1bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* 2bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Copyright (c) 2004-2011 Atheros Communications Inc. 31b2df4073447234034e2329f0df584c6346a8ec3Vasanthakumar Thiagarajan * Copyright (c) 2011-2012 Qualcomm Atheros, Inc. 4bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 5bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Permission to use, copy, modify, and/or distribute this software for any 6bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * purpose with or without fee is hereby granted, provided that the above 7bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * copyright notice and this permission notice appear in all copies. 8bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 9bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 17bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 18bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo#include "core.h" 19bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo#include "hif-ops.h" 20bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo#include "cfg80211.h" 21bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo#include "target.h" 22bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo#include "debug.h" 23bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 246765d0aa5ff5b92098f5e571f26904106eae6ff3Vasanthakumar Thiagarajanstruct ath6kl_sta *ath6kl_find_sta(struct ath6kl_vif *vif, u8 *node_addr) 25bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 266765d0aa5ff5b92098f5e571f26904106eae6ff3Vasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 27bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_sta *conn = NULL; 28bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 i, max_conn; 29bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 30f5938f249a08a4e6c9046fa095be00db664158ccVasanthakumar Thiagarajan max_conn = (vif->nw_type == AP_NETWORK) ? AP_MAX_NUM_STA : 0; 31bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 32bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (i = 0; i < max_conn; i++) { 33bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (memcmp(node_addr, ar->sta_list[i].mac, ETH_ALEN) == 0) { 34bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo conn = &ar->sta_list[i]; 35bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 36bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 37bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 38bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 39bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return conn; 40bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 41bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 42bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostruct ath6kl_sta *ath6kl_find_sta_by_aid(struct ath6kl *ar, u8 aid) 43bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 44bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_sta *conn = NULL; 45bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 ctr; 46bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 47bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (ctr = 0; ctr < AP_MAX_NUM_STA; ctr++) { 48bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ar->sta_list[ctr].aid == aid) { 49bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo conn = &ar->sta_list[ctr]; 50bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 51bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 52bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 53bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return conn; 54bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 55bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 5617741c8db4f53200a51600d1644ee6a2b76f0984Vasanthakumar Thiagarajanstatic void ath6kl_add_new_sta(struct ath6kl_vif *vif, u8 *mac, u16 aid, 5717741c8db4f53200a51600d1644ee6a2b76f0984Vasanthakumar Thiagarajan u8 *wpaie, size_t ielen, u8 keymgmt, 5817741c8db4f53200a51600d1644ee6a2b76f0984Vasanthakumar Thiagarajan u8 ucipher, u8 auth, u8 apsd_info) 59bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 6017741c8db4f53200a51600d1644ee6a2b76f0984Vasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 61bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_sta *sta; 62bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 free_slot; 63bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 64bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo free_slot = aid - 1; 65bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 66bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta = &ar->sta_list[free_slot]; 67bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memcpy(sta->mac, mac, ETH_ALEN); 683c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen if (ielen <= ATH6KL_MAX_IE) 693c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen memcpy(sta->wpa_ie, wpaie, ielen); 70bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->aid = aid; 71bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->keymgmt = keymgmt; 72bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->ucipher = ucipher; 73bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->auth = auth; 74c1762a3fe196483981f91b926f5f6ee18af757f2Thirumalai Pachamuthu sta->apsd_info = apsd_info; 75bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 76bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->sta_list_index = ar->sta_list_index | (1 << free_slot); 77bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->ap_stats.sta[free_slot].aid = cpu_to_le32(aid); 78c86515412f0c364f2d45029b45d5909614087af3Vasanthakumar Thiagarajan aggr_conn_init(vif, vif->aggr_cntxt, sta->aggr_conn); 79bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 80bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 81bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6kl_sta_cleanup(struct ath6kl *ar, u8 i) 82bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 83bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_sta *sta = &ar->sta_list[i]; 84d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan struct ath6kl_mgmt_buff *entry, *tmp; 85bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 86bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* empty the queued pkts in the PS queue if any */ 87bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&sta->psq_lock); 88bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo skb_queue_purge(&sta->psq); 89c1762a3fe196483981f91b926f5f6ee18af757f2Thirumalai Pachamuthu skb_queue_purge(&sta->apsdq); 90d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan 91d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan if (sta->mgmt_psq_len != 0) { 92d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan list_for_each_entry_safe(entry, tmp, &sta->mgmt_psq, list) { 93d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan kfree(entry); 94d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan } 95d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan INIT_LIST_HEAD(&sta->mgmt_psq); 96d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan sta->mgmt_psq_len = 0; 97d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan } 98d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan 99bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&sta->psq_lock); 100bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 101bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(&ar->ap_stats.sta[sta->aid - 1], 0, 102bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sizeof(struct wmi_per_sta_stat)); 103bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(sta->mac, 0, ETH_ALEN); 104bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(sta->wpa_ie, 0, ATH6KL_MAX_IE); 105bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->aid = 0; 106bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->sta_flags = 0; 107bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 108bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->sta_list_index = ar->sta_list_index & ~(1 << i); 1091d2a4456de20db73362c86c88fe9c02169f29d0aVasanthakumar Thiagarajan aggr_reset_state(sta->aggr_conn); 110bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 111bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 112bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic u8 ath6kl_remove_sta(struct ath6kl *ar, u8 *mac, u16 reason) 113bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 114bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 i, removed = 0; 115bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 116bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (is_zero_ether_addr(mac)) 117bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return removed; 118bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 119bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (is_broadcast_ether_addr(mac)) { 120bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, "deleting all station\n"); 121bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 122bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (i = 0; i < AP_MAX_NUM_STA; i++) { 123bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!is_zero_ether_addr(ar->sta_list[i].mac)) { 124bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_sta_cleanup(ar, i); 125bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo removed = 1; 126bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 127bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 128bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else { 129bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (i = 0; i < AP_MAX_NUM_STA; i++) { 130bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (memcmp(ar->sta_list[i].mac, mac, ETH_ALEN) == 0) { 131bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, 132bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo "deleting station %pM aid=%d reason=%d\n", 133bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo mac, ar->sta_list[i].aid, reason); 134bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_sta_cleanup(ar, i); 135bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo removed = 1; 136bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 137bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 138bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 139bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 140bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 141bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return removed; 142bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 143bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 144bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valoenum htc_endpoint_id ath6kl_ac2_endpoint_id(void *devt, u8 ac) 145bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 146bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = devt; 147bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return ar->ac2ep_map[ac]; 148bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 149bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 150bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostruct ath6kl_cookie *ath6kl_alloc_cookie(struct ath6kl *ar) 151bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 152bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_cookie *cookie; 153bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 154bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cookie = ar->cookie_list; 155bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cookie != NULL) { 156bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_list = cookie->arc_list_next; 157bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_count--; 158bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 159bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 160bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return cookie; 161bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 162bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 163bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_cookie_init(struct ath6kl *ar) 164bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 165bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u32 i; 166bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 167bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_list = NULL; 168bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_count = 0; 169bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 170bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(ar->cookie_mem, 0, sizeof(ar->cookie_mem)); 171bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 172bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (i = 0; i < MAX_COOKIE_NUM; i++) 173bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_free_cookie(ar, &ar->cookie_mem[i]); 174bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 175bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 176bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_cookie_cleanup(struct ath6kl *ar) 177bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 178bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_list = NULL; 179bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_count = 0; 180bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 181bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 182bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_free_cookie(struct ath6kl *ar, struct ath6kl_cookie *cookie) 183bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 184bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* Insert first */ 185bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 186bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!ar || !cookie) 187bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 188bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 189bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cookie->arc_list_next = ar->cookie_list; 190bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_list = cookie; 191bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_count++; 192bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 193bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 194bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* 195addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo * Read from the hardware through its diagnostic window. No cooperation 196addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo * from the firmware is required for this. 197bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 198addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valoint ath6kl_diag_read32(struct ath6kl *ar, u32 address, u32 *value) 199bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 200addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo int ret; 201bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 202c71114959dc952a509822f22251d01004b3b94ccKalle Valo ret = ath6kl_hif_diag_read32(ar, address, value); 203addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo if (ret) { 204addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo ath6kl_warn("failed to read32 through diagnose window: %d\n", 205addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo ret); 206addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo return ret; 207bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 208bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 209addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo return 0; 210bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 211bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 212bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* 213bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Write to the ATH6KL through its diagnostic window. No cooperation from 214bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * the Target is required for this. 215bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 216f9ea0753a18448a5e92369317b6ac061fe1275bfVasanthakumar Thiagarajanint ath6kl_diag_write32(struct ath6kl *ar, u32 address, __le32 value) 217bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 218addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo int ret; 219bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 220c71114959dc952a509822f22251d01004b3b94ccKalle Valo ret = ath6kl_hif_diag_write32(ar, address, value); 221c71114959dc952a509822f22251d01004b3b94ccKalle Valo 222addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo if (ret) { 223addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo ath6kl_err("failed to write 0x%x during diagnose window to 0x%d\n", 224addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo address, value); 225addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo return ret; 226bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 227bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 228c71114959dc952a509822f22251d01004b3b94ccKalle Valo return 0; 229bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 230bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 231addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valoint ath6kl_diag_read(struct ath6kl *ar, u32 address, void *data, u32 length) 232bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 233addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo u32 count, *buf = data; 234addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo int ret; 235bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 236addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo if (WARN_ON(length % 4)) 237addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo return -EINVAL; 238addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo 239addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo for (count = 0; count < length / 4; count++, address += 4) { 240addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo ret = ath6kl_diag_read32(ar, address, &buf[count]); 241addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo if (ret) 242addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo return ret; 243bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 244bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 245addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo return 0; 246addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo} 247addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo 248addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valoint ath6kl_diag_write(struct ath6kl *ar, u32 address, void *data, u32 length) 249addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo{ 250f9ea0753a18448a5e92369317b6ac061fe1275bfVasanthakumar Thiagarajan u32 count; 251f9ea0753a18448a5e92369317b6ac061fe1275bfVasanthakumar Thiagarajan __le32 *buf = data; 252addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo int ret; 253addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo 254addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo if (WARN_ON(length % 4)) 255addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo return -EINVAL; 256addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo 257addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo for (count = 0; count < length / 4; count++, address += 4) { 258addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo ret = ath6kl_diag_write32(ar, address, buf[count]); 259addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo if (ret) 260addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo return ret; 261addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo } 262addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo 263addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo return 0; 264bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 265bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 266bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valoint ath6kl_read_fwlogs(struct ath6kl *ar) 267bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo{ 268bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo struct ath6kl_dbglog_hdr debug_hdr; 269bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo struct ath6kl_dbglog_buf debug_buf; 270bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo u32 address, length, dropped, firstbuf, debug_hdr_addr; 271e80ec84d9352419a7c0482edfbf1b96eaa4c8b95Raja Mani int ret, loop; 272bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo u8 *buf; 273bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 274bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo buf = kmalloc(ATH6KL_FWLOG_PAYLOAD_SIZE, GFP_KERNEL); 275bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo if (!buf) 276bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo return -ENOMEM; 277bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 278bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo address = TARG_VTOP(ar->target_type, 279bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo ath6kl_get_hi_item_addr(ar, 280bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo HI_ITEM(hi_dbglog_hdr))); 281bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 282bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo ret = ath6kl_diag_read32(ar, address, &debug_hdr_addr); 283bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo if (ret) 284bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo goto out; 285bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 286bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo /* Get the contents of the ring buffer */ 287bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo if (debug_hdr_addr == 0) { 288bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo ath6kl_warn("Invalid address for debug_hdr_addr\n"); 289bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo ret = -EINVAL; 290bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo goto out; 291bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo } 292bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 293bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo address = TARG_VTOP(ar->target_type, debug_hdr_addr); 294bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo ath6kl_diag_read(ar, address, &debug_hdr, sizeof(debug_hdr)); 295bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 296bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo address = TARG_VTOP(ar->target_type, 297bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo le32_to_cpu(debug_hdr.dbuf_addr)); 298bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo firstbuf = address; 299bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo dropped = le32_to_cpu(debug_hdr.dropped); 300bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo ath6kl_diag_read(ar, address, &debug_buf, sizeof(debug_buf)); 301bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 302bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo loop = 100; 303bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 304bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo do { 305bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo address = TARG_VTOP(ar->target_type, 306bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo le32_to_cpu(debug_buf.buffer_addr)); 307bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo length = le32_to_cpu(debug_buf.length); 308bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 309bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo if (length != 0 && (le32_to_cpu(debug_buf.length) <= 310bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo le32_to_cpu(debug_buf.bufsize))) { 311bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo length = ALIGN(length, 4); 312bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 313bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo ret = ath6kl_diag_read(ar, address, 314bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo buf, length); 315bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo if (ret) 316bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo goto out; 317bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 318bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo ath6kl_debug_fwlog_event(ar, buf, length); 319bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo } 320bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 321bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo address = TARG_VTOP(ar->target_type, 322bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo le32_to_cpu(debug_buf.next)); 323bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo ath6kl_diag_read(ar, address, &debug_buf, sizeof(debug_buf)); 324bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo if (ret) 325bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo goto out; 326bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 327bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo loop--; 328bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 329bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo if (WARN_ON(loop == 0)) { 330bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo ret = -ETIMEDOUT; 331bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo goto out; 332bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo } 333bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo } while (address != firstbuf); 334bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 335bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valoout: 336bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo kfree(buf); 337bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 338bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo return ret; 339bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo} 340bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 34131024d99003486c90c793dea58b55f7920f0488bKevin Fang/* FIXME: move to a better place, target.h? */ 34231024d99003486c90c793dea58b55f7920f0488bKevin Fang#define AR6003_RESET_CONTROL_ADDRESS 0x00004000 34331024d99003486c90c793dea58b55f7920f0488bKevin Fang#define AR6004_RESET_CONTROL_ADDRESS 0x00004000 34431024d99003486c90c793dea58b55f7920f0488bKevin Fang 3456db8fa53ad4fa6d4b390e9bdd68f1238a01070eeVasanthakumar Thiagarajanvoid ath6kl_reset_device(struct ath6kl *ar, u32 target_type, 3466db8fa53ad4fa6d4b390e9bdd68f1238a01070eeVasanthakumar Thiagarajan bool wait_fot_compltn, bool cold_reset) 347bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 348bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int status = 0; 349bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u32 address; 350f9ea0753a18448a5e92369317b6ac061fe1275bfVasanthakumar Thiagarajan __le32 data; 351bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 35231024d99003486c90c793dea58b55f7920f0488bKevin Fang if (target_type != TARGET_TYPE_AR6003 && 35396f1fadc94bc8dcde814109439e416143eed50faKalle Valo target_type != TARGET_TYPE_AR6004) 354bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 355bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 356f9ea0753a18448a5e92369317b6ac061fe1275bfVasanthakumar Thiagarajan data = cold_reset ? cpu_to_le32(RESET_CONTROL_COLD_RST) : 357f9ea0753a18448a5e92369317b6ac061fe1275bfVasanthakumar Thiagarajan cpu_to_le32(RESET_CONTROL_MBOX_RST); 358bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 35931024d99003486c90c793dea58b55f7920f0488bKevin Fang switch (target_type) { 36031024d99003486c90c793dea58b55f7920f0488bKevin Fang case TARGET_TYPE_AR6003: 36131024d99003486c90c793dea58b55f7920f0488bKevin Fang address = AR6003_RESET_CONTROL_ADDRESS; 36231024d99003486c90c793dea58b55f7920f0488bKevin Fang break; 36331024d99003486c90c793dea58b55f7920f0488bKevin Fang case TARGET_TYPE_AR6004: 36431024d99003486c90c793dea58b55f7920f0488bKevin Fang address = AR6004_RESET_CONTROL_ADDRESS; 36531024d99003486c90c793dea58b55f7920f0488bKevin Fang break; 36631024d99003486c90c793dea58b55f7920f0488bKevin Fang } 36731024d99003486c90c793dea58b55f7920f0488bKevin Fang 368addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo status = ath6kl_diag_write32(ar, address, data); 369bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 370bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (status) 371bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_err("failed to reset target\n"); 372bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 373bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 374240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanstatic void ath6kl_install_static_wep_keys(struct ath6kl_vif *vif) 375bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 376bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 index; 377bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 keyusage; 378bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 379792ecb33080f4e315695e0fe21cf3a3c2a514dd0Vivek Natarajan for (index = 0; index <= WMI_MAX_KEY_INDEX; index++) { 3806f2a73f9e5c7013e14cf898fead81a363cdf0548Vasanthakumar Thiagarajan if (vif->wep_key_list[index].key_len) { 381bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo keyusage = GROUP_USAGE; 3823450334f392bca1fccbf04a90020161ec4404a1eVasanthakumar Thiagarajan if (index == vif->def_txkey_index) 383bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo keyusage |= TX_USAGE; 384bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 385240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_wmi_addkey_cmd(vif->ar->wmi, vif->fw_vif_idx, 386bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo index, 387bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo WEP_CRYPT, 388bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo keyusage, 3896f2a73f9e5c7013e14cf898fead81a363cdf0548Vasanthakumar Thiagarajan vif->wep_key_list[index].key_len, 390f4bb9a6fbc1f49058fc9eb6dcb4a3022d99013b4Jouni Malinen NULL, 0, 3916f2a73f9e5c7013e14cf898fead81a363cdf0548Vasanthakumar Thiagarajan vif->wep_key_list[index].key, 392bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo KEY_OP_INIT_VAL, NULL, 393bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo NO_SYNC_WMIFLAG); 394bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 395bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 396bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 397bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 398240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanvoid ath6kl_connect_ap_mode_bss(struct ath6kl_vif *vif, u16 channel) 399bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 400240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 401bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_req_key *ik; 4029a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen int res; 4039a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen u8 key_rsc[ATH6KL_KEY_SEQ_LEN]; 404bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 405572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen ik = &ar->ap_mode_bkey; 406bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 407572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "AP mode started on %u MHz\n", channel); 4089a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen 4093450334f392bca1fccbf04a90020161ec4404a1eVasanthakumar Thiagarajan switch (vif->auth_mode) { 410572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen case NONE_AUTH: 4113450334f392bca1fccbf04a90020161ec4404a1eVasanthakumar Thiagarajan if (vif->prwise_crypto == WEP_CRYPT) 412240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_install_static_wep_keys(vif); 4134703290af46c73094b5252f0cd643c64613c2cb2Jouni Malinen if (!ik->valid || ik->key_type != WAPI_CRYPT) 4144703290af46c73094b5252f0cd643c64613c2cb2Jouni Malinen break; 4154703290af46c73094b5252f0cd643c64613c2cb2Jouni Malinen /* for WAPI, we need to set the delayed group key, continue: */ 416572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen case WPA_PSK_AUTH: 417572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen case WPA2_PSK_AUTH: 418572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen case (WPA_PSK_AUTH | WPA2_PSK_AUTH): 419572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen if (!ik->valid) 420bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 4219a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen 422572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "Delayed addkey for " 423572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen "the initial group key for AP mode\n"); 424572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen memset(key_rsc, 0, sizeof(key_rsc)); 425572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen res = ath6kl_wmi_addkey_cmd( 426334234b51453fe5def250bd60ea63b1f04a8e0d2Vasanthakumar Thiagarajan ar->wmi, vif->fw_vif_idx, ik->key_index, ik->key_type, 427f4bb9a6fbc1f49058fc9eb6dcb4a3022d99013b4Jouni Malinen GROUP_USAGE, ik->key_len, key_rsc, ATH6KL_KEY_SEQ_LEN, 428f4bb9a6fbc1f49058fc9eb6dcb4a3022d99013b4Jouni Malinen ik->key, 429572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen KEY_OP_INIT_VAL, NULL, SYNC_BOTH_WMIFLAG); 430572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen if (res) { 431572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "Delayed " 432572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen "addkey failed: %d\n", res); 433bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 434572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen break; 435bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 436bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 437240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, NONE_BSS_FILTER, 0); 43859c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan set_bit(CONNECTED, &vif->flags); 439240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan netif_carrier_on(vif->ndev); 440572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen} 441572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen 442240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanvoid ath6kl_connect_ap_mode_sta(struct ath6kl_vif *vif, u16 aid, u8 *mac_addr, 443572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen u8 keymgmt, u8 ucipher, u8 auth, 444c1762a3fe196483981f91b926f5f6ee18af757f2Thirumalai Pachamuthu u8 assoc_req_len, u8 *assoc_info, u8 apsd_info) 445572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen{ 446572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen u8 *ies = NULL, *wpa_ie = NULL, *pos; 447572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen size_t ies_len = 0; 448572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen struct station_info sinfo; 449572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen 450572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen ath6kl_dbg(ATH6KL_DBG_TRC, "new station %pM aid=%d\n", mac_addr, aid); 451bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 4523c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen if (assoc_req_len > sizeof(struct ieee80211_hdr_3addr)) { 4533c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen struct ieee80211_mgmt *mgmt = 4543c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen (struct ieee80211_mgmt *) assoc_info; 4553c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen if (ieee80211_is_assoc_req(mgmt->frame_control) && 4563c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen assoc_req_len >= sizeof(struct ieee80211_hdr_3addr) + 4573c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen sizeof(mgmt->u.assoc_req)) { 4583c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen ies = mgmt->u.assoc_req.variable; 4593c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen ies_len = assoc_info + assoc_req_len - ies; 4603c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen } else if (ieee80211_is_reassoc_req(mgmt->frame_control) && 4613c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen assoc_req_len >= sizeof(struct ieee80211_hdr_3addr) 4623c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen + sizeof(mgmt->u.reassoc_req)) { 4633c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen ies = mgmt->u.reassoc_req.variable; 4643c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen ies_len = assoc_info + assoc_req_len - ies; 4653c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen } 4663c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen } 4673c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen 4683c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen pos = ies; 4693c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen while (pos && pos + 1 < ies + ies_len) { 4703c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen if (pos + 2 + pos[1] > ies + ies_len) 4713c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen break; 4723c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen if (pos[0] == WLAN_EID_RSN) 4733c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen wpa_ie = pos; /* RSN IE */ 4743c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen else if (pos[0] == WLAN_EID_VENDOR_SPECIFIC && 4753c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen pos[1] >= 4 && 4763c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen pos[2] == 0x00 && pos[3] == 0x50 && pos[4] == 0xf2) { 4773c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen if (pos[5] == 0x01) 4783c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen wpa_ie = pos; /* WPA IE */ 4793c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen else if (pos[5] == 0x04) { 4803c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen wpa_ie = pos; /* WPS IE */ 4813c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen break; /* overrides WPA/RSN IE */ 4823c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen } 48330677ae015ade68a315e66385f64448c532ce39aDai Shuibing } else if (pos[0] == 0x44 && wpa_ie == NULL) { 48430677ae015ade68a315e66385f64448c532ce39aDai Shuibing /* 48530677ae015ade68a315e66385f64448c532ce39aDai Shuibing * Note: WAPI Parameter Set IE re-uses Element ID that 48630677ae015ade68a315e66385f64448c532ce39aDai Shuibing * was officially allocated for BSS AC Access Delay. As 48730677ae015ade68a315e66385f64448c532ce39aDai Shuibing * such, we need to be a bit more careful on when 48830677ae015ade68a315e66385f64448c532ce39aDai Shuibing * parsing the frame. However, BSS AC Access Delay 48930677ae015ade68a315e66385f64448c532ce39aDai Shuibing * element is not supposed to be included in 49030677ae015ade68a315e66385f64448c532ce39aDai Shuibing * (Re)Association Request frames, so this should not 49130677ae015ade68a315e66385f64448c532ce39aDai Shuibing * cause problems. 49230677ae015ade68a315e66385f64448c532ce39aDai Shuibing */ 49330677ae015ade68a315e66385f64448c532ce39aDai Shuibing wpa_ie = pos; /* WAPI IE */ 49430677ae015ade68a315e66385f64448c532ce39aDai Shuibing break; 4953c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen } 4963c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen pos += 2 + pos[1]; 4973c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen } 4983c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen 49917741c8db4f53200a51600d1644ee6a2b76f0984Vasanthakumar Thiagarajan ath6kl_add_new_sta(vif, mac_addr, aid, wpa_ie, 5003c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen wpa_ie ? 2 + wpa_ie[1] : 0, 501c1762a3fe196483981f91b926f5f6ee18af757f2Thirumalai Pachamuthu keymgmt, ucipher, auth, apsd_info); 502bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 503bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* send event to application */ 504bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(&sinfo, 0, sizeof(sinfo)); 505bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 506bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* TODO: sinfo.generation */ 5073c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen 5083c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen sinfo.assoc_req_ies = ies; 5093c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen sinfo.assoc_req_ies_len = ies_len; 5103c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen sinfo.filled |= STATION_INFO_ASSOC_REQ_IES; 5113c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen 512240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan cfg80211_new_sta(vif->ndev, mac_addr, &sinfo, GFP_KERNEL); 513bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 514240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan netif_wake_queue(vif->ndev); 515bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 516bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 517bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid disconnect_timer_handler(unsigned long ptr) 518bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 519bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct net_device *dev = (struct net_device *)ptr; 520334234b51453fe5def250bd60ea63b1f04a8e0d2Vasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 521bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 522e29f25f5cd23d705b3a186e53cfddd3663875c45Vasanthakumar Thiagarajan ath6kl_init_profile_info(vif); 523240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_disconnect(vif); 524bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 525bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 526240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanvoid ath6kl_disconnect(struct ath6kl_vif *vif) 527bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 52859c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags) || 52959c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan test_bit(CONNECT_PEND, &vif->flags)) { 530240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_wmi_disconnect_cmd(vif->ar->wmi, vif->fw_vif_idx); 531bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 532bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Disconnect command is issued, clear the connect pending 533bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * flag. The connected flag will be cleared in 534bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * disconnect event notification. 535bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 53659c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan clear_bit(CONNECT_PEND, &vif->flags); 537bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 538bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 539bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 540bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* WMI Event handlers */ 541bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 542bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_ready_event(void *devt, u8 *datap, u32 sw_ver, u32 abi_ver) 543bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 544bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = devt; 545bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 546d66ea4f9d63732790ae260eccb6c991dfa7a3b32Vasanthakumar Thiagarajan memcpy(ar->mac_addr, datap, ETH_ALEN); 547bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, "%s: mac addr = %pM\n", 548d66ea4f9d63732790ae260eccb6c991dfa7a3b32Vasanthakumar Thiagarajan __func__, ar->mac_addr); 549bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 550bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->version.wlan_ver = sw_ver; 551bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->version.abi_ver = abi_ver; 552bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 553be98e3a48cb9b9e63da8537a378f656af2a9f2c6Vasanthakumar Thiagarajan snprintf(ar->wiphy->fw_version, 554be98e3a48cb9b9e63da8537a378f656af2a9f2c6Vasanthakumar Thiagarajan sizeof(ar->wiphy->fw_version), 555bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo "%u.%u.%u.%u", 556bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (ar->version.wlan_ver & 0xf0000000) >> 28, 557bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (ar->version.wlan_ver & 0x0f000000) >> 24, 558bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (ar->version.wlan_ver & 0x00ff0000) >> 16, 559bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (ar->version.wlan_ver & 0x0000ffff)); 560bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 561bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* indicate to the waiting thread that the ready event was received */ 562bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo set_bit(WMI_READY, &ar->flag); 563bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo wake_up(&ar->event_wq); 564bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 565bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 566240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanvoid ath6kl_scan_complete_evt(struct ath6kl_vif *vif, int status) 567bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 568240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 5691c17d313891c1477f5aad8d2e1da473bf8b9499dKalle Valo bool aborted = false; 57059c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan 5711c17d313891c1477f5aad8d2e1da473bf8b9499dKalle Valo if (status != WMI_SCAN_STATUS_SUCCESS) 5721c17d313891c1477f5aad8d2e1da473bf8b9499dKalle Valo aborted = true; 5731c17d313891c1477f5aad8d2e1da473bf8b9499dKalle Valo 5741c17d313891c1477f5aad8d2e1da473bf8b9499dKalle Valo ath6kl_cfg80211_scan_complete_event(vif, aborted); 575bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 576551185ca0a97a11917edc3ad8e11d68912795902Jouni Malinen if (!ar->usr_bss_filter) { 57759c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags); 578240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, 579240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan NONE_BSS_FILTER, 0); 580551185ca0a97a11917edc3ad8e11d68912795902Jouni Malinen } 581bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 582d23ace77e2d90a093ead65a03d97c36ec261ce71Kalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "scan complete: %d\n", status); 583bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 584bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 585240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanvoid ath6kl_connect_event(struct ath6kl_vif *vif, u16 channel, u8 *bssid, 586bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u16 listen_int, u16 beacon_int, 587bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo enum network_type net_type, u8 beacon_ie_len, 588bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 assoc_req_len, u8 assoc_resp_len, 589bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 *assoc_info) 590bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 591240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 59259c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan 593240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_cfg80211_connect_event(vif, channel, bssid, 594bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo listen_int, beacon_int, 595bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo net_type, beacon_ie_len, 596bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo assoc_req_len, assoc_resp_len, 597bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo assoc_info); 598bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 5998c8b65e3e3b81d28d185f0a8b6543e42b50a812dVasanthakumar Thiagarajan memcpy(vif->bssid, bssid, sizeof(vif->bssid)); 600f74bac54a507a1b71be352d422b25cb5fd38db54Vasanthakumar Thiagarajan vif->bss_ch = channel; 601bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 6028f46fccd6cd0d7ba70ba1636e59e98ca17dd2239Raja Mani if ((vif->nw_type == INFRA_NETWORK)) 603334234b51453fe5def250bd60ea63b1f04a8e0d2Vasanthakumar Thiagarajan ath6kl_wmi_listeninterval_cmd(ar->wmi, vif->fw_vif_idx, 6048f46fccd6cd0d7ba70ba1636e59e98ca17dd2239Raja Mani vif->listen_intvl_t, 0); 605bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 606240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan netif_wake_queue(vif->ndev); 607bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 608bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* Update connect & link status atomically */ 609478ac0272154023abb813db7ae12dc380caeb68eVasanthakumar Thiagarajan spin_lock_bh(&vif->if_lock); 61059c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan set_bit(CONNECTED, &vif->flags); 61159c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan clear_bit(CONNECT_PEND, &vif->flags); 612240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan netif_carrier_on(vif->ndev); 613478ac0272154023abb813db7ae12dc380caeb68eVasanthakumar Thiagarajan spin_unlock_bh(&vif->if_lock); 614bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 6151d2a4456de20db73362c86c88fe9c02169f29d0aVasanthakumar Thiagarajan aggr_reset_state(vif->aggr_cntxt->aggr_conn); 616cf5333d70f822d950f0c2f4bec7a8939871d9b6aVasanthakumar Thiagarajan vif->reconnect_flag = 0; 617bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 618f5938f249a08a4e6c9046fa095be00db664158ccVasanthakumar Thiagarajan if ((vif->nw_type == ADHOC_NETWORK) && ar->ibss_ps_enable) { 619bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(ar->node_map, 0, sizeof(ar->node_map)); 620bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->node_num = 0; 621bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->next_ep_id = ENDPOINT_2; 622bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 623bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 624551185ca0a97a11917edc3ad8e11d68912795902Jouni Malinen if (!ar->usr_bss_filter) { 62559c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan set_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags); 626240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, 627240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan CURRENT_BSS_FILTER, 0); 628551185ca0a97a11917edc3ad8e11d68912795902Jouni Malinen } 629bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 630bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 631240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanvoid ath6kl_tkip_micerr_event(struct ath6kl_vif *vif, u8 keyid, bool ismcast) 632bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 633bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_sta *sta; 634240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 635bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 tsc[6]; 636240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan 637bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 638bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * For AP case, keyid will have aid of STA which sent pkt with 639bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * MIC error. Use this aid to get MAC & send it to hostapd. 640bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 641f5938f249a08a4e6c9046fa095be00db664158ccVasanthakumar Thiagarajan if (vif->nw_type == AP_NETWORK) { 642bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta = ath6kl_find_sta_by_aid(ar, (keyid >> 2)); 643bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!sta) 644bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 645bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 646bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, 647bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo "ap tkip mic error received from aid=%d\n", keyid); 648bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 649bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(tsc, 0, sizeof(tsc)); /* FIX: get correct TSC */ 650240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan cfg80211_michael_mic_failure(vif->ndev, sta->mac, 651bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo NL80211_KEYTYPE_PAIRWISE, keyid, 652bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo tsc, GFP_KERNEL); 653bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else 654240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_cfg80211_tkip_micerr_event(vif, keyid, ismcast); 655bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 656bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 657bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 658240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanstatic void ath6kl_update_target_stats(struct ath6kl_vif *vif, u8 *ptr, u32 len) 659bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 660bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct wmi_target_stats *tgt_stats = 661bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (struct wmi_target_stats *) ptr; 662240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 663b95907a744fb2afe282cebd9b58371533818fbaeVasanthakumar Thiagarajan struct target_stats *stats = &vif->target_stats; 664bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct tkip_ccmp_stats *ccmp_stats; 665bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 ac; 666bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 667bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (len < sizeof(*tgt_stats)) 668bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 669bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 670bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, "updating target stats\n"); 671bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 672bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_pkt += le32_to_cpu(tgt_stats->stats.tx.pkt); 673bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_byte += le32_to_cpu(tgt_stats->stats.tx.byte); 674bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_ucast_pkt += le32_to_cpu(tgt_stats->stats.tx.ucast_pkt); 675bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_ucast_byte += le32_to_cpu(tgt_stats->stats.tx.ucast_byte); 676bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_mcast_pkt += le32_to_cpu(tgt_stats->stats.tx.mcast_pkt); 677bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_mcast_byte += le32_to_cpu(tgt_stats->stats.tx.mcast_byte); 678bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_bcast_pkt += le32_to_cpu(tgt_stats->stats.tx.bcast_pkt); 679bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_bcast_byte += le32_to_cpu(tgt_stats->stats.tx.bcast_byte); 680bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_rts_success_cnt += 681bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->stats.tx.rts_success_cnt); 682bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 683bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (ac = 0; ac < WMM_NUM_AC; ac++) 684bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_pkt_per_ac[ac] += 685bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->stats.tx.pkt_per_ac[ac]); 686bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 687bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_err += le32_to_cpu(tgt_stats->stats.tx.err); 688bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_fail_cnt += le32_to_cpu(tgt_stats->stats.tx.fail_cnt); 689bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_retry_cnt += le32_to_cpu(tgt_stats->stats.tx.retry_cnt); 690bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_mult_retry_cnt += 691bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->stats.tx.mult_retry_cnt); 692bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_rts_fail_cnt += 693bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->stats.tx.rts_fail_cnt); 694bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_ucast_rate = 695bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_get_rate(a_sle32_to_cpu(tgt_stats->stats.tx.ucast_rate)); 696bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 697bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_pkt += le32_to_cpu(tgt_stats->stats.rx.pkt); 698bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_byte += le32_to_cpu(tgt_stats->stats.rx.byte); 699bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_ucast_pkt += le32_to_cpu(tgt_stats->stats.rx.ucast_pkt); 700bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_ucast_byte += le32_to_cpu(tgt_stats->stats.rx.ucast_byte); 701bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_mcast_pkt += le32_to_cpu(tgt_stats->stats.rx.mcast_pkt); 702bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_mcast_byte += le32_to_cpu(tgt_stats->stats.rx.mcast_byte); 703bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_bcast_pkt += le32_to_cpu(tgt_stats->stats.rx.bcast_pkt); 704bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_bcast_byte += le32_to_cpu(tgt_stats->stats.rx.bcast_byte); 705bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_frgment_pkt += le32_to_cpu(tgt_stats->stats.rx.frgment_pkt); 706bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_err += le32_to_cpu(tgt_stats->stats.rx.err); 707bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_crc_err += le32_to_cpu(tgt_stats->stats.rx.crc_err); 708bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_key_cache_miss += 709bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->stats.rx.key_cache_miss); 710bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_decrypt_err += le32_to_cpu(tgt_stats->stats.rx.decrypt_err); 711bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_dupl_frame += le32_to_cpu(tgt_stats->stats.rx.dupl_frame); 712bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_ucast_rate = 713bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_get_rate(a_sle32_to_cpu(tgt_stats->stats.rx.ucast_rate)); 714bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 715bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ccmp_stats = &tgt_stats->stats.tkip_ccmp_stats; 716bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 717bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tkip_local_mic_fail += 718bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(ccmp_stats->tkip_local_mic_fail); 719bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tkip_cnter_measures_invoked += 720bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(ccmp_stats->tkip_cnter_measures_invoked); 721bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tkip_fmt_err += le32_to_cpu(ccmp_stats->tkip_fmt_err); 722bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 723bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->ccmp_fmt_err += le32_to_cpu(ccmp_stats->ccmp_fmt_err); 724bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->ccmp_replays += le32_to_cpu(ccmp_stats->ccmp_replays); 725bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 726bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->pwr_save_fail_cnt += 727bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->pm_stats.pwr_save_failure_cnt); 728bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->noise_floor_calib = 729bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo a_sle32_to_cpu(tgt_stats->noise_floor_calib); 730bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 731bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_bmiss_cnt += 732bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->cserv_stats.cs_bmiss_cnt); 733bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_low_rssi_cnt += 734bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->cserv_stats.cs_low_rssi_cnt); 735bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_connect_cnt += 736bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le16_to_cpu(tgt_stats->cserv_stats.cs_connect_cnt); 737bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_discon_cnt += 738bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le16_to_cpu(tgt_stats->cserv_stats.cs_discon_cnt); 739bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 740bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_ave_beacon_rssi = 741bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo a_sle16_to_cpu(tgt_stats->cserv_stats.cs_ave_beacon_rssi); 742bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 743bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_last_roam_msec = 744bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo tgt_stats->cserv_stats.cs_last_roam_msec; 745bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_snr = tgt_stats->cserv_stats.cs_snr; 746bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_rssi = a_sle16_to_cpu(tgt_stats->cserv_stats.cs_rssi); 747bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 748bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->lq_val = le32_to_cpu(tgt_stats->lq_val); 749bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 750bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->wow_pkt_dropped += 751bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->wow_stats.wow_pkt_dropped); 752bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->wow_host_pkt_wakeups += 753bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo tgt_stats->wow_stats.wow_host_pkt_wakeups; 754bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->wow_host_evt_wakeups += 755bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo tgt_stats->wow_stats.wow_host_evt_wakeups; 756bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->wow_evt_discarded += 757bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le16_to_cpu(tgt_stats->wow_stats.wow_evt_discarded); 758bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 759b95907a744fb2afe282cebd9b58371533818fbaeVasanthakumar Thiagarajan if (test_bit(STATS_UPDATE_PEND, &vif->flags)) { 760b95907a744fb2afe282cebd9b58371533818fbaeVasanthakumar Thiagarajan clear_bit(STATS_UPDATE_PEND, &vif->flags); 761bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo wake_up(&ar->event_wq); 762bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 763bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 764bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 765bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6kl_add_le32(__le32 *var, __le32 val) 766bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 767bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo *var = cpu_to_le32(le32_to_cpu(*var) + le32_to_cpu(val)); 768bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 769bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 770240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanvoid ath6kl_tgt_stats_event(struct ath6kl_vif *vif, u8 *ptr, u32 len) 771bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 772bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct wmi_ap_mode_stat *p = (struct wmi_ap_mode_stat *) ptr; 773240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 774bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct wmi_ap_mode_stat *ap = &ar->ap_stats; 775bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct wmi_per_sta_stat *st_ap, *st_p; 776bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 ac; 777bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 778f5938f249a08a4e6c9046fa095be00db664158ccVasanthakumar Thiagarajan if (vif->nw_type == AP_NETWORK) { 779bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (len < sizeof(*p)) 780bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 781bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 782bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (ac = 0; ac < AP_MAX_NUM_STA; ac++) { 783bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo st_ap = &ap->sta[ac]; 784bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo st_p = &p->sta[ac]; 785bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 786bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->tx_bytes, st_p->tx_bytes); 787bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->tx_pkts, st_p->tx_pkts); 788bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->tx_error, st_p->tx_error); 789bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->tx_discard, st_p->tx_discard); 790bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->rx_bytes, st_p->rx_bytes); 791bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->rx_pkts, st_p->rx_pkts); 792bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->rx_error, st_p->rx_error); 793bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->rx_discard, st_p->rx_discard); 794bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 795bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 796bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else { 797240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_update_target_stats(vif, ptr, len); 798bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 799bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 800bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 801bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_wakeup_event(void *dev) 802bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 803bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = (struct ath6kl *) dev; 804bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 805bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo wake_up(&ar->event_wq); 806bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 807bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 808bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_txpwr_rx_evt(void *devt, u8 tx_pwr) 809bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 810bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = (struct ath6kl *) devt; 811bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 812bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->tx_pwr = tx_pwr; 813bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo wake_up(&ar->event_wq); 814bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 815bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 816240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanvoid ath6kl_pspoll_event(struct ath6kl_vif *vif, u8 aid) 817bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 818bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_sta *conn; 819bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct sk_buff *skb; 820bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo bool psq_empty = false; 821240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 822d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan struct ath6kl_mgmt_buff *mgmt_buf; 823bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 824bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo conn = ath6kl_find_sta_by_aid(ar, aid); 825bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 826bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!conn) 827bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 828bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 829bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Send out a packet queued on ps queue. When the ps queue 830bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * becomes empty update the PVB for this station. 831bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 832bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&conn->psq_lock); 833d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan psq_empty = skb_queue_empty(&conn->psq) && (conn->mgmt_psq_len == 0); 834bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&conn->psq_lock); 835bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 836bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (psq_empty) 837bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* TODO: Send out a NULL data frame */ 838bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 839bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 840bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&conn->psq_lock); 841d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan if (conn->mgmt_psq_len > 0) { 842d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan mgmt_buf = list_first_entry(&conn->mgmt_psq, 843d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan struct ath6kl_mgmt_buff, list); 844d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan list_del(&mgmt_buf->list); 845d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan conn->mgmt_psq_len--; 846d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan spin_unlock_bh(&conn->psq_lock); 847d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan 848d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan conn->sta_flags |= STA_PS_POLLED; 849d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan ath6kl_wmi_send_mgmt_cmd(ar->wmi, vif->fw_vif_idx, 850d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan mgmt_buf->id, mgmt_buf->freq, 851d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan mgmt_buf->wait, mgmt_buf->buf, 852d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan mgmt_buf->len, mgmt_buf->no_cck); 853d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan conn->sta_flags &= ~STA_PS_POLLED; 854d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan kfree(mgmt_buf); 855d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan } else { 856d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan skb = skb_dequeue(&conn->psq); 857d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan spin_unlock_bh(&conn->psq_lock); 858bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 859d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan conn->sta_flags |= STA_PS_POLLED; 860d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan ath6kl_data_tx(skb, vif->ndev); 861d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan conn->sta_flags &= ~STA_PS_POLLED; 862d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan } 863bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 864bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&conn->psq_lock); 865d0ff7383a3164adff7072719717d574436ec1677Naveen Gangadharan psq_empty = skb_queue_empty(&conn->psq) && (conn->mgmt_psq_len == 0); 866bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&conn->psq_lock); 867bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 868bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (psq_empty) 869334234b51453fe5def250bd60ea63b1f04a8e0d2Vasanthakumar Thiagarajan ath6kl_wmi_set_pvb_cmd(ar->wmi, vif->fw_vif_idx, conn->aid, 0); 870bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 871bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 872240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanvoid ath6kl_dtimexpiry_event(struct ath6kl_vif *vif) 873bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 874bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo bool mcastq_empty = false; 875bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct sk_buff *skb; 876240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 877bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 878bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 879bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * If there are no associated STAs, ignore the DTIM expiry event. 880bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * There can be potential race conditions where the last associated 881bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * STA may disconnect & before the host could clear the 'Indicate 882bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * DTIM' request to the firmware, the firmware would have just 883bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * indicated a DTIM expiry event. The race is between 'clear DTIM 884bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * expiry cmd' going from the host to the firmware & the DTIM 885bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * expiry event happening from the firmware to the host. 886bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 887bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!ar->sta_list_index) 888bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 889bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 890bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&ar->mcastpsq_lock); 891bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo mcastq_empty = skb_queue_empty(&ar->mcastpsq); 892bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&ar->mcastpsq_lock); 893bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 894bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (mcastq_empty) 895bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 896bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 897bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* set the STA flag to dtim_expired for the frame to go out */ 89859c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan set_bit(DTIM_EXPIRED, &vif->flags); 899bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 900bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&ar->mcastpsq_lock); 901bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo while ((skb = skb_dequeue(&ar->mcastpsq)) != NULL) { 902bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&ar->mcastpsq_lock); 903bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 904240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_data_tx(skb, vif->ndev); 905bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 906bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&ar->mcastpsq_lock); 907bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 908bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&ar->mcastpsq_lock); 909bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 91059c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan clear_bit(DTIM_EXPIRED, &vif->flags); 911bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 912bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* clear the LSB of the BitMapCtl field of the TIM IE */ 913334234b51453fe5def250bd60ea63b1f04a8e0d2Vasanthakumar Thiagarajan ath6kl_wmi_set_pvb_cmd(ar->wmi, vif->fw_vif_idx, MCAST_AID, 0); 914bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 915bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 916240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanvoid ath6kl_disconnect_event(struct ath6kl_vif *vif, u8 reason, u8 *bssid, 917bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 assoc_resp_len, u8 *assoc_info, 918bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u16 prot_reason_status) 919bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 920240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 92159c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan 922f5938f249a08a4e6c9046fa095be00db664158ccVasanthakumar Thiagarajan if (vif->nw_type == AP_NETWORK) { 923bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!ath6kl_remove_sta(ar, bssid, prot_reason_status)) 924bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 925bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 926bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* if no more associated STAs, empty the mcast PS q */ 927bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ar->sta_list_index == 0) { 928bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&ar->mcastpsq_lock); 929bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo skb_queue_purge(&ar->mcastpsq); 930bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&ar->mcastpsq_lock); 931bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 932bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* clear the LSB of the TIM IE's BitMapCtl field */ 933bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (test_bit(WMI_READY, &ar->flag)) 934334234b51453fe5def250bd60ea63b1f04a8e0d2Vasanthakumar Thiagarajan ath6kl_wmi_set_pvb_cmd(ar->wmi, vif->fw_vif_idx, 935334234b51453fe5def250bd60ea63b1f04a8e0d2Vasanthakumar Thiagarajan MCAST_AID, 0); 936bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 937bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 938bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!is_broadcast_ether_addr(bssid)) { 939bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* send event to application */ 940240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan cfg80211_del_sta(vif->ndev, bssid, GFP_KERNEL); 941bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 942bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 943240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan if (memcmp(vif->ndev->dev_addr, bssid, ETH_ALEN) == 0) { 9446f2a73f9e5c7013e14cf898fead81a363cdf0548Vasanthakumar Thiagarajan memset(vif->wep_key_list, 0, sizeof(vif->wep_key_list)); 94559c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan clear_bit(CONNECTED, &vif->flags); 946151411e88fe1d1a729a4f706a2aebef8bc000a69Jouni Malinen } 947bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 948bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 949bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 950240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_cfg80211_disconnect_event(vif, reason, bssid, 95196f1fadc94bc8dcde814109439e416143eed50faKalle Valo assoc_resp_len, assoc_info, 95296f1fadc94bc8dcde814109439e416143eed50faKalle Valo prot_reason_status); 953bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 9541d2a4456de20db73362c86c88fe9c02169f29d0aVasanthakumar Thiagarajan aggr_reset_state(vif->aggr_cntxt->aggr_conn); 955bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 956de3ad7138c853fb3f5c239a40e0228bd94d583e7Vasanthakumar Thiagarajan del_timer(&vif->disconnect_timer); 957bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 958d23ace77e2d90a093ead65a03d97c36ec261ce71Kalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "disconnect reason is %d\n", reason); 959bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 960bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 961bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * If the event is due to disconnect cmd from the host, only they 962bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * the target would stop trying to connect. Under any other 963bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * condition, target would keep trying to connect. 964bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 965bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (reason == DISCONNECT_CMD) { 966bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!ar->usr_bss_filter && test_bit(WMI_READY, &ar->flag)) 967240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, 968240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan NONE_BSS_FILTER, 0); 969bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else { 97059c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan set_bit(CONNECT_PEND, &vif->flags); 971bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (((reason == ASSOC_FAILED) && 97296f1fadc94bc8dcde814109439e416143eed50faKalle Valo (prot_reason_status == 0x11)) || 973ddc3d77c80bbaae562a91d4e032b56b2e4570f90Kalle Valo ((reason == ASSOC_FAILED) && (prot_reason_status == 0x0) && 974ddc3d77c80bbaae562a91d4e032b56b2e4570f90Kalle Valo (vif->reconnect_flag == 1))) { 97559c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan set_bit(CONNECTED, &vif->flags); 976bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 977bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 978bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 979bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 980bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* update connect & link status atomically */ 981478ac0272154023abb813db7ae12dc380caeb68eVasanthakumar Thiagarajan spin_lock_bh(&vif->if_lock); 98259c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan clear_bit(CONNECTED, &vif->flags); 983240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan netif_carrier_off(vif->ndev); 984478ac0272154023abb813db7ae12dc380caeb68eVasanthakumar Thiagarajan spin_unlock_bh(&vif->if_lock); 985bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 986cf5333d70f822d950f0c2f4bec7a8939871d9b6aVasanthakumar Thiagarajan if ((reason != CSERV_DISCONNECT) || (vif->reconnect_flag != 1)) 987cf5333d70f822d950f0c2f4bec7a8939871d9b6aVasanthakumar Thiagarajan vif->reconnect_flag = 0; 988bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 989bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (reason != CSERV_DISCONNECT) 990bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->user_key_ctrl = 0; 991bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 992240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan netif_stop_queue(vif->ndev); 9938c8b65e3e3b81d28d185f0a8b6543e42b50a812dVasanthakumar Thiagarajan memset(vif->bssid, 0, sizeof(vif->bssid)); 994f74bac54a507a1b71be352d422b25cb5fd38db54Vasanthakumar Thiagarajan vif->bss_ch = 0; 995bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 996bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_tx_data_cleanup(ar); 997bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 998bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 999990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajanstruct ath6kl_vif *ath6kl_vif_first(struct ath6kl *ar) 1000990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan{ 1001990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan struct ath6kl_vif *vif; 1002990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan 100311f6e40d9f21767a9090e4e559d3c63edf25e6c0Vasanthakumar Thiagarajan spin_lock_bh(&ar->list_lock); 1004990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan if (list_empty(&ar->vif_list)) { 100511f6e40d9f21767a9090e4e559d3c63edf25e6c0Vasanthakumar Thiagarajan spin_unlock_bh(&ar->list_lock); 1006990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan return NULL; 1007990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan } 1008990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan 1009990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan vif = list_first_entry(&ar->vif_list, struct ath6kl_vif, list); 1010990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan 101111f6e40d9f21767a9090e4e559d3c63edf25e6c0Vasanthakumar Thiagarajan spin_unlock_bh(&ar->list_lock); 1012990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan 1013990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan return vif; 1014990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan} 1015990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan 1016bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic int ath6kl_open(struct net_device *dev) 1017bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 101859c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1019bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 102059c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan set_bit(WLAN_ENABLED, &vif->flags); 1021bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 102259c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags)) { 1023bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_carrier_on(dev); 1024bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_wake_queue(dev); 1025bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else 1026bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_carrier_off(dev); 1027bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1028bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return 0; 1029bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1030bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1031bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic int ath6kl_close(struct net_device *dev) 1032bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 103359c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1034bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1035bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_stop_queue(dev); 1036bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 10377125f01d98ed75028ead5b335ec32e6e501cd19bKalle Valo ath6kl_cfg80211_stop(vif); 1038bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 103968469341f32b566481bfccb776ee03146b63bae5Kalle Valo clear_bit(WLAN_ENABLED, &vif->flags); 104068469341f32b566481bfccb776ee03146b63bae5Kalle Valo 1041bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return 0; 1042bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1043bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1044bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic struct net_device_stats *ath6kl_get_stats(struct net_device *dev) 1045bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1046b95907a744fb2afe282cebd9b58371533818fbaeVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1047bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1048b95907a744fb2afe282cebd9b58371533818fbaeVasanthakumar Thiagarajan return &vif->net_stats; 1049bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1050bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1051d6f802612af55cc1b3699d119a04dfa2fc8812a0Kalle Valostatic int ath6kl_set_features(struct net_device *dev, 1052d6f802612af55cc1b3699d119a04dfa2fc8812a0Kalle Valo netdev_features_t features) 1053bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani{ 1054bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani struct ath6kl_vif *vif = netdev_priv(dev); 1055bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani struct ath6kl *ar = vif->ar; 1056bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani int err = 0; 1057bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani 1058bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani if ((features & NETIF_F_RXCSUM) && 1059bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani (ar->rx_meta_ver != WMI_META_VERSION_2)) { 1060bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani ar->rx_meta_ver = WMI_META_VERSION_2; 1061bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani err = ath6kl_wmi_set_rx_frame_format_cmd(ar->wmi, 1062bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani vif->fw_vif_idx, 1063bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani ar->rx_meta_ver, 0, 0); 1064bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani if (err) { 1065bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani dev->features = features & ~NETIF_F_RXCSUM; 1066bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani return err; 1067bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani } 1068bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani } else if (!(features & NETIF_F_RXCSUM) && 1069bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani (ar->rx_meta_ver == WMI_META_VERSION_2)) { 1070bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani ar->rx_meta_ver = 0; 1071bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani err = ath6kl_wmi_set_rx_frame_format_cmd(ar->wmi, 1072bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani vif->fw_vif_idx, 1073bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani ar->rx_meta_ver, 0, 0); 1074bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani if (err) { 1075bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani dev->features = features | NETIF_F_RXCSUM; 1076bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani return err; 1077bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani } 1078bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani 1079bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani } 1080bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani 1081bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani return err; 1082bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani} 1083bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani 108480abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajanstatic void ath6kl_set_multicast_list(struct net_device *ndev) 108580abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan{ 108680abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 108780abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan bool mc_all_on = false, mc_all_off = false; 108880abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan int mc_count = netdev_mc_count(ndev); 108980abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan struct netdev_hw_addr *ha; 109080abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan bool found; 109180abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan struct ath6kl_mc_filter *mc_filter, *tmp; 109280abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan struct list_head mc_filter_new; 109380abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan int ret; 109480abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 109580abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan if (!test_bit(WMI_READY, &vif->ar->flag) || 109680abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan !test_bit(WLAN_ENABLED, &vif->flags)) 109780abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan return; 109880abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 109980abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan mc_all_on = !!(ndev->flags & IFF_PROMISC) || 110080abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan !!(ndev->flags & IFF_ALLMULTI) || 110180abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan !!(mc_count > ATH6K_MAX_MC_FILTERS_PER_LIST); 110280abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 110380abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan mc_all_off = !(ndev->flags & IFF_MULTICAST) || mc_count == 0; 110480abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 110580abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan if (mc_all_on || mc_all_off) { 110680abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan /* Enable/disable all multicast */ 110780abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan ath6kl_dbg(ATH6KL_DBG_TRC, "%s multicast filter\n", 110896f1fadc94bc8dcde814109439e416143eed50faKalle Valo mc_all_on ? "enabling" : "disabling"); 110980abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan ret = ath6kl_wmi_mcast_filter_cmd(vif->ar->wmi, vif->fw_vif_idx, 111080abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan mc_all_on); 111180abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan if (ret) 111280abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan ath6kl_warn("Failed to %s multicast receive\n", 111380abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan mc_all_on ? "enable" : "disable"); 111480abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan return; 111580abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 111680abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 111780abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan list_for_each_entry_safe(mc_filter, tmp, &vif->mc_filter, list) { 111880abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan found = false; 111980abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan netdev_for_each_mc_addr(ha, ndev) { 112080abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan if (memcmp(ha->addr, mc_filter->hw_addr, 112196f1fadc94bc8dcde814109439e416143eed50faKalle Valo ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE) == 0) { 112280abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan found = true; 112380abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan break; 112480abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 112580abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 112680abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 112780abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan if (!found) { 112880abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan /* 112980abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan * Delete the filter which was previously set 113080abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan * but not in the new request. 113180abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan */ 113280abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan ath6kl_dbg(ATH6KL_DBG_TRC, 113380abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan "Removing %pM from multicast filter\n", 113480abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan mc_filter->hw_addr); 113580abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan ret = ath6kl_wmi_add_del_mcast_filter_cmd(vif->ar->wmi, 113680abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan vif->fw_vif_idx, mc_filter->hw_addr, 113780abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan false); 113880abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan if (ret) { 113980abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan ath6kl_warn("Failed to remove multicast filter:%pM\n", 114096f1fadc94bc8dcde814109439e416143eed50faKalle Valo mc_filter->hw_addr); 114180abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan return; 114280abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 114380abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 114480abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan list_del(&mc_filter->list); 114580abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan kfree(mc_filter); 114680abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 114780abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 114880abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 114980abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan INIT_LIST_HEAD(&mc_filter_new); 115080abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 115180abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan netdev_for_each_mc_addr(ha, ndev) { 115280abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan found = false; 115380abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan list_for_each_entry(mc_filter, &vif->mc_filter, list) { 115480abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan if (memcmp(ha->addr, mc_filter->hw_addr, 115596f1fadc94bc8dcde814109439e416143eed50faKalle Valo ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE) == 0) { 115680abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan found = true; 115780abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan break; 115880abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 115980abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 116080abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 116180abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan if (!found) { 116280abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan mc_filter = kzalloc(sizeof(struct ath6kl_mc_filter), 116380abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan GFP_ATOMIC); 116480abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan if (!mc_filter) { 116580abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan WARN_ON(1); 116680abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan goto out; 116780abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 116880abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 116980abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan memcpy(mc_filter->hw_addr, ha->addr, 117080abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE); 117180abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan /* Set the multicast filter */ 117280abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan ath6kl_dbg(ATH6KL_DBG_TRC, 117380abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan "Adding %pM to multicast filter list\n", 117480abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan mc_filter->hw_addr); 117580abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan ret = ath6kl_wmi_add_del_mcast_filter_cmd(vif->ar->wmi, 117680abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan vif->fw_vif_idx, mc_filter->hw_addr, 117780abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan true); 117880abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan if (ret) { 117980abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan ath6kl_warn("Failed to add multicast filter :%pM\n", 118096f1fadc94bc8dcde814109439e416143eed50faKalle Valo mc_filter->hw_addr); 118180abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan kfree(mc_filter); 118280abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan goto out; 118380abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 118480abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 118580abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan list_add_tail(&mc_filter->list, &mc_filter_new); 118680abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 118780abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 118880abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 118980abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajanout: 119080abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan list_splice_tail(&mc_filter_new, &vif->mc_filter); 119180abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan} 119280abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 11934269a930548966014dd4186a15c8e023ca4abc29Stephen Hemmingerstatic const struct net_device_ops ath6kl_netdev_ops = { 1194bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo .ndo_open = ath6kl_open, 1195bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo .ndo_stop = ath6kl_close, 1196bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo .ndo_start_xmit = ath6kl_data_tx, 1197bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo .ndo_get_stats = ath6kl_get_stats, 1198bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani .ndo_set_features = ath6kl_set_features, 119980abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan .ndo_set_rx_mode = ath6kl_set_multicast_list, 1200bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo}; 1201bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1202bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid init_netdev(struct net_device *dev) 1203bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1204bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo dev->netdev_ops = &ath6kl_netdev_ops; 12052792972395356254252f12205915a32dce9f50e4Vasanthakumar Thiagarajan dev->destructor = free_netdev; 1206bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo dev->watchdog_timeo = ATH6KL_TX_TIMEOUT; 1207bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1208bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo dev->needed_headroom = ETH_HLEN; 1209bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo dev->needed_headroom += sizeof(struct ath6kl_llc_snap_hdr) + 1210bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sizeof(struct wmi_data_hdr) + HTC_HDR_LENGTH 12111df94a8578eb099d9362cc0b84ef85015c47bbc5Vasanthakumar Thiagarajan + WMI_MAX_TX_META_SZ + ATH6KL_HTC_ALIGN_BYTES; 1212bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 12134705b7036c2fec73856ae57b0a1f452fca705cd5Vasanthakumar Thiagarajan dev->hw_features |= NETIF_F_IP_CSUM | NETIF_F_RXCSUM; 12144705b7036c2fec73856ae57b0a1f452fca705cd5Vasanthakumar Thiagarajan 1215bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 1216bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1217