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; 246bbc7c35SJouni Malinen 256bbc7c35SJouni Malinen module_param(ath6kl_p2p, uint, 0644); 266bbc7c35SJouni Malinen 27bdcd8170SKalle Valo #define RATETAB_ENT(_rate, _rateid, _flags) { \ 28bdcd8170SKalle Valo .bitrate = (_rate), \ 29bdcd8170SKalle Valo .flags = (_flags), \ 30bdcd8170SKalle Valo .hw_value = (_rateid), \ 31bdcd8170SKalle Valo } 32bdcd8170SKalle Valo 33bdcd8170SKalle Valo #define CHAN2G(_channel, _freq, _flags) { \ 34bdcd8170SKalle Valo .band = IEEE80211_BAND_2GHZ, \ 35bdcd8170SKalle Valo .hw_value = (_channel), \ 36bdcd8170SKalle Valo .center_freq = (_freq), \ 37bdcd8170SKalle Valo .flags = (_flags), \ 38bdcd8170SKalle Valo .max_antenna_gain = 0, \ 39bdcd8170SKalle Valo .max_power = 30, \ 40bdcd8170SKalle Valo } 41bdcd8170SKalle Valo 42bdcd8170SKalle Valo #define CHAN5G(_channel, _flags) { \ 43bdcd8170SKalle Valo .band = IEEE80211_BAND_5GHZ, \ 44bdcd8170SKalle Valo .hw_value = (_channel), \ 45bdcd8170SKalle Valo .center_freq = 5000 + (5 * (_channel)), \ 46bdcd8170SKalle Valo .flags = (_flags), \ 47bdcd8170SKalle Valo .max_antenna_gain = 0, \ 48bdcd8170SKalle Valo .max_power = 30, \ 49bdcd8170SKalle Valo } 50bdcd8170SKalle Valo 51bdcd8170SKalle Valo static struct ieee80211_rate ath6kl_rates[] = { 52bdcd8170SKalle Valo RATETAB_ENT(10, 0x1, 0), 53bdcd8170SKalle Valo RATETAB_ENT(20, 0x2, 0), 54bdcd8170SKalle Valo RATETAB_ENT(55, 0x4, 0), 55bdcd8170SKalle Valo RATETAB_ENT(110, 0x8, 0), 56bdcd8170SKalle Valo RATETAB_ENT(60, 0x10, 0), 57bdcd8170SKalle Valo RATETAB_ENT(90, 0x20, 0), 58bdcd8170SKalle Valo RATETAB_ENT(120, 0x40, 0), 59bdcd8170SKalle Valo RATETAB_ENT(180, 0x80, 0), 60bdcd8170SKalle Valo RATETAB_ENT(240, 0x100, 0), 61bdcd8170SKalle Valo RATETAB_ENT(360, 0x200, 0), 62bdcd8170SKalle Valo RATETAB_ENT(480, 0x400, 0), 63bdcd8170SKalle Valo RATETAB_ENT(540, 0x800, 0), 64bdcd8170SKalle Valo }; 65bdcd8170SKalle Valo 66bdcd8170SKalle Valo #define ath6kl_a_rates (ath6kl_rates + 4) 67bdcd8170SKalle Valo #define ath6kl_a_rates_size 8 68bdcd8170SKalle Valo #define ath6kl_g_rates (ath6kl_rates + 0) 69bdcd8170SKalle Valo #define ath6kl_g_rates_size 12 70bdcd8170SKalle Valo 71bdcd8170SKalle Valo static struct ieee80211_channel ath6kl_2ghz_channels[] = { 72bdcd8170SKalle Valo CHAN2G(1, 2412, 0), 73bdcd8170SKalle Valo CHAN2G(2, 2417, 0), 74bdcd8170SKalle Valo CHAN2G(3, 2422, 0), 75bdcd8170SKalle Valo CHAN2G(4, 2427, 0), 76bdcd8170SKalle Valo CHAN2G(5, 2432, 0), 77bdcd8170SKalle Valo CHAN2G(6, 2437, 0), 78bdcd8170SKalle Valo CHAN2G(7, 2442, 0), 79bdcd8170SKalle Valo CHAN2G(8, 2447, 0), 80bdcd8170SKalle Valo CHAN2G(9, 2452, 0), 81bdcd8170SKalle Valo CHAN2G(10, 2457, 0), 82bdcd8170SKalle Valo CHAN2G(11, 2462, 0), 83bdcd8170SKalle Valo CHAN2G(12, 2467, 0), 84bdcd8170SKalle Valo CHAN2G(13, 2472, 0), 85bdcd8170SKalle Valo CHAN2G(14, 2484, 0), 86bdcd8170SKalle Valo }; 87bdcd8170SKalle Valo 88bdcd8170SKalle Valo static struct ieee80211_channel ath6kl_5ghz_a_channels[] = { 89bdcd8170SKalle Valo CHAN5G(34, 0), CHAN5G(36, 0), 90bdcd8170SKalle Valo CHAN5G(38, 0), CHAN5G(40, 0), 91bdcd8170SKalle Valo CHAN5G(42, 0), CHAN5G(44, 0), 92bdcd8170SKalle Valo CHAN5G(46, 0), CHAN5G(48, 0), 93bdcd8170SKalle Valo CHAN5G(52, 0), CHAN5G(56, 0), 94bdcd8170SKalle Valo CHAN5G(60, 0), CHAN5G(64, 0), 95bdcd8170SKalle Valo CHAN5G(100, 0), CHAN5G(104, 0), 96bdcd8170SKalle Valo CHAN5G(108, 0), CHAN5G(112, 0), 97bdcd8170SKalle Valo CHAN5G(116, 0), CHAN5G(120, 0), 98bdcd8170SKalle Valo CHAN5G(124, 0), CHAN5G(128, 0), 99bdcd8170SKalle Valo CHAN5G(132, 0), CHAN5G(136, 0), 100bdcd8170SKalle Valo CHAN5G(140, 0), CHAN5G(149, 0), 101bdcd8170SKalle Valo CHAN5G(153, 0), CHAN5G(157, 0), 102bdcd8170SKalle Valo CHAN5G(161, 0), CHAN5G(165, 0), 103bdcd8170SKalle Valo CHAN5G(184, 0), CHAN5G(188, 0), 104bdcd8170SKalle Valo CHAN5G(192, 0), CHAN5G(196, 0), 105bdcd8170SKalle Valo CHAN5G(200, 0), CHAN5G(204, 0), 106bdcd8170SKalle Valo CHAN5G(208, 0), CHAN5G(212, 0), 107bdcd8170SKalle Valo CHAN5G(216, 0), 108bdcd8170SKalle Valo }; 109bdcd8170SKalle Valo 110bdcd8170SKalle Valo static struct ieee80211_supported_band ath6kl_band_2ghz = { 111bdcd8170SKalle Valo .n_channels = ARRAY_SIZE(ath6kl_2ghz_channels), 112bdcd8170SKalle Valo .channels = ath6kl_2ghz_channels, 113bdcd8170SKalle Valo .n_bitrates = ath6kl_g_rates_size, 114bdcd8170SKalle Valo .bitrates = ath6kl_g_rates, 115bdcd8170SKalle Valo }; 116bdcd8170SKalle Valo 117bdcd8170SKalle Valo static struct ieee80211_supported_band ath6kl_band_5ghz = { 118bdcd8170SKalle Valo .n_channels = ARRAY_SIZE(ath6kl_5ghz_a_channels), 119bdcd8170SKalle Valo .channels = ath6kl_5ghz_a_channels, 120bdcd8170SKalle Valo .n_bitrates = ath6kl_a_rates_size, 121bdcd8170SKalle Valo .bitrates = ath6kl_a_rates, 122bdcd8170SKalle Valo }; 123bdcd8170SKalle Valo 124837cb97eSJouni Malinen #define CCKM_KRK_CIPHER_SUITE 0x004096ff /* use for KRK */ 125837cb97eSJouni Malinen 126240d2799SVasanthakumar Thiagarajan static int ath6kl_set_wpa_version(struct ath6kl_vif *vif, 127bdcd8170SKalle Valo enum nl80211_wpa_versions wpa_version) 128bdcd8170SKalle Valo { 129bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: %u\n", __func__, wpa_version); 130bdcd8170SKalle Valo 131bdcd8170SKalle Valo if (!wpa_version) { 1323450334fSVasanthakumar Thiagarajan vif->auth_mode = NONE_AUTH; 133bdcd8170SKalle Valo } else if (wpa_version & NL80211_WPA_VERSION_2) { 1343450334fSVasanthakumar Thiagarajan vif->auth_mode = WPA2_AUTH; 135bdcd8170SKalle Valo } else if (wpa_version & NL80211_WPA_VERSION_1) { 1363450334fSVasanthakumar Thiagarajan vif->auth_mode = WPA_AUTH; 137bdcd8170SKalle Valo } else { 138bdcd8170SKalle Valo ath6kl_err("%s: %u not supported\n", __func__, wpa_version); 139bdcd8170SKalle Valo return -ENOTSUPP; 140bdcd8170SKalle Valo } 141bdcd8170SKalle Valo 142bdcd8170SKalle Valo return 0; 143bdcd8170SKalle Valo } 144bdcd8170SKalle Valo 145240d2799SVasanthakumar Thiagarajan static int ath6kl_set_auth_type(struct ath6kl_vif *vif, 146bdcd8170SKalle Valo enum nl80211_auth_type auth_type) 147bdcd8170SKalle Valo { 148bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: 0x%x\n", __func__, auth_type); 149bdcd8170SKalle Valo 150bdcd8170SKalle Valo switch (auth_type) { 151bdcd8170SKalle Valo case NL80211_AUTHTYPE_OPEN_SYSTEM: 1523450334fSVasanthakumar Thiagarajan vif->dot11_auth_mode = OPEN_AUTH; 153bdcd8170SKalle Valo break; 154bdcd8170SKalle Valo case NL80211_AUTHTYPE_SHARED_KEY: 1553450334fSVasanthakumar Thiagarajan vif->dot11_auth_mode = SHARED_AUTH; 156bdcd8170SKalle Valo break; 157bdcd8170SKalle Valo case NL80211_AUTHTYPE_NETWORK_EAP: 1583450334fSVasanthakumar Thiagarajan vif->dot11_auth_mode = LEAP_AUTH; 159bdcd8170SKalle Valo break; 160bdcd8170SKalle Valo 161bdcd8170SKalle Valo case NL80211_AUTHTYPE_AUTOMATIC: 1623450334fSVasanthakumar Thiagarajan vif->dot11_auth_mode = OPEN_AUTH | SHARED_AUTH; 163bdcd8170SKalle Valo break; 164bdcd8170SKalle Valo 165bdcd8170SKalle Valo default: 166bdcd8170SKalle Valo ath6kl_err("%s: 0x%x not spported\n", __func__, auth_type); 167bdcd8170SKalle Valo return -ENOTSUPP; 168bdcd8170SKalle Valo } 169bdcd8170SKalle Valo 170bdcd8170SKalle Valo return 0; 171bdcd8170SKalle Valo } 172bdcd8170SKalle Valo 173240d2799SVasanthakumar Thiagarajan static int ath6kl_set_cipher(struct ath6kl_vif *vif, u32 cipher, bool ucast) 174bdcd8170SKalle Valo { 1753450334fSVasanthakumar Thiagarajan u8 *ar_cipher = ucast ? &vif->prwise_crypto : &vif->grp_crypto; 1763450334fSVasanthakumar Thiagarajan u8 *ar_cipher_len = ucast ? &vif->prwise_crypto_len : 1773450334fSVasanthakumar Thiagarajan &vif->grp_crypto_len; 178bdcd8170SKalle Valo 179bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: cipher 0x%x, ucast %u\n", 180bdcd8170SKalle Valo __func__, cipher, ucast); 181bdcd8170SKalle Valo 182bdcd8170SKalle Valo switch (cipher) { 183bdcd8170SKalle Valo case 0: 184bdcd8170SKalle Valo /* our own hack to use value 0 as no crypto used */ 185bdcd8170SKalle Valo *ar_cipher = NONE_CRYPT; 186bdcd8170SKalle Valo *ar_cipher_len = 0; 187bdcd8170SKalle Valo break; 188bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_WEP40: 189bdcd8170SKalle Valo *ar_cipher = WEP_CRYPT; 190bdcd8170SKalle Valo *ar_cipher_len = 5; 191bdcd8170SKalle Valo break; 192bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_WEP104: 193bdcd8170SKalle Valo *ar_cipher = WEP_CRYPT; 194bdcd8170SKalle Valo *ar_cipher_len = 13; 195bdcd8170SKalle Valo break; 196bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_TKIP: 197bdcd8170SKalle Valo *ar_cipher = TKIP_CRYPT; 198bdcd8170SKalle Valo *ar_cipher_len = 0; 199bdcd8170SKalle Valo break; 200bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_CCMP: 201bdcd8170SKalle Valo *ar_cipher = AES_CRYPT; 202bdcd8170SKalle Valo *ar_cipher_len = 0; 203bdcd8170SKalle Valo break; 204bdcd8170SKalle Valo default: 205bdcd8170SKalle Valo ath6kl_err("cipher 0x%x not supported\n", cipher); 206bdcd8170SKalle Valo return -ENOTSUPP; 207bdcd8170SKalle Valo } 208bdcd8170SKalle Valo 209bdcd8170SKalle Valo return 0; 210bdcd8170SKalle Valo } 211bdcd8170SKalle Valo 212240d2799SVasanthakumar Thiagarajan static void ath6kl_set_key_mgmt(struct ath6kl_vif *vif, u32 key_mgmt) 213bdcd8170SKalle Valo { 214bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: 0x%x\n", __func__, key_mgmt); 215bdcd8170SKalle Valo 216bdcd8170SKalle Valo if (key_mgmt == WLAN_AKM_SUITE_PSK) { 2173450334fSVasanthakumar Thiagarajan if (vif->auth_mode == WPA_AUTH) 2183450334fSVasanthakumar Thiagarajan vif->auth_mode = WPA_PSK_AUTH; 2193450334fSVasanthakumar Thiagarajan else if (vif->auth_mode == WPA2_AUTH) 2203450334fSVasanthakumar Thiagarajan vif->auth_mode = WPA2_PSK_AUTH; 221837cb97eSJouni Malinen } else if (key_mgmt == 0x00409600) { 2223450334fSVasanthakumar Thiagarajan if (vif->auth_mode == WPA_AUTH) 2233450334fSVasanthakumar Thiagarajan vif->auth_mode = WPA_AUTH_CCKM; 2243450334fSVasanthakumar Thiagarajan else if (vif->auth_mode == WPA2_AUTH) 2253450334fSVasanthakumar Thiagarajan vif->auth_mode = WPA2_AUTH_CCKM; 226bdcd8170SKalle Valo } else if (key_mgmt != WLAN_AKM_SUITE_8021X) { 2273450334fSVasanthakumar Thiagarajan vif->auth_mode = NONE_AUTH; 228bdcd8170SKalle Valo } 229bdcd8170SKalle Valo } 230bdcd8170SKalle Valo 231990bd915SVasanthakumar Thiagarajan static bool ath6kl_cfg80211_ready(struct ath6kl_vif *vif) 232bdcd8170SKalle Valo { 233990bd915SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 23459c98449SVasanthakumar Thiagarajan 235bdcd8170SKalle Valo if (!test_bit(WMI_READY, &ar->flag)) { 236bdcd8170SKalle Valo ath6kl_err("wmi is not ready\n"); 237bdcd8170SKalle Valo return false; 238bdcd8170SKalle Valo } 239bdcd8170SKalle Valo 24059c98449SVasanthakumar Thiagarajan if (!test_bit(WLAN_ENABLED, &vif->flags)) { 241bdcd8170SKalle Valo ath6kl_err("wlan disabled\n"); 242bdcd8170SKalle Valo return false; 243bdcd8170SKalle Valo } 244bdcd8170SKalle Valo 245bdcd8170SKalle Valo return true; 246bdcd8170SKalle Valo } 247bdcd8170SKalle Valo 2486981ffdcSKevin Fang static bool ath6kl_is_wpa_ie(const u8 *pos) 2496981ffdcSKevin Fang { 2506981ffdcSKevin Fang return pos[0] == WLAN_EID_WPA && pos[1] >= 4 && 2516981ffdcSKevin Fang pos[2] == 0x00 && pos[3] == 0x50 && 2526981ffdcSKevin Fang pos[4] == 0xf2 && pos[5] == 0x01; 2536981ffdcSKevin Fang } 2546981ffdcSKevin Fang 2556981ffdcSKevin Fang static bool ath6kl_is_rsn_ie(const u8 *pos) 2566981ffdcSKevin Fang { 2576981ffdcSKevin Fang return pos[0] == WLAN_EID_RSN; 2586981ffdcSKevin Fang } 2596981ffdcSKevin Fang 260334234b5SVasanthakumar Thiagarajan static int ath6kl_set_assoc_req_ies(struct ath6kl_vif *vif, const u8 *ies, 2616981ffdcSKevin Fang size_t ies_len) 2626981ffdcSKevin Fang { 263334234b5SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 2646981ffdcSKevin Fang const u8 *pos; 2656981ffdcSKevin Fang u8 *buf = NULL; 2666981ffdcSKevin Fang size_t len = 0; 2676981ffdcSKevin Fang int ret; 2686981ffdcSKevin Fang 2696981ffdcSKevin Fang /* 2706981ffdcSKevin Fang * Filter out RSN/WPA IE(s) 2716981ffdcSKevin Fang */ 2726981ffdcSKevin Fang 2736981ffdcSKevin Fang if (ies && ies_len) { 2746981ffdcSKevin Fang buf = kmalloc(ies_len, GFP_KERNEL); 2756981ffdcSKevin Fang if (buf == NULL) 2766981ffdcSKevin Fang return -ENOMEM; 2776981ffdcSKevin Fang pos = ies; 2786981ffdcSKevin Fang 2796981ffdcSKevin Fang while (pos + 1 < ies + ies_len) { 2806981ffdcSKevin Fang if (pos + 2 + pos[1] > ies + ies_len) 2816981ffdcSKevin Fang break; 2826981ffdcSKevin Fang if (!(ath6kl_is_wpa_ie(pos) || ath6kl_is_rsn_ie(pos))) { 2836981ffdcSKevin Fang memcpy(buf + len, pos, 2 + pos[1]); 2846981ffdcSKevin Fang len += 2 + pos[1]; 2856981ffdcSKevin Fang } 2866981ffdcSKevin Fang pos += 2 + pos[1]; 2876981ffdcSKevin Fang } 2886981ffdcSKevin Fang } 2896981ffdcSKevin Fang 290334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, 291334234b5SVasanthakumar Thiagarajan WMI_FRAME_ASSOC_REQ, buf, len); 2926981ffdcSKevin Fang kfree(buf); 2936981ffdcSKevin Fang return ret; 2946981ffdcSKevin Fang } 2956981ffdcSKevin Fang 29655055976SVasanthakumar Thiagarajan static int ath6kl_nliftype_to_drv_iftype(enum nl80211_iftype type, u8 *nw_type) 29755055976SVasanthakumar Thiagarajan { 29855055976SVasanthakumar Thiagarajan switch (type) { 29955055976SVasanthakumar Thiagarajan case NL80211_IFTYPE_STATION: 30055055976SVasanthakumar Thiagarajan *nw_type = INFRA_NETWORK; 30155055976SVasanthakumar Thiagarajan break; 30255055976SVasanthakumar Thiagarajan case NL80211_IFTYPE_ADHOC: 30355055976SVasanthakumar Thiagarajan *nw_type = ADHOC_NETWORK; 30455055976SVasanthakumar Thiagarajan break; 30555055976SVasanthakumar Thiagarajan case NL80211_IFTYPE_AP: 30655055976SVasanthakumar Thiagarajan *nw_type = AP_NETWORK; 30755055976SVasanthakumar Thiagarajan break; 30855055976SVasanthakumar Thiagarajan case NL80211_IFTYPE_P2P_CLIENT: 30955055976SVasanthakumar Thiagarajan *nw_type = INFRA_NETWORK; 31055055976SVasanthakumar Thiagarajan break; 31155055976SVasanthakumar Thiagarajan case NL80211_IFTYPE_P2P_GO: 31255055976SVasanthakumar Thiagarajan *nw_type = AP_NETWORK; 31355055976SVasanthakumar Thiagarajan break; 31455055976SVasanthakumar Thiagarajan default: 31555055976SVasanthakumar Thiagarajan ath6kl_err("invalid interface type %u\n", type); 31655055976SVasanthakumar Thiagarajan return -ENOTSUPP; 31755055976SVasanthakumar Thiagarajan } 31855055976SVasanthakumar Thiagarajan 31955055976SVasanthakumar Thiagarajan return 0; 32055055976SVasanthakumar Thiagarajan } 32155055976SVasanthakumar Thiagarajan 32255055976SVasanthakumar Thiagarajan static bool ath6kl_is_valid_iftype(struct ath6kl *ar, enum nl80211_iftype type, 32355055976SVasanthakumar Thiagarajan u8 *if_idx, u8 *nw_type) 32455055976SVasanthakumar Thiagarajan { 32555055976SVasanthakumar Thiagarajan int i; 32655055976SVasanthakumar Thiagarajan 32755055976SVasanthakumar Thiagarajan if (ath6kl_nliftype_to_drv_iftype(type, nw_type)) 32855055976SVasanthakumar Thiagarajan return false; 32955055976SVasanthakumar Thiagarajan 33055055976SVasanthakumar Thiagarajan if (ar->ibss_if_active || ((type == NL80211_IFTYPE_ADHOC) && 33155055976SVasanthakumar Thiagarajan ar->num_vif)) 33255055976SVasanthakumar Thiagarajan return false; 33355055976SVasanthakumar Thiagarajan 33455055976SVasanthakumar Thiagarajan if (type == NL80211_IFTYPE_STATION || 33555055976SVasanthakumar Thiagarajan type == NL80211_IFTYPE_AP || type == NL80211_IFTYPE_ADHOC) { 33655055976SVasanthakumar Thiagarajan for (i = 0; i < MAX_NUM_VIF; i++) { 33755055976SVasanthakumar Thiagarajan if ((ar->avail_idx_map >> i) & BIT(0)) { 33855055976SVasanthakumar Thiagarajan *if_idx = i; 33955055976SVasanthakumar Thiagarajan return true; 34055055976SVasanthakumar Thiagarajan } 34155055976SVasanthakumar Thiagarajan } 34255055976SVasanthakumar Thiagarajan } 34355055976SVasanthakumar Thiagarajan 34455055976SVasanthakumar Thiagarajan return false; 34555055976SVasanthakumar Thiagarajan } 34655055976SVasanthakumar Thiagarajan 347bdcd8170SKalle Valo static int ath6kl_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, 348bdcd8170SKalle Valo struct cfg80211_connect_params *sme) 349bdcd8170SKalle Valo { 350bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(dev); 35159c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 352bdcd8170SKalle Valo int status; 353bdcd8170SKalle Valo 35414ee6f6bSVasanthakumar Thiagarajan vif->sme_state = SME_CONNECTING; 355bdcd8170SKalle Valo 356990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 357bdcd8170SKalle Valo return -EIO; 358bdcd8170SKalle Valo 359bdcd8170SKalle Valo if (test_bit(DESTROY_IN_PROGRESS, &ar->flag)) { 360bdcd8170SKalle Valo ath6kl_err("destroy in progress\n"); 361bdcd8170SKalle Valo return -EBUSY; 362bdcd8170SKalle Valo } 363bdcd8170SKalle Valo 364bdcd8170SKalle Valo if (test_bit(SKIP_SCAN, &ar->flag) && 365bdcd8170SKalle Valo ((sme->channel && sme->channel->center_freq == 0) || 366bdcd8170SKalle Valo (sme->bssid && is_zero_ether_addr(sme->bssid)))) { 367bdcd8170SKalle Valo ath6kl_err("SkipScan: channel or bssid invalid\n"); 368bdcd8170SKalle Valo return -EINVAL; 369bdcd8170SKalle Valo } 370bdcd8170SKalle Valo 371bdcd8170SKalle Valo if (down_interruptible(&ar->sem)) { 372bdcd8170SKalle Valo ath6kl_err("busy, couldn't get access\n"); 373bdcd8170SKalle Valo return -ERESTARTSYS; 374bdcd8170SKalle Valo } 375bdcd8170SKalle Valo 376bdcd8170SKalle Valo if (test_bit(DESTROY_IN_PROGRESS, &ar->flag)) { 377bdcd8170SKalle Valo ath6kl_err("busy, destroy in progress\n"); 378bdcd8170SKalle Valo up(&ar->sem); 379bdcd8170SKalle Valo return -EBUSY; 380bdcd8170SKalle Valo } 381bdcd8170SKalle Valo 382bdcd8170SKalle Valo if (ar->tx_pending[ath6kl_wmi_get_control_ep(ar->wmi)]) { 383bdcd8170SKalle Valo /* 384bdcd8170SKalle Valo * sleep until the command queue drains 385bdcd8170SKalle Valo */ 386bdcd8170SKalle Valo wait_event_interruptible_timeout(ar->event_wq, 387bdcd8170SKalle Valo ar->tx_pending[ath6kl_wmi_get_control_ep(ar->wmi)] == 0, 388bdcd8170SKalle Valo WMI_TIMEOUT); 389bdcd8170SKalle Valo if (signal_pending(current)) { 390bdcd8170SKalle Valo ath6kl_err("cmd queue drain timeout\n"); 391bdcd8170SKalle Valo up(&ar->sem); 392bdcd8170SKalle Valo return -EINTR; 393bdcd8170SKalle Valo } 394bdcd8170SKalle Valo } 395bdcd8170SKalle Valo 3966981ffdcSKevin Fang if (sme->ie && (sme->ie_len > 0)) { 397334234b5SVasanthakumar Thiagarajan status = ath6kl_set_assoc_req_ies(vif, sme->ie, sme->ie_len); 3986981ffdcSKevin Fang if (status) 3996981ffdcSKevin Fang return status; 4006981ffdcSKevin Fang } 4016981ffdcSKevin Fang 40259c98449SVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags) && 4033450334fSVasanthakumar Thiagarajan vif->ssid_len == sme->ssid_len && 4043450334fSVasanthakumar Thiagarajan !memcmp(vif->ssid, sme->ssid, vif->ssid_len)) { 405cf5333d7SVasanthakumar Thiagarajan vif->reconnect_flag = true; 406334234b5SVasanthakumar Thiagarajan status = ath6kl_wmi_reconnect_cmd(ar->wmi, vif->fw_vif_idx, 407334234b5SVasanthakumar Thiagarajan vif->req_bssid, 408f74bac54SVasanthakumar Thiagarajan vif->ch_hint); 409bdcd8170SKalle Valo 410bdcd8170SKalle Valo up(&ar->sem); 411bdcd8170SKalle Valo if (status) { 412bdcd8170SKalle Valo ath6kl_err("wmi_reconnect_cmd failed\n"); 413bdcd8170SKalle Valo return -EIO; 414bdcd8170SKalle Valo } 415bdcd8170SKalle Valo return 0; 4163450334fSVasanthakumar Thiagarajan } else if (vif->ssid_len == sme->ssid_len && 4173450334fSVasanthakumar Thiagarajan !memcmp(vif->ssid, sme->ssid, vif->ssid_len)) { 418240d2799SVasanthakumar Thiagarajan ath6kl_disconnect(vif); 419bdcd8170SKalle Valo } 420bdcd8170SKalle Valo 4213450334fSVasanthakumar Thiagarajan memset(vif->ssid, 0, sizeof(vif->ssid)); 4223450334fSVasanthakumar Thiagarajan vif->ssid_len = sme->ssid_len; 4233450334fSVasanthakumar Thiagarajan memcpy(vif->ssid, sme->ssid, sme->ssid_len); 424bdcd8170SKalle Valo 425bdcd8170SKalle Valo if (sme->channel) 426f74bac54SVasanthakumar Thiagarajan vif->ch_hint = sme->channel->center_freq; 427bdcd8170SKalle Valo 4288c8b65e3SVasanthakumar Thiagarajan memset(vif->req_bssid, 0, sizeof(vif->req_bssid)); 429bdcd8170SKalle Valo if (sme->bssid && !is_broadcast_ether_addr(sme->bssid)) 4308c8b65e3SVasanthakumar Thiagarajan memcpy(vif->req_bssid, sme->bssid, sizeof(vif->req_bssid)); 431bdcd8170SKalle Valo 432240d2799SVasanthakumar Thiagarajan ath6kl_set_wpa_version(vif, sme->crypto.wpa_versions); 433bdcd8170SKalle Valo 434240d2799SVasanthakumar Thiagarajan status = ath6kl_set_auth_type(vif, sme->auth_type); 435bdcd8170SKalle Valo if (status) { 436bdcd8170SKalle Valo up(&ar->sem); 437bdcd8170SKalle Valo return status; 438bdcd8170SKalle Valo } 439bdcd8170SKalle Valo 440bdcd8170SKalle Valo if (sme->crypto.n_ciphers_pairwise) 441240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, sme->crypto.ciphers_pairwise[0], true); 442bdcd8170SKalle Valo else 443240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, 0, true); 444bdcd8170SKalle Valo 445240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, sme->crypto.cipher_group, false); 446bdcd8170SKalle Valo 447bdcd8170SKalle Valo if (sme->crypto.n_akm_suites) 448240d2799SVasanthakumar Thiagarajan ath6kl_set_key_mgmt(vif, sme->crypto.akm_suites[0]); 449bdcd8170SKalle Valo 450bdcd8170SKalle Valo if ((sme->key_len) && 4513450334fSVasanthakumar Thiagarajan (vif->auth_mode == NONE_AUTH) && 4523450334fSVasanthakumar Thiagarajan (vif->prwise_crypto == WEP_CRYPT)) { 453bdcd8170SKalle Valo struct ath6kl_key *key = NULL; 454bdcd8170SKalle Valo 455bdcd8170SKalle Valo if (sme->key_idx < WMI_MIN_KEY_INDEX || 456bdcd8170SKalle Valo sme->key_idx > WMI_MAX_KEY_INDEX) { 457bdcd8170SKalle Valo ath6kl_err("key index %d out of bounds\n", 458bdcd8170SKalle Valo sme->key_idx); 459bdcd8170SKalle Valo up(&ar->sem); 460bdcd8170SKalle Valo return -ENOENT; 461bdcd8170SKalle Valo } 462bdcd8170SKalle Valo 4636f2a73f9SVasanthakumar Thiagarajan key = &vif->keys[sme->key_idx]; 464bdcd8170SKalle Valo key->key_len = sme->key_len; 465bdcd8170SKalle Valo memcpy(key->key, sme->key, key->key_len); 4663450334fSVasanthakumar Thiagarajan key->cipher = vif->prwise_crypto; 4673450334fSVasanthakumar Thiagarajan vif->def_txkey_index = sme->key_idx; 468bdcd8170SKalle Valo 469334234b5SVasanthakumar Thiagarajan ath6kl_wmi_addkey_cmd(ar->wmi, vif->fw_vif_idx, sme->key_idx, 4703450334fSVasanthakumar Thiagarajan vif->prwise_crypto, 471bdcd8170SKalle Valo GROUP_USAGE | TX_USAGE, 472bdcd8170SKalle Valo key->key_len, 473bdcd8170SKalle Valo NULL, 474bdcd8170SKalle Valo key->key, KEY_OP_INIT_VAL, NULL, 475bdcd8170SKalle Valo NO_SYNC_WMIFLAG); 476bdcd8170SKalle Valo } 477bdcd8170SKalle Valo 478bdcd8170SKalle Valo if (!ar->usr_bss_filter) { 47959c98449SVasanthakumar Thiagarajan clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags); 480240d2799SVasanthakumar Thiagarajan if (ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, 481240d2799SVasanthakumar Thiagarajan ALL_BSS_FILTER, 0) != 0) { 482bdcd8170SKalle Valo ath6kl_err("couldn't set bss filtering\n"); 483bdcd8170SKalle Valo up(&ar->sem); 484bdcd8170SKalle Valo return -EIO; 485bdcd8170SKalle Valo } 486bdcd8170SKalle Valo } 487bdcd8170SKalle Valo 488f5938f24SVasanthakumar Thiagarajan vif->nw_type = vif->next_mode; 489bdcd8170SKalle Valo 490bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 491bdcd8170SKalle Valo "%s: connect called with authmode %d dot11 auth %d" 492bdcd8170SKalle Valo " PW crypto %d PW crypto len %d GRP crypto %d" 493bdcd8170SKalle Valo " GRP crypto len %d channel hint %u\n", 494bdcd8170SKalle Valo __func__, 4953450334fSVasanthakumar Thiagarajan vif->auth_mode, vif->dot11_auth_mode, vif->prwise_crypto, 4963450334fSVasanthakumar Thiagarajan vif->prwise_crypto_len, vif->grp_crypto, 497f74bac54SVasanthakumar Thiagarajan vif->grp_crypto_len, vif->ch_hint); 498bdcd8170SKalle Valo 499cf5333d7SVasanthakumar Thiagarajan vif->reconnect_flag = 0; 500334234b5SVasanthakumar Thiagarajan status = ath6kl_wmi_connect_cmd(ar->wmi, vif->fw_vif_idx, vif->nw_type, 5013450334fSVasanthakumar Thiagarajan vif->dot11_auth_mode, vif->auth_mode, 5023450334fSVasanthakumar Thiagarajan vif->prwise_crypto, 5033450334fSVasanthakumar Thiagarajan vif->prwise_crypto_len, 5043450334fSVasanthakumar Thiagarajan vif->grp_crypto, vif->grp_crypto_len, 5053450334fSVasanthakumar Thiagarajan vif->ssid_len, vif->ssid, 506f74bac54SVasanthakumar Thiagarajan vif->req_bssid, vif->ch_hint, 507bdcd8170SKalle Valo ar->connect_ctrl_flags); 508bdcd8170SKalle Valo 509bdcd8170SKalle Valo up(&ar->sem); 510bdcd8170SKalle Valo 511bdcd8170SKalle Valo if (status == -EINVAL) { 5123450334fSVasanthakumar Thiagarajan memset(vif->ssid, 0, sizeof(vif->ssid)); 5133450334fSVasanthakumar Thiagarajan vif->ssid_len = 0; 514bdcd8170SKalle Valo ath6kl_err("invalid request\n"); 515bdcd8170SKalle Valo return -ENOENT; 516bdcd8170SKalle Valo } else if (status) { 517bdcd8170SKalle Valo ath6kl_err("ath6kl_wmi_connect_cmd failed\n"); 518bdcd8170SKalle Valo return -EIO; 519bdcd8170SKalle Valo } 520bdcd8170SKalle Valo 521bdcd8170SKalle Valo if ((!(ar->connect_ctrl_flags & CONNECT_DO_WPA_OFFLOAD)) && 5223450334fSVasanthakumar Thiagarajan ((vif->auth_mode == WPA_PSK_AUTH) 5233450334fSVasanthakumar Thiagarajan || (vif->auth_mode == WPA2_PSK_AUTH))) { 524de3ad713SVasanthakumar Thiagarajan mod_timer(&vif->disconnect_timer, 525bdcd8170SKalle Valo jiffies + msecs_to_jiffies(DISCON_TIMER_INTVAL)); 526bdcd8170SKalle Valo } 527bdcd8170SKalle Valo 528bdcd8170SKalle Valo ar->connect_ctrl_flags &= ~CONNECT_DO_WPA_OFFLOAD; 52959c98449SVasanthakumar Thiagarajan set_bit(CONNECT_PEND, &vif->flags); 530bdcd8170SKalle Valo 531bdcd8170SKalle Valo return 0; 532bdcd8170SKalle Valo } 533bdcd8170SKalle Valo 534240d2799SVasanthakumar Thiagarajan static int ath6kl_add_bss_if_needed(struct ath6kl_vif *vif, const u8 *bssid, 53501cac476SJouni Malinen struct ieee80211_channel *chan, 53601cac476SJouni Malinen const u8 *beacon_ie, size_t beacon_ie_len) 53701cac476SJouni Malinen { 538240d2799SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 53901cac476SJouni Malinen struct cfg80211_bss *bss; 54001cac476SJouni Malinen u8 *ie; 54101cac476SJouni Malinen 542be98e3a4SVasanthakumar Thiagarajan bss = cfg80211_get_bss(ar->wiphy, chan, bssid, 5433450334fSVasanthakumar Thiagarajan vif->ssid, vif->ssid_len, WLAN_CAPABILITY_ESS, 54401cac476SJouni Malinen WLAN_CAPABILITY_ESS); 54501cac476SJouni Malinen if (bss == NULL) { 54601cac476SJouni Malinen /* 54701cac476SJouni Malinen * Since cfg80211 may not yet know about the BSS, 54801cac476SJouni Malinen * generate a partial entry until the first BSS info 54901cac476SJouni Malinen * event becomes available. 55001cac476SJouni Malinen * 55101cac476SJouni Malinen * Prepend SSID element since it is not included in the Beacon 55201cac476SJouni Malinen * IEs from the target. 55301cac476SJouni Malinen */ 5543450334fSVasanthakumar Thiagarajan ie = kmalloc(2 + vif->ssid_len + beacon_ie_len, GFP_KERNEL); 55501cac476SJouni Malinen if (ie == NULL) 55601cac476SJouni Malinen return -ENOMEM; 55701cac476SJouni Malinen ie[0] = WLAN_EID_SSID; 5583450334fSVasanthakumar Thiagarajan ie[1] = vif->ssid_len; 5593450334fSVasanthakumar Thiagarajan memcpy(ie + 2, vif->ssid, vif->ssid_len); 5603450334fSVasanthakumar Thiagarajan memcpy(ie + 2 + vif->ssid_len, beacon_ie, beacon_ie_len); 561be98e3a4SVasanthakumar Thiagarajan bss = cfg80211_inform_bss(ar->wiphy, chan, 56201cac476SJouni Malinen bssid, 0, WLAN_CAPABILITY_ESS, 100, 5633450334fSVasanthakumar Thiagarajan ie, 2 + vif->ssid_len + beacon_ie_len, 56401cac476SJouni Malinen 0, GFP_KERNEL); 56501cac476SJouni Malinen if (bss) 56601cac476SJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "added dummy bss for " 56701cac476SJouni Malinen "%pM prior to indicating connect/roamed " 56801cac476SJouni Malinen "event\n", bssid); 56901cac476SJouni Malinen kfree(ie); 57001cac476SJouni Malinen } else 57101cac476SJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "cfg80211 already has a bss " 57201cac476SJouni Malinen "entry\n"); 57301cac476SJouni Malinen 57401cac476SJouni Malinen if (bss == NULL) 57501cac476SJouni Malinen return -ENOMEM; 57601cac476SJouni Malinen 57701cac476SJouni Malinen cfg80211_put_bss(bss); 57801cac476SJouni Malinen 57901cac476SJouni Malinen return 0; 58001cac476SJouni Malinen } 58101cac476SJouni Malinen 582240d2799SVasanthakumar Thiagarajan void ath6kl_cfg80211_connect_event(struct ath6kl_vif *vif, u16 channel, 583bdcd8170SKalle Valo u8 *bssid, u16 listen_intvl, 584bdcd8170SKalle Valo u16 beacon_intvl, 585bdcd8170SKalle Valo enum network_type nw_type, 586bdcd8170SKalle Valo u8 beacon_ie_len, u8 assoc_req_len, 587bdcd8170SKalle Valo u8 assoc_resp_len, u8 *assoc_info) 588bdcd8170SKalle Valo { 58901cac476SJouni Malinen struct ieee80211_channel *chan; 590240d2799SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 591bdcd8170SKalle Valo 592bdcd8170SKalle Valo /* capinfo + listen interval */ 593bdcd8170SKalle Valo u8 assoc_req_ie_offset = sizeof(u16) + sizeof(u16); 594bdcd8170SKalle Valo 595bdcd8170SKalle Valo /* capinfo + status code + associd */ 596bdcd8170SKalle Valo u8 assoc_resp_ie_offset = sizeof(u16) + sizeof(u16) + sizeof(u16); 597bdcd8170SKalle Valo 598bdcd8170SKalle Valo u8 *assoc_req_ie = assoc_info + beacon_ie_len + assoc_req_ie_offset; 599bdcd8170SKalle Valo u8 *assoc_resp_ie = assoc_info + beacon_ie_len + assoc_req_len + 600bdcd8170SKalle Valo assoc_resp_ie_offset; 601bdcd8170SKalle Valo 602bdcd8170SKalle Valo assoc_req_len -= assoc_req_ie_offset; 603bdcd8170SKalle Valo assoc_resp_len -= assoc_resp_ie_offset; 604bdcd8170SKalle Valo 60532c10874SJouni Malinen /* 60632c10874SJouni Malinen * Store Beacon interval here; DTIM period will be available only once 60732c10874SJouni Malinen * a Beacon frame from the AP is seen. 60832c10874SJouni Malinen */ 609cf5333d7SVasanthakumar Thiagarajan vif->assoc_bss_beacon_int = beacon_intvl; 61059c98449SVasanthakumar Thiagarajan clear_bit(DTIM_PERIOD_AVAIL, &vif->flags); 61132c10874SJouni Malinen 612bdcd8170SKalle Valo if (nw_type & ADHOC_NETWORK) { 613bdcd8170SKalle Valo if (ar->wdev->iftype != NL80211_IFTYPE_ADHOC) { 614bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 615bdcd8170SKalle Valo "%s: ath6k not in ibss mode\n", __func__); 616bdcd8170SKalle Valo return; 617bdcd8170SKalle Valo } 618bdcd8170SKalle Valo } 619bdcd8170SKalle Valo 620bdcd8170SKalle Valo if (nw_type & INFRA_NETWORK) { 6216b5e5d25SJouni Malinen if (ar->wdev->iftype != NL80211_IFTYPE_STATION && 6226b5e5d25SJouni Malinen ar->wdev->iftype != NL80211_IFTYPE_P2P_CLIENT) { 623bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 624bdcd8170SKalle Valo "%s: ath6k not in station mode\n", __func__); 625bdcd8170SKalle Valo return; 626bdcd8170SKalle Valo } 627bdcd8170SKalle Valo } 628bdcd8170SKalle Valo 629be98e3a4SVasanthakumar Thiagarajan chan = ieee80211_get_channel(ar->wiphy, (int) channel); 630bdcd8170SKalle Valo 631bdcd8170SKalle Valo 632bdcd8170SKalle Valo if (nw_type & ADHOC_NETWORK) { 633240d2799SVasanthakumar Thiagarajan cfg80211_ibss_joined(vif->ndev, bssid, GFP_KERNEL); 634bdcd8170SKalle Valo return; 635bdcd8170SKalle Valo } 636bdcd8170SKalle Valo 637240d2799SVasanthakumar Thiagarajan if (ath6kl_add_bss_if_needed(vif, bssid, chan, assoc_info, 63801cac476SJouni Malinen beacon_ie_len) < 0) { 63901cac476SJouni Malinen ath6kl_err("could not add cfg80211 bss entry for " 64001cac476SJouni Malinen "connect/roamed notification\n"); 64101cac476SJouni Malinen return; 64201cac476SJouni Malinen } 64301cac476SJouni Malinen 64414ee6f6bSVasanthakumar Thiagarajan if (vif->sme_state == SME_CONNECTING) { 645bdcd8170SKalle Valo /* inform connect result to cfg80211 */ 64614ee6f6bSVasanthakumar Thiagarajan vif->sme_state = SME_CONNECTED; 647240d2799SVasanthakumar Thiagarajan cfg80211_connect_result(vif->ndev, bssid, 648bdcd8170SKalle Valo assoc_req_ie, assoc_req_len, 649bdcd8170SKalle Valo assoc_resp_ie, assoc_resp_len, 650bdcd8170SKalle Valo WLAN_STATUS_SUCCESS, GFP_KERNEL); 65114ee6f6bSVasanthakumar Thiagarajan } else if (vif->sme_state == SME_CONNECTED) { 652bdcd8170SKalle Valo /* inform roam event to cfg80211 */ 653240d2799SVasanthakumar Thiagarajan cfg80211_roamed(vif->ndev, chan, bssid, 654bdcd8170SKalle Valo assoc_req_ie, assoc_req_len, 655bdcd8170SKalle Valo assoc_resp_ie, assoc_resp_len, GFP_KERNEL); 656bdcd8170SKalle Valo } 657bdcd8170SKalle Valo } 658bdcd8170SKalle Valo 659bdcd8170SKalle Valo static int ath6kl_cfg80211_disconnect(struct wiphy *wiphy, 660bdcd8170SKalle Valo struct net_device *dev, u16 reason_code) 661bdcd8170SKalle Valo { 662bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(dev); 6633450334fSVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 664bdcd8170SKalle Valo 665bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: reason=%u\n", __func__, 666bdcd8170SKalle Valo reason_code); 667bdcd8170SKalle Valo 668990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 669bdcd8170SKalle Valo return -EIO; 670bdcd8170SKalle Valo 671bdcd8170SKalle Valo if (test_bit(DESTROY_IN_PROGRESS, &ar->flag)) { 672bdcd8170SKalle Valo ath6kl_err("busy, destroy in progress\n"); 673bdcd8170SKalle Valo return -EBUSY; 674bdcd8170SKalle Valo } 675bdcd8170SKalle Valo 676bdcd8170SKalle Valo if (down_interruptible(&ar->sem)) { 677bdcd8170SKalle Valo ath6kl_err("busy, couldn't get access\n"); 678bdcd8170SKalle Valo return -ERESTARTSYS; 679bdcd8170SKalle Valo } 680bdcd8170SKalle Valo 681cf5333d7SVasanthakumar Thiagarajan vif->reconnect_flag = 0; 682240d2799SVasanthakumar Thiagarajan ath6kl_disconnect(vif); 6833450334fSVasanthakumar Thiagarajan memset(vif->ssid, 0, sizeof(vif->ssid)); 6843450334fSVasanthakumar Thiagarajan vif->ssid_len = 0; 685bdcd8170SKalle Valo 686bdcd8170SKalle Valo if (!test_bit(SKIP_SCAN, &ar->flag)) 6878c8b65e3SVasanthakumar Thiagarajan memset(vif->req_bssid, 0, sizeof(vif->req_bssid)); 688bdcd8170SKalle Valo 689bdcd8170SKalle Valo up(&ar->sem); 690bdcd8170SKalle Valo 69114ee6f6bSVasanthakumar Thiagarajan vif->sme_state = SME_DISCONNECTED; 692170826ddSVasanthakumar Thiagarajan 693bdcd8170SKalle Valo return 0; 694bdcd8170SKalle Valo } 695bdcd8170SKalle Valo 696240d2799SVasanthakumar Thiagarajan void ath6kl_cfg80211_disconnect_event(struct ath6kl_vif *vif, u8 reason, 697bdcd8170SKalle Valo u8 *bssid, u8 assoc_resp_len, 698bdcd8170SKalle Valo u8 *assoc_info, u16 proto_reason) 699bdcd8170SKalle Valo { 700240d2799SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 70159c98449SVasanthakumar Thiagarajan 70214ee6f6bSVasanthakumar Thiagarajan if (vif->scan_req) { 70314ee6f6bSVasanthakumar Thiagarajan cfg80211_scan_done(vif->scan_req, true); 70414ee6f6bSVasanthakumar Thiagarajan vif->scan_req = NULL; 705bdcd8170SKalle Valo } 706bdcd8170SKalle Valo 707f5938f24SVasanthakumar Thiagarajan if (vif->nw_type & ADHOC_NETWORK) { 708bdcd8170SKalle Valo if (ar->wdev->iftype != NL80211_IFTYPE_ADHOC) { 709bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 710bdcd8170SKalle Valo "%s: ath6k not in ibss mode\n", __func__); 711bdcd8170SKalle Valo return; 712bdcd8170SKalle Valo } 713bdcd8170SKalle Valo memset(bssid, 0, ETH_ALEN); 714240d2799SVasanthakumar Thiagarajan cfg80211_ibss_joined(vif->ndev, bssid, GFP_KERNEL); 715bdcd8170SKalle Valo return; 716bdcd8170SKalle Valo } 717bdcd8170SKalle Valo 718f5938f24SVasanthakumar Thiagarajan if (vif->nw_type & INFRA_NETWORK) { 7196b5e5d25SJouni Malinen if (ar->wdev->iftype != NL80211_IFTYPE_STATION && 7206b5e5d25SJouni Malinen ar->wdev->iftype != NL80211_IFTYPE_P2P_CLIENT) { 721bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 722bdcd8170SKalle Valo "%s: ath6k not in station mode\n", __func__); 723bdcd8170SKalle Valo return; 724bdcd8170SKalle Valo } 725bdcd8170SKalle Valo } 726bdcd8170SKalle Valo 7271de547d6SVasanthakumar Thiagarajan /* 7281de547d6SVasanthakumar Thiagarajan * Send a disconnect command to target when a disconnect event is 7291de547d6SVasanthakumar Thiagarajan * received with reason code other than 3 (DISCONNECT_CMD - disconnect 7301de547d6SVasanthakumar Thiagarajan * request from host) to make the firmware stop trying to connect even 7311de547d6SVasanthakumar Thiagarajan * after giving disconnect event. There will be one more disconnect 7321de547d6SVasanthakumar Thiagarajan * event for this disconnect command with reason code DISCONNECT_CMD 7331de547d6SVasanthakumar Thiagarajan * which will be notified to cfg80211. 7341de547d6SVasanthakumar Thiagarajan */ 735bdcd8170SKalle Valo 7361de547d6SVasanthakumar Thiagarajan if (reason != DISCONNECT_CMD) { 737334234b5SVasanthakumar Thiagarajan ath6kl_wmi_disconnect_cmd(ar->wmi, vif->fw_vif_idx); 738bdcd8170SKalle Valo return; 739bdcd8170SKalle Valo } 740bdcd8170SKalle Valo 74159c98449SVasanthakumar Thiagarajan clear_bit(CONNECT_PEND, &vif->flags); 742bdcd8170SKalle Valo 74314ee6f6bSVasanthakumar Thiagarajan if (vif->sme_state == SME_CONNECTING) { 744240d2799SVasanthakumar Thiagarajan cfg80211_connect_result(vif->ndev, 745bdcd8170SKalle Valo bssid, NULL, 0, 746bdcd8170SKalle Valo NULL, 0, 747bdcd8170SKalle Valo WLAN_STATUS_UNSPECIFIED_FAILURE, 748bdcd8170SKalle Valo GFP_KERNEL); 74914ee6f6bSVasanthakumar Thiagarajan } else if (vif->sme_state == SME_CONNECTED) { 750240d2799SVasanthakumar Thiagarajan cfg80211_disconnected(vif->ndev, reason, 751bdcd8170SKalle Valo NULL, 0, GFP_KERNEL); 752bdcd8170SKalle Valo } 753bdcd8170SKalle Valo 75414ee6f6bSVasanthakumar Thiagarajan vif->sme_state = SME_DISCONNECTED; 755bdcd8170SKalle Valo } 756bdcd8170SKalle Valo 757bdcd8170SKalle Valo static int ath6kl_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev, 758bdcd8170SKalle Valo struct cfg80211_scan_request *request) 759bdcd8170SKalle Valo { 760bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(ndev); 76159c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 7621276c9efSEdward Lu s8 n_channels = 0; 7631276c9efSEdward Lu u16 *channels = NULL; 764bdcd8170SKalle Valo int ret = 0; 765f1f92179SVasanthakumar Thiagarajan u32 force_fg_scan = 0; 766bdcd8170SKalle Valo 767990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 768bdcd8170SKalle Valo return -EIO; 769bdcd8170SKalle Valo 770bdcd8170SKalle Valo if (!ar->usr_bss_filter) { 77159c98449SVasanthakumar Thiagarajan clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags); 7721b1e6ee3SJouni Malinen ret = ath6kl_wmi_bssfilter_cmd( 773240d2799SVasanthakumar Thiagarajan ar->wmi, vif->fw_vif_idx, 77459c98449SVasanthakumar Thiagarajan (test_bit(CONNECTED, &vif->flags) ? 7751b1e6ee3SJouni Malinen ALL_BUT_BSS_FILTER : ALL_BSS_FILTER), 0); 7761b1e6ee3SJouni Malinen if (ret) { 777bdcd8170SKalle Valo ath6kl_err("couldn't set bss filtering\n"); 7781b1e6ee3SJouni Malinen return ret; 779bdcd8170SKalle Valo } 780bdcd8170SKalle Valo } 781bdcd8170SKalle Valo 782bdcd8170SKalle Valo if (request->n_ssids && request->ssids[0].ssid_len) { 783bdcd8170SKalle Valo u8 i; 784bdcd8170SKalle Valo 785bdcd8170SKalle Valo if (request->n_ssids > (MAX_PROBED_SSID_INDEX - 1)) 786bdcd8170SKalle Valo request->n_ssids = MAX_PROBED_SSID_INDEX - 1; 787bdcd8170SKalle Valo 788bdcd8170SKalle Valo for (i = 0; i < request->n_ssids; i++) 789334234b5SVasanthakumar Thiagarajan ath6kl_wmi_probedssid_cmd(ar->wmi, vif->fw_vif_idx, 790334234b5SVasanthakumar Thiagarajan i + 1, SPECIFIC_SSID_FLAG, 791bdcd8170SKalle Valo request->ssids[i].ssid_len, 792bdcd8170SKalle Valo request->ssids[i].ssid); 793bdcd8170SKalle Valo } 794bdcd8170SKalle Valo 795b84da8c7SJouni Malinen if (request->ie) { 796334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, 797334234b5SVasanthakumar Thiagarajan WMI_FRAME_PROBE_REQ, 798b84da8c7SJouni Malinen request->ie, request->ie_len); 799b84da8c7SJouni Malinen if (ret) { 800b84da8c7SJouni Malinen ath6kl_err("failed to set Probe Request appie for " 801b84da8c7SJouni Malinen "scan"); 802b84da8c7SJouni Malinen return ret; 803b84da8c7SJouni Malinen } 804b84da8c7SJouni Malinen } 805b84da8c7SJouni Malinen 80611869befSJouni Malinen /* 80711869befSJouni Malinen * Scan only the requested channels if the request specifies a set of 80811869befSJouni Malinen * channels. If the list is longer than the target supports, do not 80911869befSJouni Malinen * configure the list and instead, scan all available channels. 81011869befSJouni Malinen */ 81111869befSJouni Malinen if (request->n_channels > 0 && 81211869befSJouni Malinen request->n_channels <= WMI_MAX_CHANNELS) { 8131276c9efSEdward Lu u8 i; 8141276c9efSEdward Lu 81511869befSJouni Malinen n_channels = request->n_channels; 8161276c9efSEdward Lu 8171276c9efSEdward Lu channels = kzalloc(n_channels * sizeof(u16), GFP_KERNEL); 8181276c9efSEdward Lu if (channels == NULL) { 8191276c9efSEdward Lu ath6kl_warn("failed to set scan channels, " 8201276c9efSEdward Lu "scan all channels"); 8211276c9efSEdward Lu n_channels = 0; 8221276c9efSEdward Lu } 8231276c9efSEdward Lu 8241276c9efSEdward Lu for (i = 0; i < n_channels; i++) 8251276c9efSEdward Lu channels[i] = request->channels[i]->center_freq; 8261276c9efSEdward Lu } 8271276c9efSEdward Lu 82859c98449SVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags)) 829f1f92179SVasanthakumar Thiagarajan force_fg_scan = 1; 830f1f92179SVasanthakumar Thiagarajan 831334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_startscan_cmd(ar->wmi, vif->fw_vif_idx, WMI_LONG_SCAN, 832334234b5SVasanthakumar Thiagarajan force_fg_scan, false, 0, 0, n_channels, 833334234b5SVasanthakumar Thiagarajan channels); 8341b1e6ee3SJouni Malinen if (ret) 835bdcd8170SKalle Valo ath6kl_err("wmi_startscan_cmd failed\n"); 83611869befSJouni Malinen else 83714ee6f6bSVasanthakumar Thiagarajan vif->scan_req = request; 838bdcd8170SKalle Valo 8391276c9efSEdward Lu kfree(channels); 8401276c9efSEdward Lu 841bdcd8170SKalle Valo return ret; 842bdcd8170SKalle Valo } 843bdcd8170SKalle Valo 844240d2799SVasanthakumar Thiagarajan void ath6kl_cfg80211_scan_complete_event(struct ath6kl_vif *vif, int status) 845bdcd8170SKalle Valo { 846240d2799SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 8476fd1eaceSKalle Valo int i; 848bdcd8170SKalle Valo 849bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: status %d\n", __func__, status); 850bdcd8170SKalle Valo 85114ee6f6bSVasanthakumar Thiagarajan if (!vif->scan_req) 8526fd1eaceSKalle Valo return; 8536fd1eaceSKalle Valo 8546fd1eaceSKalle Valo if ((status == -ECANCELED) || (status == -EBUSY)) { 85514ee6f6bSVasanthakumar Thiagarajan cfg80211_scan_done(vif->scan_req, true); 8566fd1eaceSKalle Valo goto out; 8576fd1eaceSKalle Valo } 8586fd1eaceSKalle Valo 85914ee6f6bSVasanthakumar Thiagarajan cfg80211_scan_done(vif->scan_req, false); 860bdcd8170SKalle Valo 86114ee6f6bSVasanthakumar Thiagarajan if (vif->scan_req->n_ssids && vif->scan_req->ssids[0].ssid_len) { 86214ee6f6bSVasanthakumar Thiagarajan for (i = 0; i < vif->scan_req->n_ssids; i++) { 863334234b5SVasanthakumar Thiagarajan ath6kl_wmi_probedssid_cmd(ar->wmi, vif->fw_vif_idx, 864334234b5SVasanthakumar Thiagarajan i + 1, DISABLE_SSID_FLAG, 865bdcd8170SKalle Valo 0, NULL); 866bdcd8170SKalle Valo } 867bdcd8170SKalle Valo } 8686fd1eaceSKalle Valo 8696fd1eaceSKalle Valo out: 87014ee6f6bSVasanthakumar Thiagarajan vif->scan_req = NULL; 871bdcd8170SKalle Valo } 872bdcd8170SKalle Valo 873bdcd8170SKalle Valo static int ath6kl_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev, 874bdcd8170SKalle Valo u8 key_index, bool pairwise, 875bdcd8170SKalle Valo const u8 *mac_addr, 876bdcd8170SKalle Valo struct key_params *params) 877bdcd8170SKalle Valo { 878bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(ndev); 87959c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 880bdcd8170SKalle Valo struct ath6kl_key *key = NULL; 881bdcd8170SKalle Valo u8 key_usage; 882bdcd8170SKalle Valo u8 key_type; 883bdcd8170SKalle Valo int status = 0; 884bdcd8170SKalle Valo 885990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 886bdcd8170SKalle Valo return -EIO; 887bdcd8170SKalle Valo 888837cb97eSJouni Malinen if (params->cipher == CCKM_KRK_CIPHER_SUITE) { 889837cb97eSJouni Malinen if (params->key_len != WMI_KRK_LEN) 890837cb97eSJouni Malinen return -EINVAL; 891240d2799SVasanthakumar Thiagarajan return ath6kl_wmi_add_krk_cmd(ar->wmi, vif->fw_vif_idx, 892240d2799SVasanthakumar Thiagarajan params->key); 893837cb97eSJouni Malinen } 894837cb97eSJouni Malinen 895bdcd8170SKalle Valo if (key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) { 896bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 897bdcd8170SKalle Valo "%s: key index %d out of bounds\n", __func__, 898bdcd8170SKalle Valo key_index); 899bdcd8170SKalle Valo return -ENOENT; 900bdcd8170SKalle Valo } 901bdcd8170SKalle Valo 9026f2a73f9SVasanthakumar Thiagarajan key = &vif->keys[key_index]; 903bdcd8170SKalle Valo memset(key, 0, sizeof(struct ath6kl_key)); 904bdcd8170SKalle Valo 905bdcd8170SKalle Valo if (pairwise) 906bdcd8170SKalle Valo key_usage = PAIRWISE_USAGE; 907bdcd8170SKalle Valo else 908bdcd8170SKalle Valo key_usage = GROUP_USAGE; 909bdcd8170SKalle Valo 910bdcd8170SKalle Valo if (params) { 911bdcd8170SKalle Valo if (params->key_len > WLAN_MAX_KEY_LEN || 912bdcd8170SKalle Valo params->seq_len > sizeof(key->seq)) 913bdcd8170SKalle Valo return -EINVAL; 914bdcd8170SKalle Valo 915bdcd8170SKalle Valo key->key_len = params->key_len; 916bdcd8170SKalle Valo memcpy(key->key, params->key, key->key_len); 917bdcd8170SKalle Valo key->seq_len = params->seq_len; 918bdcd8170SKalle Valo memcpy(key->seq, params->seq, key->seq_len); 919bdcd8170SKalle Valo key->cipher = params->cipher; 920bdcd8170SKalle Valo } 921bdcd8170SKalle Valo 922bdcd8170SKalle Valo switch (key->cipher) { 923bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_WEP40: 924bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_WEP104: 925bdcd8170SKalle Valo key_type = WEP_CRYPT; 926bdcd8170SKalle Valo break; 927bdcd8170SKalle Valo 928bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_TKIP: 929bdcd8170SKalle Valo key_type = TKIP_CRYPT; 930bdcd8170SKalle Valo break; 931bdcd8170SKalle Valo 932bdcd8170SKalle Valo case WLAN_CIPHER_SUITE_CCMP: 933bdcd8170SKalle Valo key_type = AES_CRYPT; 934bdcd8170SKalle Valo break; 935bdcd8170SKalle Valo 936bdcd8170SKalle Valo default: 937bdcd8170SKalle Valo return -ENOTSUPP; 938bdcd8170SKalle Valo } 939bdcd8170SKalle Valo 9403450334fSVasanthakumar Thiagarajan if (((vif->auth_mode == WPA_PSK_AUTH) 9413450334fSVasanthakumar Thiagarajan || (vif->auth_mode == WPA2_PSK_AUTH)) 942bdcd8170SKalle Valo && (key_usage & GROUP_USAGE)) 943de3ad713SVasanthakumar Thiagarajan del_timer(&vif->disconnect_timer); 944bdcd8170SKalle Valo 945bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 946bdcd8170SKalle Valo "%s: index %d, key_len %d, key_type 0x%x, key_usage 0x%x, seq_len %d\n", 947bdcd8170SKalle Valo __func__, key_index, key->key_len, key_type, 948bdcd8170SKalle Valo key_usage, key->seq_len); 949bdcd8170SKalle Valo 9503450334fSVasanthakumar Thiagarajan vif->def_txkey_index = key_index; 9519a5b1318SJouni Malinen 952f5938f24SVasanthakumar Thiagarajan if (vif->nw_type == AP_NETWORK && !pairwise && 9539a5b1318SJouni Malinen (key_type == TKIP_CRYPT || key_type == AES_CRYPT) && params) { 9549a5b1318SJouni Malinen ar->ap_mode_bkey.valid = true; 9559a5b1318SJouni Malinen ar->ap_mode_bkey.key_index = key_index; 9569a5b1318SJouni Malinen ar->ap_mode_bkey.key_type = key_type; 9579a5b1318SJouni Malinen ar->ap_mode_bkey.key_len = key->key_len; 9589a5b1318SJouni Malinen memcpy(ar->ap_mode_bkey.key, key->key, key->key_len); 95959c98449SVasanthakumar Thiagarajan if (!test_bit(CONNECTED, &vif->flags)) { 9609a5b1318SJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "Delay initial group " 9619a5b1318SJouni Malinen "key configuration until AP mode has been " 9629a5b1318SJouni Malinen "started\n"); 9639a5b1318SJouni Malinen /* 9649a5b1318SJouni Malinen * The key will be set in ath6kl_connect_ap_mode() once 9659a5b1318SJouni Malinen * the connected event is received from the target. 9669a5b1318SJouni Malinen */ 9679a5b1318SJouni Malinen return 0; 9689a5b1318SJouni Malinen } 9699a5b1318SJouni Malinen } 9709a5b1318SJouni Malinen 971f5938f24SVasanthakumar Thiagarajan if (vif->next_mode == AP_NETWORK && key_type == WEP_CRYPT && 97259c98449SVasanthakumar Thiagarajan !test_bit(CONNECTED, &vif->flags)) { 973151411e8SJouni Malinen /* 974151411e8SJouni Malinen * Store the key locally so that it can be re-configured after 975151411e8SJouni Malinen * the AP mode has properly started 976151411e8SJouni Malinen * (ath6kl_install_statioc_wep_keys). 977151411e8SJouni Malinen */ 978151411e8SJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "Delay WEP key configuration " 979151411e8SJouni Malinen "until AP mode has been started\n"); 9806f2a73f9SVasanthakumar Thiagarajan vif->wep_key_list[key_index].key_len = key->key_len; 9816f2a73f9SVasanthakumar Thiagarajan memcpy(vif->wep_key_list[key_index].key, key->key, 9826f2a73f9SVasanthakumar Thiagarajan key->key_len); 983151411e8SJouni Malinen return 0; 984151411e8SJouni Malinen } 985151411e8SJouni Malinen 986334234b5SVasanthakumar Thiagarajan status = ath6kl_wmi_addkey_cmd(ar->wmi, vif->fw_vif_idx, 987334234b5SVasanthakumar Thiagarajan vif->def_txkey_index, 988bdcd8170SKalle Valo key_type, key_usage, key->key_len, 989bdcd8170SKalle Valo key->seq, key->key, KEY_OP_INIT_VAL, 990bdcd8170SKalle Valo (u8 *) mac_addr, SYNC_BOTH_WMIFLAG); 991bdcd8170SKalle Valo 992bdcd8170SKalle Valo if (status) 993bdcd8170SKalle Valo return -EIO; 994bdcd8170SKalle Valo 995bdcd8170SKalle Valo return 0; 996bdcd8170SKalle Valo } 997bdcd8170SKalle Valo 998bdcd8170SKalle Valo static int ath6kl_cfg80211_del_key(struct wiphy *wiphy, struct net_device *ndev, 999bdcd8170SKalle Valo u8 key_index, bool pairwise, 1000bdcd8170SKalle Valo const u8 *mac_addr) 1001bdcd8170SKalle Valo { 1002bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(ndev); 10036f2a73f9SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 1004bdcd8170SKalle Valo 1005bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: index %d\n", __func__, key_index); 1006bdcd8170SKalle Valo 1007990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1008bdcd8170SKalle Valo return -EIO; 1009bdcd8170SKalle Valo 1010bdcd8170SKalle Valo if (key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) { 1011bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1012bdcd8170SKalle Valo "%s: key index %d out of bounds\n", __func__, 1013bdcd8170SKalle Valo key_index); 1014bdcd8170SKalle Valo return -ENOENT; 1015bdcd8170SKalle Valo } 1016bdcd8170SKalle Valo 10176f2a73f9SVasanthakumar Thiagarajan if (!vif->keys[key_index].key_len) { 1018bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1019bdcd8170SKalle Valo "%s: index %d is empty\n", __func__, key_index); 1020bdcd8170SKalle Valo return 0; 1021bdcd8170SKalle Valo } 1022bdcd8170SKalle Valo 10236f2a73f9SVasanthakumar Thiagarajan vif->keys[key_index].key_len = 0; 1024bdcd8170SKalle Valo 1025334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_deletekey_cmd(ar->wmi, vif->fw_vif_idx, key_index); 1026bdcd8170SKalle Valo } 1027bdcd8170SKalle Valo 1028bdcd8170SKalle Valo static int ath6kl_cfg80211_get_key(struct wiphy *wiphy, struct net_device *ndev, 1029bdcd8170SKalle Valo u8 key_index, bool pairwise, 1030bdcd8170SKalle Valo const u8 *mac_addr, void *cookie, 1031bdcd8170SKalle Valo void (*callback) (void *cookie, 1032bdcd8170SKalle Valo struct key_params *)) 1033bdcd8170SKalle Valo { 10346f2a73f9SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 1035bdcd8170SKalle Valo struct ath6kl_key *key = NULL; 1036bdcd8170SKalle Valo struct key_params params; 1037bdcd8170SKalle Valo 1038bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: index %d\n", __func__, key_index); 1039bdcd8170SKalle Valo 1040990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1041bdcd8170SKalle Valo return -EIO; 1042bdcd8170SKalle Valo 1043bdcd8170SKalle Valo if (key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) { 1044bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1045bdcd8170SKalle Valo "%s: key index %d out of bounds\n", __func__, 1046bdcd8170SKalle Valo key_index); 1047bdcd8170SKalle Valo return -ENOENT; 1048bdcd8170SKalle Valo } 1049bdcd8170SKalle Valo 10506f2a73f9SVasanthakumar Thiagarajan key = &vif->keys[key_index]; 1051bdcd8170SKalle Valo memset(¶ms, 0, sizeof(params)); 1052bdcd8170SKalle Valo params.cipher = key->cipher; 1053bdcd8170SKalle Valo params.key_len = key->key_len; 1054bdcd8170SKalle Valo params.seq_len = key->seq_len; 1055bdcd8170SKalle Valo params.seq = key->seq; 1056bdcd8170SKalle Valo params.key = key->key; 1057bdcd8170SKalle Valo 1058bdcd8170SKalle Valo callback(cookie, ¶ms); 1059bdcd8170SKalle Valo 1060bdcd8170SKalle Valo return key->key_len ? 0 : -ENOENT; 1061bdcd8170SKalle Valo } 1062bdcd8170SKalle Valo 1063bdcd8170SKalle Valo static int ath6kl_cfg80211_set_default_key(struct wiphy *wiphy, 1064bdcd8170SKalle Valo struct net_device *ndev, 1065bdcd8170SKalle Valo u8 key_index, bool unicast, 1066bdcd8170SKalle Valo bool multicast) 1067bdcd8170SKalle Valo { 1068bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)ath6kl_priv(ndev); 106959c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 1070bdcd8170SKalle Valo struct ath6kl_key *key = NULL; 1071bdcd8170SKalle Valo int status = 0; 1072bdcd8170SKalle Valo u8 key_usage; 1073229ed6b5SEdward Lu enum crypto_type key_type = NONE_CRYPT; 1074bdcd8170SKalle Valo 1075bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: index %d\n", __func__, key_index); 1076bdcd8170SKalle Valo 1077990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1078bdcd8170SKalle Valo return -EIO; 1079bdcd8170SKalle Valo 1080bdcd8170SKalle Valo if (key_index < WMI_MIN_KEY_INDEX || key_index > WMI_MAX_KEY_INDEX) { 1081bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1082bdcd8170SKalle Valo "%s: key index %d out of bounds\n", 1083bdcd8170SKalle Valo __func__, key_index); 1084bdcd8170SKalle Valo return -ENOENT; 1085bdcd8170SKalle Valo } 1086bdcd8170SKalle Valo 10876f2a73f9SVasanthakumar Thiagarajan if (!vif->keys[key_index].key_len) { 1088bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: invalid key index %d\n", 1089bdcd8170SKalle Valo __func__, key_index); 1090bdcd8170SKalle Valo return -EINVAL; 1091bdcd8170SKalle Valo } 1092bdcd8170SKalle Valo 10933450334fSVasanthakumar Thiagarajan vif->def_txkey_index = key_index; 10946f2a73f9SVasanthakumar Thiagarajan key = &vif->keys[vif->def_txkey_index]; 1095bdcd8170SKalle Valo key_usage = GROUP_USAGE; 10963450334fSVasanthakumar Thiagarajan if (vif->prwise_crypto == WEP_CRYPT) 1097bdcd8170SKalle Valo key_usage |= TX_USAGE; 1098229ed6b5SEdward Lu if (unicast) 10993450334fSVasanthakumar Thiagarajan key_type = vif->prwise_crypto; 1100229ed6b5SEdward Lu if (multicast) 11013450334fSVasanthakumar Thiagarajan key_type = vif->grp_crypto; 1102bdcd8170SKalle Valo 1103f5938f24SVasanthakumar Thiagarajan if (vif->next_mode == AP_NETWORK && !test_bit(CONNECTED, &vif->flags)) 11049a5b1318SJouni Malinen return 0; /* Delay until AP mode has been started */ 11059a5b1318SJouni Malinen 1106334234b5SVasanthakumar Thiagarajan status = ath6kl_wmi_addkey_cmd(ar->wmi, vif->fw_vif_idx, 1107334234b5SVasanthakumar Thiagarajan vif->def_txkey_index, 1108229ed6b5SEdward Lu key_type, key_usage, 1109bdcd8170SKalle Valo key->key_len, key->seq, key->key, 1110bdcd8170SKalle Valo KEY_OP_INIT_VAL, NULL, 1111bdcd8170SKalle Valo SYNC_BOTH_WMIFLAG); 1112bdcd8170SKalle Valo if (status) 1113bdcd8170SKalle Valo return -EIO; 1114bdcd8170SKalle Valo 1115bdcd8170SKalle Valo return 0; 1116bdcd8170SKalle Valo } 1117bdcd8170SKalle Valo 1118240d2799SVasanthakumar Thiagarajan void ath6kl_cfg80211_tkip_micerr_event(struct ath6kl_vif *vif, u8 keyid, 1119bdcd8170SKalle Valo bool ismcast) 1120bdcd8170SKalle Valo { 1121bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1122bdcd8170SKalle Valo "%s: keyid %d, ismcast %d\n", __func__, keyid, ismcast); 1123bdcd8170SKalle Valo 1124240d2799SVasanthakumar Thiagarajan cfg80211_michael_mic_failure(vif->ndev, vif->bssid, 1125bdcd8170SKalle Valo (ismcast ? NL80211_KEYTYPE_GROUP : 1126bdcd8170SKalle Valo NL80211_KEYTYPE_PAIRWISE), keyid, NULL, 1127bdcd8170SKalle Valo GFP_KERNEL); 1128bdcd8170SKalle Valo } 1129bdcd8170SKalle Valo 1130bdcd8170SKalle Valo static int ath6kl_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) 1131bdcd8170SKalle Valo { 1132bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)wiphy_priv(wiphy); 1133990bd915SVasanthakumar Thiagarajan struct ath6kl_vif *vif; 1134bdcd8170SKalle Valo int ret; 1135bdcd8170SKalle Valo 1136bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: changed 0x%x\n", __func__, 1137bdcd8170SKalle Valo changed); 1138bdcd8170SKalle Valo 1139990bd915SVasanthakumar Thiagarajan vif = ath6kl_vif_first(ar); 1140990bd915SVasanthakumar Thiagarajan if (!vif) 1141990bd915SVasanthakumar Thiagarajan return -EIO; 1142990bd915SVasanthakumar Thiagarajan 1143990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1144bdcd8170SKalle Valo return -EIO; 1145bdcd8170SKalle Valo 1146bdcd8170SKalle Valo if (changed & WIPHY_PARAM_RTS_THRESHOLD) { 1147bdcd8170SKalle Valo ret = ath6kl_wmi_set_rts_cmd(ar->wmi, wiphy->rts_threshold); 1148bdcd8170SKalle Valo if (ret != 0) { 1149bdcd8170SKalle Valo ath6kl_err("ath6kl_wmi_set_rts_cmd failed\n"); 1150bdcd8170SKalle Valo return -EIO; 1151bdcd8170SKalle Valo } 1152bdcd8170SKalle Valo } 1153bdcd8170SKalle Valo 1154bdcd8170SKalle Valo return 0; 1155bdcd8170SKalle Valo } 1156bdcd8170SKalle Valo 1157bdcd8170SKalle Valo /* 1158bdcd8170SKalle Valo * The type nl80211_tx_power_setting replaces the following 1159bdcd8170SKalle Valo * data type from 2.6.36 onwards 1160bdcd8170SKalle Valo */ 1161bdcd8170SKalle Valo static int ath6kl_cfg80211_set_txpower(struct wiphy *wiphy, 1162bdcd8170SKalle Valo enum nl80211_tx_power_setting type, 1163bdcd8170SKalle Valo int dbm) 1164bdcd8170SKalle Valo { 1165bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)wiphy_priv(wiphy); 1166990bd915SVasanthakumar Thiagarajan struct ath6kl_vif *vif; 1167bdcd8170SKalle Valo u8 ath6kl_dbm; 1168bdcd8170SKalle Valo 1169bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: type 0x%x, dbm %d\n", __func__, 1170bdcd8170SKalle Valo type, dbm); 1171bdcd8170SKalle Valo 1172990bd915SVasanthakumar Thiagarajan vif = ath6kl_vif_first(ar); 1173990bd915SVasanthakumar Thiagarajan if (!vif) 1174990bd915SVasanthakumar Thiagarajan return -EIO; 1175990bd915SVasanthakumar Thiagarajan 1176990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1177bdcd8170SKalle Valo return -EIO; 1178bdcd8170SKalle Valo 1179bdcd8170SKalle Valo switch (type) { 1180bdcd8170SKalle Valo case NL80211_TX_POWER_AUTOMATIC: 1181bdcd8170SKalle Valo return 0; 1182bdcd8170SKalle Valo case NL80211_TX_POWER_LIMITED: 1183bdcd8170SKalle Valo ar->tx_pwr = ath6kl_dbm = dbm; 1184bdcd8170SKalle Valo break; 1185bdcd8170SKalle Valo default: 1186bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: type 0x%x not supported\n", 1187bdcd8170SKalle Valo __func__, type); 1188bdcd8170SKalle Valo return -EOPNOTSUPP; 1189bdcd8170SKalle Valo } 1190bdcd8170SKalle Valo 1191990bd915SVasanthakumar Thiagarajan ath6kl_wmi_set_tx_pwr_cmd(ar->wmi, vif->fw_vif_idx, ath6kl_dbm); 1192bdcd8170SKalle Valo 1193bdcd8170SKalle Valo return 0; 1194bdcd8170SKalle Valo } 1195bdcd8170SKalle Valo 1196bdcd8170SKalle Valo static int ath6kl_cfg80211_get_txpower(struct wiphy *wiphy, int *dbm) 1197bdcd8170SKalle Valo { 1198bdcd8170SKalle Valo struct ath6kl *ar = (struct ath6kl *)wiphy_priv(wiphy); 1199990bd915SVasanthakumar Thiagarajan struct ath6kl_vif *vif; 1200bdcd8170SKalle Valo 1201990bd915SVasanthakumar Thiagarajan vif = ath6kl_vif_first(ar); 1202990bd915SVasanthakumar Thiagarajan if (!vif) 1203990bd915SVasanthakumar Thiagarajan return -EIO; 1204990bd915SVasanthakumar Thiagarajan 1205990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1206bdcd8170SKalle Valo return -EIO; 1207bdcd8170SKalle Valo 120859c98449SVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags)) { 1209bdcd8170SKalle Valo ar->tx_pwr = 0; 1210bdcd8170SKalle Valo 1211990bd915SVasanthakumar Thiagarajan if (ath6kl_wmi_get_tx_pwr_cmd(ar->wmi, vif->fw_vif_idx) != 0) { 1212bdcd8170SKalle Valo ath6kl_err("ath6kl_wmi_get_tx_pwr_cmd failed\n"); 1213bdcd8170SKalle Valo return -EIO; 1214bdcd8170SKalle Valo } 1215bdcd8170SKalle Valo 1216bdcd8170SKalle Valo wait_event_interruptible_timeout(ar->event_wq, ar->tx_pwr != 0, 1217bdcd8170SKalle Valo 5 * HZ); 1218bdcd8170SKalle Valo 1219bdcd8170SKalle Valo if (signal_pending(current)) { 1220bdcd8170SKalle Valo ath6kl_err("target did not respond\n"); 1221bdcd8170SKalle Valo return -EINTR; 1222bdcd8170SKalle Valo } 1223bdcd8170SKalle Valo } 1224bdcd8170SKalle Valo 1225bdcd8170SKalle Valo *dbm = ar->tx_pwr; 1226bdcd8170SKalle Valo return 0; 1227bdcd8170SKalle Valo } 1228bdcd8170SKalle Valo 1229bdcd8170SKalle Valo static int ath6kl_cfg80211_set_power_mgmt(struct wiphy *wiphy, 1230bdcd8170SKalle Valo struct net_device *dev, 1231bdcd8170SKalle Valo bool pmgmt, int timeout) 1232bdcd8170SKalle Valo { 1233bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(dev); 1234bdcd8170SKalle Valo struct wmi_power_mode_cmd mode; 1235334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1236bdcd8170SKalle Valo 1237bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: pmgmt %d, timeout %d\n", 1238bdcd8170SKalle Valo __func__, pmgmt, timeout); 1239bdcd8170SKalle Valo 1240990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1241bdcd8170SKalle Valo return -EIO; 1242bdcd8170SKalle Valo 1243bdcd8170SKalle Valo if (pmgmt) { 1244bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: max perf\n", __func__); 1245bdcd8170SKalle Valo mode.pwr_mode = REC_POWER; 1246bdcd8170SKalle Valo } else { 1247bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: rec power\n", __func__); 1248bdcd8170SKalle Valo mode.pwr_mode = MAX_PERF_POWER; 1249bdcd8170SKalle Valo } 1250bdcd8170SKalle Valo 1251334234b5SVasanthakumar Thiagarajan if (ath6kl_wmi_powermode_cmd(ar->wmi, vif->fw_vif_idx, 1252334234b5SVasanthakumar Thiagarajan mode.pwr_mode) != 0) { 1253bdcd8170SKalle Valo ath6kl_err("wmi_powermode_cmd failed\n"); 1254bdcd8170SKalle Valo return -EIO; 1255bdcd8170SKalle Valo } 1256bdcd8170SKalle Valo 1257bdcd8170SKalle Valo return 0; 1258bdcd8170SKalle Valo } 1259bdcd8170SKalle Valo 126055055976SVasanthakumar Thiagarajan static struct net_device *ath6kl_cfg80211_add_iface(struct wiphy *wiphy, 126155055976SVasanthakumar Thiagarajan char *name, 126255055976SVasanthakumar Thiagarajan enum nl80211_iftype type, 126355055976SVasanthakumar Thiagarajan u32 *flags, 126455055976SVasanthakumar Thiagarajan struct vif_params *params) 126555055976SVasanthakumar Thiagarajan { 126655055976SVasanthakumar Thiagarajan struct ath6kl *ar = wiphy_priv(wiphy); 126755055976SVasanthakumar Thiagarajan struct net_device *ndev; 126855055976SVasanthakumar Thiagarajan u8 if_idx, nw_type; 126955055976SVasanthakumar Thiagarajan 127055055976SVasanthakumar Thiagarajan if (ar->num_vif == MAX_NUM_VIF) { 127155055976SVasanthakumar Thiagarajan ath6kl_err("Reached maximum number of supported vif\n"); 127255055976SVasanthakumar Thiagarajan return ERR_PTR(-EINVAL); 127355055976SVasanthakumar Thiagarajan } 127455055976SVasanthakumar Thiagarajan 127555055976SVasanthakumar Thiagarajan if (!ath6kl_is_valid_iftype(ar, type, &if_idx, &nw_type)) { 127655055976SVasanthakumar Thiagarajan ath6kl_err("Not a supported interface type\n"); 127755055976SVasanthakumar Thiagarajan return ERR_PTR(-EINVAL); 127855055976SVasanthakumar Thiagarajan } 127955055976SVasanthakumar Thiagarajan 128055055976SVasanthakumar Thiagarajan ndev = ath6kl_interface_add(ar, name, type, if_idx, nw_type); 128155055976SVasanthakumar Thiagarajan if (!ndev) 128255055976SVasanthakumar Thiagarajan return ERR_PTR(-ENOMEM); 128355055976SVasanthakumar Thiagarajan 128455055976SVasanthakumar Thiagarajan ar->num_vif++; 128555055976SVasanthakumar Thiagarajan 128655055976SVasanthakumar Thiagarajan return ndev; 128755055976SVasanthakumar Thiagarajan } 128855055976SVasanthakumar Thiagarajan 128955055976SVasanthakumar Thiagarajan static int ath6kl_cfg80211_del_iface(struct wiphy *wiphy, 129055055976SVasanthakumar Thiagarajan struct net_device *ndev) 129155055976SVasanthakumar Thiagarajan { 129255055976SVasanthakumar Thiagarajan struct ath6kl *ar = wiphy_priv(wiphy); 129355055976SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 129455055976SVasanthakumar Thiagarajan 129555055976SVasanthakumar Thiagarajan spin_lock(&ar->list_lock); 129655055976SVasanthakumar Thiagarajan list_del(&vif->list); 129755055976SVasanthakumar Thiagarajan spin_unlock(&ar->list_lock); 129855055976SVasanthakumar Thiagarajan 129955055976SVasanthakumar Thiagarajan ath6kl_cleanup_vif(vif, test_bit(WMI_READY, &ar->flag)); 130055055976SVasanthakumar Thiagarajan 130155055976SVasanthakumar Thiagarajan ath6kl_deinit_if_data(vif); 130255055976SVasanthakumar Thiagarajan 130355055976SVasanthakumar Thiagarajan return 0; 130455055976SVasanthakumar Thiagarajan } 130555055976SVasanthakumar Thiagarajan 1306bdcd8170SKalle Valo static int ath6kl_cfg80211_change_iface(struct wiphy *wiphy, 1307bdcd8170SKalle Valo struct net_device *ndev, 1308bdcd8170SKalle Valo enum nl80211_iftype type, u32 *flags, 1309bdcd8170SKalle Valo struct vif_params *params) 1310bdcd8170SKalle Valo { 1311bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(ndev); 1312bdcd8170SKalle Valo struct wireless_dev *wdev = ar->wdev; 1313f5938f24SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 1314bdcd8170SKalle Valo 1315bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: type %u\n", __func__, type); 1316bdcd8170SKalle Valo 1317990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1318bdcd8170SKalle Valo return -EIO; 1319bdcd8170SKalle Valo 1320bdcd8170SKalle Valo switch (type) { 1321bdcd8170SKalle Valo case NL80211_IFTYPE_STATION: 1322f5938f24SVasanthakumar Thiagarajan vif->next_mode = INFRA_NETWORK; 1323bdcd8170SKalle Valo break; 1324bdcd8170SKalle Valo case NL80211_IFTYPE_ADHOC: 1325f5938f24SVasanthakumar Thiagarajan vif->next_mode = ADHOC_NETWORK; 1326bdcd8170SKalle Valo break; 13276e4604c8SJouni Malinen case NL80211_IFTYPE_AP: 1328f5938f24SVasanthakumar Thiagarajan vif->next_mode = AP_NETWORK; 13296e4604c8SJouni Malinen break; 13306b5e5d25SJouni Malinen case NL80211_IFTYPE_P2P_CLIENT: 1331f5938f24SVasanthakumar Thiagarajan vif->next_mode = INFRA_NETWORK; 13326b5e5d25SJouni Malinen break; 13336b5e5d25SJouni Malinen case NL80211_IFTYPE_P2P_GO: 1334f5938f24SVasanthakumar Thiagarajan vif->next_mode = AP_NETWORK; 13356b5e5d25SJouni Malinen break; 1336bdcd8170SKalle Valo default: 1337bdcd8170SKalle Valo ath6kl_err("invalid interface type %u\n", type); 1338bdcd8170SKalle Valo return -EOPNOTSUPP; 1339bdcd8170SKalle Valo } 1340bdcd8170SKalle Valo 1341bdcd8170SKalle Valo wdev->iftype = type; 1342bdcd8170SKalle Valo 1343bdcd8170SKalle Valo return 0; 1344bdcd8170SKalle Valo } 1345bdcd8170SKalle Valo 1346bdcd8170SKalle Valo static int ath6kl_cfg80211_join_ibss(struct wiphy *wiphy, 1347bdcd8170SKalle Valo struct net_device *dev, 1348bdcd8170SKalle Valo struct cfg80211_ibss_params *ibss_param) 1349bdcd8170SKalle Valo { 1350bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(dev); 135159c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1352bdcd8170SKalle Valo int status; 1353bdcd8170SKalle Valo 1354990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1355bdcd8170SKalle Valo return -EIO; 1356bdcd8170SKalle Valo 13573450334fSVasanthakumar Thiagarajan vif->ssid_len = ibss_param->ssid_len; 13583450334fSVasanthakumar Thiagarajan memcpy(vif->ssid, ibss_param->ssid, vif->ssid_len); 1359bdcd8170SKalle Valo 1360bdcd8170SKalle Valo if (ibss_param->channel) 1361f74bac54SVasanthakumar Thiagarajan vif->ch_hint = ibss_param->channel->center_freq; 1362bdcd8170SKalle Valo 1363bdcd8170SKalle Valo if (ibss_param->channel_fixed) { 1364bdcd8170SKalle Valo /* 1365bdcd8170SKalle Valo * TODO: channel_fixed: The channel should be fixed, do not 1366bdcd8170SKalle Valo * search for IBSSs to join on other channels. Target 1367bdcd8170SKalle Valo * firmware does not support this feature, needs to be 1368bdcd8170SKalle Valo * updated. 1369bdcd8170SKalle Valo */ 1370bdcd8170SKalle Valo return -EOPNOTSUPP; 1371bdcd8170SKalle Valo } 1372bdcd8170SKalle Valo 13738c8b65e3SVasanthakumar Thiagarajan memset(vif->req_bssid, 0, sizeof(vif->req_bssid)); 1374bdcd8170SKalle Valo if (ibss_param->bssid && !is_broadcast_ether_addr(ibss_param->bssid)) 13758c8b65e3SVasanthakumar Thiagarajan memcpy(vif->req_bssid, ibss_param->bssid, 13768c8b65e3SVasanthakumar Thiagarajan sizeof(vif->req_bssid)); 1377bdcd8170SKalle Valo 1378240d2799SVasanthakumar Thiagarajan ath6kl_set_wpa_version(vif, 0); 1379bdcd8170SKalle Valo 1380240d2799SVasanthakumar Thiagarajan status = ath6kl_set_auth_type(vif, NL80211_AUTHTYPE_OPEN_SYSTEM); 1381bdcd8170SKalle Valo if (status) 1382bdcd8170SKalle Valo return status; 1383bdcd8170SKalle Valo 1384bdcd8170SKalle Valo if (ibss_param->privacy) { 1385240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, WLAN_CIPHER_SUITE_WEP40, true); 1386240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, WLAN_CIPHER_SUITE_WEP40, false); 1387bdcd8170SKalle Valo } else { 1388240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, 0, true); 1389240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, 0, false); 1390bdcd8170SKalle Valo } 1391bdcd8170SKalle Valo 1392f5938f24SVasanthakumar Thiagarajan vif->nw_type = vif->next_mode; 1393bdcd8170SKalle Valo 1394bdcd8170SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 1395bdcd8170SKalle Valo "%s: connect called with authmode %d dot11 auth %d" 1396bdcd8170SKalle Valo " PW crypto %d PW crypto len %d GRP crypto %d" 1397bdcd8170SKalle Valo " GRP crypto len %d channel hint %u\n", 1398bdcd8170SKalle Valo __func__, 13993450334fSVasanthakumar Thiagarajan vif->auth_mode, vif->dot11_auth_mode, vif->prwise_crypto, 14003450334fSVasanthakumar Thiagarajan vif->prwise_crypto_len, vif->grp_crypto, 1401f74bac54SVasanthakumar Thiagarajan vif->grp_crypto_len, vif->ch_hint); 1402bdcd8170SKalle Valo 1403334234b5SVasanthakumar Thiagarajan status = ath6kl_wmi_connect_cmd(ar->wmi, vif->fw_vif_idx, vif->nw_type, 14043450334fSVasanthakumar Thiagarajan vif->dot11_auth_mode, vif->auth_mode, 14053450334fSVasanthakumar Thiagarajan vif->prwise_crypto, 14063450334fSVasanthakumar Thiagarajan vif->prwise_crypto_len, 14073450334fSVasanthakumar Thiagarajan vif->grp_crypto, vif->grp_crypto_len, 14083450334fSVasanthakumar Thiagarajan vif->ssid_len, vif->ssid, 1409f74bac54SVasanthakumar Thiagarajan vif->req_bssid, vif->ch_hint, 1410bdcd8170SKalle Valo ar->connect_ctrl_flags); 141159c98449SVasanthakumar Thiagarajan set_bit(CONNECT_PEND, &vif->flags); 1412bdcd8170SKalle Valo 1413bdcd8170SKalle Valo return 0; 1414bdcd8170SKalle Valo } 1415bdcd8170SKalle Valo 1416bdcd8170SKalle Valo static int ath6kl_cfg80211_leave_ibss(struct wiphy *wiphy, 1417bdcd8170SKalle Valo struct net_device *dev) 1418bdcd8170SKalle Valo { 14193450334fSVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1420bdcd8170SKalle Valo 1421990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 1422bdcd8170SKalle Valo return -EIO; 1423bdcd8170SKalle Valo 1424240d2799SVasanthakumar Thiagarajan ath6kl_disconnect(vif); 14253450334fSVasanthakumar Thiagarajan memset(vif->ssid, 0, sizeof(vif->ssid)); 14263450334fSVasanthakumar Thiagarajan vif->ssid_len = 0; 1427bdcd8170SKalle Valo 1428bdcd8170SKalle Valo return 0; 1429bdcd8170SKalle Valo } 1430bdcd8170SKalle Valo 1431bdcd8170SKalle Valo static const u32 cipher_suites[] = { 1432bdcd8170SKalle Valo WLAN_CIPHER_SUITE_WEP40, 1433bdcd8170SKalle Valo WLAN_CIPHER_SUITE_WEP104, 1434bdcd8170SKalle Valo WLAN_CIPHER_SUITE_TKIP, 1435bdcd8170SKalle Valo WLAN_CIPHER_SUITE_CCMP, 1436837cb97eSJouni Malinen CCKM_KRK_CIPHER_SUITE, 1437bdcd8170SKalle Valo }; 1438bdcd8170SKalle Valo 1439bdcd8170SKalle Valo static bool is_rate_legacy(s32 rate) 1440bdcd8170SKalle Valo { 1441bdcd8170SKalle Valo static const s32 legacy[] = { 1000, 2000, 5500, 11000, 1442bdcd8170SKalle Valo 6000, 9000, 12000, 18000, 24000, 1443bdcd8170SKalle Valo 36000, 48000, 54000 1444bdcd8170SKalle Valo }; 1445bdcd8170SKalle Valo u8 i; 1446bdcd8170SKalle Valo 1447bdcd8170SKalle Valo for (i = 0; i < ARRAY_SIZE(legacy); i++) 1448bdcd8170SKalle Valo if (rate == legacy[i]) 1449bdcd8170SKalle Valo return true; 1450bdcd8170SKalle Valo 1451bdcd8170SKalle Valo return false; 1452bdcd8170SKalle Valo } 1453bdcd8170SKalle Valo 1454bdcd8170SKalle Valo static bool is_rate_ht20(s32 rate, u8 *mcs, bool *sgi) 1455bdcd8170SKalle Valo { 1456bdcd8170SKalle Valo static const s32 ht20[] = { 6500, 13000, 19500, 26000, 39000, 1457bdcd8170SKalle Valo 52000, 58500, 65000, 72200 1458bdcd8170SKalle Valo }; 1459bdcd8170SKalle Valo u8 i; 1460bdcd8170SKalle Valo 1461bdcd8170SKalle Valo for (i = 0; i < ARRAY_SIZE(ht20); i++) { 1462bdcd8170SKalle Valo if (rate == ht20[i]) { 1463bdcd8170SKalle Valo if (i == ARRAY_SIZE(ht20) - 1) 1464bdcd8170SKalle Valo /* last rate uses sgi */ 1465bdcd8170SKalle Valo *sgi = true; 1466bdcd8170SKalle Valo else 1467bdcd8170SKalle Valo *sgi = false; 1468bdcd8170SKalle Valo 1469bdcd8170SKalle Valo *mcs = i; 1470bdcd8170SKalle Valo return true; 1471bdcd8170SKalle Valo } 1472bdcd8170SKalle Valo } 1473bdcd8170SKalle Valo return false; 1474bdcd8170SKalle Valo } 1475bdcd8170SKalle Valo 1476bdcd8170SKalle Valo static bool is_rate_ht40(s32 rate, u8 *mcs, bool *sgi) 1477bdcd8170SKalle Valo { 1478bdcd8170SKalle Valo static const s32 ht40[] = { 13500, 27000, 40500, 54000, 1479bdcd8170SKalle Valo 81000, 108000, 121500, 135000, 1480bdcd8170SKalle Valo 150000 1481bdcd8170SKalle Valo }; 1482bdcd8170SKalle Valo u8 i; 1483bdcd8170SKalle Valo 1484bdcd8170SKalle Valo for (i = 0; i < ARRAY_SIZE(ht40); i++) { 1485bdcd8170SKalle Valo if (rate == ht40[i]) { 1486bdcd8170SKalle Valo if (i == ARRAY_SIZE(ht40) - 1) 1487bdcd8170SKalle Valo /* last rate uses sgi */ 1488bdcd8170SKalle Valo *sgi = true; 1489bdcd8170SKalle Valo else 1490bdcd8170SKalle Valo *sgi = false; 1491bdcd8170SKalle Valo 1492bdcd8170SKalle Valo *mcs = i; 1493bdcd8170SKalle Valo return true; 1494bdcd8170SKalle Valo } 1495bdcd8170SKalle Valo } 1496bdcd8170SKalle Valo 1497bdcd8170SKalle Valo return false; 1498bdcd8170SKalle Valo } 1499bdcd8170SKalle Valo 1500bdcd8170SKalle Valo static int ath6kl_get_station(struct wiphy *wiphy, struct net_device *dev, 1501bdcd8170SKalle Valo u8 *mac, struct station_info *sinfo) 1502bdcd8170SKalle Valo { 1503bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(dev); 150459c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1505bdcd8170SKalle Valo long left; 1506bdcd8170SKalle Valo bool sgi; 1507bdcd8170SKalle Valo s32 rate; 1508bdcd8170SKalle Valo int ret; 1509bdcd8170SKalle Valo u8 mcs; 1510bdcd8170SKalle Valo 15118c8b65e3SVasanthakumar Thiagarajan if (memcmp(mac, vif->bssid, ETH_ALEN) != 0) 1512bdcd8170SKalle Valo return -ENOENT; 1513bdcd8170SKalle Valo 1514bdcd8170SKalle Valo if (down_interruptible(&ar->sem)) 1515bdcd8170SKalle Valo return -EBUSY; 1516bdcd8170SKalle Valo 1517b95907a7SVasanthakumar Thiagarajan set_bit(STATS_UPDATE_PEND, &vif->flags); 1518bdcd8170SKalle Valo 1519334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_get_stats_cmd(ar->wmi, vif->fw_vif_idx); 1520bdcd8170SKalle Valo 1521bdcd8170SKalle Valo if (ret != 0) { 1522bdcd8170SKalle Valo up(&ar->sem); 1523bdcd8170SKalle Valo return -EIO; 1524bdcd8170SKalle Valo } 1525bdcd8170SKalle Valo 1526bdcd8170SKalle Valo left = wait_event_interruptible_timeout(ar->event_wq, 1527bdcd8170SKalle Valo !test_bit(STATS_UPDATE_PEND, 1528b95907a7SVasanthakumar Thiagarajan &vif->flags), 1529bdcd8170SKalle Valo WMI_TIMEOUT); 1530bdcd8170SKalle Valo 1531bdcd8170SKalle Valo up(&ar->sem); 1532bdcd8170SKalle Valo 1533bdcd8170SKalle Valo if (left == 0) 1534bdcd8170SKalle Valo return -ETIMEDOUT; 1535bdcd8170SKalle Valo else if (left < 0) 1536bdcd8170SKalle Valo return left; 1537bdcd8170SKalle Valo 1538b95907a7SVasanthakumar Thiagarajan if (vif->target_stats.rx_byte) { 1539b95907a7SVasanthakumar Thiagarajan sinfo->rx_bytes = vif->target_stats.rx_byte; 1540bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_RX_BYTES; 1541b95907a7SVasanthakumar Thiagarajan sinfo->rx_packets = vif->target_stats.rx_pkt; 1542bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_RX_PACKETS; 1543bdcd8170SKalle Valo } 1544bdcd8170SKalle Valo 1545b95907a7SVasanthakumar Thiagarajan if (vif->target_stats.tx_byte) { 1546b95907a7SVasanthakumar Thiagarajan sinfo->tx_bytes = vif->target_stats.tx_byte; 1547bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_TX_BYTES; 1548b95907a7SVasanthakumar Thiagarajan sinfo->tx_packets = vif->target_stats.tx_pkt; 1549bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_TX_PACKETS; 1550bdcd8170SKalle Valo } 1551bdcd8170SKalle Valo 1552b95907a7SVasanthakumar Thiagarajan sinfo->signal = vif->target_stats.cs_rssi; 1553bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_SIGNAL; 1554bdcd8170SKalle Valo 1555b95907a7SVasanthakumar Thiagarajan rate = vif->target_stats.tx_ucast_rate; 1556bdcd8170SKalle Valo 1557bdcd8170SKalle Valo if (is_rate_legacy(rate)) { 1558bdcd8170SKalle Valo sinfo->txrate.legacy = rate / 100; 1559bdcd8170SKalle Valo } else if (is_rate_ht20(rate, &mcs, &sgi)) { 1560bdcd8170SKalle Valo if (sgi) { 1561bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; 1562bdcd8170SKalle Valo sinfo->txrate.mcs = mcs - 1; 1563bdcd8170SKalle Valo } else { 1564bdcd8170SKalle Valo sinfo->txrate.mcs = mcs; 1565bdcd8170SKalle Valo } 1566bdcd8170SKalle Valo 1567bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_MCS; 1568bdcd8170SKalle Valo } else if (is_rate_ht40(rate, &mcs, &sgi)) { 1569bdcd8170SKalle Valo if (sgi) { 1570bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_SHORT_GI; 1571bdcd8170SKalle Valo sinfo->txrate.mcs = mcs - 1; 1572bdcd8170SKalle Valo } else { 1573bdcd8170SKalle Valo sinfo->txrate.mcs = mcs; 1574bdcd8170SKalle Valo } 1575bdcd8170SKalle Valo 1576bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_40_MHZ_WIDTH; 1577bdcd8170SKalle Valo sinfo->txrate.flags |= RATE_INFO_FLAGS_MCS; 1578bdcd8170SKalle Valo } else { 15799a730834SKalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, 15809a730834SKalle Valo "invalid rate from stats: %d\n", rate); 15819a730834SKalle Valo ath6kl_debug_war(ar, ATH6KL_WAR_INVALID_RATE); 1582bdcd8170SKalle Valo return 0; 1583bdcd8170SKalle Valo } 1584bdcd8170SKalle Valo 1585bdcd8170SKalle Valo sinfo->filled |= STATION_INFO_TX_BITRATE; 1586bdcd8170SKalle Valo 158759c98449SVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags) && 158859c98449SVasanthakumar Thiagarajan test_bit(DTIM_PERIOD_AVAIL, &vif->flags) && 1589f5938f24SVasanthakumar Thiagarajan vif->nw_type == INFRA_NETWORK) { 159032c10874SJouni Malinen sinfo->filled |= STATION_INFO_BSS_PARAM; 159132c10874SJouni Malinen sinfo->bss_param.flags = 0; 1592cf5333d7SVasanthakumar Thiagarajan sinfo->bss_param.dtim_period = vif->assoc_bss_dtim_period; 1593cf5333d7SVasanthakumar Thiagarajan sinfo->bss_param.beacon_interval = vif->assoc_bss_beacon_int; 159432c10874SJouni Malinen } 159532c10874SJouni Malinen 1596bdcd8170SKalle Valo return 0; 1597bdcd8170SKalle Valo } 1598bdcd8170SKalle Valo 1599bdcd8170SKalle Valo static int ath6kl_set_pmksa(struct wiphy *wiphy, struct net_device *netdev, 1600bdcd8170SKalle Valo struct cfg80211_pmksa *pmksa) 1601bdcd8170SKalle Valo { 1602bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(netdev); 1603334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(netdev); 1604334234b5SVasanthakumar Thiagarajan 1605334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_setpmkid_cmd(ar->wmi, vif->fw_vif_idx, pmksa->bssid, 1606bdcd8170SKalle Valo pmksa->pmkid, true); 1607bdcd8170SKalle Valo } 1608bdcd8170SKalle Valo 1609bdcd8170SKalle Valo static int ath6kl_del_pmksa(struct wiphy *wiphy, struct net_device *netdev, 1610bdcd8170SKalle Valo struct cfg80211_pmksa *pmksa) 1611bdcd8170SKalle Valo { 1612bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(netdev); 1613334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(netdev); 1614334234b5SVasanthakumar Thiagarajan 1615334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_setpmkid_cmd(ar->wmi, vif->fw_vif_idx, pmksa->bssid, 1616bdcd8170SKalle Valo pmksa->pmkid, false); 1617bdcd8170SKalle Valo } 1618bdcd8170SKalle Valo 1619bdcd8170SKalle Valo static int ath6kl_flush_pmksa(struct wiphy *wiphy, struct net_device *netdev) 1620bdcd8170SKalle Valo { 1621bdcd8170SKalle Valo struct ath6kl *ar = ath6kl_priv(netdev); 162259c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(netdev); 162359c98449SVasanthakumar Thiagarajan 162459c98449SVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags)) 1625334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_setpmkid_cmd(ar->wmi, vif->fw_vif_idx, 1626334234b5SVasanthakumar Thiagarajan vif->bssid, NULL, false); 1627bdcd8170SKalle Valo return 0; 1628bdcd8170SKalle Valo } 1629bdcd8170SKalle Valo 1630abcb344bSKalle Valo #ifdef CONFIG_PM 1631abcb344bSKalle Valo static int ar6k_cfg80211_suspend(struct wiphy *wiphy, 1632abcb344bSKalle Valo struct cfg80211_wowlan *wow) 1633abcb344bSKalle Valo { 1634abcb344bSKalle Valo struct ath6kl *ar = wiphy_priv(wiphy); 1635abcb344bSKalle Valo 1636abcb344bSKalle Valo return ath6kl_hif_suspend(ar); 1637abcb344bSKalle Valo } 1638aa6cffc1SChilam Ng 1639aa6cffc1SChilam Ng static int ar6k_cfg80211_resume(struct wiphy *wiphy) 1640aa6cffc1SChilam Ng { 1641aa6cffc1SChilam Ng struct ath6kl *ar = wiphy_priv(wiphy); 1642aa6cffc1SChilam Ng 1643aa6cffc1SChilam Ng return ath6kl_hif_resume(ar); 1644aa6cffc1SChilam Ng } 1645abcb344bSKalle Valo #endif 1646abcb344bSKalle Valo 16476a7c9badSJouni Malinen static int ath6kl_set_channel(struct wiphy *wiphy, struct net_device *dev, 16486a7c9badSJouni Malinen struct ieee80211_channel *chan, 16496a7c9badSJouni Malinen enum nl80211_channel_type channel_type) 16506a7c9badSJouni Malinen { 1651cf5333d7SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 16526a7c9badSJouni Malinen 1653990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 16546a7c9badSJouni Malinen return -EIO; 16556a7c9badSJouni Malinen 16566a7c9badSJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: center_freq=%u hw_value=%u\n", 16576a7c9badSJouni Malinen __func__, chan->center_freq, chan->hw_value); 1658cf5333d7SVasanthakumar Thiagarajan vif->next_chan = chan->center_freq; 16596a7c9badSJouni Malinen 16606a7c9badSJouni Malinen return 0; 16616a7c9badSJouni Malinen } 16626a7c9badSJouni Malinen 16638bdfbf40SJouni Malinen static bool ath6kl_is_p2p_ie(const u8 *pos) 16648bdfbf40SJouni Malinen { 16658bdfbf40SJouni Malinen return pos[0] == WLAN_EID_VENDOR_SPECIFIC && pos[1] >= 4 && 16668bdfbf40SJouni Malinen pos[2] == 0x50 && pos[3] == 0x6f && 16678bdfbf40SJouni Malinen pos[4] == 0x9a && pos[5] == 0x09; 16688bdfbf40SJouni Malinen } 16698bdfbf40SJouni Malinen 1670334234b5SVasanthakumar Thiagarajan static int ath6kl_set_ap_probe_resp_ies(struct ath6kl_vif *vif, 1671334234b5SVasanthakumar Thiagarajan const u8 *ies, size_t ies_len) 16728bdfbf40SJouni Malinen { 1673334234b5SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 16748bdfbf40SJouni Malinen const u8 *pos; 16758bdfbf40SJouni Malinen u8 *buf = NULL; 16768bdfbf40SJouni Malinen size_t len = 0; 16778bdfbf40SJouni Malinen int ret; 16788bdfbf40SJouni Malinen 16798bdfbf40SJouni Malinen /* 16808bdfbf40SJouni Malinen * Filter out P2P IE(s) since they will be included depending on 16818bdfbf40SJouni Malinen * the Probe Request frame in ath6kl_send_go_probe_resp(). 16828bdfbf40SJouni Malinen */ 16838bdfbf40SJouni Malinen 16848bdfbf40SJouni Malinen if (ies && ies_len) { 16858bdfbf40SJouni Malinen buf = kmalloc(ies_len, GFP_KERNEL); 16868bdfbf40SJouni Malinen if (buf == NULL) 16878bdfbf40SJouni Malinen return -ENOMEM; 16888bdfbf40SJouni Malinen pos = ies; 16898bdfbf40SJouni Malinen while (pos + 1 < ies + ies_len) { 16908bdfbf40SJouni Malinen if (pos + 2 + pos[1] > ies + ies_len) 16918bdfbf40SJouni Malinen break; 16928bdfbf40SJouni Malinen if (!ath6kl_is_p2p_ie(pos)) { 16938bdfbf40SJouni Malinen memcpy(buf + len, pos, 2 + pos[1]); 16948bdfbf40SJouni Malinen len += 2 + pos[1]; 16958bdfbf40SJouni Malinen } 16968bdfbf40SJouni Malinen pos += 2 + pos[1]; 16978bdfbf40SJouni Malinen } 16988bdfbf40SJouni Malinen } 16998bdfbf40SJouni Malinen 1700334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, 1701334234b5SVasanthakumar Thiagarajan WMI_FRAME_PROBE_RESP, buf, len); 17028bdfbf40SJouni Malinen kfree(buf); 17038bdfbf40SJouni Malinen return ret; 17048bdfbf40SJouni Malinen } 17058bdfbf40SJouni Malinen 17066a7c9badSJouni Malinen static int ath6kl_ap_beacon(struct wiphy *wiphy, struct net_device *dev, 17076a7c9badSJouni Malinen struct beacon_parameters *info, bool add) 17086a7c9badSJouni Malinen { 17096a7c9badSJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 17103450334fSVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 17116a7c9badSJouni Malinen struct ieee80211_mgmt *mgmt; 17126a7c9badSJouni Malinen u8 *ies; 17136a7c9badSJouni Malinen int ies_len; 17146a7c9badSJouni Malinen struct wmi_connect_cmd p; 17156a7c9badSJouni Malinen int res; 17166a7c9badSJouni Malinen int i; 17176a7c9badSJouni Malinen 17186a7c9badSJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: add=%d\n", __func__, add); 17196a7c9badSJouni Malinen 1720990bd915SVasanthakumar Thiagarajan if (!ath6kl_cfg80211_ready(vif)) 17216a7c9badSJouni Malinen return -EIO; 17226a7c9badSJouni Malinen 1723f5938f24SVasanthakumar Thiagarajan if (vif->next_mode != AP_NETWORK) 17246a7c9badSJouni Malinen return -EOPNOTSUPP; 17256a7c9badSJouni Malinen 17266a7c9badSJouni Malinen if (info->beacon_ies) { 1727334234b5SVasanthakumar Thiagarajan res = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, 1728334234b5SVasanthakumar Thiagarajan WMI_FRAME_BEACON, 17296a7c9badSJouni Malinen info->beacon_ies, 17306a7c9badSJouni Malinen info->beacon_ies_len); 17316a7c9badSJouni Malinen if (res) 17326a7c9badSJouni Malinen return res; 17336a7c9badSJouni Malinen } 17346a7c9badSJouni Malinen if (info->proberesp_ies) { 1735334234b5SVasanthakumar Thiagarajan res = ath6kl_set_ap_probe_resp_ies(vif, info->proberesp_ies, 17366a7c9badSJouni Malinen info->proberesp_ies_len); 17376a7c9badSJouni Malinen if (res) 17386a7c9badSJouni Malinen return res; 17396a7c9badSJouni Malinen } 17406a7c9badSJouni Malinen if (info->assocresp_ies) { 1741334234b5SVasanthakumar Thiagarajan res = ath6kl_wmi_set_appie_cmd(ar->wmi, vif->fw_vif_idx, 1742334234b5SVasanthakumar Thiagarajan WMI_FRAME_ASSOC_RESP, 17436a7c9badSJouni Malinen info->assocresp_ies, 17446a7c9badSJouni Malinen info->assocresp_ies_len); 17456a7c9badSJouni Malinen if (res) 17466a7c9badSJouni Malinen return res; 17476a7c9badSJouni Malinen } 17486a7c9badSJouni Malinen 17496a7c9badSJouni Malinen if (!add) 17506a7c9badSJouni Malinen return 0; 17516a7c9badSJouni Malinen 17529a5b1318SJouni Malinen ar->ap_mode_bkey.valid = false; 17539a5b1318SJouni Malinen 17546a7c9badSJouni Malinen /* TODO: 17556a7c9badSJouni Malinen * info->interval 17566a7c9badSJouni Malinen * info->dtim_period 17576a7c9badSJouni Malinen */ 17586a7c9badSJouni Malinen 17596a7c9badSJouni Malinen if (info->head == NULL) 17606a7c9badSJouni Malinen return -EINVAL; 17616a7c9badSJouni Malinen mgmt = (struct ieee80211_mgmt *) info->head; 17626a7c9badSJouni Malinen ies = mgmt->u.beacon.variable; 17636a7c9badSJouni Malinen if (ies > info->head + info->head_len) 17646a7c9badSJouni Malinen return -EINVAL; 17656a7c9badSJouni Malinen ies_len = info->head + info->head_len - ies; 17666a7c9badSJouni Malinen 17676a7c9badSJouni Malinen if (info->ssid == NULL) 17686a7c9badSJouni Malinen return -EINVAL; 17693450334fSVasanthakumar Thiagarajan memcpy(vif->ssid, info->ssid, info->ssid_len); 17703450334fSVasanthakumar Thiagarajan vif->ssid_len = info->ssid_len; 17716a7c9badSJouni Malinen if (info->hidden_ssid != NL80211_HIDDEN_SSID_NOT_IN_USE) 17726a7c9badSJouni Malinen return -EOPNOTSUPP; /* TODO */ 17736a7c9badSJouni Malinen 17743450334fSVasanthakumar Thiagarajan vif->dot11_auth_mode = OPEN_AUTH; 17756a7c9badSJouni Malinen 17766a7c9badSJouni Malinen memset(&p, 0, sizeof(p)); 17776a7c9badSJouni Malinen 17786a7c9badSJouni Malinen for (i = 0; i < info->crypto.n_akm_suites; i++) { 17796a7c9badSJouni Malinen switch (info->crypto.akm_suites[i]) { 17806a7c9badSJouni Malinen case WLAN_AKM_SUITE_8021X: 17816a7c9badSJouni Malinen if (info->crypto.wpa_versions & NL80211_WPA_VERSION_1) 17826a7c9badSJouni Malinen p.auth_mode |= WPA_AUTH; 17836a7c9badSJouni Malinen if (info->crypto.wpa_versions & NL80211_WPA_VERSION_2) 17846a7c9badSJouni Malinen p.auth_mode |= WPA2_AUTH; 17856a7c9badSJouni Malinen break; 17866a7c9badSJouni Malinen case WLAN_AKM_SUITE_PSK: 17876a7c9badSJouni Malinen if (info->crypto.wpa_versions & NL80211_WPA_VERSION_1) 17886a7c9badSJouni Malinen p.auth_mode |= WPA_PSK_AUTH; 17896a7c9badSJouni Malinen if (info->crypto.wpa_versions & NL80211_WPA_VERSION_2) 17906a7c9badSJouni Malinen p.auth_mode |= WPA2_PSK_AUTH; 17916a7c9badSJouni Malinen break; 17926a7c9badSJouni Malinen } 17936a7c9badSJouni Malinen } 17946a7c9badSJouni Malinen if (p.auth_mode == 0) 17956a7c9badSJouni Malinen p.auth_mode = NONE_AUTH; 17963450334fSVasanthakumar Thiagarajan vif->auth_mode = p.auth_mode; 17976a7c9badSJouni Malinen 17986a7c9badSJouni Malinen for (i = 0; i < info->crypto.n_ciphers_pairwise; i++) { 17996a7c9badSJouni Malinen switch (info->crypto.ciphers_pairwise[i]) { 18006a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_WEP40: 18016a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_WEP104: 18026a7c9badSJouni Malinen p.prwise_crypto_type |= WEP_CRYPT; 18036a7c9badSJouni Malinen break; 18046a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_TKIP: 18056a7c9badSJouni Malinen p.prwise_crypto_type |= TKIP_CRYPT; 18066a7c9badSJouni Malinen break; 18076a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_CCMP: 18086a7c9badSJouni Malinen p.prwise_crypto_type |= AES_CRYPT; 18096a7c9badSJouni Malinen break; 18106a7c9badSJouni Malinen } 18116a7c9badSJouni Malinen } 1812229ed6b5SEdward Lu if (p.prwise_crypto_type == 0) { 18136a7c9badSJouni Malinen p.prwise_crypto_type = NONE_CRYPT; 1814240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, 0, true); 1815229ed6b5SEdward Lu } else if (info->crypto.n_ciphers_pairwise == 1) 1816240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, info->crypto.ciphers_pairwise[0], true); 18176a7c9badSJouni Malinen 18186a7c9badSJouni Malinen switch (info->crypto.cipher_group) { 18196a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_WEP40: 18206a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_WEP104: 18216a7c9badSJouni Malinen p.grp_crypto_type = WEP_CRYPT; 18226a7c9badSJouni Malinen break; 18236a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_TKIP: 18246a7c9badSJouni Malinen p.grp_crypto_type = TKIP_CRYPT; 18256a7c9badSJouni Malinen break; 18266a7c9badSJouni Malinen case WLAN_CIPHER_SUITE_CCMP: 18276a7c9badSJouni Malinen p.grp_crypto_type = AES_CRYPT; 18286a7c9badSJouni Malinen break; 18296a7c9badSJouni Malinen default: 18306a7c9badSJouni Malinen p.grp_crypto_type = NONE_CRYPT; 18316a7c9badSJouni Malinen break; 18326a7c9badSJouni Malinen } 1833240d2799SVasanthakumar Thiagarajan ath6kl_set_cipher(vif, info->crypto.cipher_group, false); 18346a7c9badSJouni Malinen 18356a7c9badSJouni Malinen p.nw_type = AP_NETWORK; 1836f5938f24SVasanthakumar Thiagarajan vif->nw_type = vif->next_mode; 18376a7c9badSJouni Malinen 18383450334fSVasanthakumar Thiagarajan p.ssid_len = vif->ssid_len; 18393450334fSVasanthakumar Thiagarajan memcpy(p.ssid, vif->ssid, vif->ssid_len); 18403450334fSVasanthakumar Thiagarajan p.dot11_auth_mode = vif->dot11_auth_mode; 1841cf5333d7SVasanthakumar Thiagarajan p.ch = cpu_to_le16(vif->next_chan); 18426a7c9badSJouni Malinen 1843334234b5SVasanthakumar Thiagarajan res = ath6kl_wmi_ap_profile_commit(ar->wmi, vif->fw_vif_idx, &p); 18449a5b1318SJouni Malinen if (res < 0) 18459a5b1318SJouni Malinen return res; 18469a5b1318SJouni Malinen 18479a5b1318SJouni Malinen return 0; 18486a7c9badSJouni Malinen } 18496a7c9badSJouni Malinen 18506a7c9badSJouni Malinen static int ath6kl_add_beacon(struct wiphy *wiphy, struct net_device *dev, 18516a7c9badSJouni Malinen struct beacon_parameters *info) 18526a7c9badSJouni Malinen { 18536a7c9badSJouni Malinen return ath6kl_ap_beacon(wiphy, dev, info, true); 18546a7c9badSJouni Malinen } 18556a7c9badSJouni Malinen 18566a7c9badSJouni Malinen static int ath6kl_set_beacon(struct wiphy *wiphy, struct net_device *dev, 18576a7c9badSJouni Malinen struct beacon_parameters *info) 18586a7c9badSJouni Malinen { 18596a7c9badSJouni Malinen return ath6kl_ap_beacon(wiphy, dev, info, false); 18606a7c9badSJouni Malinen } 18616a7c9badSJouni Malinen 18626a7c9badSJouni Malinen static int ath6kl_del_beacon(struct wiphy *wiphy, struct net_device *dev) 18636a7c9badSJouni Malinen { 18646a7c9badSJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 186559c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 18666a7c9badSJouni Malinen 1867f5938f24SVasanthakumar Thiagarajan if (vif->nw_type != AP_NETWORK) 18686a7c9badSJouni Malinen return -EOPNOTSUPP; 186959c98449SVasanthakumar Thiagarajan if (!test_bit(CONNECTED, &vif->flags)) 18706a7c9badSJouni Malinen return -ENOTCONN; 18716a7c9badSJouni Malinen 1872334234b5SVasanthakumar Thiagarajan ath6kl_wmi_disconnect_cmd(ar->wmi, vif->fw_vif_idx); 187359c98449SVasanthakumar Thiagarajan clear_bit(CONNECTED, &vif->flags); 18746a7c9badSJouni Malinen 18756a7c9badSJouni Malinen return 0; 18766a7c9badSJouni Malinen } 18776a7c9badSJouni Malinen 187823875136SJouni Malinen static int ath6kl_change_station(struct wiphy *wiphy, struct net_device *dev, 187923875136SJouni Malinen u8 *mac, struct station_parameters *params) 188023875136SJouni Malinen { 188123875136SJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 1882f5938f24SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 188323875136SJouni Malinen 1884f5938f24SVasanthakumar Thiagarajan if (vif->nw_type != AP_NETWORK) 188523875136SJouni Malinen return -EOPNOTSUPP; 188623875136SJouni Malinen 188723875136SJouni Malinen /* Use this only for authorizing/unauthorizing a station */ 188823875136SJouni Malinen if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED))) 188923875136SJouni Malinen return -EOPNOTSUPP; 189023875136SJouni Malinen 189123875136SJouni Malinen if (params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED)) 1892334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_ap_set_mlme(ar->wmi, vif->fw_vif_idx, 1893334234b5SVasanthakumar Thiagarajan WMI_AP_MLME_AUTHORIZE, mac, 0); 1894334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_ap_set_mlme(ar->wmi, vif->fw_vif_idx, 1895334234b5SVasanthakumar Thiagarajan WMI_AP_MLME_UNAUTHORIZE, mac, 0); 189623875136SJouni Malinen } 189723875136SJouni Malinen 189863fa1e0cSJouni Malinen static int ath6kl_remain_on_channel(struct wiphy *wiphy, 189963fa1e0cSJouni Malinen struct net_device *dev, 190063fa1e0cSJouni Malinen struct ieee80211_channel *chan, 190163fa1e0cSJouni Malinen enum nl80211_channel_type channel_type, 190263fa1e0cSJouni Malinen unsigned int duration, 190363fa1e0cSJouni Malinen u64 *cookie) 190463fa1e0cSJouni Malinen { 190563fa1e0cSJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 1906334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 190763fa1e0cSJouni Malinen 190863fa1e0cSJouni Malinen /* TODO: if already pending or ongoing remain-on-channel, 190963fa1e0cSJouni Malinen * return -EBUSY */ 191063fa1e0cSJouni Malinen *cookie = 1; /* only a single pending request is supported */ 191163fa1e0cSJouni Malinen 1912334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_remain_on_chnl_cmd(ar->wmi, vif->fw_vif_idx, 1913334234b5SVasanthakumar Thiagarajan chan->center_freq, duration); 191463fa1e0cSJouni Malinen } 191563fa1e0cSJouni Malinen 191663fa1e0cSJouni Malinen static int ath6kl_cancel_remain_on_channel(struct wiphy *wiphy, 191763fa1e0cSJouni Malinen struct net_device *dev, 191863fa1e0cSJouni Malinen u64 cookie) 191963fa1e0cSJouni Malinen { 192063fa1e0cSJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 1921334234b5SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 192263fa1e0cSJouni Malinen 192363fa1e0cSJouni Malinen if (cookie != 1) 192463fa1e0cSJouni Malinen return -ENOENT; 192563fa1e0cSJouni Malinen 1926334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_cancel_remain_on_chnl_cmd(ar->wmi, vif->fw_vif_idx); 192763fa1e0cSJouni Malinen } 192863fa1e0cSJouni Malinen 1929334234b5SVasanthakumar Thiagarajan static int ath6kl_send_go_probe_resp(struct ath6kl_vif *vif, 1930334234b5SVasanthakumar Thiagarajan const u8 *buf, size_t len, 1931334234b5SVasanthakumar Thiagarajan unsigned int freq) 19328bdfbf40SJouni Malinen { 1933334234b5SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 19348bdfbf40SJouni Malinen const u8 *pos; 19358bdfbf40SJouni Malinen u8 *p2p; 19368bdfbf40SJouni Malinen int p2p_len; 19378bdfbf40SJouni Malinen int ret; 19388bdfbf40SJouni Malinen const struct ieee80211_mgmt *mgmt; 19398bdfbf40SJouni Malinen 19408bdfbf40SJouni Malinen mgmt = (const struct ieee80211_mgmt *) buf; 19418bdfbf40SJouni Malinen 19428bdfbf40SJouni Malinen /* Include P2P IE(s) from the frame generated in user space. */ 19438bdfbf40SJouni Malinen 19448bdfbf40SJouni Malinen p2p = kmalloc(len, GFP_KERNEL); 19458bdfbf40SJouni Malinen if (p2p == NULL) 19468bdfbf40SJouni Malinen return -ENOMEM; 19478bdfbf40SJouni Malinen p2p_len = 0; 19488bdfbf40SJouni Malinen 19498bdfbf40SJouni Malinen pos = mgmt->u.probe_resp.variable; 19508bdfbf40SJouni Malinen while (pos + 1 < buf + len) { 19518bdfbf40SJouni Malinen if (pos + 2 + pos[1] > buf + len) 19528bdfbf40SJouni Malinen break; 19538bdfbf40SJouni Malinen if (ath6kl_is_p2p_ie(pos)) { 19548bdfbf40SJouni Malinen memcpy(p2p + p2p_len, pos, 2 + pos[1]); 19558bdfbf40SJouni Malinen p2p_len += 2 + pos[1]; 19568bdfbf40SJouni Malinen } 19578bdfbf40SJouni Malinen pos += 2 + pos[1]; 19588bdfbf40SJouni Malinen } 19598bdfbf40SJouni Malinen 1960334234b5SVasanthakumar Thiagarajan ret = ath6kl_wmi_send_probe_response_cmd(ar->wmi, vif->fw_vif_idx, freq, 1961334234b5SVasanthakumar Thiagarajan mgmt->da, p2p, p2p_len); 19628bdfbf40SJouni Malinen kfree(p2p); 19638bdfbf40SJouni Malinen return ret; 19648bdfbf40SJouni Malinen } 19658bdfbf40SJouni Malinen 19668a6c8060SJouni Malinen static int ath6kl_mgmt_tx(struct wiphy *wiphy, struct net_device *dev, 19678a6c8060SJouni Malinen struct ieee80211_channel *chan, bool offchan, 19688a6c8060SJouni Malinen enum nl80211_channel_type channel_type, 19698a6c8060SJouni Malinen bool channel_type_valid, unsigned int wait, 1970e247bd90SJohannes Berg const u8 *buf, size_t len, bool no_cck, 1971e247bd90SJohannes Berg bool dont_wait_for_ack, u64 *cookie) 19728a6c8060SJouni Malinen { 19738a6c8060SJouni Malinen struct ath6kl *ar = ath6kl_priv(dev); 197459c98449SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 19758a6c8060SJouni Malinen u32 id; 19768bdfbf40SJouni Malinen const struct ieee80211_mgmt *mgmt; 19778bdfbf40SJouni Malinen 19788bdfbf40SJouni Malinen mgmt = (const struct ieee80211_mgmt *) buf; 19798bdfbf40SJouni Malinen if (buf + len >= mgmt->u.probe_resp.variable && 1980f5938f24SVasanthakumar Thiagarajan vif->nw_type == AP_NETWORK && test_bit(CONNECTED, &vif->flags) && 19818bdfbf40SJouni Malinen ieee80211_is_probe_resp(mgmt->frame_control)) { 19828bdfbf40SJouni Malinen /* 19838bdfbf40SJouni Malinen * Send Probe Response frame in AP mode using a separate WMI 19848bdfbf40SJouni Malinen * command to allow the target to fill in the generic IEs. 19858bdfbf40SJouni Malinen */ 19868bdfbf40SJouni Malinen *cookie = 0; /* TX status not supported */ 1987334234b5SVasanthakumar Thiagarajan return ath6kl_send_go_probe_resp(vif, buf, len, 19888bdfbf40SJouni Malinen chan->center_freq); 19898bdfbf40SJouni Malinen } 19908a6c8060SJouni Malinen 1991cf5333d7SVasanthakumar Thiagarajan id = vif->send_action_id++; 19928a6c8060SJouni Malinen if (id == 0) { 19938a6c8060SJouni Malinen /* 19948a6c8060SJouni Malinen * 0 is a reserved value in the WMI command and shall not be 19958a6c8060SJouni Malinen * used for the command. 19968a6c8060SJouni Malinen */ 1997cf5333d7SVasanthakumar Thiagarajan id = vif->send_action_id++; 19988a6c8060SJouni Malinen } 19998a6c8060SJouni Malinen 20008a6c8060SJouni Malinen *cookie = id; 2001334234b5SVasanthakumar Thiagarajan return ath6kl_wmi_send_action_cmd(ar->wmi, vif->fw_vif_idx, id, 2002334234b5SVasanthakumar Thiagarajan chan->center_freq, wait, 20038a6c8060SJouni Malinen buf, len); 20048a6c8060SJouni Malinen } 20058a6c8060SJouni Malinen 2006ae32c30aSJouni Malinen static void ath6kl_mgmt_frame_register(struct wiphy *wiphy, 2007ae32c30aSJouni Malinen struct net_device *dev, 2008ae32c30aSJouni Malinen u16 frame_type, bool reg) 2009ae32c30aSJouni Malinen { 2010cf5333d7SVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 2011ae32c30aSJouni Malinen 2012ae32c30aSJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "%s: frame_type=0x%x reg=%d\n", 2013ae32c30aSJouni Malinen __func__, frame_type, reg); 2014ae32c30aSJouni Malinen if (frame_type == IEEE80211_STYPE_PROBE_REQ) { 2015ae32c30aSJouni Malinen /* 2016ae32c30aSJouni Malinen * Note: This notification callback is not allowed to sleep, so 2017ae32c30aSJouni Malinen * we cannot send WMI_PROBE_REQ_REPORT_CMD here. Instead, we 2018ae32c30aSJouni Malinen * hardcode target to report Probe Request frames all the time. 2019ae32c30aSJouni Malinen */ 2020cf5333d7SVasanthakumar Thiagarajan vif->probe_req_report = reg; 2021ae32c30aSJouni Malinen } 2022ae32c30aSJouni Malinen } 2023ae32c30aSJouni Malinen 2024f80574aeSJouni Malinen static const struct ieee80211_txrx_stypes 2025f80574aeSJouni Malinen ath6kl_mgmt_stypes[NUM_NL80211_IFTYPES] = { 2026f80574aeSJouni Malinen [NL80211_IFTYPE_STATION] = { 2027f80574aeSJouni Malinen .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2028f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 2029f80574aeSJouni Malinen .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2030f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 2031f80574aeSJouni Malinen }, 2032f80574aeSJouni Malinen [NL80211_IFTYPE_P2P_CLIENT] = { 2033f80574aeSJouni Malinen .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2034f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 2035f80574aeSJouni Malinen .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2036f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 2037f80574aeSJouni Malinen }, 2038f80574aeSJouni Malinen [NL80211_IFTYPE_P2P_GO] = { 2039f80574aeSJouni Malinen .tx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2040f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_RESP >> 4), 2041f80574aeSJouni Malinen .rx = BIT(IEEE80211_STYPE_ACTION >> 4) | 2042f80574aeSJouni Malinen BIT(IEEE80211_STYPE_PROBE_REQ >> 4) 2043f80574aeSJouni Malinen }, 2044f80574aeSJouni Malinen }; 2045f80574aeSJouni Malinen 2046bdcd8170SKalle Valo static struct cfg80211_ops ath6kl_cfg80211_ops = { 204755055976SVasanthakumar Thiagarajan .add_virtual_intf = ath6kl_cfg80211_add_iface, 204855055976SVasanthakumar Thiagarajan .del_virtual_intf = ath6kl_cfg80211_del_iface, 2049bdcd8170SKalle Valo .change_virtual_intf = ath6kl_cfg80211_change_iface, 2050bdcd8170SKalle Valo .scan = ath6kl_cfg80211_scan, 2051bdcd8170SKalle Valo .connect = ath6kl_cfg80211_connect, 2052bdcd8170SKalle Valo .disconnect = ath6kl_cfg80211_disconnect, 2053bdcd8170SKalle Valo .add_key = ath6kl_cfg80211_add_key, 2054bdcd8170SKalle Valo .get_key = ath6kl_cfg80211_get_key, 2055bdcd8170SKalle Valo .del_key = ath6kl_cfg80211_del_key, 2056bdcd8170SKalle Valo .set_default_key = ath6kl_cfg80211_set_default_key, 2057bdcd8170SKalle Valo .set_wiphy_params = ath6kl_cfg80211_set_wiphy_params, 2058bdcd8170SKalle Valo .set_tx_power = ath6kl_cfg80211_set_txpower, 2059bdcd8170SKalle Valo .get_tx_power = ath6kl_cfg80211_get_txpower, 2060bdcd8170SKalle Valo .set_power_mgmt = ath6kl_cfg80211_set_power_mgmt, 2061bdcd8170SKalle Valo .join_ibss = ath6kl_cfg80211_join_ibss, 2062bdcd8170SKalle Valo .leave_ibss = ath6kl_cfg80211_leave_ibss, 2063bdcd8170SKalle Valo .get_station = ath6kl_get_station, 2064bdcd8170SKalle Valo .set_pmksa = ath6kl_set_pmksa, 2065bdcd8170SKalle Valo .del_pmksa = ath6kl_del_pmksa, 2066bdcd8170SKalle Valo .flush_pmksa = ath6kl_flush_pmksa, 2067003353b0SKalle Valo CFG80211_TESTMODE_CMD(ath6kl_tm_cmd) 2068abcb344bSKalle Valo #ifdef CONFIG_PM 2069abcb344bSKalle Valo .suspend = ar6k_cfg80211_suspend, 2070aa6cffc1SChilam Ng .resume = ar6k_cfg80211_resume, 2071abcb344bSKalle Valo #endif 20726a7c9badSJouni Malinen .set_channel = ath6kl_set_channel, 20736a7c9badSJouni Malinen .add_beacon = ath6kl_add_beacon, 20746a7c9badSJouni Malinen .set_beacon = ath6kl_set_beacon, 20756a7c9badSJouni Malinen .del_beacon = ath6kl_del_beacon, 207623875136SJouni Malinen .change_station = ath6kl_change_station, 207763fa1e0cSJouni Malinen .remain_on_channel = ath6kl_remain_on_channel, 207863fa1e0cSJouni Malinen .cancel_remain_on_channel = ath6kl_cancel_remain_on_channel, 20798a6c8060SJouni Malinen .mgmt_tx = ath6kl_mgmt_tx, 2080ae32c30aSJouni Malinen .mgmt_frame_register = ath6kl_mgmt_frame_register, 2081bdcd8170SKalle Valo }; 2082bdcd8170SKalle Valo 20838dafb70eSVasanthakumar Thiagarajan struct ath6kl *ath6kl_core_alloc(struct device *dev) 2084bdcd8170SKalle Valo { 20856bbc7c35SJouni Malinen struct ath6kl *ar; 2086be98e3a4SVasanthakumar Thiagarajan struct wiphy *wiphy; 20878dafb70eSVasanthakumar Thiagarajan u8 ctr; 2088bdcd8170SKalle Valo 2089bdcd8170SKalle Valo /* create a new wiphy for use with cfg80211 */ 2090be98e3a4SVasanthakumar Thiagarajan wiphy = wiphy_new(&ath6kl_cfg80211_ops, sizeof(struct ath6kl)); 20918dafb70eSVasanthakumar Thiagarajan 2092be98e3a4SVasanthakumar Thiagarajan if (!wiphy) { 2093bdcd8170SKalle Valo ath6kl_err("couldn't allocate wiphy device\n"); 2094bdcd8170SKalle Valo return NULL; 2095bdcd8170SKalle Valo } 2096bdcd8170SKalle Valo 2097be98e3a4SVasanthakumar Thiagarajan ar = wiphy_priv(wiphy); 20986bbc7c35SJouni Malinen ar->p2p = !!ath6kl_p2p; 2099be98e3a4SVasanthakumar Thiagarajan ar->wiphy = wiphy; 21008dafb70eSVasanthakumar Thiagarajan ar->dev = dev; 21018dafb70eSVasanthakumar Thiagarajan 21028dafb70eSVasanthakumar Thiagarajan spin_lock_init(&ar->lock); 21038dafb70eSVasanthakumar Thiagarajan spin_lock_init(&ar->mcastpsq_lock); 2104990bd915SVasanthakumar Thiagarajan spin_lock_init(&ar->list_lock); 21058dafb70eSVasanthakumar Thiagarajan 21068dafb70eSVasanthakumar Thiagarajan init_waitqueue_head(&ar->event_wq); 21078dafb70eSVasanthakumar Thiagarajan sema_init(&ar->sem, 1); 21088dafb70eSVasanthakumar Thiagarajan 21098dafb70eSVasanthakumar Thiagarajan INIT_LIST_HEAD(&ar->amsdu_rx_buffer_queue); 2110990bd915SVasanthakumar Thiagarajan INIT_LIST_HEAD(&ar->vif_list); 21118dafb70eSVasanthakumar Thiagarajan 21128dafb70eSVasanthakumar Thiagarajan clear_bit(WMI_ENABLED, &ar->flag); 21138dafb70eSVasanthakumar Thiagarajan clear_bit(SKIP_SCAN, &ar->flag); 21148dafb70eSVasanthakumar Thiagarajan clear_bit(DESTROY_IN_PROGRESS, &ar->flag); 21158dafb70eSVasanthakumar Thiagarajan 21168dafb70eSVasanthakumar Thiagarajan ar->listen_intvl_t = A_DEFAULT_LISTEN_INTERVAL; 21178dafb70eSVasanthakumar Thiagarajan ar->listen_intvl_b = 0; 21188dafb70eSVasanthakumar Thiagarajan ar->tx_pwr = 0; 21198dafb70eSVasanthakumar Thiagarajan 21208dafb70eSVasanthakumar Thiagarajan ar->intra_bss = 1; 21218dafb70eSVasanthakumar Thiagarajan memset(&ar->sc_params, 0, sizeof(ar->sc_params)); 21228dafb70eSVasanthakumar Thiagarajan ar->sc_params.short_scan_ratio = WMI_SHORTSCANRATIO_DEFAULT; 21238dafb70eSVasanthakumar Thiagarajan ar->sc_params.scan_ctrl_flags = DEFAULT_SCAN_CTRL_FLAGS; 21248dafb70eSVasanthakumar Thiagarajan ar->lrssi_roam_threshold = DEF_LRSSI_ROAM_THRESHOLD; 21258dafb70eSVasanthakumar Thiagarajan 21268dafb70eSVasanthakumar Thiagarajan memset((u8 *)ar->sta_list, 0, 21278dafb70eSVasanthakumar Thiagarajan AP_MAX_NUM_STA * sizeof(struct ath6kl_sta)); 21288dafb70eSVasanthakumar Thiagarajan 21298dafb70eSVasanthakumar Thiagarajan /* Init the PS queues */ 21308dafb70eSVasanthakumar Thiagarajan for (ctr = 0; ctr < AP_MAX_NUM_STA; ctr++) { 21318dafb70eSVasanthakumar Thiagarajan spin_lock_init(&ar->sta_list[ctr].psq_lock); 21328dafb70eSVasanthakumar Thiagarajan skb_queue_head_init(&ar->sta_list[ctr].psq); 21338dafb70eSVasanthakumar Thiagarajan } 21348dafb70eSVasanthakumar Thiagarajan 21358dafb70eSVasanthakumar Thiagarajan skb_queue_head_init(&ar->mcastpsq); 21368dafb70eSVasanthakumar Thiagarajan 21378dafb70eSVasanthakumar Thiagarajan memcpy(ar->ap_country_code, DEF_AP_COUNTRY_CODE, 3); 21388dafb70eSVasanthakumar Thiagarajan 21398dafb70eSVasanthakumar Thiagarajan return ar; 21408dafb70eSVasanthakumar Thiagarajan } 21418dafb70eSVasanthakumar Thiagarajan 21428dafb70eSVasanthakumar Thiagarajan int ath6kl_register_ieee80211_hw(struct ath6kl *ar) 21438dafb70eSVasanthakumar Thiagarajan { 21448dafb70eSVasanthakumar Thiagarajan struct wiphy *wiphy = ar->wiphy; 21458dafb70eSVasanthakumar Thiagarajan int ret; 21466bbc7c35SJouni Malinen 2147be98e3a4SVasanthakumar Thiagarajan wiphy->mgmt_stypes = ath6kl_mgmt_stypes; 2148f80574aeSJouni Malinen 2149be98e3a4SVasanthakumar Thiagarajan wiphy->max_remain_on_channel_duration = 5000; 215063fa1e0cSJouni Malinen 2151bdcd8170SKalle Valo /* set device pointer for wiphy */ 21528dafb70eSVasanthakumar Thiagarajan set_wiphy_dev(wiphy, ar->dev); 2153bdcd8170SKalle Valo 2154be98e3a4SVasanthakumar Thiagarajan wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | 21558dafb70eSVasanthakumar Thiagarajan BIT(NL80211_IFTYPE_ADHOC) | 21568dafb70eSVasanthakumar Thiagarajan BIT(NL80211_IFTYPE_AP); 21576bbc7c35SJouni Malinen if (ar->p2p) { 2158be98e3a4SVasanthakumar Thiagarajan wiphy->interface_modes |= BIT(NL80211_IFTYPE_P2P_GO) | 21596bbc7c35SJouni Malinen BIT(NL80211_IFTYPE_P2P_CLIENT); 21606bbc7c35SJouni Malinen } 21618dafb70eSVasanthakumar Thiagarajan 2162bdcd8170SKalle Valo /* max num of ssids that can be probed during scanning */ 2163be98e3a4SVasanthakumar Thiagarajan wiphy->max_scan_ssids = MAX_PROBED_SSID_INDEX; 2164be98e3a4SVasanthakumar Thiagarajan wiphy->max_scan_ie_len = 1000; /* FIX: what is correct limit? */ 2165be98e3a4SVasanthakumar Thiagarajan wiphy->bands[IEEE80211_BAND_2GHZ] = &ath6kl_band_2ghz; 2166be98e3a4SVasanthakumar Thiagarajan wiphy->bands[IEEE80211_BAND_5GHZ] = &ath6kl_band_5ghz; 2167be98e3a4SVasanthakumar Thiagarajan wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; 2168bdcd8170SKalle Valo 2169be98e3a4SVasanthakumar Thiagarajan wiphy->cipher_suites = cipher_suites; 2170be98e3a4SVasanthakumar Thiagarajan wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites); 2171bdcd8170SKalle Valo 2172be98e3a4SVasanthakumar Thiagarajan ret = wiphy_register(wiphy); 2173bdcd8170SKalle Valo if (ret < 0) { 2174bdcd8170SKalle Valo ath6kl_err("couldn't register wiphy device\n"); 21758dafb70eSVasanthakumar Thiagarajan return ret; 21768dafb70eSVasanthakumar Thiagarajan } 21778dafb70eSVasanthakumar Thiagarajan 21788dafb70eSVasanthakumar Thiagarajan return 0; 21798dafb70eSVasanthakumar Thiagarajan } 21808dafb70eSVasanthakumar Thiagarajan 2181108438bcSVasanthakumar Thiagarajan static int ath6kl_init_if_data(struct ath6kl_vif *vif) 21828dafb70eSVasanthakumar Thiagarajan { 21832132c69cSVasanthakumar Thiagarajan vif->aggr_cntxt = aggr_init(vif->ndev); 21842132c69cSVasanthakumar Thiagarajan if (!vif->aggr_cntxt) { 21858dafb70eSVasanthakumar Thiagarajan ath6kl_err("failed to initialize aggr\n"); 21868dafb70eSVasanthakumar Thiagarajan return -ENOMEM; 21878dafb70eSVasanthakumar Thiagarajan } 21888dafb70eSVasanthakumar Thiagarajan 2189de3ad713SVasanthakumar Thiagarajan setup_timer(&vif->disconnect_timer, disconnect_timer_handler, 2190108438bcSVasanthakumar Thiagarajan (unsigned long) vif->ndev); 2191de3ad713SVasanthakumar Thiagarajan set_bit(WMM_ENABLED, &vif->flags); 2192478ac027SVasanthakumar Thiagarajan spin_lock_init(&vif->if_lock); 21938dafb70eSVasanthakumar Thiagarajan 21948dafb70eSVasanthakumar Thiagarajan return 0; 21958dafb70eSVasanthakumar Thiagarajan } 21968dafb70eSVasanthakumar Thiagarajan 2197108438bcSVasanthakumar Thiagarajan void ath6kl_deinit_if_data(struct ath6kl_vif *vif) 21988dafb70eSVasanthakumar Thiagarajan { 219955055976SVasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 220055055976SVasanthakumar Thiagarajan 22012132c69cSVasanthakumar Thiagarajan aggr_module_destroy(vif->aggr_cntxt); 2202108438bcSVasanthakumar Thiagarajan 220355055976SVasanthakumar Thiagarajan ar->avail_idx_map |= BIT(vif->fw_vif_idx); 220455055976SVasanthakumar Thiagarajan 220555055976SVasanthakumar Thiagarajan if (vif->nw_type == ADHOC_NETWORK) 220655055976SVasanthakumar Thiagarajan ar->ibss_if_active = false; 220755055976SVasanthakumar Thiagarajan 220827929723SVasanthakumar Thiagarajan unregister_netdevice(vif->ndev); 220955055976SVasanthakumar Thiagarajan 221055055976SVasanthakumar Thiagarajan ar->num_vif--; 22118dafb70eSVasanthakumar Thiagarajan } 22128dafb70eSVasanthakumar Thiagarajan 22138dafb70eSVasanthakumar Thiagarajan struct net_device *ath6kl_interface_add(struct ath6kl *ar, char *name, 221455055976SVasanthakumar Thiagarajan enum nl80211_iftype type, u8 fw_vif_idx, 221555055976SVasanthakumar Thiagarajan u8 nw_type) 22168dafb70eSVasanthakumar Thiagarajan { 22178dafb70eSVasanthakumar Thiagarajan struct net_device *ndev; 2218108438bcSVasanthakumar Thiagarajan struct ath6kl_vif *vif; 22198dafb70eSVasanthakumar Thiagarajan 222055055976SVasanthakumar Thiagarajan ndev = alloc_netdev(sizeof(*vif), name, ether_setup); 22218dafb70eSVasanthakumar Thiagarajan if (!ndev) 22228dafb70eSVasanthakumar Thiagarajan return NULL; 22238dafb70eSVasanthakumar Thiagarajan 2224108438bcSVasanthakumar Thiagarajan vif = netdev_priv(ndev); 2225108438bcSVasanthakumar Thiagarajan ndev->ieee80211_ptr = &vif->wdev; 2226108438bcSVasanthakumar Thiagarajan vif->wdev.wiphy = ar->wiphy; 2227108438bcSVasanthakumar Thiagarajan vif->ar = ar; 2228108438bcSVasanthakumar Thiagarajan vif->ndev = ndev; 2229108438bcSVasanthakumar Thiagarajan SET_NETDEV_DEV(ndev, wiphy_dev(vif->wdev.wiphy)); 2230108438bcSVasanthakumar Thiagarajan vif->wdev.netdev = ndev; 2231108438bcSVasanthakumar Thiagarajan vif->wdev.iftype = type; 2232334234b5SVasanthakumar Thiagarajan vif->fw_vif_idx = fw_vif_idx; 223355055976SVasanthakumar Thiagarajan vif->nw_type = vif->next_mode = nw_type; 2234108438bcSVasanthakumar Thiagarajan ar->wdev = &vif->wdev; 22358dafb70eSVasanthakumar Thiagarajan 223655055976SVasanthakumar Thiagarajan memcpy(ndev->dev_addr, ar->mac_addr, ETH_ALEN); 223755055976SVasanthakumar Thiagarajan if (fw_vif_idx != 0) 223855055976SVasanthakumar Thiagarajan ndev->dev_addr[0] = (ndev->dev_addr[0] ^ (1 << fw_vif_idx)) | 223955055976SVasanthakumar Thiagarajan 0x2; 224055055976SVasanthakumar Thiagarajan 22418dafb70eSVasanthakumar Thiagarajan init_netdev(ndev); 22428dafb70eSVasanthakumar Thiagarajan 2243e29f25f5SVasanthakumar Thiagarajan ath6kl_init_control_info(vif); 22448dafb70eSVasanthakumar Thiagarajan 22458dafb70eSVasanthakumar Thiagarajan /* TODO: Pass interface specific pointer instead of ar */ 2246108438bcSVasanthakumar Thiagarajan if (ath6kl_init_if_data(vif)) 22478dafb70eSVasanthakumar Thiagarajan goto err; 22488dafb70eSVasanthakumar Thiagarajan 224927929723SVasanthakumar Thiagarajan if (register_netdevice(ndev)) 22508dafb70eSVasanthakumar Thiagarajan goto err; 22518dafb70eSVasanthakumar Thiagarajan 225255055976SVasanthakumar Thiagarajan ar->avail_idx_map &= ~BIT(fw_vif_idx); 225314ee6f6bSVasanthakumar Thiagarajan vif->sme_state = SME_DISCONNECTED; 225459c98449SVasanthakumar Thiagarajan set_bit(WLAN_ENABLED, &vif->flags); 22558dafb70eSVasanthakumar Thiagarajan ar->wlan_pwr_state = WLAN_POWER_STATE_ON; 225659c98449SVasanthakumar Thiagarajan set_bit(NETDEV_REGISTERED, &vif->flags); 22578dafb70eSVasanthakumar Thiagarajan 225855055976SVasanthakumar Thiagarajan if (type == NL80211_IFTYPE_ADHOC) 225955055976SVasanthakumar Thiagarajan ar->ibss_if_active = true; 226055055976SVasanthakumar Thiagarajan 2261990bd915SVasanthakumar Thiagarajan spin_lock(&ar->list_lock); 2262990bd915SVasanthakumar Thiagarajan list_add_tail(&vif->list, &ar->vif_list); 2263990bd915SVasanthakumar Thiagarajan spin_unlock(&ar->list_lock); 2264990bd915SVasanthakumar Thiagarajan 22658dafb70eSVasanthakumar Thiagarajan return ndev; 22668dafb70eSVasanthakumar Thiagarajan 22678dafb70eSVasanthakumar Thiagarajan err: 226827929723SVasanthakumar Thiagarajan aggr_module_destroy(vif->aggr_cntxt); 226927929723SVasanthakumar Thiagarajan free_netdev(ndev); 2270bdcd8170SKalle Valo return NULL; 2271bdcd8170SKalle Valo } 2272bdcd8170SKalle Valo 22738dafb70eSVasanthakumar Thiagarajan void ath6kl_deinit_ieee80211_hw(struct ath6kl *ar) 2274bdcd8170SKalle Valo { 2275be98e3a4SVasanthakumar Thiagarajan wiphy_unregister(ar->wiphy); 2276be98e3a4SVasanthakumar Thiagarajan wiphy_free(ar->wiphy); 2277bdcd8170SKalle Valo } 2278