SME_CONNECTED) { 686bdcd8170SKalle Valo /* inform roam event to cfg80211 */ 687240d2799SVasanthakumar Thiagarajan cfg80211_roamed(vif->ndev, chan, bssid, 688bdcd8170SKalle Valo assoc_req_ie, assoc_req_len, 689bdcd8170SKalle Valo assoc_resp_ie, assoc_resp_len, GFP_KERNEL); 690bdcd8170SKalle Valo } 691bdcd8170SKalle Valo } 692bdcd8170SKalle Valo 693bdcd8170SKalle Valo static int ath6kl_cfg80211_disconnect(struct wiphy *wiphy, 694bdcd8170SKalle Valo struct net_device *dev, u16 reason_code) 695bdcd8170SKalle Valo { 696bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(dev); 6973450334fSVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 698bdcd8170SKalle Valo 699bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: reason=%u\n", __func__, 700bdcd8170SKalle Valo reason_code); 701bdcd8170SKalle Valo 702990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 703bdcd8170SKalle Valo return -EIO; 704bdcd8170SKalle Valo 705bdcd8170SKalle Valo if (test_bit(DESTROY_IN_PROGRESS, &ar->flag)) { 706bdcd8170SKalle Valo ath6kl_err("busy, destroy in progress\n"); 707bdcd8170SKalle Valo return -EBUSY; 708bdcd8170SKalle Valo } 709bdcd8170SKalle Valo 710bdcd8170SKalle Valo if (down_interruptible(&ar->sem)) { 711bdcd8170SKalle Valo ath6kl_err("busy, couldn't get access\n"); 712bdcd8170SKalle Valo return -ERESTARTSYS; 713bdcd8170SKalle Valo } 714bdcd8170SKalle Valo 715cf5333d7SVasanthakumar Thiagarajan vif->reconnect_flag = 0; 716240d2799SVasanthakumar Thiagarajan ath6kl_disconnect(vif); 7173450334fSVasanthakumar Thiagarajan memset(vif->ssid, 0, sizeof(vif->ssid)); 7183450334fSVasanthakumar Thiagarajan vif->ssid_len = 0; 719bdcd8170SKalle Valo 720bdcd8170SKalle Valo if (!test_bit(SKIP_SCAN, &ar->flag)) 7218c8b65e3SVasanthakumar Thiagarajan memset(vif->req_bssid, 0, sizeof(vif->req_bssid)); 722bdcd8170SKalle Valo 723bdcd8170SKalle Valo up(&ar->sem); 724bdcd8170SKalle Valo 72514ee6f6bSVasanthakumar Thiagarajan vif->sme_state = SME_DISCONNECTED; 726170826ddSVasanthakumar Thiagarajan 727bdcd8170SKalle Valo return 0; 728bdcd8170SKalle Valo } 729bdcd8170SKalle Valo 730240d2799SVasanthakumar Thiagarajan void ath6kl_cfg80211_disconnect_event(struct ath6kl_vif *vif, u8 reason, 731bdcd8170SKalle Valo u8 *bssid, u8 assoc_resp_len, 732bdcd8170SKalle Valo u8 *assoc_info, u16 proto_reason) 733bdcd8170SKalle Valo { 734240d2799SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 73559c98449SVasanthakumar Thiagarajan 73614ee6f6bSVasanthakumar Thiagarajan if (vif->scan_req) { 73714ee6f6bSVasanthakumar Thiagarajan cfg80211_scan_done(vif->scan_req, true); 73814ee6f6bSVasanthakumar Thiagarajan vif->scan_req = NULL; 739bdcd8170SKalle Valo } 740bdcd8170SKalle Valo 741f5938f24SVasanthakumar Thiagarajan if (vif->nw_type & ADHOC_NETWORK) { 742551959d8SVasanthakumar Thiagarajan if (vif->wdev.iftype != NL80211_IFTYPE_ADHOC) { 743bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 744bdcd8170SKalle Valo "%s: ath6k not in ibss mode\n", __func__); 745bdcd8170SKalle Valo return; 746bdcd8170SKalle Valo } 747bdcd8170SKalle Valo memset(bssid, 0, ETH_ALEN); 748240d2799SVasanthakumar Thiagarajan cfg80211_ibss_joined(vif->ndev, bssid, GFP_KERNEL); 749bdcd8170SKalle Valo return; 750bdcd8170SKalle Valo } 751bdcd8170SKalle Valo 752f5938f24SVasanthakumar Thiagarajan if (vif->nw_type & INFRA_NETWORK) { 753551959d8SVasanthakumar Thiagarajan if (vif->wdev.iftype != NL80211_IFTYPE_STATION && 754551959d8SVasanthakumar Thiagarajan vif->wdev.iftype != NL80211_IFTYPE_P2P_CLIENT) { 755bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 756bdcd8170SKalle Valo "%s: ath6k not in station mode\n", __func__); 757bdcd8170SKalle Valo return; 758bdcd8170SKalle Valo } 759bdcd8170SKalle Valo } 760bdcd8170SKalle Valo 7611de547d6SVasanthakumar Thiagarajan /* 7621de547d6SVasanthakumar Thiagarajan * Send a disconnect command to target when a disconnect event is 7631de547d6SVasanthakumar Thiagarajan * received with reason code other than 3 (DISCONNECT_CMD - disconnect 7641de547d6SVasanthakumar Thiagarajan * request from host) to make the firmware stop trying to connect even 7651de547d6SVasanthakumar Thiagarajan * after giving disconnect event. There will be one more disconnect 7661de547d6SVasanthakumar Thiagarajan * event for this disconnect command with reason code DISCONNECT_CMD 7671de547d6SVasanthakumar Thiagarajan * which will be notified to cfg80211. 7681de547d6SVasanthakumar Thiagarajan */ 769bdcd8170SKalle Valo 7701de547d6SVasanthakumar Thiagarajan if (reason != DISCONNECT_CMD) { 771334234b5SVasanthakumar Thiagarajan ath6kl_wmi_disconnect_cmd(ar->wmi, vif->fw_vif_idx); 772bdcd8170SKalle Valo return; 773bdcd8170SKalle Valo } 774bdcd8170SKalle Valo 77559c98449SVasanthakumar Thiagarajan clear_bit(CONNECT_PEND, &vif->flags); 776bdcd8170SKalle Valo 77714ee6f6bSVasanthakumar Thiagarajan if (vif->sme_state == SME_CONNECTING) { 778240d2799SVasanthakumar Thiagarajan cfg80211_connect_result(vif->ndev, 779bdcd8170SKalle Valo bssid, NULL, 0, 780bdcd8170SKalle Valo NULL, 0, 781bdcd8170SKalle Valo WLAN_STATUS_UNSPECIFIED_FAILURE, 782bdcd8170SKalle Valo GFP_KERNEL); 78314ee6f6bSVasanthakumar Thiagarajan } else if (vif->sme_state == SME_CONNECTED) { 784240d2799SVasanthakumar Thiagarajan cfg80211_disconnected(vif->ndev, reason, 785bdcd8170SKalle Valo NULL, 0, GFP_KERNEL); 786bdcd8170SKalle Valo } 787bdcd8170SKalle Valo 78814ee6f6bSVasanthakumar Thiagarajan vif->sme_state = SME_DISCONNECTED; 789bdcd8170SKalle Valo } 790bdcd8170SKalle Valo 791bdcd8170SKalle Valo static int ath6kl_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, 792bdcd8170SKalle Valo struct cfg80211_scan_request *request) 793bdcd8170SKalle Valo { 794bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(ndev); 79559c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 7961276c9efSEdward Lu s8 n_channels = 0; 7971276c9efSEdward Lu u16 *channels = NULL; 798bdcd8170SKalle Valo int ret = 0; 799f1f92179SVasanthakumar Thiagarajan u32 force_fg_scan = 0; 800bdcd8170SKalle Valo 801990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 802bdcd8170SKalle Valo return -EIO; 803bdcd8170SKalle Valo 804bdcd8170SKalle Valo if (!ar->usr_bss_filter) { 80559c98449SVasanthakumar Thiagarajan clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags); 8061b1e6ee3SJouni Malinen ret = ath6kl_wmi_bssfilter_cmd( 807240d2799SVasanthakumar Thiagarajan ar->wmi, vif->fw_vif_idx, 80859c98449SVasanthakumar Thiagarajan (test_bit(CONNECTED, &vif->flags) ? 8091b1e6ee3SJouni Malinen ALL_BUT_BSS_FILTER : ALL_BSS_FILTER), 0); 8101b1e6ee3SJouni Malinen if (ret) { 811bdcd8170SKalle Valo ath6kl_err("couldn't set bss filtering\n"); 8121b1e6ee3SJouni Malinen return ret; 813bdcd8170SKalle Valo } 814bdcd8170SKalle Valo } 815bdcd8170SKalle Valo 816bdcd8170SKalle Valo if (request->n_ssids && request->ssids[0].ssid_len) { 817bdcd8170SKalle Valo u8 i; 818bdcd8170SKalle Valo 819bdcd8170SKalle Valo if (request->n_ssids > (MAX_PROBED_SSID_INDEX - 1)) 820bdcd8170SKalle Valo request->n_ssids = MAX_PROBED_SSID_INDEX - 1; 821bdcd8170SKalle Valo 822bdcd8170SKalle Valo for (i = 0; i < request->n_ssids; i++) 823334234b5SVasanthakumar Thiagarajan ath6kl_wmi_probedssid_cmd(ar->wmi, vif->fw_vif_idx, 824334234b5SVasanthakumar Thiagarajan i + 1, SPECIFIC_SSID_FLAG, 825bdcd8170SKalle Valo request->ssids[i].ssid_len, 826bdcd8170SKalle Valo request->ssids[i].ssid); 827bdcd8170SKalle Valo } 828bdcd8170SKalle Valo 829b84da8c7SJouni Malinen if (request->ie) { 830334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, 831334234b5SVasanthakumar Thiagarajan WMI_FRAME_PROBE_REQ, 832b84da8c7SJouni Malinen request->ie, request->ie_len); 833b84da8c7SJouni Malinen if (ret) { 834b84da8c7SJouni Malinen ath6kl_err("failed to set Probe Request appie for " 835b84da8c7SJouni Malinen "scan"); 836b84da8c7SJouni Malinen return ret; 837b84da8c7SJouni Malinen } 838b84da8c7SJouni Malinen } 839b84da8c7SJouni Malinen 84011869befSJouni Malinen /* 84111869befSJouni Malinen * Scan only the requested channels if the request specifies a set of 84211869befSJouni Malinen * channels. If the list is longer than the target supports, do not 84311869befSJouni Malinen * configure the list and instead, scan all available channels. 84411869befSJouni Malinen */ 84511869befSJouni Malinen if (request->n_channels > 0 && 84611869befSJouni Malinen request->n_channels <= WMI_MAX_CHANNELS) { 8471276c9efSEdward Lu u8 i; 8481276c9efSEdward Lu 84911869befSJouni Malinen n_channels = request->n_channels; 8501276c9efSEdward Lu 8511276c9efSEdward Lu channels = kzalloc(n_channels * sizeof(u16), GFP_KERNEL); 8521276c9efSEdward Lu if (channels == NULL) { 8531276c9efSEdward Lu ath6kl_warn("failed to set scan channels, " 8541276c9efSEdward Lu "scan all channels"); 8551276c9efSEdward Lu n_channels = 0; 8561276c9efSEdward Lu } 8571276c9efSEdward Lu 8581276c9efSEdward Lu for (i = 0; i < n_channels; i++) 8591276c9efSEdward Lu channels[i] = request->channels[i]->center_freq; 8601276c9efSEdward Lu } 8611276c9efSEdward Lu 86259c98449SVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags)) 863f1f92179SVasanthakumar Thiagarajan force_fg_scan = 1; 864f1f92179SVasanthakumar Thiagarajan 865334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_startscan_cmd(ar->wmi, vif->fw_vif_idx, WMI_LONG_SCAN, 866334234b5SVasanthakumar Thiagarajan force_fg_scan, false, 0, 0, n_channels, 867334234b5SVasanthakumar Thiagarajan channels); 8681b1e6ee3SJouni Malinen if (ret) 869bdcd8170SKalle Valo ath6kl_err("wmi_startscan_cmd failed\n"); 87011869befSJouni Malinen else 87114ee6f6bSVasanthakumar Thiagarajan vif->scan_req = request; 872bdcd8170SKalle Valo 8731276c9efSEdward Lu kfree(channels); 8741276c9efSEdward Lu 875bdcd8170SKalle Valo return ret; 876bdcd8170SKalle Valo } 877bdcd8170SKalle Valo 8781c17d313SKalle Valo void ath6kl_cfg80211_scan_complete_event(struct ath6kl_vif *vif, bool aborted) 879bdcd8170SKalle Valo { 880240d2799SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 8816fd1eaceSKalle Valo int i; 882bdcd8170SKalle Valo 8831c17d313SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: status%s\n", __func__, 8841c17d313SKalle Valo aborted ? " aborted" : ""); 885bdcd8170SKalle Valo 88614ee6f6bSVasanthakumar Thiagarajan if (!vif->scan_req) 8876fd1eaceSKalle Valo return; 8886fd1eaceSKalle Valo 8891c17d313SKalle Valo if (aborted) 8906fd1eaceSKalle Valo goto out; 891bdcd8170SKalle Valo 89214ee6f6bSVasanthakumar Thiagarajan if (vif->scan_req->n_ssids && vif->scan_req->ssids[0].ssid_len) { 89314ee6f6bSVasanthakumar Thiagarajan for (i = 0; i < vif->scan_req->n_ssids; i++) { 894334234b5SVasanthakumar Thiagarajan ath6kl_wmi_probedssid_cmd(ar->wmi, vif->fw_vif_idx, 895334234b5SVasanthakumar Thiagarajan i + 1, DISABLE_SSID_FLAG, 896bdcd8170SKalle Valo 0, NULL); 897bdcd8170SKalle Valo } 898bdcd8170SKalle Valo } 8996fd1eaceSKalle Valo 9006fd1eaceSKalle Valo out: 901cb93821aSKalle Valo cfg80211_scan_done(vif->scan_req, aborted); 90214ee6f6bSVasanthakumar Thiagarajan vif->scan_req = NULL; 903bdcd8170SKalle Valo } 904bdcd8170SKalle Valo 905bdcd8170SKalle Valo static int ath6kl_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, 906bdcd8170SKalle Valo u8 key_index, bool pairwise, 907bdcd8170SKalle Valo const u8 *mac_addr, 908bdcd8170SKalle Valo struct key_params *params) 909bdcd8170SKalle Valo { 910bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(ndev); 91159c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 912bdcd8170SKalle Valo struct ath6kl_key *key = NULL; 913bdcd8170SKalle Valo u8 key_usage; 914bdcd8170SKalle Valo u8 key_type; 915bdcd8170SKalle Valo 916990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 917bdcd8170SKalle Valo return -EIO; 918bdcd8170SKalle Valo 919837cb97eSJouni Malinen if (params->cipher == CCKM_KRK_CIPHER_SUITE) { 920837cb97eSJouni Malinen if (params->key_len != WMI_KRK_LEN) 921837cb97eSJouni Malinen return -EINVAL; 922240d2799SVasanthakumar Thiagarajan return ath6kl_wmi_add_krk_cmd(ar->wmi, vif->fw_vif_idx, 923240d2799SVasanthakumar Thiagarajan params->key); 924837cb97eSJouni Malinen } 925837cb97eSJouni Malinen 926bdcd8170SKalle Valo if (key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) { 927bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 928bdcd8170SKalle Valo "%s: key index %d out of bounds\n", __func__, 929bdcd8170SKalle Valo key_index); 930bdcd8170SKalle Valo return -ENOENT; 931bdcd8170SKalle Valo } 932bdcd8170SKalle Valo 9336f2a73f9SVasanthakumar Thiagarajan key = &vif->keys[key_index]; 934bdcd8170SKalle Valo memset(key, 0, sizeof(struct ath6kl_key)); 935bdcd8170SKalle Valo 936bdcd8170SKalle Valo if (pairwise) 937bdcd8170SKalle Valo key_usage = PAIRWISE_USAGE; 938bdcd8170SKalle Valo else 939bdcd8170SKalle Valo key_usage = GROUP_USAGE; 940bdcd8170SKalle Valo 941bdcd8170SKalle Valo if (params) { 9425e07021eSDai Shuibing int seq_len = params->seq_len; 9435e07021eSDai Shuibing if (params->cipher == WLAN_CIPHER_SUITE_SMS4 && 9445e07021eSDai Shuibing seq_len > ATH6KL_KEY_SEQ_LEN) { 9455e07021eSDai Shuibing /* Only first half of the WPI PN is configured */ 9465e07021eSDai Shuibing seq_len = ATH6KL_KEY_SEQ_LEN; 9475e07021eSDai Shuibing } 948bdcd8170SKalle Valo if (params->key_len > WLAN_MAX_KEY_LEN || 9495e07021eSDai Shuibing seq_len > sizeof(key->seq)) 950bdcd8170SKalle Valo return -EINVAL; 951bdcd8170SKalle Valo 952bdcd8170SKalle Valo key->key_len = params->key_len; 953bdcd8170SKalle Valo memcpy(key->key, params->key, key->key_len); 9545e07021eSDai Shuibing key->seq_len = seq_len; 955bdcd8170SKalle Valo memcpy(key->seq, params->seq, key->seq_len); 956bdcd8170SKalle Valo key->cipher = params->cipher; 957bdcd8170SKalle Valo } 958bdcd8170SKalle Valo 959bdcd8170SKalle Valo switch (key->cipher) { 960bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_WEP40: 961bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_WEP104: 962bdcd8170SKalle Valo key_type = WEP_CRYPT; 963bdcd8170SKalle Valo break; 964bdcd8170SKalle Valo 965bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_TKIP: 966bdcd8170SKalle Valo key_type = TKIP_CRYPT; 967bdcd8170SKalle Valo break; 968bdcd8170SKalle Valo 969bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_CCMP: 970bdcd8170SKalle Valo key_type = AES_CRYPT; 971bdcd8170SKalle Valo break; 9725e07021eSDai Shuibing case WLAN_CIPHER_SUITE_SMS4: 9735e07021eSDai Shuibing key_type = WAPI_CRYPT; 9745e07021eSDai Shuibing break; 975bdcd8170SKalle Valo 976bdcd8170SKalle Valo default: 977bdcd8170SKalle Valo return -ENOTSUPP; 978bdcd8170SKalle Valo } 979bdcd8170SKalle Valo 9803450334fSVasanthakumar Thiagarajan if (((vif->auth_mode == WPA_PSK_AUTH) 9813450334fSVasanthakumar Thiagarajan || (vif->auth_mode == WPA2_PSK_AUTH)) 982bdcd8170SKalle Valo && (key_usage & GROUP_USAGE)) 983de3ad713SVasanthakumar Thiagarajan del_timer(&vif->disconnect_timer); 984bdcd8170SKalle Valo 985bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 986bdcd8170SKalle Valo "%s: index %d, key_len %d, key_type 0x%x, key_usage 0x%x, seq_len %d\n", 987bdcd8170SKalle Valo __func__, key_index, key->key_len, key_type, 988bdcd8170SKalle Valo key_usage, key->seq_len); 989bdcd8170SKalle Valo 9903450334fSVasanthakumar Thiagarajan vif->def_txkey_index = key_index; 9919a5b1318SJouni Malinen 992f5938f24SVasanthakumar Thiagarajan if (vif->nw_type == AP_NETWORK && !pairwise && 9939a5b1318SJouni Malinen (key_type == TKIP_CRYPT || key_type == AES_CRYPT) && params) { 9949a5b1318SJouni Malinen ar->ap_mode_bkey.valid = true; 9959a5b1318SJouni Malinen ar->ap_mode_bkey.key_index = key_index; 9969a5b1318SJouni Malinen ar->ap_mode_bkey.key_type = key_type; 9979a5b1318SJouni Malinen ar->ap_mode_bkey.key_len = key->key_len; 9989a5b1318SJouni Malinen memcpy(ar->ap_mode_bkey.key, key->key, key->key_len); 99959c98449SVasanthakumar Thiagarajan if (!test_bit(CONNECTED, &vif->flags)) { 10009a5b1318SJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "Delay initial group " 10019a5b1318SJouni Malinen "key configuration until AP mode has been " 10029a5b1318SJouni Malinen "started\n"); 10039a5b1318SJouni Malinen /* 10049a5b1318SJouni Malinen * The key will be set in ath6kl_connect_ap_mode() once 10059a5b1318SJouni Malinen * the connected event is received from the target. 10069a5b1318SJouni Malinen */ 10079a5b1318SJouni Malinen return 0; 10089a5b1318SJouni Malinen } 10099a5b1318SJouni Malinen } 10109a5b1318SJouni Malinen 1011f5938f24SVasanthakumar Thiagarajan if (vif->next_mode == AP_NETWORK && key_type == WEP_CRYPT && 101259c98449SVasanthakumar Thiagarajan !test_bit(CONNECTED, &vif->flags)) { 1013151411e8SJouni Malinen /* 1014151411e8SJouni Malinen * Store the key locally so that it can be re-configured after 1015151411e8SJouni Malinen * the AP mode has properly started 1016151411e8SJouni Malinen * (ath6kl_install_statioc_wep_keys). 1017151411e8SJouni Malinen */ 1018151411e8SJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "Delay WEP key configuration " 1019151411e8SJouni Malinen "until AP mode has been started\n"); 10206f2a73f9SVasanthakumar Thiagarajan vif->wep_key_list[key_index].key_len = key->key_len; 10216f2a73f9SVasanthakumar Thiagarajan memcpy(vif->wep_key_list[key_index].key, key->key, 10226f2a73f9SVasanthakumar Thiagarajan key->key_len); 1023151411e8SJouni Malinen return 0; 1024151411e8SJouni Malinen } 1025151411e8SJouni Malinen 1026f3e61eceSJouni Malinen return ath6kl_wmi_addkey_cmd(ar->wmi, vif->fw_vif_idx, 1027334234b5SVasanthakumar Thiagarajan vif->def_txkey_index, 1028bdcd8170SKalle Valo key_type, key_usage, key->key_len, 1029f4bb9a6fSJouni Malinen key->seq, key->seq_len, key->key, 1030f4bb9a6fSJouni Malinen KEY_OP_INIT_VAL, 1031bdcd8170SKalle Valo (u8 *) mac_addr, SYNC_BOTH_WMIFLAG); 1032bdcd8170SKalle Valo } 1033bdcd8170SKalle Valo 1034bdcd8170SKalle Valo static int ath6kl_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, 1035bdcd8170SKalle Valo u8 key_index, bool pairwise, 1036bdcd8170SKalle Valo const u8 *mac_addr) 1037bdcd8170SKalle Valo { 1038bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(ndev); 10396f2a73f9SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 1040bdcd8170SKalle Valo 1041bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: index %d\n", __func__, key_index); 1042bdcd8170SKalle Valo 1043990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1044bdcd8170SKalle Valo return -EIO; 1045bdcd8170SKalle Valo 1046bdcd8170SKalle Valo if (key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) { 1047bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1048bdcd8170SKalle Valo "%s: key index %d out of bounds\n", __func__, 1049bdcd8170SKalle Valo key_index); 1050bdcd8170SKalle Valo return -ENOENT; 1051bdcd8170SKalle Valo } 1052bdcd8170SKalle Valo 10536f2a73f9SVasanthakumar Thiagarajan if (!vif->keys[key_index].key_len) { 1054bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1055bdcd8170SKalle Valo "%s: index %d is empty\n", __func__, key_index); 1056bdcd8170SKalle Valo return 0; 1057bdcd8170SKalle Valo } 1058bdcd8170SKalle Valo 10596f2a73f9SVasanthakumar Thiagarajan vif->keys[key_index].key_len = 0; 1060bdcd8170SKalle Valo 1061334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_deletekey_cmd(ar->wmi, vif->fw_vif_idx, key_index); 1062bdcd8170SKalle Valo } 1063bdcd8170SKalle Valo 1064bdcd8170SKalle Valo static int ath6kl_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, 1065bdcd8170SKalle Valo u8 key_index, bool pairwise, 1066bdcd8170SKalle Valo const u8 *mac_addr, void *cookie, 1067bdcd8170SKalle Valo void (*callback) (void *cookie, 1068bdcd8170SKalle Valo struct key_params *)) 1069bdcd8170SKalle Valo { 10706f2a73f9SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 1071bdcd8170SKalle Valo struct ath6kl_key *key = NULL; 1072bdcd8170SKalle Valo struct key_params params; 1073bdcd8170SKalle Valo 1074bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: index %d\n", __func__, key_index); 1075bdcd8170SKalle Valo 1076990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1077bdcd8170SKalle Valo return -EIO; 1078bdcd8170SKalle Valo 1079bdcd8170SKalle Valo if (key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) { 1080bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1081bdcd8170SKalle Valo "%s: key index %d out of bounds\n", __func__, 1082bdcd8170SKalle Valo key_index); 1083bdcd8170SKalle Valo return -ENOENT; 1084bdcd8170SKalle Valo } 1085bdcd8170SKalle Valo 10866f2a73f9SVasanthakumar Thiagarajan key = &vif->keys[key_index]; 1087bdcd8170SKalle Valo memset(¶ms, 0, sizeof(params)); 1088bdcd8170SKalle Valo params.cipher = key->cipher; 1089bdcd8170SKalle Valo params.key_len = key->key_len; 1090bdcd8170SKalle Valo params.seq_len = key->seq_len; 1091bdcd8170SKalle Valo params.seq = key->seq; 1092bdcd8170SKalle Valo params.key = key->key; 1093bdcd8170SKalle Valo 1094bdcd8170SKalle Valo callback(cookie, ¶ms); 1095bdcd8170SKalle Valo 1096bdcd8170SKalle Valo return key->key_len ? 0 : -ENOENT; 1097bdcd8170SKalle Valo } 1098bdcd8170SKalle Valo 1099bdcd8170SKalle Valo static int ath6kl_cfg80211_set_default_key(struct wiphy *wiphy, 1100bdcd8170SKalle Valo struct net_device *ndev, 1101bdcd8170SKalle Valo u8 key_index, bool unicast, 1102bdcd8170SKalle Valo bool multicast) 1103bdcd8170SKalle Valo { 1104bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(ndev); 110559c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 1106bdcd8170SKalle Valo struct ath6kl_key *key = NULL; 1107bdcd8170SKalle Valo u8 key_usage; 1108229ed6b5SEdward Lu enum crypto_type key_type = NONE_CRYPT; 1109bdcd8170SKalle Valo 1110bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: index %d\n", __func__, key_index); 1111bdcd8170SKalle Valo 1112990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1113bdcd8170SKalle Valo return -EIO; 1114bdcd8170SKalle Valo 1115bdcd8170SKalle Valo if (key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) { 1116bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1117bdcd8170SKalle Valo "%s: key index %d out of bounds\n", 1118bdcd8170SKalle Valo __func__, key_index); 1119bdcd8170SKalle Valo return -ENOENT; 1120bdcd8170SKalle Valo } 1121bdcd8170SKalle Valo 11226f2a73f9SVasanthakumar Thiagarajan if (!vif->keys[key_index].key_len) { 1123bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: invalid key index %d\n", 1124bdcd8170SKalle Valo __func__, key_index); 1125bdcd8170SKalle Valo return -EINVAL; 1126bdcd8170SKalle Valo } 1127bdcd8170SKalle Valo 11283450334fSVasanthakumar Thiagarajan vif->def_txkey_index = key_index; 11296f2a73f9SVasanthakumar Thiagarajan key = &vif->keys[vif->def_txkey_index]; 1130bdcd8170SKalle Valo key_usage = GROUP_USAGE; 11313450334fSVasanthakumar Thiagarajan if (vif->prwise_crypto == WEP_CRYPT) 1132bdcd8170SKalle Valo key_usage |= TX_USAGE; 1133229ed6b5SEdward Lu if (unicast) 11343450334fSVasanthakumar Thiagarajan key_type = vif->prwise_crypto; 1135229ed6b5SEdward Lu if (multicast) 11363450334fSVasanthakumar Thiagarajan key_type = vif->grp_crypto; 1137bdcd8170SKalle Valo 1138f5938f24SVasanthakumar Thiagarajan if (vif->next_mode == AP_NETWORK && !test_bit(CONNECTED, &vif->flags)) 11399a5b1318SJouni Malinen return 0; /* Delay until AP mode has been started */ 11409a5b1318SJouni Malinen 1141f3e61eceSJouni Malinen return ath6kl_wmi_addkey_cmd(ar->wmi, vif->fw_vif_idx, 1142334234b5SVasanthakumar Thiagarajan vif->def_txkey_index, 1143229ed6b5SEdward Lu key_type, key_usage, 1144f4bb9a6fSJouni Malinen key->key_len, key->seq, key->seq_len, 1145f4bb9a6fSJouni Malinen key->key, 1146bdcd8170SKalle Valo KEY_OP_INIT_VAL, NULL, 1147bdcd8170SKalle Valo SYNC_BOTH_WMIFLAG); 1148bdcd8170SKalle Valo } 1149bdcd8170SKalle Valo 1150240d2799SVasanthakumar Thiagarajan void ath6kl_cfg80211_tkip_micerr_event(struct ath6kl_vif *vif, u8 keyid, 1151bdcd8170SKalle Valo bool ismcast) 1152bdcd8170SKalle Valo { 1153bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1154bdcd8170SKalle Valo "%s: keyid %d, ismcast %d\n", __func__, keyid, ismcast); 1155bdcd8170SKalle Valo 1156240d2799SVasanthakumar Thiagarajan cfg80211_michael_mic_failure(vif->ndev, vif->bssid, 1157bdcd8170SKalle Valo (ismcast ? NL80211_KEYTYPE_GROUP : 1158bdcd8170SKalle Valo NL80211_KEYTYPE_PAIRWISE), keyid, NULL, 1159bdcd8170SKalle Valo GFP_KERNEL); 1160bdcd8170SKalle Valo } 1161bdcd8170SKalle Valo 1162bdcd8170SKalle Valo static int ath6kl_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) 1163bdcd8170SKalle Valo { 1164bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)wiphy_priv(wiphy); 1165990bd915SVasanthakumar Thiagarajan struct ath6kl_vif *vif; 1166bdcd8170SKalle Valo int ret; 1167bdcd8170SKalle Valo 1168bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: changed 0x%x\n", __func__, 1169bdcd8170SKalle Valo changed); 1170bdcd8170SKalle Valo 1171990bd915SVasanthakumar Thiagarajan vif = ath6kl_vif_first(ar); 1172990bd915SVasanthakumar Thiagarajan if (!vif) 1173990bd915SVasanthakumar Thiagarajan return -EIO; 1174990bd915SVasanthakumar Thiagarajan 1175990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1176bdcd8170SKalle Valo return -EIO; 1177bdcd8170SKalle Valo 1178bdcd8170SKalle Valo if (changed & WIPHY_PARAM_RTS_THRESHOLD) { 1179bdcd8170SKalle Valo ret = ath6kl_wmi_set_rts_cmd(ar->wmi, wiphy->rts_threshold); 1180bdcd8170SKalle Valo if (ret != 0) { 1181bdcd8170SKalle Valo ath6kl_err("ath6kl_wmi_set_rts_cmd failed\n"); 1182bdcd8170SKalle Valo return -EIO; 1183bdcd8170SKalle Valo } 1184bdcd8170SKalle Valo } 1185bdcd8170SKalle Valo 1186bdcd8170SKalle Valo return 0; 1187bdcd8170SKalle Valo } 1188bdcd8170SKalle Valo 1189bdcd8170SKalle Valo /* 1190bdcd8170SKalle Valo * The type nl80211_tx_power_setting replaces the following 1191bdcd8170SKalle Valo * data type from 2.6.36 onwards 1192bdcd8170SKalle Valo */ 1193bdcd8170SKalle Valo static int ath6kl_cfg80211_set_txpower(struct wiphy *wiphy, 1194bdcd8170SKalle Valo enum nl80211_tx_power_setting type, 1195bdcd8170SKalle Valo int dbm) 1196bdcd8170SKalle Valo { 1197bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)wiphy_priv(wiphy); 1198990bd915SVasanthakumar Thiagarajan struct ath6kl_vif *vif; 1199bdcd8170SKalle Valo u8 ath6kl_dbm; 1200bdcd8170SKalle Valo 1201bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: type 0x%x, dbm %d\n", __func__, 1202bdcd8170SKalle Valo type, dbm); 1203bdcd8170SKalle Valo 1204990bd915SVasanthakumar Thiagarajan vif = ath6kl_vif_first(ar); 1205990bd915SVasanthakumar Thiagarajan if (!vif) 1206990bd915SVasanthakumar Thiagarajan return -EIO; 1207990bd915SVasanthakumar Thiagarajan 1208990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1209bdcd8170SKalle Valo return -EIO; 1210bdcd8170SKalle Valo 1211bdcd8170SKalle Valo switch (type) { 1212bdcd8170SKalle Valo case NL80211_TX_POWER_AUTOMATIC: 1213bdcd8170SKalle Valo return 0; 1214bdcd8170SKalle Valo case NL80211_TX_POWER_LIMITED: 1215bdcd8170SKalle Valo ar->tx_pwr = ath6kl_dbm = dbm; 1216bdcd8170SKalle Valo break; 1217bdcd8170SKalle Valo default: 1218bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: type 0x%x not supported\n", 1219bdcd8170SKalle Valo __func__, type); 1220bdcd8170SKalle Valo return -EOPNOTSUPP; 1221bdcd8170SKalle Valo } 1222bdcd8170SKalle Valo 1223990bd915SVasanthakumar Thiagarajan ath6kl_wmi_set_tx_pwr_cmd(ar->wmi, vif->fw_vif_idx, ath6kl_dbm); 1224bdcd8170SKalle Valo 1225bdcd8170SKalle Valo return 0; 1226bdcd8170SKalle Valo } 1227bdcd8170SKalle Valo 1228bdcd8170SKalle Valo static int ath6kl_cfg80211_get_txpower(struct wiphy *wiphy, int *dbm) 1229bdcd8170SKalle Valo { 1230bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)wiphy_priv(wiphy); 1231990bd915SVasanthakumar Thiagarajan struct ath6kl_vif *vif; 1232bdcd8170SKalle Valo 1233990bd915SVasanthakumar Thiagarajan vif = ath6kl_vif_first(ar); 1234990bd915SVasanthakumar Thiagarajan if (!vif) 1235990bd915SVasanthakumar Thiagarajan return -EIO; 1236990bd915SVasanthakumar Thiagarajan 1237990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1238bdcd8170SKalle Valo return -EIO; 1239bdcd8170SKalle Valo 124059c98449SVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags)) { 1241bdcd8170SKalle Valo ar->tx_pwr = 0; 1242bdcd8170SKalle Valo 1243990bd915SVasanthakumar Thiagarajan if (ath6kl_wmi_get_tx_pwr_cmd(ar->wmi, vif->fw_vif_idx) != 0) { 1244bdcd8170SKalle Valo ath6kl_err("ath6kl_wmi_get_tx_pwr_cmd failed\n"); 1245bdcd8170SKalle Valo return -EIO; 1246bdcd8170SKalle Valo } 1247bdcd8170SKalle Valo 1248bdcd8170SKalle Valo wait_event_interruptible_timeout(ar->event_wq, ar->tx_pwr != 0, 1249bdcd8170SKalle Valo 5 * HZ); 1250bdcd8170SKalle Valo 1251bdcd8170SKalle Valo if (signal_pending(current)) { 1252bdcd8170SKalle Valo ath6kl_err("target did not respond\n"); 1253bdcd8170SKalle Valo return -EINTR; 1254bdcd8170SKalle Valo } 1255bdcd8170SKalle Valo } 1256bdcd8170SKalle Valo 1257bdcd8170SKalle Valo *dbm = ar->tx_pwr; 1258bdcd8170SKalle Valo return 0; 1259bdcd8170SKalle Valo } 1260bdcd8170SKalle Valo 1261bdcd8170SKalle Valo static int ath6kl_cfg80211_set_power_mgmt(struct wiphy *wiphy, 1262bdcd8170SKalle Valo struct net_device *dev, 1263bdcd8170SKalle Valo bool pmgmt, int timeout) 1264bdcd8170SKalle Valo { 1265bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(dev); 1266bdcd8170SKalle Valo struct wmi_power_mode_cmd mode; 1267334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1268bdcd8170SKalle Valo 1269bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: pmgmt %d, timeout %d\n", 1270bdcd8170SKalle Valo __func__, pmgmt, timeout); 1271bdcd8170SKalle Valo 1272990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1273bdcd8170SKalle Valo return -EIO; 1274bdcd8170SKalle Valo 1275bdcd8170SKalle Valo if (pmgmt) { 1276bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: max perf\n", __func__); 1277bdcd8170SKalle Valo mode.pwr_mode = REC_POWER; 1278bdcd8170SKalle Valo } else { 1279bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: rec power\n", __func__); 1280bdcd8170SKalle Valo mode.pwr_mode = MAX_PERF_POWER; 1281bdcd8170SKalle Valo } 1282bdcd8170SKalle Valo 1283334234b5SVasanthakumar Thiagarajan if (ath6kl_wmi_powermode_cmd(ar->wmi, vif->fw_vif_idx, 1284334234b5SVasanthakumar Thiagarajan mode.pwr_mode) != 0) { 1285bdcd8170SKalle Valo ath6kl_err("wmi_powermode_cmd failed\n"); 1286bdcd8170SKalle Valo return -EIO; 1287bdcd8170SKalle Valo } 1288bdcd8170SKalle Valo 1289bdcd8170SKalle Valo return 0; 1290bdcd8170SKalle Valo } 1291bdcd8170SKalle Valo 129255055976SVasanthakumar Thiagarajan static struct net_device *ath6kl_cfg80211_add_iface(struct wiphy *wiphy, 129355055976SVasanthakumar Thiagarajan char *name, 129455055976SVasanthakumar Thiagarajan enum nl80211_iftype type, 129555055976SVasanthakumar Thiagarajan u32 *flags, 129655055976SVasanthakumar Thiagarajan struct vif_params *params) 129755055976SVasanthakumar Thiagarajan { 129855055976SVasanthakumar Thiagarajan struct ath6kl *ar = wiphy_priv(wiphy); 129955055976SVasanthakumar Thiagarajan struct net_device *ndev; 130055055976SVasanthakumar Thiagarajan u8 if_idx, nw_type; 130155055976SVasanthakumar Thiagarajan 130255055976SVasanthakumar Thiagarajan if (ar->num_vif == MAX_NUM_VIF) { 130355055976SVasanthakumar Thiagarajan ath6kl_err("Reached maximum number of supported vif\n"); 130455055976SVasanthakumar Thiagarajan return ERR_PTR(-EINVAL); 130555055976SVasanthakumar Thiagarajan } 130655055976SVasanthakumar Thiagarajan 130755055976SVasanthakumar Thiagarajan if (!ath6kl_is_valid_iftype(ar, type, &if_idx, &nw_type)) { 130855055976SVasanthakumar Thiagarajan ath6kl_err("Not a supported interface type\n"); 130955055976SVasanthakumar Thiagarajan return ERR_PTR(-EINVAL); 131055055976SVasanthakumar Thiagarajan } 131155055976SVasanthakumar Thiagarajan 131255055976SVasanthakumar Thiagarajan ndev = ath6kl_interface_add(ar, name, type, if_idx, nw_type); 131355055976SVasanthakumar Thiagarajan if (!ndev) 131455055976SVasanthakumar Thiagarajan return ERR_PTR(-ENOMEM); 131555055976SVasanthakumar Thiagarajan 131655055976SVasanthakumar Thiagarajan ar->num_vif++; 131755055976SVasanthakumar Thiagarajan 131855055976SVasanthakumar Thiagarajan return ndev; 131955055976SVasanthakumar Thiagarajan } 132055055976SVasanthakumar Thiagarajan 132155055976SVasanthakumar Thiagarajan static int ath6kl_cfg80211_del_iface(struct wiphy *wiphy, 132255055976SVasanthakumar Thiagarajan struct net_device *ndev) 132355055976SVasanthakumar Thiagarajan { 132455055976SVasanthakumar Thiagarajan struct ath6kl *ar = wiphy_priv(wiphy); 132555055976SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 132655055976SVasanthakumar Thiagarajan 132711f6e40dSVasanthakumar Thiagarajan spin_lock_bh(&ar->list_lock); 132855055976SVasanthakumar Thiagarajan list_del(&vif->list); 132911f6e40dSVasanthakumar Thiagarajan spin_unlock_bh(&ar->list_lock); 133055055976SVasanthakumar Thiagarajan 133155055976SVasanthakumar Thiagarajan ath6kl_cleanup_vif(vif, test_bit(WMI_READY, &ar->flag)); 133255055976SVasanthakumar Thiagarajan 133355055976SVasanthakumar Thiagarajan ath6kl_deinit_if_data(vif); 133455055976SVasanthakumar Thiagarajan 133555055976SVasanthakumar Thiagarajan return 0; 133655055976SVasanthakumar Thiagarajan } 133755055976SVasanthakumar Thiagarajan 1338bdcd8170SKalle Valo static int ath6kl_cfg80211_change_iface(struct wiphy *wiphy, 1339bdcd8170SKalle Valo struct net_device *ndev, 1340bdcd8170SKalle Valo enum nl80211_iftype type, u32 *flags, 1341bdcd8170SKalle Valo struct vif_params *params) 1342bdcd8170SKalle Valo { 1343f5938f24SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 1344bdcd8170SKalle Valo 1345bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: type %u\n", __func__, type); 1346bdcd8170SKalle Valo 1347990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1348bdcd8170SKalle Valo return -EIO; 1349bdcd8170SKalle Valo 1350bdcd8170SKalle Valo switch (type) { 1351bdcd8170SKalle Valo case NL80211_IFTYPE_STATION: 1352f5938f24SVasanthakumar Thiagarajan vif->next_mode = INFRA_NETWORK; 1353bdcd8170SKalle Valo break; 1354bdcd8170SKalle Valo case NL80211_IFTYPE_ADHOC: 1355f5938f24SVasanthakumar Thiagarajan vif->next_mode = ADHOC_NETWORK; 1356bdcd8170SKalle Valo break; 13576e4604c8SJouni Malinen case NL80211_IFTYPE_AP: 1358f5938f24SVasanthakumar Thiagarajan vif->next_mode = AP_NETWORK; 13596e4604c8SJouni Malinen break; 13606b5e5d25SJouni Malinen case NL80211_IFTYPE_P2P_CLIENT: 1361f5938f24SVasanthakumar Thiagarajan vif->next_mode = INFRA_NETWORK; 13626b5e5d25SJouni Malinen break; 13636b5e5d25SJouni Malinen case NL80211_IFTYPE_P2P_GO: 1364f5938f24SVasanthakumar Thiagarajan vif->next_mode = AP_NETWORK; 13656b5e5d25SJouni Malinen break; 1366bdcd8170SKalle Valo default: 1367bdcd8170SKalle Valo ath6kl_err("invalid interface type %u\n", type); 1368bdcd8170SKalle Valo return -EOPNOTSUPP; 1369bdcd8170SKalle Valo } 1370bdcd8170SKalle Valo 1371551959d8SVasanthakumar Thiagarajan vif->wdev.iftype = type; 1372bdcd8170SKalle Valo 1373bdcd8170SKalle Valo return 0; 1374bdcd8170SKalle Valo } 1375bdcd8170SKalle Valo 1376bdcd8170SKalle Valo static int ath6kl_cfg80211_join_ibss(struct wiphy *wiphy, 1377bdcd8170SKalle Valo struct net_device *dev, 1378bdcd8170SKalle Valo struct cfg80211_ibss_params *ibss_param) 1379bdcd8170SKalle Valo { 1380bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(dev); 138159c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1382bdcd8170SKalle Valo int status; 1383bdcd8170SKalle Valo 1384990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1385bdcd8170SKalle Valo return -EIO; 1386bdcd8170SKalle Valo 13873450334fSVasanthakumar Thiagarajan vif->ssid_len = ibss_param->ssid_len; 13883450334fSVasanthakumar Thiagarajan memcpy(vif->ssid, ibss_param->ssid, vif->ssid_len); 1389bdcd8170SKalle Valo 1390bdcd8170SKalle Valo if (ibss_param->channel) 1391f74bac54SVasanthakumar Thiagarajan vif->ch_hint = ibss_param->channel->center_freq; 1392bdcd8170SKalle Valo 1393bdcd8170SKalle Valo if (ibss_param->channel_fixed) { 1394bdcd8170SKalle Valo /* 1395bdcd8170SKalle Valo * TODO: channel_fixed: The channel should be fixed, do not 1396bdcd8170SKalle Valo * search for IBSSs to join on other channels. Target 1397bdcd8170SKalle Valo * firmware does not support this feature, needs to be 1398bdcd8170SKalle Valo * updated. 1399bdcd8170SKalle Valo */ 1400bdcd8170SKalle Valo return -EOPNOTSUPP; 1401bdcd8170SKalle Valo } 1402bdcd8170SKalle Valo 14038c8b65e3SVasanthakumar Thiagarajan memset(vif->req_bssid, 0, sizeof(vif->req_bssid)); 1404bdcd8170SKalle Valo if (ibss_param->bssid && !is_broadcast_ether_addr(ibss_param->bssid)) 14058c8b65e3SVasanthakumar Thiagarajan memcpy(vif->req_bssid, ibss_param->bssid, 14068c8b65e3SVasanthakumar Thiagarajan sizeof(vif->req_bssid)); 1407bdcd8170SKalle Valo 1408240d2799SVasanthakumar Thiagarajan ath6kl_set_wpa_version(vif, 0); 1409bdcd8170SKalle Valo 1410240d2799SVasanthakumar Thiagarajan status = ath6kl_set_auth_type(vif, NL80211_AUTHTYPE_OPEN_SYSTEM); 1411bdcd8170SKalle Valo if (status) 1412bdcd8170SKalle Valo return status; 1413bdcd8170SKalle Valo 1414bdcd8170SKalle Valo if (ibss_param->privacy) { 1415240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, WLAN_CIPHER_SUITE_WEP40, true); 1416240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, WLAN_CIPHER_SUITE_WEP40, false); 1417bdcd8170SKalle Valo } else { 1418240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, 0, true); 1419240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, 0, false); 1420bdcd8170SKalle Valo } 1421bdcd8170SKalle Valo 1422f5938f24SVasanthakumar Thiagarajan vif->nw_type = vif->next_mode; 1423bdcd8170SKalle Valo 1424bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1425bdcd8170SKalle Valo "%s: connect called with authmode %d dot11 auth %d" 1426bdcd8170SKalle Valo " PW crypto %d PW crypto len %d GRP crypto %d" 1427bdcd8170SKalle Valo " GRP crypto len %d channel hint %u\n", 1428bdcd8170SKalle Valo __func__, 14293450334fSVasanthakumar Thiagarajan vif->auth_mode, vif->dot11_auth_mode, vif->prwise_crypto, 14303450334fSVasanthakumar Thiagarajan vif->prwise_crypto_len, vif->grp_crypto, 1431f74bac54SVasanthakumar Thiagarajan vif->grp_crypto_len, vif->ch_hint); 1432bdcd8170SKalle Valo 1433334234b5SVasanthakumar Thiagarajan status = ath6kl_wmi_connect_cmd(ar->wmi, vif->fw_vif_idx, vif->nw_type, 14343450334fSVasanthakumar Thiagarajan vif->dot11_auth_mode, vif->auth_mode, 14353450334fSVasanthakumar Thiagarajan vif->prwise_crypto, 14363450334fSVasanthakumar Thiagarajan vif->prwise_crypto_len, 14373450334fSVasanthakumar Thiagarajan vif->grp_crypto, vif->grp_crypto_len, 14383450334fSVasanthakumar Thiagarajan vif->ssid_len, vif->ssid, 1439f74bac54SVasanthakumar Thiagarajan vif->req_bssid, vif->ch_hint, 1440bdcd8170SKalle Valo ar->connect_ctrl_flags); 144159c98449SVasanthakumar Thiagarajan set_bit(CONNECT_PEND, &vif->flags); 1442bdcd8170SKalle Valo 1443bdcd8170SKalle Valo return 0; 1444bdcd8170SKalle Valo } 1445bdcd8170SKalle Valo 1446bdcd8170SKalle Valo static int ath6kl_cfg80211_leave_ibss(struct wiphy *wiphy, 1447bdcd8170SKalle Valo struct net_device *dev) 1448bdcd8170SKalle Valo { 14493450334fSVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1450bdcd8170SKalle Valo 1451990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1452bdcd8170SKalle Valo return -EIO; 1453bdcd8170SKalle Valo 1454240d2799SVasanthakumar Thiagarajan ath6kl_disconnect(vif); 14553450334fSVasanthakumar Thiagarajan memset(vif->ssid, 0, sizeof(vif->ssid)); 14563450334fSVasanthakumar Thiagarajan vif->ssid_len = 0; 1457bdcd8170SKalle Valo 1458bdcd8170SKalle Valo return 0; 1459bdcd8170SKalle Valo } 1460bdcd8170SKalle Valo 1461bdcd8170SKalle Valo static const u32 cipher_suites[] = { 1462bdcd8170SKalle Valo WLAN_CIPHER_SUITE_WEP40, 1463bdcd8170SKalle Valo WLAN_CIPHER_SUITE_WEP104, 1464bdcd8170SKalle Valo WLAN_CIPHER_SUITE_TKIP, 1465bdcd8170SKalle Valo WLAN_CIPHER_SUITE_CCMP, 1466837cb97eSJouni Malinen CCKM_KRK_CIPHER_SUITE, 14675e07021eSDai Shuibing WLAN_CIPHER_SUITE_SMS4, 1468bdcd8170SKalle Valo }; 1469bdcd8170SKalle Valo 1470bdcd8170SKalle Valo static bool is_rate_legacy(s32 rate) 1471bdcd8170SKalle Valo { 1472bdcd8170SKalle Valo static const s32 legacy[] = { 1000, 2000, 5500, 11000, 1473bdcd8170SKalle Valo 6000, 9000, 12000, 18000, 24000, 1474bdcd8170SKalle Valo 36000, 48000, 54000 1475bdcd8170SKalle Valo }; 1476bdcd8170SKalle Valo u8 i; 1477bdcd8170SKalle Valo 1478bdcd8170SKalle Valo for (i = 0; i < ARRAY_SIZE(legacy); i++) 1479bdcd8170SKalle Valo if (rate == legacy[i]) 1480bdcd8170SKalle Valo return true; 1481bdcd8170SKalle Valo 1482bdcd8170SKalle Valo return false; 1483bdcd8170SKalle Valo } 1484bdcd8170SKalle Valo 1485bdcd8170SKalle Valo static bool is_rate_ht20(s32 rate, u8 *mcs, bool *sgi) 1486bdcd8170SKalle Valo { 1487bdcd8170SKalle Valo static const s32 ht20[] = { 6500, 13000, 19500, 26000, 39000, 1488bdcd8170SKalle Valo 52000, 58500, 65000, 72200 1489bdcd8170SKalle Valo }; 1490bdcd8170SKalle Valo u8 i; 1491bdcd8170SKalle Valo 1492bdcd8170SKalle Valo for (i = 0; i < ARRAY_SIZE(ht20); i++) { 1493bdcd8170SKalle Valo if (rate == ht20[i]) { 1494bdcd8170SKalle Valo if (i == ARRAY_SIZE(ht20) - 1) 1495bdcd8170SKalle Valo /* last rate uses sgi */ 1496bdcd8170SKalle Valo *sgi = true; 1497bdcd8170SKalle Valo else 1498bdcd8170SKalle Valo *sgi = false; 1499bdcd8170SKalle Valo 1500bdcd8170SKalle Valo *mcs = i; 1501bdcd8170SKalle Valo return true; 1502bdcd8170SKalle Valo } 1503bdcd8170SKalle Valo } 1504bdcd8170SKalle Valo return false; 1505bdcd8170SKalle Valo } 1506bdcd8170SKalle Valo 1507bdcd8170SKalle Valo static bool is_rate_ht40(s32 rate, u8 *mcs, bool *sgi) 1508bdcd8170SKalle Valo { 1509bdcd8170SKalle Valo static const s32 ht40[] = { 13500, 27000, 40500, 54000, 1510bdcd8170SKalle Valo 81000, 108000, 121500, 135000, 1511bdcd8170SKalle Valo 150000 1512bdcd8170SKalle Valo }; 1513bdcd8170SKalle Valo u8 i; 1514bdcd8170SKalle Valo 1515bdcd8170SKalle Valo for (i = 0; i < ARRAY_SIZE(ht40); i++) { 1516bdcd8170SKalle Valo if (rate == ht40[i]) { 1517bdcd8170SKalle Valo if (i == ARRAY_SIZE(ht40) - 1) 1518bdcd8170SKalle Valo /* last rate uses sgi */ 1519bdcd8170SKalle Valo *sgi = true; 1520bdcd8170SKalle Valo else 1521bdcd8170SKalle Valo *sgi = false; 1522bdcd8170SKalle Valo 1523bdcd8170SKalle Valo *mcs = i; 1524bdcd8170SKalle Valo return true; 1525bdcd8170SKalle Valo } 1526bdcd8170SKalle Valo } 1527bdcd8170SKalle Valo 1528bdcd8170SKalle Valo return false; 1529bdcd8170SKalle Valo } 1530bdcd8170SKalle Valo 1531bdcd8170SKalle Valo static int ath6kl_get_station(struct wiphy *wiphy, struct net_device *dev, 1532bdcd8170SKalle Valo u8 *mac, struct station_info *sinfo) 1533bdcd8170SKalle Valo { 1534bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(dev); 153559c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1536bdcd8170SKalle Valo long left; 1537bdcd8170SKalle Valo bool sgi; 1538bdcd8170SKalle Valo s32 rate; 1539bdcd8170SKalle Valo int ret; 1540bdcd8170SKalle Valo u8 mcs; 1541bdcd8170SKalle Valo 15428c8b65e3SVasanthakumar Thiagarajan if (memcmp(mac, vif->bssid, ETH_ALEN) != 0) 1543bdcd8170SKalle Valo return -ENOENT; 1544bdcd8170SKalle Valo 1545bdcd8170SKalle Valo if (down_interruptible(&ar->sem)) 1546bdcd8170SKalle Valo return -EBUSY; 1547bdcd8170SKalle Valo 1548b95907a7SVasanthakumar Thiagarajan set_bit(STATS_UPDATE_PEND, &vif->flags); 1549bdcd8170SKalle Valo 1550334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_get_stats_cmd(ar->wmi, vif->fw_vif_idx); 1551bdcd8170SKalle Valo 1552bdcd8170SKalle Valo if (ret != 0) { 1553bdcd8170SKalle Valo up(&ar->sem); 1554bdcd8170SKalle Valo return -EIO; 1555bdcd8170SKalle Valo } 1556bdcd8170SKalle Valo 1557bdcd8170SKalle Valo left = wait_event_interruptible_timeout(ar->event_wq, 1558bdcd8170SKalle Valo !test_bit(STATS_UPDATE_PEND, 1559b95907a7SVasanthakumar Thiagarajan &vif->flags), 1560bdcd8170SKalle Valo WMI_TIMEOUT); 1561bdcd8170SKalle Valo 1562bdcd8170SKalle Valo up(&ar->sem); 1563bdcd8170SKalle Valo 1564bdcd8170SKalle Valo if (left == 0) 1565bdcd8170SKalle Valo return -ETIMEDOUT; 1566bdcd8170SKalle Valo else if (left < 0) 1567bdcd8170SKalle Valo return left; 1568bdcd8170SKalle Valo 1569b95907a7SVasanthakumar Thiagarajan if (vif->target_stats.rx_byte) { 1570b95907a7SVasanthakumar Thiagarajan sinfo->rx_bytes = vif->target_stats.rx_byte; 1571bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_RX_BYTES; 1572b95907a7SVasanthakumar Thiagarajan sinfo->rx_packets = vif->target_stats.rx_pkt; 1573bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_RX_PACKETS; 1574bdcd8170SKalle Valo } 1575bdcd8170SKalle Valo 1576b95907a7SVasanthakumar Thiagarajan if (vif->target_stats.tx_byte) { 1577b95907a7SVasanthakumar Thiagarajan sinfo->tx_bytes = vif->target_stats.tx_byte; 1578bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_TX_BYTES; 1579b95907a7SVasanthakumar Thiagarajan sinfo->tx_packets = vif->target_stats.tx_pkt; 1580bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_TX_PACKETS; 1581bdcd8170SKalle Valo } 1582bdcd8170SKalle Valo 1583b95907a7SVasanthakumar Thiagarajan sinfo->signal = vif->target_stats.cs_rssi; 1584bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_SIGNAL; 1585bdcd8170SKalle Valo 1586b95907a7SVasanthakumar Thiagarajan rate = vif->target_stats.tx_ucast_rate; 1587bdcd8170SKalle Valo 1588bdcd8170SKalle Valo if (is_rate_legacy(rate)) { 1589bdcd8170SKalle Valo sinfo->txrate.legacy = rate / 100; 1590bdcd8170SKalle Valo } else if (is_rate_ht20(rate, &mcs, &sgi)) { 1591bdcd8170SKalle Valo if (sgi) { 1592bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; 1593bdcd8170SKalle Valo sinfo->txrate.mcs = mcs - 1; 1594bdcd8170SKalle Valo } else { 1595bdcd8170SKalle Valo sinfo->txrate.mcs = mcs; 1596bdcd8170SKalle Valo } 1597bdcd8170SKalle Valo 1598bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_MCS; 1599bdcd8170SKalle Valo } else if (is_rate_ht40(rate, &mcs, &sgi)) { 1600bdcd8170SKalle Valo if (sgi) { 1601bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; 1602bdcd8170SKalle Valo sinfo->txrate.mcs = mcs - 1; 1603bdcd8170SKalle Valo } else { 1604bdcd8170SKalle Valo sinfo->txrate.mcs = mcs; 1605bdcd8170SKalle Valo } 1606bdcd8170SKalle Valo 1607bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH; 1608bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_MCS; 1609bdcd8170SKalle Valo } else { 16109a730834SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 16119a730834SKalle Valo "invalid rate from stats: %d\n", rate); 16129a730834SKalle Valo ath6kl_debug_war(ar, ATH6KL_WAR_INVALID_RATE); 1613bdcd8170SKalle Valo return 0; 1614bdcd8170SKalle Valo } 1615bdcd8170SKalle Valo 1616bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_TX_BITRATE; 1617bdcd8170SKalle Valo 161859c98449SVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags) && 161959c98449SVasanthakumar Thiagarajan test_bit(DTIM_PERIOD_AVAIL, &vif->flags) && 1620f5938f24SVasanthakumar Thiagarajan vif->nw_type == INFRA_NETWORK) { 162132c10874SJouni Malinen sinfo->filled |= STATION_INFO_BSS_PARAM; 162232c10874SJouni Malinen sinfo->bss_param.flags = 0; 1623cf5333d7SVasanthakumar Thiagarajan sinfo->bss_param.dtim_period = vif->assoc_bss_dtim_period; 1624cf5333d7SVasanthakumar Thiagarajan sinfo->bss_param.beacon_interval = vif->assoc_bss_beacon_int; 162532c10874SJouni Malinen } 162632c10874SJouni Malinen 1627bdcd8170SKalle Valo return 0; 1628bdcd8170SKalle Valo } 1629bdcd8170SKalle Valo 1630bdcd8170SKalle Valo static int ath6kl_set_pmksa(struct wiphy *wiphy, struct net_device *netdev, 1631bdcd8170SKalle Valo struct cfg80211_pmksa *pmksa) 1632bdcd8170SKalle Valo { 1633bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(netdev); 1634334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(netdev); 1635334234b5SVasanthakumar Thiagarajan 1636334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_setpmkid_cmd(ar->wmi, vif->fw_vif_idx, pmksa->bssid, 1637bdcd8170SKalle Valo pmksa->pmkid, true); 1638bdcd8170SKalle Valo } 1639bdcd8170SKalle Valo 1640bdcd8170SKalle Valo static int ath6kl_del_pmksa(struct wiphy *wiphy, struct net_device *netdev, 1641bdcd8170SKalle Valo struct cfg80211_pmksa *pmksa) 1642bdcd8170SKalle Valo { 1643bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(netdev); 1644334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(netdev); 1645334234b5SVasanthakumar Thiagarajan 1646334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_setpmkid_cmd(ar->wmi, vif->fw_vif_idx, pmksa->bssid, 1647bdcd8170SKalle Valo pmksa->pmkid, false); 1648bdcd8170SKalle Valo } 1649bdcd8170SKalle Valo 1650bdcd8170SKalle Valo static int ath6kl_flush_pmksa(struct wiphy *wiphy, struct net_device *netdev) 1651bdcd8170SKalle Valo { 1652bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(netdev); 165359c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(netdev); 165459c98449SVasanthakumar Thiagarajan 165559c98449SVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags)) 1656334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_setpmkid_cmd(ar->wmi, vif->fw_vif_idx, 1657334234b5SVasanthakumar Thiagarajan vif->bssid, NULL, false); 1658bdcd8170SKalle Valo return 0; 1659bdcd8170SKalle Valo } 1660bdcd8170SKalle Valo 16616cb3c714SRaja Mani static int ath6kl_wow_suspend(struct ath6kl *ar, struct cfg80211_wowlan *wow) 16626cb3c714SRaja Mani { 16636cb3c714SRaja Mani struct ath6kl_vif *vif; 16646cb3c714SRaja Mani int ret, pos, left; 16656cb3c714SRaja Mani u32 filter = 0; 16666cb3c714SRaja Mani u16 i; 16676cb3c714SRaja Mani u8 mask[WOW_MASK_SIZE]; 16686cb3c714SRaja Mani 16696cb3c714SRaja Mani vif = ath6kl_vif_first(ar); 16706cb3c714SRaja Mani if (!vif) 16716cb3c714SRaja Mani return -EIO; 16726cb3c714SRaja Mani 16736cb3c714SRaja Mani if (!ath6kl_cfg80211_ready(vif)) 16746cb3c714SRaja Mani return -EIO; 16756cb3c714SRaja Mani 16766cb3c714SRaja Mani if (!test_bit(CONNECTED, &vif->flags)) 16776cb3c714SRaja Mani return -EINVAL; 16786cb3c714SRaja Mani 16796cb3c714SRaja Mani /* Clear existing WOW patterns */ 16806cb3c714SRaja Mani for (i = 0; i < WOW_MAX_FILTERS_PER_LIST; i++) 16816cb3c714SRaja Mani ath6kl_wmi_del_wow_pattern_cmd(ar->wmi, vif->fw_vif_idx, 16826cb3c714SRaja Mani WOW_LIST_ID, i); 16836cb3c714SRaja Mani /* Configure new WOW patterns */ 16846cb3c714SRaja Mani for (i = 0; i < wow->n_patterns; i++) { 16856cb3c714SRaja Mani 16866cb3c714SRaja Mani /* 16876cb3c714SRaja Mani * Convert given nl80211 specific mask value to equivalent 16886cb3c714SRaja Mani * driver specific mask value and send it to the chip along 16896cb3c714SRaja Mani * with patterns. For example, If the mask value defined in 16906cb3c714SRaja Mani * struct cfg80211_wowlan is 0xA (equivalent binary is 1010), 16916cb3c714SRaja Mani * then equivalent driver specific mask value is 16926cb3c714SRaja Mani * "0xFF 0x00 0xFF 0x00". 16936cb3c714SRaja Mani */ 16946cb3c714SRaja Mani memset(&mask, 0, sizeof(mask)); 16956cb3c714SRaja Mani for (pos = 0; pos < wow->patterns[i].pattern_len; pos++) { 16966cb3c714SRaja Mani if (wow->patterns[i].mask[pos / 8] & (0x1 << (pos % 8))) 16976cb3c714SRaja Mani mask[pos] = 0xFF; 16986cb3c714SRaja Mani } 16996cb3c714SRaja Mani /* 17006cb3c714SRaja Mani * Note: Pattern's offset is not passed as part of wowlan 17016cb3c714SRaja Mani * parameter from CFG layer. So it's always passed as ZERO 17026cb3c714SRaja Mani * to the firmware. It means, given WOW patterns are always 17036cb3c714SRaja Mani * matched from the first byte of received pkt in the firmware. 17046cb3c714SRaja Mani */ 17056cb3c714SRaja Mani ret = ath6kl_wmi_add_wow_pattern_cmd(ar->wmi, 17066cb3c714SRaja Mani vif->fw_vif_idx, WOW_LIST_ID, 17076cb3c714SRaja Mani wow->patterns[i].pattern_len, 17086cb3c714SRaja Mani 0 /* pattern offset */, 17096cb3c714SRaja Mani wow->patterns[i].pattern, mask); 17106cb3c714SRaja Mani if (ret) 17116cb3c714SRaja Mani return ret; 17126cb3c714SRaja Mani } 17136cb3c714SRaja Mani 17146cb3c714SRaja Mani if (wow->disconnect) 17156cb3c714SRaja Mani filter |= WOW_FILTER_OPTION_NWK_DISASSOC; 17166cb3c714SRaja Mani 17176cb3c714SRaja Mani if (wow->magic_pkt) 17186cb3c714SRaja Mani filter |= WOW_FILTER_OPTION_MAGIC_PACKET; 17196cb3c714SRaja Mani 17206cb3c714SRaja Mani if (wow->gtk_rekey_failure) 17216cb3c714SRaja Mani filter |= WOW_FILTER_OPTION_GTK_ERROR; 17226cb3c714SRaja Mani 17236cb3c714SRaja Mani if (wow->eap_identity_req) 17246cb3c714SRaja Mani filter |= WOW_FILTER_OPTION_EAP_REQ; 17256cb3c714SRaja Mani 17266cb3c714SRaja Mani if (wow->four_way_handshake) 17276cb3c714SRaja Mani filter |= WOW_FILTER_OPTION_8021X_4WAYHS; 17286cb3c714SRaja Mani 17296cb3c714SRaja Mani ret = ath6kl_wmi_set_wow_mode_cmd(ar->wmi, vif->fw_vif_idx, 17306cb3c714SRaja Mani ATH6KL_WOW_MODE_ENABLE, 17316cb3c714SRaja Mani filter, 17326cb3c714SRaja Mani WOW_HOST_REQ_DELAY); 17336cb3c714SRaja Mani if (ret) 17346cb3c714SRaja Mani return ret; 17356cb3c714SRaja Mani 17366cb3c714SRaja Mani ret = ath6kl_wmi_set_host_sleep_mode_cmd(ar->wmi, vif->fw_vif_idx, 17376cb3c714SRaja Mani ATH6KL_HOST_MODE_ASLEEP); 17386cb3c714SRaja Mani if (ret) 17396cb3c714SRaja Mani return ret; 17406cb3c714SRaja Mani 17416cb3c714SRaja Mani if (ar->tx_pending[ar->ctrl_ep]) { 17426cb3c714SRaja Mani left = wait_event_interruptible_timeout(ar->event_wq, 17436cb3c714SRaja Mani ar->tx_pending[ar->ctrl_ep] == 0, WMI_TIMEOUT); 17446cb3c714SRaja Mani if (left == 0) { 17456cb3c714SRaja Mani ath6kl_warn("clear wmi ctrl data timeout\n"); 17466cb3c714SRaja Mani ret = -ETIMEDOUT; 17476cb3c714SRaja Mani } else if (left < 0) { 17486cb3c714SRaja Mani ath6kl_warn("clear wmi ctrl data failed: %d\n", left); 17496cb3c714SRaja Mani ret = left; 17506cb3c714SRaja Mani } 17516cb3c714SRaja Mani } 17526cb3c714SRaja Mani 17536cb3c714SRaja Mani return ret; 17546cb3c714SRaja Mani } 17556cb3c714SRaja Mani 17566cb3c714SRaja Mani static int ath6kl_wow_resume(struct ath6kl *ar) 17576cb3c714SRaja Mani { 17586cb3c714SRaja Mani struct ath6kl_vif *vif; 17596cb3c714SRaja Mani int ret; 17606cb3c714SRaja Mani 17616cb3c714SRaja Mani vif = ath6kl_vif_first(ar); 17626cb3c714SRaja Mani if (!vif) 17636cb3c714SRaja Mani return -EIO; 17646cb3c714SRaja Mani 17656cb3c714SRaja Mani ret = ath6kl_wmi_set_host_sleep_mode_cmd(ar->wmi, vif->fw_vif_idx, 17666cb3c714SRaja Mani ATH6KL_HOST_MODE_AWAKE); 17676cb3c714SRaja Mani return ret; 17686cb3c714SRaja Mani } 17696cb3c714SRaja Mani 177052d81a68SKalle Valo int ath6kl_cfg80211_suspend(struct ath6kl *ar, 17710f60e9f4SRaja Mani enum ath6kl_cfg_suspend_mode mode, 17720f60e9f4SRaja Mani struct cfg80211_wowlan *wow) 177352d81a68SKalle Valo { 177452d81a68SKalle Valo int ret; 177552d81a68SKalle Valo 177652d81a68SKalle Valo switch (mode) { 1777d7c44e0bSRaja Mani case ATH6KL_CFG_SUSPEND_WOW: 1778d7c44e0bSRaja Mani 1779d7c44e0bSRaja Mani ath6kl_dbg(ATH6KL_DBG_SUSPEND, "wow mode suspend\n"); 1780d7c44e0bSRaja Mani 1781d7c44e0bSRaja Mani /* Flush all non control pkts in TX path */ 1782d7c44e0bSRaja Mani ath6kl_tx_data_cleanup(ar); 1783d7c44e0bSRaja Mani 1784d7c44e0bSRaja Mani ret = ath6kl_wow_suspend(ar, wow); 1785d7c44e0bSRaja Mani if (ret) { 1786d7c44e0bSRaja Mani ath6kl_err("wow suspend failed: %d\n", ret); 1787d7c44e0bSRaja Mani return ret; 1788d7c44e0bSRaja Mani } 1789d7c44e0bSRaja Mani ar->state = ATH6KL_STATE_WOW; 1790d7c44e0bSRaja Mani break; 1791d7c44e0bSRaja Mani 179252d81a68SKalle Valo case ATH6KL_CFG_SUSPEND_DEEPSLEEP: 1793524441e3SRaja Mani 1794524441e3SRaja Mani ath6kl_cfg80211_stop(ar); 1795524441e3SRaja Mani 179652d81a68SKalle Valo /* save the current power mode before enabling power save */ 179752d81a68SKalle Valo ar->wmi->saved_pwr_mode = ar->wmi->pwr_mode; 179852d81a68SKalle Valo 179952d81a68SKalle Valo ret = ath6kl_wmi_powermode_cmd(ar->wmi, 0, REC_POWER); 180052d81a68SKalle Valo if (ret) { 180152d81a68SKalle Valo ath6kl_warn("wmi powermode command failed during suspend: %d\n", 180252d81a68SKalle Valo ret); 180352d81a68SKalle Valo } 180452d81a68SKalle Valo 180576a9fbe2SKalle Valo ar->state = ATH6KL_STATE_DEEPSLEEP; 180676a9fbe2SKalle Valo 180752d81a68SKalle Valo break; 1808b4b2a0b1SKalle Valo 1809b4b2a0b1SKalle Valo case ATH6KL_CFG_SUSPEND_CUTPOWER: 1810524441e3SRaja Mani 1811524441e3SRaja Mani ath6kl_cfg80211_stop(ar); 1812524441e3SRaja Mani 1813b4b2a0b1SKalle Valo if (ar->state == ATH6KL_STATE_OFF) { 1814b4b2a0b1SKalle Valo ath6kl_dbg(ATH6KL_DBG_SUSPEND, 1815b4b2a0b1SKalle Valo "suspend hw off, no action for cutpower\n"); 1816b4b2a0b1SKalle Valo break; 1817b4b2a0b1SKalle Valo } 1818b4b2a0b1SKalle Valo 1819b4b2a0b1SKalle Valo ath6kl_dbg(ATH6KL_DBG_SUSPEND, "suspend cutting power\n"); 1820b4b2a0b1SKalle Valo 1821b4b2a0b1SKalle Valo ret = ath6kl_init_hw_stop(ar); 1822b4b2a0b1SKalle Valo if (ret) { 1823b4b2a0b1SKalle Valo ath6kl_warn("failed to stop hw during suspend: %d\n", 1824b4b2a0b1SKalle Valo ret); 1825b4b2a0b1SKalle Valo } 1826b4b2a0b1SKalle Valo 1827b4b2a0b1SKalle Valo ar->state = ATH6KL_STATE_CUTPOWER; 1828b4b2a0b1SKalle Valo 1829b4b2a0b1SKalle Valo break; 1830b4b2a0b1SKalle Valo 1831b4b2a0b1SKalle Valo default: 1832b4b2a0b1SKalle Valo break; 183352d81a68SKalle Valo } 183452d81a68SKalle Valo 183552d81a68SKalle Valo return 0; 183652d81a68SKalle Valo } 183752d81a68SKalle Valo 183852d81a68SKalle Valo int ath6kl_cfg80211_resume(struct ath6kl *ar) 183952d81a68SKalle Valo { 184076a9fbe2SKalle Valo int ret; 184176a9fbe2SKalle Valo 184276a9fbe2SKalle Valo switch (ar->state) { 1843d7c44e0bSRaja Mani case ATH6KL_STATE_WOW: 1844d7c44e0bSRaja Mani ath6kl_dbg(ATH6KL_DBG_SUSPEND, "wow mode resume\n"); 1845d7c44e0bSRaja Mani 1846d7c44e0bSRaja Mani ret = ath6kl_wow_resume(ar); 1847d7c44e0bSRaja Mani if (ret) { 1848d7c44e0bSRaja Mani ath6kl_warn("wow mode resume failed: %d\n", ret); 1849d7c44e0bSRaja Mani return ret; 1850d7c44e0bSRaja Mani } 1851d7c44e0bSRaja Mani 1852d7c44e0bSRaja Mani ar->state = ATH6KL_STATE_ON; 1853d7c44e0bSRaja Mani break; 1854d7c44e0bSRaja Mani 185576a9fbe2SKalle Valo case ATH6KL_STATE_DEEPSLEEP: 185652d81a68SKalle Valo if (ar->wmi->pwr_mode != ar->wmi->saved_pwr_mode) { 185776a9fbe2SKalle Valo ret = ath6kl_wmi_powermode_cmd(ar->wmi, 0, 185876a9fbe2SKalle Valo ar->wmi->saved_pwr_mode); 185976a9fbe2SKalle Valo if (ret) { 186076a9fbe2SKalle Valo ath6kl_warn("wmi powermode command failed during resume: %d\n", 186176a9fbe2SKalle Valo ret); 186276a9fbe2SKalle Valo } 186376a9fbe2SKalle Valo } 186476a9fbe2SKalle Valo 186576a9fbe2SKalle Valo ar->state = ATH6KL_STATE_ON; 186676a9fbe2SKalle Valo 186776a9fbe2SKalle Valo break; 186876a9fbe2SKalle Valo 1869b4b2a0b1SKalle Valo case ATH6KL_STATE_CUTPOWER: 1870b4b2a0b1SKalle Valo ath6kl_dbg(ATH6KL_DBG_SUSPEND, "resume restoring power\n"); 1871b4b2a0b1SKalle Valo 1872b4b2a0b1SKalle Valo ret = ath6kl_init_hw_start(ar); 1873b4b2a0b1SKalle Valo if (ret) { 1874b4b2a0b1SKalle Valo ath6kl_warn("Failed to boot hw in resume: %d\n", ret); 1875b4b2a0b1SKalle Valo return ret; 1876b4b2a0b1SKalle Valo } 1877d7c44e0bSRaja Mani break; 1878b4b2a0b1SKalle Valo 187976a9fbe2SKalle Valo default: 188076a9fbe2SKalle Valo break; 188152d81a68SKalle Valo } 188252d81a68SKalle Valo 188352d81a68SKalle Valo return 0; 188452d81a68SKalle Valo } 188552d81a68SKalle Valo 1886abcb344bSKalle Valo #ifdef CONFIG_PM 188752d81a68SKalle Valo 188852d81a68SKalle Valo /* hif layer decides what suspend mode to use */ 188952d81a68SKalle Valo static int __ath6kl_cfg80211_suspend(struct wiphy *wiphy, 1890abcb344bSKalle Valo struct cfg80211_wowlan *wow) 1891abcb344bSKalle Valo { 1892abcb344bSKalle Valo struct ath6kl *ar = wiphy_priv(wiphy); 1893abcb344bSKalle Valo 18940f60e9f4SRaja Mani return ath6kl_hif_suspend(ar, wow); 1895abcb344bSKalle Valo } 1896aa6cffc1SChilam Ng 189752d81a68SKalle Valo static int __ath6kl_cfg80211_resume(struct wiphy *wiphy) 1898aa6cffc1SChilam Ng { 1899aa6cffc1SChilam Ng struct ath6kl *ar = wiphy_priv(wiphy); 1900aa6cffc1SChilam Ng 1901aa6cffc1SChilam Ng return ath6kl_hif_resume(ar); 1902aa6cffc1SChilam Ng } 1903a918fb3cSRaja Mani 1904a918fb3cSRaja Mani /* 1905a918fb3cSRaja Mani * FIXME: WOW suspend mode is selected if the host sdio controller supports 1906a918fb3cSRaja Mani * both sdio irq wake up and keep power. The target pulls sdio data line to 1907a918fb3cSRaja Mani * wake up the host when WOW pattern matches. This causes sdio irq handler 1908a918fb3cSRaja Mani * is being called in the host side which internally hits ath6kl's RX path. 1909a918fb3cSRaja Mani * 1910a918fb3cSRaja Mani * Since sdio interrupt is not disabled, RX path executes even before 1911a918fb3cSRaja Mani * the host executes the actual resume operation from PM module. 1912a918fb3cSRaja Mani * 1913a918fb3cSRaja Mani * In the current scenario, WOW resume should happen before start processing 1914a918fb3cSRaja Mani * any data from the target. So It's required to perform WOW resume in RX path. 1915a918fb3cSRaja Mani * Ideally we should perform WOW resume only in the actual platform 1916a918fb3cSRaja Mani * resume path. This area needs bit rework to avoid WOW resume in RX path. 1917a918fb3cSRaja Mani * 1918a918fb3cSRaja Mani * ath6kl_check_wow_status() is called from ath6kl_rx(). 1919a918fb3cSRaja Mani */ 1920a918fb3cSRaja Mani void ath6kl_check_wow_status(struct ath6kl *ar) 1921a918fb3cSRaja Mani { 1922a918fb3cSRaja Mani if (ar->state == ATH6KL_STATE_WOW) 1923a918fb3cSRaja Mani ath6kl_cfg80211_resume(ar); 1924a918fb3cSRaja Mani } 1925a918fb3cSRaja Mani 1926a918fb3cSRaja Mani #else 1927a918fb3cSRaja Mani 1928a918fb3cSRaja Mani void ath6kl_check_wow_status(struct ath6kl *ar) 1929a918fb3cSRaja Mani { 1930a918fb3cSRaja Mani } 1931abcb344bSKalle Valo #endif 1932abcb344bSKalle Valo 19336a7c9badSJouni Malinen static int ath6kl_set_channel(struct wiphy *wiphy, struct net_device *dev, 19346a7c9badSJouni Malinen struct ieee80211_channel *chan, 19356a7c9badSJouni Malinen enum nl80211_channel_type channel_type) 19366a7c9badSJouni Malinen { 1937cf5333d7SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 19386a7c9badSJouni Malinen 1939990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 19406a7c9badSJouni Malinen return -EIO; 19416a7c9badSJouni Malinen 19426a7c9badSJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: center_freq=%u hw_value=%u\n", 19436a7c9badSJouni Malinen __func__, chan->center_freq, chan->hw_value); 1944cf5333d7SVasanthakumar Thiagarajan vif->next_chan = chan->center_freq; 19456a7c9badSJouni Malinen 19466a7c9badSJouni Malinen return 0; 19476a7c9badSJouni Malinen } 19486a7c9badSJouni Malinen 19498bdfbf40SJouni Malinen static bool ath6kl_is_p2p_ie(const u8 *pos) 19508bdfbf40SJouni Malinen { 19518bdfbf40SJouni Malinen return pos[0] == WLAN_EID_VENDOR_SPECIFIC && pos[1] >= 4 && 19528bdfbf40SJouni Malinen pos[2] == 0x50 && pos[3] == 0x6f && 19538bdfbf40SJouni Malinen pos[4] == 0x9a && pos[5] == 0x09; 19548bdfbf40SJouni Malinen } 19558bdfbf40SJouni Malinen 1956334234b5SVasanthakumar Thiagarajan static int ath6kl_set_ap_probe_resp_ies(struct ath6kl_vif *vif, 1957334234b5SVasanthakumar Thiagarajan const u8 *ies, size_t ies_len) 19588bdfbf40SJouni Malinen { 1959334234b5SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 19608bdfbf40SJouni Malinen const u8 *pos; 19618bdfbf40SJouni Malinen u8 *buf = NULL; 19628bdfbf40SJouni Malinen size_t len = 0; 19638bdfbf40SJouni Malinen int ret; 19648bdfbf40SJouni Malinen 19658bdfbf40SJouni Malinen /* 19668bdfbf40SJouni Malinen * Filter out P2P IE(s) since they will be included depending on 19678bdfbf40SJouni Malinen * the Probe Request frame in ath6kl_send_go_probe_resp(). 19688bdfbf40SJouni Malinen */ 19698bdfbf40SJouni Malinen 19708bdfbf40SJouni Malinen if (ies && ies_len) { 19718bdfbf40SJouni Malinen buf = kmalloc(ies_len, GFP_KERNEL); 19728bdfbf40SJouni Malinen if (buf == NULL) 19738bdfbf40SJouni Malinen return -ENOMEM; 19748bdfbf40SJouni Malinen pos = ies; 19758bdfbf40SJouni Malinen while (pos + 1 < ies + ies_len) { 19768bdfbf40SJouni Malinen if (pos + 2 + pos[1] > ies + ies_len) 19778bdfbf40SJouni Malinen break; 19788bdfbf40SJouni Malinen if (!ath6kl_is_p2p_ie(pos)) { 19798bdfbf40SJouni Malinen memcpy(buf + len, pos, 2 + pos[1]); 19808bdfbf40SJouni Malinen len += 2 + pos[1]; 19818bdfbf40SJouni Malinen } 19828bdfbf40SJouni Malinen pos += 2 + pos[1]; 19838bdfbf40SJouni Malinen } 19848bdfbf40SJouni Malinen } 19858bdfbf40SJouni Malinen 1986334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, 1987334234b5SVasanthakumar Thiagarajan WMI_FRAME_PROBE_RESP, buf, len); 19888bdfbf40SJouni Malinen kfree(buf); 19898bdfbf40SJouni Malinen return ret; 19908bdfbf40SJouni Malinen } 19918bdfbf40SJouni Malinen 19926a7c9badSJouni Malinen static int ath6kl_ap_beacon(struct wiphy *wiphy, struct net_device *dev, 19936a7c9badSJouni Malinen struct beacon_parameters *info, bool add) 19946a7c9badSJouni Malinen { 19956a7c9badSJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 19963450334fSVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 19976a7c9badSJouni Malinen struct ieee80211_mgmt *mgmt; 19986a7c9badSJouni Malinen u8 *ies; 19996a7c9badSJouni Malinen int ies_len; 20006a7c9badSJouni Malinen struct wmi_connect_cmd p; 20016a7c9badSJouni Malinen int res; 20026a7c9badSJouni Malinen int i; 20036a7c9badSJouni Malinen 20046a7c9badSJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: add=%d\n", __func__, add); 20056a7c9badSJouni Malinen 2006990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 20076a7c9badSJouni Malinen return -EIO; 20086a7c9badSJouni Malinen 2009f5938f24SVasanthakumar Thiagarajan if (vif->next_mode != AP_NETWORK) 20106a7c9badSJouni Malinen return -EOPNOTSUPP; 20116a7c9badSJouni Malinen 20126a7c9badSJouni Malinen if (info->beacon_ies) { 2013334234b5SVasanthakumar Thiagarajan res = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, 2014334234b5SVasanthakumar Thiagarajan WMI_FRAME_BEACON, 20156a7c9badSJouni Malinen info->beacon_ies, 20166a7c9badSJouni Malinen info->beacon_ies_len); 20176a7c9badSJouni Malinen if (res) 20186a7c9badSJouni Malinen return res; 20196a7c9badSJouni Malinen } 20206a7c9badSJouni Malinen if (info->proberesp_ies) { 2021334234b5SVasanthakumar Thiagarajan res = ath6kl_set_ap_probe_resp_ies(vif, info->proberesp_ies, 20226a7c9badSJouni Malinen info->proberesp_ies_len); 20236a7c9badSJouni Malinen if (res) 20246a7c9badSJouni Malinen return res; 20256a7c9badSJouni Malinen } 20266a7c9badSJouni Malinen if (info->assocresp_ies) { 2027334234b5SVasanthakumar Thiagarajan res = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, 2028334234b5SVasanthakumar Thiagarajan WMI_FRAME_ASSOC_RESP, 20296a7c9badSJouni Malinen info->assocresp_ies, 20306a7c9badSJouni Malinen info->assocresp_ies_len); 20316a7c9badSJouni Malinen if (res) 20326a7c9badSJouni Malinen return res; 20336a7c9badSJouni Malinen } 20346a7c9badSJouni Malinen 20356a7c9badSJouni Malinen if (!add) 20366a7c9badSJouni Malinen return 0; 20376a7c9badSJouni Malinen 20389a5b1318SJouni Malinen ar->ap_mode_bkey.valid = false; 20399a5b1318SJouni Malinen 20406a7c9badSJouni Malinen /* TODO: 20416a7c9badSJouni Malinen * info->interval 20426a7c9badSJouni Malinen * info->dtim_period 20436a7c9badSJouni Malinen */ 20446a7c9badSJouni Malinen 20456a7c9badSJouni Malinen if (info->head == NULL) 20466a7c9badSJouni Malinen return -EINVAL; 20476a7c9badSJouni Malinen mgmt = (struct ieee80211_mgmt *) info->head; 20486a7c9badSJouni Malinen ies = mgmt->u.beacon.variable; 20496a7c9badSJouni Malinen if (ies > info->head + info->head_len) 20506a7c9badSJouni Malinen return -EINVAL; 20516a7c9badSJouni Malinen ies_len = info->head + info->head_len - ies; 20526a7c9badSJouni Malinen 20536a7c9badSJouni Malinen if (info->ssid == NULL) 20546a7c9badSJouni Malinen return -EINVAL; 20553450334fSVasanthakumar Thiagarajan memcpy(vif->ssid, info->ssid, info->ssid_len); 20563450334fSVasanthakumar Thiagarajan vif->ssid_len = info->ssid_len; 20576a7c9badSJouni Malinen if (info->hidden_ssid != NL80211_HIDDEN_SSID_NOT_IN_USE) 20586a7c9badSJouni Malinen return -EOPNOTSUPP; /* TODO */ 20596a7c9badSJouni Malinen 20603450334fSVasanthakumar Thiagarajan vif->dot11_auth_mode = OPEN_AUTH; 20616a7c9badSJouni Malinen 20626a7c9badSJouni Malinen memset(&p, 0, sizeof(p)); 20636a7c9badSJouni Malinen 20646a7c9badSJouni Malinen for (i = 0; i < info->crypto.n_akm_suites; i++) { 20656a7c9badSJouni Malinen switch (info->crypto.akm_suites[i]) { 20666a7c9badSJouni Malinen case WLAN_AKM_SUITE_8021X: 20676a7c9badSJouni Malinen if (info->crypto.wpa_versions & NL80211_WPA_VERSION_1) 20686a7c9badSJouni Malinen p.auth_mode |= WPA_AUTH; 20696a7c9badSJouni Malinen if (info->crypto.wpa_versions & NL80211_WPA_VERSION_2) 20706a7c9badSJouni Malinen p.auth_mode |= WPA2_AUTH; 20716a7c9badSJouni Malinen break; 20726a7c9badSJouni Malinen case WLAN_AKM_SUITE_PSK: 20736a7c9badSJouni Malinen if (info->crypto.wpa_versions & NL80211_WPA_VERSION_1) 20746a7c9badSJouni Malinen p.auth_mode |= WPA_PSK_AUTH; 20756a7c9badSJouni Malinen if (info->crypto.wpa_versions & NL80211_WPA_VERSION_2) 20766a7c9badSJouni Malinen p.auth_mode |= WPA2_PSK_AUTH; 20776a7c9badSJouni Malinen break; 20786a7c9badSJouni Malinen } 20796a7c9badSJouni Malinen } 20806a7c9badSJouni Malinen if (p.auth_mode == 0) 20816a7c9badSJouni Malinen p.auth_mode = NONE_AUTH; 20823450334fSVasanthakumar Thiagarajan vif->auth_mode = p.auth_mode; 20836a7c9badSJouni Malinen 20846a7c9badSJouni Malinen for (i = 0; i < info->crypto.n_ciphers_pairwise; i++) { 20856a7c9badSJouni Malinen switch (info->crypto.ciphers_pairwise[i]) { 20866a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_WEP40: 20876a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_WEP104: 20886a7c9badSJouni Malinen p.prwise_crypto_type |= WEP_CRYPT; 20896a7c9badSJouni Malinen break; 20906a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_TKIP: 20916a7c9badSJouni Malinen p.prwise_crypto_type |= TKIP_CRYPT; 20926a7c9badSJouni Malinen break; 20936a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_CCMP: 20946a7c9badSJouni Malinen p.prwise_crypto_type |= AES_CRYPT; 20956a7c9badSJouni Malinen break; 2096b8214df1SDai Shuibing case WLAN_CIPHER_SUITE_SMS4: 2097b8214df1SDai Shuibing p.prwise_crypto_type |= WAPI_CRYPT; 2098b8214df1SDai Shuibing break; 20996a7c9badSJouni Malinen } 21006a7c9badSJouni Malinen } 2101229ed6b5SEdward Lu if (p.prwise_crypto_type == 0) { 21026a7c9badSJouni Malinen p.prwise_crypto_type = NONE_CRYPT; 2103240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, 0, true); 2104229ed6b5SEdward Lu } else if (info->crypto.n_ciphers_pairwise == 1) 2105240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, info->crypto.ciphers_pairwise[0], true); 21066a7c9badSJouni Malinen 21076a7c9badSJouni Malinen switch (info->crypto.cipher_group) { 21086a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_WEP40: 21096a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_WEP104: 21106a7c9badSJouni Malinen p.grp_crypto_type = WEP_CRYPT; 21116a7c9badSJouni Malinen break; 21126a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_TKIP: 21136a7c9badSJouni Malinen p.grp_crypto_type = TKIP_CRYPT; 21146a7c9badSJouni Malinen break; 21156a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_CCMP: 21166a7c9badSJouni Malinen p.grp_crypto_type = AES_CRYPT; 21176a7c9badSJouni Malinen break; 2118b8214df1SDai Shuibing case WLAN_CIPHER_SUITE_SMS4: 2119b8214df1SDai Shuibing p.grp_crypto_type = WAPI_CRYPT; 2120b8214df1SDai Shuibing break; 21216a7c9badSJouni Malinen default: 21226a7c9badSJouni Malinen p.grp_crypto_type = NONE_CRYPT; 21236a7c9badSJouni Malinen break; 21246a7c9badSJouni Malinen } 2125240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, info->crypto.cipher_group, false); 21266a7c9badSJouni Malinen 21276a7c9badSJouni Malinen p.nw_type = AP_NETWORK; 2128f5938f24SVasanthakumar Thiagarajan vif->nw_type = vif->next_mode; 21296a7c9badSJouni Malinen 21303450334fSVasanthakumar Thiagarajan p.ssid_len = vif->ssid_len; 21313450334fSVasanthakumar Thiagarajan memcpy(p.ssid, vif->ssid, vif->ssid_len); 21323450334fSVasanthakumar Thiagarajan p.dot11_auth_mode = vif->dot11_auth_mode; 2133cf5333d7SVasanthakumar Thiagarajan p.ch = cpu_to_le16(vif->next_chan); 21346a7c9badSJouni Malinen 2135334234b5SVasanthakumar Thiagarajan res = ath6kl_wmi_ap_profile_commit(ar->wmi, vif->fw_vif_idx, &p); 21369a5b1318SJouni Malinen if (res < 0) 21379a5b1318SJouni Malinen return res; 21389a5b1318SJouni Malinen 21399a5b1318SJouni Malinen return 0; 21406a7c9badSJouni Malinen } 21416a7c9badSJouni Malinen 21426a7c9badSJouni Malinen static int ath6kl_add_beacon(struct wiphy *wiphy, struct net_device *dev, 21436a7c9badSJouni Malinen struct beacon_parameters *info) 21446a7c9badSJouni Malinen { 21456a7c9badSJouni Malinen return ath6kl_ap_beacon(wiphy, dev, info, true); 21466a7c9badSJouni Malinen } 21476a7c9badSJouni Malinen 21486a7c9badSJouni Malinen static int ath6kl_set_beacon(struct wiphy *wiphy, struct net_device *dev, 21496a7c9badSJouni Malinen struct beacon_parameters *info) 21506a7c9badSJouni Malinen { 21516a7c9badSJouni Malinen return ath6kl_ap_beacon(wiphy, dev, info, false); 21526a7c9badSJouni Malinen } 21536a7c9badSJouni Malinen 21546a7c9badSJouni Malinen static int ath6kl_del_beacon(struct wiphy *wiphy, struct net_device *dev) 21556a7c9badSJouni Malinen { 21566a7c9badSJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 215759c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 21586a7c9badSJouni Malinen 2159f5938f24SVasanthakumar Thiagarajan if (vif->nw_type != AP_NETWORK) 21606a7c9badSJouni Malinen return -EOPNOTSUPP; 216159c98449SVasanthakumar Thiagarajan if (!test_bit(CONNECTED, &vif->flags)) 21626a7c9badSJouni Malinen return -ENOTCONN; 21636a7c9badSJouni Malinen 2164334234b5SVasanthakumar Thiagarajan ath6kl_wmi_disconnect_cmd(ar->wmi, vif->fw_vif_idx); 216559c98449SVasanthakumar Thiagarajan clear_bit(CONNECTED, &vif->flags); 21666a7c9badSJouni Malinen 21676a7c9badSJouni Malinen return 0; 21686a7c9badSJouni Malinen } 21696a7c9badSJouni Malinen 217023875136SJouni Malinen static int ath6kl_change_station(struct wiphy *wiphy, struct net_device *dev, 217123875136SJouni Malinen u8 *mac, struct station_parameters *params) 217223875136SJouni Malinen { 217323875136SJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 2174f5938f24SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 217523875136SJouni Malinen 2176f5938f24SVasanthakumar Thiagarajan if (vif->nw_type != AP_NETWORK) 217723875136SJouni Malinen return -EOPNOTSUPP; 217823875136SJouni Malinen 217923875136SJouni Malinen /* Use this only for authorizing/unauthorizing a station */ 218023875136SJouni Malinen if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))) 218123875136SJouni Malinen return -EOPNOTSUPP; 218223875136SJouni Malinen 218323875136SJouni Malinen if (params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED)) 2184334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_ap_set_mlme(ar->wmi, vif->fw_vif_idx, 2185334234b5SVasanthakumar Thiagarajan WMI_AP_MLME_AUTHORIZE, mac, 0); 2186334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_ap_set_mlme(ar->wmi, vif->fw_vif_idx, 2187334234b5SVasanthakumar Thiagarajan WMI_AP_MLME_UNAUTHORIZE, mac, 0); 218823875136SJouni Malinen } 218923875136SJouni Malinen 219063fa1e0cSJouni Malinen static int ath6kl_remain_on_channel(struct wiphy *wiphy, 219163fa1e0cSJouni Malinen struct net_device *dev, 219263fa1e0cSJouni Malinen struct ieee80211_channel *chan, 219363fa1e0cSJouni Malinen enum nl80211_channel_type channel_type, 219463fa1e0cSJouni Malinen unsigned int duration, 219563fa1e0cSJouni Malinen u64 *cookie) 219663fa1e0cSJouni Malinen { 219763fa1e0cSJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 2198334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 21991052261eSJouni Malinen u32 id; 220063fa1e0cSJouni Malinen 220163fa1e0cSJouni Malinen /* TODO: if already pending or ongoing remain-on-channel, 220263fa1e0cSJouni Malinen * return -EBUSY */ 22031052261eSJouni Malinen id = ++vif->last_roc_id; 22041052261eSJouni Malinen if (id == 0) { 22051052261eSJouni Malinen /* Do not use 0 as the cookie value */ 22061052261eSJouni Malinen id = ++vif->last_roc_id; 22071052261eSJouni Malinen } 22081052261eSJouni Malinen *cookie = id; 220963fa1e0cSJouni Malinen 2210334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_remain_on_chnl_cmd(ar->wmi, vif->fw_vif_idx, 2211334234b5SVasanthakumar Thiagarajan chan->center_freq, duration); 221263fa1e0cSJouni Malinen } 221363fa1e0cSJouni Malinen 221463fa1e0cSJouni Malinen static int ath6kl_cancel_remain_on_channel(struct wiphy *wiphy, 221563fa1e0cSJouni Malinen struct net_device *dev, 221663fa1e0cSJouni Malinen u64 cookie) 221763fa1e0cSJouni Malinen { 221863fa1e0cSJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 2219334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 222063fa1e0cSJouni Malinen 22211052261eSJouni Malinen if (cookie != vif->last_roc_id) 222263fa1e0cSJouni Malinen return -ENOENT; 22231052261eSJouni Malinen vif->last_cancel_roc_id = cookie; 222463fa1e0cSJouni Malinen 2225334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_cancel_remain_on_chnl_cmd(ar->wmi, vif->fw_vif_idx); 222663fa1e0cSJouni Malinen } 222763fa1e0cSJouni Malinen 2228334234b5SVasanthakumar Thiagarajan static int ath6kl_send_go_probe_resp(struct ath6kl_vif *vif, 2229334234b5SVasanthakumar Thiagarajan const u8 *buf, size_t len, 2230334234b5SVasanthakumar Thiagarajan unsigned int freq) 22318bdfbf40SJouni Malinen { 2232334234b5SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 22338bdfbf40SJouni Malinen const u8 *pos; 22348bdfbf40SJouni Malinen u8 *p2p; 22358bdfbf40SJouni Malinen int p2p_len; 22368bdfbf40SJouni Malinen int ret; 22378bdfbf40SJouni Malinen const struct ieee80211_mgmt *mgmt; 22388bdfbf40SJouni Malinen 22398bdfbf40SJouni Malinen mgmt = (const struct ieee80211_mgmt *) buf; 22408bdfbf40SJouni Malinen 22418bdfbf40SJouni Malinen /* Include P2P IE(s) from the frame generated in user space. */ 22428bdfbf40SJouni Malinen 22438bdfbf40SJouni Malinen p2p = kmalloc(len, GFP_KERNEL); 22448bdfbf40SJouni Malinen if (p2p == NULL) 22458bdfbf40SJouni Malinen return -ENOMEM; 22468bdfbf40SJouni Malinen p2p_len = 0; 22478bdfbf40SJouni Malinen 22488bdfbf40SJouni Malinen pos = mgmt->u.probe_resp.variable; 22498bdfbf40SJouni Malinen while (pos + 1 < buf + len) { 22508bdfbf40SJouni Malinen if (pos + 2 + pos[1] > buf + len) 22518bdfbf40SJouni Malinen break; 22528bdfbf40SJouni Malinen if (ath6kl_is_p2p_ie(pos)) { 22538bdfbf40SJouni Malinen memcpy(p2p + p2p_len, pos, 2 + pos[1]); 22548bdfbf40SJouni Malinen p2p_len += 2 + pos[1]; 22558bdfbf40SJouni Malinen } 22568bdfbf40SJouni Malinen pos += 2 + pos[1]; 22578bdfbf40SJouni Malinen } 22588bdfbf40SJouni Malinen 2259334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_send_probe_response_cmd(ar->wmi, vif->fw_vif_idx, freq, 2260334234b5SVasanthakumar Thiagarajan mgmt->da, p2p, p2p_len); 22618bdfbf40SJouni Malinen kfree(p2p); 22628bdfbf40SJouni Malinen return ret; 22638bdfbf40SJouni Malinen } 22648bdfbf40SJouni Malinen 22658a6c8060SJouni Malinen static int ath6kl_mgmt_tx(struct wiphy *wiphy, struct net_device *dev, 22668a6c8060SJouni Malinen struct ieee80211_channel *chan, bool offchan, 22678a6c8060SJouni Malinen enum nl80211_channel_type channel_type, 22688a6c8060SJouni Malinen bool channel_type_valid, unsigned int wait, 2269e247bd90SJohannes Berg const u8 *buf, size_t len, bool no_cck, 2270e247bd90SJohannes Berg bool dont_wait_for_ack, u64 *cookie) 22718a6c8060SJouni Malinen { 22728a6c8060SJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 227359c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 22748a6c8060SJouni Malinen u32 id; 22758bdfbf40SJouni Malinen const struct ieee80211_mgmt *mgmt; 22768bdfbf40SJouni Malinen 22778bdfbf40SJouni Malinen mgmt = (const struct ieee80211_mgmt *) buf; 22788bdfbf40SJouni Malinen if (buf + len >= mgmt->u.probe_resp.variable && 2279f5938f24SVasanthakumar Thiagarajan vif->nw_type == AP_NETWORK && test_bit(CONNECTED, &vif->flags) && 22808bdfbf40SJouni Malinen ieee80211_is_probe_resp(mgmt->frame_control)) { 22818bdfbf40SJouni Malinen /* 22828bdfbf40SJouni Malinen * Send Probe Response frame in AP mode using a separate WMI 22838bdfbf40SJouni Malinen * command to allow the target to fill in the generic IEs. 22848bdfbf40SJouni Malinen */ 22858bdfbf40SJouni Malinen *cookie = 0; /* TX status not supported */ 2286334234b5SVasanthakumar Thiagarajan return ath6kl_send_go_probe_resp(vif, buf, len, 22878bdfbf40SJouni Malinen chan->center_freq); 22888bdfbf40SJouni Malinen } 22898a6c8060SJouni Malinen 2290cf5333d7SVasanthakumar Thiagarajan id = vif->send_action_id++; 22918a6c8060SJouni Malinen if (id == 0) { 22928a6c8060SJouni Malinen /* 22938a6c8060SJouni Malinen * 0 is a reserved value in the WMI command and shall not be 22948a6c8060SJouni Malinen * used for the command. 22958a6c8060SJouni Malinen */ 2296cf5333d7SVasanthakumar Thiagarajan id = vif->send_action_id++; 22978a6c8060SJouni Malinen } 22988a6c8060SJouni Malinen 22998a6c8060SJouni Malinen *cookie = id; 2300334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_send_action_cmd(ar->wmi, vif->fw_vif_idx, id, 2301334234b5SVasanthakumar Thiagarajan chan->center_freq, wait, 23028a6c8060SJouni Malinen buf, len); 23038a6c8060SJouni Malinen } 23048a6c8060SJouni Malinen 2305ae32c30aSJouni Malinen static void ath6kl_mgmt_frame_register(struct wiphy *wiphy, 2306ae32c30aSJouni Malinen struct net_device *dev, 2307ae32c30aSJouni Malinen u16 frame_type, bool reg) 2308ae32c30aSJouni Malinen { 2309cf5333d7SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 2310ae32c30aSJouni Malinen 2311ae32c30aSJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: frame_type=0x%x reg=%d\n", 2312ae32c30aSJouni Malinen __func__, frame_type, reg); 2313ae32c30aSJouni Malinen if (frame_type == IEEE80211_STYPE_PROBE_REQ) { 2314ae32c30aSJouni Malinen /* 2315ae32c30aSJouni Malinen * Note: This notification callback is not allowed to sleep, so 2316ae32c30aSJouni Malinen * we cannot send WMI_PROBE_REQ_REPORT_CMD here. Instead, we 2317ae32c30aSJouni Malinen * hardcode target to report Probe Request frames all the time. 2318ae32c30aSJouni Malinen */ 2319cf5333d7SVasanthakumar Thiagarajan vif->probe_req_report = reg; 2320ae32c30aSJouni Malinen } 2321ae32c30aSJouni Malinen } 2322ae32c30aSJouni Malinen 2323f80574aeSJouni Malinen static const struct ieee80211_txrx_stypes 2324f80574aeSJouni Malinen ath6kl_mgmt_stypes[NUM_NL80211_IFTYPES] = { 2325f80574aeSJouni Malinen [NL80211_IFTYPE_STATION] = { 2326f80574aeSJouni Malinen .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2327f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 2328f80574aeSJouni Malinen .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2329f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 2330f80574aeSJouni Malinen }, 2331f80574aeSJouni Malinen [NL80211_IFTYPE_P2P_CLIENT] = { 2332f80574aeSJouni Malinen .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2333f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 2334f80574aeSJouni Malinen .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2335f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 2336f80574aeSJouni Malinen }, 2337f80574aeSJouni Malinen [NL80211_IFTYPE_P2P_GO] = { 2338f80574aeSJouni Malinen .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2339f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 2340f80574aeSJouni Malinen .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2341f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 2342f80574aeSJouni Malinen }, 2343f80574aeSJouni Malinen }; 2344f80574aeSJouni Malinen 2345bdcd8170SKalle Valo static struct cfg80211_ops ath6kl_cfg80211_ops = { 234655055976SVasanthakumar Thiagarajan .add_virtual_intf = ath6kl_cfg80211_add_iface, 234755055976SVasanthakumar Thiagarajan .del_virtual_intf = ath6kl_cfg80211_del_iface, 2348bdcd8170SKalle Valo .change_virtual_intf = ath6kl_cfg80211_change_iface, 2349bdcd8170SKalle Valo .scan = ath6kl_cfg80211_scan, 2350bdcd8170SKalle Valo .connect = ath6kl_cfg80211_connect, 2351bdcd8170SKalle Valo .disconnect = ath6kl_cfg80211_disconnect, 2352bdcd8170SKalle Valo .add_key = ath6kl_cfg80211_add_key, 2353bdcd8170SKalle Valo .get_key = ath6kl_cfg80211_get_key, 2354bdcd8170SKalle Valo .del_key = ath6kl_cfg80211_del_key, 2355bdcd8170SKalle Valo .set_default_key = ath6kl_cfg80211_set_default_key, 2356bdcd8170SKalle Valo .set_wiphy_params = ath6kl_cfg80211_set_wiphy_params, 2357bdcd8170SKalle Valo .set_tx_power = ath6kl_cfg80211_set_txpower, 2358bdcd8170SKalle Valo .get_tx_power = ath6kl_cfg80211_get_txpower, 2359bdcd8170SKalle Valo .set_power_mgmt = ath6kl_cfg80211_set_power_mgmt, 2360bdcd8170SKalle Valo .join_ibss = ath6kl_cfg80211_join_ibss, 2361bdcd8170SKalle Valo .leave_ibss = ath6kl_cfg80211_leave_ibss, 2362bdcd8170SKalle Valo .get_station = ath6kl_get_station, 2363bdcd8170SKalle Valo .set_pmksa = ath6kl_set_pmksa, 2364bdcd8170SKalle Valo .del_pmksa = ath6kl_del_pmksa, 2365bdcd8170SKalle Valo .flush_pmksa = ath6kl_flush_pmksa, 2366003353b0SKalle Valo CFG80211_TESTMODE_CMD(ath6kl_tm_cmd) 2367abcb344bSKalle Valo #ifdef CONFIG_PM 236852d81a68SKalle Valo .suspend = __ath6kl_cfg80211_suspend, 236952d81a68SKalle Valo .resume = __ath6kl_cfg80211_resume, 2370abcb344bSKalle Valo #endif 23716a7c9badSJouni Malinen .set_channel = ath6kl_set_channel, 23726a7c9badSJouni Malinen .add_beacon = ath6kl_add_beacon, 23736a7c9badSJouni Malinen .set_beacon = ath6kl_set_beacon, 23746a7c9badSJouni Malinen .del_beacon = ath6kl_del_beacon, 237523875136SJouni Malinen .change_station = ath6kl_change_station, 237663fa1e0cSJouni Malinen .remain_on_channel = ath6kl_remain_on_channel, 237763fa1e0cSJouni Malinen .cancel_remain_on_channel = ath6kl_cancel_remain_on_channel, 23788a6c8060SJouni Malinen .mgmt_tx = ath6kl_mgmt_tx, 2379ae32c30aSJouni Malinen .mgmt_frame_register = ath6kl_mgmt_frame_register, 2380bdcd8170SKalle Valo }; 2381bdcd8170SKalle Valo 2382ec4b7f60SKalle Valo void ath6kl_cfg80211_stop(struct ath6kl *ar) 2383ec4b7f60SKalle Valo { 2384ec4b7f60SKalle Valo struct ath6kl_vif *vif; 2385ec4b7f60SKalle Valo 2386ec4b7f60SKalle Valo /* FIXME: for multi vif */ 2387ec4b7f60SKalle Valo vif = ath6kl_vif_first(ar); 2388ec4b7f60SKalle Valo if (!vif) { 2389ec4b7f60SKalle Valo /* save the current power mode before enabling power save */ 2390ec4b7f60SKalle Valo ar->wmi->saved_pwr_mode = ar->wmi->pwr_mode; 2391ec4b7f60SKalle Valo 2392ec4b7f60SKalle Valo if (ath6kl_wmi_powermode_cmd(ar->wmi, 0, REC_POWER) != 0) 2393ec4b7f60SKalle Valo ath6kl_warn("ath6kl_deep_sleep_enable: " 2394ec4b7f60SKalle Valo "wmi_powermode_cmd failed\n"); 2395ec4b7f60SKalle Valo return; 2396ec4b7f60SKalle Valo } 2397ec4b7f60SKalle Valo 2398ec4b7f60SKalle Valo switch (vif->sme_state) { 2399ec4b7f60SKalle Valo case SME_CONNECTING: 2400ec4b7f60SKalle Valo cfg80211_connect_result(vif->ndev, vif->bssid, NULL, 0, 2401ec4b7f60SKalle Valo NULL, 0, 2402ec4b7f60SKalle Valo WLAN_STATUS_UNSPECIFIED_FAILURE, 2403ec4b7f60SKalle Valo GFP_KERNEL); 2404ec4b7f60SKalle Valo break; 2405ec4b7f60SKalle Valo case SME_CONNECTED: 2406ec4b7f60SKalle Valo default: 2407ec4b7f60SKalle Valo /* 2408ec4b7f60SKalle Valo * FIXME: oddly enough smeState is in DISCONNECTED during 2409ec4b7f60SKalle Valo * suspend, why? Need to send disconnected event in that 2410ec4b7f60SKalle Valo * state. 2411ec4b7f60SKalle Valo */ 2412ec4b7f60SKalle Valo cfg80211_disconnected(vif->ndev, 0, NULL, 0, GFP_KERNEL); 2413ec4b7f60SKalle Valo break; 2414ec4b7f60SKalle Valo } 2415ec4b7f60SKalle Valo 2416ec4b7f60SKalle Valo if (test_bit(CONNECTED, &vif->flags) || 2417ec4b7f60SKalle Valo test_bit(CONNECT_PEND, &vif->flags)) 2418ec4b7f60SKalle Valo ath6kl_wmi_disconnect_cmd(ar->wmi, vif->fw_vif_idx); 2419ec4b7f60SKalle Valo 2420ec4b7f60SKalle Valo vif->sme_state = SME_DISCONNECTED; 24211f405255SKalle Valo clear_bit(CONNECTED, &vif->flags); 24221f405255SKalle Valo clear_bit(CONNECT_PEND, &vif->flags); 2423ec4b7f60SKalle Valo 2424ec4b7f60SKalle Valo /* disable scanning */ 2425ec4b7f60SKalle Valo if (ath6kl_wmi_scanparams_cmd(ar->wmi, vif->fw_vif_idx, 0xFFFF, 0, 0, 2426ec4b7f60SKalle Valo 0, 0, 0, 0, 0, 0, 0) != 0) 2427ec4b7f60SKalle Valo printk(KERN_WARNING "ath6kl: failed to disable scan " 2428ec4b7f60SKalle Valo "during suspend\n"); 2429ec4b7f60SKalle Valo 2430ec4b7f60SKalle Valo ath6kl_cfg80211_scan_complete_event(vif, true); 2431ec4b7f60SKalle Valo } 2432ec4b7f60SKalle Valo 24338dafb70eSVasanthakumar Thiagarajan struct ath6kl *ath6kl_core_alloc(struct device *dev) 2434bdcd8170SKalle Valo { 24356bbc7c35SJouni Malinen struct ath6kl *ar; 2436be98e3a4SVasanthakumar Thiagarajan struct wiphy *wiphy; 24378dafb70eSVasanthakumar Thiagarajan u8 ctr; 2438bdcd8170SKalle Valo 2439bdcd8170SKalle Valo /* create a new wiphy for use with cfg80211 */ 2440be98e3a4SVasanthakumar Thiagarajan wiphy = wiphy_new(&ath6kl_cfg80211_ops, sizeof(struct ath6kl)); 24418dafb70eSVasanthakumar Thiagarajan 2442be98e3a4SVasanthakumar Thiagarajan if (!wiphy) { 2443bdcd8170SKalle Valo ath6kl_err("couldn't allocate wiphy device\n"); 2444bdcd8170SKalle Valo return NULL; 2445bdcd8170SKalle Valo } 2446bdcd8170SKalle Valo 2447be98e3a4SVasanthakumar Thiagarajan ar = wiphy_priv(wiphy); 24483226f68aSVasanthakumar Thiagarajan if (!multi_norm_if_support) 24496bbc7c35SJouni Malinen ar->p2p = !!ath6kl_p2p; 2450be98e3a4SVasanthakumar Thiagarajan ar->wiphy = wiphy; 24518dafb70eSVasanthakumar Thiagarajan ar->dev = dev; 24528dafb70eSVasanthakumar Thiagarajan 24533226f68aSVasanthakumar Thiagarajan if (multi_norm_if_support) 24543226f68aSVasanthakumar Thiagarajan ar->max_norm_iface = 2; 24553226f68aSVasanthakumar Thiagarajan else 24563226f68aSVasanthakumar Thiagarajan ar->max_norm_iface = 1; 24573226f68aSVasanthakumar Thiagarajan 24583226f68aSVasanthakumar Thiagarajan /* FIXME: Remove this once the multivif support is enabled */ 24593226f68aSVasanthakumar Thiagarajan ar->max_norm_iface = 1; 24603226f68aSVasanthakumar Thiagarajan 24618dafb70eSVasanthakumar Thiagarajan spin_lock_init(&ar->lock); 24628dafb70eSVasanthakumar Thiagarajan spin_lock_init(&ar->mcastpsq_lock); 2463990bd915SVasanthakumar Thiagarajan spin_lock_init(&ar->list_lock); 24648dafb70eSVasanthakumar Thiagarajan 24658dafb70eSVasanthakumar Thiagarajan init_waitqueue_head(&ar->event_wq); 24668dafb70eSVasanthakumar Thiagarajan sema_init(&ar->sem, 1); 24678dafb70eSVasanthakumar Thiagarajan 24688dafb70eSVasanthakumar Thiagarajan INIT_LIST_HEAD(&ar->amsdu_rx_buffer_queue); 2469990bd915SVasanthakumar Thiagarajan INIT_LIST_HEAD(&ar->vif_list); 24708dafb70eSVasanthakumar Thiagarajan 24718dafb70eSVasanthakumar Thiagarajan clear_bit(WMI_ENABLED, &ar->flag); 24728dafb70eSVasanthakumar Thiagarajan clear_bit(SKIP_SCAN, &ar->flag); 24738dafb70eSVasanthakumar Thiagarajan clear_bit(DESTROY_IN_PROGRESS, &ar->flag); 24748dafb70eSVasanthakumar Thiagarajan 24758dafb70eSVasanthakumar Thiagarajan ar->listen_intvl_t = A_DEFAULT_LISTEN_INTERVAL; 24768dafb70eSVasanthakumar Thiagarajan ar->listen_intvl_b = 0; 24778dafb70eSVasanthakumar Thiagarajan ar->tx_pwr = 0; 24788dafb70eSVasanthakumar Thiagarajan 24798dafb70eSVasanthakumar Thiagarajan ar->intra_bss = 1; 24808dafb70eSVasanthakumar Thiagarajan memset(&ar->sc_params, 0, sizeof(ar->sc_params)); 24818dafb70eSVasanthakumar Thiagarajan ar->sc_params.short_scan_ratio = WMI_SHORTSCANRATIO_DEFAULT; 24828dafb70eSVasanthakumar Thiagarajan ar->sc_params.scan_ctrl_flags = DEFAULT_SCAN_CTRL_FLAGS; 24838dafb70eSVasanthakumar Thiagarajan ar->lrssi_roam_threshold = DEF_LRSSI_ROAM_THRESHOLD; 24848dafb70eSVasanthakumar Thiagarajan 248576a9fbe2SKalle Valo ar->state = ATH6KL_STATE_OFF; 248676a9fbe2SKalle Valo 24878dafb70eSVasanthakumar Thiagarajan memset((u8 *)ar->sta_list, 0, 24888dafb70eSVasanthakumar Thiagarajan AP_MAX_NUM_STA * sizeof(struct ath6kl_sta)); 24898dafb70eSVasanthakumar Thiagarajan 24908dafb70eSVasanthakumar Thiagarajan /* Init the PS queues */ 24918dafb70eSVasanthakumar Thiagarajan for (ctr = 0; ctr < AP_MAX_NUM_STA; ctr++) { 24928dafb70eSVasanthakumar Thiagarajan spin_lock_init(&ar->sta_list[ctr].psq_lock); 24938dafb70eSVasanthakumar Thiagarajan skb_queue_head_init(&ar->sta_list[ctr].psq); 24948dafb70eSVasanthakumar Thiagarajan } 24958dafb70eSVasanthakumar Thiagarajan 24968dafb70eSVasanthakumar Thiagarajan skb_queue_head_init(&ar->mcastpsq); 24978dafb70eSVasanthakumar Thiagarajan 24988dafb70eSVasanthakumar Thiagarajan memcpy(ar->ap_country_code, DEF_AP_COUNTRY_CODE, 3); 24998dafb70eSVasanthakumar Thiagarajan 25008dafb70eSVasanthakumar Thiagarajan return ar; 25018dafb70eSVasanthakumar Thiagarajan } 25028dafb70eSVasanthakumar Thiagarajan 25038dafb70eSVasanthakumar Thiagarajan int ath6kl_register_ieee80211_hw(struct ath6kl *ar) 25048dafb70eSVasanthakumar Thiagarajan { 25058dafb70eSVasanthakumar Thiagarajan struct wiphy *wiphy = ar->wiphy; 25068dafb70eSVasanthakumar Thiagarajan int ret; 25076bbc7c35SJouni Malinen 2508be98e3a4SVasanthakumar Thiagarajan wiphy->mgmt_stypes = ath6kl_mgmt_stypes; 2509f80574aeSJouni Malinen 2510be98e3a4SVasanthakumar Thiagarajan wiphy->max_remain_on_channel_duration = 5000; 251163fa1e0cSJouni Malinen 2512bdcd8170SKalle Valo /* set device pointer for wiphy */ 25138dafb70eSVasanthakumar Thiagarajan set_wiphy_dev(wiphy, ar->dev); 2514bdcd8170SKalle Valo 2515be98e3a4SVasanthakumar Thiagarajan wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | 25168dafb70eSVasanthakumar Thiagarajan BIT(NL80211_IFTYPE_ADHOC) | 25178dafb70eSVasanthakumar Thiagarajan BIT(NL80211_IFTYPE_AP); 25186bbc7c35SJouni Malinen if (ar->p2p) { 2519be98e3a4SVasanthakumar Thiagarajan wiphy->interface_modes |= BIT(NL80211_IFTYPE_P2P_GO) | 25206bbc7c35SJouni Malinen BIT(NL80211_IFTYPE_P2P_CLIENT); 25216bbc7c35SJouni Malinen } 25228dafb70eSVasanthakumar Thiagarajan 2523bdcd8170SKalle Valo /* max num of ssids that can be probed during scanning */ 2524be98e3a4SVasanthakumar Thiagarajan wiphy->max_scan_ssids = MAX_PROBED_SSID_INDEX; 2525be98e3a4SVasanthakumar Thiagarajan wiphy->max_scan_ie_len = 1000; /* FIX: what is correct limit? */ 2526be98e3a4SVasanthakumar Thiagarajan wiphy->bands[IEEE80211_BAND_2GHZ] = &ath6kl_band_2ghz; 2527be98e3a4SVasanthakumar Thiagarajan wiphy->bands[IEEE80211_BAND_5GHZ] = &ath6kl_band_5ghz; 2528be98e3a4SVasanthakumar Thiagarajan wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; 2529bdcd8170SKalle Valo 2530be98e3a4SVasanthakumar Thiagarajan wiphy->cipher_suites = cipher_suites; 2531be98e3a4SVasanthakumar Thiagarajan wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites); 2532bdcd8170SKalle Valo 2533eae9e066SRaja Mani wiphy->wowlan.flags = WIPHY_WOWLAN_MAGIC_PKT | 2534eae9e066SRaja Mani WIPHY_WOWLAN_DISCONNECT | 2535eae9e066SRaja Mani WIPHY_WOWLAN_GTK_REKEY_FAILURE | 2536eae9e066SRaja Mani WIPHY_WOWLAN_SUPPORTS_GTK_REKEY | 2537eae9e066SRaja Mani WIPHY_WOWLAN_EAP_IDENTITY_REQ | 2538eae9e066SRaja Mani WIPHY_WOWLAN_4WAY_HANDSHAKE; 2539eae9e066SRaja Mani wiphy->wowlan.n_patterns = WOW_MAX_FILTERS_PER_LIST; 2540eae9e066SRaja Mani wiphy->wowlan.pattern_min_len = 1; 2541eae9e066SRaja Mani wiphy->wowlan.pattern_max_len = WOW_PATTERN_SIZE; 2542eae9e066SRaja Mani 2543be98e3a4SVasanthakumar Thiagarajan ret = wiphy_register(wiphy); 2544bdcd8170SKalle Valo if (ret < 0) { 2545bdcd8170SKalle Valo ath6kl_err("couldn't register wiphy device\n"); 25468dafb70eSVasanthakumar Thiagarajan return ret; 25478dafb70eSVasanthakumar Thiagarajan } 25488dafb70eSVasanthakumar Thiagarajan 25498dafb70eSVasanthakumar Thiagarajan return 0; 25508dafb70eSVasanthakumar Thiagarajan } 25518dafb70eSVasanthakumar Thiagarajan 2552108438bcSVasanthakumar Thiagarajan static int ath6kl_init_if_data(struct ath6kl_vif *vif) 25538dafb70eSVasanthakumar Thiagarajan { 25542132c69cSVasanthakumar Thiagarajan vif->aggr_cntxt = aggr_init(vif->ndev); 25552132c69cSVasanthakumar Thiagarajan if (!vif->aggr_cntxt) { 25568dafb70eSVasanthakumar Thiagarajan ath6kl_err("failed to initialize aggr\n"); 25578dafb70eSVasanthakumar Thiagarajan return -ENOMEM; 25588dafb70eSVasanthakumar Thiagarajan } 25598dafb70eSVasanthakumar Thiagarajan 2560de3ad713SVasanthakumar Thiagarajan setup_timer(&vif->disconnect_timer, disconnect_timer_handler, 2561108438bcSVasanthakumar Thiagarajan (unsigned long) vif->ndev); 2562de3ad713SVasanthakumar Thiagarajan set_bit(WMM_ENABLED, &vif->flags); 2563478ac027SVasanthakumar Thiagarajan spin_lock_init(&vif->if_lock); 25648dafb70eSVasanthakumar Thiagarajan 25658dafb70eSVasanthakumar Thiagarajan return 0; 25668dafb70eSVasanthakumar Thiagarajan } 25678dafb70eSVasanthakumar Thiagarajan 2568108438bcSVasanthakumar Thiagarajan void ath6kl_deinit_if_data(struct ath6kl_vif *vif) 25698dafb70eSVasanthakumar Thiagarajan { 257055055976SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 257155055976SVasanthakumar Thiagarajan 25722132c69cSVasanthakumar Thiagarajan aggr_module_destroy(vif->aggr_cntxt); 2573108438bcSVasanthakumar Thiagarajan 257455055976SVasanthakumar Thiagarajan ar->avail_idx_map |= BIT(vif->fw_vif_idx); 257555055976SVasanthakumar Thiagarajan 257655055976SVasanthakumar Thiagarajan if (vif->nw_type == ADHOC_NETWORK) 257755055976SVasanthakumar Thiagarajan ar->ibss_if_active = false; 257855055976SVasanthakumar Thiagarajan 257927929723SVasanthakumar Thiagarajan unregister_netdevice(vif->ndev); 258055055976SVasanthakumar Thiagarajan 258155055976SVasanthakumar Thiagarajan ar->num_vif--; 25828dafb70eSVasanthakumar Thiagarajan } 25838dafb70eSVasanthakumar Thiagarajan 25848dafb70eSVasanthakumar Thiagarajan struct net_device *ath6kl_interface_add(struct ath6kl *ar, char *name, 258555055976SVasanthakumar Thiagarajan enum nl80211_iftype type, u8 fw_vif_idx, 258655055976SVasanthakumar Thiagarajan u8 nw_type) 25878dafb70eSVasanthakumar Thiagarajan { 25888dafb70eSVasanthakumar Thiagarajan struct net_device *ndev; 2589108438bcSVasanthakumar Thiagarajan struct ath6kl_vif *vif; 25908dafb70eSVasanthakumar Thiagarajan 259155055976SVasanthakumar Thiagarajan ndev = alloc_netdev(sizeof(*vif), name, ether_setup); 25928dafb70eSVasanthakumar Thiagarajan if (!ndev) 25938dafb70eSVasanthakumar Thiagarajan return NULL; 25948dafb70eSVasanthakumar Thiagarajan 2595108438bcSVasanthakumar Thiagarajan vif = netdev_priv(ndev); 2596108438bcSVasanthakumar Thiagarajan ndev->ieee80211_ptr = &vif->wdev; 2597108438bcSVasanthakumar Thiagarajan vif->wdev.wiphy = ar->wiphy; 2598108438bcSVasanthakumar Thiagarajan vif->ar = ar; 2599108438bcSVasanthakumar Thiagarajan vif->ndev = ndev; 2600108438bcSVasanthakumar Thiagarajan SET_NETDEV_DEV(ndev, wiphy_dev(vif->wdev.wiphy)); 2601108438bcSVasanthakumar Thiagarajan vif->wdev.netdev = ndev; 2602108438bcSVasanthakumar Thiagarajan vif->wdev.iftype = type; 2603334234b5SVasanthakumar Thiagarajan vif->fw_vif_idx = fw_vif_idx; 260455055976SVasanthakumar Thiagarajan vif->nw_type = vif->next_mode = nw_type; 26058dafb70eSVasanthakumar Thiagarajan 260655055976SVasanthakumar Thiagarajan memcpy(ndev->dev_addr, ar->mac_addr, ETH_ALEN); 260755055976SVasanthakumar Thiagarajan if (fw_vif_idx != 0) 260855055976SVasanthakumar Thiagarajan ndev->dev_addr[0] = (ndev->dev_addr[0] ^ (1 << fw_vif_idx)) | 260955055976SVasanthakumar Thiagarajan 0x2; 261055055976SVasanthakumar Thiagarajan 26118dafb70eSVasanthakumar Thiagarajan init_netdev(ndev); 26128dafb70eSVasanthakumar Thiagarajan 2613e29f25f5SVasanthakumar Thiagarajan ath6kl_init_control_info(vif); 26148dafb70eSVasanthakumar Thiagarajan 26158dafb70eSVasanthakumar Thiagarajan /* TODO: Pass interface specific pointer instead of ar */ 2616108438bcSVasanthakumar Thiagarajan if (ath6kl_init_if_data(vif)) 26178dafb70eSVasanthakumar Thiagarajan goto err; 26188dafb70eSVasanthakumar Thiagarajan 261927929723SVasanthakumar Thiagarajan if (register_netdevice(ndev)) 26208dafb70eSVasanthakumar Thiagarajan goto err; 26218dafb70eSVasanthakumar Thiagarajan 262255055976SVasanthakumar Thiagarajan ar->avail_idx_map &= ~BIT(fw_vif_idx); 262314ee6f6bSVasanthakumar Thiagarajan vif->sme_state = SME_DISCONNECTED; 262459c98449SVasanthakumar Thiagarajan set_bit(WLAN_ENABLED, &vif->flags); 26258dafb70eSVasanthakumar Thiagarajan ar->wlan_pwr_state = WLAN_POWER_STATE_ON; 262659c98449SVasanthakumar Thiagarajan set_bit(NETDEV_REGISTERED, &vif->flags); 26278dafb70eSVasanthakumar Thiagarajan 262855055976SVasanthakumar Thiagarajan if (type == NL80211_IFTYPE_ADHOC) 262955055976SVasanthakumar Thiagarajan ar->ibss_if_active = true; 263055055976SVasanthakumar Thiagarajan 263111f6e40dSVasanthakumar Thiagarajan spin_lock_bh(&ar->list_lock); 2632990bd915SVasanthakumar Thiagarajan list_add_tail(&vif->list, &ar->vif_list); 263311f6e40dSVasanthakumar Thiagarajan spin_unlock_bh(&ar->list_lock); 2634990bd915SVasanthakumar Thiagarajan 26358dafb70eSVasanthakumar Thiagarajan return ndev; 26368dafb70eSVasanthakumar Thiagarajan 26378dafb70eSVasanthakumar Thiagarajan err: 263827929723SVasanthakumar Thiagarajan aggr_module_destroy(vif->aggr_cntxt); 263927929723SVasanthakumar Thiagarajan free_netdev(ndev); 2640bdcd8170SKalle Valo return NULL; 2641bdcd8170SKalle Valo } 2642bdcd8170SKalle Valo 26438dafb70eSVasanthakumar Thiagarajan void ath6kl_deinit_ieee80211_hw(struct ath6kl *ar) 2644bdcd8170SKalle Valo { 2645be98e3a4SVasanthakumar Thiagarajan wiphy_unregister(ar->wiphy); 2646be98e3a4SVasanthakumar Thiagarajan wiphy_free(ar->wiphy); 2647bdcd8170SKalle Valo } 2648