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, 503f4bb9a6fSJouni Malinen NULL, 0, 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 8741c17d313SKalle Valo void ath6kl_cfg80211_scan_complete_event(struct ath6kl_vif *vif, bool aborted) 875bdcd8170SKalle Valo { 876240d2799SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 8776fd1eaceSKalle Valo int i; 878bdcd8170SKalle Valo 8791c17d313SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: status%s\n", __func__, 8801c17d313SKalle Valo aborted ? " aborted" : ""); 881bdcd8170SKalle Valo 88214ee6f6bSVasanthakumar Thiagarajan if (!vif->scan_req) 8836fd1eaceSKalle Valo return; 8846fd1eaceSKalle Valo 8851c17d313SKalle Valo if (aborted) 8866fd1eaceSKalle Valo goto out; 887bdcd8170SKalle Valo 88814ee6f6bSVasanthakumar Thiagarajan if (vif->scan_req->n_ssids && vif->scan_req->ssids[0].ssid_len) { 88914ee6f6bSVasanthakumar Thiagarajan for (i = 0; i < vif->scan_req->n_ssids; i++) { 890334234b5SVasanthakumar Thiagarajan ath6kl_wmi_probedssid_cmd(ar->wmi, vif->fw_vif_idx, 891334234b5SVasanthakumar Thiagarajan i + 1, DISABLE_SSID_FLAG, 892bdcd8170SKalle Valo 0, NULL); 893bdcd8170SKalle Valo } 894bdcd8170SKalle Valo } 8956fd1eaceSKalle Valo 8966fd1eaceSKalle Valo out: 897cb93821aSKalle Valo cfg80211_scan_done(vif->scan_req, aborted); 89814ee6f6bSVasanthakumar Thiagarajan vif->scan_req = NULL; 899bdcd8170SKalle Valo } 900bdcd8170SKalle Valo 901bdcd8170SKalle Valo static int ath6kl_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, 902bdcd8170SKalle Valo u8 key_index, bool pairwise, 903bdcd8170SKalle Valo const u8 *mac_addr, 904bdcd8170SKalle Valo struct key_params *params) 905bdcd8170SKalle Valo { 906bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(ndev); 90759c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 908bdcd8170SKalle Valo struct ath6kl_key *key = NULL; 909bdcd8170SKalle Valo u8 key_usage; 910bdcd8170SKalle Valo u8 key_type; 911bdcd8170SKalle Valo 912990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 913bdcd8170SKalle Valo return -EIO; 914bdcd8170SKalle Valo 915837cb97eSJouni Malinen if (params->cipher == CCKM_KRK_CIPHER_SUITE) { 916837cb97eSJouni Malinen if (params->key_len != WMI_KRK_LEN) 917837cb97eSJouni Malinen return -EINVAL; 918240d2799SVasanthakumar Thiagarajan return ath6kl_wmi_add_krk_cmd(ar->wmi, vif->fw_vif_idx, 919240d2799SVasanthakumar Thiagarajan params->key); 920837cb97eSJouni Malinen } 921837cb97eSJouni Malinen 922bdcd8170SKalle Valo if (key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) { 923bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 924bdcd8170SKalle Valo "%s: key index %d out of bounds\n", __func__, 925bdcd8170SKalle Valo key_index); 926bdcd8170SKalle Valo return -ENOENT; 927bdcd8170SKalle Valo } 928bdcd8170SKalle Valo 9296f2a73f9SVasanthakumar Thiagarajan key = &vif->keys[key_index]; 930bdcd8170SKalle Valo memset(key, 0, sizeof(struct ath6kl_key)); 931bdcd8170SKalle Valo 932bdcd8170SKalle Valo if (pairwise) 933bdcd8170SKalle Valo key_usage = PAIRWISE_USAGE; 934bdcd8170SKalle Valo else 935bdcd8170SKalle Valo key_usage = GROUP_USAGE; 936bdcd8170SKalle Valo 937bdcd8170SKalle Valo if (params) { 938bdcd8170SKalle Valo if (params->key_len > WLAN_MAX_KEY_LEN || 939bdcd8170SKalle Valo params->seq_len > sizeof(key->seq)) 940bdcd8170SKalle Valo return -EINVAL; 941bdcd8170SKalle Valo 942bdcd8170SKalle Valo key->key_len = params->key_len; 943bdcd8170SKalle Valo memcpy(key->key, params->key, key->key_len); 944bdcd8170SKalle Valo key->seq_len = params->seq_len; 945bdcd8170SKalle Valo memcpy(key->seq, params->seq, key->seq_len); 946bdcd8170SKalle Valo key->cipher = params->cipher; 947bdcd8170SKalle Valo } 948bdcd8170SKalle Valo 949bdcd8170SKalle Valo switch (key->cipher) { 950bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_WEP40: 951bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_WEP104: 952bdcd8170SKalle Valo key_type = WEP_CRYPT; 953bdcd8170SKalle Valo break; 954bdcd8170SKalle Valo 955bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_TKIP: 956bdcd8170SKalle Valo key_type = TKIP_CRYPT; 957bdcd8170SKalle Valo break; 958bdcd8170SKalle Valo 959bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_CCMP: 960bdcd8170SKalle Valo key_type = AES_CRYPT; 961bdcd8170SKalle Valo break; 962bdcd8170SKalle Valo 963bdcd8170SKalle Valo default: 964bdcd8170SKalle Valo return -ENOTSUPP; 965bdcd8170SKalle Valo } 966bdcd8170SKalle Valo 9673450334fSVasanthakumar Thiagarajan if (((vif->auth_mode == WPA_PSK_AUTH) 9683450334fSVasanthakumar Thiagarajan || (vif->auth_mode == WPA2_PSK_AUTH)) 969bdcd8170SKalle Valo && (key_usage & GROUP_USAGE)) 970de3ad713SVasanthakumar Thiagarajan del_timer(&vif->disconnect_timer); 971bdcd8170SKalle Valo 972bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 973bdcd8170SKalle Valo "%s: index %d, key_len %d, key_type 0x%x, key_usage 0x%x, seq_len %d\n", 974bdcd8170SKalle Valo __func__, key_index, key->key_len, key_type, 975bdcd8170SKalle Valo key_usage, key->seq_len); 976bdcd8170SKalle Valo 9773450334fSVasanthakumar Thiagarajan vif->def_txkey_index = key_index; 9789a5b1318SJouni Malinen 979f5938f24SVasanthakumar Thiagarajan if (vif->nw_type == AP_NETWORK && !pairwise && 9809a5b1318SJouni Malinen (key_type == TKIP_CRYPT || key_type == AES_CRYPT) && params) { 9819a5b1318SJouni Malinen ar->ap_mode_bkey.valid = true; 9829a5b1318SJouni Malinen ar->ap_mode_bkey.key_index = key_index; 9839a5b1318SJouni Malinen ar->ap_mode_bkey.key_type = key_type; 9849a5b1318SJouni Malinen ar->ap_mode_bkey.key_len = key->key_len; 9859a5b1318SJouni Malinen memcpy(ar->ap_mode_bkey.key, key->key, key->key_len); 98659c98449SVasanthakumar Thiagarajan if (!test_bit(CONNECTED, &vif->flags)) { 9879a5b1318SJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "Delay initial group " 9889a5b1318SJouni Malinen "key configuration until AP mode has been " 9899a5b1318SJouni Malinen "started\n"); 9909a5b1318SJouni Malinen /* 9919a5b1318SJouni Malinen * The key will be set in ath6kl_connect_ap_mode() once 9929a5b1318SJouni Malinen * the connected event is received from the target. 9939a5b1318SJouni Malinen */ 9949a5b1318SJouni Malinen return 0; 9959a5b1318SJouni Malinen } 9969a5b1318SJouni Malinen } 9979a5b1318SJouni Malinen 998f5938f24SVasanthakumar Thiagarajan if (vif->next_mode == AP_NETWORK && key_type == WEP_CRYPT && 99959c98449SVasanthakumar Thiagarajan !test_bit(CONNECTED, &vif->flags)) { 1000151411e8SJouni Malinen /* 1001151411e8SJouni Malinen * Store the key locally so that it can be re-configured after 1002151411e8SJouni Malinen * the AP mode has properly started 1003151411e8SJouni Malinen * (ath6kl_install_statioc_wep_keys). 1004151411e8SJouni Malinen */ 1005151411e8SJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "Delay WEP key configuration " 1006151411e8SJouni Malinen "until AP mode has been started\n"); 10076f2a73f9SVasanthakumar Thiagarajan vif->wep_key_list[key_index].key_len = key->key_len; 10086f2a73f9SVasanthakumar Thiagarajan memcpy(vif->wep_key_list[key_index].key, key->key, 10096f2a73f9SVasanthakumar Thiagarajan key->key_len); 1010151411e8SJouni Malinen return 0; 1011151411e8SJouni Malinen } 1012151411e8SJouni Malinen 1013f3e61eceSJouni Malinen return ath6kl_wmi_addkey_cmd(ar->wmi, vif->fw_vif_idx, 1014334234b5SVasanthakumar Thiagarajan vif->def_txkey_index, 1015bdcd8170SKalle Valo key_type, key_usage, key->key_len, 1016f4bb9a6fSJouni Malinen key->seq, key->seq_len, key->key, 1017f4bb9a6fSJouni Malinen KEY_OP_INIT_VAL, 1018bdcd8170SKalle Valo (u8 *) mac_addr, SYNC_BOTH_WMIFLAG); 1019bdcd8170SKalle Valo } 1020bdcd8170SKalle Valo 1021bdcd8170SKalle Valo static int ath6kl_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, 1022bdcd8170SKalle Valo u8 key_index, bool pairwise, 1023bdcd8170SKalle Valo const u8 *mac_addr) 1024bdcd8170SKalle Valo { 1025bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(ndev); 10266f2a73f9SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 1027bdcd8170SKalle Valo 1028bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: index %d\n", __func__, key_index); 1029bdcd8170SKalle Valo 1030990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1031bdcd8170SKalle Valo return -EIO; 1032bdcd8170SKalle Valo 1033bdcd8170SKalle Valo if (key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) { 1034bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1035bdcd8170SKalle Valo "%s: key index %d out of bounds\n", __func__, 1036bdcd8170SKalle Valo key_index); 1037bdcd8170SKalle Valo return -ENOENT; 1038bdcd8170SKalle Valo } 1039bdcd8170SKalle Valo 10406f2a73f9SVasanthakumar Thiagarajan if (!vif->keys[key_index].key_len) { 1041bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1042bdcd8170SKalle Valo "%s: index %d is empty\n", __func__, key_index); 1043bdcd8170SKalle Valo return 0; 1044bdcd8170SKalle Valo } 1045bdcd8170SKalle Valo 10466f2a73f9SVasanthakumar Thiagarajan vif->keys[key_index].key_len = 0; 1047bdcd8170SKalle Valo 1048334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_deletekey_cmd(ar->wmi, vif->fw_vif_idx, key_index); 1049bdcd8170SKalle Valo } 1050bdcd8170SKalle Valo 1051bdcd8170SKalle Valo static int ath6kl_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, 1052bdcd8170SKalle Valo u8 key_index, bool pairwise, 1053bdcd8170SKalle Valo const u8 *mac_addr, void *cookie, 1054bdcd8170SKalle Valo void (*callback) (void *cookie, 1055bdcd8170SKalle Valo struct key_params *)) 1056bdcd8170SKalle Valo { 10576f2a73f9SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 1058bdcd8170SKalle Valo struct ath6kl_key *key = NULL; 1059bdcd8170SKalle Valo struct key_params params; 1060bdcd8170SKalle Valo 1061bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: index %d\n", __func__, key_index); 1062bdcd8170SKalle Valo 1063990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1064bdcd8170SKalle Valo return -EIO; 1065bdcd8170SKalle Valo 1066bdcd8170SKalle Valo if (key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) { 1067bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1068bdcd8170SKalle Valo "%s: key index %d out of bounds\n", __func__, 1069bdcd8170SKalle Valo key_index); 1070bdcd8170SKalle Valo return -ENOENT; 1071bdcd8170SKalle Valo } 1072bdcd8170SKalle Valo 10736f2a73f9SVasanthakumar Thiagarajan key = &vif->keys[key_index]; 1074bdcd8170SKalle Valo memset(¶ms, 0, sizeof(params)); 1075bdcd8170SKalle Valo params.cipher = key->cipher; 1076bdcd8170SKalle Valo params.key_len = key->key_len; 1077bdcd8170SKalle Valo params.seq_len = key->seq_len; 1078bdcd8170SKalle Valo params.seq = key->seq; 1079bdcd8170SKalle Valo params.key = key->key; 1080bdcd8170SKalle Valo 1081bdcd8170SKalle Valo callback(cookie, ¶ms); 1082bdcd8170SKalle Valo 1083bdcd8170SKalle Valo return key->key_len ? 0 : -ENOENT; 1084bdcd8170SKalle Valo } 1085bdcd8170SKalle Valo 1086bdcd8170SKalle Valo static int ath6kl_cfg80211_set_default_key(struct wiphy *wiphy, 1087bdcd8170SKalle Valo struct net_device *ndev, 1088bdcd8170SKalle Valo u8 key_index, bool unicast, 1089bdcd8170SKalle Valo bool multicast) 1090bdcd8170SKalle Valo { 1091bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(ndev); 109259c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 1093bdcd8170SKalle Valo struct ath6kl_key *key = NULL; 1094bdcd8170SKalle Valo u8 key_usage; 1095229ed6b5SEdward Lu enum crypto_type key_type = NONE_CRYPT; 1096bdcd8170SKalle Valo 1097bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: index %d\n", __func__, key_index); 1098bdcd8170SKalle Valo 1099990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1100bdcd8170SKalle Valo return -EIO; 1101bdcd8170SKalle Valo 1102bdcd8170SKalle Valo if (key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) { 1103bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1104bdcd8170SKalle Valo "%s: key index %d out of bounds\n", 1105bdcd8170SKalle Valo __func__, key_index); 1106bdcd8170SKalle Valo return -ENOENT; 1107bdcd8170SKalle Valo } 1108bdcd8170SKalle Valo 11096f2a73f9SVasanthakumar Thiagarajan if (!vif->keys[key_index].key_len) { 1110bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: invalid key index %d\n", 1111bdcd8170SKalle Valo __func__, key_index); 1112bdcd8170SKalle Valo return -EINVAL; 1113bdcd8170SKalle Valo } 1114bdcd8170SKalle Valo 11153450334fSVasanthakumar Thiagarajan vif->def_txkey_index = key_index; 11166f2a73f9SVasanthakumar Thiagarajan key = &vif->keys[vif->def_txkey_index]; 1117bdcd8170SKalle Valo key_usage = GROUP_USAGE; 11183450334fSVasanthakumar Thiagarajan if (vif->prwise_crypto == WEP_CRYPT) 1119bdcd8170SKalle Valo key_usage |= TX_USAGE; 1120229ed6b5SEdward Lu if (unicast) 11213450334fSVasanthakumar Thiagarajan key_type = vif->prwise_crypto; 1122229ed6b5SEdward Lu if (multicast) 11233450334fSVasanthakumar Thiagarajan key_type = vif->grp_crypto; 1124bdcd8170SKalle Valo 1125f5938f24SVasanthakumar Thiagarajan if (vif->next_mode == AP_NETWORK && !test_bit(CONNECTED, &vif->flags)) 11269a5b1318SJouni Malinen return 0; /* Delay until AP mode has been started */ 11279a5b1318SJouni Malinen 1128f3e61eceSJouni Malinen return ath6kl_wmi_addkey_cmd(ar->wmi, vif->fw_vif_idx, 1129334234b5SVasanthakumar Thiagarajan vif->def_txkey_index, 1130229ed6b5SEdward Lu key_type, key_usage, 1131f4bb9a6fSJouni Malinen key->key_len, key->seq, key->seq_len, 1132f4bb9a6fSJouni Malinen key->key, 1133bdcd8170SKalle Valo KEY_OP_INIT_VAL, NULL, 1134bdcd8170SKalle Valo SYNC_BOTH_WMIFLAG); 1135bdcd8170SKalle Valo } 1136bdcd8170SKalle Valo 1137240d2799SVasanthakumar Thiagarajan void ath6kl_cfg80211_tkip_micerr_event(struct ath6kl_vif *vif, u8 keyid, 1138bdcd8170SKalle Valo bool ismcast) 1139bdcd8170SKalle Valo { 1140bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1141bdcd8170SKalle Valo "%s: keyid %d, ismcast %d\n", __func__, keyid, ismcast); 1142bdcd8170SKalle Valo 1143240d2799SVasanthakumar Thiagarajan cfg80211_michael_mic_failure(vif->ndev, vif->bssid, 1144bdcd8170SKalle Valo (ismcast ? NL80211_KEYTYPE_GROUP : 1145bdcd8170SKalle Valo NL80211_KEYTYPE_PAIRWISE), keyid, NULL, 1146bdcd8170SKalle Valo GFP_KERNEL); 1147bdcd8170SKalle Valo } 1148bdcd8170SKalle Valo 1149bdcd8170SKalle Valo static int ath6kl_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) 1150bdcd8170SKalle Valo { 1151bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)wiphy_priv(wiphy); 1152990bd915SVasanthakumar Thiagarajan struct ath6kl_vif *vif; 1153bdcd8170SKalle Valo int ret; 1154bdcd8170SKalle Valo 1155bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: changed 0x%x\n", __func__, 1156bdcd8170SKalle Valo changed); 1157bdcd8170SKalle Valo 1158990bd915SVasanthakumar Thiagarajan vif = ath6kl_vif_first(ar); 1159990bd915SVasanthakumar Thiagarajan if (!vif) 1160990bd915SVasanthakumar Thiagarajan return -EIO; 1161990bd915SVasanthakumar Thiagarajan 1162990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1163bdcd8170SKalle Valo return -EIO; 1164bdcd8170SKalle Valo 1165bdcd8170SKalle Valo if (changed & WIPHY_PARAM_RTS_THRESHOLD) { 1166bdcd8170SKalle Valo ret = ath6kl_wmi_set_rts_cmd(ar->wmi, wiphy->rts_threshold); 1167bdcd8170SKalle Valo if (ret != 0) { 1168bdcd8170SKalle Valo ath6kl_err("ath6kl_wmi_set_rts_cmd failed\n"); 1169bdcd8170SKalle Valo return -EIO; 1170bdcd8170SKalle Valo } 1171bdcd8170SKalle Valo } 1172bdcd8170SKalle Valo 1173bdcd8170SKalle Valo return 0; 1174bdcd8170SKalle Valo } 1175bdcd8170SKalle Valo 1176bdcd8170SKalle Valo /* 1177bdcd8170SKalle Valo * The type nl80211_tx_power_setting replaces the following 1178bdcd8170SKalle Valo * data type from 2.6.36 onwards 1179bdcd8170SKalle Valo */ 1180bdcd8170SKalle Valo static int ath6kl_cfg80211_set_txpower(struct wiphy *wiphy, 1181bdcd8170SKalle Valo enum nl80211_tx_power_setting type, 1182bdcd8170SKalle Valo int dbm) 1183bdcd8170SKalle Valo { 1184bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)wiphy_priv(wiphy); 1185990bd915SVasanthakumar Thiagarajan struct ath6kl_vif *vif; 1186bdcd8170SKalle Valo u8 ath6kl_dbm; 1187bdcd8170SKalle Valo 1188bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: type 0x%x, dbm %d\n", __func__, 1189bdcd8170SKalle Valo type, dbm); 1190bdcd8170SKalle Valo 1191990bd915SVasanthakumar Thiagarajan vif = ath6kl_vif_first(ar); 1192990bd915SVasanthakumar Thiagarajan if (!vif) 1193990bd915SVasanthakumar Thiagarajan return -EIO; 1194990bd915SVasanthakumar Thiagarajan 1195990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1196bdcd8170SKalle Valo return -EIO; 1197bdcd8170SKalle Valo 1198bdcd8170SKalle Valo switch (type) { 1199bdcd8170SKalle Valo case NL80211_TX_POWER_AUTOMATIC: 1200bdcd8170SKalle Valo return 0; 1201bdcd8170SKalle Valo case NL80211_TX_POWER_LIMITED: 1202bdcd8170SKalle Valo ar->tx_pwr = ath6kl_dbm = dbm; 1203bdcd8170SKalle Valo break; 1204bdcd8170SKalle Valo default: 1205bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: type 0x%x not supported\n", 1206bdcd8170SKalle Valo __func__, type); 1207bdcd8170SKalle Valo return -EOPNOTSUPP; 1208bdcd8170SKalle Valo } 1209bdcd8170SKalle Valo 1210990bd915SVasanthakumar Thiagarajan ath6kl_wmi_set_tx_pwr_cmd(ar->wmi, vif->fw_vif_idx, ath6kl_dbm); 1211bdcd8170SKalle Valo 1212bdcd8170SKalle Valo return 0; 1213bdcd8170SKalle Valo } 1214bdcd8170SKalle Valo 1215bdcd8170SKalle Valo static int ath6kl_cfg80211_get_txpower(struct wiphy *wiphy, int *dbm) 1216bdcd8170SKalle Valo { 1217bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)wiphy_priv(wiphy); 1218990bd915SVasanthakumar Thiagarajan struct ath6kl_vif *vif; 1219bdcd8170SKalle Valo 1220990bd915SVasanthakumar Thiagarajan vif = ath6kl_vif_first(ar); 1221990bd915SVasanthakumar Thiagarajan if (!vif) 1222990bd915SVasanthakumar Thiagarajan return -EIO; 1223990bd915SVasanthakumar Thiagarajan 1224990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1225bdcd8170SKalle Valo return -EIO; 1226bdcd8170SKalle Valo 122759c98449SVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags)) { 1228bdcd8170SKalle Valo ar->tx_pwr = 0; 1229bdcd8170SKalle Valo 1230990bd915SVasanthakumar Thiagarajan if (ath6kl_wmi_get_tx_pwr_cmd(ar->wmi, vif->fw_vif_idx) != 0) { 1231bdcd8170SKalle Valo ath6kl_err("ath6kl_wmi_get_tx_pwr_cmd failed\n"); 1232bdcd8170SKalle Valo return -EIO; 1233bdcd8170SKalle Valo } 1234bdcd8170SKalle Valo 1235bdcd8170SKalle Valo wait_event_interruptible_timeout(ar->event_wq, ar->tx_pwr != 0, 1236bdcd8170SKalle Valo 5 * HZ); 1237bdcd8170SKalle Valo 1238bdcd8170SKalle Valo if (signal_pending(current)) { 1239bdcd8170SKalle Valo ath6kl_err("target did not respond\n"); 1240bdcd8170SKalle Valo return -EINTR; 1241bdcd8170SKalle Valo } 1242bdcd8170SKalle Valo } 1243bdcd8170SKalle Valo 1244bdcd8170SKalle Valo *dbm = ar->tx_pwr; 1245bdcd8170SKalle Valo return 0; 1246bdcd8170SKalle Valo } 1247bdcd8170SKalle Valo 1248bdcd8170SKalle Valo static int ath6kl_cfg80211_set_power_mgmt(struct wiphy *wiphy, 1249bdcd8170SKalle Valo struct net_device *dev, 1250bdcd8170SKalle Valo bool pmgmt, int timeout) 1251bdcd8170SKalle Valo { 1252bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(dev); 1253bdcd8170SKalle Valo struct wmi_power_mode_cmd mode; 1254334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1255bdcd8170SKalle Valo 1256bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: pmgmt %d, timeout %d\n", 1257bdcd8170SKalle Valo __func__, pmgmt, timeout); 1258bdcd8170SKalle Valo 1259990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1260bdcd8170SKalle Valo return -EIO; 1261bdcd8170SKalle Valo 1262bdcd8170SKalle Valo if (pmgmt) { 1263bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: max perf\n", __func__); 1264bdcd8170SKalle Valo mode.pwr_mode = REC_POWER; 1265bdcd8170SKalle Valo } else { 1266bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: rec power\n", __func__); 1267bdcd8170SKalle Valo mode.pwr_mode = MAX_PERF_POWER; 1268bdcd8170SKalle Valo } 1269bdcd8170SKalle Valo 1270334234b5SVasanthakumar Thiagarajan if (ath6kl_wmi_powermode_cmd(ar->wmi, vif->fw_vif_idx, 1271334234b5SVasanthakumar Thiagarajan mode.pwr_mode) != 0) { 1272bdcd8170SKalle Valo ath6kl_err("wmi_powermode_cmd failed\n"); 1273bdcd8170SKalle Valo return -EIO; 1274bdcd8170SKalle Valo } 1275bdcd8170SKalle Valo 1276bdcd8170SKalle Valo return 0; 1277bdcd8170SKalle Valo } 1278bdcd8170SKalle Valo 127955055976SVasanthakumar Thiagarajan static struct net_device *ath6kl_cfg80211_add_iface(struct wiphy *wiphy, 128055055976SVasanthakumar Thiagarajan char *name, 128155055976SVasanthakumar Thiagarajan enum nl80211_iftype type, 128255055976SVasanthakumar Thiagarajan u32 *flags, 128355055976SVasanthakumar Thiagarajan struct vif_params *params) 128455055976SVasanthakumar Thiagarajan { 128555055976SVasanthakumar Thiagarajan struct ath6kl *ar = wiphy_priv(wiphy); 128655055976SVasanthakumar Thiagarajan struct net_device *ndev; 128755055976SVasanthakumar Thiagarajan u8 if_idx, nw_type; 128855055976SVasanthakumar Thiagarajan 128955055976SVasanthakumar Thiagarajan if (ar->num_vif == MAX_NUM_VIF) { 129055055976SVasanthakumar Thiagarajan ath6kl_err("Reached maximum number of supported vif\n"); 129155055976SVasanthakumar Thiagarajan return ERR_PTR(-EINVAL); 129255055976SVasanthakumar Thiagarajan } 129355055976SVasanthakumar Thiagarajan 129455055976SVasanthakumar Thiagarajan if (!ath6kl_is_valid_iftype(ar, type, &if_idx, &nw_type)) { 129555055976SVasanthakumar Thiagarajan ath6kl_err("Not a supported interface type\n"); 129655055976SVasanthakumar Thiagarajan return ERR_PTR(-EINVAL); 129755055976SVasanthakumar Thiagarajan } 129855055976SVasanthakumar Thiagarajan 129955055976SVasanthakumar Thiagarajan ndev = ath6kl_interface_add(ar, name, type, if_idx, nw_type); 130055055976SVasanthakumar Thiagarajan if (!ndev) 130155055976SVasanthakumar Thiagarajan return ERR_PTR(-ENOMEM); 130255055976SVasanthakumar Thiagarajan 130355055976SVasanthakumar Thiagarajan ar->num_vif++; 130455055976SVasanthakumar Thiagarajan 130555055976SVasanthakumar Thiagarajan return ndev; 130655055976SVasanthakumar Thiagarajan } 130755055976SVasanthakumar Thiagarajan 130855055976SVasanthakumar Thiagarajan static int ath6kl_cfg80211_del_iface(struct wiphy *wiphy, 130955055976SVasanthakumar Thiagarajan struct net_device *ndev) 131055055976SVasanthakumar Thiagarajan { 131155055976SVasanthakumar Thiagarajan struct ath6kl *ar = wiphy_priv(wiphy); 131255055976SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 131355055976SVasanthakumar Thiagarajan 131411f6e40dSVasanthakumar Thiagarajan spin_lock_bh(&ar->list_lock); 131555055976SVasanthakumar Thiagarajan list_del(&vif->list); 131611f6e40dSVasanthakumar Thiagarajan spin_unlock_bh(&ar->list_lock); 131755055976SVasanthakumar Thiagarajan 131855055976SVasanthakumar Thiagarajan ath6kl_cleanup_vif(vif, test_bit(WMI_READY, &ar->flag)); 131955055976SVasanthakumar Thiagarajan 132055055976SVasanthakumar Thiagarajan ath6kl_deinit_if_data(vif); 132155055976SVasanthakumar Thiagarajan 132255055976SVasanthakumar Thiagarajan return 0; 132355055976SVasanthakumar Thiagarajan } 132455055976SVasanthakumar Thiagarajan 1325bdcd8170SKalle Valo static int ath6kl_cfg80211_change_iface(struct wiphy *wiphy, 1326bdcd8170SKalle Valo struct net_device *ndev, 1327bdcd8170SKalle Valo enum nl80211_iftype type, u32 *flags, 1328bdcd8170SKalle Valo struct vif_params *params) 1329bdcd8170SKalle Valo { 1330f5938f24SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 1331bdcd8170SKalle Valo 1332bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: type %u\n", __func__, type); 1333bdcd8170SKalle Valo 1334990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1335bdcd8170SKalle Valo return -EIO; 1336bdcd8170SKalle Valo 1337bdcd8170SKalle Valo switch (type) { 1338bdcd8170SKalle Valo case NL80211_IFTYPE_STATION: 1339f5938f24SVasanthakumar Thiagarajan vif->next_mode = INFRA_NETWORK; 1340bdcd8170SKalle Valo break; 1341bdcd8170SKalle Valo case NL80211_IFTYPE_ADHOC: 1342f5938f24SVasanthakumar Thiagarajan vif->next_mode = ADHOC_NETWORK; 1343bdcd8170SKalle Valo break; 13446e4604c8SJouni Malinen case NL80211_IFTYPE_AP: 1345f5938f24SVasanthakumar Thiagarajan vif->next_mode = AP_NETWORK; 13466e4604c8SJouni Malinen break; 13476b5e5d25SJouni Malinen case NL80211_IFTYPE_P2P_CLIENT: 1348f5938f24SVasanthakumar Thiagarajan vif->next_mode = INFRA_NETWORK; 13496b5e5d25SJouni Malinen break; 13506b5e5d25SJouni Malinen case NL80211_IFTYPE_P2P_GO: 1351f5938f24SVasanthakumar Thiagarajan vif->next_mode = AP_NETWORK; 13526b5e5d25SJouni Malinen break; 1353bdcd8170SKalle Valo default: 1354bdcd8170SKalle Valo ath6kl_err("invalid interface type %u\n", type); 1355bdcd8170SKalle Valo return -EOPNOTSUPP; 1356bdcd8170SKalle Valo } 1357bdcd8170SKalle Valo 1358551959d8SVasanthakumar Thiagarajan vif->wdev.iftype = type; 1359bdcd8170SKalle Valo 1360bdcd8170SKalle Valo return 0; 1361bdcd8170SKalle Valo } 1362bdcd8170SKalle Valo 1363bdcd8170SKalle Valo static int ath6kl_cfg80211_join_ibss(struct wiphy *wiphy, 1364bdcd8170SKalle Valo struct net_device *dev, 1365bdcd8170SKalle Valo struct cfg80211_ibss_params *ibss_param) 1366bdcd8170SKalle Valo { 1367bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(dev); 136859c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1369bdcd8170SKalle Valo int status; 1370bdcd8170SKalle Valo 1371990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1372bdcd8170SKalle Valo return -EIO; 1373bdcd8170SKalle Valo 13743450334fSVasanthakumar Thiagarajan vif->ssid_len = ibss_param->ssid_len; 13753450334fSVasanthakumar Thiagarajan memcpy(vif->ssid, ibss_param->ssid, vif->ssid_len); 1376bdcd8170SKalle Valo 1377bdcd8170SKalle Valo if (ibss_param->channel) 1378f74bac54SVasanthakumar Thiagarajan vif->ch_hint = ibss_param->channel->center_freq; 1379bdcd8170SKalle Valo 1380bdcd8170SKalle Valo if (ibss_param->channel_fixed) { 1381bdcd8170SKalle Valo /* 1382bdcd8170SKalle Valo * TODO: channel_fixed: The channel should be fixed, do not 1383bdcd8170SKalle Valo * search for IBSSs to join on other channels. Target 1384bdcd8170SKalle Valo * firmware does not support this feature, needs to be 1385bdcd8170SKalle Valo * updated. 1386bdcd8170SKalle Valo */ 1387bdcd8170SKalle Valo return -EOPNOTSUPP; 1388bdcd8170SKalle Valo } 1389bdcd8170SKalle Valo 13908c8b65e3SVasanthakumar Thiagarajan memset(vif->req_bssid, 0, sizeof(vif->req_bssid)); 1391bdcd8170SKalle Valo if (ibss_param->bssid && !is_broadcast_ether_addr(ibss_param->bssid)) 13928c8b65e3SVasanthakumar Thiagarajan memcpy(vif->req_bssid, ibss_param->bssid, 13938c8b65e3SVasanthakumar Thiagarajan sizeof(vif->req_bssid)); 1394bdcd8170SKalle Valo 1395240d2799SVasanthakumar Thiagarajan ath6kl_set_wpa_version(vif, 0); 1396bdcd8170SKalle Valo 1397240d2799SVasanthakumar Thiagarajan status = ath6kl_set_auth_type(vif, NL80211_AUTHTYPE_OPEN_SYSTEM); 1398bdcd8170SKalle Valo if (status) 1399bdcd8170SKalle Valo return status; 1400bdcd8170SKalle Valo 1401bdcd8170SKalle Valo if (ibss_param->privacy) { 1402240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, WLAN_CIPHER_SUITE_WEP40, true); 1403240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, WLAN_CIPHER_SUITE_WEP40, false); 1404bdcd8170SKalle Valo } else { 1405240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, 0, true); 1406240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, 0, false); 1407bdcd8170SKalle Valo } 1408bdcd8170SKalle Valo 1409f5938f24SVasanthakumar Thiagarajan vif->nw_type = vif->next_mode; 1410bdcd8170SKalle Valo 1411bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1412bdcd8170SKalle Valo "%s: connect called with authmode %d dot11 auth %d" 1413bdcd8170SKalle Valo " PW crypto %d PW crypto len %d GRP crypto %d" 1414bdcd8170SKalle Valo " GRP crypto len %d channel hint %u\n", 1415bdcd8170SKalle Valo __func__, 14163450334fSVasanthakumar Thiagarajan vif->auth_mode, vif->dot11_auth_mode, vif->prwise_crypto, 14173450334fSVasanthakumar Thiagarajan vif->prwise_crypto_len, vif->grp_crypto, 1418f74bac54SVasanthakumar Thiagarajan vif->grp_crypto_len, vif->ch_hint); 1419bdcd8170SKalle Valo 1420334234b5SVasanthakumar Thiagarajan status = ath6kl_wmi_connect_cmd(ar->wmi, vif->fw_vif_idx, vif->nw_type, 14213450334fSVasanthakumar Thiagarajan vif->dot11_auth_mode, vif->auth_mode, 14223450334fSVasanthakumar Thiagarajan vif->prwise_crypto, 14233450334fSVasanthakumar Thiagarajan vif->prwise_crypto_len, 14243450334fSVasanthakumar Thiagarajan vif->grp_crypto, vif->grp_crypto_len, 14253450334fSVasanthakumar Thiagarajan vif->ssid_len, vif->ssid, 1426f74bac54SVasanthakumar Thiagarajan vif->req_bssid, vif->ch_hint, 1427bdcd8170SKalle Valo ar->connect_ctrl_flags); 142859c98449SVasanthakumar Thiagarajan set_bit(CONNECT_PEND, &vif->flags); 1429bdcd8170SKalle Valo 1430bdcd8170SKalle Valo return 0; 1431bdcd8170SKalle Valo } 1432bdcd8170SKalle Valo 1433bdcd8170SKalle Valo static int ath6kl_cfg80211_leave_ibss(struct wiphy *wiphy, 1434bdcd8170SKalle Valo struct net_device *dev) 1435bdcd8170SKalle Valo { 14363450334fSVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1437bdcd8170SKalle Valo 1438990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1439bdcd8170SKalle Valo return -EIO; 1440bdcd8170SKalle Valo 1441240d2799SVasanthakumar Thiagarajan ath6kl_disconnect(vif); 14423450334fSVasanthakumar Thiagarajan memset(vif->ssid, 0, sizeof(vif->ssid)); 14433450334fSVasanthakumar Thiagarajan vif->ssid_len = 0; 1444bdcd8170SKalle Valo 1445bdcd8170SKalle Valo return 0; 1446bdcd8170SKalle Valo } 1447bdcd8170SKalle Valo 1448bdcd8170SKalle Valo static const u32 cipher_suites[] = { 1449bdcd8170SKalle Valo WLAN_CIPHER_SUITE_WEP40, 1450bdcd8170SKalle Valo WLAN_CIPHER_SUITE_WEP104, 1451bdcd8170SKalle Valo WLAN_CIPHER_SUITE_TKIP, 1452bdcd8170SKalle Valo WLAN_CIPHER_SUITE_CCMP, 1453837cb97eSJouni Malinen CCKM_KRK_CIPHER_SUITE, 1454bdcd8170SKalle Valo }; 1455bdcd8170SKalle Valo 1456bdcd8170SKalle Valo static bool is_rate_legacy(s32 rate) 1457bdcd8170SKalle Valo { 1458bdcd8170SKalle Valo static const s32 legacy[] = { 1000, 2000, 5500, 11000, 1459bdcd8170SKalle Valo 6000, 9000, 12000, 18000, 24000, 1460bdcd8170SKalle Valo 36000, 48000, 54000 1461bdcd8170SKalle Valo }; 1462bdcd8170SKalle Valo u8 i; 1463bdcd8170SKalle Valo 1464bdcd8170SKalle Valo for (i = 0; i < ARRAY_SIZE(legacy); i++) 1465bdcd8170SKalle Valo if (rate == legacy[i]) 1466bdcd8170SKalle Valo return true; 1467bdcd8170SKalle Valo 1468bdcd8170SKalle Valo return false; 1469bdcd8170SKalle Valo } 1470bdcd8170SKalle Valo 1471bdcd8170SKalle Valo static bool is_rate_ht20(s32 rate, u8 *mcs, bool *sgi) 1472bdcd8170SKalle Valo { 1473bdcd8170SKalle Valo static const s32 ht20[] = { 6500, 13000, 19500, 26000, 39000, 1474bdcd8170SKalle Valo 52000, 58500, 65000, 72200 1475bdcd8170SKalle Valo }; 1476bdcd8170SKalle Valo u8 i; 1477bdcd8170SKalle Valo 1478bdcd8170SKalle Valo for (i = 0; i < ARRAY_SIZE(ht20); i++) { 1479bdcd8170SKalle Valo if (rate == ht20[i]) { 1480bdcd8170SKalle Valo if (i == ARRAY_SIZE(ht20) - 1) 1481bdcd8170SKalle Valo /* last rate uses sgi */ 1482bdcd8170SKalle Valo *sgi = true; 1483bdcd8170SKalle Valo else 1484bdcd8170SKalle Valo *sgi = false; 1485bdcd8170SKalle Valo 1486bdcd8170SKalle Valo *mcs = i; 1487bdcd8170SKalle Valo return true; 1488bdcd8170SKalle Valo } 1489bdcd8170SKalle Valo } 1490bdcd8170SKalle Valo return false; 1491bdcd8170SKalle Valo } 1492bdcd8170SKalle Valo 1493bdcd8170SKalle Valo static bool is_rate_ht40(s32 rate, u8 *mcs, bool *sgi) 1494bdcd8170SKalle Valo { 1495bdcd8170SKalle Valo static const s32 ht40[] = { 13500, 27000, 40500, 54000, 1496bdcd8170SKalle Valo 81000, 108000, 121500, 135000, 1497bdcd8170SKalle Valo 150000 1498bdcd8170SKalle Valo }; 1499bdcd8170SKalle Valo u8 i; 1500bdcd8170SKalle Valo 1501bdcd8170SKalle Valo for (i = 0; i < ARRAY_SIZE(ht40); i++) { 1502bdcd8170SKalle Valo if (rate == ht40[i]) { 1503bdcd8170SKalle Valo if (i == ARRAY_SIZE(ht40) - 1) 1504bdcd8170SKalle Valo /* last rate uses sgi */ 1505bdcd8170SKalle Valo *sgi = true; 1506bdcd8170SKalle Valo else 1507bdcd8170SKalle Valo *sgi = false; 1508bdcd8170SKalle Valo 1509bdcd8170SKalle Valo *mcs = i; 1510bdcd8170SKalle Valo return true; 1511bdcd8170SKalle Valo } 1512bdcd8170SKalle Valo } 1513bdcd8170SKalle Valo 1514bdcd8170SKalle Valo return false; 1515bdcd8170SKalle Valo } 1516bdcd8170SKalle Valo 1517bdcd8170SKalle Valo static int ath6kl_get_station(struct wiphy *wiphy, struct net_device *dev, 1518bdcd8170SKalle Valo u8 *mac, struct station_info *sinfo) 1519bdcd8170SKalle Valo { 1520bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(dev); 152159c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1522bdcd8170SKalle Valo long left; 1523bdcd8170SKalle Valo bool sgi; 1524bdcd8170SKalle Valo s32 rate; 1525bdcd8170SKalle Valo int ret; 1526bdcd8170SKalle Valo u8 mcs; 1527bdcd8170SKalle Valo 15288c8b65e3SVasanthakumar Thiagarajan if (memcmp(mac, vif->bssid, ETH_ALEN) != 0) 1529bdcd8170SKalle Valo return -ENOENT; 1530bdcd8170SKalle Valo 1531bdcd8170SKalle Valo if (down_interruptible(&ar->sem)) 1532bdcd8170SKalle Valo return -EBUSY; 1533bdcd8170SKalle Valo 1534b95907a7SVasanthakumar Thiagarajan set_bit(STATS_UPDATE_PEND, &vif->flags); 1535bdcd8170SKalle Valo 1536334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_get_stats_cmd(ar->wmi, vif->fw_vif_idx); 1537bdcd8170SKalle Valo 1538bdcd8170SKalle Valo if (ret != 0) { 1539bdcd8170SKalle Valo up(&ar->sem); 1540bdcd8170SKalle Valo return -EIO; 1541bdcd8170SKalle Valo } 1542bdcd8170SKalle Valo 1543bdcd8170SKalle Valo left = wait_event_interruptible_timeout(ar->event_wq, 1544bdcd8170SKalle Valo !test_bit(STATS_UPDATE_PEND, 1545b95907a7SVasanthakumar Thiagarajan &vif->flags), 1546bdcd8170SKalle Valo WMI_TIMEOUT); 1547bdcd8170SKalle Valo 1548bdcd8170SKalle Valo up(&ar->sem); 1549bdcd8170SKalle Valo 1550bdcd8170SKalle Valo if (left == 0) 1551bdcd8170SKalle Valo return -ETIMEDOUT; 1552bdcd8170SKalle Valo else if (left < 0) 1553bdcd8170SKalle Valo return left; 1554bdcd8170SKalle Valo 1555b95907a7SVasanthakumar Thiagarajan if (vif->target_stats.rx_byte) { 1556b95907a7SVasanthakumar Thiagarajan sinfo->rx_bytes = vif->target_stats.rx_byte; 1557bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_RX_BYTES; 1558b95907a7SVasanthakumar Thiagarajan sinfo->rx_packets = vif->target_stats.rx_pkt; 1559bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_RX_PACKETS; 1560bdcd8170SKalle Valo } 1561bdcd8170SKalle Valo 1562b95907a7SVasanthakumar Thiagarajan if (vif->target_stats.tx_byte) { 1563b95907a7SVasanthakumar Thiagarajan sinfo->tx_bytes = vif->target_stats.tx_byte; 1564bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_TX_BYTES; 1565b95907a7SVasanthakumar Thiagarajan sinfo->tx_packets = vif->target_stats.tx_pkt; 1566bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_TX_PACKETS; 1567bdcd8170SKalle Valo } 1568bdcd8170SKalle Valo 1569b95907a7SVasanthakumar Thiagarajan sinfo->signal = vif->target_stats.cs_rssi; 1570bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_SIGNAL; 1571bdcd8170SKalle Valo 1572b95907a7SVasanthakumar Thiagarajan rate = vif->target_stats.tx_ucast_rate; 1573bdcd8170SKalle Valo 1574bdcd8170SKalle Valo if (is_rate_legacy(rate)) { 1575bdcd8170SKalle Valo sinfo->txrate.legacy = rate / 100; 1576bdcd8170SKalle Valo } else if (is_rate_ht20(rate, &mcs, &sgi)) { 1577bdcd8170SKalle Valo if (sgi) { 1578bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; 1579bdcd8170SKalle Valo sinfo->txrate.mcs = mcs - 1; 1580bdcd8170SKalle Valo } else { 1581bdcd8170SKalle Valo sinfo->txrate.mcs = mcs; 1582bdcd8170SKalle Valo } 1583bdcd8170SKalle Valo 1584bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_MCS; 1585bdcd8170SKalle Valo } else if (is_rate_ht40(rate, &mcs, &sgi)) { 1586bdcd8170SKalle Valo if (sgi) { 1587bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; 1588bdcd8170SKalle Valo sinfo->txrate.mcs = mcs - 1; 1589bdcd8170SKalle Valo } else { 1590bdcd8170SKalle Valo sinfo->txrate.mcs = mcs; 1591bdcd8170SKalle Valo } 1592bdcd8170SKalle Valo 1593bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH; 1594bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_MCS; 1595bdcd8170SKalle Valo } else { 15969a730834SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 15979a730834SKalle Valo "invalid rate from stats: %d\n", rate); 15989a730834SKalle Valo ath6kl_debug_war(ar, ATH6KL_WAR_INVALID_RATE); 1599bdcd8170SKalle Valo return 0; 1600bdcd8170SKalle Valo } 1601bdcd8170SKalle Valo 1602bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_TX_BITRATE; 1603bdcd8170SKalle Valo 160459c98449SVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags) && 160559c98449SVasanthakumar Thiagarajan test_bit(DTIM_PERIOD_AVAIL, &vif->flags) && 1606f5938f24SVasanthakumar Thiagarajan vif->nw_type == INFRA_NETWORK) { 160732c10874SJouni Malinen sinfo->filled |= STATION_INFO_BSS_PARAM; 160832c10874SJouni Malinen sinfo->bss_param.flags = 0; 1609cf5333d7SVasanthakumar Thiagarajan sinfo->bss_param.dtim_period = vif->assoc_bss_dtim_period; 1610cf5333d7SVasanthakumar Thiagarajan sinfo->bss_param.beacon_interval = vif->assoc_bss_beacon_int; 161132c10874SJouni Malinen } 161232c10874SJouni Malinen 1613bdcd8170SKalle Valo return 0; 1614bdcd8170SKalle Valo } 1615bdcd8170SKalle Valo 1616bdcd8170SKalle Valo static int ath6kl_set_pmksa(struct wiphy *wiphy, struct net_device *netdev, 1617bdcd8170SKalle Valo struct cfg80211_pmksa *pmksa) 1618bdcd8170SKalle Valo { 1619bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(netdev); 1620334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(netdev); 1621334234b5SVasanthakumar Thiagarajan 1622334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_setpmkid_cmd(ar->wmi, vif->fw_vif_idx, pmksa->bssid, 1623bdcd8170SKalle Valo pmksa->pmkid, true); 1624bdcd8170SKalle Valo } 1625bdcd8170SKalle Valo 1626bdcd8170SKalle Valo static int ath6kl_del_pmksa(struct wiphy *wiphy, struct net_device *netdev, 1627bdcd8170SKalle Valo struct cfg80211_pmksa *pmksa) 1628bdcd8170SKalle Valo { 1629bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(netdev); 1630334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(netdev); 1631334234b5SVasanthakumar Thiagarajan 1632334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_setpmkid_cmd(ar->wmi, vif->fw_vif_idx, pmksa->bssid, 1633bdcd8170SKalle Valo pmksa->pmkid, false); 1634bdcd8170SKalle Valo } 1635bdcd8170SKalle Valo 1636bdcd8170SKalle Valo static int ath6kl_flush_pmksa(struct wiphy *wiphy, struct net_device *netdev) 1637bdcd8170SKalle Valo { 1638bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(netdev); 163959c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(netdev); 164059c98449SVasanthakumar Thiagarajan 164159c98449SVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags)) 1642334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_setpmkid_cmd(ar->wmi, vif->fw_vif_idx, 1643334234b5SVasanthakumar Thiagarajan vif->bssid, NULL, false); 1644bdcd8170SKalle Valo return 0; 1645bdcd8170SKalle Valo } 1646bdcd8170SKalle Valo 16476cb3c714SRaja Mani static int ath6kl_wow_suspend(struct ath6kl *ar, struct cfg80211_wowlan *wow) 16486cb3c714SRaja Mani { 16496cb3c714SRaja Mani struct ath6kl_vif *vif; 16506cb3c714SRaja Mani int ret, pos, left; 16516cb3c714SRaja Mani u32 filter = 0; 16526cb3c714SRaja Mani u16 i; 16536cb3c714SRaja Mani u8 mask[WOW_MASK_SIZE]; 16546cb3c714SRaja Mani 16556cb3c714SRaja Mani vif = ath6kl_vif_first(ar); 16566cb3c714SRaja Mani if (!vif) 16576cb3c714SRaja Mani return -EIO; 16586cb3c714SRaja Mani 16596cb3c714SRaja Mani if (!ath6kl_cfg80211_ready(vif)) 16606cb3c714SRaja Mani return -EIO; 16616cb3c714SRaja Mani 16626cb3c714SRaja Mani if (!test_bit(CONNECTED, &vif->flags)) 16636cb3c714SRaja Mani return -EINVAL; 16646cb3c714SRaja Mani 16656cb3c714SRaja Mani /* Clear existing WOW patterns */ 16666cb3c714SRaja Mani for (i = 0; i < WOW_MAX_FILTERS_PER_LIST; i++) 16676cb3c714SRaja Mani ath6kl_wmi_del_wow_pattern_cmd(ar->wmi, vif->fw_vif_idx, 16686cb3c714SRaja Mani WOW_LIST_ID, i); 16696cb3c714SRaja Mani /* Configure new WOW patterns */ 16706cb3c714SRaja Mani for (i = 0; i < wow->n_patterns; i++) { 16716cb3c714SRaja Mani 16726cb3c714SRaja Mani /* 16736cb3c714SRaja Mani * Convert given nl80211 specific mask value to equivalent 16746cb3c714SRaja Mani * driver specific mask value and send it to the chip along 16756cb3c714SRaja Mani * with patterns. For example, If the mask value defined in 16766cb3c714SRaja Mani * struct cfg80211_wowlan is 0xA (equivalent binary is 1010), 16776cb3c714SRaja Mani * then equivalent driver specific mask value is 16786cb3c714SRaja Mani * "0xFF 0x00 0xFF 0x00". 16796cb3c714SRaja Mani */ 16806cb3c714SRaja Mani memset(&mask, 0, sizeof(mask)); 16816cb3c714SRaja Mani for (pos = 0; pos < wow->patterns[i].pattern_len; pos++) { 16826cb3c714SRaja Mani if (wow->patterns[i].mask[pos / 8] & (0x1 << (pos % 8))) 16836cb3c714SRaja Mani mask[pos] = 0xFF; 16846cb3c714SRaja Mani } 16856cb3c714SRaja Mani /* 16866cb3c714SRaja Mani * Note: Pattern's offset is not passed as part of wowlan 16876cb3c714SRaja Mani * parameter from CFG layer. So it's always passed as ZERO 16886cb3c714SRaja Mani * to the firmware. It means, given WOW patterns are always 16896cb3c714SRaja Mani * matched from the first byte of received pkt in the firmware. 16906cb3c714SRaja Mani */ 16916cb3c714SRaja Mani ret = ath6kl_wmi_add_wow_pattern_cmd(ar->wmi, 16926cb3c714SRaja Mani vif->fw_vif_idx, WOW_LIST_ID, 16936cb3c714SRaja Mani wow->patterns[i].pattern_len, 16946cb3c714SRaja Mani 0 /* pattern offset */, 16956cb3c714SRaja Mani wow->patterns[i].pattern, mask); 16966cb3c714SRaja Mani if (ret) 16976cb3c714SRaja Mani return ret; 16986cb3c714SRaja Mani } 16996cb3c714SRaja Mani 17006cb3c714SRaja Mani if (wow->disconnect) 17016cb3c714SRaja Mani filter |= WOW_FILTER_OPTION_NWK_DISASSOC; 17026cb3c714SRaja Mani 17036cb3c714SRaja Mani if (wow->magic_pkt) 17046cb3c714SRaja Mani filter |= WOW_FILTER_OPTION_MAGIC_PACKET; 17056cb3c714SRaja Mani 17066cb3c714SRaja Mani if (wow->gtk_rekey_failure) 17076cb3c714SRaja Mani filter |= WOW_FILTER_OPTION_GTK_ERROR; 17086cb3c714SRaja Mani 17096cb3c714SRaja Mani if (wow->eap_identity_req) 17106cb3c714SRaja Mani filter |= WOW_FILTER_OPTION_EAP_REQ; 17116cb3c714SRaja Mani 17126cb3c714SRaja Mani if (wow->four_way_handshake) 17136cb3c714SRaja Mani filter |= WOW_FILTER_OPTION_8021X_4WAYHS; 17146cb3c714SRaja Mani 17156cb3c714SRaja Mani ret = ath6kl_wmi_set_wow_mode_cmd(ar->wmi, vif->fw_vif_idx, 17166cb3c714SRaja Mani ATH6KL_WOW_MODE_ENABLE, 17176cb3c714SRaja Mani filter, 17186cb3c714SRaja Mani WOW_HOST_REQ_DELAY); 17196cb3c714SRaja Mani if (ret) 17206cb3c714SRaja Mani return ret; 17216cb3c714SRaja Mani 17226cb3c714SRaja Mani ret = ath6kl_wmi_set_host_sleep_mode_cmd(ar->wmi, vif->fw_vif_idx, 17236cb3c714SRaja Mani ATH6KL_HOST_MODE_ASLEEP); 17246cb3c714SRaja Mani if (ret) 17256cb3c714SRaja Mani return ret; 17266cb3c714SRaja Mani 17276cb3c714SRaja Mani if (ar->tx_pending[ar->ctrl_ep]) { 17286cb3c714SRaja Mani left = wait_event_interruptible_timeout(ar->event_wq, 17296cb3c714SRaja Mani ar->tx_pending[ar->ctrl_ep] == 0, WMI_TIMEOUT); 17306cb3c714SRaja Mani if (left == 0) { 17316cb3c714SRaja Mani ath6kl_warn("clear wmi ctrl data timeout\n"); 17326cb3c714SRaja Mani ret = -ETIMEDOUT; 17336cb3c714SRaja Mani } else if (left < 0) { 17346cb3c714SRaja Mani ath6kl_warn("clear wmi ctrl data failed: %d\n", left); 17356cb3c714SRaja Mani ret = left; 17366cb3c714SRaja Mani } 17376cb3c714SRaja Mani } 17386cb3c714SRaja Mani 17396cb3c714SRaja Mani return ret; 17406cb3c714SRaja Mani } 17416cb3c714SRaja Mani 17426cb3c714SRaja Mani static int ath6kl_wow_resume(struct ath6kl *ar) 17436cb3c714SRaja Mani { 17446cb3c714SRaja Mani struct ath6kl_vif *vif; 17456cb3c714SRaja Mani int ret; 17466cb3c714SRaja Mani 17476cb3c714SRaja Mani vif = ath6kl_vif_first(ar); 17486cb3c714SRaja Mani if (!vif) 17496cb3c714SRaja Mani return -EIO; 17506cb3c714SRaja Mani 17516cb3c714SRaja Mani ret = ath6kl_wmi_set_host_sleep_mode_cmd(ar->wmi, vif->fw_vif_idx, 17526cb3c714SRaja Mani ATH6KL_HOST_MODE_AWAKE); 17536cb3c714SRaja Mani return ret; 17546cb3c714SRaja Mani } 17556cb3c714SRaja Mani 175652d81a68SKalle Valo int ath6kl_cfg80211_suspend(struct ath6kl *ar, 17570f60e9f4SRaja Mani enum ath6kl_cfg_suspend_mode mode, 17580f60e9f4SRaja Mani struct cfg80211_wowlan *wow) 175952d81a68SKalle Valo { 176052d81a68SKalle Valo int ret; 176152d81a68SKalle Valo 176252d81a68SKalle Valo switch (mode) { 1763d7c44e0bSRaja Mani case ATH6KL_CFG_SUSPEND_WOW: 1764d7c44e0bSRaja Mani 1765d7c44e0bSRaja Mani ath6kl_dbg(ATH6KL_DBG_SUSPEND, "wow mode suspend\n"); 1766d7c44e0bSRaja Mani 1767d7c44e0bSRaja Mani /* Flush all non control pkts in TX path */ 1768d7c44e0bSRaja Mani ath6kl_tx_data_cleanup(ar); 1769d7c44e0bSRaja Mani 1770d7c44e0bSRaja Mani ret = ath6kl_wow_suspend(ar, wow); 1771d7c44e0bSRaja Mani if (ret) { 1772d7c44e0bSRaja Mani ath6kl_err("wow suspend failed: %d\n", ret); 1773d7c44e0bSRaja Mani return ret; 1774d7c44e0bSRaja Mani } 1775d7c44e0bSRaja Mani ar->state = ATH6KL_STATE_WOW; 1776d7c44e0bSRaja Mani break; 1777d7c44e0bSRaja Mani 177852d81a68SKalle Valo case ATH6KL_CFG_SUSPEND_DEEPSLEEP: 1779524441e3SRaja Mani 1780524441e3SRaja Mani ath6kl_cfg80211_stop(ar); 1781524441e3SRaja Mani 178252d81a68SKalle Valo /* save the current power mode before enabling power save */ 178352d81a68SKalle Valo ar->wmi->saved_pwr_mode = ar->wmi->pwr_mode; 178452d81a68SKalle Valo 178552d81a68SKalle Valo ret = ath6kl_wmi_powermode_cmd(ar->wmi, 0, REC_POWER); 178652d81a68SKalle Valo if (ret) { 178752d81a68SKalle Valo ath6kl_warn("wmi powermode command failed during suspend: %d\n", 178852d81a68SKalle Valo ret); 178952d81a68SKalle Valo } 179052d81a68SKalle Valo 179176a9fbe2SKalle Valo ar->state = ATH6KL_STATE_DEEPSLEEP; 179276a9fbe2SKalle Valo 179352d81a68SKalle Valo break; 1794b4b2a0b1SKalle Valo 1795b4b2a0b1SKalle Valo case ATH6KL_CFG_SUSPEND_CUTPOWER: 1796524441e3SRaja Mani 1797524441e3SRaja Mani ath6kl_cfg80211_stop(ar); 1798524441e3SRaja Mani 1799b4b2a0b1SKalle Valo if (ar->state == ATH6KL_STATE_OFF) { 1800b4b2a0b1SKalle Valo ath6kl_dbg(ATH6KL_DBG_SUSPEND, 1801b4b2a0b1SKalle Valo "suspend hw off, no action for cutpower\n"); 1802b4b2a0b1SKalle Valo break; 1803b4b2a0b1SKalle Valo } 1804b4b2a0b1SKalle Valo 1805b4b2a0b1SKalle Valo ath6kl_dbg(ATH6KL_DBG_SUSPEND, "suspend cutting power\n"); 1806b4b2a0b1SKalle Valo 1807b4b2a0b1SKalle Valo ret = ath6kl_init_hw_stop(ar); 1808b4b2a0b1SKalle Valo if (ret) { 1809b4b2a0b1SKalle Valo ath6kl_warn("failed to stop hw during suspend: %d\n", 1810b4b2a0b1SKalle Valo ret); 1811b4b2a0b1SKalle Valo } 1812b4b2a0b1SKalle Valo 1813b4b2a0b1SKalle Valo ar->state = ATH6KL_STATE_CUTPOWER; 1814b4b2a0b1SKalle Valo 1815b4b2a0b1SKalle Valo break; 1816b4b2a0b1SKalle Valo 1817b4b2a0b1SKalle Valo default: 1818b4b2a0b1SKalle Valo break; 181952d81a68SKalle Valo } 182052d81a68SKalle Valo 182152d81a68SKalle Valo return 0; 182252d81a68SKalle Valo } 182352d81a68SKalle Valo 182452d81a68SKalle Valo int ath6kl_cfg80211_resume(struct ath6kl *ar) 182552d81a68SKalle Valo { 182676a9fbe2SKalle Valo int ret; 182776a9fbe2SKalle Valo 182876a9fbe2SKalle Valo switch (ar->state) { 1829d7c44e0bSRaja Mani case ATH6KL_STATE_WOW: 1830d7c44e0bSRaja Mani ath6kl_dbg(ATH6KL_DBG_SUSPEND, "wow mode resume\n"); 1831d7c44e0bSRaja Mani 1832d7c44e0bSRaja Mani ret = ath6kl_wow_resume(ar); 1833d7c44e0bSRaja Mani if (ret) { 1834d7c44e0bSRaja Mani ath6kl_warn("wow mode resume failed: %d\n", ret); 1835d7c44e0bSRaja Mani return ret; 1836d7c44e0bSRaja Mani } 1837d7c44e0bSRaja Mani 1838d7c44e0bSRaja Mani ar->state = ATH6KL_STATE_ON; 1839d7c44e0bSRaja Mani break; 1840d7c44e0bSRaja Mani 184176a9fbe2SKalle Valo case ATH6KL_STATE_DEEPSLEEP: 184252d81a68SKalle Valo if (ar->wmi->pwr_mode != ar->wmi->saved_pwr_mode) { 184376a9fbe2SKalle Valo ret = ath6kl_wmi_powermode_cmd(ar->wmi, 0, 184476a9fbe2SKalle Valo ar->wmi->saved_pwr_mode); 184576a9fbe2SKalle Valo if (ret) { 184676a9fbe2SKalle Valo ath6kl_warn("wmi powermode command failed during resume: %d\n", 184776a9fbe2SKalle Valo ret); 184876a9fbe2SKalle Valo } 184976a9fbe2SKalle Valo } 185076a9fbe2SKalle Valo 185176a9fbe2SKalle Valo ar->state = ATH6KL_STATE_ON; 185276a9fbe2SKalle Valo 185376a9fbe2SKalle Valo break; 185476a9fbe2SKalle Valo 1855b4b2a0b1SKalle Valo case ATH6KL_STATE_CUTPOWER: 1856b4b2a0b1SKalle Valo ath6kl_dbg(ATH6KL_DBG_SUSPEND, "resume restoring power\n"); 1857b4b2a0b1SKalle Valo 1858b4b2a0b1SKalle Valo ret = ath6kl_init_hw_start(ar); 1859b4b2a0b1SKalle Valo if (ret) { 1860b4b2a0b1SKalle Valo ath6kl_warn("Failed to boot hw in resume: %d\n", ret); 1861b4b2a0b1SKalle Valo return ret; 1862b4b2a0b1SKalle Valo } 1863d7c44e0bSRaja Mani break; 1864b4b2a0b1SKalle Valo 186576a9fbe2SKalle Valo default: 186676a9fbe2SKalle Valo break; 186752d81a68SKalle Valo } 186852d81a68SKalle Valo 186952d81a68SKalle Valo return 0; 187052d81a68SKalle Valo } 187152d81a68SKalle Valo 1872abcb344bSKalle Valo #ifdef CONFIG_PM 187352d81a68SKalle Valo 187452d81a68SKalle Valo /* hif layer decides what suspend mode to use */ 187552d81a68SKalle Valo static int __ath6kl_cfg80211_suspend(struct wiphy *wiphy, 1876abcb344bSKalle Valo struct cfg80211_wowlan *wow) 1877abcb344bSKalle Valo { 1878abcb344bSKalle Valo struct ath6kl *ar = wiphy_priv(wiphy); 1879abcb344bSKalle Valo 18800f60e9f4SRaja Mani return ath6kl_hif_suspend(ar, wow); 1881abcb344bSKalle Valo } 1882aa6cffc1SChilam Ng 188352d81a68SKalle Valo static int __ath6kl_cfg80211_resume(struct wiphy *wiphy) 1884aa6cffc1SChilam Ng { 1885aa6cffc1SChilam Ng struct ath6kl *ar = wiphy_priv(wiphy); 1886aa6cffc1SChilam Ng 1887aa6cffc1SChilam Ng return ath6kl_hif_resume(ar); 1888aa6cffc1SChilam Ng } 1889a918fb3cSRaja Mani 1890a918fb3cSRaja Mani /* 1891a918fb3cSRaja Mani * FIXME: WOW suspend mode is selected if the host sdio controller supports 1892a918fb3cSRaja Mani * both sdio irq wake up and keep power. The target pulls sdio data line to 1893a918fb3cSRaja Mani * wake up the host when WOW pattern matches. This causes sdio irq handler 1894a918fb3cSRaja Mani * is being called in the host side which internally hits ath6kl's RX path. 1895a918fb3cSRaja Mani * 1896a918fb3cSRaja Mani * Since sdio interrupt is not disabled, RX path executes even before 1897a918fb3cSRaja Mani * the host executes the actual resume operation from PM module. 1898a918fb3cSRaja Mani * 1899a918fb3cSRaja Mani * In the current scenario, WOW resume should happen before start processing 1900a918fb3cSRaja Mani * any data from the target. So It's required to perform WOW resume in RX path. 1901a918fb3cSRaja Mani * Ideally we should perform WOW resume only in the actual platform 1902a918fb3cSRaja Mani * resume path. This area needs bit rework to avoid WOW resume in RX path. 1903a918fb3cSRaja Mani * 1904a918fb3cSRaja Mani * ath6kl_check_wow_status() is called from ath6kl_rx(). 1905a918fb3cSRaja Mani */ 1906a918fb3cSRaja Mani void ath6kl_check_wow_status(struct ath6kl *ar) 1907a918fb3cSRaja Mani { 1908a918fb3cSRaja Mani if (ar->state == ATH6KL_STATE_WOW) 1909a918fb3cSRaja Mani ath6kl_cfg80211_resume(ar); 1910a918fb3cSRaja Mani } 1911a918fb3cSRaja Mani 1912a918fb3cSRaja Mani #else 1913a918fb3cSRaja Mani 1914a918fb3cSRaja Mani void ath6kl_check_wow_status(struct ath6kl *ar) 1915a918fb3cSRaja Mani { 1916a918fb3cSRaja Mani } 1917abcb344bSKalle Valo #endif 1918abcb344bSKalle Valo 19196a7c9badSJouni Malinen static int ath6kl_set_channel(struct wiphy *wiphy, struct net_device *dev, 19206a7c9badSJouni Malinen struct ieee80211_channel *chan, 19216a7c9badSJouni Malinen enum nl80211_channel_type channel_type) 19226a7c9badSJouni Malinen { 1923cf5333d7SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 19246a7c9badSJouni Malinen 1925990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 19266a7c9badSJouni Malinen return -EIO; 19276a7c9badSJouni Malinen 19286a7c9badSJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: center_freq=%u hw_value=%u\n", 19296a7c9badSJouni Malinen __func__, chan->center_freq, chan->hw_value); 1930cf5333d7SVasanthakumar Thiagarajan vif->next_chan = chan->center_freq; 19316a7c9badSJouni Malinen 19326a7c9badSJouni Malinen return 0; 19336a7c9badSJouni Malinen } 19346a7c9badSJouni Malinen 19358bdfbf40SJouni Malinen static bool ath6kl_is_p2p_ie(const u8 *pos) 19368bdfbf40SJouni Malinen { 19378bdfbf40SJouni Malinen return pos[0] == WLAN_EID_VENDOR_SPECIFIC && pos[1] >= 4 && 19388bdfbf40SJouni Malinen pos[2] == 0x50 && pos[3] == 0x6f && 19398bdfbf40SJouni Malinen pos[4] == 0x9a && pos[5] == 0x09; 19408bdfbf40SJouni Malinen } 19418bdfbf40SJouni Malinen 1942334234b5SVasanthakumar Thiagarajan static int ath6kl_set_ap_probe_resp_ies(struct ath6kl_vif *vif, 1943334234b5SVasanthakumar Thiagarajan const u8 *ies, size_t ies_len) 19448bdfbf40SJouni Malinen { 1945334234b5SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 19468bdfbf40SJouni Malinen const u8 *pos; 19478bdfbf40SJouni Malinen u8 *buf = NULL; 19488bdfbf40SJouni Malinen size_t len = 0; 19498bdfbf40SJouni Malinen int ret; 19508bdfbf40SJouni Malinen 19518bdfbf40SJouni Malinen /* 19528bdfbf40SJouni Malinen * Filter out P2P IE(s) since they will be included depending on 19538bdfbf40SJouni Malinen * the Probe Request frame in ath6kl_send_go_probe_resp(). 19548bdfbf40SJouni Malinen */ 19558bdfbf40SJouni Malinen 19568bdfbf40SJouni Malinen if (ies && ies_len) { 19578bdfbf40SJouni Malinen buf = kmalloc(ies_len, GFP_KERNEL); 19588bdfbf40SJouni Malinen if (buf == NULL) 19598bdfbf40SJouni Malinen return -ENOMEM; 19608bdfbf40SJouni Malinen pos = ies; 19618bdfbf40SJouni Malinen while (pos + 1 < ies + ies_len) { 19628bdfbf40SJouni Malinen if (pos + 2 + pos[1] > ies + ies_len) 19638bdfbf40SJouni Malinen break; 19648bdfbf40SJouni Malinen if (!ath6kl_is_p2p_ie(pos)) { 19658bdfbf40SJouni Malinen memcpy(buf + len, pos, 2 + pos[1]); 19668bdfbf40SJouni Malinen len += 2 + pos[1]; 19678bdfbf40SJouni Malinen } 19688bdfbf40SJouni Malinen pos += 2 + pos[1]; 19698bdfbf40SJouni Malinen } 19708bdfbf40SJouni Malinen } 19718bdfbf40SJouni Malinen 1972334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, 1973334234b5SVasanthakumar Thiagarajan WMI_FRAME_PROBE_RESP, buf, len); 19748bdfbf40SJouni Malinen kfree(buf); 19758bdfbf40SJouni Malinen return ret; 19768bdfbf40SJouni Malinen } 19778bdfbf40SJouni Malinen 19786a7c9badSJouni Malinen static int ath6kl_ap_beacon(struct wiphy *wiphy, struct net_device *dev, 19796a7c9badSJouni Malinen struct beacon_parameters *info, bool add) 19806a7c9badSJouni Malinen { 19816a7c9badSJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 19823450334fSVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 19836a7c9badSJouni Malinen struct ieee80211_mgmt *mgmt; 19846a7c9badSJouni Malinen u8 *ies; 19856a7c9badSJouni Malinen int ies_len; 19866a7c9badSJouni Malinen struct wmi_connect_cmd p; 19876a7c9badSJouni Malinen int res; 19886a7c9badSJouni Malinen int i; 19896a7c9badSJouni Malinen 19906a7c9badSJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: add=%d\n", __func__, add); 19916a7c9badSJouni Malinen 1992990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 19936a7c9badSJouni Malinen return -EIO; 19946a7c9badSJouni Malinen 1995f5938f24SVasanthakumar Thiagarajan if (vif->next_mode != AP_NETWORK) 19966a7c9badSJouni Malinen return -EOPNOTSUPP; 19976a7c9badSJouni Malinen 19986a7c9badSJouni Malinen if (info->beacon_ies) { 1999334234b5SVasanthakumar Thiagarajan res = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, 2000334234b5SVasanthakumar Thiagarajan WMI_FRAME_BEACON, 20016a7c9badSJouni Malinen info->beacon_ies, 20026a7c9badSJouni Malinen info->beacon_ies_len); 20036a7c9badSJouni Malinen if (res) 20046a7c9badSJouni Malinen return res; 20056a7c9badSJouni Malinen } 20066a7c9badSJouni Malinen if (info->proberesp_ies) { 2007334234b5SVasanthakumar Thiagarajan res = ath6kl_set_ap_probe_resp_ies(vif, info->proberesp_ies, 20086a7c9badSJouni Malinen info->proberesp_ies_len); 20096a7c9badSJouni Malinen if (res) 20106a7c9badSJouni Malinen return res; 20116a7c9badSJouni Malinen } 20126a7c9badSJouni Malinen if (info->assocresp_ies) { 2013334234b5SVasanthakumar Thiagarajan res = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, 2014334234b5SVasanthakumar Thiagarajan WMI_FRAME_ASSOC_RESP, 20156a7c9badSJouni Malinen info->assocresp_ies, 20166a7c9badSJouni Malinen info->assocresp_ies_len); 20176a7c9badSJouni Malinen if (res) 20186a7c9badSJouni Malinen return res; 20196a7c9badSJouni Malinen } 20206a7c9badSJouni Malinen 20216a7c9badSJouni Malinen if (!add) 20226a7c9badSJouni Malinen return 0; 20236a7c9badSJouni Malinen 20249a5b1318SJouni Malinen ar->ap_mode_bkey.valid = false; 20259a5b1318SJouni Malinen 20266a7c9badSJouni Malinen /* TODO: 20276a7c9badSJouni Malinen * info->interval 20286a7c9badSJouni Malinen * info->dtim_period 20296a7c9badSJouni Malinen */ 20306a7c9badSJouni Malinen 20316a7c9badSJouni Malinen if (info->head == NULL) 20326a7c9badSJouni Malinen return -EINVAL; 20336a7c9badSJouni Malinen mgmt = (struct ieee80211_mgmt *) info->head; 20346a7c9badSJouni Malinen ies = mgmt->u.beacon.variable; 20356a7c9badSJouni Malinen if (ies > info->head + info->head_len) 20366a7c9badSJouni Malinen return -EINVAL; 20376a7c9badSJouni Malinen ies_len = info->head + info->head_len - ies; 20386a7c9badSJouni Malinen 20396a7c9badSJouni Malinen if (info->ssid == NULL) 20406a7c9badSJouni Malinen return -EINVAL; 20413450334fSVasanthakumar Thiagarajan memcpy(vif->ssid, info->ssid, info->ssid_len); 20423450334fSVasanthakumar Thiagarajan vif->ssid_len = info->ssid_len; 20436a7c9badSJouni Malinen if (info->hidden_ssid != NL80211_HIDDEN_SSID_NOT_IN_USE) 20446a7c9badSJouni Malinen return -EOPNOTSUPP; /* TODO */ 20456a7c9badSJouni Malinen 20463450334fSVasanthakumar Thiagarajan vif->dot11_auth_mode = OPEN_AUTH; 20476a7c9badSJouni Malinen 20486a7c9badSJouni Malinen memset(&p, 0, sizeof(p)); 20496a7c9badSJouni Malinen 20506a7c9badSJouni Malinen for (i = 0; i < info->crypto.n_akm_suites; i++) { 20516a7c9badSJouni Malinen switch (info->crypto.akm_suites[i]) { 20526a7c9badSJouni Malinen case WLAN_AKM_SUITE_8021X: 20536a7c9badSJouni Malinen if (info->crypto.wpa_versions & NL80211_WPA_VERSION_1) 20546a7c9badSJouni Malinen p.auth_mode |= WPA_AUTH; 20556a7c9badSJouni Malinen if (info->crypto.wpa_versions & NL80211_WPA_VERSION_2) 20566a7c9badSJouni Malinen p.auth_mode |= WPA2_AUTH; 20576a7c9badSJouni Malinen break; 20586a7c9badSJouni Malinen case WLAN_AKM_SUITE_PSK: 20596a7c9badSJouni Malinen if (info->crypto.wpa_versions & NL80211_WPA_VERSION_1) 20606a7c9badSJouni Malinen p.auth_mode |= WPA_PSK_AUTH; 20616a7c9badSJouni Malinen if (info->crypto.wpa_versions & NL80211_WPA_VERSION_2) 20626a7c9badSJouni Malinen p.auth_mode |= WPA2_PSK_AUTH; 20636a7c9badSJouni Malinen break; 20646a7c9badSJouni Malinen } 20656a7c9badSJouni Malinen } 20666a7c9badSJouni Malinen if (p.auth_mode == 0) 20676a7c9badSJouni Malinen p.auth_mode = NONE_AUTH; 20683450334fSVasanthakumar Thiagarajan vif->auth_mode = p.auth_mode; 20696a7c9badSJouni Malinen 20706a7c9badSJouni Malinen for (i = 0; i < info->crypto.n_ciphers_pairwise; i++) { 20716a7c9badSJouni Malinen switch (info->crypto.ciphers_pairwise[i]) { 20726a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_WEP40: 20736a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_WEP104: 20746a7c9badSJouni Malinen p.prwise_crypto_type |= WEP_CRYPT; 20756a7c9badSJouni Malinen break; 20766a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_TKIP: 20776a7c9badSJouni Malinen p.prwise_crypto_type |= TKIP_CRYPT; 20786a7c9badSJouni Malinen break; 20796a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_CCMP: 20806a7c9badSJouni Malinen p.prwise_crypto_type |= AES_CRYPT; 20816a7c9badSJouni Malinen break; 20826a7c9badSJouni Malinen } 20836a7c9badSJouni Malinen } 2084229ed6b5SEdward Lu if (p.prwise_crypto_type == 0) { 20856a7c9badSJouni Malinen p.prwise_crypto_type = NONE_CRYPT; 2086240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, 0, true); 2087229ed6b5SEdward Lu } else if (info->crypto.n_ciphers_pairwise == 1) 2088240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, info->crypto.ciphers_pairwise[0], true); 20896a7c9badSJouni Malinen 20906a7c9badSJouni Malinen switch (info->crypto.cipher_group) { 20916a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_WEP40: 20926a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_WEP104: 20936a7c9badSJouni Malinen p.grp_crypto_type = WEP_CRYPT; 20946a7c9badSJouni Malinen break; 20956a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_TKIP: 20966a7c9badSJouni Malinen p.grp_crypto_type = TKIP_CRYPT; 20976a7c9badSJouni Malinen break; 20986a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_CCMP: 20996a7c9badSJouni Malinen p.grp_crypto_type = AES_CRYPT; 21006a7c9badSJouni Malinen break; 21016a7c9badSJouni Malinen default: 21026a7c9badSJouni Malinen p.grp_crypto_type = NONE_CRYPT; 21036a7c9badSJouni Malinen break; 21046a7c9badSJouni Malinen } 2105240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, info->crypto.cipher_group, false); 21066a7c9badSJouni Malinen 21076a7c9badSJouni Malinen p.nw_type = AP_NETWORK; 2108f5938f24SVasanthakumar Thiagarajan vif->nw_type = vif->next_mode; 21096a7c9badSJouni Malinen 21103450334fSVasanthakumar Thiagarajan p.ssid_len = vif->ssid_len; 21113450334fSVasanthakumar Thiagarajan memcpy(p.ssid, vif->ssid, vif->ssid_len); 21123450334fSVasanthakumar Thiagarajan p.dot11_auth_mode = vif->dot11_auth_mode; 2113cf5333d7SVasanthakumar Thiagarajan p.ch = cpu_to_le16(vif->next_chan); 21146a7c9badSJouni Malinen 2115334234b5SVasanthakumar Thiagarajan res = ath6kl_wmi_ap_profile_commit(ar->wmi, vif->fw_vif_idx, &p); 21169a5b1318SJouni Malinen if (res < 0) 21179a5b1318SJouni Malinen return res; 21189a5b1318SJouni Malinen 21199a5b1318SJouni Malinen return 0; 21206a7c9badSJouni Malinen } 21216a7c9badSJouni Malinen 21226a7c9badSJouni Malinen static int ath6kl_add_beacon(struct wiphy *wiphy, struct net_device *dev, 21236a7c9badSJouni Malinen struct beacon_parameters *info) 21246a7c9badSJouni Malinen { 21256a7c9badSJouni Malinen return ath6kl_ap_beacon(wiphy, dev, info, true); 21266a7c9badSJouni Malinen } 21276a7c9badSJouni Malinen 21286a7c9badSJouni Malinen static int ath6kl_set_beacon(struct wiphy *wiphy, struct net_device *dev, 21296a7c9badSJouni Malinen struct beacon_parameters *info) 21306a7c9badSJouni Malinen { 21316a7c9badSJouni Malinen return ath6kl_ap_beacon(wiphy, dev, info, false); 21326a7c9badSJouni Malinen } 21336a7c9badSJouni Malinen 21346a7c9badSJouni Malinen static int ath6kl_del_beacon(struct wiphy *wiphy, struct net_device *dev) 21356a7c9badSJouni Malinen { 21366a7c9badSJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 213759c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 21386a7c9badSJouni Malinen 2139f5938f24SVasanthakumar Thiagarajan if (vif->nw_type != AP_NETWORK) 21406a7c9badSJouni Malinen return -EOPNOTSUPP; 214159c98449SVasanthakumar Thiagarajan if (!test_bit(CONNECTED, &vif->flags)) 21426a7c9badSJouni Malinen return -ENOTCONN; 21436a7c9badSJouni Malinen 2144334234b5SVasanthakumar Thiagarajan ath6kl_wmi_disconnect_cmd(ar->wmi, vif->fw_vif_idx); 214559c98449SVasanthakumar Thiagarajan clear_bit(CONNECTED, &vif->flags); 21466a7c9badSJouni Malinen 21476a7c9badSJouni Malinen return 0; 21486a7c9badSJouni Malinen } 21496a7c9badSJouni Malinen 215023875136SJouni Malinen static int ath6kl_change_station(struct wiphy *wiphy, struct net_device *dev, 215123875136SJouni Malinen u8 *mac, struct station_parameters *params) 215223875136SJouni Malinen { 215323875136SJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 2154f5938f24SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 215523875136SJouni Malinen 2156f5938f24SVasanthakumar Thiagarajan if (vif->nw_type != AP_NETWORK) 215723875136SJouni Malinen return -EOPNOTSUPP; 215823875136SJouni Malinen 215923875136SJouni Malinen /* Use this only for authorizing/unauthorizing a station */ 216023875136SJouni Malinen if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))) 216123875136SJouni Malinen return -EOPNOTSUPP; 216223875136SJouni Malinen 216323875136SJouni Malinen if (params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED)) 2164334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_ap_set_mlme(ar->wmi, vif->fw_vif_idx, 2165334234b5SVasanthakumar Thiagarajan WMI_AP_MLME_AUTHORIZE, mac, 0); 2166334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_ap_set_mlme(ar->wmi, vif->fw_vif_idx, 2167334234b5SVasanthakumar Thiagarajan WMI_AP_MLME_UNAUTHORIZE, mac, 0); 216823875136SJouni Malinen } 216923875136SJouni Malinen 217063fa1e0cSJouni Malinen static int ath6kl_remain_on_channel(struct wiphy *wiphy, 217163fa1e0cSJouni Malinen struct net_device *dev, 217263fa1e0cSJouni Malinen struct ieee80211_channel *chan, 217363fa1e0cSJouni Malinen enum nl80211_channel_type channel_type, 217463fa1e0cSJouni Malinen unsigned int duration, 217563fa1e0cSJouni Malinen u64 *cookie) 217663fa1e0cSJouni Malinen { 217763fa1e0cSJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 2178334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 21791052261eSJouni Malinen u32 id; 218063fa1e0cSJouni Malinen 218163fa1e0cSJouni Malinen /* TODO: if already pending or ongoing remain-on-channel, 218263fa1e0cSJouni Malinen * return -EBUSY */ 21831052261eSJouni Malinen id = ++vif->last_roc_id; 21841052261eSJouni Malinen if (id == 0) { 21851052261eSJouni Malinen /* Do not use 0 as the cookie value */ 21861052261eSJouni Malinen id = ++vif->last_roc_id; 21871052261eSJouni Malinen } 21881052261eSJouni Malinen *cookie = id; 218963fa1e0cSJouni Malinen 2190334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_remain_on_chnl_cmd(ar->wmi, vif->fw_vif_idx, 2191334234b5SVasanthakumar Thiagarajan chan->center_freq, duration); 219263fa1e0cSJouni Malinen } 219363fa1e0cSJouni Malinen 219463fa1e0cSJouni Malinen static int ath6kl_cancel_remain_on_channel(struct wiphy *wiphy, 219563fa1e0cSJouni Malinen struct net_device *dev, 219663fa1e0cSJouni Malinen u64 cookie) 219763fa1e0cSJouni Malinen { 219863fa1e0cSJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 2199334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 220063fa1e0cSJouni Malinen 22011052261eSJouni Malinen if (cookie != vif->last_roc_id) 220263fa1e0cSJouni Malinen return -ENOENT; 22031052261eSJouni Malinen vif->last_cancel_roc_id = cookie; 220463fa1e0cSJouni Malinen 2205334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_cancel_remain_on_chnl_cmd(ar->wmi, vif->fw_vif_idx); 220663fa1e0cSJouni Malinen } 220763fa1e0cSJouni Malinen 2208334234b5SVasanthakumar Thiagarajan static int ath6kl_send_go_probe_resp(struct ath6kl_vif *vif, 2209334234b5SVasanthakumar Thiagarajan const u8 *buf, size_t len, 2210334234b5SVasanthakumar Thiagarajan unsigned int freq) 22118bdfbf40SJouni Malinen { 2212334234b5SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 22138bdfbf40SJouni Malinen const u8 *pos; 22148bdfbf40SJouni Malinen u8 *p2p; 22158bdfbf40SJouni Malinen int p2p_len; 22168bdfbf40SJouni Malinen int ret; 22178bdfbf40SJouni Malinen const struct ieee80211_mgmt *mgmt; 22188bdfbf40SJouni Malinen 22198bdfbf40SJouni Malinen mgmt = (const struct ieee80211_mgmt *) buf; 22208bdfbf40SJouni Malinen 22218bdfbf40SJouni Malinen /* Include P2P IE(s) from the frame generated in user space. */ 22228bdfbf40SJouni Malinen 22238bdfbf40SJouni Malinen p2p = kmalloc(len, GFP_KERNEL); 22248bdfbf40SJouni Malinen if (p2p == NULL) 22258bdfbf40SJouni Malinen return -ENOMEM; 22268bdfbf40SJouni Malinen p2p_len = 0; 22278bdfbf40SJouni Malinen 22288bdfbf40SJouni Malinen pos = mgmt->u.probe_resp.variable; 22298bdfbf40SJouni Malinen while (pos + 1 < buf + len) { 22308bdfbf40SJouni Malinen if (pos + 2 + pos[1] > buf + len) 22318bdfbf40SJouni Malinen break; 22328bdfbf40SJouni Malinen if (ath6kl_is_p2p_ie(pos)) { 22338bdfbf40SJouni Malinen memcpy(p2p + p2p_len, pos, 2 + pos[1]); 22348bdfbf40SJouni Malinen p2p_len += 2 + pos[1]; 22358bdfbf40SJouni Malinen } 22368bdfbf40SJouni Malinen pos += 2 + pos[1]; 22378bdfbf40SJouni Malinen } 22388bdfbf40SJouni Malinen 2239334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_send_probe_response_cmd(ar->wmi, vif->fw_vif_idx, freq, 2240334234b5SVasanthakumar Thiagarajan mgmt->da, p2p, p2p_len); 22418bdfbf40SJouni Malinen kfree(p2p); 22428bdfbf40SJouni Malinen return ret; 22438bdfbf40SJouni Malinen } 22448bdfbf40SJouni Malinen 22458a6c8060SJouni Malinen static int ath6kl_mgmt_tx(struct wiphy *wiphy, struct net_device *dev, 22468a6c8060SJouni Malinen struct ieee80211_channel *chan, bool offchan, 22478a6c8060SJouni Malinen enum nl80211_channel_type channel_type, 22488a6c8060SJouni Malinen bool channel_type_valid, unsigned int wait, 2249e247bd90SJohannes Berg const u8 *buf, size_t len, bool no_cck, 2250e247bd90SJohannes Berg bool dont_wait_for_ack, u64 *cookie) 22518a6c8060SJouni Malinen { 22528a6c8060SJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 225359c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 22548a6c8060SJouni Malinen u32 id; 22558bdfbf40SJouni Malinen const struct ieee80211_mgmt *mgmt; 22568bdfbf40SJouni Malinen 22578bdfbf40SJouni Malinen mgmt = (const struct ieee80211_mgmt *) buf; 22588bdfbf40SJouni Malinen if (buf + len >= mgmt->u.probe_resp.variable && 2259f5938f24SVasanthakumar Thiagarajan vif->nw_type == AP_NETWORK && test_bit(CONNECTED, &vif->flags) && 22608bdfbf40SJouni Malinen ieee80211_is_probe_resp(mgmt->frame_control)) { 22618bdfbf40SJouni Malinen /* 22628bdfbf40SJouni Malinen * Send Probe Response frame in AP mode using a separate WMI 22638bdfbf40SJouni Malinen * command to allow the target to fill in the generic IEs. 22648bdfbf40SJouni Malinen */ 22658bdfbf40SJouni Malinen *cookie = 0; /* TX status not supported */ 2266334234b5SVasanthakumar Thiagarajan return ath6kl_send_go_probe_resp(vif, buf, len, 22678bdfbf40SJouni Malinen chan->center_freq); 22688bdfbf40SJouni Malinen } 22698a6c8060SJouni Malinen 2270cf5333d7SVasanthakumar Thiagarajan id = vif->send_action_id++; 22718a6c8060SJouni Malinen if (id == 0) { 22728a6c8060SJouni Malinen /* 22738a6c8060SJouni Malinen * 0 is a reserved value in the WMI command and shall not be 22748a6c8060SJouni Malinen * used for the command. 22758a6c8060SJouni Malinen */ 2276cf5333d7SVasanthakumar Thiagarajan id = vif->send_action_id++; 22778a6c8060SJouni Malinen } 22788a6c8060SJouni Malinen 22798a6c8060SJouni Malinen *cookie = id; 2280334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_send_action_cmd(ar->wmi, vif->fw_vif_idx, id, 2281334234b5SVasanthakumar Thiagarajan chan->center_freq, wait, 22828a6c8060SJouni Malinen buf, len); 22838a6c8060SJouni Malinen } 22848a6c8060SJouni Malinen 2285ae32c30aSJouni Malinen static void ath6kl_mgmt_frame_register(struct wiphy *wiphy, 2286ae32c30aSJouni Malinen struct net_device *dev, 2287ae32c30aSJouni Malinen u16 frame_type, bool reg) 2288ae32c30aSJouni Malinen { 2289cf5333d7SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 2290ae32c30aSJouni Malinen 2291ae32c30aSJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: frame_type=0x%x reg=%d\n", 2292ae32c30aSJouni Malinen __func__, frame_type, reg); 2293ae32c30aSJouni Malinen if (frame_type == IEEE80211_STYPE_PROBE_REQ) { 2294ae32c30aSJouni Malinen /* 2295ae32c30aSJouni Malinen * Note: This notification callback is not allowed to sleep, so 2296ae32c30aSJouni Malinen * we cannot send WMI_PROBE_REQ_REPORT_CMD here. Instead, we 2297ae32c30aSJouni Malinen * hardcode target to report Probe Request frames all the time. 2298ae32c30aSJouni Malinen */ 2299cf5333d7SVasanthakumar Thiagarajan vif->probe_req_report = reg; 2300ae32c30aSJouni Malinen } 2301ae32c30aSJouni Malinen } 2302ae32c30aSJouni Malinen 2303f80574aeSJouni Malinen static const struct ieee80211_txrx_stypes 2304f80574aeSJouni Malinen ath6kl_mgmt_stypes[NUM_NL80211_IFTYPES] = { 2305f80574aeSJouni Malinen [NL80211_IFTYPE_STATION] = { 2306f80574aeSJouni Malinen .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2307f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 2308f80574aeSJouni Malinen .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2309f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 2310f80574aeSJouni Malinen }, 2311f80574aeSJouni Malinen [NL80211_IFTYPE_P2P_CLIENT] = { 2312f80574aeSJouni Malinen .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2313f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 2314f80574aeSJouni Malinen .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2315f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 2316f80574aeSJouni Malinen }, 2317f80574aeSJouni Malinen [NL80211_IFTYPE_P2P_GO] = { 2318f80574aeSJouni Malinen .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2319f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 2320f80574aeSJouni Malinen .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2321f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 2322f80574aeSJouni Malinen }, 2323f80574aeSJouni Malinen }; 2324f80574aeSJouni Malinen 2325bdcd8170SKalle Valo static struct cfg80211_ops ath6kl_cfg80211_ops = { 232655055976SVasanthakumar Thiagarajan .add_virtual_intf = ath6kl_cfg80211_add_iface, 232755055976SVasanthakumar Thiagarajan .del_virtual_intf = ath6kl_cfg80211_del_iface, 2328bdcd8170SKalle Valo .change_virtual_intf = ath6kl_cfg80211_change_iface, 2329bdcd8170SKalle Valo .scan = ath6kl_cfg80211_scan, 2330bdcd8170SKalle Valo .connect = ath6kl_cfg80211_connect, 2331bdcd8170SKalle Valo .disconnect = ath6kl_cfg80211_disconnect, 2332bdcd8170SKalle Valo .add_key = ath6kl_cfg80211_add_key, 2333bdcd8170SKalle Valo .get_key = ath6kl_cfg80211_get_key, 2334bdcd8170SKalle Valo .del_key = ath6kl_cfg80211_del_key, 2335bdcd8170SKalle Valo .set_default_key = ath6kl_cfg80211_set_default_key, 2336bdcd8170SKalle Valo .set_wiphy_params = ath6kl_cfg80211_set_wiphy_params, 2337bdcd8170SKalle Valo .set_tx_power = ath6kl_cfg80211_set_txpower, 2338bdcd8170SKalle Valo .get_tx_power = ath6kl_cfg80211_get_txpower, 2339bdcd8170SKalle Valo .set_power_mgmt = ath6kl_cfg80211_set_power_mgmt, 2340bdcd8170SKalle Valo .join_ibss = ath6kl_cfg80211_join_ibss, 2341bdcd8170SKalle Valo .leave_ibss = ath6kl_cfg80211_leave_ibss, 2342bdcd8170SKalle Valo .get_station = ath6kl_get_station, 2343bdcd8170SKalle Valo .set_pmksa = ath6kl_set_pmksa, 2344bdcd8170SKalle Valo .del_pmksa = ath6kl_del_pmksa, 2345bdcd8170SKalle Valo .flush_pmksa = ath6kl_flush_pmksa, 2346003353b0SKalle Valo CFG80211_TESTMODE_CMD(ath6kl_tm_cmd) 2347abcb344bSKalle Valo #ifdef CONFIG_PM 234852d81a68SKalle Valo .suspend = __ath6kl_cfg80211_suspend, 234952d81a68SKalle Valo .resume = __ath6kl_cfg80211_resume, 2350abcb344bSKalle Valo #endif 23516a7c9badSJouni Malinen .set_channel = ath6kl_set_channel, 23526a7c9badSJouni Malinen .add_beacon = ath6kl_add_beacon, 23536a7c9badSJouni Malinen .set_beacon = ath6kl_set_beacon, 23546a7c9badSJouni Malinen .del_beacon = ath6kl_del_beacon, 235523875136SJouni Malinen .change_station = ath6kl_change_station, 235663fa1e0cSJouni Malinen .remain_on_channel = ath6kl_remain_on_channel, 235763fa1e0cSJouni Malinen .cancel_remain_on_channel = ath6kl_cancel_remain_on_channel, 23588a6c8060SJouni Malinen .mgmt_tx = ath6kl_mgmt_tx, 2359ae32c30aSJouni Malinen .mgmt_frame_register = ath6kl_mgmt_frame_register, 2360bdcd8170SKalle Valo }; 2361bdcd8170SKalle Valo 2362ec4b7f60SKalle Valo void ath6kl_cfg80211_stop(struct ath6kl *ar) 2363ec4b7f60SKalle Valo { 2364ec4b7f60SKalle Valo struct ath6kl_vif *vif; 2365ec4b7f60SKalle Valo 2366ec4b7f60SKalle Valo /* FIXME: for multi vif */ 2367ec4b7f60SKalle Valo vif = ath6kl_vif_first(ar); 2368ec4b7f60SKalle Valo if (!vif) { 2369ec4b7f60SKalle Valo /* save the current power mode before enabling power save */ 2370ec4b7f60SKalle Valo ar->wmi->saved_pwr_mode = ar->wmi->pwr_mode; 2371ec4b7f60SKalle Valo 2372ec4b7f60SKalle Valo if (ath6kl_wmi_powermode_cmd(ar->wmi, 0, REC_POWER) != 0) 2373ec4b7f60SKalle Valo ath6kl_warn("ath6kl_deep_sleep_enable: " 2374ec4b7f60SKalle Valo "wmi_powermode_cmd failed\n"); 2375ec4b7f60SKalle Valo return; 2376ec4b7f60SKalle Valo } 2377ec4b7f60SKalle Valo 2378ec4b7f60SKalle Valo switch (vif->sme_state) { 2379ec4b7f60SKalle Valo case SME_CONNECTING: 2380ec4b7f60SKalle Valo cfg80211_connect_result(vif->ndev, vif->bssid, NULL, 0, 2381ec4b7f60SKalle Valo NULL, 0, 2382ec4b7f60SKalle Valo WLAN_STATUS_UNSPECIFIED_FAILURE, 2383ec4b7f60SKalle Valo GFP_KERNEL); 2384ec4b7f60SKalle Valo break; 2385ec4b7f60SKalle Valo case SME_CONNECTED: 2386ec4b7f60SKalle Valo default: 2387ec4b7f60SKalle Valo /* 2388ec4b7f60SKalle Valo * FIXME: oddly enough smeState is in DISCONNECTED during 2389ec4b7f60SKalle Valo * suspend, why? Need to send disconnected event in that 2390ec4b7f60SKalle Valo * state. 2391ec4b7f60SKalle Valo */ 2392ec4b7f60SKalle Valo cfg80211_disconnected(vif->ndev, 0, NULL, 0, GFP_KERNEL); 2393ec4b7f60SKalle Valo break; 2394ec4b7f60SKalle Valo } 2395ec4b7f60SKalle Valo 2396ec4b7f60SKalle Valo if (test_bit(CONNECTED, &vif->flags) || 2397ec4b7f60SKalle Valo test_bit(CONNECT_PEND, &vif->flags)) 2398ec4b7f60SKalle Valo ath6kl_wmi_disconnect_cmd(ar->wmi, vif->fw_vif_idx); 2399ec4b7f60SKalle Valo 2400ec4b7f60SKalle Valo vif->sme_state = SME_DISCONNECTED; 24011f405255SKalle Valo clear_bit(CONNECTED, &vif->flags); 24021f405255SKalle Valo clear_bit(CONNECT_PEND, &vif->flags); 2403ec4b7f60SKalle Valo 2404ec4b7f60SKalle Valo /* disable scanning */ 2405ec4b7f60SKalle Valo if (ath6kl_wmi_scanparams_cmd(ar->wmi, vif->fw_vif_idx, 0xFFFF, 0, 0, 2406ec4b7f60SKalle Valo 0, 0, 0, 0, 0, 0, 0) != 0) 2407ec4b7f60SKalle Valo printk(KERN_WARNING "ath6kl: failed to disable scan " 2408ec4b7f60SKalle Valo "during suspend\n"); 2409ec4b7f60SKalle Valo 2410ec4b7f60SKalle Valo ath6kl_cfg80211_scan_complete_event(vif, true); 2411ec4b7f60SKalle Valo } 2412ec4b7f60SKalle Valo 24138dafb70eSVasanthakumar Thiagarajan struct ath6kl *ath6kl_core_alloc(struct device *dev) 2414bdcd8170SKalle Valo { 24156bbc7c35SJouni Malinen struct ath6kl *ar; 2416be98e3a4SVasanthakumar Thiagarajan struct wiphy *wiphy; 24178dafb70eSVasanthakumar Thiagarajan u8 ctr; 2418bdcd8170SKalle Valo 2419bdcd8170SKalle Valo /* create a new wiphy for use with cfg80211 */ 2420be98e3a4SVasanthakumar Thiagarajan wiphy = wiphy_new(&ath6kl_cfg80211_ops, sizeof(struct ath6kl)); 24218dafb70eSVasanthakumar Thiagarajan 2422be98e3a4SVasanthakumar Thiagarajan if (!wiphy) { 2423bdcd8170SKalle Valo ath6kl_err("couldn't allocate wiphy device\n"); 2424bdcd8170SKalle Valo return NULL; 2425bdcd8170SKalle Valo } 2426bdcd8170SKalle Valo 2427be98e3a4SVasanthakumar Thiagarajan ar = wiphy_priv(wiphy); 24283226f68aSVasanthakumar Thiagarajan if (!multi_norm_if_support) 24296bbc7c35SJouni Malinen ar->p2p = !!ath6kl_p2p; 2430be98e3a4SVasanthakumar Thiagarajan ar->wiphy = wiphy; 24318dafb70eSVasanthakumar Thiagarajan ar->dev = dev; 24328dafb70eSVasanthakumar Thiagarajan 24333226f68aSVasanthakumar Thiagarajan if (multi_norm_if_support) 24343226f68aSVasanthakumar Thiagarajan ar->max_norm_iface = 2; 24353226f68aSVasanthakumar Thiagarajan else 24363226f68aSVasanthakumar Thiagarajan ar->max_norm_iface = 1; 24373226f68aSVasanthakumar Thiagarajan 24383226f68aSVasanthakumar Thiagarajan /* FIXME: Remove this once the multivif support is enabled */ 24393226f68aSVasanthakumar Thiagarajan ar->max_norm_iface = 1; 24403226f68aSVasanthakumar Thiagarajan 24418dafb70eSVasanthakumar Thiagarajan spin_lock_init(&ar->lock); 24428dafb70eSVasanthakumar Thiagarajan spin_lock_init(&ar->mcastpsq_lock); 2443990bd915SVasanthakumar Thiagarajan spin_lock_init(&ar->list_lock); 24448dafb70eSVasanthakumar Thiagarajan 24458dafb70eSVasanthakumar Thiagarajan init_waitqueue_head(&ar->event_wq); 24468dafb70eSVasanthakumar Thiagarajan sema_init(&ar->sem, 1); 24478dafb70eSVasanthakumar Thiagarajan 24488dafb70eSVasanthakumar Thiagarajan INIT_LIST_HEAD(&ar->amsdu_rx_buffer_queue); 2449990bd915SVasanthakumar Thiagarajan INIT_LIST_HEAD(&ar->vif_list); 24508dafb70eSVasanthakumar Thiagarajan 24518dafb70eSVasanthakumar Thiagarajan clear_bit(WMI_ENABLED, &ar->flag); 24528dafb70eSVasanthakumar Thiagarajan clear_bit(SKIP_SCAN, &ar->flag); 24538dafb70eSVasanthakumar Thiagarajan clear_bit(DESTROY_IN_PROGRESS, &ar->flag); 24548dafb70eSVasanthakumar Thiagarajan 24558dafb70eSVasanthakumar Thiagarajan ar->listen_intvl_t = A_DEFAULT_LISTEN_INTERVAL; 24568dafb70eSVasanthakumar Thiagarajan ar->listen_intvl_b = 0; 24578dafb70eSVasanthakumar Thiagarajan ar->tx_pwr = 0; 24588dafb70eSVasanthakumar Thiagarajan 24598dafb70eSVasanthakumar Thiagarajan ar->intra_bss = 1; 24608dafb70eSVasanthakumar Thiagarajan memset(&ar->sc_params, 0, sizeof(ar->sc_params)); 24618dafb70eSVasanthakumar Thiagarajan ar->sc_params.short_scan_ratio = WMI_SHORTSCANRATIO_DEFAULT; 24628dafb70eSVasanthakumar Thiagarajan ar->sc_params.scan_ctrl_flags = DEFAULT_SCAN_CTRL_FLAGS; 24638dafb70eSVasanthakumar Thiagarajan ar->lrssi_roam_threshold = DEF_LRSSI_ROAM_THRESHOLD; 24648dafb70eSVasanthakumar Thiagarajan 246576a9fbe2SKalle Valo ar->state = ATH6KL_STATE_OFF; 246676a9fbe2SKalle Valo 24678dafb70eSVasanthakumar Thiagarajan memset((u8 *)ar->sta_list, 0, 24688dafb70eSVasanthakumar Thiagarajan AP_MAX_NUM_STA * sizeof(struct ath6kl_sta)); 24698dafb70eSVasanthakumar Thiagarajan 24708dafb70eSVasanthakumar Thiagarajan /* Init the PS queues */ 24718dafb70eSVasanthakumar Thiagarajan for (ctr = 0; ctr < AP_MAX_NUM_STA; ctr++) { 24728dafb70eSVasanthakumar Thiagarajan spin_lock_init(&ar->sta_list[ctr].psq_lock); 24738dafb70eSVasanthakumar Thiagarajan skb_queue_head_init(&ar->sta_list[ctr].psq); 24748dafb70eSVasanthakumar Thiagarajan } 24758dafb70eSVasanthakumar Thiagarajan 24768dafb70eSVasanthakumar Thiagarajan skb_queue_head_init(&ar->mcastpsq); 24778dafb70eSVasanthakumar Thiagarajan 24788dafb70eSVasanthakumar Thiagarajan memcpy(ar->ap_country_code, DEF_AP_COUNTRY_CODE, 3); 24798dafb70eSVasanthakumar Thiagarajan 24808dafb70eSVasanthakumar Thiagarajan return ar; 24818dafb70eSVasanthakumar Thiagarajan } 24828dafb70eSVasanthakumar Thiagarajan 24838dafb70eSVasanthakumar Thiagarajan int ath6kl_register_ieee80211_hw(struct ath6kl *ar) 24848dafb70eSVasanthakumar Thiagarajan { 24858dafb70eSVasanthakumar Thiagarajan struct wiphy *wiphy = ar->wiphy; 24868dafb70eSVasanthakumar Thiagarajan int ret; 24876bbc7c35SJouni Malinen 2488be98e3a4SVasanthakumar Thiagarajan wiphy->mgmt_stypes = ath6kl_mgmt_stypes; 2489f80574aeSJouni Malinen 2490be98e3a4SVasanthakumar Thiagarajan wiphy->max_remain_on_channel_duration = 5000; 249163fa1e0cSJouni Malinen 2492bdcd8170SKalle Valo /* set device pointer for wiphy */ 24938dafb70eSVasanthakumar Thiagarajan set_wiphy_dev(wiphy, ar->dev); 2494bdcd8170SKalle Valo 2495be98e3a4SVasanthakumar Thiagarajan wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | 24968dafb70eSVasanthakumar Thiagarajan BIT(NL80211_IFTYPE_ADHOC) | 24978dafb70eSVasanthakumar Thiagarajan BIT(NL80211_IFTYPE_AP); 24986bbc7c35SJouni Malinen if (ar->p2p) { 2499be98e3a4SVasanthakumar Thiagarajan wiphy->interface_modes |= BIT(NL80211_IFTYPE_P2P_GO) | 25006bbc7c35SJouni Malinen BIT(NL80211_IFTYPE_P2P_CLIENT); 25016bbc7c35SJouni Malinen } 25028dafb70eSVasanthakumar Thiagarajan 2503bdcd8170SKalle Valo /* max num of ssids that can be probed during scanning */ 2504be98e3a4SVasanthakumar Thiagarajan wiphy->max_scan_ssids = MAX_PROBED_SSID_INDEX; 2505be98e3a4SVasanthakumar Thiagarajan wiphy->max_scan_ie_len = 1000; /* FIX: what is correct limit? */ 2506be98e3a4SVasanthakumar Thiagarajan wiphy->bands[IEEE80211_BAND_2GHZ] = &ath6kl_band_2ghz; 2507be98e3a4SVasanthakumar Thiagarajan wiphy->bands[IEEE80211_BAND_5GHZ] = &ath6kl_band_5ghz; 2508be98e3a4SVasanthakumar Thiagarajan wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; 2509bdcd8170SKalle Valo 2510be98e3a4SVasanthakumar Thiagarajan wiphy->cipher_suites = cipher_suites; 2511be98e3a4SVasanthakumar Thiagarajan wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites); 2512bdcd8170SKalle Valo 2513be98e3a4SVasanthakumar Thiagarajan ret = wiphy_register(wiphy); 2514bdcd8170SKalle Valo if (ret < 0) { 2515bdcd8170SKalle Valo ath6kl_err("couldn't register wiphy device\n"); 25168dafb70eSVasanthakumar Thiagarajan return ret; 25178dafb70eSVasanthakumar Thiagarajan } 25188dafb70eSVasanthakumar Thiagarajan 25198dafb70eSVasanthakumar Thiagarajan return 0; 25208dafb70eSVasanthakumar Thiagarajan } 25218dafb70eSVasanthakumar Thiagarajan 2522108438bcSVasanthakumar Thiagarajan static int ath6kl_init_if_data(struct ath6kl_vif *vif) 25238dafb70eSVasanthakumar Thiagarajan { 25242132c69cSVasanthakumar Thiagarajan vif->aggr_cntxt = aggr_init(vif->ndev); 25252132c69cSVasanthakumar Thiagarajan if (!vif->aggr_cntxt) { 25268dafb70eSVasanthakumar Thiagarajan ath6kl_err("failed to initialize aggr\n"); 25278dafb70eSVasanthakumar Thiagarajan return -ENOMEM; 25288dafb70eSVasanthakumar Thiagarajan } 25298dafb70eSVasanthakumar Thiagarajan 2530de3ad713SVasanthakumar Thiagarajan setup_timer(&vif->disconnect_timer, disconnect_timer_handler, 2531108438bcSVasanthakumar Thiagarajan (unsigned long) vif->ndev); 2532de3ad713SVasanthakumar Thiagarajan set_bit(WMM_ENABLED, &vif->flags); 2533478ac027SVasanthakumar Thiagarajan spin_lock_init(&vif->if_lock); 25348dafb70eSVasanthakumar Thiagarajan 25358dafb70eSVasanthakumar Thiagarajan return 0; 25368dafb70eSVasanthakumar Thiagarajan } 25378dafb70eSVasanthakumar Thiagarajan 2538108438bcSVasanthakumar Thiagarajan void ath6kl_deinit_if_data(struct ath6kl_vif *vif) 25398dafb70eSVasanthakumar Thiagarajan { 254055055976SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 254155055976SVasanthakumar Thiagarajan 25422132c69cSVasanthakumar Thiagarajan aggr_module_destroy(vif->aggr_cntxt); 2543108438bcSVasanthakumar Thiagarajan 254455055976SVasanthakumar Thiagarajan ar->avail_idx_map |= BIT(vif->fw_vif_idx); 254555055976SVasanthakumar Thiagarajan 254655055976SVasanthakumar Thiagarajan if (vif->nw_type == ADHOC_NETWORK) 254755055976SVasanthakumar Thiagarajan ar->ibss_if_active = false; 254855055976SVasanthakumar Thiagarajan 254927929723SVasanthakumar Thiagarajan unregister_netdevice(vif->ndev); 255055055976SVasanthakumar Thiagarajan 255155055976SVasanthakumar Thiagarajan ar->num_vif--; 25528dafb70eSVasanthakumar Thiagarajan } 25538dafb70eSVasanthakumar Thiagarajan 25548dafb70eSVasanthakumar Thiagarajan struct net_device *ath6kl_interface_add(struct ath6kl *ar, char *name, 255555055976SVasanthakumar Thiagarajan enum nl80211_iftype type, u8 fw_vif_idx, 255655055976SVasanthakumar Thiagarajan u8 nw_type) 25578dafb70eSVasanthakumar Thiagarajan { 25588dafb70eSVasanthakumar Thiagarajan struct net_device *ndev; 2559108438bcSVasanthakumar Thiagarajan struct ath6kl_vif *vif; 25608dafb70eSVasanthakumar Thiagarajan 256155055976SVasanthakumar Thiagarajan ndev = alloc_netdev(sizeof(*vif), name, ether_setup); 25628dafb70eSVasanthakumar Thiagarajan if (!ndev) 25638dafb70eSVasanthakumar Thiagarajan return NULL; 25648dafb70eSVasanthakumar Thiagarajan 2565108438bcSVasanthakumar Thiagarajan vif = netdev_priv(ndev); 2566108438bcSVasanthakumar Thiagarajan ndev->ieee80211_ptr = &vif->wdev; 2567108438bcSVasanthakumar Thiagarajan vif->wdev.wiphy = ar->wiphy; 2568108438bcSVasanthakumar Thiagarajan vif->ar = ar; 2569108438bcSVasanthakumar Thiagarajan vif->ndev = ndev; 2570108438bcSVasanthakumar Thiagarajan SET_NETDEV_DEV(ndev, wiphy_dev(vif->wdev.wiphy)); 2571108438bcSVasanthakumar Thiagarajan vif->wdev.netdev = ndev; 2572108438bcSVasanthakumar Thiagarajan vif->wdev.iftype = type; 2573334234b5SVasanthakumar Thiagarajan vif->fw_vif_idx = fw_vif_idx; 257455055976SVasanthakumar Thiagarajan vif->nw_type = vif->next_mode = nw_type; 25758dafb70eSVasanthakumar Thiagarajan 257655055976SVasanthakumar Thiagarajan memcpy(ndev->dev_addr, ar->mac_addr, ETH_ALEN); 257755055976SVasanthakumar Thiagarajan if (fw_vif_idx != 0) 257855055976SVasanthakumar Thiagarajan ndev->dev_addr[0] = (ndev->dev_addr[0] ^ (1 << fw_vif_idx)) | 257955055976SVasanthakumar Thiagarajan 0x2; 258055055976SVasanthakumar Thiagarajan 25818dafb70eSVasanthakumar Thiagarajan init_netdev(ndev); 25828dafb70eSVasanthakumar Thiagarajan 2583e29f25f5SVasanthakumar Thiagarajan ath6kl_init_control_info(vif); 25848dafb70eSVasanthakumar Thiagarajan 25858dafb70eSVasanthakumar Thiagarajan /* TODO: Pass interface specific pointer instead of ar */ 2586108438bcSVasanthakumar Thiagarajan if (ath6kl_init_if_data(vif)) 25878dafb70eSVasanthakumar Thiagarajan goto err; 25888dafb70eSVasanthakumar Thiagarajan 258927929723SVasanthakumar Thiagarajan if (register_netdevice(ndev)) 25908dafb70eSVasanthakumar Thiagarajan goto err; 25918dafb70eSVasanthakumar Thiagarajan 259255055976SVasanthakumar Thiagarajan ar->avail_idx_map &= ~BIT(fw_vif_idx); 259314ee6f6bSVasanthakumar Thiagarajan vif->sme_state = SME_DISCONNECTED; 259459c98449SVasanthakumar Thiagarajan set_bit(WLAN_ENABLED, &vif->flags); 25958dafb70eSVasanthakumar Thiagarajan ar->wlan_pwr_state = WLAN_POWER_STATE_ON; 259659c98449SVasanthakumar Thiagarajan set_bit(NETDEV_REGISTERED, &vif->flags); 25978dafb70eSVasanthakumar Thiagarajan 259855055976SVasanthakumar Thiagarajan if (type == NL80211_IFTYPE_ADHOC) 259955055976SVasanthakumar Thiagarajan ar->ibss_if_active = true; 260055055976SVasanthakumar Thiagarajan 260111f6e40dSVasanthakumar Thiagarajan spin_lock_bh(&ar->list_lock); 2602990bd915SVasanthakumar Thiagarajan list_add_tail(&vif->list, &ar->vif_list); 260311f6e40dSVasanthakumar Thiagarajan spin_unlock_bh(&ar->list_lock); 2604990bd915SVasanthakumar Thiagarajan 26058dafb70eSVasanthakumar Thiagarajan return ndev; 26068dafb70eSVasanthakumar Thiagarajan 26078dafb70eSVasanthakumar Thiagarajan err: 260827929723SVasanthakumar Thiagarajan aggr_module_destroy(vif->aggr_cntxt); 260927929723SVasanthakumar Thiagarajan free_netdev(ndev); 2610bdcd8170SKalle Valo return NULL; 2611bdcd8170SKalle Valo } 2612bdcd8170SKalle Valo 26138dafb70eSVasanthakumar Thiagarajan void ath6kl_deinit_ieee80211_hw(struct ath6kl *ar) 2614bdcd8170SKalle Valo { 2615be98e3a4SVasanthakumar Thiagarajan wiphy_unregister(ar->wiphy); 2616be98e3a4SVasanthakumar Thiagarajan wiphy_free(ar->wiphy); 2617bdcd8170SKalle Valo } 2618