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; 206bdcd8170SKalle Valo default: 207bdcd8170SKalle Valo ath6kl_err("cipher 0x%x not supported\n", cipher); 208bdcd8170SKalle Valo return -ENOTSUPP; 209bdcd8170SKalle Valo } 210bdcd8170SKalle Valo 211bdcd8170SKalle Valo return 0; 212bdcd8170SKalle Valo } 213bdcd8170SKalle Valo 214240d2799SVasanthakumar Thiagarajan static void ath6kl_set_key_mgmt(struct ath6kl_vif *vif, u32 key_mgmt) 215bdcd8170SKalle Valo { 216bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: 0x%x\n", __func__, key_mgmt); 217bdcd8170SKalle Valo 218bdcd8170SKalle Valo if (key_mgmt == WLAN_AKM_SUITE_PSK) { 2193450334fSVasanthakumar Thiagarajan if (vif->auth_mode == WPA_AUTH) 2203450334fSVasanthakumar Thiagarajan vif->auth_mode = WPA_PSK_AUTH; 2213450334fSVasanthakumar Thiagarajan else if (vif->auth_mode == WPA2_AUTH) 2223450334fSVasanthakumar Thiagarajan vif->auth_mode = WPA2_PSK_AUTH; 223837cb97eSJouni Malinen } else if (key_mgmt == 0x00409600) { 2243450334fSVasanthakumar Thiagarajan if (vif->auth_mode == WPA_AUTH) 2253450334fSVasanthakumar Thiagarajan vif->auth_mode = WPA_AUTH_CCKM; 2263450334fSVasanthakumar Thiagarajan else if (vif->auth_mode == WPA2_AUTH) 2273450334fSVasanthakumar Thiagarajan vif->auth_mode = WPA2_AUTH_CCKM; 228bdcd8170SKalle Valo } else if (key_mgmt != WLAN_AKM_SUITE_8021X) { 2293450334fSVasanthakumar Thiagarajan vif->auth_mode = NONE_AUTH; 230bdcd8170SKalle Valo } 231bdcd8170SKalle Valo } 232bdcd8170SKalle Valo 233990bd915SVasanthakumar Thiagarajan static bool ath6kl_cfg80211_ready(struct ath6kl_vif *vif) 234bdcd8170SKalle Valo { 235990bd915SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 23659c98449SVasanthakumar Thiagarajan 237bdcd8170SKalle Valo if (!test_bit(WMI_READY, &ar->flag)) { 238bdcd8170SKalle Valo ath6kl_err("wmi is not ready\n"); 239bdcd8170SKalle Valo return false; 240bdcd8170SKalle Valo } 241bdcd8170SKalle Valo 24259c98449SVasanthakumar Thiagarajan if (!test_bit(WLAN_ENABLED, &vif->flags)) { 243bdcd8170SKalle Valo ath6kl_err("wlan disabled\n"); 244bdcd8170SKalle Valo return false; 245bdcd8170SKalle Valo } 246bdcd8170SKalle Valo 247bdcd8170SKalle Valo return true; 248bdcd8170SKalle Valo } 249bdcd8170SKalle Valo 2506981ffdcSKevin Fang static bool ath6kl_is_wpa_ie(const u8 *pos) 2516981ffdcSKevin Fang { 2526981ffdcSKevin Fang return pos[0] == WLAN_EID_WPA && pos[1] >= 4 && 2536981ffdcSKevin Fang pos[2] == 0x00 && pos[3] == 0x50 && 2546981ffdcSKevin Fang pos[4] == 0xf2 && pos[5] == 0x01; 2556981ffdcSKevin Fang } 2566981ffdcSKevin Fang 2576981ffdcSKevin Fang static bool ath6kl_is_rsn_ie(const u8 *pos) 2586981ffdcSKevin Fang { 2596981ffdcSKevin Fang return pos[0] == WLAN_EID_RSN; 2606981ffdcSKevin Fang } 2616981ffdcSKevin Fang 26263541212SAarthi Thiruvengadam static bool ath6kl_is_wps_ie(const u8 *pos) 26363541212SAarthi Thiruvengadam { 26463541212SAarthi Thiruvengadam return (pos[0] == WLAN_EID_VENDOR_SPECIFIC && 26563541212SAarthi Thiruvengadam pos[1] >= 4 && 26663541212SAarthi Thiruvengadam pos[2] == 0x00 && pos[3] == 0x50 && pos[4] == 0xf2 && 26763541212SAarthi Thiruvengadam pos[5] == 0x04); 26863541212SAarthi Thiruvengadam } 26963541212SAarthi Thiruvengadam 270334234b5SVasanthakumar Thiagarajan static int ath6kl_set_assoc_req_ies(struct ath6kl_vif *vif, const u8 *ies, 2716981ffdcSKevin Fang size_t ies_len) 2726981ffdcSKevin Fang { 273334234b5SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 2746981ffdcSKevin Fang const u8 *pos; 2756981ffdcSKevin Fang u8 *buf = NULL; 2766981ffdcSKevin Fang size_t len = 0; 2776981ffdcSKevin Fang int ret; 2786981ffdcSKevin Fang 2796981ffdcSKevin Fang /* 28063541212SAarthi Thiruvengadam * Clear previously set flag 28163541212SAarthi Thiruvengadam */ 28263541212SAarthi Thiruvengadam 28363541212SAarthi Thiruvengadam ar->connect_ctrl_flags &= ~CONNECT_WPS_FLAG; 28463541212SAarthi Thiruvengadam 28563541212SAarthi Thiruvengadam /* 2866981ffdcSKevin Fang * Filter out RSN/WPA IE(s) 2876981ffdcSKevin Fang */ 2886981ffdcSKevin Fang 2896981ffdcSKevin Fang if (ies && ies_len) { 2906981ffdcSKevin Fang buf = kmalloc(ies_len, GFP_KERNEL); 2916981ffdcSKevin Fang if (buf == NULL) 2926981ffdcSKevin Fang return -ENOMEM; 2936981ffdcSKevin Fang pos = ies; 2946981ffdcSKevin Fang 2956981ffdcSKevin Fang while (pos + 1 < ies + ies_len) { 2966981ffdcSKevin Fang if (pos + 2 + pos[1] > ies + ies_len) 2976981ffdcSKevin Fang break; 2986981ffdcSKevin Fang if (!(ath6kl_is_wpa_ie(pos) || ath6kl_is_rsn_ie(pos))) { 2996981ffdcSKevin Fang memcpy(buf + len, pos, 2 + pos[1]); 3006981ffdcSKevin Fang len += 2 + pos[1]; 3016981ffdcSKevin Fang } 30263541212SAarthi Thiruvengadam 30363541212SAarthi Thiruvengadam if (ath6kl_is_wps_ie(pos)) 30463541212SAarthi Thiruvengadam ar->connect_ctrl_flags |= CONNECT_WPS_FLAG; 30563541212SAarthi Thiruvengadam 3066981ffdcSKevin Fang pos += 2 + pos[1]; 3076981ffdcSKevin Fang } 3086981ffdcSKevin Fang } 3096981ffdcSKevin Fang 310334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, 311334234b5SVasanthakumar Thiagarajan WMI_FRAME_ASSOC_REQ, buf, len); 3126981ffdcSKevin Fang kfree(buf); 3136981ffdcSKevin Fang return ret; 3146981ffdcSKevin Fang } 3156981ffdcSKevin Fang 31655055976SVasanthakumar Thiagarajan static int ath6kl_nliftype_to_drv_iftype(enum nl80211_iftype type, u8 *nw_type) 31755055976SVasanthakumar Thiagarajan { 31855055976SVasanthakumar Thiagarajan switch (type) { 31955055976SVasanthakumar Thiagarajan case NL80211_IFTYPE_STATION: 32055055976SVasanthakumar Thiagarajan *nw_type = INFRA_NETWORK; 32155055976SVasanthakumar Thiagarajan break; 32255055976SVasanthakumar Thiagarajan case NL80211_IFTYPE_ADHOC: 32355055976SVasanthakumar Thiagarajan *nw_type = ADHOC_NETWORK; 32455055976SVasanthakumar Thiagarajan break; 32555055976SVasanthakumar Thiagarajan case NL80211_IFTYPE_AP: 32655055976SVasanthakumar Thiagarajan *nw_type = AP_NETWORK; 32755055976SVasanthakumar Thiagarajan break; 32855055976SVasanthakumar Thiagarajan case NL80211_IFTYPE_P2P_CLIENT: 32955055976SVasanthakumar Thiagarajan *nw_type = INFRA_NETWORK; 33055055976SVasanthakumar Thiagarajan break; 33155055976SVasanthakumar Thiagarajan case NL80211_IFTYPE_P2P_GO: 33255055976SVasanthakumar Thiagarajan *nw_type = AP_NETWORK; 33355055976SVasanthakumar Thiagarajan break; 33455055976SVasanthakumar Thiagarajan default: 33555055976SVasanthakumar Thiagarajan ath6kl_err("invalid interface type %u\n", type); 33655055976SVasanthakumar Thiagarajan return -ENOTSUPP; 33755055976SVasanthakumar Thiagarajan } 33855055976SVasanthakumar Thiagarajan 33955055976SVasanthakumar Thiagarajan return 0; 34055055976SVasanthakumar Thiagarajan } 34155055976SVasanthakumar Thiagarajan 34255055976SVasanthakumar Thiagarajan static bool ath6kl_is_valid_iftype(struct ath6kl *ar, enum nl80211_iftype type, 34355055976SVasanthakumar Thiagarajan u8 *if_idx, u8 *nw_type) 34455055976SVasanthakumar Thiagarajan { 34555055976SVasanthakumar Thiagarajan int i; 34655055976SVasanthakumar Thiagarajan 34755055976SVasanthakumar Thiagarajan if (ath6kl_nliftype_to_drv_iftype(type, nw_type)) 34855055976SVasanthakumar Thiagarajan return false; 34955055976SVasanthakumar Thiagarajan 35055055976SVasanthakumar Thiagarajan if (ar->ibss_if_active || ((type == NL80211_IFTYPE_ADHOC) && 35155055976SVasanthakumar Thiagarajan ar->num_vif)) 35255055976SVasanthakumar Thiagarajan return false; 35355055976SVasanthakumar Thiagarajan 35455055976SVasanthakumar Thiagarajan if (type == NL80211_IFTYPE_STATION || 35555055976SVasanthakumar Thiagarajan type == NL80211_IFTYPE_AP || type == NL80211_IFTYPE_ADHOC) { 35655055976SVasanthakumar Thiagarajan for (i = 0; i < MAX_NUM_VIF; i++) { 35755055976SVasanthakumar Thiagarajan if ((ar->avail_idx_map >> i) & BIT(0)) { 35855055976SVasanthakumar Thiagarajan *if_idx = i; 35955055976SVasanthakumar Thiagarajan return true; 36055055976SVasanthakumar Thiagarajan } 36155055976SVasanthakumar Thiagarajan } 36255055976SVasanthakumar Thiagarajan } 36355055976SVasanthakumar Thiagarajan 3643226f68aSVasanthakumar Thiagarajan if (type == NL80211_IFTYPE_P2P_CLIENT || 3653226f68aSVasanthakumar Thiagarajan type == NL80211_IFTYPE_P2P_GO) { 3663226f68aSVasanthakumar Thiagarajan for (i = ar->max_norm_iface; i < MAX_NUM_VIF; i++) { 3673226f68aSVasanthakumar Thiagarajan if ((ar->avail_idx_map >> i) & BIT(0)) { 3683226f68aSVasanthakumar Thiagarajan *if_idx = i; 3693226f68aSVasanthakumar Thiagarajan return true; 3703226f68aSVasanthakumar Thiagarajan } 3713226f68aSVasanthakumar Thiagarajan } 3723226f68aSVasanthakumar Thiagarajan } 3733226f68aSVasanthakumar Thiagarajan 37455055976SVasanthakumar Thiagarajan return false; 37555055976SVasanthakumar Thiagarajan } 37655055976SVasanthakumar Thiagarajan 377bdcd8170SKalle Valo static int ath6kl_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, 378bdcd8170SKalle Valo struct cfg80211_connect_params *sme) 379bdcd8170SKalle Valo { 380bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(dev); 38159c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 382bdcd8170SKalle Valo int status; 383bdcd8170SKalle Valo 38414ee6f6bSVasanthakumar Thiagarajan vif->sme_state = SME_CONNECTING; 385bdcd8170SKalle Valo 386990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 387bdcd8170SKalle Valo return -EIO; 388bdcd8170SKalle Valo 389bdcd8170SKalle Valo if (test_bit(DESTROY_IN_PROGRESS, &ar->flag)) { 390bdcd8170SKalle Valo ath6kl_err("destroy in progress\n"); 391bdcd8170SKalle Valo return -EBUSY; 392bdcd8170SKalle Valo } 393bdcd8170SKalle Valo 394bdcd8170SKalle Valo if (test_bit(SKIP_SCAN, &ar->flag) && 395bdcd8170SKalle Valo ((sme->channel && sme->channel->center_freq == 0) || 396bdcd8170SKalle Valo (sme->bssid && is_zero_ether_addr(sme->bssid)))) { 397bdcd8170SKalle Valo ath6kl_err("SkipScan: channel or bssid invalid\n"); 398bdcd8170SKalle Valo return -EINVAL; 399bdcd8170SKalle Valo } 400bdcd8170SKalle Valo 401bdcd8170SKalle Valo if (down_interruptible(&ar->sem)) { 402bdcd8170SKalle Valo ath6kl_err("busy, couldn't get access\n"); 403bdcd8170SKalle Valo return -ERESTARTSYS; 404bdcd8170SKalle Valo } 405bdcd8170SKalle Valo 406bdcd8170SKalle Valo if (test_bit(DESTROY_IN_PROGRESS, &ar->flag)) { 407bdcd8170SKalle Valo ath6kl_err("busy, destroy in progress\n"); 408bdcd8170SKalle Valo up(&ar->sem); 409bdcd8170SKalle Valo return -EBUSY; 410bdcd8170SKalle Valo } 411bdcd8170SKalle Valo 412bdcd8170SKalle Valo if (ar->tx_pending[ath6kl_wmi_get_control_ep(ar->wmi)]) { 413bdcd8170SKalle Valo /* 414bdcd8170SKalle Valo * sleep until the command queue drains 415bdcd8170SKalle Valo */ 416bdcd8170SKalle Valo wait_event_interruptible_timeout(ar->event_wq, 417bdcd8170SKalle Valo ar->tx_pending[ath6kl_wmi_get_control_ep(ar->wmi)] == 0, 418bdcd8170SKalle Valo WMI_TIMEOUT); 419bdcd8170SKalle Valo if (signal_pending(current)) { 420bdcd8170SKalle Valo ath6kl_err("cmd queue drain timeout\n"); 421bdcd8170SKalle Valo up(&ar->sem); 422bdcd8170SKalle Valo return -EINTR; 423bdcd8170SKalle Valo } 424bdcd8170SKalle Valo } 425bdcd8170SKalle Valo 4266981ffdcSKevin Fang if (sme->ie && (sme->ie_len > 0)) { 427334234b5SVasanthakumar Thiagarajan status = ath6kl_set_assoc_req_ies(vif, sme->ie, sme->ie_len); 4286981ffdcSKevin Fang if (status) 4296981ffdcSKevin Fang return status; 4306981ffdcSKevin Fang } 4316981ffdcSKevin Fang 43259c98449SVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags) && 4333450334fSVasanthakumar Thiagarajan vif->ssid_len == sme->ssid_len && 4343450334fSVasanthakumar Thiagarajan !memcmp(vif->ssid, sme->ssid, vif->ssid_len)) { 435cf5333d7SVasanthakumar Thiagarajan vif->reconnect_flag = true; 436334234b5SVasanthakumar Thiagarajan status = ath6kl_wmi_reconnect_cmd(ar->wmi, vif->fw_vif_idx, 437334234b5SVasanthakumar Thiagarajan vif->req_bssid, 438f74bac54SVasanthakumar Thiagarajan vif->ch_hint); 439bdcd8170SKalle Valo 440bdcd8170SKalle Valo up(&ar->sem); 441bdcd8170SKalle Valo if (status) { 442bdcd8170SKalle Valo ath6kl_err("wmi_reconnect_cmd failed\n"); 443bdcd8170SKalle Valo return -EIO; 444bdcd8170SKalle Valo } 445bdcd8170SKalle Valo return 0; 4463450334fSVasanthakumar Thiagarajan } else if (vif->ssid_len == sme->ssid_len && 4473450334fSVasanthakumar Thiagarajan !memcmp(vif->ssid, sme->ssid, vif->ssid_len)) { 448240d2799SVasanthakumar Thiagarajan ath6kl_disconnect(vif); 449bdcd8170SKalle Valo } 450bdcd8170SKalle Valo 4513450334fSVasanthakumar Thiagarajan memset(vif->ssid, 0, sizeof(vif->ssid)); 4523450334fSVasanthakumar Thiagarajan vif->ssid_len = sme->ssid_len; 4533450334fSVasanthakumar Thiagarajan memcpy(vif->ssid, sme->ssid, sme->ssid_len); 454bdcd8170SKalle Valo 455bdcd8170SKalle Valo if (sme->channel) 456f74bac54SVasanthakumar Thiagarajan vif->ch_hint = sme->channel->center_freq; 457bdcd8170SKalle Valo 4588c8b65e3SVasanthakumar Thiagarajan memset(vif->req_bssid, 0, sizeof(vif->req_bssid)); 459bdcd8170SKalle Valo if (sme->bssid && !is_broadcast_ether_addr(sme->bssid)) 4608c8b65e3SVasanthakumar Thiagarajan memcpy(vif->req_bssid, sme->bssid, sizeof(vif->req_bssid)); 461bdcd8170SKalle Valo 462240d2799SVasanthakumar Thiagarajan ath6kl_set_wpa_version(vif, sme->crypto.wpa_versions); 463bdcd8170SKalle Valo 464240d2799SVasanthakumar Thiagarajan status = ath6kl_set_auth_type(vif, sme->auth_type); 465bdcd8170SKalle Valo if (status) { 466bdcd8170SKalle Valo up(&ar->sem); 467bdcd8170SKalle Valo return status; 468bdcd8170SKalle Valo } 469bdcd8170SKalle Valo 470bdcd8170SKalle Valo if (sme->crypto.n_ciphers_pairwise) 471240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, sme->crypto.ciphers_pairwise[0], true); 472bdcd8170SKalle Valo else 473240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, 0, true); 474bdcd8170SKalle Valo 475240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, sme->crypto.cipher_group, false); 476bdcd8170SKalle Valo 477bdcd8170SKalle Valo if (sme->crypto.n_akm_suites) 478240d2799SVasanthakumar Thiagarajan ath6kl_set_key_mgmt(vif, sme->crypto.akm_suites[0]); 479bdcd8170SKalle Valo 480bdcd8170SKalle Valo if ((sme->key_len) && 4813450334fSVasanthakumar Thiagarajan (vif->auth_mode == NONE_AUTH) && 4823450334fSVasanthakumar Thiagarajan (vif->prwise_crypto == WEP_CRYPT)) { 483bdcd8170SKalle Valo struct ath6kl_key *key = NULL; 484bdcd8170SKalle Valo 485bdcd8170SKalle Valo if (sme->key_idx < WMI_MIN_KEY_INDEX || 486bdcd8170SKalle Valo sme->key_idx > WMI_MAX_KEY_INDEX) { 487bdcd8170SKalle Valo ath6kl_err("key index %d out of bounds\n", 488bdcd8170SKalle Valo sme->key_idx); 489bdcd8170SKalle Valo up(&ar->sem); 490bdcd8170SKalle Valo return -ENOENT; 491bdcd8170SKalle Valo } 492bdcd8170SKalle Valo 4936f2a73f9SVasanthakumar Thiagarajan key = &vif->keys[sme->key_idx]; 494bdcd8170SKalle Valo key->key_len = sme->key_len; 495bdcd8170SKalle Valo memcpy(key->key, sme->key, key->key_len); 4963450334fSVasanthakumar Thiagarajan key->cipher = vif->prwise_crypto; 4973450334fSVasanthakumar Thiagarajan vif->def_txkey_index = sme->key_idx; 498bdcd8170SKalle Valo 499334234b5SVasanthakumar Thiagarajan ath6kl_wmi_addkey_cmd(ar->wmi, vif->fw_vif_idx, sme->key_idx, 5003450334fSVasanthakumar Thiagarajan vif->prwise_crypto, 501bdcd8170SKalle Valo GROUP_USAGE | TX_USAGE, 502bdcd8170SKalle Valo key->key_len, 503bdcd8170SKalle Valo NULL, 504bdcd8170SKalle Valo key->key, KEY_OP_INIT_VAL, NULL, 505bdcd8170SKalle Valo NO_SYNC_WMIFLAG); 506bdcd8170SKalle Valo } 507bdcd8170SKalle Valo 508bdcd8170SKalle Valo if (!ar->usr_bss_filter) { 50959c98449SVasanthakumar Thiagarajan clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags); 510240d2799SVasanthakumar Thiagarajan if (ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, 511240d2799SVasanthakumar Thiagarajan ALL_BSS_FILTER, 0) != 0) { 512bdcd8170SKalle Valo ath6kl_err("couldn't set bss filtering\n"); 513bdcd8170SKalle Valo up(&ar->sem); 514bdcd8170SKalle Valo return -EIO; 515bdcd8170SKalle Valo } 516bdcd8170SKalle Valo } 517bdcd8170SKalle Valo 518f5938f24SVasanthakumar Thiagarajan vif->nw_type = vif->next_mode; 519bdcd8170SKalle Valo 520bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 521bdcd8170SKalle Valo "%s: connect called with authmode %d dot11 auth %d" 522bdcd8170SKalle Valo " PW crypto %d PW crypto len %d GRP crypto %d" 523bdcd8170SKalle Valo " GRP crypto len %d channel hint %u\n", 524bdcd8170SKalle Valo __func__, 5253450334fSVasanthakumar Thiagarajan vif->auth_mode, vif->dot11_auth_mode, vif->prwise_crypto, 5263450334fSVasanthakumar Thiagarajan vif->prwise_crypto_len, vif->grp_crypto, 527f74bac54SVasanthakumar Thiagarajan vif->grp_crypto_len, vif->ch_hint); 528bdcd8170SKalle Valo 529cf5333d7SVasanthakumar Thiagarajan vif->reconnect_flag = 0; 530334234b5SVasanthakumar Thiagarajan status = ath6kl_wmi_connect_cmd(ar->wmi, vif->fw_vif_idx, vif->nw_type, 5313450334fSVasanthakumar Thiagarajan vif->dot11_auth_mode, vif->auth_mode, 5323450334fSVasanthakumar Thiagarajan vif->prwise_crypto, 5333450334fSVasanthakumar Thiagarajan vif->prwise_crypto_len, 5343450334fSVasanthakumar Thiagarajan vif->grp_crypto, vif->grp_crypto_len, 5353450334fSVasanthakumar Thiagarajan vif->ssid_len, vif->ssid, 536f74bac54SVasanthakumar Thiagarajan vif->req_bssid, vif->ch_hint, 537bdcd8170SKalle Valo ar->connect_ctrl_flags); 538bdcd8170SKalle Valo 539bdcd8170SKalle Valo up(&ar->sem); 540bdcd8170SKalle Valo 541bdcd8170SKalle Valo if (status == -EINVAL) { 5423450334fSVasanthakumar Thiagarajan memset(vif->ssid, 0, sizeof(vif->ssid)); 5433450334fSVasanthakumar Thiagarajan vif->ssid_len = 0; 544bdcd8170SKalle Valo ath6kl_err("invalid request\n"); 545bdcd8170SKalle Valo return -ENOENT; 546bdcd8170SKalle Valo } else if (status) { 547bdcd8170SKalle Valo ath6kl_err("ath6kl_wmi_connect_cmd failed\n"); 548bdcd8170SKalle Valo return -EIO; 549bdcd8170SKalle Valo } 550bdcd8170SKalle Valo 551bdcd8170SKalle Valo if ((!(ar->connect_ctrl_flags & CONNECT_DO_WPA_OFFLOAD)) && 5523450334fSVasanthakumar Thiagarajan ((vif->auth_mode == WPA_PSK_AUTH) 5533450334fSVasanthakumar Thiagarajan || (vif->auth_mode == WPA2_PSK_AUTH))) { 554de3ad713SVasanthakumar Thiagarajan mod_timer(&vif->disconnect_timer, 555bdcd8170SKalle Valo jiffies + msecs_to_jiffies(DISCON_TIMER_INTVAL)); 556bdcd8170SKalle Valo } 557bdcd8170SKalle Valo 558bdcd8170SKalle Valo ar->connect_ctrl_flags &= ~CONNECT_DO_WPA_OFFLOAD; 55959c98449SVasanthakumar Thiagarajan set_bit(CONNECT_PEND, &vif->flags); 560bdcd8170SKalle Valo 561bdcd8170SKalle Valo return 0; 562bdcd8170SKalle Valo } 563bdcd8170SKalle Valo 564240d2799SVasanthakumar Thiagarajan static int ath6kl_add_bss_if_needed(struct ath6kl_vif *vif, const u8 *bssid, 56501cac476SJouni Malinen struct ieee80211_channel *chan, 56601cac476SJouni Malinen const u8 *beacon_ie, size_t beacon_ie_len) 56701cac476SJouni Malinen { 568240d2799SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 56901cac476SJouni Malinen struct cfg80211_bss *bss; 57001cac476SJouni Malinen u8 *ie; 57101cac476SJouni Malinen 572be98e3a4SVasanthakumar Thiagarajan bss = cfg80211_get_bss(ar->wiphy, chan, bssid, 5733450334fSVasanthakumar Thiagarajan vif->ssid, vif->ssid_len, WLAN_CAPABILITY_ESS, 57401cac476SJouni Malinen WLAN_CAPABILITY_ESS); 57501cac476SJouni Malinen if (bss == NULL) { 57601cac476SJouni Malinen /* 57701cac476SJouni Malinen * Since cfg80211 may not yet know about the BSS, 57801cac476SJouni Malinen * generate a partial entry until the first BSS info 57901cac476SJouni Malinen * event becomes available. 58001cac476SJouni Malinen * 58101cac476SJouni Malinen * Prepend SSID element since it is not included in the Beacon 58201cac476SJouni Malinen * IEs from the target. 58301cac476SJouni Malinen */ 5843450334fSVasanthakumar Thiagarajan ie = kmalloc(2 + vif->ssid_len + beacon_ie_len, GFP_KERNEL); 58501cac476SJouni Malinen if (ie == NULL) 58601cac476SJouni Malinen return -ENOMEM; 58701cac476SJouni Malinen ie[0] = WLAN_EID_SSID; 5883450334fSVasanthakumar Thiagarajan ie[1] = vif->ssid_len; 5893450334fSVasanthakumar Thiagarajan memcpy(ie + 2, vif->ssid, vif->ssid_len); 5903450334fSVasanthakumar Thiagarajan memcpy(ie + 2 + vif->ssid_len, beacon_ie, beacon_ie_len); 591be98e3a4SVasanthakumar Thiagarajan bss = cfg80211_inform_bss(ar->wiphy, chan, 59201cac476SJouni Malinen bssid, 0, WLAN_CAPABILITY_ESS, 100, 5933450334fSVasanthakumar Thiagarajan ie, 2 + vif->ssid_len + beacon_ie_len, 59401cac476SJouni Malinen 0, GFP_KERNEL); 59501cac476SJouni Malinen if (bss) 59601cac476SJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "added dummy bss for " 59701cac476SJouni Malinen "%pM prior to indicating connect/roamed " 59801cac476SJouni Malinen "event\n", bssid); 59901cac476SJouni Malinen kfree(ie); 60001cac476SJouni Malinen } else 60101cac476SJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "cfg80211 already has a bss " 60201cac476SJouni Malinen "entry\n"); 60301cac476SJouni Malinen 60401cac476SJouni Malinen if (bss == NULL) 60501cac476SJouni Malinen return -ENOMEM; 60601cac476SJouni Malinen 60701cac476SJouni Malinen cfg80211_put_bss(bss); 60801cac476SJouni Malinen 60901cac476SJouni Malinen return 0; 61001cac476SJouni Malinen } 61101cac476SJouni Malinen 612240d2799SVasanthakumar Thiagarajan void ath6kl_cfg80211_connect_event(struct ath6kl_vif *vif, u16 channel, 613bdcd8170SKalle Valo u8 *bssid, u16 listen_intvl, 614bdcd8170SKalle Valo u16 beacon_intvl, 615bdcd8170SKalle Valo enum network_type nw_type, 616bdcd8170SKalle Valo u8 beacon_ie_len, u8 assoc_req_len, 617bdcd8170SKalle Valo u8 assoc_resp_len, u8 *assoc_info) 618bdcd8170SKalle Valo { 61901cac476SJouni Malinen struct ieee80211_channel *chan; 620240d2799SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 621bdcd8170SKalle Valo 622bdcd8170SKalle Valo /* capinfo + listen interval */ 623bdcd8170SKalle Valo u8 assoc_req_ie_offset = sizeof(u16) + sizeof(u16); 624bdcd8170SKalle Valo 625bdcd8170SKalle Valo /* capinfo + status code + associd */ 626bdcd8170SKalle Valo u8 assoc_resp_ie_offset = sizeof(u16) + sizeof(u16) + sizeof(u16); 627bdcd8170SKalle Valo 628bdcd8170SKalle Valo u8 *assoc_req_ie = assoc_info + beacon_ie_len + assoc_req_ie_offset; 629bdcd8170SKalle Valo u8 *assoc_resp_ie = assoc_info + beacon_ie_len + assoc_req_len + 630bdcd8170SKalle Valo assoc_resp_ie_offset; 631bdcd8170SKalle Valo 632bdcd8170SKalle Valo assoc_req_len -= assoc_req_ie_offset; 633bdcd8170SKalle Valo assoc_resp_len -= assoc_resp_ie_offset; 634bdcd8170SKalle Valo 63532c10874SJouni Malinen /* 63632c10874SJouni Malinen * Store Beacon interval here; DTIM period will be available only once 63732c10874SJouni Malinen * a Beacon frame from the AP is seen. 63832c10874SJouni Malinen */ 639cf5333d7SVasanthakumar Thiagarajan vif->assoc_bss_beacon_int = beacon_intvl; 64059c98449SVasanthakumar Thiagarajan clear_bit(DTIM_PERIOD_AVAIL, &vif->flags); 64132c10874SJouni Malinen 642bdcd8170SKalle Valo if (nw_type & ADHOC_NETWORK) { 643551959d8SVasanthakumar Thiagarajan if (vif->wdev.iftype != NL80211_IFTYPE_ADHOC) { 644bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 645bdcd8170SKalle Valo "%s: ath6k not in ibss mode\n", __func__); 646bdcd8170SKalle Valo return; 647bdcd8170SKalle Valo } 648bdcd8170SKalle Valo } 649bdcd8170SKalle Valo 650bdcd8170SKalle Valo if (nw_type & INFRA_NETWORK) { 651551959d8SVasanthakumar Thiagarajan if (vif->wdev.iftype != NL80211_IFTYPE_STATION && 652551959d8SVasanthakumar Thiagarajan vif->wdev.iftype != NL80211_IFTYPE_P2P_CLIENT) { 653bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 654bdcd8170SKalle Valo "%s: ath6k not in station mode\n", __func__); 655bdcd8170SKalle Valo return; 656bdcd8170SKalle Valo } 657bdcd8170SKalle Valo } 658bdcd8170SKalle Valo 659be98e3a4SVasanthakumar Thiagarajan chan = ieee80211_get_channel(ar->wiphy, (int) channel); 660bdcd8170SKalle Valo 661bdcd8170SKalle Valo 662bdcd8170SKalle Valo if (nw_type & ADHOC_NETWORK) { 663240d2799SVasanthakumar Thiagarajan cfg80211_ibss_joined(vif->ndev, bssid, GFP_KERNEL); 664bdcd8170SKalle Valo return; 665bdcd8170SKalle Valo } 666bdcd8170SKalle Valo 667240d2799SVasanthakumar Thiagarajan if (ath6kl_add_bss_if_needed(vif, bssid, chan, assoc_info, 66801cac476SJouni Malinen beacon_ie_len) < 0) { 66901cac476SJouni Malinen ath6kl_err("could not add cfg80211 bss entry for " 67001cac476SJouni Malinen "connect/roamed notification\n"); 67101cac476SJouni Malinen return; 67201cac476SJouni Malinen } 67301cac476SJouni Malinen 67414ee6f6bSVasanthakumar Thiagarajan if (vif->sme_state == SME_CONNECTING) { 675bdcd8170SKalle Valo /* inform connect result to cfg80211 */ 67614ee6f6bSVasanthakumar Thiagarajan vif->sme_state = SME_CONNECTED; 677240d2799SVasanthakumar Thiagarajan cfg80211_connect_result(vif->ndev, bssid, 678bdcd8170SKalle Valo assoc_req_ie, assoc_req_len, 679bdcd8170SKalle Valo assoc_resp_ie, assoc_resp_len, 680bdcd8170SKalle Valo WLAN_STATUS_SUCCESS, GFP_KERNEL); 68114ee6f6bSVasanthakumar Thiagarajan } else if (vif->sme_state == SME_CONNECTED) { 682bdcd8170SKalle Valo /* inform roam event to cfg80211 */ 683240d2799SVasanthakumar Thiagarajan cfg80211_roamed(vif->ndev, chan, bssid, 684bdcd8170SKalle Valo assoc_req_ie, assoc_req_len, 685bdcd8170SKalle Valo assoc_resp_ie, assoc_resp_len, GFP_KERNEL); 686bdcd8170SKalle Valo } 687bdcd8170SKalle Valo } 688bdcd8170SKalle Valo 689bdcd8170SKalle Valo static int ath6kl_cfg80211_disconnect(struct wiphy *wiphy, 690bdcd8170SKalle Valo struct net_device *dev, u16 reason_code) 691bdcd8170SKalle Valo { 692bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(dev); 6933450334fSVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 694bdcd8170SKalle Valo 695bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: reason=%u\n", __func__, 696bdcd8170SKalle Valo reason_code); 697bdcd8170SKalle Valo 698990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 699bdcd8170SKalle Valo return -EIO; 700bdcd8170SKalle Valo 701bdcd8170SKalle Valo if (test_bit(DESTROY_IN_PROGRESS, &ar->flag)) { 702bdcd8170SKalle Valo ath6kl_err("busy, destroy in progress\n"); 703bdcd8170SKalle Valo return -EBUSY; 704bdcd8170SKalle Valo } 705bdcd8170SKalle Valo 706bdcd8170SKalle Valo if (down_interruptible(&ar->sem)) { 707bdcd8170SKalle Valo ath6kl_err("busy, couldn't get access\n"); 708bdcd8170SKalle Valo return -ERESTARTSYS; 709bdcd8170SKalle Valo } 710bdcd8170SKalle Valo 711cf5333d7SVasanthakumar Thiagarajan vif->reconnect_flag = 0; 712240d2799SVasanthakumar Thiagarajan ath6kl_disconnect(vif); 7133450334fSVasanthakumar Thiagarajan memset(vif->ssid, 0, sizeof(vif->ssid)); 7143450334fSVasanthakumar Thiagarajan vif->ssid_len = 0; 715bdcd8170SKalle Valo 716bdcd8170SKalle Valo if (!test_bit(SKIP_SCAN, &ar->flag)) 7178c8b65e3SVasanthakumar Thiagarajan memset(vif->req_bssid, 0, sizeof(vif->req_bssid)); 718bdcd8170SKalle Valo 719bdcd8170SKalle Valo up(&ar->sem); 720bdcd8170SKalle Valo 72114ee6f6bSVasanthakumar Thiagarajan vif->sme_state = SME_DISCONNECTED; 722170826ddSVasanthakumar Thiagarajan 723bdcd8170SKalle Valo return 0; 724bdcd8170SKalle Valo } 725bdcd8170SKalle Valo 726240d2799SVasanthakumar Thiagarajan void ath6kl_cfg80211_disconnect_event(struct ath6kl_vif *vif, u8 reason, 727bdcd8170SKalle Valo u8 *bssid, u8 assoc_resp_len, 728bdcd8170SKalle Valo u8 *assoc_info, u16 proto_reason) 729bdcd8170SKalle Valo { 730240d2799SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 73159c98449SVasanthakumar Thiagarajan 73214ee6f6bSVasanthakumar Thiagarajan if (vif->scan_req) { 73314ee6f6bSVasanthakumar Thiagarajan cfg80211_scan_done(vif->scan_req, true); 73414ee6f6bSVasanthakumar Thiagarajan vif->scan_req = NULL; 735bdcd8170SKalle Valo } 736bdcd8170SKalle Valo 737f5938f24SVasanthakumar Thiagarajan if (vif->nw_type & ADHOC_NETWORK) { 738551959d8SVasanthakumar Thiagarajan if (vif->wdev.iftype != NL80211_IFTYPE_ADHOC) { 739bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 740bdcd8170SKalle Valo "%s: ath6k not in ibss mode\n", __func__); 741bdcd8170SKalle Valo return; 742bdcd8170SKalle Valo } 743bdcd8170SKalle Valo memset(bssid, 0, ETH_ALEN); 744240d2799SVasanthakumar Thiagarajan cfg80211_ibss_joined(vif->ndev, bssid, GFP_KERNEL); 745bdcd8170SKalle Valo return; 746bdcd8170SKalle Valo } 747bdcd8170SKalle Valo 748f5938f24SVasanthakumar Thiagarajan if (vif->nw_type & INFRA_NETWORK) { 749551959d8SVasanthakumar Thiagarajan if (vif->wdev.iftype != NL80211_IFTYPE_STATION && 750551959d8SVasanthakumar Thiagarajan vif->wdev.iftype != NL80211_IFTYPE_P2P_CLIENT) { 751bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 752bdcd8170SKalle Valo "%s: ath6k not in station mode\n", __func__); 753bdcd8170SKalle Valo return; 754bdcd8170SKalle Valo } 755bdcd8170SKalle Valo } 756bdcd8170SKalle Valo 7571de547d6SVasanthakumar Thiagarajan /* 7581de547d6SVasanthakumar Thiagarajan * Send a disconnect command to target when a disconnect event is 7591de547d6SVasanthakumar Thiagarajan * received with reason code other than 3 (DISCONNECT_CMD - disconnect 7601de547d6SVasanthakumar Thiagarajan * request from host) to make the firmware stop trying to connect even 7611de547d6SVasanthakumar Thiagarajan * after giving disconnect event. There will be one more disconnect 7621de547d6SVasanthakumar Thiagarajan * event for this disconnect command with reason code DISCONNECT_CMD 7631de547d6SVasanthakumar Thiagarajan * which will be notified to cfg80211. 7641de547d6SVasanthakumar Thiagarajan */ 765bdcd8170SKalle Valo 7661de547d6SVasanthakumar Thiagarajan if (reason != DISCONNECT_CMD) { 767334234b5SVasanthakumar Thiagarajan ath6kl_wmi_disconnect_cmd(ar->wmi, vif->fw_vif_idx); 768bdcd8170SKalle Valo return; 769bdcd8170SKalle Valo } 770bdcd8170SKalle Valo 77159c98449SVasanthakumar Thiagarajan clear_bit(CONNECT_PEND, &vif->flags); 772bdcd8170SKalle Valo 77314ee6f6bSVasanthakumar Thiagarajan if (vif->sme_state == SME_CONNECTING) { 774240d2799SVasanthakumar Thiagarajan cfg80211_connect_result(vif->ndev, 775bdcd8170SKalle Valo bssid, NULL, 0, 776bdcd8170SKalle Valo NULL, 0, 777bdcd8170SKalle Valo WLAN_STATUS_UNSPECIFIED_FAILURE, 778bdcd8170SKalle Valo GFP_KERNEL); 77914ee6f6bSVasanthakumar Thiagarajan } else if (vif->sme_state == SME_CONNECTED) { 780240d2799SVasanthakumar Thiagarajan cfg80211_disconnected(vif->ndev, reason, 781bdcd8170SKalle Valo NULL, 0, GFP_KERNEL); 782bdcd8170SKalle Valo } 783bdcd8170SKalle Valo 78414ee6f6bSVasanthakumar Thiagarajan vif->sme_state = SME_DISCONNECTED; 785bdcd8170SKalle Valo } 786bdcd8170SKalle Valo 787bdcd8170SKalle Valo static int ath6kl_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, 788bdcd8170SKalle Valo struct cfg80211_scan_request *request) 789bdcd8170SKalle Valo { 790bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(ndev); 79159c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 7921276c9efSEdward Lu s8 n_channels = 0; 7931276c9efSEdward Lu u16 *channels = NULL; 794bdcd8170SKalle Valo int ret = 0; 795f1f92179SVasanthakumar Thiagarajan u32 force_fg_scan = 0; 796bdcd8170SKalle Valo 797990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 798bdcd8170SKalle Valo return -EIO; 799bdcd8170SKalle Valo 800bdcd8170SKalle Valo if (!ar->usr_bss_filter) { 80159c98449SVasanthakumar Thiagarajan clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags); 8021b1e6ee3SJouni Malinen ret = ath6kl_wmi_bssfilter_cmd( 803240d2799SVasanthakumar Thiagarajan ar->wmi, vif->fw_vif_idx, 80459c98449SVasanthakumar Thiagarajan (test_bit(CONNECTED, &vif->flags) ? 8051b1e6ee3SJouni Malinen ALL_BUT_BSS_FILTER : ALL_BSS_FILTER), 0); 8061b1e6ee3SJouni Malinen if (ret) { 807bdcd8170SKalle Valo ath6kl_err("couldn't set bss filtering\n"); 8081b1e6ee3SJouni Malinen return ret; 809bdcd8170SKalle Valo } 810bdcd8170SKalle Valo } 811bdcd8170SKalle Valo 812bdcd8170SKalle Valo if (request->n_ssids && request->ssids[0].ssid_len) { 813bdcd8170SKalle Valo u8 i; 814bdcd8170SKalle Valo 815bdcd8170SKalle Valo if (request->n_ssids > (MAX_PROBED_SSID_INDEX - 1)) 816bdcd8170SKalle Valo request->n_ssids = MAX_PROBED_SSID_INDEX - 1; 817bdcd8170SKalle Valo 818bdcd8170SKalle Valo for (i = 0; i < request->n_ssids; i++) 819334234b5SVasanthakumar Thiagarajan ath6kl_wmi_probedssid_cmd(ar->wmi, vif->fw_vif_idx, 820334234b5SVasanthakumar Thiagarajan i + 1, SPECIFIC_SSID_FLAG, 821bdcd8170SKalle Valo request->ssids[i].ssid_len, 822bdcd8170SKalle Valo request->ssids[i].ssid); 823bdcd8170SKalle Valo } 824bdcd8170SKalle Valo 825b84da8c7SJouni Malinen if (request->ie) { 826334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, 827334234b5SVasanthakumar Thiagarajan WMI_FRAME_PROBE_REQ, 828b84da8c7SJouni Malinen request->ie, request->ie_len); 829b84da8c7SJouni Malinen if (ret) { 830b84da8c7SJouni Malinen ath6kl_err("failed to set Probe Request appie for " 831b84da8c7SJouni Malinen "scan"); 832b84da8c7SJouni Malinen return ret; 833b84da8c7SJouni Malinen } 834b84da8c7SJouni Malinen } 835b84da8c7SJouni Malinen 83611869befSJouni Malinen /* 83711869befSJouni Malinen * Scan only the requested channels if the request specifies a set of 83811869befSJouni Malinen * channels. If the list is longer than the target supports, do not 83911869befSJouni Malinen * configure the list and instead, scan all available channels. 84011869befSJouni Malinen */ 84111869befSJouni Malinen if (request->n_channels > 0 && 84211869befSJouni Malinen request->n_channels <= WMI_MAX_CHANNELS) { 8431276c9efSEdward Lu u8 i; 8441276c9efSEdward Lu 84511869befSJouni Malinen n_channels = request->n_channels; 8461276c9efSEdward Lu 8471276c9efSEdward Lu channels = kzalloc(n_channels * sizeof(u16), GFP_KERNEL); 8481276c9efSEdward Lu if (channels == NULL) { 8491276c9efSEdward Lu ath6kl_warn("failed to set scan channels, " 8501276c9efSEdward Lu "scan all channels"); 8511276c9efSEdward Lu n_channels = 0; 8521276c9efSEdward Lu } 8531276c9efSEdward Lu 8541276c9efSEdward Lu for (i = 0; i < n_channels; i++) 8551276c9efSEdward Lu channels[i] = request->channels[i]->center_freq; 8561276c9efSEdward Lu } 8571276c9efSEdward Lu 85859c98449SVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags)) 859f1f92179SVasanthakumar Thiagarajan force_fg_scan = 1; 860f1f92179SVasanthakumar Thiagarajan 861334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_startscan_cmd(ar->wmi, vif->fw_vif_idx, WMI_LONG_SCAN, 862334234b5SVasanthakumar Thiagarajan force_fg_scan, false, 0, 0, n_channels, 863334234b5SVasanthakumar Thiagarajan channels); 8641b1e6ee3SJouni Malinen if (ret) 865bdcd8170SKalle Valo ath6kl_err("wmi_startscan_cmd failed\n"); 86611869befSJouni Malinen else 86714ee6f6bSVasanthakumar Thiagarajan vif->scan_req = request; 868bdcd8170SKalle Valo 8691276c9efSEdward Lu kfree(channels); 8701276c9efSEdward Lu 871bdcd8170SKalle Valo return ret; 872bdcd8170SKalle Valo } 873bdcd8170SKalle Valo 874240d2799SVasanthakumar Thiagarajan void ath6kl_cfg80211_scan_complete_event(struct ath6kl_vif *vif, int status) 875bdcd8170SKalle Valo { 876240d2799SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 8776fd1eaceSKalle Valo int i; 878bdcd8170SKalle Valo 879bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: status %d\n", __func__, status); 880bdcd8170SKalle Valo 88114ee6f6bSVasanthakumar Thiagarajan if (!vif->scan_req) 8826fd1eaceSKalle Valo return; 8836fd1eaceSKalle Valo 8846fd1eaceSKalle Valo if ((status == -ECANCELED) || (status == -EBUSY)) { 88514ee6f6bSVasanthakumar Thiagarajan cfg80211_scan_done(vif->scan_req, true); 8866fd1eaceSKalle Valo goto out; 8876fd1eaceSKalle Valo } 8886fd1eaceSKalle Valo 88914ee6f6bSVasanthakumar Thiagarajan cfg80211_scan_done(vif->scan_req, false); 890bdcd8170SKalle Valo 89114ee6f6bSVasanthakumar Thiagarajan if (vif->scan_req->n_ssids && vif->scan_req->ssids[0].ssid_len) { 89214ee6f6bSVasanthakumar Thiagarajan for (i = 0; i < vif->scan_req->n_ssids; i++) { 893334234b5SVasanthakumar Thiagarajan ath6kl_wmi_probedssid_cmd(ar->wmi, vif->fw_vif_idx, 894334234b5SVasanthakumar Thiagarajan i + 1, DISABLE_SSID_FLAG, 895bdcd8170SKalle Valo 0, NULL); 896bdcd8170SKalle Valo } 897bdcd8170SKalle Valo } 8986fd1eaceSKalle Valo 8996fd1eaceSKalle Valo out: 90014ee6f6bSVasanthakumar Thiagarajan vif->scan_req = NULL; 901bdcd8170SKalle Valo } 902bdcd8170SKalle Valo 903bdcd8170SKalle Valo static int ath6kl_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, 904bdcd8170SKalle Valo u8 key_index, bool pairwise, 905bdcd8170SKalle Valo const u8 *mac_addr, 906bdcd8170SKalle Valo struct key_params *params) 907bdcd8170SKalle Valo { 908bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(ndev); 90959c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 910bdcd8170SKalle Valo struct ath6kl_key *key = NULL; 911bdcd8170SKalle Valo u8 key_usage; 912bdcd8170SKalle Valo u8 key_type; 913bdcd8170SKalle Valo int status = 0; 914bdcd8170SKalle Valo 915990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 916bdcd8170SKalle Valo return -EIO; 917bdcd8170SKalle Valo 918837cb97eSJouni Malinen if (params->cipher == CCKM_KRK_CIPHER_SUITE) { 919837cb97eSJouni Malinen if (params->key_len != WMI_KRK_LEN) 920837cb97eSJouni Malinen return -EINVAL; 921240d2799SVasanthakumar Thiagarajan return ath6kl_wmi_add_krk_cmd(ar->wmi, vif->fw_vif_idx, 922240d2799SVasanthakumar Thiagarajan params->key); 923837cb97eSJouni Malinen } 924837cb97eSJouni Malinen 925bdcd8170SKalle Valo if (key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) { 926bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 927bdcd8170SKalle Valo "%s: key index %d out of bounds\n", __func__, 928bdcd8170SKalle Valo key_index); 929bdcd8170SKalle Valo return -ENOENT; 930bdcd8170SKalle Valo } 931bdcd8170SKalle Valo 9326f2a73f9SVasanthakumar Thiagarajan key = &vif->keys[key_index]; 933bdcd8170SKalle Valo memset(key, 0, sizeof(struct ath6kl_key)); 934bdcd8170SKalle Valo 935bdcd8170SKalle Valo if (pairwise) 936bdcd8170SKalle Valo key_usage = PAIRWISE_USAGE; 937bdcd8170SKalle Valo else 938bdcd8170SKalle Valo key_usage = GROUP_USAGE; 939bdcd8170SKalle Valo 940bdcd8170SKalle Valo if (params) { 941bdcd8170SKalle Valo if (params->key_len > WLAN_MAX_KEY_LEN || 942bdcd8170SKalle Valo params->seq_len > sizeof(key->seq)) 943bdcd8170SKalle Valo return -EINVAL; 944bdcd8170SKalle Valo 945bdcd8170SKalle Valo key->key_len = params->key_len; 946bdcd8170SKalle Valo memcpy(key->key, params->key, key->key_len); 947bdcd8170SKalle Valo key->seq_len = params->seq_len; 948bdcd8170SKalle Valo memcpy(key->seq, params->seq, key->seq_len); 949bdcd8170SKalle Valo key->cipher = params->cipher; 950bdcd8170SKalle Valo } 951bdcd8170SKalle Valo 952bdcd8170SKalle Valo switch (key->cipher) { 953bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_WEP40: 954bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_WEP104: 955bdcd8170SKalle Valo key_type = WEP_CRYPT; 956bdcd8170SKalle Valo break; 957bdcd8170SKalle Valo 958bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_TKIP: 959bdcd8170SKalle Valo key_type = TKIP_CRYPT; 960bdcd8170SKalle Valo break; 961bdcd8170SKalle Valo 962bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_CCMP: 963bdcd8170SKalle Valo key_type = AES_CRYPT; 964bdcd8170SKalle Valo break; 965bdcd8170SKalle Valo 966bdcd8170SKalle Valo default: 967bdcd8170SKalle Valo return -ENOTSUPP; 968bdcd8170SKalle Valo } 969bdcd8170SKalle Valo 9703450334fSVasanthakumar Thiagarajan if (((vif->auth_mode == WPA_PSK_AUTH) 9713450334fSVasanthakumar Thiagarajan || (vif->auth_mode == WPA2_PSK_AUTH)) 972bdcd8170SKalle Valo && (key_usage & GROUP_USAGE)) 973de3ad713SVasanthakumar Thiagarajan del_timer(&vif->disconnect_timer); 974bdcd8170SKalle Valo 975bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 976bdcd8170SKalle Valo "%s: index %d, key_len %d, key_type 0x%x, key_usage 0x%x, seq_len %d\n", 977bdcd8170SKalle Valo __func__, key_index, key->key_len, key_type, 978bdcd8170SKalle Valo key_usage, key->seq_len); 979bdcd8170SKalle Valo 9803450334fSVasanthakumar Thiagarajan vif->def_txkey_index = key_index; 9819a5b1318SJouni Malinen 982f5938f24SVasanthakumar Thiagarajan if (vif->nw_type == AP_NETWORK && !pairwise && 9839a5b1318SJouni Malinen (key_type == TKIP_CRYPT || key_type == AES_CRYPT) && params) { 9849a5b1318SJouni Malinen ar->ap_mode_bkey.valid = true; 9859a5b1318SJouni Malinen ar->ap_mode_bkey.key_index = key_index; 9869a5b1318SJouni Malinen ar->ap_mode_bkey.key_type = key_type; 9879a5b1318SJouni Malinen ar->ap_mode_bkey.key_len = key->key_len; 9889a5b1318SJouni Malinen memcpy(ar->ap_mode_bkey.key, key->key, key->key_len); 98959c98449SVasanthakumar Thiagarajan if (!test_bit(CONNECTED, &vif->flags)) { 9909a5b1318SJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "Delay initial group " 9919a5b1318SJouni Malinen "key configuration until AP mode has been " 9929a5b1318SJouni Malinen "started\n"); 9939a5b1318SJouni Malinen /* 9949a5b1318SJouni Malinen * The key will be set in ath6kl_connect_ap_mode() once 9959a5b1318SJouni Malinen * the connected event is received from the target. 9969a5b1318SJouni Malinen */ 9979a5b1318SJouni Malinen return 0; 9989a5b1318SJouni Malinen } 9999a5b1318SJouni Malinen } 10009a5b1318SJouni Malinen 1001f5938f24SVasanthakumar Thiagarajan if (vif->next_mode == AP_NETWORK && key_type == WEP_CRYPT && 100259c98449SVasanthakumar Thiagarajan !test_bit(CONNECTED, &vif->flags)) { 1003151411e8SJouni Malinen /* 1004151411e8SJouni Malinen * Store the key locally so that it can be re-configured after 1005151411e8SJouni Malinen * the AP mode has properly started 1006151411e8SJouni Malinen * (ath6kl_install_statioc_wep_keys). 1007151411e8SJouni Malinen */ 1008151411e8SJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "Delay WEP key configuration " 1009151411e8SJouni Malinen "until AP mode has been started\n"); 10106f2a73f9SVasanthakumar Thiagarajan vif->wep_key_list[key_index].key_len = key->key_len; 10116f2a73f9SVasanthakumar Thiagarajan memcpy(vif->wep_key_list[key_index].key, key->key, 10126f2a73f9SVasanthakumar Thiagarajan key->key_len); 1013151411e8SJouni Malinen return 0; 1014151411e8SJouni Malinen } 1015151411e8SJouni Malinen 1016334234b5SVasanthakumar Thiagarajan status = ath6kl_wmi_addkey_cmd(ar->wmi, vif->fw_vif_idx, 1017334234b5SVasanthakumar Thiagarajan vif->def_txkey_index, 1018bdcd8170SKalle Valo key_type, key_usage, key->key_len, 1019bdcd8170SKalle Valo key->seq, key->key, KEY_OP_INIT_VAL, 1020bdcd8170SKalle Valo (u8 *) mac_addr, SYNC_BOTH_WMIFLAG); 1021bdcd8170SKalle Valo 1022bdcd8170SKalle Valo if (status) 1023bdcd8170SKalle Valo return -EIO; 1024bdcd8170SKalle Valo 1025bdcd8170SKalle Valo return 0; 1026bdcd8170SKalle Valo } 1027bdcd8170SKalle Valo 1028bdcd8170SKalle Valo static int ath6kl_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, 1029bdcd8170SKalle Valo u8 key_index, bool pairwise, 1030bdcd8170SKalle Valo const u8 *mac_addr) 1031bdcd8170SKalle Valo { 1032bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(ndev); 10336f2a73f9SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 1034bdcd8170SKalle Valo 1035bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: index %d\n", __func__, key_index); 1036bdcd8170SKalle Valo 1037990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1038bdcd8170SKalle Valo return -EIO; 1039bdcd8170SKalle Valo 1040bdcd8170SKalle Valo if (key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) { 1041bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1042bdcd8170SKalle Valo "%s: key index %d out of bounds\n", __func__, 1043bdcd8170SKalle Valo key_index); 1044bdcd8170SKalle Valo return -ENOENT; 1045bdcd8170SKalle Valo } 1046bdcd8170SKalle Valo 10476f2a73f9SVasanthakumar Thiagarajan if (!vif->keys[key_index].key_len) { 1048bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1049bdcd8170SKalle Valo "%s: index %d is empty\n", __func__, key_index); 1050bdcd8170SKalle Valo return 0; 1051bdcd8170SKalle Valo } 1052bdcd8170SKalle Valo 10536f2a73f9SVasanthakumar Thiagarajan vif->keys[key_index].key_len = 0; 1054bdcd8170SKalle Valo 1055334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_deletekey_cmd(ar->wmi, vif->fw_vif_idx, key_index); 1056bdcd8170SKalle Valo } 1057bdcd8170SKalle Valo 1058bdcd8170SKalle Valo static int ath6kl_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, 1059bdcd8170SKalle Valo u8 key_index, bool pairwise, 1060bdcd8170SKalle Valo const u8 *mac_addr, void *cookie, 1061bdcd8170SKalle Valo void (*callback) (void *cookie, 1062bdcd8170SKalle Valo struct key_params *)) 1063bdcd8170SKalle Valo { 10646f2a73f9SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 1065bdcd8170SKalle Valo struct ath6kl_key *key = NULL; 1066bdcd8170SKalle Valo struct key_params params; 1067bdcd8170SKalle Valo 1068bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: index %d\n", __func__, key_index); 1069bdcd8170SKalle Valo 1070990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1071bdcd8170SKalle Valo return -EIO; 1072bdcd8170SKalle Valo 1073bdcd8170SKalle Valo if (key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) { 1074bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1075bdcd8170SKalle Valo "%s: key index %d out of bounds\n", __func__, 1076bdcd8170SKalle Valo key_index); 1077bdcd8170SKalle Valo return -ENOENT; 1078bdcd8170SKalle Valo } 1079bdcd8170SKalle Valo 10806f2a73f9SVasanthakumar Thiagarajan key = &vif->keys[key_index]; 1081bdcd8170SKalle Valo memset(¶ms, 0, sizeof(params)); 1082bdcd8170SKalle Valo params.cipher = key->cipher; 1083bdcd8170SKalle Valo params.key_len = key->key_len; 1084bdcd8170SKalle Valo params.seq_len = key->seq_len; 1085bdcd8170SKalle Valo params.seq = key->seq; 1086bdcd8170SKalle Valo params.key = key->key; 1087bdcd8170SKalle Valo 1088bdcd8170SKalle Valo callback(cookie, ¶ms); 1089bdcd8170SKalle Valo 1090bdcd8170SKalle Valo return key->key_len ? 0 : -ENOENT; 1091bdcd8170SKalle Valo } 1092bdcd8170SKalle Valo 1093bdcd8170SKalle Valo static int ath6kl_cfg80211_set_default_key(struct wiphy *wiphy, 1094bdcd8170SKalle Valo struct net_device *ndev, 1095bdcd8170SKalle Valo u8 key_index, bool unicast, 1096bdcd8170SKalle Valo bool multicast) 1097bdcd8170SKalle Valo { 1098bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(ndev); 109959c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 1100bdcd8170SKalle Valo struct ath6kl_key *key = NULL; 1101bdcd8170SKalle Valo int status = 0; 1102bdcd8170SKalle Valo u8 key_usage; 1103229ed6b5SEdward Lu enum crypto_type key_type = NONE_CRYPT; 1104bdcd8170SKalle Valo 1105bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: index %d\n", __func__, key_index); 1106bdcd8170SKalle Valo 1107990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1108bdcd8170SKalle Valo return -EIO; 1109bdcd8170SKalle Valo 1110bdcd8170SKalle Valo if (key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) { 1111bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1112bdcd8170SKalle Valo "%s: key index %d out of bounds\n", 1113bdcd8170SKalle Valo __func__, key_index); 1114bdcd8170SKalle Valo return -ENOENT; 1115bdcd8170SKalle Valo } 1116bdcd8170SKalle Valo 11176f2a73f9SVasanthakumar Thiagarajan if (!vif->keys[key_index].key_len) { 1118bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: invalid key index %d\n", 1119bdcd8170SKalle Valo __func__, key_index); 1120bdcd8170SKalle Valo return -EINVAL; 1121bdcd8170SKalle Valo } 1122bdcd8170SKalle Valo 11233450334fSVasanthakumar Thiagarajan vif->def_txkey_index = key_index; 11246f2a73f9SVasanthakumar Thiagarajan key = &vif->keys[vif->def_txkey_index]; 1125bdcd8170SKalle Valo key_usage = GROUP_USAGE; 11263450334fSVasanthakumar Thiagarajan if (vif->prwise_crypto == WEP_CRYPT) 1127bdcd8170SKalle Valo key_usage |= TX_USAGE; 1128229ed6b5SEdward Lu if (unicast) 11293450334fSVasanthakumar Thiagarajan key_type = vif->prwise_crypto; 1130229ed6b5SEdward Lu if (multicast) 11313450334fSVasanthakumar Thiagarajan key_type = vif->grp_crypto; 1132bdcd8170SKalle Valo 1133f5938f24SVasanthakumar Thiagarajan if (vif->next_mode == AP_NETWORK && !test_bit(CONNECTED, &vif->flags)) 11349a5b1318SJouni Malinen return 0; /* Delay until AP mode has been started */ 11359a5b1318SJouni Malinen 1136334234b5SVasanthakumar Thiagarajan status = ath6kl_wmi_addkey_cmd(ar->wmi, vif->fw_vif_idx, 1137334234b5SVasanthakumar Thiagarajan vif->def_txkey_index, 1138229ed6b5SEdward Lu key_type, key_usage, 1139bdcd8170SKalle Valo key->key_len, key->seq, key->key, 1140bdcd8170SKalle Valo KEY_OP_INIT_VAL, NULL, 1141bdcd8170SKalle Valo SYNC_BOTH_WMIFLAG); 1142bdcd8170SKalle Valo if (status) 1143bdcd8170SKalle Valo return -EIO; 1144bdcd8170SKalle Valo 1145bdcd8170SKalle Valo return 0; 1146bdcd8170SKalle Valo } 1147bdcd8170SKalle Valo 1148240d2799SVasanthakumar Thiagarajan void ath6kl_cfg80211_tkip_micerr_event(struct ath6kl_vif *vif, u8 keyid, 1149bdcd8170SKalle Valo bool ismcast) 1150bdcd8170SKalle Valo { 1151bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1152bdcd8170SKalle Valo "%s: keyid %d, ismcast %d\n", __func__, keyid, ismcast); 1153bdcd8170SKalle Valo 1154240d2799SVasanthakumar Thiagarajan cfg80211_michael_mic_failure(vif->ndev, vif->bssid, 1155bdcd8170SKalle Valo (ismcast ? NL80211_KEYTYPE_GROUP : 1156bdcd8170SKalle Valo NL80211_KEYTYPE_PAIRWISE), keyid, NULL, 1157bdcd8170SKalle Valo GFP_KERNEL); 1158bdcd8170SKalle Valo } 1159bdcd8170SKalle Valo 1160bdcd8170SKalle Valo static int ath6kl_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) 1161bdcd8170SKalle Valo { 1162bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)wiphy_priv(wiphy); 1163990bd915SVasanthakumar Thiagarajan struct ath6kl_vif *vif; 1164bdcd8170SKalle Valo int ret; 1165bdcd8170SKalle Valo 1166bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: changed 0x%x\n", __func__, 1167bdcd8170SKalle Valo changed); 1168bdcd8170SKalle Valo 1169990bd915SVasanthakumar Thiagarajan vif = ath6kl_vif_first(ar); 1170990bd915SVasanthakumar Thiagarajan if (!vif) 1171990bd915SVasanthakumar Thiagarajan return -EIO; 1172990bd915SVasanthakumar Thiagarajan 1173990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1174bdcd8170SKalle Valo return -EIO; 1175bdcd8170SKalle Valo 1176bdcd8170SKalle Valo if (changed & WIPHY_PARAM_RTS_THRESHOLD) { 1177bdcd8170SKalle Valo ret = ath6kl_wmi_set_rts_cmd(ar->wmi, wiphy->rts_threshold); 1178bdcd8170SKalle Valo if (ret != 0) { 1179bdcd8170SKalle Valo ath6kl_err("ath6kl_wmi_set_rts_cmd failed\n"); 1180bdcd8170SKalle Valo return -EIO; 1181bdcd8170SKalle Valo } 1182bdcd8170SKalle Valo } 1183bdcd8170SKalle Valo 1184bdcd8170SKalle Valo return 0; 1185bdcd8170SKalle Valo } 1186bdcd8170SKalle Valo 1187bdcd8170SKalle Valo /* 1188bdcd8170SKalle Valo * The type nl80211_tx_power_setting replaces the following 1189bdcd8170SKalle Valo * data type from 2.6.36 onwards 1190bdcd8170SKalle Valo */ 1191bdcd8170SKalle Valo static int ath6kl_cfg80211_set_txpower(struct wiphy *wiphy, 1192bdcd8170SKalle Valo enum nl80211_tx_power_setting type, 1193bdcd8170SKalle Valo int dbm) 1194bdcd8170SKalle Valo { 1195bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)wiphy_priv(wiphy); 1196990bd915SVasanthakumar Thiagarajan struct ath6kl_vif *vif; 1197bdcd8170SKalle Valo u8 ath6kl_dbm; 1198bdcd8170SKalle Valo 1199bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: type 0x%x, dbm %d\n", __func__, 1200bdcd8170SKalle Valo type, dbm); 1201bdcd8170SKalle Valo 1202990bd915SVasanthakumar Thiagarajan vif = ath6kl_vif_first(ar); 1203990bd915SVasanthakumar Thiagarajan if (!vif) 1204990bd915SVasanthakumar Thiagarajan return -EIO; 1205990bd915SVasanthakumar Thiagarajan 1206990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1207bdcd8170SKalle Valo return -EIO; 1208bdcd8170SKalle Valo 1209bdcd8170SKalle Valo switch (type) { 1210bdcd8170SKalle Valo case NL80211_TX_POWER_AUTOMATIC: 1211bdcd8170SKalle Valo return 0; 1212bdcd8170SKalle Valo case NL80211_TX_POWER_LIMITED: 1213bdcd8170SKalle Valo ar->tx_pwr = ath6kl_dbm = dbm; 1214bdcd8170SKalle Valo break; 1215bdcd8170SKalle Valo default: 1216bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: type 0x%x not supported\n", 1217bdcd8170SKalle Valo __func__, type); 1218bdcd8170SKalle Valo return -EOPNOTSUPP; 1219bdcd8170SKalle Valo } 1220bdcd8170SKalle Valo 1221990bd915SVasanthakumar Thiagarajan ath6kl_wmi_set_tx_pwr_cmd(ar->wmi, vif->fw_vif_idx, ath6kl_dbm); 1222bdcd8170SKalle Valo 1223bdcd8170SKalle Valo return 0; 1224bdcd8170SKalle Valo } 1225bdcd8170SKalle Valo 1226bdcd8170SKalle Valo static int ath6kl_cfg80211_get_txpower(struct wiphy *wiphy, int *dbm) 1227bdcd8170SKalle Valo { 1228bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)wiphy_priv(wiphy); 1229990bd915SVasanthakumar Thiagarajan struct ath6kl_vif *vif; 1230bdcd8170SKalle Valo 1231990bd915SVasanthakumar Thiagarajan vif = ath6kl_vif_first(ar); 1232990bd915SVasanthakumar Thiagarajan if (!vif) 1233990bd915SVasanthakumar Thiagarajan return -EIO; 1234990bd915SVasanthakumar Thiagarajan 1235990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1236bdcd8170SKalle Valo return -EIO; 1237bdcd8170SKalle Valo 123859c98449SVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags)) { 1239bdcd8170SKalle Valo ar->tx_pwr = 0; 1240bdcd8170SKalle Valo 1241990bd915SVasanthakumar Thiagarajan if (ath6kl_wmi_get_tx_pwr_cmd(ar->wmi, vif->fw_vif_idx) != 0) { 1242bdcd8170SKalle Valo ath6kl_err("ath6kl_wmi_get_tx_pwr_cmd failed\n"); 1243bdcd8170SKalle Valo return -EIO; 1244bdcd8170SKalle Valo } 1245bdcd8170SKalle Valo 1246bdcd8170SKalle Valo wait_event_interruptible_timeout(ar->event_wq, ar->tx_pwr != 0, 1247bdcd8170SKalle Valo 5 * HZ); 1248bdcd8170SKalle Valo 1249bdcd8170SKalle Valo if (signal_pending(current)) { 1250bdcd8170SKalle Valo ath6kl_err("target did not respond\n"); 1251bdcd8170SKalle Valo return -EINTR; 1252bdcd8170SKalle Valo } 1253bdcd8170SKalle Valo } 1254bdcd8170SKalle Valo 1255bdcd8170SKalle Valo *dbm = ar->tx_pwr; 1256bdcd8170SKalle Valo return 0; 1257bdcd8170SKalle Valo } 1258bdcd8170SKalle Valo 1259bdcd8170SKalle Valo static int ath6kl_cfg80211_set_power_mgmt(struct wiphy *wiphy, 1260bdcd8170SKalle Valo struct net_device *dev, 1261bdcd8170SKalle Valo bool pmgmt, int timeout) 1262bdcd8170SKalle Valo { 1263bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(dev); 1264bdcd8170SKalle Valo struct wmi_power_mode_cmd mode; 1265334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1266bdcd8170SKalle Valo 1267bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: pmgmt %d, timeout %d\n", 1268bdcd8170SKalle Valo __func__, pmgmt, timeout); 1269bdcd8170SKalle Valo 1270990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1271bdcd8170SKalle Valo return -EIO; 1272bdcd8170SKalle Valo 1273bdcd8170SKalle Valo if (pmgmt) { 1274bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: max perf\n", __func__); 1275bdcd8170SKalle Valo mode.pwr_mode = REC_POWER; 1276bdcd8170SKalle Valo } else { 1277bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: rec power\n", __func__); 1278bdcd8170SKalle Valo mode.pwr_mode = MAX_PERF_POWER; 1279bdcd8170SKalle Valo } 1280bdcd8170SKalle Valo 1281334234b5SVasanthakumar Thiagarajan if (ath6kl_wmi_powermode_cmd(ar->wmi, vif->fw_vif_idx, 1282334234b5SVasanthakumar Thiagarajan mode.pwr_mode) != 0) { 1283bdcd8170SKalle Valo ath6kl_err("wmi_powermode_cmd failed\n"); 1284bdcd8170SKalle Valo return -EIO; 1285bdcd8170SKalle Valo } 1286bdcd8170SKalle Valo 1287bdcd8170SKalle Valo return 0; 1288bdcd8170SKalle Valo } 1289bdcd8170SKalle Valo 129055055976SVasanthakumar Thiagarajan static struct net_device *ath6kl_cfg80211_add_iface(struct wiphy *wiphy, 129155055976SVasanthakumar Thiagarajan char *name, 129255055976SVasanthakumar Thiagarajan enum nl80211_iftype type, 129355055976SVasanthakumar Thiagarajan u32 *flags, 129455055976SVasanthakumar Thiagarajan struct vif_params *params) 129555055976SVasanthakumar Thiagarajan { 129655055976SVasanthakumar Thiagarajan struct ath6kl *ar = wiphy_priv(wiphy); 129755055976SVasanthakumar Thiagarajan struct net_device *ndev; 129855055976SVasanthakumar Thiagarajan u8 if_idx, nw_type; 129955055976SVasanthakumar Thiagarajan 130055055976SVasanthakumar Thiagarajan if (ar->num_vif == MAX_NUM_VIF) { 130155055976SVasanthakumar Thiagarajan ath6kl_err("Reached maximum number of supported vif\n"); 130255055976SVasanthakumar Thiagarajan return ERR_PTR(-EINVAL); 130355055976SVasanthakumar Thiagarajan } 130455055976SVasanthakumar Thiagarajan 130555055976SVasanthakumar Thiagarajan if (!ath6kl_is_valid_iftype(ar, type, &if_idx, &nw_type)) { 130655055976SVasanthakumar Thiagarajan ath6kl_err("Not a supported interface type\n"); 130755055976SVasanthakumar Thiagarajan return ERR_PTR(-EINVAL); 130855055976SVasanthakumar Thiagarajan } 130955055976SVasanthakumar Thiagarajan 131055055976SVasanthakumar Thiagarajan ndev = ath6kl_interface_add(ar, name, type, if_idx, nw_type); 131155055976SVasanthakumar Thiagarajan if (!ndev) 131255055976SVasanthakumar Thiagarajan return ERR_PTR(-ENOMEM); 131355055976SVasanthakumar Thiagarajan 131455055976SVasanthakumar Thiagarajan ar->num_vif++; 131555055976SVasanthakumar Thiagarajan 131655055976SVasanthakumar Thiagarajan return ndev; 131755055976SVasanthakumar Thiagarajan } 131855055976SVasanthakumar Thiagarajan 131955055976SVasanthakumar Thiagarajan static int ath6kl_cfg80211_del_iface(struct wiphy *wiphy, 132055055976SVasanthakumar Thiagarajan struct net_device *ndev) 132155055976SVasanthakumar Thiagarajan { 132255055976SVasanthakumar Thiagarajan struct ath6kl *ar = wiphy_priv(wiphy); 132355055976SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 132455055976SVasanthakumar Thiagarajan 132555055976SVasanthakumar Thiagarajan spin_lock(&ar->list_lock); 132655055976SVasanthakumar Thiagarajan list_del(&vif->list); 132755055976SVasanthakumar Thiagarajan spin_unlock(&ar->list_lock); 132855055976SVasanthakumar Thiagarajan 132955055976SVasanthakumar Thiagarajan ath6kl_cleanup_vif(vif, test_bit(WMI_READY, &ar->flag)); 133055055976SVasanthakumar Thiagarajan 133155055976SVasanthakumar Thiagarajan ath6kl_deinit_if_data(vif); 133255055976SVasanthakumar Thiagarajan 133355055976SVasanthakumar Thiagarajan return 0; 133455055976SVasanthakumar Thiagarajan } 133555055976SVasanthakumar Thiagarajan 1336bdcd8170SKalle Valo static int ath6kl_cfg80211_change_iface(struct wiphy *wiphy, 1337bdcd8170SKalle Valo struct net_device *ndev, 1338bdcd8170SKalle Valo enum nl80211_iftype type, u32 *flags, 1339bdcd8170SKalle Valo struct vif_params *params) 1340bdcd8170SKalle Valo { 1341f5938f24SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 1342bdcd8170SKalle Valo 1343bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: type %u\n", __func__, type); 1344bdcd8170SKalle Valo 1345990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1346bdcd8170SKalle Valo return -EIO; 1347bdcd8170SKalle Valo 1348bdcd8170SKalle Valo switch (type) { 1349bdcd8170SKalle Valo case NL80211_IFTYPE_STATION: 1350f5938f24SVasanthakumar Thiagarajan vif->next_mode = INFRA_NETWORK; 1351bdcd8170SKalle Valo break; 1352bdcd8170SKalle Valo case NL80211_IFTYPE_ADHOC: 1353f5938f24SVasanthakumar Thiagarajan vif->next_mode = ADHOC_NETWORK; 1354bdcd8170SKalle Valo break; 13556e4604c8SJouni Malinen case NL80211_IFTYPE_AP: 1356f5938f24SVasanthakumar Thiagarajan vif->next_mode = AP_NETWORK; 13576e4604c8SJouni Malinen break; 13586b5e5d25SJouni Malinen case NL80211_IFTYPE_P2P_CLIENT: 1359f5938f24SVasanthakumar Thiagarajan vif->next_mode = INFRA_NETWORK; 13606b5e5d25SJouni Malinen break; 13616b5e5d25SJouni Malinen case NL80211_IFTYPE_P2P_GO: 1362f5938f24SVasanthakumar Thiagarajan vif->next_mode = AP_NETWORK; 13636b5e5d25SJouni Malinen break; 1364bdcd8170SKalle Valo default: 1365bdcd8170SKalle Valo ath6kl_err("invalid interface type %u\n", type); 1366bdcd8170SKalle Valo return -EOPNOTSUPP; 1367bdcd8170SKalle Valo } 1368bdcd8170SKalle Valo 1369551959d8SVasanthakumar Thiagarajan vif->wdev.iftype = type; 1370bdcd8170SKalle Valo 1371bdcd8170SKalle Valo return 0; 1372bdcd8170SKalle Valo } 1373bdcd8170SKalle Valo 1374bdcd8170SKalle Valo static int ath6kl_cfg80211_join_ibss(struct wiphy *wiphy, 1375bdcd8170SKalle Valo struct net_device *dev, 1376bdcd8170SKalle Valo struct cfg80211_ibss_params *ibss_param) 1377bdcd8170SKalle Valo { 1378bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(dev); 137959c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1380bdcd8170SKalle Valo int status; 1381bdcd8170SKalle Valo 1382990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1383bdcd8170SKalle Valo return -EIO; 1384bdcd8170SKalle Valo 13853450334fSVasanthakumar Thiagarajan vif->ssid_len = ibss_param->ssid_len; 13863450334fSVasanthakumar Thiagarajan memcpy(vif->ssid, ibss_param->ssid, vif->ssid_len); 1387bdcd8170SKalle Valo 1388bdcd8170SKalle Valo if (ibss_param->channel) 1389f74bac54SVasanthakumar Thiagarajan vif->ch_hint = ibss_param->channel->center_freq; 1390bdcd8170SKalle Valo 1391bdcd8170SKalle Valo if (ibss_param->channel_fixed) { 1392bdcd8170SKalle Valo /* 1393bdcd8170SKalle Valo * TODO: channel_fixed: The channel should be fixed, do not 1394bdcd8170SKalle Valo * search for IBSSs to join on other channels. Target 1395bdcd8170SKalle Valo * firmware does not support this feature, needs to be 1396bdcd8170SKalle Valo * updated. 1397bdcd8170SKalle Valo */ 1398bdcd8170SKalle Valo return -EOPNOTSUPP; 1399bdcd8170SKalle Valo } 1400bdcd8170SKalle Valo 14018c8b65e3SVasanthakumar Thiagarajan memset(vif->req_bssid, 0, sizeof(vif->req_bssid)); 1402bdcd8170SKalle Valo if (ibss_param->bssid && !is_broadcast_ether_addr(ibss_param->bssid)) 14038c8b65e3SVasanthakumar Thiagarajan memcpy(vif->req_bssid, ibss_param->bssid, 14048c8b65e3SVasanthakumar Thiagarajan sizeof(vif->req_bssid)); 1405bdcd8170SKalle Valo 1406240d2799SVasanthakumar Thiagarajan ath6kl_set_wpa_version(vif, 0); 1407bdcd8170SKalle Valo 1408240d2799SVasanthakumar Thiagarajan status = ath6kl_set_auth_type(vif, NL80211_AUTHTYPE_OPEN_SYSTEM); 1409bdcd8170SKalle Valo if (status) 1410bdcd8170SKalle Valo return status; 1411bdcd8170SKalle Valo 1412bdcd8170SKalle Valo if (ibss_param->privacy) { 1413240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, WLAN_CIPHER_SUITE_WEP40, true); 1414240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, WLAN_CIPHER_SUITE_WEP40, false); 1415bdcd8170SKalle Valo } else { 1416240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, 0, true); 1417240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, 0, false); 1418bdcd8170SKalle Valo } 1419bdcd8170SKalle Valo 1420f5938f24SVasanthakumar Thiagarajan vif->nw_type = vif->next_mode; 1421bdcd8170SKalle Valo 1422bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1423bdcd8170SKalle Valo "%s: connect called with authmode %d dot11 auth %d" 1424bdcd8170SKalle Valo " PW crypto %d PW crypto len %d GRP crypto %d" 1425bdcd8170SKalle Valo " GRP crypto len %d channel hint %u\n", 1426bdcd8170SKalle Valo __func__, 14273450334fSVasanthakumar Thiagarajan vif->auth_mode, vif->dot11_auth_mode, vif->prwise_crypto, 14283450334fSVasanthakumar Thiagarajan vif->prwise_crypto_len, vif->grp_crypto, 1429f74bac54SVasanthakumar Thiagarajan vif->grp_crypto_len, vif->ch_hint); 1430bdcd8170SKalle Valo 1431334234b5SVasanthakumar Thiagarajan status = ath6kl_wmi_connect_cmd(ar->wmi, vif->fw_vif_idx, vif->nw_type, 14323450334fSVasanthakumar Thiagarajan vif->dot11_auth_mode, vif->auth_mode, 14333450334fSVasanthakumar Thiagarajan vif->prwise_crypto, 14343450334fSVasanthakumar Thiagarajan vif->prwise_crypto_len, 14353450334fSVasanthakumar Thiagarajan vif->grp_crypto, vif->grp_crypto_len, 14363450334fSVasanthakumar Thiagarajan vif->ssid_len, vif->ssid, 1437f74bac54SVasanthakumar Thiagarajan vif->req_bssid, vif->ch_hint, 1438bdcd8170SKalle Valo ar->connect_ctrl_flags); 143959c98449SVasanthakumar Thiagarajan set_bit(CONNECT_PEND, &vif->flags); 1440bdcd8170SKalle Valo 1441bdcd8170SKalle Valo return 0; 1442bdcd8170SKalle Valo } 1443bdcd8170SKalle Valo 1444bdcd8170SKalle Valo static int ath6kl_cfg80211_leave_ibss(struct wiphy *wiphy, 1445bdcd8170SKalle Valo struct net_device *dev) 1446bdcd8170SKalle Valo { 14473450334fSVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1448bdcd8170SKalle Valo 1449990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1450bdcd8170SKalle Valo return -EIO; 1451bdcd8170SKalle Valo 1452240d2799SVasanthakumar Thiagarajan ath6kl_disconnect(vif); 14533450334fSVasanthakumar Thiagarajan memset(vif->ssid, 0, sizeof(vif->ssid)); 14543450334fSVasanthakumar Thiagarajan vif->ssid_len = 0; 1455bdcd8170SKalle Valo 1456bdcd8170SKalle Valo return 0; 1457bdcd8170SKalle Valo } 1458bdcd8170SKalle Valo 1459bdcd8170SKalle Valo static const u32 cipher_suites[] = { 1460bdcd8170SKalle Valo WLAN_CIPHER_SUITE_WEP40, 1461bdcd8170SKalle Valo WLAN_CIPHER_SUITE_WEP104, 1462bdcd8170SKalle Valo WLAN_CIPHER_SUITE_TKIP, 1463bdcd8170SKalle Valo WLAN_CIPHER_SUITE_CCMP, 1464837cb97eSJouni Malinen CCKM_KRK_CIPHER_SUITE, 1465bdcd8170SKalle Valo }; 1466bdcd8170SKalle Valo 1467bdcd8170SKalle Valo static bool is_rate_legacy(s32 rate) 1468bdcd8170SKalle Valo { 1469bdcd8170SKalle Valo static const s32 legacy[] = { 1000, 2000, 5500, 11000, 1470bdcd8170SKalle Valo 6000, 9000, 12000, 18000, 24000, 1471bdcd8170SKalle Valo 36000, 48000, 54000 1472bdcd8170SKalle Valo }; 1473bdcd8170SKalle Valo u8 i; 1474bdcd8170SKalle Valo 1475bdcd8170SKalle Valo for (i = 0; i < ARRAY_SIZE(legacy); i++) 1476bdcd8170SKalle Valo if (rate == legacy[i]) 1477bdcd8170SKalle Valo return true; 1478bdcd8170SKalle Valo 1479bdcd8170SKalle Valo return false; 1480bdcd8170SKalle Valo } 1481bdcd8170SKalle Valo 1482bdcd8170SKalle Valo static bool is_rate_ht20(s32 rate, u8 *mcs, bool *sgi) 1483bdcd8170SKalle Valo { 1484bdcd8170SKalle Valo static const s32 ht20[] = { 6500, 13000, 19500, 26000, 39000, 1485bdcd8170SKalle Valo 52000, 58500, 65000, 72200 1486bdcd8170SKalle Valo }; 1487bdcd8170SKalle Valo u8 i; 1488bdcd8170SKalle Valo 1489bdcd8170SKalle Valo for (i = 0; i < ARRAY_SIZE(ht20); i++) { 1490bdcd8170SKalle Valo if (rate == ht20[i]) { 1491bdcd8170SKalle Valo if (i == ARRAY_SIZE(ht20) - 1) 1492bdcd8170SKalle Valo /* last rate uses sgi */ 1493bdcd8170SKalle Valo *sgi = true; 1494bdcd8170SKalle Valo else 1495bdcd8170SKalle Valo *sgi = false; 1496bdcd8170SKalle Valo 1497bdcd8170SKalle Valo *mcs = i; 1498bdcd8170SKalle Valo return true; 1499bdcd8170SKalle Valo } 1500bdcd8170SKalle Valo } 1501bdcd8170SKalle Valo return false; 1502bdcd8170SKalle Valo } 1503bdcd8170SKalle Valo 1504bdcd8170SKalle Valo static bool is_rate_ht40(s32 rate, u8 *mcs, bool *sgi) 1505bdcd8170SKalle Valo { 1506bdcd8170SKalle Valo static const s32 ht40[] = { 13500, 27000, 40500, 54000, 1507bdcd8170SKalle Valo 81000, 108000, 121500, 135000, 1508bdcd8170SKalle Valo 150000 1509bdcd8170SKalle Valo }; 1510bdcd8170SKalle Valo u8 i; 1511bdcd8170SKalle Valo 1512bdcd8170SKalle Valo for (i = 0; i < ARRAY_SIZE(ht40); i++) { 1513bdcd8170SKalle Valo if (rate == ht40[i]) { 1514bdcd8170SKalle Valo if (i == ARRAY_SIZE(ht40) - 1) 1515bdcd8170SKalle Valo /* last rate uses sgi */ 1516bdcd8170SKalle Valo *sgi = true; 1517bdcd8170SKalle Valo else 1518bdcd8170SKalle Valo *sgi = false; 1519bdcd8170SKalle Valo 1520bdcd8170SKalle Valo *mcs = i; 1521bdcd8170SKalle Valo return true; 1522bdcd8170SKalle Valo } 1523bdcd8170SKalle Valo } 1524bdcd8170SKalle Valo 1525bdcd8170SKalle Valo return false; 1526bdcd8170SKalle Valo } 1527bdcd8170SKalle Valo 1528bdcd8170SKalle Valo static int ath6kl_get_station(struct wiphy *wiphy, struct net_device *dev, 1529bdcd8170SKalle Valo u8 *mac, struct station_info *sinfo) 1530bdcd8170SKalle Valo { 1531bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(dev); 153259c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1533bdcd8170SKalle Valo long left; 1534bdcd8170SKalle Valo bool sgi; 1535bdcd8170SKalle Valo s32 rate; 1536bdcd8170SKalle Valo int ret; 1537bdcd8170SKalle Valo u8 mcs; 1538bdcd8170SKalle Valo 15398c8b65e3SVasanthakumar Thiagarajan if (memcmp(mac, vif->bssid, ETH_ALEN) != 0) 1540bdcd8170SKalle Valo return -ENOENT; 1541bdcd8170SKalle Valo 1542bdcd8170SKalle Valo if (down_interruptible(&ar->sem)) 1543bdcd8170SKalle Valo return -EBUSY; 1544bdcd8170SKalle Valo 1545b95907a7SVasanthakumar Thiagarajan set_bit(STATS_UPDATE_PEND, &vif->flags); 1546bdcd8170SKalle Valo 1547334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_get_stats_cmd(ar->wmi, vif->fw_vif_idx); 1548bdcd8170SKalle Valo 1549bdcd8170SKalle Valo if (ret != 0) { 1550bdcd8170SKalle Valo up(&ar->sem); 1551bdcd8170SKalle Valo return -EIO; 1552bdcd8170SKalle Valo } 1553bdcd8170SKalle Valo 1554bdcd8170SKalle Valo left = wait_event_interruptible_timeout(ar->event_wq, 1555bdcd8170SKalle Valo !test_bit(STATS_UPDATE_PEND, 1556b95907a7SVasanthakumar Thiagarajan &vif->flags), 1557bdcd8170SKalle Valo WMI_TIMEOUT); 1558bdcd8170SKalle Valo 1559bdcd8170SKalle Valo up(&ar->sem); 1560bdcd8170SKalle Valo 1561bdcd8170SKalle Valo if (left == 0) 1562bdcd8170SKalle Valo return -ETIMEDOUT; 1563bdcd8170SKalle Valo else if (left < 0) 1564bdcd8170SKalle Valo return left; 1565bdcd8170SKalle Valo 1566b95907a7SVasanthakumar Thiagarajan if (vif->target_stats.rx_byte) { 1567b95907a7SVasanthakumar Thiagarajan sinfo->rx_bytes = vif->target_stats.rx_byte; 1568bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_RX_BYTES; 1569b95907a7SVasanthakumar Thiagarajan sinfo->rx_packets = vif->target_stats.rx_pkt; 1570bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_RX_PACKETS; 1571bdcd8170SKalle Valo } 1572bdcd8170SKalle Valo 1573b95907a7SVasanthakumar Thiagarajan if (vif->target_stats.tx_byte) { 1574b95907a7SVasanthakumar Thiagarajan sinfo->tx_bytes = vif->target_stats.tx_byte; 1575bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_TX_BYTES; 1576b95907a7SVasanthakumar Thiagarajan sinfo->tx_packets = vif->target_stats.tx_pkt; 1577bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_TX_PACKETS; 1578bdcd8170SKalle Valo } 1579bdcd8170SKalle Valo 1580b95907a7SVasanthakumar Thiagarajan sinfo->signal = vif->target_stats.cs_rssi; 1581bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_SIGNAL; 1582bdcd8170SKalle Valo 1583b95907a7SVasanthakumar Thiagarajan rate = vif->target_stats.tx_ucast_rate; 1584bdcd8170SKalle Valo 1585bdcd8170SKalle Valo if (is_rate_legacy(rate)) { 1586bdcd8170SKalle Valo sinfo->txrate.legacy = rate / 100; 1587bdcd8170SKalle Valo } else if (is_rate_ht20(rate, &mcs, &sgi)) { 1588bdcd8170SKalle Valo if (sgi) { 1589bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; 1590bdcd8170SKalle Valo sinfo->txrate.mcs = mcs - 1; 1591bdcd8170SKalle Valo } else { 1592bdcd8170SKalle Valo sinfo->txrate.mcs = mcs; 1593bdcd8170SKalle Valo } 1594bdcd8170SKalle Valo 1595bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_MCS; 1596bdcd8170SKalle Valo } else if (is_rate_ht40(rate, &mcs, &sgi)) { 1597bdcd8170SKalle Valo if (sgi) { 1598bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; 1599bdcd8170SKalle Valo sinfo->txrate.mcs = mcs - 1; 1600bdcd8170SKalle Valo } else { 1601bdcd8170SKalle Valo sinfo->txrate.mcs = mcs; 1602bdcd8170SKalle Valo } 1603bdcd8170SKalle Valo 1604bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH; 1605bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_MCS; 1606bdcd8170SKalle Valo } else { 16079a730834SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 16089a730834SKalle Valo "invalid rate from stats: %d\n", rate); 16099a730834SKalle Valo ath6kl_debug_war(ar, ATH6KL_WAR_INVALID_RATE); 1610bdcd8170SKalle Valo return 0; 1611bdcd8170SKalle Valo } 1612bdcd8170SKalle Valo 1613bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_TX_BITRATE; 1614bdcd8170SKalle Valo 161559c98449SVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags) && 161659c98449SVasanthakumar Thiagarajan test_bit(DTIM_PERIOD_AVAIL, &vif->flags) && 1617f5938f24SVasanthakumar Thiagarajan vif->nw_type == INFRA_NETWORK) { 161832c10874SJouni Malinen sinfo->filled |= STATION_INFO_BSS_PARAM; 161932c10874SJouni Malinen sinfo->bss_param.flags = 0; 1620cf5333d7SVasanthakumar Thiagarajan sinfo->bss_param.dtim_period = vif->assoc_bss_dtim_period; 1621cf5333d7SVasanthakumar Thiagarajan sinfo->bss_param.beacon_interval = vif->assoc_bss_beacon_int; 162232c10874SJouni Malinen } 162332c10874SJouni Malinen 1624bdcd8170SKalle Valo return 0; 1625bdcd8170SKalle Valo } 1626bdcd8170SKalle Valo 1627bdcd8170SKalle Valo static int ath6kl_set_pmksa(struct wiphy *wiphy, struct net_device *netdev, 1628bdcd8170SKalle Valo struct cfg80211_pmksa *pmksa) 1629bdcd8170SKalle Valo { 1630bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(netdev); 1631334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(netdev); 1632334234b5SVasanthakumar Thiagarajan 1633334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_setpmkid_cmd(ar->wmi, vif->fw_vif_idx, pmksa->bssid, 1634bdcd8170SKalle Valo pmksa->pmkid, true); 1635bdcd8170SKalle Valo } 1636bdcd8170SKalle Valo 1637bdcd8170SKalle Valo static int ath6kl_del_pmksa(struct wiphy *wiphy, struct net_device *netdev, 1638bdcd8170SKalle Valo struct cfg80211_pmksa *pmksa) 1639bdcd8170SKalle Valo { 1640bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(netdev); 1641334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(netdev); 1642334234b5SVasanthakumar Thiagarajan 1643334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_setpmkid_cmd(ar->wmi, vif->fw_vif_idx, pmksa->bssid, 1644bdcd8170SKalle Valo pmksa->pmkid, false); 1645bdcd8170SKalle Valo } 1646bdcd8170SKalle Valo 1647bdcd8170SKalle Valo static int ath6kl_flush_pmksa(struct wiphy *wiphy, struct net_device *netdev) 1648bdcd8170SKalle Valo { 1649bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(netdev); 165059c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(netdev); 165159c98449SVasanthakumar Thiagarajan 165259c98449SVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags)) 1653334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_setpmkid_cmd(ar->wmi, vif->fw_vif_idx, 1654334234b5SVasanthakumar Thiagarajan vif->bssid, NULL, false); 1655bdcd8170SKalle Valo return 0; 1656bdcd8170SKalle Valo } 1657bdcd8170SKalle Valo 1658abcb344bSKalle Valo #ifdef CONFIG_PM 1659abcb344bSKalle Valo static int ar6k_cfg80211_suspend(struct wiphy *wiphy, 1660abcb344bSKalle Valo struct cfg80211_wowlan *wow) 1661abcb344bSKalle Valo { 1662abcb344bSKalle Valo struct ath6kl *ar = wiphy_priv(wiphy); 1663abcb344bSKalle Valo 1664abcb344bSKalle Valo return ath6kl_hif_suspend(ar); 1665abcb344bSKalle Valo } 1666aa6cffc1SChilam Ng 1667aa6cffc1SChilam Ng static int ar6k_cfg80211_resume(struct wiphy *wiphy) 1668aa6cffc1SChilam Ng { 1669aa6cffc1SChilam Ng struct ath6kl *ar = wiphy_priv(wiphy); 1670aa6cffc1SChilam Ng 1671aa6cffc1SChilam Ng return ath6kl_hif_resume(ar); 1672aa6cffc1SChilam Ng } 1673abcb344bSKalle Valo #endif 1674abcb344bSKalle Valo 16756a7c9badSJouni Malinen static int ath6kl_set_channel(struct wiphy *wiphy, struct net_device *dev, 16766a7c9badSJouni Malinen struct ieee80211_channel *chan, 16776a7c9badSJouni Malinen enum nl80211_channel_type channel_type) 16786a7c9badSJouni Malinen { 1679cf5333d7SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 16806a7c9badSJouni Malinen 1681990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 16826a7c9badSJouni Malinen return -EIO; 16836a7c9badSJouni Malinen 16846a7c9badSJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: center_freq=%u hw_value=%u\n", 16856a7c9badSJouni Malinen __func__, chan->center_freq, chan->hw_value); 1686cf5333d7SVasanthakumar Thiagarajan vif->next_chan = chan->center_freq; 16876a7c9badSJouni Malinen 16886a7c9badSJouni Malinen return 0; 16896a7c9badSJouni Malinen } 16906a7c9badSJouni Malinen 16918bdfbf40SJouni Malinen static bool ath6kl_is_p2p_ie(const u8 *pos) 16928bdfbf40SJouni Malinen { 16938bdfbf40SJouni Malinen return pos[0] == WLAN_EID_VENDOR_SPECIFIC && pos[1] >= 4 && 16948bdfbf40SJouni Malinen pos[2] == 0x50 && pos[3] == 0x6f && 16958bdfbf40SJouni Malinen pos[4] == 0x9a && pos[5] == 0x09; 16968bdfbf40SJouni Malinen } 16978bdfbf40SJouni Malinen 1698334234b5SVasanthakumar Thiagarajan static int ath6kl_set_ap_probe_resp_ies(struct ath6kl_vif *vif, 1699334234b5SVasanthakumar Thiagarajan const u8 *ies, size_t ies_len) 17008bdfbf40SJouni Malinen { 1701334234b5SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 17028bdfbf40SJouni Malinen const u8 *pos; 17038bdfbf40SJouni Malinen u8 *buf = NULL; 17048bdfbf40SJouni Malinen size_t len = 0; 17058bdfbf40SJouni Malinen int ret; 17068bdfbf40SJouni Malinen 17078bdfbf40SJouni Malinen /* 17088bdfbf40SJouni Malinen * Filter out P2P IE(s) since they will be included depending on 17098bdfbf40SJouni Malinen * the Probe Request frame in ath6kl_send_go_probe_resp(). 17108bdfbf40SJouni Malinen */ 17118bdfbf40SJouni Malinen 17128bdfbf40SJouni Malinen if (ies && ies_len) { 17138bdfbf40SJouni Malinen buf = kmalloc(ies_len, GFP_KERNEL); 17148bdfbf40SJouni Malinen if (buf == NULL) 17158bdfbf40SJouni Malinen return -ENOMEM; 17168bdfbf40SJouni Malinen pos = ies; 17178bdfbf40SJouni Malinen while (pos + 1 < ies + ies_len) { 17188bdfbf40SJouni Malinen if (pos + 2 + pos[1] > ies + ies_len) 17198bdfbf40SJouni Malinen break; 17208bdfbf40SJouni Malinen if (!ath6kl_is_p2p_ie(pos)) { 17218bdfbf40SJouni Malinen memcpy(buf + len, pos, 2 + pos[1]); 17228bdfbf40SJouni Malinen len += 2 + pos[1]; 17238bdfbf40SJouni Malinen } 17248bdfbf40SJouni Malinen pos += 2 + pos[1]; 17258bdfbf40SJouni Malinen } 17268bdfbf40SJouni Malinen } 17278bdfbf40SJouni Malinen 1728334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, 1729334234b5SVasanthakumar Thiagarajan WMI_FRAME_PROBE_RESP, buf, len); 17308bdfbf40SJouni Malinen kfree(buf); 17318bdfbf40SJouni Malinen return ret; 17328bdfbf40SJouni Malinen } 17338bdfbf40SJouni Malinen 17346a7c9badSJouni Malinen static int ath6kl_ap_beacon(struct wiphy *wiphy, struct net_device *dev, 17356a7c9badSJouni Malinen struct beacon_parameters *info, bool add) 17366a7c9badSJouni Malinen { 17376a7c9badSJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 17383450334fSVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 17396a7c9badSJouni Malinen struct ieee80211_mgmt *mgmt; 17406a7c9badSJouni Malinen u8 *ies; 17416a7c9badSJouni Malinen int ies_len; 17426a7c9badSJouni Malinen struct wmi_connect_cmd p; 17436a7c9badSJouni Malinen int res; 17446a7c9badSJouni Malinen int i; 17456a7c9badSJouni Malinen 17466a7c9badSJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: add=%d\n", __func__, add); 17476a7c9badSJouni Malinen 1748990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 17496a7c9badSJouni Malinen return -EIO; 17506a7c9badSJouni Malinen 1751f5938f24SVasanthakumar Thiagarajan if (vif->next_mode != AP_NETWORK) 17526a7c9badSJouni Malinen return -EOPNOTSUPP; 17536a7c9badSJouni Malinen 17546a7c9badSJouni Malinen if (info->beacon_ies) { 1755334234b5SVasanthakumar Thiagarajan res = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, 1756334234b5SVasanthakumar Thiagarajan WMI_FRAME_BEACON, 17576a7c9badSJouni Malinen info->beacon_ies, 17586a7c9badSJouni Malinen info->beacon_ies_len); 17596a7c9badSJouni Malinen if (res) 17606a7c9badSJouni Malinen return res; 17616a7c9badSJouni Malinen } 17626a7c9badSJouni Malinen if (info->proberesp_ies) { 1763334234b5SVasanthakumar Thiagarajan res = ath6kl_set_ap_probe_resp_ies(vif, info->proberesp_ies, 17646a7c9badSJouni Malinen info->proberesp_ies_len); 17656a7c9badSJouni Malinen if (res) 17666a7c9badSJouni Malinen return res; 17676a7c9badSJouni Malinen } 17686a7c9badSJouni Malinen if (info->assocresp_ies) { 1769334234b5SVasanthakumar Thiagarajan res = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, 1770334234b5SVasanthakumar Thiagarajan WMI_FRAME_ASSOC_RESP, 17716a7c9badSJouni Malinen info->assocresp_ies, 17726a7c9badSJouni Malinen info->assocresp_ies_len); 17736a7c9badSJouni Malinen if (res) 17746a7c9badSJouni Malinen return res; 17756a7c9badSJouni Malinen } 17766a7c9badSJouni Malinen 17776a7c9badSJouni Malinen if (!add) 17786a7c9badSJouni Malinen return 0; 17796a7c9badSJouni Malinen 17809a5b1318SJouni Malinen ar->ap_mode_bkey.valid = false; 17819a5b1318SJouni Malinen 17826a7c9badSJouni Malinen /* TODO: 17836a7c9badSJouni Malinen * info->interval 17846a7c9badSJouni Malinen * info->dtim_period 17856a7c9badSJouni Malinen */ 17866a7c9badSJouni Malinen 17876a7c9badSJouni Malinen if (info->head == NULL) 17886a7c9badSJouni Malinen return -EINVAL; 17896a7c9badSJouni Malinen mgmt = (struct ieee80211_mgmt *) info->head; 17906a7c9badSJouni Malinen ies = mgmt->u.beacon.variable; 17916a7c9badSJouni Malinen if (ies > info->head + info->head_len) 17926a7c9badSJouni Malinen return -EINVAL; 17936a7c9badSJouni Malinen ies_len = info->head + info->head_len - ies; 17946a7c9badSJouni Malinen 17956a7c9badSJouni Malinen if (info->ssid == NULL) 17966a7c9badSJouni Malinen return -EINVAL; 17973450334fSVasanthakumar Thiagarajan memcpy(vif->ssid, info->ssid, info->ssid_len); 17983450334fSVasanthakumar Thiagarajan vif->ssid_len = info->ssid_len; 17996a7c9badSJouni Malinen if (info->hidden_ssid != NL80211_HIDDEN_SSID_NOT_IN_USE) 18006a7c9badSJouni Malinen return -EOPNOTSUPP; /* TODO */ 18016a7c9badSJouni Malinen 18023450334fSVasanthakumar Thiagarajan vif->dot11_auth_mode = OPEN_AUTH; 18036a7c9badSJouni Malinen 18046a7c9badSJouni Malinen memset(&p, 0, sizeof(p)); 18056a7c9badSJouni Malinen 18066a7c9badSJouni Malinen for (i = 0; i < info->crypto.n_akm_suites; i++) { 18076a7c9badSJouni Malinen switch (info->crypto.akm_suites[i]) { 18086a7c9badSJouni Malinen case WLAN_AKM_SUITE_8021X: 18096a7c9badSJouni Malinen if (info->crypto.wpa_versions & NL80211_WPA_VERSION_1) 18106a7c9badSJouni Malinen p.auth_mode |= WPA_AUTH; 18116a7c9badSJouni Malinen if (info->crypto.wpa_versions & NL80211_WPA_VERSION_2) 18126a7c9badSJouni Malinen p.auth_mode |= WPA2_AUTH; 18136a7c9badSJouni Malinen break; 18146a7c9badSJouni Malinen case WLAN_AKM_SUITE_PSK: 18156a7c9badSJouni Malinen if (info->crypto.wpa_versions & NL80211_WPA_VERSION_1) 18166a7c9badSJouni Malinen p.auth_mode |= WPA_PSK_AUTH; 18176a7c9badSJouni Malinen if (info->crypto.wpa_versions & NL80211_WPA_VERSION_2) 18186a7c9badSJouni Malinen p.auth_mode |= WPA2_PSK_AUTH; 18196a7c9badSJouni Malinen break; 18206a7c9badSJouni Malinen } 18216a7c9badSJouni Malinen } 18226a7c9badSJouni Malinen if (p.auth_mode == 0) 18236a7c9badSJouni Malinen p.auth_mode = NONE_AUTH; 18243450334fSVasanthakumar Thiagarajan vif->auth_mode = p.auth_mode; 18256a7c9badSJouni Malinen 18266a7c9badSJouni Malinen for (i = 0; i < info->crypto.n_ciphers_pairwise; i++) { 18276a7c9badSJouni Malinen switch (info->crypto.ciphers_pairwise[i]) { 18286a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_WEP40: 18296a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_WEP104: 18306a7c9badSJouni Malinen p.prwise_crypto_type |= WEP_CRYPT; 18316a7c9badSJouni Malinen break; 18326a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_TKIP: 18336a7c9badSJouni Malinen p.prwise_crypto_type |= TKIP_CRYPT; 18346a7c9badSJouni Malinen break; 18356a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_CCMP: 18366a7c9badSJouni Malinen p.prwise_crypto_type |= AES_CRYPT; 18376a7c9badSJouni Malinen break; 18386a7c9badSJouni Malinen } 18396a7c9badSJouni Malinen } 1840229ed6b5SEdward Lu if (p.prwise_crypto_type == 0) { 18416a7c9badSJouni Malinen p.prwise_crypto_type = NONE_CRYPT; 1842240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, 0, true); 1843229ed6b5SEdward Lu } else if (info->crypto.n_ciphers_pairwise == 1) 1844240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, info->crypto.ciphers_pairwise[0], true); 18456a7c9badSJouni Malinen 18466a7c9badSJouni Malinen switch (info->crypto.cipher_group) { 18476a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_WEP40: 18486a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_WEP104: 18496a7c9badSJouni Malinen p.grp_crypto_type = WEP_CRYPT; 18506a7c9badSJouni Malinen break; 18516a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_TKIP: 18526a7c9badSJouni Malinen p.grp_crypto_type = TKIP_CRYPT; 18536a7c9badSJouni Malinen break; 18546a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_CCMP: 18556a7c9badSJouni Malinen p.grp_crypto_type = AES_CRYPT; 18566a7c9badSJouni Malinen break; 18576a7c9badSJouni Malinen default: 18586a7c9badSJouni Malinen p.grp_crypto_type = NONE_CRYPT; 18596a7c9badSJouni Malinen break; 18606a7c9badSJouni Malinen } 1861240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, info->crypto.cipher_group, false); 18626a7c9badSJouni Malinen 18636a7c9badSJouni Malinen p.nw_type = AP_NETWORK; 1864f5938f24SVasanthakumar Thiagarajan vif->nw_type = vif->next_mode; 18656a7c9badSJouni Malinen 18663450334fSVasanthakumar Thiagarajan p.ssid_len = vif->ssid_len; 18673450334fSVasanthakumar Thiagarajan memcpy(p.ssid, vif->ssid, vif->ssid_len); 18683450334fSVasanthakumar Thiagarajan p.dot11_auth_mode = vif->dot11_auth_mode; 1869cf5333d7SVasanthakumar Thiagarajan p.ch = cpu_to_le16(vif->next_chan); 18706a7c9badSJouni Malinen 1871334234b5SVasanthakumar Thiagarajan res = ath6kl_wmi_ap_profile_commit(ar->wmi, vif->fw_vif_idx, &p); 18729a5b1318SJouni Malinen if (res < 0) 18739a5b1318SJouni Malinen return res; 18749a5b1318SJouni Malinen 18759a5b1318SJouni Malinen return 0; 18766a7c9badSJouni Malinen } 18776a7c9badSJouni Malinen 18786a7c9badSJouni Malinen static int ath6kl_add_beacon(struct wiphy *wiphy, struct net_device *dev, 18796a7c9badSJouni Malinen struct beacon_parameters *info) 18806a7c9badSJouni Malinen { 18816a7c9badSJouni Malinen return ath6kl_ap_beacon(wiphy, dev, info, true); 18826a7c9badSJouni Malinen } 18836a7c9badSJouni Malinen 18846a7c9badSJouni Malinen static int ath6kl_set_beacon(struct wiphy *wiphy, struct net_device *dev, 18856a7c9badSJouni Malinen struct beacon_parameters *info) 18866a7c9badSJouni Malinen { 18876a7c9badSJouni Malinen return ath6kl_ap_beacon(wiphy, dev, info, false); 18886a7c9badSJouni Malinen } 18896a7c9badSJouni Malinen 18906a7c9badSJouni Malinen static int ath6kl_del_beacon(struct wiphy *wiphy, struct net_device *dev) 18916a7c9badSJouni Malinen { 18926a7c9badSJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 189359c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 18946a7c9badSJouni Malinen 1895f5938f24SVasanthakumar Thiagarajan if (vif->nw_type != AP_NETWORK) 18966a7c9badSJouni Malinen return -EOPNOTSUPP; 189759c98449SVasanthakumar Thiagarajan if (!test_bit(CONNECTED, &vif->flags)) 18986a7c9badSJouni Malinen return -ENOTCONN; 18996a7c9badSJouni Malinen 1900334234b5SVasanthakumar Thiagarajan ath6kl_wmi_disconnect_cmd(ar->wmi, vif->fw_vif_idx); 190159c98449SVasanthakumar Thiagarajan clear_bit(CONNECTED, &vif->flags); 19026a7c9badSJouni Malinen 19036a7c9badSJouni Malinen return 0; 19046a7c9badSJouni Malinen } 19056a7c9badSJouni Malinen 190623875136SJouni Malinen static int ath6kl_change_station(struct wiphy *wiphy, struct net_device *dev, 190723875136SJouni Malinen u8 *mac, struct station_parameters *params) 190823875136SJouni Malinen { 190923875136SJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 1910f5938f24SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 191123875136SJouni Malinen 1912f5938f24SVasanthakumar Thiagarajan if (vif->nw_type != AP_NETWORK) 191323875136SJouni Malinen return -EOPNOTSUPP; 191423875136SJouni Malinen 191523875136SJouni Malinen /* Use this only for authorizing/unauthorizing a station */ 191623875136SJouni Malinen if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))) 191723875136SJouni Malinen return -EOPNOTSUPP; 191823875136SJouni Malinen 191923875136SJouni Malinen if (params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED)) 1920334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_ap_set_mlme(ar->wmi, vif->fw_vif_idx, 1921334234b5SVasanthakumar Thiagarajan WMI_AP_MLME_AUTHORIZE, mac, 0); 1922334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_ap_set_mlme(ar->wmi, vif->fw_vif_idx, 1923334234b5SVasanthakumar Thiagarajan WMI_AP_MLME_UNAUTHORIZE, mac, 0); 192423875136SJouni Malinen } 192523875136SJouni Malinen 192663fa1e0cSJouni Malinen static int ath6kl_remain_on_channel(struct wiphy *wiphy, 192763fa1e0cSJouni Malinen struct net_device *dev, 192863fa1e0cSJouni Malinen struct ieee80211_channel *chan, 192963fa1e0cSJouni Malinen enum nl80211_channel_type channel_type, 193063fa1e0cSJouni Malinen unsigned int duration, 193163fa1e0cSJouni Malinen u64 *cookie) 193263fa1e0cSJouni Malinen { 193363fa1e0cSJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 1934334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 193563fa1e0cSJouni Malinen 193663fa1e0cSJouni Malinen /* TODO: if already pending or ongoing remain-on-channel, 193763fa1e0cSJouni Malinen * return -EBUSY */ 193863fa1e0cSJouni Malinen *cookie = 1; /* only a single pending request is supported */ 193963fa1e0cSJouni Malinen 1940334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_remain_on_chnl_cmd(ar->wmi, vif->fw_vif_idx, 1941334234b5SVasanthakumar Thiagarajan chan->center_freq, duration); 194263fa1e0cSJouni Malinen } 194363fa1e0cSJouni Malinen 194463fa1e0cSJouni Malinen static int ath6kl_cancel_remain_on_channel(struct wiphy *wiphy, 194563fa1e0cSJouni Malinen struct net_device *dev, 194663fa1e0cSJouni Malinen u64 cookie) 194763fa1e0cSJouni Malinen { 194863fa1e0cSJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 1949334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 195063fa1e0cSJouni Malinen 195163fa1e0cSJouni Malinen if (cookie != 1) 195263fa1e0cSJouni Malinen return -ENOENT; 195363fa1e0cSJouni Malinen 1954334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_cancel_remain_on_chnl_cmd(ar->wmi, vif->fw_vif_idx); 195563fa1e0cSJouni Malinen } 195663fa1e0cSJouni Malinen 1957334234b5SVasanthakumar Thiagarajan static int ath6kl_send_go_probe_resp(struct ath6kl_vif *vif, 1958334234b5SVasanthakumar Thiagarajan const u8 *buf, size_t len, 1959334234b5SVasanthakumar Thiagarajan unsigned int freq) 19608bdfbf40SJouni Malinen { 1961334234b5SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 19628bdfbf40SJouni Malinen const u8 *pos; 19638bdfbf40SJouni Malinen u8 *p2p; 19648bdfbf40SJouni Malinen int p2p_len; 19658bdfbf40SJouni Malinen int ret; 19668bdfbf40SJouni Malinen const struct ieee80211_mgmt *mgmt; 19678bdfbf40SJouni Malinen 19688bdfbf40SJouni Malinen mgmt = (const struct ieee80211_mgmt *) buf; 19698bdfbf40SJouni Malinen 19708bdfbf40SJouni Malinen /* Include P2P IE(s) from the frame generated in user space. */ 19718bdfbf40SJouni Malinen 19728bdfbf40SJouni Malinen p2p = kmalloc(len, GFP_KERNEL); 19738bdfbf40SJouni Malinen if (p2p == NULL) 19748bdfbf40SJouni Malinen return -ENOMEM; 19758bdfbf40SJouni Malinen p2p_len = 0; 19768bdfbf40SJouni Malinen 19778bdfbf40SJouni Malinen pos = mgmt->u.probe_resp.variable; 19788bdfbf40SJouni Malinen while (pos + 1 < buf + len) { 19798bdfbf40SJouni Malinen if (pos + 2 + pos[1] > buf + len) 19808bdfbf40SJouni Malinen break; 19818bdfbf40SJouni Malinen if (ath6kl_is_p2p_ie(pos)) { 19828bdfbf40SJouni Malinen memcpy(p2p + p2p_len, pos, 2 + pos[1]); 19838bdfbf40SJouni Malinen p2p_len += 2 + pos[1]; 19848bdfbf40SJouni Malinen } 19858bdfbf40SJouni Malinen pos += 2 + pos[1]; 19868bdfbf40SJouni Malinen } 19878bdfbf40SJouni Malinen 1988334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_send_probe_response_cmd(ar->wmi, vif->fw_vif_idx, freq, 1989334234b5SVasanthakumar Thiagarajan mgmt->da, p2p, p2p_len); 19908bdfbf40SJouni Malinen kfree(p2p); 19918bdfbf40SJouni Malinen return ret; 19928bdfbf40SJouni Malinen } 19938bdfbf40SJouni Malinen 19948a6c8060SJouni Malinen static int ath6kl_mgmt_tx(struct wiphy *wiphy, struct net_device *dev, 19958a6c8060SJouni Malinen struct ieee80211_channel *chan, bool offchan, 19968a6c8060SJouni Malinen enum nl80211_channel_type channel_type, 19978a6c8060SJouni Malinen bool channel_type_valid, unsigned int wait, 1998e247bd90SJohannes Berg const u8 *buf, size_t len, bool no_cck, 1999e247bd90SJohannes Berg bool dont_wait_for_ack, u64 *cookie) 20008a6c8060SJouni Malinen { 20018a6c8060SJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 200259c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 20038a6c8060SJouni Malinen u32 id; 20048bdfbf40SJouni Malinen const struct ieee80211_mgmt *mgmt; 20058bdfbf40SJouni Malinen 20068bdfbf40SJouni Malinen mgmt = (const struct ieee80211_mgmt *) buf; 20078bdfbf40SJouni Malinen if (buf + len >= mgmt->u.probe_resp.variable && 2008f5938f24SVasanthakumar Thiagarajan vif->nw_type == AP_NETWORK && test_bit(CONNECTED, &vif->flags) && 20098bdfbf40SJouni Malinen ieee80211_is_probe_resp(mgmt->frame_control)) { 20108bdfbf40SJouni Malinen /* 20118bdfbf40SJouni Malinen * Send Probe Response frame in AP mode using a separate WMI 20128bdfbf40SJouni Malinen * command to allow the target to fill in the generic IEs. 20138bdfbf40SJouni Malinen */ 20148bdfbf40SJouni Malinen *cookie = 0; /* TX status not supported */ 2015334234b5SVasanthakumar Thiagarajan return ath6kl_send_go_probe_resp(vif, buf, len, 20168bdfbf40SJouni Malinen chan->center_freq); 20178bdfbf40SJouni Malinen } 20188a6c8060SJouni Malinen 2019cf5333d7SVasanthakumar Thiagarajan id = vif->send_action_id++; 20208a6c8060SJouni Malinen if (id == 0) { 20218a6c8060SJouni Malinen /* 20228a6c8060SJouni Malinen * 0 is a reserved value in the WMI command and shall not be 20238a6c8060SJouni Malinen * used for the command. 20248a6c8060SJouni Malinen */ 2025cf5333d7SVasanthakumar Thiagarajan id = vif->send_action_id++; 20268a6c8060SJouni Malinen } 20278a6c8060SJouni Malinen 20288a6c8060SJouni Malinen *cookie = id; 2029334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_send_action_cmd(ar->wmi, vif->fw_vif_idx, id, 2030334234b5SVasanthakumar Thiagarajan chan->center_freq, wait, 20318a6c8060SJouni Malinen buf, len); 20328a6c8060SJouni Malinen } 20338a6c8060SJouni Malinen 2034ae32c30aSJouni Malinen static void ath6kl_mgmt_frame_register(struct wiphy *wiphy, 2035ae32c30aSJouni Malinen struct net_device *dev, 2036ae32c30aSJouni Malinen u16 frame_type, bool reg) 2037ae32c30aSJouni Malinen { 2038cf5333d7SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 2039ae32c30aSJouni Malinen 2040ae32c30aSJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: frame_type=0x%x reg=%d\n", 2041ae32c30aSJouni Malinen __func__, frame_type, reg); 2042ae32c30aSJouni Malinen if (frame_type == IEEE80211_STYPE_PROBE_REQ) { 2043ae32c30aSJouni Malinen /* 2044ae32c30aSJouni Malinen * Note: This notification callback is not allowed to sleep, so 2045ae32c30aSJouni Malinen * we cannot send WMI_PROBE_REQ_REPORT_CMD here. Instead, we 2046ae32c30aSJouni Malinen * hardcode target to report Probe Request frames all the time. 2047ae32c30aSJouni Malinen */ 2048cf5333d7SVasanthakumar Thiagarajan vif->probe_req_report = reg; 2049ae32c30aSJouni Malinen } 2050ae32c30aSJouni Malinen } 2051ae32c30aSJouni Malinen 2052f80574aeSJouni Malinen static const struct ieee80211_txrx_stypes 2053f80574aeSJouni Malinen ath6kl_mgmt_stypes[NUM_NL80211_IFTYPES] = { 2054f80574aeSJouni Malinen [NL80211_IFTYPE_STATION] = { 2055f80574aeSJouni Malinen .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2056f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 2057f80574aeSJouni Malinen .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2058f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 2059f80574aeSJouni Malinen }, 2060f80574aeSJouni Malinen [NL80211_IFTYPE_P2P_CLIENT] = { 2061f80574aeSJouni Malinen .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2062f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 2063f80574aeSJouni Malinen .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2064f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 2065f80574aeSJouni Malinen }, 2066f80574aeSJouni Malinen [NL80211_IFTYPE_P2P_GO] = { 2067f80574aeSJouni Malinen .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2068f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 2069f80574aeSJouni Malinen .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2070f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 2071f80574aeSJouni Malinen }, 2072f80574aeSJouni Malinen }; 2073f80574aeSJouni Malinen 2074bdcd8170SKalle Valo static struct cfg80211_ops ath6kl_cfg80211_ops = { 207555055976SVasanthakumar Thiagarajan .add_virtual_intf = ath6kl_cfg80211_add_iface, 207655055976SVasanthakumar Thiagarajan .del_virtual_intf = ath6kl_cfg80211_del_iface, 2077bdcd8170SKalle Valo .change_virtual_intf = ath6kl_cfg80211_change_iface, 2078bdcd8170SKalle Valo .scan = ath6kl_cfg80211_scan, 2079bdcd8170SKalle Valo .connect = ath6kl_cfg80211_connect, 2080bdcd8170SKalle Valo .disconnect = ath6kl_cfg80211_disconnect, 2081bdcd8170SKalle Valo .add_key = ath6kl_cfg80211_add_key, 2082bdcd8170SKalle Valo .get_key = ath6kl_cfg80211_get_key, 2083bdcd8170SKalle Valo .del_key = ath6kl_cfg80211_del_key, 2084bdcd8170SKalle Valo .set_default_key = ath6kl_cfg80211_set_default_key, 2085bdcd8170SKalle Valo .set_wiphy_params = ath6kl_cfg80211_set_wiphy_params, 2086bdcd8170SKalle Valo .set_tx_power = ath6kl_cfg80211_set_txpower, 2087bdcd8170SKalle Valo .get_tx_power = ath6kl_cfg80211_get_txpower, 2088bdcd8170SKalle Valo .set_power_mgmt = ath6kl_cfg80211_set_power_mgmt, 2089bdcd8170SKalle Valo .join_ibss = ath6kl_cfg80211_join_ibss, 2090bdcd8170SKalle Valo .leave_ibss = ath6kl_cfg80211_leave_ibss, 2091bdcd8170SKalle Valo .get_station = ath6kl_get_station, 2092bdcd8170SKalle Valo .set_pmksa = ath6kl_set_pmksa, 2093bdcd8170SKalle Valo .del_pmksa = ath6kl_del_pmksa, 2094bdcd8170SKalle Valo .flush_pmksa = ath6kl_flush_pmksa, 2095003353b0SKalle Valo CFG80211_TESTMODE_CMD(ath6kl_tm_cmd) 2096abcb344bSKalle Valo #ifdef CONFIG_PM 2097abcb344bSKalle Valo .suspend = ar6k_cfg80211_suspend, 2098aa6cffc1SChilam Ng .resume = ar6k_cfg80211_resume, 2099abcb344bSKalle Valo #endif 21006a7c9badSJouni Malinen .set_channel = ath6kl_set_channel, 21016a7c9badSJouni Malinen .add_beacon = ath6kl_add_beacon, 21026a7c9badSJouni Malinen .set_beacon = ath6kl_set_beacon, 21036a7c9badSJouni Malinen .del_beacon = ath6kl_del_beacon, 210423875136SJouni Malinen .change_station = ath6kl_change_station, 210563fa1e0cSJouni Malinen .remain_on_channel = ath6kl_remain_on_channel, 210663fa1e0cSJouni Malinen .cancel_remain_on_channel = ath6kl_cancel_remain_on_channel, 21078a6c8060SJouni Malinen .mgmt_tx = ath6kl_mgmt_tx, 2108ae32c30aSJouni Malinen .mgmt_frame_register = ath6kl_mgmt_frame_register, 2109bdcd8170SKalle Valo }; 2110bdcd8170SKalle Valo 21118dafb70eSVasanthakumar Thiagarajan struct ath6kl *ath6kl_core_alloc(struct device *dev) 2112bdcd8170SKalle Valo { 21136bbc7c35SJouni Malinen struct ath6kl *ar; 2114be98e3a4SVasanthakumar Thiagarajan struct wiphy *wiphy; 21158dafb70eSVasanthakumar Thiagarajan u8 ctr; 2116bdcd8170SKalle Valo 2117bdcd8170SKalle Valo /* create a new wiphy for use with cfg80211 */ 2118be98e3a4SVasanthakumar Thiagarajan wiphy = wiphy_new(&ath6kl_cfg80211_ops, sizeof(struct ath6kl)); 21198dafb70eSVasanthakumar Thiagarajan 2120be98e3a4SVasanthakumar Thiagarajan if (!wiphy) { 2121bdcd8170SKalle Valo ath6kl_err("couldn't allocate wiphy device\n"); 2122bdcd8170SKalle Valo return NULL; 2123bdcd8170SKalle Valo } 2124bdcd8170SKalle Valo 2125be98e3a4SVasanthakumar Thiagarajan ar = wiphy_priv(wiphy); 21263226f68aSVasanthakumar Thiagarajan if (!multi_norm_if_support) 21276bbc7c35SJouni Malinen ar->p2p = !!ath6kl_p2p; 2128be98e3a4SVasanthakumar Thiagarajan ar->wiphy = wiphy; 21298dafb70eSVasanthakumar Thiagarajan ar->dev = dev; 21308dafb70eSVasanthakumar Thiagarajan 21313226f68aSVasanthakumar Thiagarajan if (multi_norm_if_support) 21323226f68aSVasanthakumar Thiagarajan ar->max_norm_iface = 2; 21333226f68aSVasanthakumar Thiagarajan else 21343226f68aSVasanthakumar Thiagarajan ar->max_norm_iface = 1; 21353226f68aSVasanthakumar Thiagarajan 21363226f68aSVasanthakumar Thiagarajan /* FIXME: Remove this once the multivif support is enabled */ 21373226f68aSVasanthakumar Thiagarajan ar->max_norm_iface = 1; 21383226f68aSVasanthakumar Thiagarajan 21398dafb70eSVasanthakumar Thiagarajan spin_lock_init(&ar->lock); 21408dafb70eSVasanthakumar Thiagarajan spin_lock_init(&ar->mcastpsq_lock); 2141990bd915SVasanthakumar Thiagarajan spin_lock_init(&ar->list_lock); 21428dafb70eSVasanthakumar Thiagarajan 21438dafb70eSVasanthakumar Thiagarajan init_waitqueue_head(&ar->event_wq); 21448dafb70eSVasanthakumar Thiagarajan sema_init(&ar->sem, 1); 21458dafb70eSVasanthakumar Thiagarajan 21468dafb70eSVasanthakumar Thiagarajan INIT_LIST_HEAD(&ar->amsdu_rx_buffer_queue); 2147990bd915SVasanthakumar Thiagarajan INIT_LIST_HEAD(&ar->vif_list); 21488dafb70eSVasanthakumar Thiagarajan 21498dafb70eSVasanthakumar Thiagarajan clear_bit(WMI_ENABLED, &ar->flag); 21508dafb70eSVasanthakumar Thiagarajan clear_bit(SKIP_SCAN, &ar->flag); 21518dafb70eSVasanthakumar Thiagarajan clear_bit(DESTROY_IN_PROGRESS, &ar->flag); 21528dafb70eSVasanthakumar Thiagarajan 21538dafb70eSVasanthakumar Thiagarajan ar->listen_intvl_t = A_DEFAULT_LISTEN_INTERVAL; 21548dafb70eSVasanthakumar Thiagarajan ar->listen_intvl_b = 0; 21558dafb70eSVasanthakumar Thiagarajan ar->tx_pwr = 0; 21568dafb70eSVasanthakumar Thiagarajan 21578dafb70eSVasanthakumar Thiagarajan ar->intra_bss = 1; 21588dafb70eSVasanthakumar Thiagarajan memset(&ar->sc_params, 0, sizeof(ar->sc_params)); 21598dafb70eSVasanthakumar Thiagarajan ar->sc_params.short_scan_ratio = WMI_SHORTSCANRATIO_DEFAULT; 21608dafb70eSVasanthakumar Thiagarajan ar->sc_params.scan_ctrl_flags = DEFAULT_SCAN_CTRL_FLAGS; 21618dafb70eSVasanthakumar Thiagarajan ar->lrssi_roam_threshold = DEF_LRSSI_ROAM_THRESHOLD; 21628dafb70eSVasanthakumar Thiagarajan 21638dafb70eSVasanthakumar Thiagarajan memset((u8 *)ar->sta_list, 0, 21648dafb70eSVasanthakumar Thiagarajan AP_MAX_NUM_STA * sizeof(struct ath6kl_sta)); 21658dafb70eSVasanthakumar Thiagarajan 21668dafb70eSVasanthakumar Thiagarajan /* Init the PS queues */ 21678dafb70eSVasanthakumar Thiagarajan for (ctr = 0; ctr < AP_MAX_NUM_STA; ctr++) { 21688dafb70eSVasanthakumar Thiagarajan spin_lock_init(&ar->sta_list[ctr].psq_lock); 21698dafb70eSVasanthakumar Thiagarajan skb_queue_head_init(&ar->sta_list[ctr].psq); 21708dafb70eSVasanthakumar Thiagarajan } 21718dafb70eSVasanthakumar Thiagarajan 21728dafb70eSVasanthakumar Thiagarajan skb_queue_head_init(&ar->mcastpsq); 21738dafb70eSVasanthakumar Thiagarajan 21748dafb70eSVasanthakumar Thiagarajan memcpy(ar->ap_country_code, DEF_AP_COUNTRY_CODE, 3); 21758dafb70eSVasanthakumar Thiagarajan 21768dafb70eSVasanthakumar Thiagarajan return ar; 21778dafb70eSVasanthakumar Thiagarajan } 21788dafb70eSVasanthakumar Thiagarajan 21798dafb70eSVasanthakumar Thiagarajan int ath6kl_register_ieee80211_hw(struct ath6kl *ar) 21808dafb70eSVasanthakumar Thiagarajan { 21818dafb70eSVasanthakumar Thiagarajan struct wiphy *wiphy = ar->wiphy; 21828dafb70eSVasanthakumar Thiagarajan int ret; 21836bbc7c35SJouni Malinen 2184be98e3a4SVasanthakumar Thiagarajan wiphy->mgmt_stypes = ath6kl_mgmt_stypes; 2185f80574aeSJouni Malinen 2186be98e3a4SVasanthakumar Thiagarajan wiphy->max_remain_on_channel_duration = 5000; 218763fa1e0cSJouni Malinen 2188bdcd8170SKalle Valo /* set device pointer for wiphy */ 21898dafb70eSVasanthakumar Thiagarajan set_wiphy_dev(wiphy, ar->dev); 2190bdcd8170SKalle Valo 2191be98e3a4SVasanthakumar Thiagarajan wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | 21928dafb70eSVasanthakumar Thiagarajan BIT(NL80211_IFTYPE_ADHOC) | 21938dafb70eSVasanthakumar Thiagarajan BIT(NL80211_IFTYPE_AP); 21946bbc7c35SJouni Malinen if (ar->p2p) { 2195be98e3a4SVasanthakumar Thiagarajan wiphy->interface_modes |= BIT(NL80211_IFTYPE_P2P_GO) | 21966bbc7c35SJouni Malinen BIT(NL80211_IFTYPE_P2P_CLIENT); 21976bbc7c35SJouni Malinen } 21988dafb70eSVasanthakumar Thiagarajan 2199bdcd8170SKalle Valo /* max num of ssids that can be probed during scanning */ 2200be98e3a4SVasanthakumar Thiagarajan wiphy->max_scan_ssids = MAX_PROBED_SSID_INDEX; 2201be98e3a4SVasanthakumar Thiagarajan wiphy->max_scan_ie_len = 1000; /* FIX: what is correct limit? */ 2202be98e3a4SVasanthakumar Thiagarajan wiphy->bands[IEEE80211_BAND_2GHZ] = &ath6kl_band_2ghz; 2203be98e3a4SVasanthakumar Thiagarajan wiphy->bands[IEEE80211_BAND_5GHZ] = &ath6kl_band_5ghz; 2204be98e3a4SVasanthakumar Thiagarajan wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; 2205bdcd8170SKalle Valo 2206be98e3a4SVasanthakumar Thiagarajan wiphy->cipher_suites = cipher_suites; 2207be98e3a4SVasanthakumar Thiagarajan wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites); 2208bdcd8170SKalle Valo 2209be98e3a4SVasanthakumar Thiagarajan ret = wiphy_register(wiphy); 2210bdcd8170SKalle Valo if (ret < 0) { 2211bdcd8170SKalle Valo ath6kl_err("couldn't register wiphy device\n"); 22128dafb70eSVasanthakumar Thiagarajan return ret; 22138dafb70eSVasanthakumar Thiagarajan } 22148dafb70eSVasanthakumar Thiagarajan 22158dafb70eSVasanthakumar Thiagarajan return 0; 22168dafb70eSVasanthakumar Thiagarajan } 22178dafb70eSVasanthakumar Thiagarajan 2218108438bcSVasanthakumar Thiagarajan static int ath6kl_init_if_data(struct ath6kl_vif *vif) 22198dafb70eSVasanthakumar Thiagarajan { 22202132c69cSVasanthakumar Thiagarajan vif->aggr_cntxt = aggr_init(vif->ndev); 22212132c69cSVasanthakumar Thiagarajan if (!vif->aggr_cntxt) { 22228dafb70eSVasanthakumar Thiagarajan ath6kl_err("failed to initialize aggr\n"); 22238dafb70eSVasanthakumar Thiagarajan return -ENOMEM; 22248dafb70eSVasanthakumar Thiagarajan } 22258dafb70eSVasanthakumar Thiagarajan 2226de3ad713SVasanthakumar Thiagarajan setup_timer(&vif->disconnect_timer, disconnect_timer_handler, 2227108438bcSVasanthakumar Thiagarajan (unsigned long) vif->ndev); 2228de3ad713SVasanthakumar Thiagarajan set_bit(WMM_ENABLED, &vif->flags); 2229478ac027SVasanthakumar Thiagarajan spin_lock_init(&vif->if_lock); 22308dafb70eSVasanthakumar Thiagarajan 22318dafb70eSVasanthakumar Thiagarajan return 0; 22328dafb70eSVasanthakumar Thiagarajan } 22338dafb70eSVasanthakumar Thiagarajan 2234108438bcSVasanthakumar Thiagarajan void ath6kl_deinit_if_data(struct ath6kl_vif *vif) 22358dafb70eSVasanthakumar Thiagarajan { 223655055976SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 223755055976SVasanthakumar Thiagarajan 22382132c69cSVasanthakumar Thiagarajan aggr_module_destroy(vif->aggr_cntxt); 2239108438bcSVasanthakumar Thiagarajan 224055055976SVasanthakumar Thiagarajan ar->avail_idx_map |= BIT(vif->fw_vif_idx); 224155055976SVasanthakumar Thiagarajan 224255055976SVasanthakumar Thiagarajan if (vif->nw_type == ADHOC_NETWORK) 224355055976SVasanthakumar Thiagarajan ar->ibss_if_active = false; 224455055976SVasanthakumar Thiagarajan 224527929723SVasanthakumar Thiagarajan unregister_netdevice(vif->ndev); 224655055976SVasanthakumar Thiagarajan 224755055976SVasanthakumar Thiagarajan ar->num_vif--; 22488dafb70eSVasanthakumar Thiagarajan } 22498dafb70eSVasanthakumar Thiagarajan 22508dafb70eSVasanthakumar Thiagarajan struct net_device *ath6kl_interface_add(struct ath6kl *ar, char *name, 225155055976SVasanthakumar Thiagarajan enum nl80211_iftype type, u8 fw_vif_idx, 225255055976SVasanthakumar Thiagarajan u8 nw_type) 22538dafb70eSVasanthakumar Thiagarajan { 22548dafb70eSVasanthakumar Thiagarajan struct net_device *ndev; 2255108438bcSVasanthakumar Thiagarajan struct ath6kl_vif *vif; 22568dafb70eSVasanthakumar Thiagarajan 225755055976SVasanthakumar Thiagarajan ndev = alloc_netdev(sizeof(*vif), name, ether_setup); 22588dafb70eSVasanthakumar Thiagarajan if (!ndev) 22598dafb70eSVasanthakumar Thiagarajan return NULL; 22608dafb70eSVasanthakumar Thiagarajan 2261108438bcSVasanthakumar Thiagarajan vif = netdev_priv(ndev); 2262108438bcSVasanthakumar Thiagarajan ndev->ieee80211_ptr = &vif->wdev; 2263108438bcSVasanthakumar Thiagarajan vif->wdev.wiphy = ar->wiphy; 2264108438bcSVasanthakumar Thiagarajan vif->ar = ar; 2265108438bcSVasanthakumar Thiagarajan vif->ndev = ndev; 2266108438bcSVasanthakumar Thiagarajan SET_NETDEV_DEV(ndev, wiphy_dev(vif->wdev.wiphy)); 2267108438bcSVasanthakumar Thiagarajan vif->wdev.netdev = ndev; 2268108438bcSVasanthakumar Thiagarajan vif->wdev.iftype = type; 2269334234b5SVasanthakumar Thiagarajan vif->fw_vif_idx = fw_vif_idx; 227055055976SVasanthakumar Thiagarajan vif->nw_type = vif->next_mode = nw_type; 22718dafb70eSVasanthakumar Thiagarajan 227255055976SVasanthakumar Thiagarajan memcpy(ndev->dev_addr, ar->mac_addr, ETH_ALEN); 227355055976SVasanthakumar Thiagarajan if (fw_vif_idx != 0) 227455055976SVasanthakumar Thiagarajan ndev->dev_addr[0] = (ndev->dev_addr[0] ^ (1 << fw_vif_idx)) | 227555055976SVasanthakumar Thiagarajan 0x2; 227655055976SVasanthakumar Thiagarajan 22778dafb70eSVasanthakumar Thiagarajan init_netdev(ndev); 22788dafb70eSVasanthakumar Thiagarajan 2279e29f25f5SVasanthakumar Thiagarajan ath6kl_init_control_info(vif); 22808dafb70eSVasanthakumar Thiagarajan 22818dafb70eSVasanthakumar Thiagarajan /* TODO: Pass interface specific pointer instead of ar */ 2282108438bcSVasanthakumar Thiagarajan if (ath6kl_init_if_data(vif)) 22838dafb70eSVasanthakumar Thiagarajan goto err; 22848dafb70eSVasanthakumar Thiagarajan 228527929723SVasanthakumar Thiagarajan if (register_netdevice(ndev)) 22868dafb70eSVasanthakumar Thiagarajan goto err; 22878dafb70eSVasanthakumar Thiagarajan 228855055976SVasanthakumar Thiagarajan ar->avail_idx_map &= ~BIT(fw_vif_idx); 228914ee6f6bSVasanthakumar Thiagarajan vif->sme_state = SME_DISCONNECTED; 229059c98449SVasanthakumar Thiagarajan set_bit(WLAN_ENABLED, &vif->flags); 22918dafb70eSVasanthakumar Thiagarajan ar->wlan_pwr_state = WLAN_POWER_STATE_ON; 229259c98449SVasanthakumar Thiagarajan set_bit(NETDEV_REGISTERED, &vif->flags); 22938dafb70eSVasanthakumar Thiagarajan 229455055976SVasanthakumar Thiagarajan if (type == NL80211_IFTYPE_ADHOC) 229555055976SVasanthakumar Thiagarajan ar->ibss_if_active = true; 229655055976SVasanthakumar Thiagarajan 2297990bd915SVasanthakumar Thiagarajan spin_lock(&ar->list_lock); 2298990bd915SVasanthakumar Thiagarajan list_add_tail(&vif->list, &ar->vif_list); 2299990bd915SVasanthakumar Thiagarajan spin_unlock(&ar->list_lock); 2300990bd915SVasanthakumar Thiagarajan 23018dafb70eSVasanthakumar Thiagarajan return ndev; 23028dafb70eSVasanthakumar Thiagarajan 23038dafb70eSVasanthakumar Thiagarajan err: 230427929723SVasanthakumar Thiagarajan aggr_module_destroy(vif->aggr_cntxt); 230527929723SVasanthakumar Thiagarajan free_netdev(ndev); 2306bdcd8170SKalle Valo return NULL; 2307bdcd8170SKalle Valo } 2308bdcd8170SKalle Valo 23098dafb70eSVasanthakumar Thiagarajan void ath6kl_deinit_ieee80211_hw(struct ath6kl *ar) 2310bdcd8170SKalle Valo { 2311be98e3a4SVasanthakumar Thiagarajan wiphy_unregister(ar->wiphy); 2312be98e3a4SVasanthakumar Thiagarajan wiphy_free(ar->wiphy); 2313bdcd8170SKalle Valo } 2314