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) { 36071f96ee6SKalle Valo for (i = 0; i < ar->vif_max; 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) { 37071f96ee6SKalle Valo for (i = ar->max_norm_iface; i < ar->vif_max; 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; 434542c519aSRaja Mani } else 435542c519aSRaja Mani ar->connect_ctrl_flags &= ~CONNECT_WPS_FLAG; 4366981ffdcSKevin Fang 43759c98449SVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags) && 4383450334fSVasanthakumar Thiagarajan vif->ssid_len == sme->ssid_len && 4393450334fSVasanthakumar Thiagarajan !memcmp(vif->ssid, sme->ssid, vif->ssid_len)) { 440cf5333d7SVasanthakumar Thiagarajan vif->reconnect_flag = true; 441334234b5SVasanthakumar Thiagarajan status = ath6kl_wmi_reconnect_cmd(ar->wmi, vif->fw_vif_idx, 442334234b5SVasanthakumar Thiagarajan vif->req_bssid, 443f74bac54SVasanthakumar Thiagarajan vif->ch_hint); 444bdcd8170SKalle Valo 445bdcd8170SKalle Valo up(&ar->sem); 446bdcd8170SKalle Valo if (status) { 447bdcd8170SKalle Valo ath6kl_err("wmi_reconnect_cmd failed\n"); 448bdcd8170SKalle Valo return -EIO; 449bdcd8170SKalle Valo } 450bdcd8170SKalle Valo return 0; 4513450334fSVasanthakumar Thiagarajan } else if (vif->ssid_len == sme->ssid_len && 4523450334fSVasanthakumar Thiagarajan !memcmp(vif->ssid, sme->ssid, vif->ssid_len)) { 453240d2799SVasanthakumar Thiagarajan ath6kl_disconnect(vif); 454bdcd8170SKalle Valo } 455bdcd8170SKalle Valo 4563450334fSVasanthakumar Thiagarajan memset(vif->ssid, 0, sizeof(vif->ssid)); 4573450334fSVasanthakumar Thiagarajan vif->ssid_len = sme->ssid_len; 4583450334fSVasanthakumar Thiagarajan memcpy(vif->ssid, sme->ssid, sme->ssid_len); 459bdcd8170SKalle Valo 460bdcd8170SKalle Valo if (sme->channel) 461f74bac54SVasanthakumar Thiagarajan vif->ch_hint = sme->channel->center_freq; 462bdcd8170SKalle Valo 4638c8b65e3SVasanthakumar Thiagarajan memset(vif->req_bssid, 0, sizeof(vif->req_bssid)); 464bdcd8170SKalle Valo if (sme->bssid && !is_broadcast_ether_addr(sme->bssid)) 4658c8b65e3SVasanthakumar Thiagarajan memcpy(vif->req_bssid, sme->bssid, sizeof(vif->req_bssid)); 466bdcd8170SKalle Valo 467240d2799SVasanthakumar Thiagarajan ath6kl_set_wpa_version(vif, sme->crypto.wpa_versions); 468bdcd8170SKalle Valo 469240d2799SVasanthakumar Thiagarajan status = ath6kl_set_auth_type(vif, sme->auth_type); 470bdcd8170SKalle Valo if (status) { 471bdcd8170SKalle Valo up(&ar->sem); 472bdcd8170SKalle Valo return status; 473bdcd8170SKalle Valo } 474bdcd8170SKalle Valo 475bdcd8170SKalle Valo if (sme->crypto.n_ciphers_pairwise) 476240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, sme->crypto.ciphers_pairwise[0], true); 477bdcd8170SKalle Valo else 478240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, 0, true); 479bdcd8170SKalle Valo 480240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, sme->crypto.cipher_group, false); 481bdcd8170SKalle Valo 482bdcd8170SKalle Valo if (sme->crypto.n_akm_suites) 483240d2799SVasanthakumar Thiagarajan ath6kl_set_key_mgmt(vif, sme->crypto.akm_suites[0]); 484bdcd8170SKalle Valo 485bdcd8170SKalle Valo if ((sme->key_len) && 4863450334fSVasanthakumar Thiagarajan (vif->auth_mode == NONE_AUTH) && 4873450334fSVasanthakumar Thiagarajan (vif->prwise_crypto == WEP_CRYPT)) { 488bdcd8170SKalle Valo struct ath6kl_key *key = NULL; 489bdcd8170SKalle Valo 490bdcd8170SKalle Valo if (sme->key_idx < WMI_MIN_KEY_INDEX || 491bdcd8170SKalle Valo sme->key_idx > WMI_MAX_KEY_INDEX) { 492bdcd8170SKalle Valo ath6kl_err("key index %d out of bounds\n", 493bdcd8170SKalle Valo sme->key_idx); 494bdcd8170SKalle Valo up(&ar->sem); 495bdcd8170SKalle Valo return -ENOENT; 496bdcd8170SKalle Valo } 497bdcd8170SKalle Valo 4986f2a73f9SVasanthakumar Thiagarajan key = &vif->keys[sme->key_idx]; 499bdcd8170SKalle Valo key->key_len = sme->key_len; 500bdcd8170SKalle Valo memcpy(key->key, sme->key, key->key_len); 5013450334fSVasanthakumar Thiagarajan key->cipher = vif->prwise_crypto; 5023450334fSVasanthakumar Thiagarajan vif->def_txkey_index = sme->key_idx; 503bdcd8170SKalle Valo 504334234b5SVasanthakumar Thiagarajan ath6kl_wmi_addkey_cmd(ar->wmi, vif->fw_vif_idx, sme->key_idx, 5053450334fSVasanthakumar Thiagarajan vif->prwise_crypto, 506bdcd8170SKalle Valo GROUP_USAGE | TX_USAGE, 507bdcd8170SKalle Valo key->key_len, 508f4bb9a6fSJouni Malinen NULL, 0, 509bdcd8170SKalle Valo key->key, KEY_OP_INIT_VAL, NULL, 510bdcd8170SKalle Valo NO_SYNC_WMIFLAG); 511bdcd8170SKalle Valo } 512bdcd8170SKalle Valo 513bdcd8170SKalle Valo if (!ar->usr_bss_filter) { 51459c98449SVasanthakumar Thiagarajan clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags); 515240d2799SVasanthakumar Thiagarajan if (ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, 516240d2799SVasanthakumar Thiagarajan ALL_BSS_FILTER, 0) != 0) { 517bdcd8170SKalle Valo ath6kl_err("couldn't set bss filtering\n"); 518bdcd8170SKalle Valo up(&ar->sem); 519bdcd8170SKalle Valo return -EIO; 520bdcd8170SKalle Valo } 521bdcd8170SKalle Valo } 522bdcd8170SKalle Valo 523f5938f24SVasanthakumar Thiagarajan vif->nw_type = vif->next_mode; 524bdcd8170SKalle Valo 525bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 526bdcd8170SKalle Valo "%s: connect called with authmode %d dot11 auth %d" 527bdcd8170SKalle Valo " PW crypto %d PW crypto len %d GRP crypto %d" 528bdcd8170SKalle Valo " GRP crypto len %d channel hint %u\n", 529bdcd8170SKalle Valo __func__, 5303450334fSVasanthakumar Thiagarajan vif->auth_mode, vif->dot11_auth_mode, vif->prwise_crypto, 5313450334fSVasanthakumar Thiagarajan vif->prwise_crypto_len, vif->grp_crypto, 532f74bac54SVasanthakumar Thiagarajan vif->grp_crypto_len, vif->ch_hint); 533bdcd8170SKalle Valo 534cf5333d7SVasanthakumar Thiagarajan vif->reconnect_flag = 0; 535334234b5SVasanthakumar Thiagarajan status = ath6kl_wmi_connect_cmd(ar->wmi, vif->fw_vif_idx, vif->nw_type, 5363450334fSVasanthakumar Thiagarajan vif->dot11_auth_mode, vif->auth_mode, 5373450334fSVasanthakumar Thiagarajan vif->prwise_crypto, 5383450334fSVasanthakumar Thiagarajan vif->prwise_crypto_len, 5393450334fSVasanthakumar Thiagarajan vif->grp_crypto, vif->grp_crypto_len, 5403450334fSVasanthakumar Thiagarajan vif->ssid_len, vif->ssid, 541f74bac54SVasanthakumar Thiagarajan vif->req_bssid, vif->ch_hint, 542bdcd8170SKalle Valo ar->connect_ctrl_flags); 543bdcd8170SKalle Valo 544bdcd8170SKalle Valo up(&ar->sem); 545bdcd8170SKalle Valo 546bdcd8170SKalle Valo if (status == -EINVAL) { 5473450334fSVasanthakumar Thiagarajan memset(vif->ssid, 0, sizeof(vif->ssid)); 5483450334fSVasanthakumar Thiagarajan vif->ssid_len = 0; 549bdcd8170SKalle Valo ath6kl_err("invalid request\n"); 550bdcd8170SKalle Valo return -ENOENT; 551bdcd8170SKalle Valo } else if (status) { 552bdcd8170SKalle Valo ath6kl_err("ath6kl_wmi_connect_cmd failed\n"); 553bdcd8170SKalle Valo return -EIO; 554bdcd8170SKalle Valo } 555bdcd8170SKalle Valo 556bdcd8170SKalle Valo if ((!(ar->connect_ctrl_flags & CONNECT_DO_WPA_OFFLOAD)) && 5573450334fSVasanthakumar Thiagarajan ((vif->auth_mode == WPA_PSK_AUTH) 5583450334fSVasanthakumar Thiagarajan || (vif->auth_mode == WPA2_PSK_AUTH))) { 559de3ad713SVasanthakumar Thiagarajan mod_timer(&vif->disconnect_timer, 560bdcd8170SKalle Valo jiffies + msecs_to_jiffies(DISCON_TIMER_INTVAL)); 561bdcd8170SKalle Valo } 562bdcd8170SKalle Valo 563bdcd8170SKalle Valo ar->connect_ctrl_flags &= ~CONNECT_DO_WPA_OFFLOAD; 56459c98449SVasanthakumar Thiagarajan set_bit(CONNECT_PEND, &vif->flags); 565bdcd8170SKalle Valo 566bdcd8170SKalle Valo return 0; 567bdcd8170SKalle Valo } 568bdcd8170SKalle Valo 5694eab6f4fSRaja Mani static int ath6kl_add_bss_if_needed(struct ath6kl_vif *vif, 5704eab6f4fSRaja Mani enum network_type nw_type, 5714eab6f4fSRaja Mani const u8 *bssid, 57201cac476SJouni Malinen struct ieee80211_channel *chan, 57301cac476SJouni Malinen const u8 *beacon_ie, size_t beacon_ie_len) 57401cac476SJouni Malinen { 575240d2799SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 57601cac476SJouni Malinen struct cfg80211_bss *bss; 5774eab6f4fSRaja Mani u16 cap_mask, cap_val; 57801cac476SJouni Malinen u8 *ie; 57901cac476SJouni Malinen 5804eab6f4fSRaja Mani if (nw_type & ADHOC_NETWORK) { 5814eab6f4fSRaja Mani cap_mask = WLAN_CAPABILITY_IBSS; 5824eab6f4fSRaja Mani cap_val = WLAN_CAPABILITY_IBSS; 5834eab6f4fSRaja Mani } else { 5844eab6f4fSRaja Mani cap_mask = WLAN_CAPABILITY_ESS; 5854eab6f4fSRaja Mani cap_val = WLAN_CAPABILITY_ESS; 5864eab6f4fSRaja Mani } 5874eab6f4fSRaja Mani 588be98e3a4SVasanthakumar Thiagarajan bss = cfg80211_get_bss(ar->wiphy, chan, bssid, 5894eab6f4fSRaja Mani vif->ssid, vif->ssid_len, 5904eab6f4fSRaja Mani cap_mask, cap_val); 59101cac476SJouni Malinen if (bss == NULL) { 59201cac476SJouni Malinen /* 59301cac476SJouni Malinen * Since cfg80211 may not yet know about the BSS, 59401cac476SJouni Malinen * generate a partial entry until the first BSS info 59501cac476SJouni Malinen * event becomes available. 59601cac476SJouni Malinen * 59701cac476SJouni Malinen * Prepend SSID element since it is not included in the Beacon 59801cac476SJouni Malinen * IEs from the target. 59901cac476SJouni Malinen */ 6003450334fSVasanthakumar Thiagarajan ie = kmalloc(2 + vif->ssid_len + beacon_ie_len, GFP_KERNEL); 60101cac476SJouni Malinen if (ie == NULL) 60201cac476SJouni Malinen return -ENOMEM; 60301cac476SJouni Malinen ie[0] = WLAN_EID_SSID; 6043450334fSVasanthakumar Thiagarajan ie[1] = vif->ssid_len; 6053450334fSVasanthakumar Thiagarajan memcpy(ie + 2, vif->ssid, vif->ssid_len); 6063450334fSVasanthakumar Thiagarajan memcpy(ie + 2 + vif->ssid_len, beacon_ie, beacon_ie_len); 607be98e3a4SVasanthakumar Thiagarajan bss = cfg80211_inform_bss(ar->wiphy, chan, 6084eab6f4fSRaja Mani bssid, 0, cap_val, 100, 6093450334fSVasanthakumar Thiagarajan ie, 2 + vif->ssid_len + beacon_ie_len, 61001cac476SJouni Malinen 0, GFP_KERNEL); 61101cac476SJouni Malinen if (bss) 6124eab6f4fSRaja Mani ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "added bss %pM to " 6134eab6f4fSRaja Mani "cfg80211\n", bssid); 61401cac476SJouni Malinen kfree(ie); 61501cac476SJouni Malinen } else 61601cac476SJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "cfg80211 already has a bss " 61701cac476SJouni Malinen "entry\n"); 61801cac476SJouni Malinen 61901cac476SJouni Malinen if (bss == NULL) 62001cac476SJouni Malinen return -ENOMEM; 62101cac476SJouni Malinen 62201cac476SJouni Malinen cfg80211_put_bss(bss); 62301cac476SJouni Malinen 62401cac476SJouni Malinen return 0; 62501cac476SJouni Malinen } 62601cac476SJouni Malinen 627240d2799SVasanthakumar Thiagarajan void ath6kl_cfg80211_connect_event(struct ath6kl_vif *vif, u16 channel, 628bdcd8170SKalle Valo u8 *bssid, u16 listen_intvl, 629bdcd8170SKalle Valo u16 beacon_intvl, 630bdcd8170SKalle Valo enum network_type nw_type, 631bdcd8170SKalle Valo u8 beacon_ie_len, u8 assoc_req_len, 632bdcd8170SKalle Valo u8 assoc_resp_len, u8 *assoc_info) 633bdcd8170SKalle Valo { 63401cac476SJouni Malinen struct ieee80211_channel *chan; 635240d2799SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 636bdcd8170SKalle Valo 637bdcd8170SKalle Valo /* capinfo + listen interval */ 638bdcd8170SKalle Valo u8 assoc_req_ie_offset = sizeof(u16) + sizeof(u16); 639bdcd8170SKalle Valo 640bdcd8170SKalle Valo /* capinfo + status code + associd */ 641bdcd8170SKalle Valo u8 assoc_resp_ie_offset = sizeof(u16) + sizeof(u16) + sizeof(u16); 642bdcd8170SKalle Valo 643bdcd8170SKalle Valo u8 *assoc_req_ie = assoc_info + beacon_ie_len + assoc_req_ie_offset; 644bdcd8170SKalle Valo u8 *assoc_resp_ie = assoc_info + beacon_ie_len + assoc_req_len + 645bdcd8170SKalle Valo assoc_resp_ie_offset; 646bdcd8170SKalle Valo 647bdcd8170SKalle Valo assoc_req_len -= assoc_req_ie_offset; 648bdcd8170SKalle Valo assoc_resp_len -= assoc_resp_ie_offset; 649bdcd8170SKalle Valo 65032c10874SJouni Malinen /* 65132c10874SJouni Malinen * Store Beacon interval here; DTIM period will be available only once 65232c10874SJouni Malinen * a Beacon frame from the AP is seen. 65332c10874SJouni Malinen */ 654cf5333d7SVasanthakumar Thiagarajan vif->assoc_bss_beacon_int = beacon_intvl; 65559c98449SVasanthakumar Thiagarajan clear_bit(DTIM_PERIOD_AVAIL, &vif->flags); 65632c10874SJouni Malinen 657bdcd8170SKalle Valo if (nw_type & ADHOC_NETWORK) { 658551959d8SVasanthakumar Thiagarajan if (vif->wdev.iftype != NL80211_IFTYPE_ADHOC) { 659bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 660bdcd8170SKalle Valo "%s: ath6k not in ibss mode\n", __func__); 661bdcd8170SKalle Valo return; 662bdcd8170SKalle Valo } 663bdcd8170SKalle Valo } 664bdcd8170SKalle Valo 665bdcd8170SKalle Valo if (nw_type & INFRA_NETWORK) { 666551959d8SVasanthakumar Thiagarajan if (vif->wdev.iftype != NL80211_IFTYPE_STATION && 667551959d8SVasanthakumar Thiagarajan vif->wdev.iftype != NL80211_IFTYPE_P2P_CLIENT) { 668bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 669bdcd8170SKalle Valo "%s: ath6k not in station mode\n", __func__); 670bdcd8170SKalle Valo return; 671bdcd8170SKalle Valo } 672bdcd8170SKalle Valo } 673bdcd8170SKalle Valo 674be98e3a4SVasanthakumar Thiagarajan chan = ieee80211_get_channel(ar->wiphy, (int) channel); 675bdcd8170SKalle Valo 6764eab6f4fSRaja Mani if (ath6kl_add_bss_if_needed(vif, nw_type, bssid, chan, assoc_info, 6774eab6f4fSRaja Mani beacon_ie_len) < 0) { 6784eab6f4fSRaja Mani ath6kl_err("could not add cfg80211 bss entry\n"); 679bdcd8170SKalle Valo return; 680bdcd8170SKalle Valo } 681bdcd8170SKalle Valo 6824eab6f4fSRaja Mani if (nw_type & ADHOC_NETWORK) { 6834eab6f4fSRaja Mani ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "ad-hoc %s selected\n", 6844eab6f4fSRaja Mani nw_type & ADHOC_CREATOR ? "creator" : "joiner"); 6854eab6f4fSRaja Mani cfg80211_ibss_joined(vif->ndev, bssid, GFP_KERNEL); 68601cac476SJouni Malinen return; 68701cac476SJouni Malinen } 68801cac476SJouni Malinen 68914ee6f6bSVasanthakumar Thiagarajan if (vif->sme_state == SME_CONNECTING) { 690bdcd8170SKalle Valo /* inform connect result to cfg80211 */ 69114ee6f6bSVasanthakumar Thiagarajan vif->sme_state = SME_CONNECTED; 692240d2799SVasanthakumar Thiagarajan cfg80211_connect_result(vif->ndev, bssid, 693bdcd8170SKalle Valo assoc_req_ie, assoc_req_len, 694bdcd8170SKalle Valo assoc_resp_ie, assoc_resp_len, 695bdcd8170SKalle Valo WLAN_STATUS_SUCCESS, GFP_KERNEL); 69614ee6f6bSVasanthakumar Thiagarajan } else if (vif->sme_state == SME_CONNECTED) { 697bdcd8170SKalle Valo /* inform roam event to cfg80211 */ 698240d2799SVasanthakumar Thiagarajan cfg80211_roamed(vif->ndev, chan, bssid, 699bdcd8170SKalle Valo assoc_req_ie, assoc_req_len, 700bdcd8170SKalle Valo assoc_resp_ie, assoc_resp_len, GFP_KERNEL); 701bdcd8170SKalle Valo } 702bdcd8170SKalle Valo } 703bdcd8170SKalle Valo 704bdcd8170SKalle Valo static int ath6kl_cfg80211_disconnect(struct wiphy *wiphy, 705bdcd8170SKalle Valo struct net_device *dev, u16 reason_code) 706bdcd8170SKalle Valo { 707bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(dev); 7083450334fSVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 709bdcd8170SKalle Valo 710bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: reason=%u\n", __func__, 711bdcd8170SKalle Valo reason_code); 712bdcd8170SKalle Valo 713990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 714bdcd8170SKalle Valo return -EIO; 715bdcd8170SKalle Valo 716bdcd8170SKalle Valo if (test_bit(DESTROY_IN_PROGRESS, &ar->flag)) { 717bdcd8170SKalle Valo ath6kl_err("busy, destroy in progress\n"); 718bdcd8170SKalle Valo return -EBUSY; 719bdcd8170SKalle Valo } 720bdcd8170SKalle Valo 721bdcd8170SKalle Valo if (down_interruptible(&ar->sem)) { 722bdcd8170SKalle Valo ath6kl_err("busy, couldn't get access\n"); 723bdcd8170SKalle Valo return -ERESTARTSYS; 724bdcd8170SKalle Valo } 725bdcd8170SKalle Valo 726cf5333d7SVasanthakumar Thiagarajan vif->reconnect_flag = 0; 727240d2799SVasanthakumar Thiagarajan ath6kl_disconnect(vif); 7283450334fSVasanthakumar Thiagarajan memset(vif->ssid, 0, sizeof(vif->ssid)); 7293450334fSVasanthakumar Thiagarajan vif->ssid_len = 0; 730bdcd8170SKalle Valo 731bdcd8170SKalle Valo if (!test_bit(SKIP_SCAN, &ar->flag)) 7328c8b65e3SVasanthakumar Thiagarajan memset(vif->req_bssid, 0, sizeof(vif->req_bssid)); 733bdcd8170SKalle Valo 734bdcd8170SKalle Valo up(&ar->sem); 735bdcd8170SKalle Valo 73614ee6f6bSVasanthakumar Thiagarajan vif->sme_state = SME_DISCONNECTED; 737170826ddSVasanthakumar Thiagarajan 738bdcd8170SKalle Valo return 0; 739bdcd8170SKalle Valo } 740bdcd8170SKalle Valo 741240d2799SVasanthakumar Thiagarajan void ath6kl_cfg80211_disconnect_event(struct ath6kl_vif *vif, u8 reason, 742bdcd8170SKalle Valo u8 *bssid, u8 assoc_resp_len, 743bdcd8170SKalle Valo u8 *assoc_info, u16 proto_reason) 744bdcd8170SKalle Valo { 745240d2799SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 74659c98449SVasanthakumar Thiagarajan 74714ee6f6bSVasanthakumar Thiagarajan if (vif->scan_req) { 74814ee6f6bSVasanthakumar Thiagarajan cfg80211_scan_done(vif->scan_req, true); 74914ee6f6bSVasanthakumar Thiagarajan vif->scan_req = NULL; 750bdcd8170SKalle Valo } 751bdcd8170SKalle Valo 752f5938f24SVasanthakumar Thiagarajan if (vif->nw_type & ADHOC_NETWORK) { 753551959d8SVasanthakumar Thiagarajan if (vif->wdev.iftype != NL80211_IFTYPE_ADHOC) { 754bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 755bdcd8170SKalle Valo "%s: ath6k not in ibss mode\n", __func__); 756bdcd8170SKalle Valo return; 757bdcd8170SKalle Valo } 758bdcd8170SKalle Valo memset(bssid, 0, ETH_ALEN); 759240d2799SVasanthakumar Thiagarajan cfg80211_ibss_joined(vif->ndev, bssid, GFP_KERNEL); 760bdcd8170SKalle Valo return; 761bdcd8170SKalle Valo } 762bdcd8170SKalle Valo 763f5938f24SVasanthakumar Thiagarajan if (vif->nw_type & INFRA_NETWORK) { 764551959d8SVasanthakumar Thiagarajan if (vif->wdev.iftype != NL80211_IFTYPE_STATION && 765551959d8SVasanthakumar Thiagarajan vif->wdev.iftype != NL80211_IFTYPE_P2P_CLIENT) { 766bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 767bdcd8170SKalle Valo "%s: ath6k not in station mode\n", __func__); 768bdcd8170SKalle Valo return; 769bdcd8170SKalle Valo } 770bdcd8170SKalle Valo } 771bdcd8170SKalle Valo 7721de547d6SVasanthakumar Thiagarajan /* 7731de547d6SVasanthakumar Thiagarajan * Send a disconnect command to target when a disconnect event is 7741de547d6SVasanthakumar Thiagarajan * received with reason code other than 3 (DISCONNECT_CMD - disconnect 7751de547d6SVasanthakumar Thiagarajan * request from host) to make the firmware stop trying to connect even 7761de547d6SVasanthakumar Thiagarajan * after giving disconnect event. There will be one more disconnect 7771de547d6SVasanthakumar Thiagarajan * event for this disconnect command with reason code DISCONNECT_CMD 7781de547d6SVasanthakumar Thiagarajan * which will be notified to cfg80211. 7791de547d6SVasanthakumar Thiagarajan */ 780bdcd8170SKalle Valo 7811de547d6SVasanthakumar Thiagarajan if (reason != DISCONNECT_CMD) { 782334234b5SVasanthakumar Thiagarajan ath6kl_wmi_disconnect_cmd(ar->wmi, vif->fw_vif_idx); 783bdcd8170SKalle Valo return; 784bdcd8170SKalle Valo } 785bdcd8170SKalle Valo 78659c98449SVasanthakumar Thiagarajan clear_bit(CONNECT_PEND, &vif->flags); 787bdcd8170SKalle Valo 78814ee6f6bSVasanthakumar Thiagarajan if (vif->sme_state == SME_CONNECTING) { 789240d2799SVasanthakumar Thiagarajan cfg80211_connect_result(vif->ndev, 790bdcd8170SKalle Valo bssid, NULL, 0, 791bdcd8170SKalle Valo NULL, 0, 792bdcd8170SKalle Valo WLAN_STATUS_UNSPECIFIED_FAILURE, 793bdcd8170SKalle Valo GFP_KERNEL); 79414ee6f6bSVasanthakumar Thiagarajan } else if (vif->sme_state == SME_CONNECTED) { 795240d2799SVasanthakumar Thiagarajan cfg80211_disconnected(vif->ndev, reason, 796bdcd8170SKalle Valo NULL, 0, GFP_KERNEL); 797bdcd8170SKalle Valo } 798bdcd8170SKalle Valo 79914ee6f6bSVasanthakumar Thiagarajan vif->sme_state = SME_DISCONNECTED; 800bdcd8170SKalle Valo } 801bdcd8170SKalle Valo 802bdcd8170SKalle Valo static int ath6kl_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, 803bdcd8170SKalle Valo struct cfg80211_scan_request *request) 804bdcd8170SKalle Valo { 805bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(ndev); 80659c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 8071276c9efSEdward Lu s8 n_channels = 0; 8081276c9efSEdward Lu u16 *channels = NULL; 809bdcd8170SKalle Valo int ret = 0; 810f1f92179SVasanthakumar Thiagarajan u32 force_fg_scan = 0; 811bdcd8170SKalle Valo 812990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 813bdcd8170SKalle Valo return -EIO; 814bdcd8170SKalle Valo 815bdcd8170SKalle Valo if (!ar->usr_bss_filter) { 81659c98449SVasanthakumar Thiagarajan clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags); 8171b1e6ee3SJouni Malinen ret = ath6kl_wmi_bssfilter_cmd( 818240d2799SVasanthakumar Thiagarajan ar->wmi, vif->fw_vif_idx, 81959c98449SVasanthakumar Thiagarajan (test_bit(CONNECTED, &vif->flags) ? 8201b1e6ee3SJouni Malinen ALL_BUT_BSS_FILTER : ALL_BSS_FILTER), 0); 8211b1e6ee3SJouni Malinen if (ret) { 822bdcd8170SKalle Valo ath6kl_err("couldn't set bss filtering\n"); 8231b1e6ee3SJouni Malinen return ret; 824bdcd8170SKalle Valo } 825bdcd8170SKalle Valo } 826bdcd8170SKalle Valo 827bdcd8170SKalle Valo if (request->n_ssids && request->ssids[0].ssid_len) { 828bdcd8170SKalle Valo u8 i; 829bdcd8170SKalle Valo 830bdcd8170SKalle Valo if (request->n_ssids > (MAX_PROBED_SSID_INDEX - 1)) 831bdcd8170SKalle Valo request->n_ssids = MAX_PROBED_SSID_INDEX - 1; 832bdcd8170SKalle Valo 833bdcd8170SKalle Valo for (i = 0; i < request->n_ssids; i++) 834334234b5SVasanthakumar Thiagarajan ath6kl_wmi_probedssid_cmd(ar->wmi, vif->fw_vif_idx, 835334234b5SVasanthakumar Thiagarajan i + 1, SPECIFIC_SSID_FLAG, 836bdcd8170SKalle Valo request->ssids[i].ssid_len, 837bdcd8170SKalle Valo request->ssids[i].ssid); 838bdcd8170SKalle Valo } 839bdcd8170SKalle Valo 840b84da8c7SJouni Malinen if (request->ie) { 841334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, 842334234b5SVasanthakumar Thiagarajan WMI_FRAME_PROBE_REQ, 843b84da8c7SJouni Malinen request->ie, request->ie_len); 844b84da8c7SJouni Malinen if (ret) { 845b84da8c7SJouni Malinen ath6kl_err("failed to set Probe Request appie for " 846b84da8c7SJouni Malinen "scan"); 847b84da8c7SJouni Malinen return ret; 848b84da8c7SJouni Malinen } 849b84da8c7SJouni Malinen } 850b84da8c7SJouni Malinen 85111869befSJouni Malinen /* 85211869befSJouni Malinen * Scan only the requested channels if the request specifies a set of 85311869befSJouni Malinen * channels. If the list is longer than the target supports, do not 85411869befSJouni Malinen * configure the list and instead, scan all available channels. 85511869befSJouni Malinen */ 85611869befSJouni Malinen if (request->n_channels > 0 && 85711869befSJouni Malinen request->n_channels <= WMI_MAX_CHANNELS) { 8581276c9efSEdward Lu u8 i; 8591276c9efSEdward Lu 86011869befSJouni Malinen n_channels = request->n_channels; 8611276c9efSEdward Lu 8621276c9efSEdward Lu channels = kzalloc(n_channels * sizeof(u16), GFP_KERNEL); 8631276c9efSEdward Lu if (channels == NULL) { 8641276c9efSEdward Lu ath6kl_warn("failed to set scan channels, " 8651276c9efSEdward Lu "scan all channels"); 8661276c9efSEdward Lu n_channels = 0; 8671276c9efSEdward Lu } 8681276c9efSEdward Lu 8691276c9efSEdward Lu for (i = 0; i < n_channels; i++) 8701276c9efSEdward Lu channels[i] = request->channels[i]->center_freq; 8711276c9efSEdward Lu } 8721276c9efSEdward Lu 87359c98449SVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags)) 874f1f92179SVasanthakumar Thiagarajan force_fg_scan = 1; 875f1f92179SVasanthakumar Thiagarajan 876334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_startscan_cmd(ar->wmi, vif->fw_vif_idx, WMI_LONG_SCAN, 877334234b5SVasanthakumar Thiagarajan force_fg_scan, false, 0, 0, n_channels, 878334234b5SVasanthakumar Thiagarajan channels); 8791b1e6ee3SJouni Malinen if (ret) 880bdcd8170SKalle Valo ath6kl_err("wmi_startscan_cmd failed\n"); 88111869befSJouni Malinen else 88214ee6f6bSVasanthakumar Thiagarajan vif->scan_req = request; 883bdcd8170SKalle Valo 8841276c9efSEdward Lu kfree(channels); 8851276c9efSEdward Lu 886bdcd8170SKalle Valo return ret; 887bdcd8170SKalle Valo } 888bdcd8170SKalle Valo 8891c17d313SKalle Valo void ath6kl_cfg80211_scan_complete_event(struct ath6kl_vif *vif, bool aborted) 890bdcd8170SKalle Valo { 891240d2799SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 8926fd1eaceSKalle Valo int i; 893bdcd8170SKalle Valo 8941c17d313SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: status%s\n", __func__, 8951c17d313SKalle Valo aborted ? " aborted" : ""); 896bdcd8170SKalle Valo 89714ee6f6bSVasanthakumar Thiagarajan if (!vif->scan_req) 8986fd1eaceSKalle Valo return; 8996fd1eaceSKalle Valo 9001c17d313SKalle Valo if (aborted) 9016fd1eaceSKalle Valo goto out; 902bdcd8170SKalle Valo 90314ee6f6bSVasanthakumar Thiagarajan if (vif->scan_req->n_ssids && vif->scan_req->ssids[0].ssid_len) { 90414ee6f6bSVasanthakumar Thiagarajan for (i = 0; i < vif->scan_req->n_ssids; i++) { 905334234b5SVasanthakumar Thiagarajan ath6kl_wmi_probedssid_cmd(ar->wmi, vif->fw_vif_idx, 906334234b5SVasanthakumar Thiagarajan i + 1, DISABLE_SSID_FLAG, 907bdcd8170SKalle Valo 0, NULL); 908bdcd8170SKalle Valo } 909bdcd8170SKalle Valo } 9106fd1eaceSKalle Valo 9116fd1eaceSKalle Valo out: 912cb93821aSKalle Valo cfg80211_scan_done(vif->scan_req, aborted); 91314ee6f6bSVasanthakumar Thiagarajan vif->scan_req = NULL; 914bdcd8170SKalle Valo } 915bdcd8170SKalle Valo 916bdcd8170SKalle Valo static int ath6kl_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, 917bdcd8170SKalle Valo u8 key_index, bool pairwise, 918bdcd8170SKalle Valo const u8 *mac_addr, 919bdcd8170SKalle Valo struct key_params *params) 920bdcd8170SKalle Valo { 921bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(ndev); 92259c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 923bdcd8170SKalle Valo struct ath6kl_key *key = NULL; 924bdcd8170SKalle Valo u8 key_usage; 925bdcd8170SKalle Valo u8 key_type; 926bdcd8170SKalle Valo 927990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 928bdcd8170SKalle Valo return -EIO; 929bdcd8170SKalle Valo 930837cb97eSJouni Malinen if (params->cipher == CCKM_KRK_CIPHER_SUITE) { 931837cb97eSJouni Malinen if (params->key_len != WMI_KRK_LEN) 932837cb97eSJouni Malinen return -EINVAL; 933240d2799SVasanthakumar Thiagarajan return ath6kl_wmi_add_krk_cmd(ar->wmi, vif->fw_vif_idx, 934240d2799SVasanthakumar Thiagarajan params->key); 935837cb97eSJouni Malinen } 936837cb97eSJouni Malinen 937bdcd8170SKalle Valo if (key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) { 938bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 939bdcd8170SKalle Valo "%s: key index %d out of bounds\n", __func__, 940bdcd8170SKalle Valo key_index); 941bdcd8170SKalle Valo return -ENOENT; 942bdcd8170SKalle Valo } 943bdcd8170SKalle Valo 9446f2a73f9SVasanthakumar Thiagarajan key = &vif->keys[key_index]; 945bdcd8170SKalle Valo memset(key, 0, sizeof(struct ath6kl_key)); 946bdcd8170SKalle Valo 947bdcd8170SKalle Valo if (pairwise) 948bdcd8170SKalle Valo key_usage = PAIRWISE_USAGE; 949bdcd8170SKalle Valo else 950bdcd8170SKalle Valo key_usage = GROUP_USAGE; 951bdcd8170SKalle Valo 952bdcd8170SKalle Valo if (params) { 9535e07021eSDai Shuibing int seq_len = params->seq_len; 9545e07021eSDai Shuibing if (params->cipher == WLAN_CIPHER_SUITE_SMS4 && 9555e07021eSDai Shuibing seq_len > ATH6KL_KEY_SEQ_LEN) { 9565e07021eSDai Shuibing /* Only first half of the WPI PN is configured */ 9575e07021eSDai Shuibing seq_len = ATH6KL_KEY_SEQ_LEN; 9585e07021eSDai Shuibing } 959bdcd8170SKalle Valo if (params->key_len > WLAN_MAX_KEY_LEN || 9605e07021eSDai Shuibing seq_len > sizeof(key->seq)) 961bdcd8170SKalle Valo return -EINVAL; 962bdcd8170SKalle Valo 963bdcd8170SKalle Valo key->key_len = params->key_len; 964bdcd8170SKalle Valo memcpy(key->key, params->key, key->key_len); 9655e07021eSDai Shuibing key->seq_len = seq_len; 966bdcd8170SKalle Valo memcpy(key->seq, params->seq, key->seq_len); 967bdcd8170SKalle Valo key->cipher = params->cipher; 968bdcd8170SKalle Valo } 969bdcd8170SKalle Valo 970bdcd8170SKalle Valo switch (key->cipher) { 971bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_WEP40: 972bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_WEP104: 973bdcd8170SKalle Valo key_type = WEP_CRYPT; 974bdcd8170SKalle Valo break; 975bdcd8170SKalle Valo 976bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_TKIP: 977bdcd8170SKalle Valo key_type = TKIP_CRYPT; 978bdcd8170SKalle Valo break; 979bdcd8170SKalle Valo 980bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_CCMP: 981bdcd8170SKalle Valo key_type = AES_CRYPT; 982bdcd8170SKalle Valo break; 9835e07021eSDai Shuibing case WLAN_CIPHER_SUITE_SMS4: 9845e07021eSDai Shuibing key_type = WAPI_CRYPT; 9855e07021eSDai Shuibing break; 986bdcd8170SKalle Valo 987bdcd8170SKalle Valo default: 988bdcd8170SKalle Valo return -ENOTSUPP; 989bdcd8170SKalle Valo } 990bdcd8170SKalle Valo 9913450334fSVasanthakumar Thiagarajan if (((vif->auth_mode == WPA_PSK_AUTH) 9923450334fSVasanthakumar Thiagarajan || (vif->auth_mode == WPA2_PSK_AUTH)) 993bdcd8170SKalle Valo && (key_usage & GROUP_USAGE)) 994de3ad713SVasanthakumar Thiagarajan del_timer(&vif->disconnect_timer); 995bdcd8170SKalle Valo 996bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 997bdcd8170SKalle Valo "%s: index %d, key_len %d, key_type 0x%x, key_usage 0x%x, seq_len %d\n", 998bdcd8170SKalle Valo __func__, key_index, key->key_len, key_type, 999bdcd8170SKalle Valo key_usage, key->seq_len); 1000bdcd8170SKalle Valo 1001f5938f24SVasanthakumar Thiagarajan if (vif->nw_type == AP_NETWORK && !pairwise && 10029a5b1318SJouni Malinen (key_type == TKIP_CRYPT || key_type == AES_CRYPT) && params) { 10039a5b1318SJouni Malinen ar->ap_mode_bkey.valid = true; 10049a5b1318SJouni Malinen ar->ap_mode_bkey.key_index = key_index; 10059a5b1318SJouni Malinen ar->ap_mode_bkey.key_type = key_type; 10069a5b1318SJouni Malinen ar->ap_mode_bkey.key_len = key->key_len; 10079a5b1318SJouni Malinen memcpy(ar->ap_mode_bkey.key, key->key, key->key_len); 100859c98449SVasanthakumar Thiagarajan if (!test_bit(CONNECTED, &vif->flags)) { 10099a5b1318SJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "Delay initial group " 10109a5b1318SJouni Malinen "key configuration until AP mode has been " 10119a5b1318SJouni Malinen "started\n"); 10129a5b1318SJouni Malinen /* 10139a5b1318SJouni Malinen * The key will be set in ath6kl_connect_ap_mode() once 10149a5b1318SJouni Malinen * the connected event is received from the target. 10159a5b1318SJouni Malinen */ 10169a5b1318SJouni Malinen return 0; 10179a5b1318SJouni Malinen } 10189a5b1318SJouni Malinen } 10199a5b1318SJouni Malinen 1020f5938f24SVasanthakumar Thiagarajan if (vif->next_mode == AP_NETWORK && key_type == WEP_CRYPT && 102159c98449SVasanthakumar Thiagarajan !test_bit(CONNECTED, &vif->flags)) { 1022151411e8SJouni Malinen /* 1023151411e8SJouni Malinen * Store the key locally so that it can be re-configured after 1024151411e8SJouni Malinen * the AP mode has properly started 1025151411e8SJouni Malinen * (ath6kl_install_statioc_wep_keys). 1026151411e8SJouni Malinen */ 1027151411e8SJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "Delay WEP key configuration " 1028151411e8SJouni Malinen "until AP mode has been started\n"); 10296f2a73f9SVasanthakumar Thiagarajan vif->wep_key_list[key_index].key_len = key->key_len; 10306f2a73f9SVasanthakumar Thiagarajan memcpy(vif->wep_key_list[key_index].key, key->key, 10316f2a73f9SVasanthakumar Thiagarajan key->key_len); 1032151411e8SJouni Malinen return 0; 1033151411e8SJouni Malinen } 1034151411e8SJouni Malinen 10357cefa44fSVasanthakumar Thiagarajan return ath6kl_wmi_addkey_cmd(ar->wmi, vif->fw_vif_idx, key_index, 1036bdcd8170SKalle Valo key_type, key_usage, key->key_len, 1037f4bb9a6fSJouni Malinen key->seq, key->seq_len, key->key, 1038f4bb9a6fSJouni Malinen KEY_OP_INIT_VAL, 1039bdcd8170SKalle Valo (u8 *) mac_addr, SYNC_BOTH_WMIFLAG); 1040bdcd8170SKalle Valo } 1041bdcd8170SKalle Valo 1042bdcd8170SKalle Valo static int ath6kl_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, 1043bdcd8170SKalle Valo u8 key_index, bool pairwise, 1044bdcd8170SKalle Valo const u8 *mac_addr) 1045bdcd8170SKalle Valo { 1046bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(ndev); 10476f2a73f9SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 1048bdcd8170SKalle Valo 1049bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: index %d\n", __func__, key_index); 1050bdcd8170SKalle Valo 1051990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1052bdcd8170SKalle Valo return -EIO; 1053bdcd8170SKalle Valo 1054bdcd8170SKalle Valo if (key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) { 1055bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1056bdcd8170SKalle Valo "%s: key index %d out of bounds\n", __func__, 1057bdcd8170SKalle Valo key_index); 1058bdcd8170SKalle Valo return -ENOENT; 1059bdcd8170SKalle Valo } 1060bdcd8170SKalle Valo 10616f2a73f9SVasanthakumar Thiagarajan if (!vif->keys[key_index].key_len) { 1062bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1063bdcd8170SKalle Valo "%s: index %d is empty\n", __func__, key_index); 1064bdcd8170SKalle Valo return 0; 1065bdcd8170SKalle Valo } 1066bdcd8170SKalle Valo 10676f2a73f9SVasanthakumar Thiagarajan vif->keys[key_index].key_len = 0; 1068bdcd8170SKalle Valo 1069334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_deletekey_cmd(ar->wmi, vif->fw_vif_idx, key_index); 1070bdcd8170SKalle Valo } 1071bdcd8170SKalle Valo 1072bdcd8170SKalle Valo static int ath6kl_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, 1073bdcd8170SKalle Valo u8 key_index, bool pairwise, 1074bdcd8170SKalle Valo const u8 *mac_addr, void *cookie, 1075bdcd8170SKalle Valo void (*callback) (void *cookie, 1076bdcd8170SKalle Valo struct key_params *)) 1077bdcd8170SKalle Valo { 10786f2a73f9SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 1079bdcd8170SKalle Valo struct ath6kl_key *key = NULL; 1080bdcd8170SKalle Valo struct key_params params; 1081bdcd8170SKalle Valo 1082bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: index %d\n", __func__, key_index); 1083bdcd8170SKalle Valo 1084990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1085bdcd8170SKalle Valo return -EIO; 1086bdcd8170SKalle Valo 1087bdcd8170SKalle Valo if (key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) { 1088bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1089bdcd8170SKalle Valo "%s: key index %d out of bounds\n", __func__, 1090bdcd8170SKalle Valo key_index); 1091bdcd8170SKalle Valo return -ENOENT; 1092bdcd8170SKalle Valo } 1093bdcd8170SKalle Valo 10946f2a73f9SVasanthakumar Thiagarajan key = &vif->keys[key_index]; 1095bdcd8170SKalle Valo memset(¶ms, 0, sizeof(params)); 1096bdcd8170SKalle Valo params.cipher = key->cipher; 1097bdcd8170SKalle Valo params.key_len = key->key_len; 1098bdcd8170SKalle Valo params.seq_len = key->seq_len; 1099bdcd8170SKalle Valo params.seq = key->seq; 1100bdcd8170SKalle Valo params.key = key->key; 1101bdcd8170SKalle Valo 1102bdcd8170SKalle Valo callback(cookie, ¶ms); 1103bdcd8170SKalle Valo 1104bdcd8170SKalle Valo return key->key_len ? 0 : -ENOENT; 1105bdcd8170SKalle Valo } 1106bdcd8170SKalle Valo 1107bdcd8170SKalle Valo static int ath6kl_cfg80211_set_default_key(struct wiphy *wiphy, 1108bdcd8170SKalle Valo struct net_device *ndev, 1109bdcd8170SKalle Valo u8 key_index, bool unicast, 1110bdcd8170SKalle Valo bool multicast) 1111bdcd8170SKalle Valo { 1112bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(ndev); 111359c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 1114bdcd8170SKalle Valo struct ath6kl_key *key = NULL; 1115bdcd8170SKalle Valo u8 key_usage; 1116229ed6b5SEdward Lu enum crypto_type key_type = NONE_CRYPT; 1117bdcd8170SKalle Valo 1118bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: index %d\n", __func__, key_index); 1119bdcd8170SKalle Valo 1120990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1121bdcd8170SKalle Valo return -EIO; 1122bdcd8170SKalle Valo 1123bdcd8170SKalle Valo if (key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) { 1124bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1125bdcd8170SKalle Valo "%s: key index %d out of bounds\n", 1126bdcd8170SKalle Valo __func__, key_index); 1127bdcd8170SKalle Valo return -ENOENT; 1128bdcd8170SKalle Valo } 1129bdcd8170SKalle Valo 11306f2a73f9SVasanthakumar Thiagarajan if (!vif->keys[key_index].key_len) { 1131bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: invalid key index %d\n", 1132bdcd8170SKalle Valo __func__, key_index); 1133bdcd8170SKalle Valo return -EINVAL; 1134bdcd8170SKalle Valo } 1135bdcd8170SKalle Valo 11363450334fSVasanthakumar Thiagarajan vif->def_txkey_index = key_index; 11376f2a73f9SVasanthakumar Thiagarajan key = &vif->keys[vif->def_txkey_index]; 1138bdcd8170SKalle Valo key_usage = GROUP_USAGE; 11393450334fSVasanthakumar Thiagarajan if (vif->prwise_crypto == WEP_CRYPT) 1140bdcd8170SKalle Valo key_usage |= TX_USAGE; 1141229ed6b5SEdward Lu if (unicast) 11423450334fSVasanthakumar Thiagarajan key_type = vif->prwise_crypto; 1143229ed6b5SEdward Lu if (multicast) 11443450334fSVasanthakumar Thiagarajan key_type = vif->grp_crypto; 1145bdcd8170SKalle Valo 1146f5938f24SVasanthakumar Thiagarajan if (vif->next_mode == AP_NETWORK && !test_bit(CONNECTED, &vif->flags)) 11479a5b1318SJouni Malinen return 0; /* Delay until AP mode has been started */ 11489a5b1318SJouni Malinen 1149f3e61eceSJouni Malinen return ath6kl_wmi_addkey_cmd(ar->wmi, vif->fw_vif_idx, 1150334234b5SVasanthakumar Thiagarajan vif->def_txkey_index, 1151229ed6b5SEdward Lu key_type, key_usage, 1152f4bb9a6fSJouni Malinen key->key_len, key->seq, key->seq_len, 1153f4bb9a6fSJouni Malinen key->key, 1154bdcd8170SKalle Valo KEY_OP_INIT_VAL, NULL, 1155bdcd8170SKalle Valo SYNC_BOTH_WMIFLAG); 1156bdcd8170SKalle Valo } 1157bdcd8170SKalle Valo 1158240d2799SVasanthakumar Thiagarajan void ath6kl_cfg80211_tkip_micerr_event(struct ath6kl_vif *vif, u8 keyid, 1159bdcd8170SKalle Valo bool ismcast) 1160bdcd8170SKalle Valo { 1161bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1162bdcd8170SKalle Valo "%s: keyid %d, ismcast %d\n", __func__, keyid, ismcast); 1163bdcd8170SKalle Valo 1164240d2799SVasanthakumar Thiagarajan cfg80211_michael_mic_failure(vif->ndev, vif->bssid, 1165bdcd8170SKalle Valo (ismcast ? NL80211_KEYTYPE_GROUP : 1166bdcd8170SKalle Valo NL80211_KEYTYPE_PAIRWISE), keyid, NULL, 1167bdcd8170SKalle Valo GFP_KERNEL); 1168bdcd8170SKalle Valo } 1169bdcd8170SKalle Valo 1170bdcd8170SKalle Valo static int ath6kl_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) 1171bdcd8170SKalle Valo { 1172bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)wiphy_priv(wiphy); 1173990bd915SVasanthakumar Thiagarajan struct ath6kl_vif *vif; 1174bdcd8170SKalle Valo int ret; 1175bdcd8170SKalle Valo 1176bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: changed 0x%x\n", __func__, 1177bdcd8170SKalle Valo changed); 1178bdcd8170SKalle Valo 1179990bd915SVasanthakumar Thiagarajan vif = ath6kl_vif_first(ar); 1180990bd915SVasanthakumar Thiagarajan if (!vif) 1181990bd915SVasanthakumar Thiagarajan return -EIO; 1182990bd915SVasanthakumar Thiagarajan 1183990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1184bdcd8170SKalle Valo return -EIO; 1185bdcd8170SKalle Valo 1186bdcd8170SKalle Valo if (changed & WIPHY_PARAM_RTS_THRESHOLD) { 1187bdcd8170SKalle Valo ret = ath6kl_wmi_set_rts_cmd(ar->wmi, wiphy->rts_threshold); 1188bdcd8170SKalle Valo if (ret != 0) { 1189bdcd8170SKalle Valo ath6kl_err("ath6kl_wmi_set_rts_cmd failed\n"); 1190bdcd8170SKalle Valo return -EIO; 1191bdcd8170SKalle Valo } 1192bdcd8170SKalle Valo } 1193bdcd8170SKalle Valo 1194bdcd8170SKalle Valo return 0; 1195bdcd8170SKalle Valo } 1196bdcd8170SKalle Valo 1197bdcd8170SKalle Valo /* 1198bdcd8170SKalle Valo * The type nl80211_tx_power_setting replaces the following 1199bdcd8170SKalle Valo * data type from 2.6.36 onwards 1200bdcd8170SKalle Valo */ 1201bdcd8170SKalle Valo static int ath6kl_cfg80211_set_txpower(struct wiphy *wiphy, 1202bdcd8170SKalle Valo enum nl80211_tx_power_setting type, 1203bdcd8170SKalle Valo int dbm) 1204bdcd8170SKalle Valo { 1205bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)wiphy_priv(wiphy); 1206990bd915SVasanthakumar Thiagarajan struct ath6kl_vif *vif; 1207bdcd8170SKalle Valo u8 ath6kl_dbm; 1208bdcd8170SKalle Valo 1209bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: type 0x%x, dbm %d\n", __func__, 1210bdcd8170SKalle Valo type, dbm); 1211bdcd8170SKalle Valo 1212990bd915SVasanthakumar Thiagarajan vif = ath6kl_vif_first(ar); 1213990bd915SVasanthakumar Thiagarajan if (!vif) 1214990bd915SVasanthakumar Thiagarajan return -EIO; 1215990bd915SVasanthakumar Thiagarajan 1216990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1217bdcd8170SKalle Valo return -EIO; 1218bdcd8170SKalle Valo 1219bdcd8170SKalle Valo switch (type) { 1220bdcd8170SKalle Valo case NL80211_TX_POWER_AUTOMATIC: 1221bdcd8170SKalle Valo return 0; 1222bdcd8170SKalle Valo case NL80211_TX_POWER_LIMITED: 1223bdcd8170SKalle Valo ar->tx_pwr = ath6kl_dbm = dbm; 1224bdcd8170SKalle Valo break; 1225bdcd8170SKalle Valo default: 1226bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: type 0x%x not supported\n", 1227bdcd8170SKalle Valo __func__, type); 1228bdcd8170SKalle Valo return -EOPNOTSUPP; 1229bdcd8170SKalle Valo } 1230bdcd8170SKalle Valo 1231990bd915SVasanthakumar Thiagarajan ath6kl_wmi_set_tx_pwr_cmd(ar->wmi, vif->fw_vif_idx, ath6kl_dbm); 1232bdcd8170SKalle Valo 1233bdcd8170SKalle Valo return 0; 1234bdcd8170SKalle Valo } 1235bdcd8170SKalle Valo 1236bdcd8170SKalle Valo static int ath6kl_cfg80211_get_txpower(struct wiphy *wiphy, int *dbm) 1237bdcd8170SKalle Valo { 1238bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)wiphy_priv(wiphy); 1239990bd915SVasanthakumar Thiagarajan struct ath6kl_vif *vif; 1240bdcd8170SKalle Valo 1241990bd915SVasanthakumar Thiagarajan vif = ath6kl_vif_first(ar); 1242990bd915SVasanthakumar Thiagarajan if (!vif) 1243990bd915SVasanthakumar Thiagarajan return -EIO; 1244990bd915SVasanthakumar Thiagarajan 1245990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1246bdcd8170SKalle Valo return -EIO; 1247bdcd8170SKalle Valo 124859c98449SVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags)) { 1249bdcd8170SKalle Valo ar->tx_pwr = 0; 1250bdcd8170SKalle Valo 1251990bd915SVasanthakumar Thiagarajan if (ath6kl_wmi_get_tx_pwr_cmd(ar->wmi, vif->fw_vif_idx) != 0) { 1252bdcd8170SKalle Valo ath6kl_err("ath6kl_wmi_get_tx_pwr_cmd failed\n"); 1253bdcd8170SKalle Valo return -EIO; 1254bdcd8170SKalle Valo } 1255bdcd8170SKalle Valo 1256bdcd8170SKalle Valo wait_event_interruptible_timeout(ar->event_wq, ar->tx_pwr != 0, 1257bdcd8170SKalle Valo 5 * HZ); 1258bdcd8170SKalle Valo 1259bdcd8170SKalle Valo if (signal_pending(current)) { 1260bdcd8170SKalle Valo ath6kl_err("target did not respond\n"); 1261bdcd8170SKalle Valo return -EINTR; 1262bdcd8170SKalle Valo } 1263bdcd8170SKalle Valo } 1264bdcd8170SKalle Valo 1265bdcd8170SKalle Valo *dbm = ar->tx_pwr; 1266bdcd8170SKalle Valo return 0; 1267bdcd8170SKalle Valo } 1268bdcd8170SKalle Valo 1269bdcd8170SKalle Valo static int ath6kl_cfg80211_set_power_mgmt(struct wiphy *wiphy, 1270bdcd8170SKalle Valo struct net_device *dev, 1271bdcd8170SKalle Valo bool pmgmt, int timeout) 1272bdcd8170SKalle Valo { 1273bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(dev); 1274bdcd8170SKalle Valo struct wmi_power_mode_cmd mode; 1275334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1276bdcd8170SKalle Valo 1277bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: pmgmt %d, timeout %d\n", 1278bdcd8170SKalle Valo __func__, pmgmt, timeout); 1279bdcd8170SKalle Valo 1280990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1281bdcd8170SKalle Valo return -EIO; 1282bdcd8170SKalle Valo 1283bdcd8170SKalle Valo if (pmgmt) { 1284bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: max perf\n", __func__); 1285bdcd8170SKalle Valo mode.pwr_mode = REC_POWER; 1286bdcd8170SKalle Valo } else { 1287bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: rec power\n", __func__); 1288bdcd8170SKalle Valo mode.pwr_mode = MAX_PERF_POWER; 1289bdcd8170SKalle Valo } 1290bdcd8170SKalle Valo 1291334234b5SVasanthakumar Thiagarajan if (ath6kl_wmi_powermode_cmd(ar->wmi, vif->fw_vif_idx, 1292334234b5SVasanthakumar Thiagarajan mode.pwr_mode) != 0) { 1293bdcd8170SKalle Valo ath6kl_err("wmi_powermode_cmd failed\n"); 1294bdcd8170SKalle Valo return -EIO; 1295bdcd8170SKalle Valo } 1296bdcd8170SKalle Valo 1297bdcd8170SKalle Valo return 0; 1298bdcd8170SKalle Valo } 1299bdcd8170SKalle Valo 130055055976SVasanthakumar Thiagarajan static struct net_device *ath6kl_cfg80211_add_iface(struct wiphy *wiphy, 130155055976SVasanthakumar Thiagarajan char *name, 130255055976SVasanthakumar Thiagarajan enum nl80211_iftype type, 130355055976SVasanthakumar Thiagarajan u32 *flags, 130455055976SVasanthakumar Thiagarajan struct vif_params *params) 130555055976SVasanthakumar Thiagarajan { 130655055976SVasanthakumar Thiagarajan struct ath6kl *ar = wiphy_priv(wiphy); 130755055976SVasanthakumar Thiagarajan struct net_device *ndev; 130855055976SVasanthakumar Thiagarajan u8 if_idx, nw_type; 130955055976SVasanthakumar Thiagarajan 131071f96ee6SKalle Valo if (ar->num_vif == ar->vif_max) { 131155055976SVasanthakumar Thiagarajan ath6kl_err("Reached maximum number of supported vif\n"); 131255055976SVasanthakumar Thiagarajan return ERR_PTR(-EINVAL); 131355055976SVasanthakumar Thiagarajan } 131455055976SVasanthakumar Thiagarajan 131555055976SVasanthakumar Thiagarajan if (!ath6kl_is_valid_iftype(ar, type, &if_idx, &nw_type)) { 131655055976SVasanthakumar Thiagarajan ath6kl_err("Not a supported interface type\n"); 131755055976SVasanthakumar Thiagarajan return ERR_PTR(-EINVAL); 131855055976SVasanthakumar Thiagarajan } 131955055976SVasanthakumar Thiagarajan 132055055976SVasanthakumar Thiagarajan ndev = ath6kl_interface_add(ar, name, type, if_idx, nw_type); 132155055976SVasanthakumar Thiagarajan if (!ndev) 132255055976SVasanthakumar Thiagarajan return ERR_PTR(-ENOMEM); 132355055976SVasanthakumar Thiagarajan 132455055976SVasanthakumar Thiagarajan ar->num_vif++; 132555055976SVasanthakumar Thiagarajan 132655055976SVasanthakumar Thiagarajan return ndev; 132755055976SVasanthakumar Thiagarajan } 132855055976SVasanthakumar Thiagarajan 132955055976SVasanthakumar Thiagarajan static int ath6kl_cfg80211_del_iface(struct wiphy *wiphy, 133055055976SVasanthakumar Thiagarajan struct net_device *ndev) 133155055976SVasanthakumar Thiagarajan { 133255055976SVasanthakumar Thiagarajan struct ath6kl *ar = wiphy_priv(wiphy); 133355055976SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 133455055976SVasanthakumar Thiagarajan 133511f6e40dSVasanthakumar Thiagarajan spin_lock_bh(&ar->list_lock); 133655055976SVasanthakumar Thiagarajan list_del(&vif->list); 133711f6e40dSVasanthakumar Thiagarajan spin_unlock_bh(&ar->list_lock); 133855055976SVasanthakumar Thiagarajan 133955055976SVasanthakumar Thiagarajan ath6kl_cleanup_vif(vif, test_bit(WMI_READY, &ar->flag)); 134055055976SVasanthakumar Thiagarajan 134155055976SVasanthakumar Thiagarajan ath6kl_deinit_if_data(vif); 134255055976SVasanthakumar Thiagarajan 134355055976SVasanthakumar Thiagarajan return 0; 134455055976SVasanthakumar Thiagarajan } 134555055976SVasanthakumar Thiagarajan 1346bdcd8170SKalle Valo static int ath6kl_cfg80211_change_iface(struct wiphy *wiphy, 1347bdcd8170SKalle Valo struct net_device *ndev, 1348bdcd8170SKalle Valo enum nl80211_iftype type, u32 *flags, 1349bdcd8170SKalle Valo struct vif_params *params) 1350bdcd8170SKalle Valo { 1351f5938f24SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 1352bdcd8170SKalle Valo 1353bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: type %u\n", __func__, type); 1354bdcd8170SKalle Valo 1355990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1356bdcd8170SKalle Valo return -EIO; 1357bdcd8170SKalle Valo 1358bdcd8170SKalle Valo switch (type) { 1359bdcd8170SKalle Valo case NL80211_IFTYPE_STATION: 1360f5938f24SVasanthakumar Thiagarajan vif->next_mode = INFRA_NETWORK; 1361bdcd8170SKalle Valo break; 1362bdcd8170SKalle Valo case NL80211_IFTYPE_ADHOC: 1363f5938f24SVasanthakumar Thiagarajan vif->next_mode = ADHOC_NETWORK; 1364bdcd8170SKalle Valo break; 13656e4604c8SJouni Malinen case NL80211_IFTYPE_AP: 1366f5938f24SVasanthakumar Thiagarajan vif->next_mode = AP_NETWORK; 13676e4604c8SJouni Malinen break; 13686b5e5d25SJouni Malinen case NL80211_IFTYPE_P2P_CLIENT: 1369f5938f24SVasanthakumar Thiagarajan vif->next_mode = INFRA_NETWORK; 13706b5e5d25SJouni Malinen break; 13716b5e5d25SJouni Malinen case NL80211_IFTYPE_P2P_GO: 1372f5938f24SVasanthakumar Thiagarajan vif->next_mode = AP_NETWORK; 13736b5e5d25SJouni Malinen break; 1374bdcd8170SKalle Valo default: 1375bdcd8170SKalle Valo ath6kl_err("invalid interface type %u\n", type); 1376bdcd8170SKalle Valo return -EOPNOTSUPP; 1377bdcd8170SKalle Valo } 1378bdcd8170SKalle Valo 1379551959d8SVasanthakumar Thiagarajan vif->wdev.iftype = type; 1380bdcd8170SKalle Valo 1381bdcd8170SKalle Valo return 0; 1382bdcd8170SKalle Valo } 1383bdcd8170SKalle Valo 1384bdcd8170SKalle Valo static int ath6kl_cfg80211_join_ibss(struct wiphy *wiphy, 1385bdcd8170SKalle Valo struct net_device *dev, 1386bdcd8170SKalle Valo struct cfg80211_ibss_params *ibss_param) 1387bdcd8170SKalle Valo { 1388bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(dev); 138959c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1390bdcd8170SKalle Valo int status; 1391bdcd8170SKalle Valo 1392990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1393bdcd8170SKalle Valo return -EIO; 1394bdcd8170SKalle Valo 13953450334fSVasanthakumar Thiagarajan vif->ssid_len = ibss_param->ssid_len; 13963450334fSVasanthakumar Thiagarajan memcpy(vif->ssid, ibss_param->ssid, vif->ssid_len); 1397bdcd8170SKalle Valo 1398bdcd8170SKalle Valo if (ibss_param->channel) 1399f74bac54SVasanthakumar Thiagarajan vif->ch_hint = ibss_param->channel->center_freq; 1400bdcd8170SKalle Valo 1401bdcd8170SKalle Valo if (ibss_param->channel_fixed) { 1402bdcd8170SKalle Valo /* 1403bdcd8170SKalle Valo * TODO: channel_fixed: The channel should be fixed, do not 1404bdcd8170SKalle Valo * search for IBSSs to join on other channels. Target 1405bdcd8170SKalle Valo * firmware does not support this feature, needs to be 1406bdcd8170SKalle Valo * updated. 1407bdcd8170SKalle Valo */ 1408bdcd8170SKalle Valo return -EOPNOTSUPP; 1409bdcd8170SKalle Valo } 1410bdcd8170SKalle Valo 14118c8b65e3SVasanthakumar Thiagarajan memset(vif->req_bssid, 0, sizeof(vif->req_bssid)); 1412bdcd8170SKalle Valo if (ibss_param->bssid && !is_broadcast_ether_addr(ibss_param->bssid)) 14138c8b65e3SVasanthakumar Thiagarajan memcpy(vif->req_bssid, ibss_param->bssid, 14148c8b65e3SVasanthakumar Thiagarajan sizeof(vif->req_bssid)); 1415bdcd8170SKalle Valo 1416240d2799SVasanthakumar Thiagarajan ath6kl_set_wpa_version(vif, 0); 1417bdcd8170SKalle Valo 1418240d2799SVasanthakumar Thiagarajan status = ath6kl_set_auth_type(vif, NL80211_AUTHTYPE_OPEN_SYSTEM); 1419bdcd8170SKalle Valo if (status) 1420bdcd8170SKalle Valo return status; 1421bdcd8170SKalle Valo 1422bdcd8170SKalle Valo if (ibss_param->privacy) { 1423240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, WLAN_CIPHER_SUITE_WEP40, true); 1424240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, WLAN_CIPHER_SUITE_WEP40, false); 1425bdcd8170SKalle Valo } else { 1426240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, 0, true); 1427240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, 0, false); 1428bdcd8170SKalle Valo } 1429bdcd8170SKalle Valo 1430f5938f24SVasanthakumar Thiagarajan vif->nw_type = vif->next_mode; 1431bdcd8170SKalle Valo 1432bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1433bdcd8170SKalle Valo "%s: connect called with authmode %d dot11 auth %d" 1434bdcd8170SKalle Valo " PW crypto %d PW crypto len %d GRP crypto %d" 1435bdcd8170SKalle Valo " GRP crypto len %d channel hint %u\n", 1436bdcd8170SKalle Valo __func__, 14373450334fSVasanthakumar Thiagarajan vif->auth_mode, vif->dot11_auth_mode, vif->prwise_crypto, 14383450334fSVasanthakumar Thiagarajan vif->prwise_crypto_len, vif->grp_crypto, 1439f74bac54SVasanthakumar Thiagarajan vif->grp_crypto_len, vif->ch_hint); 1440bdcd8170SKalle Valo 1441334234b5SVasanthakumar Thiagarajan status = ath6kl_wmi_connect_cmd(ar->wmi, vif->fw_vif_idx, vif->nw_type, 14423450334fSVasanthakumar Thiagarajan vif->dot11_auth_mode, vif->auth_mode, 14433450334fSVasanthakumar Thiagarajan vif->prwise_crypto, 14443450334fSVasanthakumar Thiagarajan vif->prwise_crypto_len, 14453450334fSVasanthakumar Thiagarajan vif->grp_crypto, vif->grp_crypto_len, 14463450334fSVasanthakumar Thiagarajan vif->ssid_len, vif->ssid, 1447f74bac54SVasanthakumar Thiagarajan vif->req_bssid, vif->ch_hint, 1448bdcd8170SKalle Valo ar->connect_ctrl_flags); 144959c98449SVasanthakumar Thiagarajan set_bit(CONNECT_PEND, &vif->flags); 1450bdcd8170SKalle Valo 1451bdcd8170SKalle Valo return 0; 1452bdcd8170SKalle Valo } 1453bdcd8170SKalle Valo 1454bdcd8170SKalle Valo static int ath6kl_cfg80211_leave_ibss(struct wiphy *wiphy, 1455bdcd8170SKalle Valo struct net_device *dev) 1456bdcd8170SKalle Valo { 14573450334fSVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1458bdcd8170SKalle Valo 1459990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1460bdcd8170SKalle Valo return -EIO; 1461bdcd8170SKalle Valo 1462240d2799SVasanthakumar Thiagarajan ath6kl_disconnect(vif); 14633450334fSVasanthakumar Thiagarajan memset(vif->ssid, 0, sizeof(vif->ssid)); 14643450334fSVasanthakumar Thiagarajan vif->ssid_len = 0; 1465bdcd8170SKalle Valo 1466bdcd8170SKalle Valo return 0; 1467bdcd8170SKalle Valo } 1468bdcd8170SKalle Valo 1469bdcd8170SKalle Valo static const u32 cipher_suites[] = { 1470bdcd8170SKalle Valo WLAN_CIPHER_SUITE_WEP40, 1471bdcd8170SKalle Valo WLAN_CIPHER_SUITE_WEP104, 1472bdcd8170SKalle Valo WLAN_CIPHER_SUITE_TKIP, 1473bdcd8170SKalle Valo WLAN_CIPHER_SUITE_CCMP, 1474837cb97eSJouni Malinen CCKM_KRK_CIPHER_SUITE, 14755e07021eSDai Shuibing WLAN_CIPHER_SUITE_SMS4, 1476bdcd8170SKalle Valo }; 1477bdcd8170SKalle Valo 1478bdcd8170SKalle Valo static bool is_rate_legacy(s32 rate) 1479bdcd8170SKalle Valo { 1480bdcd8170SKalle Valo static const s32 legacy[] = { 1000, 2000, 5500, 11000, 1481bdcd8170SKalle Valo 6000, 9000, 12000, 18000, 24000, 1482bdcd8170SKalle Valo 36000, 48000, 54000 1483bdcd8170SKalle Valo }; 1484bdcd8170SKalle Valo u8 i; 1485bdcd8170SKalle Valo 1486bdcd8170SKalle Valo for (i = 0; i < ARRAY_SIZE(legacy); i++) 1487bdcd8170SKalle Valo if (rate == legacy[i]) 1488bdcd8170SKalle Valo return true; 1489bdcd8170SKalle Valo 1490bdcd8170SKalle Valo return false; 1491bdcd8170SKalle Valo } 1492bdcd8170SKalle Valo 1493bdcd8170SKalle Valo static bool is_rate_ht20(s32 rate, u8 *mcs, bool *sgi) 1494bdcd8170SKalle Valo { 1495bdcd8170SKalle Valo static const s32 ht20[] = { 6500, 13000, 19500, 26000, 39000, 1496bdcd8170SKalle Valo 52000, 58500, 65000, 72200 1497bdcd8170SKalle Valo }; 1498bdcd8170SKalle Valo u8 i; 1499bdcd8170SKalle Valo 1500bdcd8170SKalle Valo for (i = 0; i < ARRAY_SIZE(ht20); i++) { 1501bdcd8170SKalle Valo if (rate == ht20[i]) { 1502bdcd8170SKalle Valo if (i == ARRAY_SIZE(ht20) - 1) 1503bdcd8170SKalle Valo /* last rate uses sgi */ 1504bdcd8170SKalle Valo *sgi = true; 1505bdcd8170SKalle Valo else 1506bdcd8170SKalle Valo *sgi = false; 1507bdcd8170SKalle Valo 1508bdcd8170SKalle Valo *mcs = i; 1509bdcd8170SKalle Valo return true; 1510bdcd8170SKalle Valo } 1511bdcd8170SKalle Valo } 1512bdcd8170SKalle Valo return false; 1513bdcd8170SKalle Valo } 1514bdcd8170SKalle Valo 1515bdcd8170SKalle Valo static bool is_rate_ht40(s32 rate, u8 *mcs, bool *sgi) 1516bdcd8170SKalle Valo { 1517bdcd8170SKalle Valo static const s32 ht40[] = { 13500, 27000, 40500, 54000, 1518bdcd8170SKalle Valo 81000, 108000, 121500, 135000, 1519bdcd8170SKalle Valo 150000 1520bdcd8170SKalle Valo }; 1521bdcd8170SKalle Valo u8 i; 1522bdcd8170SKalle Valo 1523bdcd8170SKalle Valo for (i = 0; i < ARRAY_SIZE(ht40); i++) { 1524bdcd8170SKalle Valo if (rate == ht40[i]) { 1525bdcd8170SKalle Valo if (i == ARRAY_SIZE(ht40) - 1) 1526bdcd8170SKalle Valo /* last rate uses sgi */ 1527bdcd8170SKalle Valo *sgi = true; 1528bdcd8170SKalle Valo else 1529bdcd8170SKalle Valo *sgi = false; 1530bdcd8170SKalle Valo 1531bdcd8170SKalle Valo *mcs = i; 1532bdcd8170SKalle Valo return true; 1533bdcd8170SKalle Valo } 1534bdcd8170SKalle Valo } 1535bdcd8170SKalle Valo 1536bdcd8170SKalle Valo return false; 1537bdcd8170SKalle Valo } 1538bdcd8170SKalle Valo 1539bdcd8170SKalle Valo static int ath6kl_get_station(struct wiphy *wiphy, struct net_device *dev, 1540bdcd8170SKalle Valo u8 *mac, struct station_info *sinfo) 1541bdcd8170SKalle Valo { 1542bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(dev); 154359c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1544bdcd8170SKalle Valo long left; 1545bdcd8170SKalle Valo bool sgi; 1546bdcd8170SKalle Valo s32 rate; 1547bdcd8170SKalle Valo int ret; 1548bdcd8170SKalle Valo u8 mcs; 1549bdcd8170SKalle Valo 15508c8b65e3SVasanthakumar Thiagarajan if (memcmp(mac, vif->bssid, ETH_ALEN) != 0) 1551bdcd8170SKalle Valo return -ENOENT; 1552bdcd8170SKalle Valo 1553bdcd8170SKalle Valo if (down_interruptible(&ar->sem)) 1554bdcd8170SKalle Valo return -EBUSY; 1555bdcd8170SKalle Valo 1556b95907a7SVasanthakumar Thiagarajan set_bit(STATS_UPDATE_PEND, &vif->flags); 1557bdcd8170SKalle Valo 1558334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_get_stats_cmd(ar->wmi, vif->fw_vif_idx); 1559bdcd8170SKalle Valo 1560bdcd8170SKalle Valo if (ret != 0) { 1561bdcd8170SKalle Valo up(&ar->sem); 1562bdcd8170SKalle Valo return -EIO; 1563bdcd8170SKalle Valo } 1564bdcd8170SKalle Valo 1565bdcd8170SKalle Valo left = wait_event_interruptible_timeout(ar->event_wq, 1566bdcd8170SKalle Valo !test_bit(STATS_UPDATE_PEND, 1567b95907a7SVasanthakumar Thiagarajan &vif->flags), 1568bdcd8170SKalle Valo WMI_TIMEOUT); 1569bdcd8170SKalle Valo 1570bdcd8170SKalle Valo up(&ar->sem); 1571bdcd8170SKalle Valo 1572bdcd8170SKalle Valo if (left == 0) 1573bdcd8170SKalle Valo return -ETIMEDOUT; 1574bdcd8170SKalle Valo else if (left < 0) 1575bdcd8170SKalle Valo return left; 1576bdcd8170SKalle Valo 1577b95907a7SVasanthakumar Thiagarajan if (vif->target_stats.rx_byte) { 1578b95907a7SVasanthakumar Thiagarajan sinfo->rx_bytes = vif->target_stats.rx_byte; 1579bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_RX_BYTES; 1580b95907a7SVasanthakumar Thiagarajan sinfo->rx_packets = vif->target_stats.rx_pkt; 1581bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_RX_PACKETS; 1582bdcd8170SKalle Valo } 1583bdcd8170SKalle Valo 1584b95907a7SVasanthakumar Thiagarajan if (vif->target_stats.tx_byte) { 1585b95907a7SVasanthakumar Thiagarajan sinfo->tx_bytes = vif->target_stats.tx_byte; 1586bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_TX_BYTES; 1587b95907a7SVasanthakumar Thiagarajan sinfo->tx_packets = vif->target_stats.tx_pkt; 1588bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_TX_PACKETS; 1589bdcd8170SKalle Valo } 1590bdcd8170SKalle Valo 1591b95907a7SVasanthakumar Thiagarajan sinfo->signal = vif->target_stats.cs_rssi; 1592bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_SIGNAL; 1593bdcd8170SKalle Valo 1594b95907a7SVasanthakumar Thiagarajan rate = vif->target_stats.tx_ucast_rate; 1595bdcd8170SKalle Valo 1596bdcd8170SKalle Valo if (is_rate_legacy(rate)) { 1597bdcd8170SKalle Valo sinfo->txrate.legacy = rate / 100; 1598bdcd8170SKalle Valo } else if (is_rate_ht20(rate, &mcs, &sgi)) { 1599bdcd8170SKalle Valo if (sgi) { 1600bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; 1601bdcd8170SKalle Valo sinfo->txrate.mcs = mcs - 1; 1602bdcd8170SKalle Valo } else { 1603bdcd8170SKalle Valo sinfo->txrate.mcs = mcs; 1604bdcd8170SKalle Valo } 1605bdcd8170SKalle Valo 1606bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_MCS; 1607bdcd8170SKalle Valo } else if (is_rate_ht40(rate, &mcs, &sgi)) { 1608bdcd8170SKalle Valo if (sgi) { 1609bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; 1610bdcd8170SKalle Valo sinfo->txrate.mcs = mcs - 1; 1611bdcd8170SKalle Valo } else { 1612bdcd8170SKalle Valo sinfo->txrate.mcs = mcs; 1613bdcd8170SKalle Valo } 1614bdcd8170SKalle Valo 1615bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH; 1616bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_MCS; 1617bdcd8170SKalle Valo } else { 16189a730834SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 16199a730834SKalle Valo "invalid rate from stats: %d\n", rate); 16209a730834SKalle Valo ath6kl_debug_war(ar, ATH6KL_WAR_INVALID_RATE); 1621bdcd8170SKalle Valo return 0; 1622bdcd8170SKalle Valo } 1623bdcd8170SKalle Valo 1624bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_TX_BITRATE; 1625bdcd8170SKalle Valo 162659c98449SVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags) && 162759c98449SVasanthakumar Thiagarajan test_bit(DTIM_PERIOD_AVAIL, &vif->flags) && 1628f5938f24SVasanthakumar Thiagarajan vif->nw_type == INFRA_NETWORK) { 162932c10874SJouni Malinen sinfo->filled |= STATION_INFO_BSS_PARAM; 163032c10874SJouni Malinen sinfo->bss_param.flags = 0; 1631cf5333d7SVasanthakumar Thiagarajan sinfo->bss_param.dtim_period = vif->assoc_bss_dtim_period; 1632cf5333d7SVasanthakumar Thiagarajan sinfo->bss_param.beacon_interval = vif->assoc_bss_beacon_int; 163332c10874SJouni Malinen } 163432c10874SJouni Malinen 1635bdcd8170SKalle Valo return 0; 1636bdcd8170SKalle Valo } 1637bdcd8170SKalle Valo 1638bdcd8170SKalle Valo static int ath6kl_set_pmksa(struct wiphy *wiphy, struct net_device *netdev, 1639bdcd8170SKalle Valo struct cfg80211_pmksa *pmksa) 1640bdcd8170SKalle Valo { 1641bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(netdev); 1642334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(netdev); 1643334234b5SVasanthakumar Thiagarajan 1644334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_setpmkid_cmd(ar->wmi, vif->fw_vif_idx, pmksa->bssid, 1645bdcd8170SKalle Valo pmksa->pmkid, true); 1646bdcd8170SKalle Valo } 1647bdcd8170SKalle Valo 1648bdcd8170SKalle Valo static int ath6kl_del_pmksa(struct wiphy *wiphy, struct net_device *netdev, 1649bdcd8170SKalle Valo struct cfg80211_pmksa *pmksa) 1650bdcd8170SKalle Valo { 1651bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(netdev); 1652334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(netdev); 1653334234b5SVasanthakumar Thiagarajan 1654334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_setpmkid_cmd(ar->wmi, vif->fw_vif_idx, pmksa->bssid, 1655bdcd8170SKalle Valo pmksa->pmkid, false); 1656bdcd8170SKalle Valo } 1657bdcd8170SKalle Valo 1658bdcd8170SKalle Valo static int ath6kl_flush_pmksa(struct wiphy *wiphy, struct net_device *netdev) 1659bdcd8170SKalle Valo { 1660bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(netdev); 166159c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(netdev); 166259c98449SVasanthakumar Thiagarajan 166359c98449SVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags)) 1664334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_setpmkid_cmd(ar->wmi, vif->fw_vif_idx, 1665334234b5SVasanthakumar Thiagarajan vif->bssid, NULL, false); 1666bdcd8170SKalle Valo return 0; 1667bdcd8170SKalle Valo } 1668bdcd8170SKalle Valo 16696cb3c714SRaja Mani static int ath6kl_wow_suspend(struct ath6kl *ar, struct cfg80211_wowlan *wow) 16706cb3c714SRaja Mani { 16716cb3c714SRaja Mani struct ath6kl_vif *vif; 16726cb3c714SRaja Mani int ret, pos, left; 16736cb3c714SRaja Mani u32 filter = 0; 16746cb3c714SRaja Mani u16 i; 16756cb3c714SRaja Mani u8 mask[WOW_MASK_SIZE]; 16766cb3c714SRaja Mani 16776cb3c714SRaja Mani vif = ath6kl_vif_first(ar); 16786cb3c714SRaja Mani if (!vif) 16796cb3c714SRaja Mani return -EIO; 16806cb3c714SRaja Mani 16816cb3c714SRaja Mani if (!ath6kl_cfg80211_ready(vif)) 16826cb3c714SRaja Mani return -EIO; 16836cb3c714SRaja Mani 16846cb3c714SRaja Mani if (!test_bit(CONNECTED, &vif->flags)) 16856cb3c714SRaja Mani return -EINVAL; 16866cb3c714SRaja Mani 16876cb3c714SRaja Mani /* Clear existing WOW patterns */ 16886cb3c714SRaja Mani for (i = 0; i < WOW_MAX_FILTERS_PER_LIST; i++) 16896cb3c714SRaja Mani ath6kl_wmi_del_wow_pattern_cmd(ar->wmi, vif->fw_vif_idx, 16906cb3c714SRaja Mani WOW_LIST_ID, i); 16916cb3c714SRaja Mani /* Configure new WOW patterns */ 16926cb3c714SRaja Mani for (i = 0; i < wow->n_patterns; i++) { 16936cb3c714SRaja Mani 16946cb3c714SRaja Mani /* 16956cb3c714SRaja Mani * Convert given nl80211 specific mask value to equivalent 16966cb3c714SRaja Mani * driver specific mask value and send it to the chip along 16976cb3c714SRaja Mani * with patterns. For example, If the mask value defined in 16986cb3c714SRaja Mani * struct cfg80211_wowlan is 0xA (equivalent binary is 1010), 16996cb3c714SRaja Mani * then equivalent driver specific mask value is 17006cb3c714SRaja Mani * "0xFF 0x00 0xFF 0x00". 17016cb3c714SRaja Mani */ 17026cb3c714SRaja Mani memset(&mask, 0, sizeof(mask)); 17036cb3c714SRaja Mani for (pos = 0; pos < wow->patterns[i].pattern_len; pos++) { 17046cb3c714SRaja Mani if (wow->patterns[i].mask[pos / 8] & (0x1 << (pos % 8))) 17056cb3c714SRaja Mani mask[pos] = 0xFF; 17066cb3c714SRaja Mani } 17076cb3c714SRaja Mani /* 17086cb3c714SRaja Mani * Note: Pattern's offset is not passed as part of wowlan 17096cb3c714SRaja Mani * parameter from CFG layer. So it's always passed as ZERO 17106cb3c714SRaja Mani * to the firmware. It means, given WOW patterns are always 17116cb3c714SRaja Mani * matched from the first byte of received pkt in the firmware. 17126cb3c714SRaja Mani */ 17136cb3c714SRaja Mani ret = ath6kl_wmi_add_wow_pattern_cmd(ar->wmi, 17146cb3c714SRaja Mani vif->fw_vif_idx, WOW_LIST_ID, 17156cb3c714SRaja Mani wow->patterns[i].pattern_len, 17166cb3c714SRaja Mani 0 /* pattern offset */, 17176cb3c714SRaja Mani wow->patterns[i].pattern, mask); 17186cb3c714SRaja Mani if (ret) 17196cb3c714SRaja Mani return ret; 17206cb3c714SRaja Mani } 17216cb3c714SRaja Mani 17226cb3c714SRaja Mani if (wow->disconnect) 17236cb3c714SRaja Mani filter |= WOW_FILTER_OPTION_NWK_DISASSOC; 17246cb3c714SRaja Mani 17256cb3c714SRaja Mani if (wow->magic_pkt) 17266cb3c714SRaja Mani filter |= WOW_FILTER_OPTION_MAGIC_PACKET; 17276cb3c714SRaja Mani 17286cb3c714SRaja Mani if (wow->gtk_rekey_failure) 17296cb3c714SRaja Mani filter |= WOW_FILTER_OPTION_GTK_ERROR; 17306cb3c714SRaja Mani 17316cb3c714SRaja Mani if (wow->eap_identity_req) 17326cb3c714SRaja Mani filter |= WOW_FILTER_OPTION_EAP_REQ; 17336cb3c714SRaja Mani 17346cb3c714SRaja Mani if (wow->four_way_handshake) 17356cb3c714SRaja Mani filter |= WOW_FILTER_OPTION_8021X_4WAYHS; 17366cb3c714SRaja Mani 17376cb3c714SRaja Mani ret = ath6kl_wmi_set_wow_mode_cmd(ar->wmi, vif->fw_vif_idx, 17386cb3c714SRaja Mani ATH6KL_WOW_MODE_ENABLE, 17396cb3c714SRaja Mani filter, 17406cb3c714SRaja Mani WOW_HOST_REQ_DELAY); 17416cb3c714SRaja Mani if (ret) 17426cb3c714SRaja Mani return ret; 17436cb3c714SRaja Mani 17446cb3c714SRaja Mani ret = ath6kl_wmi_set_host_sleep_mode_cmd(ar->wmi, vif->fw_vif_idx, 17456cb3c714SRaja Mani ATH6KL_HOST_MODE_ASLEEP); 17466cb3c714SRaja Mani if (ret) 17476cb3c714SRaja Mani return ret; 17486cb3c714SRaja Mani 17496cb3c714SRaja Mani if (ar->tx_pending[ar->ctrl_ep]) { 17506cb3c714SRaja Mani left = wait_event_interruptible_timeout(ar->event_wq, 17516cb3c714SRaja Mani ar->tx_pending[ar->ctrl_ep] == 0, WMI_TIMEOUT); 17526cb3c714SRaja Mani if (left == 0) { 17536cb3c714SRaja Mani ath6kl_warn("clear wmi ctrl data timeout\n"); 17546cb3c714SRaja Mani ret = -ETIMEDOUT; 17556cb3c714SRaja Mani } else if (left < 0) { 17566cb3c714SRaja Mani ath6kl_warn("clear wmi ctrl data failed: %d\n", left); 17576cb3c714SRaja Mani ret = left; 17586cb3c714SRaja Mani } 17596cb3c714SRaja Mani } 17606cb3c714SRaja Mani 17616cb3c714SRaja Mani return ret; 17626cb3c714SRaja Mani } 17636cb3c714SRaja Mani 17646cb3c714SRaja Mani static int ath6kl_wow_resume(struct ath6kl *ar) 17656cb3c714SRaja Mani { 17666cb3c714SRaja Mani struct ath6kl_vif *vif; 17676cb3c714SRaja Mani int ret; 17686cb3c714SRaja Mani 17696cb3c714SRaja Mani vif = ath6kl_vif_first(ar); 17706cb3c714SRaja Mani if (!vif) 17716cb3c714SRaja Mani return -EIO; 17726cb3c714SRaja Mani 17736cb3c714SRaja Mani ret = ath6kl_wmi_set_host_sleep_mode_cmd(ar->wmi, vif->fw_vif_idx, 17746cb3c714SRaja Mani ATH6KL_HOST_MODE_AWAKE); 17756cb3c714SRaja Mani return ret; 17766cb3c714SRaja Mani } 17776cb3c714SRaja Mani 177852d81a68SKalle Valo int ath6kl_cfg80211_suspend(struct ath6kl *ar, 17790f60e9f4SRaja Mani enum ath6kl_cfg_suspend_mode mode, 17800f60e9f4SRaja Mani struct cfg80211_wowlan *wow) 178152d81a68SKalle Valo { 178252d81a68SKalle Valo int ret; 178352d81a68SKalle Valo 178452d81a68SKalle Valo switch (mode) { 1785d7c44e0bSRaja Mani case ATH6KL_CFG_SUSPEND_WOW: 1786d7c44e0bSRaja Mani 1787d7c44e0bSRaja Mani ath6kl_dbg(ATH6KL_DBG_SUSPEND, "wow mode suspend\n"); 1788d7c44e0bSRaja Mani 1789d7c44e0bSRaja Mani /* Flush all non control pkts in TX path */ 1790d7c44e0bSRaja Mani ath6kl_tx_data_cleanup(ar); 1791d7c44e0bSRaja Mani 1792d7c44e0bSRaja Mani ret = ath6kl_wow_suspend(ar, wow); 1793d7c44e0bSRaja Mani if (ret) { 1794d7c44e0bSRaja Mani ath6kl_err("wow suspend failed: %d\n", ret); 1795d7c44e0bSRaja Mani return ret; 1796d7c44e0bSRaja Mani } 1797d7c44e0bSRaja Mani ar->state = ATH6KL_STATE_WOW; 1798d7c44e0bSRaja Mani break; 1799d7c44e0bSRaja Mani 180052d81a68SKalle Valo case ATH6KL_CFG_SUSPEND_DEEPSLEEP: 1801524441e3SRaja Mani 1802524441e3SRaja Mani ath6kl_cfg80211_stop(ar); 1803524441e3SRaja Mani 180452d81a68SKalle Valo /* save the current power mode before enabling power save */ 180552d81a68SKalle Valo ar->wmi->saved_pwr_mode = ar->wmi->pwr_mode; 180652d81a68SKalle Valo 180752d81a68SKalle Valo ret = ath6kl_wmi_powermode_cmd(ar->wmi, 0, REC_POWER); 180852d81a68SKalle Valo if (ret) { 180952d81a68SKalle Valo ath6kl_warn("wmi powermode command failed during suspend: %d\n", 181052d81a68SKalle Valo ret); 181152d81a68SKalle Valo } 181252d81a68SKalle Valo 181376a9fbe2SKalle Valo ar->state = ATH6KL_STATE_DEEPSLEEP; 181476a9fbe2SKalle Valo 181552d81a68SKalle Valo break; 1816b4b2a0b1SKalle Valo 1817b4b2a0b1SKalle Valo case ATH6KL_CFG_SUSPEND_CUTPOWER: 1818524441e3SRaja Mani 1819524441e3SRaja Mani ath6kl_cfg80211_stop(ar); 1820524441e3SRaja Mani 1821b4b2a0b1SKalle Valo if (ar->state == ATH6KL_STATE_OFF) { 1822b4b2a0b1SKalle Valo ath6kl_dbg(ATH6KL_DBG_SUSPEND, 1823b4b2a0b1SKalle Valo "suspend hw off, no action for cutpower\n"); 1824b4b2a0b1SKalle Valo break; 1825b4b2a0b1SKalle Valo } 1826b4b2a0b1SKalle Valo 1827b4b2a0b1SKalle Valo ath6kl_dbg(ATH6KL_DBG_SUSPEND, "suspend cutting power\n"); 1828b4b2a0b1SKalle Valo 1829b4b2a0b1SKalle Valo ret = ath6kl_init_hw_stop(ar); 1830b4b2a0b1SKalle Valo if (ret) { 1831b4b2a0b1SKalle Valo ath6kl_warn("failed to stop hw during suspend: %d\n", 1832b4b2a0b1SKalle Valo ret); 1833b4b2a0b1SKalle Valo } 1834b4b2a0b1SKalle Valo 1835b4b2a0b1SKalle Valo ar->state = ATH6KL_STATE_CUTPOWER; 1836b4b2a0b1SKalle Valo 1837b4b2a0b1SKalle Valo break; 1838b4b2a0b1SKalle Valo 1839b4b2a0b1SKalle Valo default: 1840b4b2a0b1SKalle Valo break; 184152d81a68SKalle Valo } 184252d81a68SKalle Valo 184352d81a68SKalle Valo return 0; 184452d81a68SKalle Valo } 184552d81a68SKalle Valo 184652d81a68SKalle Valo int ath6kl_cfg80211_resume(struct ath6kl *ar) 184752d81a68SKalle Valo { 184876a9fbe2SKalle Valo int ret; 184976a9fbe2SKalle Valo 185076a9fbe2SKalle Valo switch (ar->state) { 1851d7c44e0bSRaja Mani case ATH6KL_STATE_WOW: 1852d7c44e0bSRaja Mani ath6kl_dbg(ATH6KL_DBG_SUSPEND, "wow mode resume\n"); 1853d7c44e0bSRaja Mani 1854d7c44e0bSRaja Mani ret = ath6kl_wow_resume(ar); 1855d7c44e0bSRaja Mani if (ret) { 1856d7c44e0bSRaja Mani ath6kl_warn("wow mode resume failed: %d\n", ret); 1857d7c44e0bSRaja Mani return ret; 1858d7c44e0bSRaja Mani } 1859d7c44e0bSRaja Mani 1860d7c44e0bSRaja Mani ar->state = ATH6KL_STATE_ON; 1861d7c44e0bSRaja Mani break; 1862d7c44e0bSRaja Mani 186376a9fbe2SKalle Valo case ATH6KL_STATE_DEEPSLEEP: 186452d81a68SKalle Valo if (ar->wmi->pwr_mode != ar->wmi->saved_pwr_mode) { 186576a9fbe2SKalle Valo ret = ath6kl_wmi_powermode_cmd(ar->wmi, 0, 186676a9fbe2SKalle Valo ar->wmi->saved_pwr_mode); 186776a9fbe2SKalle Valo if (ret) { 186876a9fbe2SKalle Valo ath6kl_warn("wmi powermode command failed during resume: %d\n", 186976a9fbe2SKalle Valo ret); 187076a9fbe2SKalle Valo } 187176a9fbe2SKalle Valo } 187276a9fbe2SKalle Valo 187376a9fbe2SKalle Valo ar->state = ATH6KL_STATE_ON; 187476a9fbe2SKalle Valo 187576a9fbe2SKalle Valo break; 187676a9fbe2SKalle Valo 1877b4b2a0b1SKalle Valo case ATH6KL_STATE_CUTPOWER: 1878b4b2a0b1SKalle Valo ath6kl_dbg(ATH6KL_DBG_SUSPEND, "resume restoring power\n"); 1879b4b2a0b1SKalle Valo 1880b4b2a0b1SKalle Valo ret = ath6kl_init_hw_start(ar); 1881b4b2a0b1SKalle Valo if (ret) { 1882b4b2a0b1SKalle Valo ath6kl_warn("Failed to boot hw in resume: %d\n", ret); 1883b4b2a0b1SKalle Valo return ret; 1884b4b2a0b1SKalle Valo } 1885d7c44e0bSRaja Mani break; 1886b4b2a0b1SKalle Valo 188776a9fbe2SKalle Valo default: 188876a9fbe2SKalle Valo break; 188952d81a68SKalle Valo } 189052d81a68SKalle Valo 189152d81a68SKalle Valo return 0; 189252d81a68SKalle Valo } 189352d81a68SKalle Valo 1894abcb344bSKalle Valo #ifdef CONFIG_PM 189552d81a68SKalle Valo 189652d81a68SKalle Valo /* hif layer decides what suspend mode to use */ 189752d81a68SKalle Valo static int __ath6kl_cfg80211_suspend(struct wiphy *wiphy, 1898abcb344bSKalle Valo struct cfg80211_wowlan *wow) 1899abcb344bSKalle Valo { 1900abcb344bSKalle Valo struct ath6kl *ar = wiphy_priv(wiphy); 1901abcb344bSKalle Valo 19020f60e9f4SRaja Mani return ath6kl_hif_suspend(ar, wow); 1903abcb344bSKalle Valo } 1904aa6cffc1SChilam Ng 190552d81a68SKalle Valo static int __ath6kl_cfg80211_resume(struct wiphy *wiphy) 1906aa6cffc1SChilam Ng { 1907aa6cffc1SChilam Ng struct ath6kl *ar = wiphy_priv(wiphy); 1908aa6cffc1SChilam Ng 1909aa6cffc1SChilam Ng return ath6kl_hif_resume(ar); 1910aa6cffc1SChilam Ng } 1911a918fb3cSRaja Mani 1912a918fb3cSRaja Mani /* 1913a918fb3cSRaja Mani * FIXME: WOW suspend mode is selected if the host sdio controller supports 1914a918fb3cSRaja Mani * both sdio irq wake up and keep power. The target pulls sdio data line to 1915a918fb3cSRaja Mani * wake up the host when WOW pattern matches. This causes sdio irq handler 1916a918fb3cSRaja Mani * is being called in the host side which internally hits ath6kl's RX path. 1917a918fb3cSRaja Mani * 1918a918fb3cSRaja Mani * Since sdio interrupt is not disabled, RX path executes even before 1919a918fb3cSRaja Mani * the host executes the actual resume operation from PM module. 1920a918fb3cSRaja Mani * 1921a918fb3cSRaja Mani * In the current scenario, WOW resume should happen before start processing 1922a918fb3cSRaja Mani * any data from the target. So It's required to perform WOW resume in RX path. 1923a918fb3cSRaja Mani * Ideally we should perform WOW resume only in the actual platform 1924a918fb3cSRaja Mani * resume path. This area needs bit rework to avoid WOW resume in RX path. 1925a918fb3cSRaja Mani * 1926a918fb3cSRaja Mani * ath6kl_check_wow_status() is called from ath6kl_rx(). 1927a918fb3cSRaja Mani */ 1928a918fb3cSRaja Mani void ath6kl_check_wow_status(struct ath6kl *ar) 1929a918fb3cSRaja Mani { 1930a918fb3cSRaja Mani if (ar->state == ATH6KL_STATE_WOW) 1931a918fb3cSRaja Mani ath6kl_cfg80211_resume(ar); 1932a918fb3cSRaja Mani } 1933a918fb3cSRaja Mani 1934a918fb3cSRaja Mani #else 1935a918fb3cSRaja Mani 1936a918fb3cSRaja Mani void ath6kl_check_wow_status(struct ath6kl *ar) 1937a918fb3cSRaja Mani { 1938a918fb3cSRaja Mani } 1939abcb344bSKalle Valo #endif 1940abcb344bSKalle Valo 19416a7c9badSJouni Malinen static int ath6kl_set_channel(struct wiphy *wiphy, struct net_device *dev, 19426a7c9badSJouni Malinen struct ieee80211_channel *chan, 19436a7c9badSJouni Malinen enum nl80211_channel_type channel_type) 19446a7c9badSJouni Malinen { 1945cf5333d7SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 19466a7c9badSJouni Malinen 1947990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 19486a7c9badSJouni Malinen return -EIO; 19496a7c9badSJouni Malinen 19506a7c9badSJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: center_freq=%u hw_value=%u\n", 19516a7c9badSJouni Malinen __func__, chan->center_freq, chan->hw_value); 1952cf5333d7SVasanthakumar Thiagarajan vif->next_chan = chan->center_freq; 19536a7c9badSJouni Malinen 19546a7c9badSJouni Malinen return 0; 19556a7c9badSJouni Malinen } 19566a7c9badSJouni Malinen 19578bdfbf40SJouni Malinen static bool ath6kl_is_p2p_ie(const u8 *pos) 19588bdfbf40SJouni Malinen { 19598bdfbf40SJouni Malinen return pos[0] == WLAN_EID_VENDOR_SPECIFIC && pos[1] >= 4 && 19608bdfbf40SJouni Malinen pos[2] == 0x50 && pos[3] == 0x6f && 19618bdfbf40SJouni Malinen pos[4] == 0x9a && pos[5] == 0x09; 19628bdfbf40SJouni Malinen } 19638bdfbf40SJouni Malinen 1964334234b5SVasanthakumar Thiagarajan static int ath6kl_set_ap_probe_resp_ies(struct ath6kl_vif *vif, 1965334234b5SVasanthakumar Thiagarajan const u8 *ies, size_t ies_len) 19668bdfbf40SJouni Malinen { 1967334234b5SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 19688bdfbf40SJouni Malinen const u8 *pos; 19698bdfbf40SJouni Malinen u8 *buf = NULL; 19708bdfbf40SJouni Malinen size_t len = 0; 19718bdfbf40SJouni Malinen int ret; 19728bdfbf40SJouni Malinen 19738bdfbf40SJouni Malinen /* 19748bdfbf40SJouni Malinen * Filter out P2P IE(s) since they will be included depending on 19758bdfbf40SJouni Malinen * the Probe Request frame in ath6kl_send_go_probe_resp(). 19768bdfbf40SJouni Malinen */ 19778bdfbf40SJouni Malinen 19788bdfbf40SJouni Malinen if (ies && ies_len) { 19798bdfbf40SJouni Malinen buf = kmalloc(ies_len, GFP_KERNEL); 19808bdfbf40SJouni Malinen if (buf == NULL) 19818bdfbf40SJouni Malinen return -ENOMEM; 19828bdfbf40SJouni Malinen pos = ies; 19838bdfbf40SJouni Malinen while (pos + 1 < ies + ies_len) { 19848bdfbf40SJouni Malinen if (pos + 2 + pos[1] > ies + ies_len) 19858bdfbf40SJouni Malinen break; 19868bdfbf40SJouni Malinen if (!ath6kl_is_p2p_ie(pos)) { 19878bdfbf40SJouni Malinen memcpy(buf + len, pos, 2 + pos[1]); 19888bdfbf40SJouni Malinen len += 2 + pos[1]; 19898bdfbf40SJouni Malinen } 19908bdfbf40SJouni Malinen pos += 2 + pos[1]; 19918bdfbf40SJouni Malinen } 19928bdfbf40SJouni Malinen } 19938bdfbf40SJouni Malinen 1994334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, 1995334234b5SVasanthakumar Thiagarajan WMI_FRAME_PROBE_RESP, buf, len); 19968bdfbf40SJouni Malinen kfree(buf); 19978bdfbf40SJouni Malinen return ret; 19988bdfbf40SJouni Malinen } 19998bdfbf40SJouni Malinen 20006a7c9badSJouni Malinen static int ath6kl_ap_beacon(struct wiphy *wiphy, struct net_device *dev, 20016a7c9badSJouni Malinen struct beacon_parameters *info, bool add) 20026a7c9badSJouni Malinen { 20036a7c9badSJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 20043450334fSVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 20056a7c9badSJouni Malinen struct ieee80211_mgmt *mgmt; 20066a7c9badSJouni Malinen u8 *ies; 20076a7c9badSJouni Malinen int ies_len; 20086a7c9badSJouni Malinen struct wmi_connect_cmd p; 20096a7c9badSJouni Malinen int res; 2010be5abaafSVasanthakumar Thiagarajan int i, ret; 20116a7c9badSJouni Malinen 20126a7c9badSJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: add=%d\n", __func__, add); 20136a7c9badSJouni Malinen 2014990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 20156a7c9badSJouni Malinen return -EIO; 20166a7c9badSJouni Malinen 2017f5938f24SVasanthakumar Thiagarajan if (vif->next_mode != AP_NETWORK) 20186a7c9badSJouni Malinen return -EOPNOTSUPP; 20196a7c9badSJouni Malinen 20206a7c9badSJouni Malinen if (info->beacon_ies) { 2021334234b5SVasanthakumar Thiagarajan res = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, 2022334234b5SVasanthakumar Thiagarajan WMI_FRAME_BEACON, 20236a7c9badSJouni Malinen info->beacon_ies, 20246a7c9badSJouni Malinen info->beacon_ies_len); 20256a7c9badSJouni Malinen if (res) 20266a7c9badSJouni Malinen return res; 20276a7c9badSJouni Malinen } 20286a7c9badSJouni Malinen if (info->proberesp_ies) { 2029334234b5SVasanthakumar Thiagarajan res = ath6kl_set_ap_probe_resp_ies(vif, info->proberesp_ies, 20306a7c9badSJouni Malinen info->proberesp_ies_len); 20316a7c9badSJouni Malinen if (res) 20326a7c9badSJouni Malinen return res; 20336a7c9badSJouni Malinen } 20346a7c9badSJouni Malinen if (info->assocresp_ies) { 2035334234b5SVasanthakumar Thiagarajan res = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, 2036334234b5SVasanthakumar Thiagarajan WMI_FRAME_ASSOC_RESP, 20376a7c9badSJouni Malinen info->assocresp_ies, 20386a7c9badSJouni Malinen info->assocresp_ies_len); 20396a7c9badSJouni Malinen if (res) 20406a7c9badSJouni Malinen return res; 20416a7c9badSJouni Malinen } 20426a7c9badSJouni Malinen 20436a7c9badSJouni Malinen if (!add) 20446a7c9badSJouni Malinen return 0; 20456a7c9badSJouni Malinen 20469a5b1318SJouni Malinen ar->ap_mode_bkey.valid = false; 20479a5b1318SJouni Malinen 20486a7c9badSJouni Malinen /* TODO: 20496a7c9badSJouni Malinen * info->interval 20506a7c9badSJouni Malinen * info->dtim_period 20516a7c9badSJouni Malinen */ 20526a7c9badSJouni Malinen 20536a7c9badSJouni Malinen if (info->head == NULL) 20546a7c9badSJouni Malinen return -EINVAL; 20556a7c9badSJouni Malinen mgmt = (struct ieee80211_mgmt *) info->head; 20566a7c9badSJouni Malinen ies = mgmt->u.beacon.variable; 20576a7c9badSJouni Malinen if (ies > info->head + info->head_len) 20586a7c9badSJouni Malinen return -EINVAL; 20596a7c9badSJouni Malinen ies_len = info->head + info->head_len - ies; 20606a7c9badSJouni Malinen 20616a7c9badSJouni Malinen if (info->ssid == NULL) 20626a7c9badSJouni Malinen return -EINVAL; 20633450334fSVasanthakumar Thiagarajan memcpy(vif->ssid, info->ssid, info->ssid_len); 20643450334fSVasanthakumar Thiagarajan vif->ssid_len = info->ssid_len; 20656a7c9badSJouni Malinen if (info->hidden_ssid != NL80211_HIDDEN_SSID_NOT_IN_USE) 20666a7c9badSJouni Malinen return -EOPNOTSUPP; /* TODO */ 20676a7c9badSJouni Malinen 2068be5abaafSVasanthakumar Thiagarajan ret = ath6kl_set_auth_type(vif, info->auth_type); 2069be5abaafSVasanthakumar Thiagarajan if (ret) 2070be5abaafSVasanthakumar Thiagarajan return ret; 20716a7c9badSJouni Malinen 20726a7c9badSJouni Malinen memset(&p, 0, sizeof(p)); 20736a7c9badSJouni Malinen 20746a7c9badSJouni Malinen for (i = 0; i < info->crypto.n_akm_suites; i++) { 20756a7c9badSJouni Malinen switch (info->crypto.akm_suites[i]) { 20766a7c9badSJouni Malinen case WLAN_AKM_SUITE_8021X: 20776a7c9badSJouni Malinen if (info->crypto.wpa_versions & NL80211_WPA_VERSION_1) 20786a7c9badSJouni Malinen p.auth_mode |= WPA_AUTH; 20796a7c9badSJouni Malinen if (info->crypto.wpa_versions & NL80211_WPA_VERSION_2) 20806a7c9badSJouni Malinen p.auth_mode |= WPA2_AUTH; 20816a7c9badSJouni Malinen break; 20826a7c9badSJouni Malinen case WLAN_AKM_SUITE_PSK: 20836a7c9badSJouni Malinen if (info->crypto.wpa_versions & NL80211_WPA_VERSION_1) 20846a7c9badSJouni Malinen p.auth_mode |= WPA_PSK_AUTH; 20856a7c9badSJouni Malinen if (info->crypto.wpa_versions & NL80211_WPA_VERSION_2) 20866a7c9badSJouni Malinen p.auth_mode |= WPA2_PSK_AUTH; 20876a7c9badSJouni Malinen break; 20886a7c9badSJouni Malinen } 20896a7c9badSJouni Malinen } 20906a7c9badSJouni Malinen if (p.auth_mode == 0) 20916a7c9badSJouni Malinen p.auth_mode = NONE_AUTH; 20923450334fSVasanthakumar Thiagarajan vif->auth_mode = p.auth_mode; 20936a7c9badSJouni Malinen 20946a7c9badSJouni Malinen for (i = 0; i < info->crypto.n_ciphers_pairwise; i++) { 20956a7c9badSJouni Malinen switch (info->crypto.ciphers_pairwise[i]) { 20966a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_WEP40: 20976a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_WEP104: 20986a7c9badSJouni Malinen p.prwise_crypto_type |= WEP_CRYPT; 20996a7c9badSJouni Malinen break; 21006a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_TKIP: 21016a7c9badSJouni Malinen p.prwise_crypto_type |= TKIP_CRYPT; 21026a7c9badSJouni Malinen break; 21036a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_CCMP: 21046a7c9badSJouni Malinen p.prwise_crypto_type |= AES_CRYPT; 21056a7c9badSJouni Malinen break; 2106b8214df1SDai Shuibing case WLAN_CIPHER_SUITE_SMS4: 2107b8214df1SDai Shuibing p.prwise_crypto_type |= WAPI_CRYPT; 2108b8214df1SDai Shuibing break; 21096a7c9badSJouni Malinen } 21106a7c9badSJouni Malinen } 2111229ed6b5SEdward Lu if (p.prwise_crypto_type == 0) { 21126a7c9badSJouni Malinen p.prwise_crypto_type = NONE_CRYPT; 2113240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, 0, true); 2114229ed6b5SEdward Lu } else if (info->crypto.n_ciphers_pairwise == 1) 2115240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, info->crypto.ciphers_pairwise[0], true); 21166a7c9badSJouni Malinen 21176a7c9badSJouni Malinen switch (info->crypto.cipher_group) { 21186a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_WEP40: 21196a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_WEP104: 21206a7c9badSJouni Malinen p.grp_crypto_type = WEP_CRYPT; 21216a7c9badSJouni Malinen break; 21226a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_TKIP: 21236a7c9badSJouni Malinen p.grp_crypto_type = TKIP_CRYPT; 21246a7c9badSJouni Malinen break; 21256a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_CCMP: 21266a7c9badSJouni Malinen p.grp_crypto_type = AES_CRYPT; 21276a7c9badSJouni Malinen break; 2128b8214df1SDai Shuibing case WLAN_CIPHER_SUITE_SMS4: 2129b8214df1SDai Shuibing p.grp_crypto_type = WAPI_CRYPT; 2130b8214df1SDai Shuibing break; 21316a7c9badSJouni Malinen default: 21326a7c9badSJouni Malinen p.grp_crypto_type = NONE_CRYPT; 21336a7c9badSJouni Malinen break; 21346a7c9badSJouni Malinen } 2135240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, info->crypto.cipher_group, false); 21366a7c9badSJouni Malinen 21376a7c9badSJouni Malinen p.nw_type = AP_NETWORK; 2138f5938f24SVasanthakumar Thiagarajan vif->nw_type = vif->next_mode; 21396a7c9badSJouni Malinen 21403450334fSVasanthakumar Thiagarajan p.ssid_len = vif->ssid_len; 21413450334fSVasanthakumar Thiagarajan memcpy(p.ssid, vif->ssid, vif->ssid_len); 21423450334fSVasanthakumar Thiagarajan p.dot11_auth_mode = vif->dot11_auth_mode; 2143cf5333d7SVasanthakumar Thiagarajan p.ch = cpu_to_le16(vif->next_chan); 21446a7c9badSJouni Malinen 2145334234b5SVasanthakumar Thiagarajan res = ath6kl_wmi_ap_profile_commit(ar->wmi, vif->fw_vif_idx, &p); 21469a5b1318SJouni Malinen if (res < 0) 21479a5b1318SJouni Malinen return res; 21489a5b1318SJouni Malinen 21499a5b1318SJouni Malinen return 0; 21506a7c9badSJouni Malinen } 21516a7c9badSJouni Malinen 21526a7c9badSJouni Malinen static int ath6kl_add_beacon(struct wiphy *wiphy, struct net_device *dev, 21536a7c9badSJouni Malinen struct beacon_parameters *info) 21546a7c9badSJouni Malinen { 21556a7c9badSJouni Malinen return ath6kl_ap_beacon(wiphy, dev, info, true); 21566a7c9badSJouni Malinen } 21576a7c9badSJouni Malinen 21586a7c9badSJouni Malinen static int ath6kl_set_beacon(struct wiphy *wiphy, struct net_device *dev, 21596a7c9badSJouni Malinen struct beacon_parameters *info) 21606a7c9badSJouni Malinen { 21616a7c9badSJouni Malinen return ath6kl_ap_beacon(wiphy, dev, info, false); 21626a7c9badSJouni Malinen } 21636a7c9badSJouni Malinen 21646a7c9badSJouni Malinen static int ath6kl_del_beacon(struct wiphy *wiphy, struct net_device *dev) 21656a7c9badSJouni Malinen { 21666a7c9badSJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 216759c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 21686a7c9badSJouni Malinen 2169f5938f24SVasanthakumar Thiagarajan if (vif->nw_type != AP_NETWORK) 21706a7c9badSJouni Malinen return -EOPNOTSUPP; 217159c98449SVasanthakumar Thiagarajan if (!test_bit(CONNECTED, &vif->flags)) 21726a7c9badSJouni Malinen return -ENOTCONN; 21736a7c9badSJouni Malinen 2174334234b5SVasanthakumar Thiagarajan ath6kl_wmi_disconnect_cmd(ar->wmi, vif->fw_vif_idx); 217559c98449SVasanthakumar Thiagarajan clear_bit(CONNECTED, &vif->flags); 21766a7c9badSJouni Malinen 21776a7c9badSJouni Malinen return 0; 21786a7c9badSJouni Malinen } 21796a7c9badSJouni Malinen 218023875136SJouni Malinen static int ath6kl_change_station(struct wiphy *wiphy, struct net_device *dev, 218123875136SJouni Malinen u8 *mac, struct station_parameters *params) 218223875136SJouni Malinen { 218323875136SJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 2184f5938f24SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 218523875136SJouni Malinen 2186f5938f24SVasanthakumar Thiagarajan if (vif->nw_type != AP_NETWORK) 218723875136SJouni Malinen return -EOPNOTSUPP; 218823875136SJouni Malinen 218923875136SJouni Malinen /* Use this only for authorizing/unauthorizing a station */ 219023875136SJouni Malinen if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))) 219123875136SJouni Malinen return -EOPNOTSUPP; 219223875136SJouni Malinen 219323875136SJouni Malinen if (params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED)) 2194334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_ap_set_mlme(ar->wmi, vif->fw_vif_idx, 2195334234b5SVasanthakumar Thiagarajan WMI_AP_MLME_AUTHORIZE, mac, 0); 2196334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_ap_set_mlme(ar->wmi, vif->fw_vif_idx, 2197334234b5SVasanthakumar Thiagarajan WMI_AP_MLME_UNAUTHORIZE, mac, 0); 219823875136SJouni Malinen } 219923875136SJouni Malinen 220063fa1e0cSJouni Malinen static int ath6kl_remain_on_channel(struct wiphy *wiphy, 220163fa1e0cSJouni Malinen struct net_device *dev, 220263fa1e0cSJouni Malinen struct ieee80211_channel *chan, 220363fa1e0cSJouni Malinen enum nl80211_channel_type channel_type, 220463fa1e0cSJouni Malinen unsigned int duration, 220563fa1e0cSJouni Malinen u64 *cookie) 220663fa1e0cSJouni Malinen { 220763fa1e0cSJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 2208334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 22091052261eSJouni Malinen u32 id; 221063fa1e0cSJouni Malinen 221163fa1e0cSJouni Malinen /* TODO: if already pending or ongoing remain-on-channel, 221263fa1e0cSJouni Malinen * return -EBUSY */ 22131052261eSJouni Malinen id = ++vif->last_roc_id; 22141052261eSJouni Malinen if (id == 0) { 22151052261eSJouni Malinen /* Do not use 0 as the cookie value */ 22161052261eSJouni Malinen id = ++vif->last_roc_id; 22171052261eSJouni Malinen } 22181052261eSJouni Malinen *cookie = id; 221963fa1e0cSJouni Malinen 2220334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_remain_on_chnl_cmd(ar->wmi, vif->fw_vif_idx, 2221334234b5SVasanthakumar Thiagarajan chan->center_freq, duration); 222263fa1e0cSJouni Malinen } 222363fa1e0cSJouni Malinen 222463fa1e0cSJouni Malinen static int ath6kl_cancel_remain_on_channel(struct wiphy *wiphy, 222563fa1e0cSJouni Malinen struct net_device *dev, 222663fa1e0cSJouni Malinen u64 cookie) 222763fa1e0cSJouni Malinen { 222863fa1e0cSJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 2229334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 223063fa1e0cSJouni Malinen 22311052261eSJouni Malinen if (cookie != vif->last_roc_id) 223263fa1e0cSJouni Malinen return -ENOENT; 22331052261eSJouni Malinen vif->last_cancel_roc_id = cookie; 223463fa1e0cSJouni Malinen 2235334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_cancel_remain_on_chnl_cmd(ar->wmi, vif->fw_vif_idx); 223663fa1e0cSJouni Malinen } 223763fa1e0cSJouni Malinen 2238334234b5SVasanthakumar Thiagarajan static int ath6kl_send_go_probe_resp(struct ath6kl_vif *vif, 2239334234b5SVasanthakumar Thiagarajan const u8 *buf, size_t len, 2240334234b5SVasanthakumar Thiagarajan unsigned int freq) 22418bdfbf40SJouni Malinen { 2242334234b5SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 22438bdfbf40SJouni Malinen const u8 *pos; 22448bdfbf40SJouni Malinen u8 *p2p; 22458bdfbf40SJouni Malinen int p2p_len; 22468bdfbf40SJouni Malinen int ret; 22478bdfbf40SJouni Malinen const struct ieee80211_mgmt *mgmt; 22488bdfbf40SJouni Malinen 22498bdfbf40SJouni Malinen mgmt = (const struct ieee80211_mgmt *) buf; 22508bdfbf40SJouni Malinen 22518bdfbf40SJouni Malinen /* Include P2P IE(s) from the frame generated in user space. */ 22528bdfbf40SJouni Malinen 22538bdfbf40SJouni Malinen p2p = kmalloc(len, GFP_KERNEL); 22548bdfbf40SJouni Malinen if (p2p == NULL) 22558bdfbf40SJouni Malinen return -ENOMEM; 22568bdfbf40SJouni Malinen p2p_len = 0; 22578bdfbf40SJouni Malinen 22588bdfbf40SJouni Malinen pos = mgmt->u.probe_resp.variable; 22598bdfbf40SJouni Malinen while (pos + 1 < buf + len) { 22608bdfbf40SJouni Malinen if (pos + 2 + pos[1] > buf + len) 22618bdfbf40SJouni Malinen break; 22628bdfbf40SJouni Malinen if (ath6kl_is_p2p_ie(pos)) { 22638bdfbf40SJouni Malinen memcpy(p2p + p2p_len, pos, 2 + pos[1]); 22648bdfbf40SJouni Malinen p2p_len += 2 + pos[1]; 22658bdfbf40SJouni Malinen } 22668bdfbf40SJouni Malinen pos += 2 + pos[1]; 22678bdfbf40SJouni Malinen } 22688bdfbf40SJouni Malinen 2269334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_send_probe_response_cmd(ar->wmi, vif->fw_vif_idx, freq, 2270334234b5SVasanthakumar Thiagarajan mgmt->da, p2p, p2p_len); 22718bdfbf40SJouni Malinen kfree(p2p); 22728bdfbf40SJouni Malinen return ret; 22738bdfbf40SJouni Malinen } 22748bdfbf40SJouni Malinen 22758a6c8060SJouni Malinen static int ath6kl_mgmt_tx(struct wiphy *wiphy, struct net_device *dev, 22768a6c8060SJouni Malinen struct ieee80211_channel *chan, bool offchan, 22778a6c8060SJouni Malinen enum nl80211_channel_type channel_type, 22788a6c8060SJouni Malinen bool channel_type_valid, unsigned int wait, 2279e247bd90SJohannes Berg const u8 *buf, size_t len, bool no_cck, 2280e247bd90SJohannes Berg bool dont_wait_for_ack, u64 *cookie) 22818a6c8060SJouni Malinen { 22828a6c8060SJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 228359c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 22848a6c8060SJouni Malinen u32 id; 22858bdfbf40SJouni Malinen const struct ieee80211_mgmt *mgmt; 22868bdfbf40SJouni Malinen 22878bdfbf40SJouni Malinen mgmt = (const struct ieee80211_mgmt *) buf; 22888bdfbf40SJouni Malinen if (buf + len >= mgmt->u.probe_resp.variable && 2289f5938f24SVasanthakumar Thiagarajan vif->nw_type == AP_NETWORK && test_bit(CONNECTED, &vif->flags) && 22908bdfbf40SJouni Malinen ieee80211_is_probe_resp(mgmt->frame_control)) { 22918bdfbf40SJouni Malinen /* 22928bdfbf40SJouni Malinen * Send Probe Response frame in AP mode using a separate WMI 22938bdfbf40SJouni Malinen * command to allow the target to fill in the generic IEs. 22948bdfbf40SJouni Malinen */ 22958bdfbf40SJouni Malinen *cookie = 0; /* TX status not supported */ 2296334234b5SVasanthakumar Thiagarajan return ath6kl_send_go_probe_resp(vif, buf, len, 22978bdfbf40SJouni Malinen chan->center_freq); 22988bdfbf40SJouni Malinen } 22998a6c8060SJouni Malinen 2300cf5333d7SVasanthakumar Thiagarajan id = vif->send_action_id++; 23018a6c8060SJouni Malinen if (id == 0) { 23028a6c8060SJouni Malinen /* 23038a6c8060SJouni Malinen * 0 is a reserved value in the WMI command and shall not be 23048a6c8060SJouni Malinen * used for the command. 23058a6c8060SJouni Malinen */ 2306cf5333d7SVasanthakumar Thiagarajan id = vif->send_action_id++; 23078a6c8060SJouni Malinen } 23088a6c8060SJouni Malinen 23098a6c8060SJouni Malinen *cookie = id; 2310334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_send_action_cmd(ar->wmi, vif->fw_vif_idx, id, 2311334234b5SVasanthakumar Thiagarajan chan->center_freq, wait, 23128a6c8060SJouni Malinen buf, len); 23138a6c8060SJouni Malinen } 23148a6c8060SJouni Malinen 2315ae32c30aSJouni Malinen static void ath6kl_mgmt_frame_register(struct wiphy *wiphy, 2316ae32c30aSJouni Malinen struct net_device *dev, 2317ae32c30aSJouni Malinen u16 frame_type, bool reg) 2318ae32c30aSJouni Malinen { 2319cf5333d7SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 2320ae32c30aSJouni Malinen 2321ae32c30aSJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: frame_type=0x%x reg=%d\n", 2322ae32c30aSJouni Malinen __func__, frame_type, reg); 2323ae32c30aSJouni Malinen if (frame_type == IEEE80211_STYPE_PROBE_REQ) { 2324ae32c30aSJouni Malinen /* 2325ae32c30aSJouni Malinen * Note: This notification callback is not allowed to sleep, so 2326ae32c30aSJouni Malinen * we cannot send WMI_PROBE_REQ_REPORT_CMD here. Instead, we 2327ae32c30aSJouni Malinen * hardcode target to report Probe Request frames all the time. 2328ae32c30aSJouni Malinen */ 2329cf5333d7SVasanthakumar Thiagarajan vif->probe_req_report = reg; 2330ae32c30aSJouni Malinen } 2331ae32c30aSJouni Malinen } 2332ae32c30aSJouni Malinen 2333f80574aeSJouni Malinen static const struct ieee80211_txrx_stypes 2334f80574aeSJouni Malinen ath6kl_mgmt_stypes[NUM_NL80211_IFTYPES] = { 2335f80574aeSJouni Malinen [NL80211_IFTYPE_STATION] = { 2336f80574aeSJouni Malinen .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2337f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 2338f80574aeSJouni Malinen .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2339f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 2340f80574aeSJouni Malinen }, 2341f80574aeSJouni Malinen [NL80211_IFTYPE_P2P_CLIENT] = { 2342f80574aeSJouni Malinen .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2343f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 2344f80574aeSJouni Malinen .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2345f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 2346f80574aeSJouni Malinen }, 2347f80574aeSJouni Malinen [NL80211_IFTYPE_P2P_GO] = { 2348f80574aeSJouni Malinen .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2349f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 2350f80574aeSJouni Malinen .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2351f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 2352f80574aeSJouni Malinen }, 2353f80574aeSJouni Malinen }; 2354f80574aeSJouni Malinen 2355bdcd8170SKalle Valo static struct cfg80211_ops ath6kl_cfg80211_ops = { 235655055976SVasanthakumar Thiagarajan .add_virtual_intf = ath6kl_cfg80211_add_iface, 235755055976SVasanthakumar Thiagarajan .del_virtual_intf = ath6kl_cfg80211_del_iface, 2358bdcd8170SKalle Valo .change_virtual_intf = ath6kl_cfg80211_change_iface, 2359bdcd8170SKalle Valo .scan = ath6kl_cfg80211_scan, 2360bdcd8170SKalle Valo .connect = ath6kl_cfg80211_connect, 2361bdcd8170SKalle Valo .disconnect = ath6kl_cfg80211_disconnect, 2362bdcd8170SKalle Valo .add_key = ath6kl_cfg80211_add_key, 2363bdcd8170SKalle Valo .get_key = ath6kl_cfg80211_get_key, 2364bdcd8170SKalle Valo .del_key = ath6kl_cfg80211_del_key, 2365bdcd8170SKalle Valo .set_default_key = ath6kl_cfg80211_set_default_key, 2366bdcd8170SKalle Valo .set_wiphy_params = ath6kl_cfg80211_set_wiphy_params, 2367bdcd8170SKalle Valo .set_tx_power = ath6kl_cfg80211_set_txpower, 2368bdcd8170SKalle Valo .get_tx_power = ath6kl_cfg80211_get_txpower, 2369bdcd8170SKalle Valo .set_power_mgmt = ath6kl_cfg80211_set_power_mgmt, 2370bdcd8170SKalle Valo .join_ibss = ath6kl_cfg80211_join_ibss, 2371bdcd8170SKalle Valo .leave_ibss = ath6kl_cfg80211_leave_ibss, 2372bdcd8170SKalle Valo .get_station = ath6kl_get_station, 2373bdcd8170SKalle Valo .set_pmksa = ath6kl_set_pmksa, 2374bdcd8170SKalle Valo .del_pmksa = ath6kl_del_pmksa, 2375bdcd8170SKalle Valo .flush_pmksa = ath6kl_flush_pmksa, 2376003353b0SKalle Valo CFG80211_TESTMODE_CMD(ath6kl_tm_cmd) 2377abcb344bSKalle Valo #ifdef CONFIG_PM 237852d81a68SKalle Valo .suspend = __ath6kl_cfg80211_suspend, 237952d81a68SKalle Valo .resume = __ath6kl_cfg80211_resume, 2380abcb344bSKalle Valo #endif 23816a7c9badSJouni Malinen .set_channel = ath6kl_set_channel, 23826a7c9badSJouni Malinen .add_beacon = ath6kl_add_beacon, 23836a7c9badSJouni Malinen .set_beacon = ath6kl_set_beacon, 23846a7c9badSJouni Malinen .del_beacon = ath6kl_del_beacon, 238523875136SJouni Malinen .change_station = ath6kl_change_station, 238663fa1e0cSJouni Malinen .remain_on_channel = ath6kl_remain_on_channel, 238763fa1e0cSJouni Malinen .cancel_remain_on_channel = ath6kl_cancel_remain_on_channel, 23888a6c8060SJouni Malinen .mgmt_tx = ath6kl_mgmt_tx, 2389ae32c30aSJouni Malinen .mgmt_frame_register = ath6kl_mgmt_frame_register, 2390bdcd8170SKalle Valo }; 2391bdcd8170SKalle Valo 2392ec4b7f60SKalle Valo void ath6kl_cfg80211_stop(struct ath6kl *ar) 2393ec4b7f60SKalle Valo { 2394ec4b7f60SKalle Valo struct ath6kl_vif *vif; 2395ec4b7f60SKalle Valo 2396ec4b7f60SKalle Valo /* FIXME: for multi vif */ 2397ec4b7f60SKalle Valo vif = ath6kl_vif_first(ar); 2398ec4b7f60SKalle Valo if (!vif) { 2399ec4b7f60SKalle Valo /* save the current power mode before enabling power save */ 2400ec4b7f60SKalle Valo ar->wmi->saved_pwr_mode = ar->wmi->pwr_mode; 2401ec4b7f60SKalle Valo 2402ec4b7f60SKalle Valo if (ath6kl_wmi_powermode_cmd(ar->wmi, 0, REC_POWER) != 0) 2403ec4b7f60SKalle Valo ath6kl_warn("ath6kl_deep_sleep_enable: " 2404ec4b7f60SKalle Valo "wmi_powermode_cmd failed\n"); 2405ec4b7f60SKalle Valo return; 2406ec4b7f60SKalle Valo } 2407ec4b7f60SKalle Valo 2408ec4b7f60SKalle Valo switch (vif->sme_state) { 2409ec4b7f60SKalle Valo case SME_CONNECTING: 2410ec4b7f60SKalle Valo cfg80211_connect_result(vif->ndev, vif->bssid, NULL, 0, 2411ec4b7f60SKalle Valo NULL, 0, 2412ec4b7f60SKalle Valo WLAN_STATUS_UNSPECIFIED_FAILURE, 2413ec4b7f60SKalle Valo GFP_KERNEL); 2414ec4b7f60SKalle Valo break; 2415ec4b7f60SKalle Valo case SME_CONNECTED: 2416ec4b7f60SKalle Valo default: 2417ec4b7f60SKalle Valo /* 2418ec4b7f60SKalle Valo * FIXME: oddly enough smeState is in DISCONNECTED during 2419ec4b7f60SKalle Valo * suspend, why? Need to send disconnected event in that 2420ec4b7f60SKalle Valo * state. 2421ec4b7f60SKalle Valo */ 2422ec4b7f60SKalle Valo cfg80211_disconnected(vif->ndev, 0, NULL, 0, GFP_KERNEL); 2423ec4b7f60SKalle Valo break; 2424ec4b7f60SKalle Valo } 2425ec4b7f60SKalle Valo 2426ec4b7f60SKalle Valo if (test_bit(CONNECTED, &vif->flags) || 2427ec4b7f60SKalle Valo test_bit(CONNECT_PEND, &vif->flags)) 2428ec4b7f60SKalle Valo ath6kl_wmi_disconnect_cmd(ar->wmi, vif->fw_vif_idx); 2429ec4b7f60SKalle Valo 2430ec4b7f60SKalle Valo vif->sme_state = SME_DISCONNECTED; 24311f405255SKalle Valo clear_bit(CONNECTED, &vif->flags); 24321f405255SKalle Valo clear_bit(CONNECT_PEND, &vif->flags); 2433ec4b7f60SKalle Valo 2434ec4b7f60SKalle Valo /* disable scanning */ 2435ec4b7f60SKalle Valo if (ath6kl_wmi_scanparams_cmd(ar->wmi, vif->fw_vif_idx, 0xFFFF, 0, 0, 2436ec4b7f60SKalle Valo 0, 0, 0, 0, 0, 0, 0) != 0) 2437ec4b7f60SKalle Valo printk(KERN_WARNING "ath6kl: failed to disable scan " 2438ec4b7f60SKalle Valo "during suspend\n"); 2439ec4b7f60SKalle Valo 2440ec4b7f60SKalle Valo ath6kl_cfg80211_scan_complete_event(vif, true); 2441ec4b7f60SKalle Valo } 2442ec4b7f60SKalle Valo 24438dafb70eSVasanthakumar Thiagarajan struct ath6kl *ath6kl_core_alloc(struct device *dev) 2444bdcd8170SKalle Valo { 24456bbc7c35SJouni Malinen struct ath6kl *ar; 2446be98e3a4SVasanthakumar Thiagarajan struct wiphy *wiphy; 24478dafb70eSVasanthakumar Thiagarajan u8 ctr; 2448bdcd8170SKalle Valo 2449bdcd8170SKalle Valo /* create a new wiphy for use with cfg80211 */ 2450be98e3a4SVasanthakumar Thiagarajan wiphy = wiphy_new(&ath6kl_cfg80211_ops, sizeof(struct ath6kl)); 24518dafb70eSVasanthakumar Thiagarajan 2452be98e3a4SVasanthakumar Thiagarajan if (!wiphy) { 2453bdcd8170SKalle Valo ath6kl_err("couldn't allocate wiphy device\n"); 2454bdcd8170SKalle Valo return NULL; 2455bdcd8170SKalle Valo } 2456bdcd8170SKalle Valo 2457be98e3a4SVasanthakumar Thiagarajan ar = wiphy_priv(wiphy); 24583226f68aSVasanthakumar Thiagarajan if (!multi_norm_if_support) 24596bbc7c35SJouni Malinen ar->p2p = !!ath6kl_p2p; 2460be98e3a4SVasanthakumar Thiagarajan ar->wiphy = wiphy; 24618dafb70eSVasanthakumar Thiagarajan ar->dev = dev; 24628dafb70eSVasanthakumar Thiagarajan 246371f96ee6SKalle Valo ar->vif_max = 1; 246471f96ee6SKalle Valo 24653226f68aSVasanthakumar Thiagarajan if (multi_norm_if_support) 24663226f68aSVasanthakumar Thiagarajan ar->max_norm_iface = 2; 24673226f68aSVasanthakumar Thiagarajan else 24683226f68aSVasanthakumar Thiagarajan ar->max_norm_iface = 1; 24693226f68aSVasanthakumar Thiagarajan 24703226f68aSVasanthakumar Thiagarajan /* FIXME: Remove this once the multivif support is enabled */ 24713226f68aSVasanthakumar Thiagarajan ar->max_norm_iface = 1; 24723226f68aSVasanthakumar Thiagarajan 24738dafb70eSVasanthakumar Thiagarajan spin_lock_init(&ar->lock); 24748dafb70eSVasanthakumar Thiagarajan spin_lock_init(&ar->mcastpsq_lock); 2475990bd915SVasanthakumar Thiagarajan spin_lock_init(&ar->list_lock); 24768dafb70eSVasanthakumar Thiagarajan 24778dafb70eSVasanthakumar Thiagarajan init_waitqueue_head(&ar->event_wq); 24788dafb70eSVasanthakumar Thiagarajan sema_init(&ar->sem, 1); 24798dafb70eSVasanthakumar Thiagarajan 24808dafb70eSVasanthakumar Thiagarajan INIT_LIST_HEAD(&ar->amsdu_rx_buffer_queue); 2481990bd915SVasanthakumar Thiagarajan INIT_LIST_HEAD(&ar->vif_list); 24828dafb70eSVasanthakumar Thiagarajan 24838dafb70eSVasanthakumar Thiagarajan clear_bit(WMI_ENABLED, &ar->flag); 24848dafb70eSVasanthakumar Thiagarajan clear_bit(SKIP_SCAN, &ar->flag); 24858dafb70eSVasanthakumar Thiagarajan clear_bit(DESTROY_IN_PROGRESS, &ar->flag); 24868dafb70eSVasanthakumar Thiagarajan 24878dafb70eSVasanthakumar Thiagarajan ar->listen_intvl_t = A_DEFAULT_LISTEN_INTERVAL; 24888dafb70eSVasanthakumar Thiagarajan ar->listen_intvl_b = 0; 24898dafb70eSVasanthakumar Thiagarajan ar->tx_pwr = 0; 24908dafb70eSVasanthakumar Thiagarajan 24918dafb70eSVasanthakumar Thiagarajan ar->intra_bss = 1; 24928dafb70eSVasanthakumar Thiagarajan memset(&ar->sc_params, 0, sizeof(ar->sc_params)); 24938dafb70eSVasanthakumar Thiagarajan ar->sc_params.short_scan_ratio = WMI_SHORTSCANRATIO_DEFAULT; 24948dafb70eSVasanthakumar Thiagarajan ar->sc_params.scan_ctrl_flags = DEFAULT_SCAN_CTRL_FLAGS; 24958dafb70eSVasanthakumar Thiagarajan ar->lrssi_roam_threshold = DEF_LRSSI_ROAM_THRESHOLD; 24968dafb70eSVasanthakumar Thiagarajan 249776a9fbe2SKalle Valo ar->state = ATH6KL_STATE_OFF; 249876a9fbe2SKalle Valo 24998dafb70eSVasanthakumar Thiagarajan memset((u8 *)ar->sta_list, 0, 25008dafb70eSVasanthakumar Thiagarajan AP_MAX_NUM_STA * sizeof(struct ath6kl_sta)); 25018dafb70eSVasanthakumar Thiagarajan 25028dafb70eSVasanthakumar Thiagarajan /* Init the PS queues */ 25038dafb70eSVasanthakumar Thiagarajan for (ctr = 0; ctr < AP_MAX_NUM_STA; ctr++) { 25048dafb70eSVasanthakumar Thiagarajan spin_lock_init(&ar->sta_list[ctr].psq_lock); 25058dafb70eSVasanthakumar Thiagarajan skb_queue_head_init(&ar->sta_list[ctr].psq); 25068dafb70eSVasanthakumar Thiagarajan } 25078dafb70eSVasanthakumar Thiagarajan 25088dafb70eSVasanthakumar Thiagarajan skb_queue_head_init(&ar->mcastpsq); 25098dafb70eSVasanthakumar Thiagarajan 25108dafb70eSVasanthakumar Thiagarajan memcpy(ar->ap_country_code, DEF_AP_COUNTRY_CODE, 3); 25118dafb70eSVasanthakumar Thiagarajan 25128dafb70eSVasanthakumar Thiagarajan return ar; 25138dafb70eSVasanthakumar Thiagarajan } 25148dafb70eSVasanthakumar Thiagarajan 25158dafb70eSVasanthakumar Thiagarajan int ath6kl_register_ieee80211_hw(struct ath6kl *ar) 25168dafb70eSVasanthakumar Thiagarajan { 25178dafb70eSVasanthakumar Thiagarajan struct wiphy *wiphy = ar->wiphy; 25188dafb70eSVasanthakumar Thiagarajan int ret; 25196bbc7c35SJouni Malinen 2520be98e3a4SVasanthakumar Thiagarajan wiphy->mgmt_stypes = ath6kl_mgmt_stypes; 2521f80574aeSJouni Malinen 2522be98e3a4SVasanthakumar Thiagarajan wiphy->max_remain_on_channel_duration = 5000; 252363fa1e0cSJouni Malinen 2524bdcd8170SKalle Valo /* set device pointer for wiphy */ 25258dafb70eSVasanthakumar Thiagarajan set_wiphy_dev(wiphy, ar->dev); 2526bdcd8170SKalle Valo 2527be98e3a4SVasanthakumar Thiagarajan wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | 25288dafb70eSVasanthakumar Thiagarajan BIT(NL80211_IFTYPE_ADHOC) | 25298dafb70eSVasanthakumar Thiagarajan BIT(NL80211_IFTYPE_AP); 25306bbc7c35SJouni Malinen if (ar->p2p) { 2531be98e3a4SVasanthakumar Thiagarajan wiphy->interface_modes |= BIT(NL80211_IFTYPE_P2P_GO) | 25326bbc7c35SJouni Malinen BIT(NL80211_IFTYPE_P2P_CLIENT); 25336bbc7c35SJouni Malinen } 25348dafb70eSVasanthakumar Thiagarajan 2535bdcd8170SKalle Valo /* max num of ssids that can be probed during scanning */ 2536be98e3a4SVasanthakumar Thiagarajan wiphy->max_scan_ssids = MAX_PROBED_SSID_INDEX; 2537be98e3a4SVasanthakumar Thiagarajan wiphy->max_scan_ie_len = 1000; /* FIX: what is correct limit? */ 2538be98e3a4SVasanthakumar Thiagarajan wiphy->bands[IEEE80211_BAND_2GHZ] = &ath6kl_band_2ghz; 2539be98e3a4SVasanthakumar Thiagarajan wiphy->bands[IEEE80211_BAND_5GHZ] = &ath6kl_band_5ghz; 2540be98e3a4SVasanthakumar Thiagarajan wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; 2541bdcd8170SKalle Valo 2542be98e3a4SVasanthakumar Thiagarajan wiphy->cipher_suites = cipher_suites; 2543be98e3a4SVasanthakumar Thiagarajan wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites); 2544bdcd8170SKalle Valo 2545eae9e066SRaja Mani wiphy->wowlan.flags = WIPHY_WOWLAN_MAGIC_PKT | 2546eae9e066SRaja Mani WIPHY_WOWLAN_DISCONNECT | 2547eae9e066SRaja Mani WIPHY_WOWLAN_GTK_REKEY_FAILURE | 2548eae9e066SRaja Mani WIPHY_WOWLAN_SUPPORTS_GTK_REKEY | 2549eae9e066SRaja Mani WIPHY_WOWLAN_EAP_IDENTITY_REQ | 2550eae9e066SRaja Mani WIPHY_WOWLAN_4WAY_HANDSHAKE; 2551eae9e066SRaja Mani wiphy->wowlan.n_patterns = WOW_MAX_FILTERS_PER_LIST; 2552eae9e066SRaja Mani wiphy->wowlan.pattern_min_len = 1; 2553eae9e066SRaja Mani wiphy->wowlan.pattern_max_len = WOW_PATTERN_SIZE; 2554eae9e066SRaja Mani 2555be98e3a4SVasanthakumar Thiagarajan ret = wiphy_register(wiphy); 2556bdcd8170SKalle Valo if (ret < 0) { 2557bdcd8170SKalle Valo ath6kl_err("couldn't register wiphy device\n"); 25588dafb70eSVasanthakumar Thiagarajan return ret; 25598dafb70eSVasanthakumar Thiagarajan } 25608dafb70eSVasanthakumar Thiagarajan 25618dafb70eSVasanthakumar Thiagarajan return 0; 25628dafb70eSVasanthakumar Thiagarajan } 25638dafb70eSVasanthakumar Thiagarajan 2564108438bcSVasanthakumar Thiagarajan static int ath6kl_init_if_data(struct ath6kl_vif *vif) 25658dafb70eSVasanthakumar Thiagarajan { 25662132c69cSVasanthakumar Thiagarajan vif->aggr_cntxt = aggr_init(vif->ndev); 25672132c69cSVasanthakumar Thiagarajan if (!vif->aggr_cntxt) { 25688dafb70eSVasanthakumar Thiagarajan ath6kl_err("failed to initialize aggr\n"); 25698dafb70eSVasanthakumar Thiagarajan return -ENOMEM; 25708dafb70eSVasanthakumar Thiagarajan } 25718dafb70eSVasanthakumar Thiagarajan 2572de3ad713SVasanthakumar Thiagarajan setup_timer(&vif->disconnect_timer, disconnect_timer_handler, 2573108438bcSVasanthakumar Thiagarajan (unsigned long) vif->ndev); 2574de3ad713SVasanthakumar Thiagarajan set_bit(WMM_ENABLED, &vif->flags); 2575478ac027SVasanthakumar Thiagarajan spin_lock_init(&vif->if_lock); 25768dafb70eSVasanthakumar Thiagarajan 25778dafb70eSVasanthakumar Thiagarajan return 0; 25788dafb70eSVasanthakumar Thiagarajan } 25798dafb70eSVasanthakumar Thiagarajan 2580108438bcSVasanthakumar Thiagarajan void ath6kl_deinit_if_data(struct ath6kl_vif *vif) 25818dafb70eSVasanthakumar Thiagarajan { 258255055976SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 258355055976SVasanthakumar Thiagarajan 25842132c69cSVasanthakumar Thiagarajan aggr_module_destroy(vif->aggr_cntxt); 2585108438bcSVasanthakumar Thiagarajan 258655055976SVasanthakumar Thiagarajan ar->avail_idx_map |= BIT(vif->fw_vif_idx); 258755055976SVasanthakumar Thiagarajan 258855055976SVasanthakumar Thiagarajan if (vif->nw_type == ADHOC_NETWORK) 258955055976SVasanthakumar Thiagarajan ar->ibss_if_active = false; 259055055976SVasanthakumar Thiagarajan 259127929723SVasanthakumar Thiagarajan unregister_netdevice(vif->ndev); 259255055976SVasanthakumar Thiagarajan 259355055976SVasanthakumar Thiagarajan ar->num_vif--; 25948dafb70eSVasanthakumar Thiagarajan } 25958dafb70eSVasanthakumar Thiagarajan 25968dafb70eSVasanthakumar Thiagarajan struct net_device *ath6kl_interface_add(struct ath6kl *ar, char *name, 259755055976SVasanthakumar Thiagarajan enum nl80211_iftype type, u8 fw_vif_idx, 259855055976SVasanthakumar Thiagarajan u8 nw_type) 25998dafb70eSVasanthakumar Thiagarajan { 26008dafb70eSVasanthakumar Thiagarajan struct net_device *ndev; 2601108438bcSVasanthakumar Thiagarajan struct ath6kl_vif *vif; 26028dafb70eSVasanthakumar Thiagarajan 260355055976SVasanthakumar Thiagarajan ndev = alloc_netdev(sizeof(*vif), name, ether_setup); 26048dafb70eSVasanthakumar Thiagarajan if (!ndev) 26058dafb70eSVasanthakumar Thiagarajan return NULL; 26068dafb70eSVasanthakumar Thiagarajan 2607108438bcSVasanthakumar Thiagarajan vif = netdev_priv(ndev); 2608108438bcSVasanthakumar Thiagarajan ndev->ieee80211_ptr = &vif->wdev; 2609108438bcSVasanthakumar Thiagarajan vif->wdev.wiphy = ar->wiphy; 2610108438bcSVasanthakumar Thiagarajan vif->ar = ar; 2611108438bcSVasanthakumar Thiagarajan vif->ndev = ndev; 2612108438bcSVasanthakumar Thiagarajan SET_NETDEV_DEV(ndev, wiphy_dev(vif->wdev.wiphy)); 2613108438bcSVasanthakumar Thiagarajan vif->wdev.netdev = ndev; 2614108438bcSVasanthakumar Thiagarajan vif->wdev.iftype = type; 2615334234b5SVasanthakumar Thiagarajan vif->fw_vif_idx = fw_vif_idx; 261655055976SVasanthakumar Thiagarajan vif->nw_type = vif->next_mode = nw_type; 26178dafb70eSVasanthakumar Thiagarajan 261855055976SVasanthakumar Thiagarajan memcpy(ndev->dev_addr, ar->mac_addr, ETH_ALEN); 261955055976SVasanthakumar Thiagarajan if (fw_vif_idx != 0) 262055055976SVasanthakumar Thiagarajan ndev->dev_addr[0] = (ndev->dev_addr[0] ^ (1 << fw_vif_idx)) | 262155055976SVasanthakumar Thiagarajan 0x2; 262255055976SVasanthakumar Thiagarajan 26238dafb70eSVasanthakumar Thiagarajan init_netdev(ndev); 26248dafb70eSVasanthakumar Thiagarajan 2625e29f25f5SVasanthakumar Thiagarajan ath6kl_init_control_info(vif); 26268dafb70eSVasanthakumar Thiagarajan 26278dafb70eSVasanthakumar Thiagarajan /* TODO: Pass interface specific pointer instead of ar */ 2628108438bcSVasanthakumar Thiagarajan if (ath6kl_init_if_data(vif)) 26298dafb70eSVasanthakumar Thiagarajan goto err; 26308dafb70eSVasanthakumar Thiagarajan 263127929723SVasanthakumar Thiagarajan if (register_netdevice(ndev)) 26328dafb70eSVasanthakumar Thiagarajan goto err; 26338dafb70eSVasanthakumar Thiagarajan 263455055976SVasanthakumar Thiagarajan ar->avail_idx_map &= ~BIT(fw_vif_idx); 263514ee6f6bSVasanthakumar Thiagarajan vif->sme_state = SME_DISCONNECTED; 263659c98449SVasanthakumar Thiagarajan set_bit(WLAN_ENABLED, &vif->flags); 26378dafb70eSVasanthakumar Thiagarajan ar->wlan_pwr_state = WLAN_POWER_STATE_ON; 263859c98449SVasanthakumar Thiagarajan set_bit(NETDEV_REGISTERED, &vif->flags); 26398dafb70eSVasanthakumar Thiagarajan 264055055976SVasanthakumar Thiagarajan if (type == NL80211_IFTYPE_ADHOC) 264155055976SVasanthakumar Thiagarajan ar->ibss_if_active = true; 264255055976SVasanthakumar Thiagarajan 264311f6e40dSVasanthakumar Thiagarajan spin_lock_bh(&ar->list_lock); 2644990bd915SVasanthakumar Thiagarajan list_add_tail(&vif->list, &ar->vif_list); 264511f6e40dSVasanthakumar Thiagarajan spin_unlock_bh(&ar->list_lock); 2646990bd915SVasanthakumar Thiagarajan 26478dafb70eSVasanthakumar Thiagarajan return ndev; 26488dafb70eSVasanthakumar Thiagarajan 26498dafb70eSVasanthakumar Thiagarajan err: 265027929723SVasanthakumar Thiagarajan aggr_module_destroy(vif->aggr_cntxt); 265127929723SVasanthakumar Thiagarajan free_netdev(ndev); 2652bdcd8170SKalle Valo return NULL; 2653bdcd8170SKalle Valo } 2654bdcd8170SKalle Valo 26558dafb70eSVasanthakumar Thiagarajan void ath6kl_deinit_ieee80211_hw(struct ath6kl *ar) 2656bdcd8170SKalle Valo { 2657be98e3a4SVasanthakumar Thiagarajan wiphy_unregister(ar->wiphy); 2658be98e3a4SVasanthakumar Thiagarajan wiphy_free(ar->wiphy); 2659bdcd8170SKalle Valo } 2660