main.c revision d6f802612af55cc1b3699d119a04dfa2fc8812a0
1bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* 2bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Copyright (c) 2004-2011 Atheros Communications Inc. 3bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 4bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Permission to use, copy, modify, and/or distribute this software for any 5bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * purpose with or without fee is hereby granted, provided that the above 6bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * copyright notice and this permission notice appear in all copies. 7bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 8bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 16bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 17bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo#include "core.h" 18bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo#include "hif-ops.h" 19bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo#include "cfg80211.h" 20bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo#include "target.h" 21bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo#include "debug.h" 22bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 236765d0aa5ff5b92098f5e571f26904106eae6ff3Vasanthakumar Thiagarajanstruct ath6kl_sta *ath6kl_find_sta(struct ath6kl_vif *vif, u8 *node_addr) 24bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 256765d0aa5ff5b92098f5e571f26904106eae6ff3Vasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 26bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_sta *conn = NULL; 27bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 i, max_conn; 28bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 29f5938f249a08a4e6c9046fa095be00db664158ccVasanthakumar Thiagarajan max_conn = (vif->nw_type == AP_NETWORK) ? AP_MAX_NUM_STA : 0; 30bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 31bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (i = 0; i < max_conn; i++) { 32bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (memcmp(node_addr, ar->sta_list[i].mac, ETH_ALEN) == 0) { 33bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo conn = &ar->sta_list[i]; 34bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 35bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 36bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 37bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 38bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return conn; 39bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 40bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 41bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostruct ath6kl_sta *ath6kl_find_sta_by_aid(struct ath6kl *ar, u8 aid) 42bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 43bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_sta *conn = NULL; 44bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 ctr; 45bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 46bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (ctr = 0; ctr < AP_MAX_NUM_STA; ctr++) { 47bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ar->sta_list[ctr].aid == aid) { 48bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo conn = &ar->sta_list[ctr]; 49bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 50bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 51bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 52bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return conn; 53bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 54bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 55bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6kl_add_new_sta(struct ath6kl *ar, u8 *mac, u16 aid, u8 *wpaie, 56c1762a3fe196483981f91b926f5f6ee18af757f2Thirumalai Pachamuthu size_t ielen, u8 keymgmt, u8 ucipher, u8 auth, 57c1762a3fe196483981f91b926f5f6ee18af757f2Thirumalai Pachamuthu u8 apsd_info) 58bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 59bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_sta *sta; 60bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 free_slot; 61bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 62bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo free_slot = aid - 1; 63bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 64bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta = &ar->sta_list[free_slot]; 65bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memcpy(sta->mac, mac, ETH_ALEN); 663c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen if (ielen <= ATH6KL_MAX_IE) 673c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen memcpy(sta->wpa_ie, wpaie, ielen); 68bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->aid = aid; 69bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->keymgmt = keymgmt; 70bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->ucipher = ucipher; 71bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->auth = auth; 72c1762a3fe196483981f91b926f5f6ee18af757f2Thirumalai Pachamuthu sta->apsd_info = apsd_info; 73bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 74bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->sta_list_index = ar->sta_list_index | (1 << free_slot); 75bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->ap_stats.sta[free_slot].aid = cpu_to_le32(aid); 76bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 77bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 78bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6kl_sta_cleanup(struct ath6kl *ar, u8 i) 79bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 80bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_sta *sta = &ar->sta_list[i]; 81bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 82bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* empty the queued pkts in the PS queue if any */ 83bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&sta->psq_lock); 84bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo skb_queue_purge(&sta->psq); 85c1762a3fe196483981f91b926f5f6ee18af757f2Thirumalai Pachamuthu skb_queue_purge(&sta->apsdq); 86bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&sta->psq_lock); 87bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 88bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(&ar->ap_stats.sta[sta->aid - 1], 0, 89bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sizeof(struct wmi_per_sta_stat)); 90bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(sta->mac, 0, ETH_ALEN); 91bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(sta->wpa_ie, 0, ATH6KL_MAX_IE); 92bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->aid = 0; 93bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->sta_flags = 0; 94bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 95bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->sta_list_index = ar->sta_list_index & ~(1 << i); 96bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 97bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 98bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 99bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic u8 ath6kl_remove_sta(struct ath6kl *ar, u8 *mac, u16 reason) 100bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 101bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 i, removed = 0; 102bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 103bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (is_zero_ether_addr(mac)) 104bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return removed; 105bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 106bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (is_broadcast_ether_addr(mac)) { 107bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, "deleting all station\n"); 108bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 109bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (i = 0; i < AP_MAX_NUM_STA; i++) { 110bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!is_zero_ether_addr(ar->sta_list[i].mac)) { 111bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_sta_cleanup(ar, i); 112bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo removed = 1; 113bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 114bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 115bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else { 116bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (i = 0; i < AP_MAX_NUM_STA; i++) { 117bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (memcmp(ar->sta_list[i].mac, mac, ETH_ALEN) == 0) { 118bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, 119bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo "deleting station %pM aid=%d reason=%d\n", 120bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo mac, ar->sta_list[i].aid, reason); 121bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_sta_cleanup(ar, i); 122bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo removed = 1; 123bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 124bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 125bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 126bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 127bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 128bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return removed; 129bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 130bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 131bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valoenum htc_endpoint_id ath6kl_ac2_endpoint_id(void *devt, u8 ac) 132bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 133bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = devt; 134bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return ar->ac2ep_map[ac]; 135bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 136bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 137bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostruct ath6kl_cookie *ath6kl_alloc_cookie(struct ath6kl *ar) 138bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 139bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_cookie *cookie; 140bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 141bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cookie = ar->cookie_list; 142bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cookie != NULL) { 143bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_list = cookie->arc_list_next; 144bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_count--; 145bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 146bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 147bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return cookie; 148bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 149bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 150bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_cookie_init(struct ath6kl *ar) 151bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 152bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u32 i; 153bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 154bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_list = NULL; 155bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_count = 0; 156bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 157bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(ar->cookie_mem, 0, sizeof(ar->cookie_mem)); 158bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 159bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (i = 0; i < MAX_COOKIE_NUM; i++) 160bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_free_cookie(ar, &ar->cookie_mem[i]); 161bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 162bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 163bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_cookie_cleanup(struct ath6kl *ar) 164bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 165bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_list = NULL; 166bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_count = 0; 167bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 168bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 169bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_free_cookie(struct ath6kl *ar, struct ath6kl_cookie *cookie) 170bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 171bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* Insert first */ 172bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 173bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!ar || !cookie) 174bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 175bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 176bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cookie->arc_list_next = ar->cookie_list; 177bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_list = cookie; 178bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_count++; 179bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 180bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 181bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* 182addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo * Read from the hardware through its diagnostic window. No cooperation 183addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo * from the firmware is required for this. 184bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 185addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valoint ath6kl_diag_read32(struct ath6kl *ar, u32 address, u32 *value) 186bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 187addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo int ret; 188bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 189c71114959dc952a509822f22251d01004b3b94ccKalle Valo ret = ath6kl_hif_diag_read32(ar, address, value); 190addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo if (ret) { 191addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo ath6kl_warn("failed to read32 through diagnose window: %d\n", 192addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo ret); 193addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo return ret; 194bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 195bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 196addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo return 0; 197bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 198bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 199bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* 200bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Write to the ATH6KL through its diagnostic window. No cooperation from 201bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * the Target is required for this. 202bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 203f9ea0753a18448a5e92369317b6ac061fe1275bfVasanthakumar Thiagarajanint ath6kl_diag_write32(struct ath6kl *ar, u32 address, __le32 value) 204bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 205addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo int ret; 206bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 207c71114959dc952a509822f22251d01004b3b94ccKalle Valo ret = ath6kl_hif_diag_write32(ar, address, value); 208c71114959dc952a509822f22251d01004b3b94ccKalle Valo 209addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo if (ret) { 210addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo ath6kl_err("failed to write 0x%x during diagnose window to 0x%d\n", 211addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo address, value); 212addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo return ret; 213bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 214bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 215c71114959dc952a509822f22251d01004b3b94ccKalle Valo return 0; 216bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 217bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 218addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valoint ath6kl_diag_read(struct ath6kl *ar, u32 address, void *data, u32 length) 219bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 220addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo u32 count, *buf = data; 221addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo int ret; 222bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 223addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo if (WARN_ON(length % 4)) 224addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo return -EINVAL; 225addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo 226addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo for (count = 0; count < length / 4; count++, address += 4) { 227addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo ret = ath6kl_diag_read32(ar, address, &buf[count]); 228addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo if (ret) 229addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo return ret; 230bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 231bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 232addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo return 0; 233addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo} 234addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo 235addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valoint ath6kl_diag_write(struct ath6kl *ar, u32 address, void *data, u32 length) 236addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo{ 237f9ea0753a18448a5e92369317b6ac061fe1275bfVasanthakumar Thiagarajan u32 count; 238f9ea0753a18448a5e92369317b6ac061fe1275bfVasanthakumar Thiagarajan __le32 *buf = data; 239addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo int ret; 240addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo 241addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo if (WARN_ON(length % 4)) 242addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo return -EINVAL; 243addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo 244addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo for (count = 0; count < length / 4; count++, address += 4) { 245addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo ret = ath6kl_diag_write32(ar, address, buf[count]); 246addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo if (ret) 247addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo return ret; 248addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo } 249addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo 250addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo return 0; 251bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 252bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 253bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valoint ath6kl_read_fwlogs(struct ath6kl *ar) 254bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo{ 255bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo struct ath6kl_dbglog_hdr debug_hdr; 256bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo struct ath6kl_dbglog_buf debug_buf; 257bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo u32 address, length, dropped, firstbuf, debug_hdr_addr; 258e80ec84d9352419a7c0482edfbf1b96eaa4c8b95Raja Mani int ret, loop; 259bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo u8 *buf; 260bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 261bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo buf = kmalloc(ATH6KL_FWLOG_PAYLOAD_SIZE, GFP_KERNEL); 262bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo if (!buf) 263bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo return -ENOMEM; 264bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 265bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo address = TARG_VTOP(ar->target_type, 266bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo ath6kl_get_hi_item_addr(ar, 267bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo HI_ITEM(hi_dbglog_hdr))); 268bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 269bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo ret = ath6kl_diag_read32(ar, address, &debug_hdr_addr); 270bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo if (ret) 271bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo goto out; 272bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 273bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo /* Get the contents of the ring buffer */ 274bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo if (debug_hdr_addr == 0) { 275bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo ath6kl_warn("Invalid address for debug_hdr_addr\n"); 276bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo ret = -EINVAL; 277bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo goto out; 278bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo } 279bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 280bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo address = TARG_VTOP(ar->target_type, debug_hdr_addr); 281bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo ath6kl_diag_read(ar, address, &debug_hdr, sizeof(debug_hdr)); 282bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 283bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo address = TARG_VTOP(ar->target_type, 284bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo le32_to_cpu(debug_hdr.dbuf_addr)); 285bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo firstbuf = address; 286bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo dropped = le32_to_cpu(debug_hdr.dropped); 287bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo ath6kl_diag_read(ar, address, &debug_buf, sizeof(debug_buf)); 288bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 289bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo loop = 100; 290bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 291bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo do { 292bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo address = TARG_VTOP(ar->target_type, 293bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo le32_to_cpu(debug_buf.buffer_addr)); 294bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo length = le32_to_cpu(debug_buf.length); 295bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 296bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo if (length != 0 && (le32_to_cpu(debug_buf.length) <= 297bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo le32_to_cpu(debug_buf.bufsize))) { 298bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo length = ALIGN(length, 4); 299bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 300bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo ret = ath6kl_diag_read(ar, address, 301bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo buf, length); 302bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo if (ret) 303bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo goto out; 304bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 305bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo ath6kl_debug_fwlog_event(ar, buf, length); 306bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo } 307bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 308bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo address = TARG_VTOP(ar->target_type, 309bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo le32_to_cpu(debug_buf.next)); 310bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo ath6kl_diag_read(ar, address, &debug_buf, sizeof(debug_buf)); 311bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo if (ret) 312bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo goto out; 313bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 314bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo loop--; 315bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 316bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo if (WARN_ON(loop == 0)) { 317bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo ret = -ETIMEDOUT; 318bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo goto out; 319bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo } 320bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo } while (address != firstbuf); 321bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 322bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valoout: 323bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo kfree(buf); 324bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 325bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo return ret; 326bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo} 327bc07ddb29a7b71ad009bcd84bee4c93908cf22b6Kalle Valo 32831024d99003486c90c793dea58b55f7920f0488bKevin Fang/* FIXME: move to a better place, target.h? */ 32931024d99003486c90c793dea58b55f7920f0488bKevin Fang#define AR6003_RESET_CONTROL_ADDRESS 0x00004000 33031024d99003486c90c793dea58b55f7920f0488bKevin Fang#define AR6004_RESET_CONTROL_ADDRESS 0x00004000 33131024d99003486c90c793dea58b55f7920f0488bKevin Fang 3326db8fa53ad4fa6d4b390e9bdd68f1238a01070eeVasanthakumar Thiagarajanvoid ath6kl_reset_device(struct ath6kl *ar, u32 target_type, 3336db8fa53ad4fa6d4b390e9bdd68f1238a01070eeVasanthakumar Thiagarajan bool wait_fot_compltn, bool cold_reset) 334bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 335bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int status = 0; 336bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u32 address; 337f9ea0753a18448a5e92369317b6ac061fe1275bfVasanthakumar Thiagarajan __le32 data; 338bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 33931024d99003486c90c793dea58b55f7920f0488bKevin Fang if (target_type != TARGET_TYPE_AR6003 && 34031024d99003486c90c793dea58b55f7920f0488bKevin Fang target_type != TARGET_TYPE_AR6004) 341bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 342bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 343f9ea0753a18448a5e92369317b6ac061fe1275bfVasanthakumar Thiagarajan data = cold_reset ? cpu_to_le32(RESET_CONTROL_COLD_RST) : 344f9ea0753a18448a5e92369317b6ac061fe1275bfVasanthakumar Thiagarajan cpu_to_le32(RESET_CONTROL_MBOX_RST); 345bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 34631024d99003486c90c793dea58b55f7920f0488bKevin Fang switch (target_type) { 34731024d99003486c90c793dea58b55f7920f0488bKevin Fang case TARGET_TYPE_AR6003: 34831024d99003486c90c793dea58b55f7920f0488bKevin Fang address = AR6003_RESET_CONTROL_ADDRESS; 34931024d99003486c90c793dea58b55f7920f0488bKevin Fang break; 35031024d99003486c90c793dea58b55f7920f0488bKevin Fang case TARGET_TYPE_AR6004: 35131024d99003486c90c793dea58b55f7920f0488bKevin Fang address = AR6004_RESET_CONTROL_ADDRESS; 35231024d99003486c90c793dea58b55f7920f0488bKevin Fang break; 35331024d99003486c90c793dea58b55f7920f0488bKevin Fang } 35431024d99003486c90c793dea58b55f7920f0488bKevin Fang 355addb44be036dd5fc814be770ec4b90f08c820e76Kalle Valo status = ath6kl_diag_write32(ar, address, data); 356bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 357bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (status) 358bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_err("failed to reset target\n"); 359bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 360bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 361240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanstatic void ath6kl_install_static_wep_keys(struct ath6kl_vif *vif) 362bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 363bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 index; 364bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 keyusage; 365bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 366792ecb33080f4e315695e0fe21cf3a3c2a514dd0Vivek Natarajan for (index = 0; index <= WMI_MAX_KEY_INDEX; index++) { 3676f2a73f9e5c7013e14cf898fead81a363cdf0548Vasanthakumar Thiagarajan if (vif->wep_key_list[index].key_len) { 368bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo keyusage = GROUP_USAGE; 3693450334f392bca1fccbf04a90020161ec4404a1eVasanthakumar Thiagarajan if (index == vif->def_txkey_index) 370bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo keyusage |= TX_USAGE; 371bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 372240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_wmi_addkey_cmd(vif->ar->wmi, vif->fw_vif_idx, 373bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo index, 374bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo WEP_CRYPT, 375bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo keyusage, 3766f2a73f9e5c7013e14cf898fead81a363cdf0548Vasanthakumar Thiagarajan vif->wep_key_list[index].key_len, 377f4bb9a6fbc1f49058fc9eb6dcb4a3022d99013b4Jouni Malinen NULL, 0, 3786f2a73f9e5c7013e14cf898fead81a363cdf0548Vasanthakumar Thiagarajan vif->wep_key_list[index].key, 379bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo KEY_OP_INIT_VAL, NULL, 380bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo NO_SYNC_WMIFLAG); 381bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 382bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 383bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 384bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 385240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanvoid ath6kl_connect_ap_mode_bss(struct ath6kl_vif *vif, u16 channel) 386bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 387240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 388bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_req_key *ik; 3899a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen int res; 3909a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen u8 key_rsc[ATH6KL_KEY_SEQ_LEN]; 391bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 392572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen ik = &ar->ap_mode_bkey; 393bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 394572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "AP mode started on %u MHz\n", channel); 3959a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen 3963450334f392bca1fccbf04a90020161ec4404a1eVasanthakumar Thiagarajan switch (vif->auth_mode) { 397572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen case NONE_AUTH: 3983450334f392bca1fccbf04a90020161ec4404a1eVasanthakumar Thiagarajan if (vif->prwise_crypto == WEP_CRYPT) 399240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_install_static_wep_keys(vif); 4004703290af46c73094b5252f0cd643c64613c2cb2Jouni Malinen if (!ik->valid || ik->key_type != WAPI_CRYPT) 4014703290af46c73094b5252f0cd643c64613c2cb2Jouni Malinen break; 4024703290af46c73094b5252f0cd643c64613c2cb2Jouni Malinen /* for WAPI, we need to set the delayed group key, continue: */ 403572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen case WPA_PSK_AUTH: 404572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen case WPA2_PSK_AUTH: 405572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen case (WPA_PSK_AUTH | WPA2_PSK_AUTH): 406572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen if (!ik->valid) 407bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 4089a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen 409572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "Delayed addkey for " 410572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen "the initial group key for AP mode\n"); 411572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen memset(key_rsc, 0, sizeof(key_rsc)); 412572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen res = ath6kl_wmi_addkey_cmd( 413334234b51453fe5def250bd60ea63b1f04a8e0d2Vasanthakumar Thiagarajan ar->wmi, vif->fw_vif_idx, ik->key_index, ik->key_type, 414f4bb9a6fbc1f49058fc9eb6dcb4a3022d99013b4Jouni Malinen GROUP_USAGE, ik->key_len, key_rsc, ATH6KL_KEY_SEQ_LEN, 415f4bb9a6fbc1f49058fc9eb6dcb4a3022d99013b4Jouni Malinen ik->key, 416572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen KEY_OP_INIT_VAL, NULL, SYNC_BOTH_WMIFLAG); 417572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen if (res) { 418572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "Delayed " 419572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen "addkey failed: %d\n", res); 420bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 421572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen break; 422bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 423bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 424240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, NONE_BSS_FILTER, 0); 42559c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan set_bit(CONNECTED, &vif->flags); 426240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan netif_carrier_on(vif->ndev); 427572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen} 428572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen 429240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanvoid ath6kl_connect_ap_mode_sta(struct ath6kl_vif *vif, u16 aid, u8 *mac_addr, 430572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen u8 keymgmt, u8 ucipher, u8 auth, 431c1762a3fe196483981f91b926f5f6ee18af757f2Thirumalai Pachamuthu u8 assoc_req_len, u8 *assoc_info, u8 apsd_info) 432572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen{ 433240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 434572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen u8 *ies = NULL, *wpa_ie = NULL, *pos; 435572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen size_t ies_len = 0; 436572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen struct station_info sinfo; 437572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen 438572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen ath6kl_dbg(ATH6KL_DBG_TRC, "new station %pM aid=%d\n", mac_addr, aid); 439bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 4403c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen if (assoc_req_len > sizeof(struct ieee80211_hdr_3addr)) { 4413c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen struct ieee80211_mgmt *mgmt = 4423c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen (struct ieee80211_mgmt *) assoc_info; 4433c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen if (ieee80211_is_assoc_req(mgmt->frame_control) && 4443c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen assoc_req_len >= sizeof(struct ieee80211_hdr_3addr) + 4453c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen sizeof(mgmt->u.assoc_req)) { 4463c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen ies = mgmt->u.assoc_req.variable; 4473c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen ies_len = assoc_info + assoc_req_len - ies; 4483c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen } else if (ieee80211_is_reassoc_req(mgmt->frame_control) && 4493c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen assoc_req_len >= sizeof(struct ieee80211_hdr_3addr) 4503c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen + sizeof(mgmt->u.reassoc_req)) { 4513c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen ies = mgmt->u.reassoc_req.variable; 4523c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen ies_len = assoc_info + assoc_req_len - ies; 4533c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen } 4543c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen } 4553c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen 4563c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen pos = ies; 4573c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen while (pos && pos + 1 < ies + ies_len) { 4583c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen if (pos + 2 + pos[1] > ies + ies_len) 4593c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen break; 4603c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen if (pos[0] == WLAN_EID_RSN) 4613c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen wpa_ie = pos; /* RSN IE */ 4623c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen else if (pos[0] == WLAN_EID_VENDOR_SPECIFIC && 4633c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen pos[1] >= 4 && 4643c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen pos[2] == 0x00 && pos[3] == 0x50 && pos[4] == 0xf2) { 4653c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen if (pos[5] == 0x01) 4663c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen wpa_ie = pos; /* WPA IE */ 4673c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen else if (pos[5] == 0x04) { 4683c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen wpa_ie = pos; /* WPS IE */ 4693c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen break; /* overrides WPA/RSN IE */ 4703c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen } 47130677ae015ade68a315e66385f64448c532ce39aDai Shuibing } else if (pos[0] == 0x44 && wpa_ie == NULL) { 47230677ae015ade68a315e66385f64448c532ce39aDai Shuibing /* 47330677ae015ade68a315e66385f64448c532ce39aDai Shuibing * Note: WAPI Parameter Set IE re-uses Element ID that 47430677ae015ade68a315e66385f64448c532ce39aDai Shuibing * was officially allocated for BSS AC Access Delay. As 47530677ae015ade68a315e66385f64448c532ce39aDai Shuibing * such, we need to be a bit more careful on when 47630677ae015ade68a315e66385f64448c532ce39aDai Shuibing * parsing the frame. However, BSS AC Access Delay 47730677ae015ade68a315e66385f64448c532ce39aDai Shuibing * element is not supposed to be included in 47830677ae015ade68a315e66385f64448c532ce39aDai Shuibing * (Re)Association Request frames, so this should not 47930677ae015ade68a315e66385f64448c532ce39aDai Shuibing * cause problems. 48030677ae015ade68a315e66385f64448c532ce39aDai Shuibing */ 48130677ae015ade68a315e66385f64448c532ce39aDai Shuibing wpa_ie = pos; /* WAPI IE */ 48230677ae015ade68a315e66385f64448c532ce39aDai Shuibing break; 4833c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen } 4843c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen pos += 2 + pos[1]; 4853c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen } 4863c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen 487572e27c00c9d1250ae2b4951eae7e73992174138Jouni Malinen ath6kl_add_new_sta(ar, mac_addr, aid, wpa_ie, 4883c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen wpa_ie ? 2 + wpa_ie[1] : 0, 489c1762a3fe196483981f91b926f5f6ee18af757f2Thirumalai Pachamuthu keymgmt, ucipher, auth, apsd_info); 490bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 491bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* send event to application */ 492bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(&sinfo, 0, sizeof(sinfo)); 493bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 494bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* TODO: sinfo.generation */ 4953c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen 4963c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen sinfo.assoc_req_ies = ies; 4973c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen sinfo.assoc_req_ies_len = ies_len; 4983c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen sinfo.filled |= STATION_INFO_ASSOC_REQ_IES; 4993c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen 500240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan cfg80211_new_sta(vif->ndev, mac_addr, &sinfo, GFP_KERNEL); 501bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 502240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan netif_wake_queue(vif->ndev); 503bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 504bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 505bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid disconnect_timer_handler(unsigned long ptr) 506bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 507bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct net_device *dev = (struct net_device *)ptr; 508334234b51453fe5def250bd60ea63b1f04a8e0d2Vasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 509bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 510e29f25f5cd23d705b3a186e53cfddd3663875c45Vasanthakumar Thiagarajan ath6kl_init_profile_info(vif); 511240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_disconnect(vif); 512bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 513bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 514240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanvoid ath6kl_disconnect(struct ath6kl_vif *vif) 515bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 51659c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags) || 51759c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan test_bit(CONNECT_PEND, &vif->flags)) { 518240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_wmi_disconnect_cmd(vif->ar->wmi, vif->fw_vif_idx); 519bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 520bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Disconnect command is issued, clear the connect pending 521bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * flag. The connected flag will be cleared in 522bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * disconnect event notification. 523bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 52459c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan clear_bit(CONNECT_PEND, &vif->flags); 525bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 526bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 527bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 528bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* WMI Event handlers */ 529bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 530bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_ready_event(void *devt, u8 *datap, u32 sw_ver, u32 abi_ver) 531bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 532bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = devt; 533bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 534d66ea4f9d63732790ae260eccb6c991dfa7a3b32Vasanthakumar Thiagarajan memcpy(ar->mac_addr, datap, ETH_ALEN); 535bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, "%s: mac addr = %pM\n", 536d66ea4f9d63732790ae260eccb6c991dfa7a3b32Vasanthakumar Thiagarajan __func__, ar->mac_addr); 537bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 538bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->version.wlan_ver = sw_ver; 539bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->version.abi_ver = abi_ver; 540bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 541be98e3a48cb9b9e63da8537a378f656af2a9f2c6Vasanthakumar Thiagarajan snprintf(ar->wiphy->fw_version, 542be98e3a48cb9b9e63da8537a378f656af2a9f2c6Vasanthakumar Thiagarajan sizeof(ar->wiphy->fw_version), 543bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo "%u.%u.%u.%u", 544bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (ar->version.wlan_ver & 0xf0000000) >> 28, 545bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (ar->version.wlan_ver & 0x0f000000) >> 24, 546bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (ar->version.wlan_ver & 0x00ff0000) >> 16, 547bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (ar->version.wlan_ver & 0x0000ffff)); 548bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 549bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* indicate to the waiting thread that the ready event was received */ 550bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo set_bit(WMI_READY, &ar->flag); 551bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo wake_up(&ar->event_wq); 552bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 553bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 554240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanvoid ath6kl_scan_complete_evt(struct ath6kl_vif *vif, int status) 555bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 556240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 5571c17d313891c1477f5aad8d2e1da473bf8b9499dKalle Valo bool aborted = false; 55859c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan 5591c17d313891c1477f5aad8d2e1da473bf8b9499dKalle Valo if (status != WMI_SCAN_STATUS_SUCCESS) 5601c17d313891c1477f5aad8d2e1da473bf8b9499dKalle Valo aborted = true; 5611c17d313891c1477f5aad8d2e1da473bf8b9499dKalle Valo 5621c17d313891c1477f5aad8d2e1da473bf8b9499dKalle Valo ath6kl_cfg80211_scan_complete_event(vif, aborted); 563bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 564551185ca0a97a11917edc3ad8e11d68912795902Jouni Malinen if (!ar->usr_bss_filter) { 56559c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags); 566240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, 567240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan NONE_BSS_FILTER, 0); 568551185ca0a97a11917edc3ad8e11d68912795902Jouni Malinen } 569bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 570d23ace77e2d90a093ead65a03d97c36ec261ce71Kalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "scan complete: %d\n", status); 571bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 572bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 573240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanvoid ath6kl_connect_event(struct ath6kl_vif *vif, u16 channel, u8 *bssid, 574bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u16 listen_int, u16 beacon_int, 575bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo enum network_type net_type, u8 beacon_ie_len, 576bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 assoc_req_len, u8 assoc_resp_len, 577bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 *assoc_info) 578bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 579240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 58059c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan 581240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_cfg80211_connect_event(vif, channel, bssid, 582bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo listen_int, beacon_int, 583bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo net_type, beacon_ie_len, 584bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo assoc_req_len, assoc_resp_len, 585bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo assoc_info); 586bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 5878c8b65e3e3b81d28d185f0a8b6543e42b50a812dVasanthakumar Thiagarajan memcpy(vif->bssid, bssid, sizeof(vif->bssid)); 588f74bac54a507a1b71be352d422b25cb5fd38db54Vasanthakumar Thiagarajan vif->bss_ch = channel; 589bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 5908232736dabd2a0310f76944fa7af0542fe3ded4fSujith Manoharan if ((vif->nw_type == INFRA_NETWORK)) { 5918232736dabd2a0310f76944fa7af0542fe3ded4fSujith Manoharan ar->listen_intvl_b = listen_int; 592334234b51453fe5def250bd60ea63b1f04a8e0d2Vasanthakumar Thiagarajan ath6kl_wmi_listeninterval_cmd(ar->wmi, vif->fw_vif_idx, 5938232736dabd2a0310f76944fa7af0542fe3ded4fSujith Manoharan 0, ar->listen_intvl_b); 5948232736dabd2a0310f76944fa7af0542fe3ded4fSujith Manoharan } 595bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 596240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan netif_wake_queue(vif->ndev); 597bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 598bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* Update connect & link status atomically */ 599478ac0272154023abb813db7ae12dc380caeb68eVasanthakumar Thiagarajan spin_lock_bh(&vif->if_lock); 60059c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan set_bit(CONNECTED, &vif->flags); 60159c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan clear_bit(CONNECT_PEND, &vif->flags); 602240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan netif_carrier_on(vif->ndev); 603478ac0272154023abb813db7ae12dc380caeb68eVasanthakumar Thiagarajan spin_unlock_bh(&vif->if_lock); 604bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 6052132c69cb9efaf2b7300f6da916ab5f96c9c95b7Vasanthakumar Thiagarajan aggr_reset_state(vif->aggr_cntxt); 606cf5333d70f822d950f0c2f4bec7a8939871d9b6aVasanthakumar Thiagarajan vif->reconnect_flag = 0; 607bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 608f5938f249a08a4e6c9046fa095be00db664158ccVasanthakumar Thiagarajan if ((vif->nw_type == ADHOC_NETWORK) && ar->ibss_ps_enable) { 609bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(ar->node_map, 0, sizeof(ar->node_map)); 610bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->node_num = 0; 611bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->next_ep_id = ENDPOINT_2; 612bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 613bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 614551185ca0a97a11917edc3ad8e11d68912795902Jouni Malinen if (!ar->usr_bss_filter) { 61559c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan set_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags); 616240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, 617240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan CURRENT_BSS_FILTER, 0); 618551185ca0a97a11917edc3ad8e11d68912795902Jouni Malinen } 619bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 620bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 621240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanvoid ath6kl_tkip_micerr_event(struct ath6kl_vif *vif, u8 keyid, bool ismcast) 622bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 623bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_sta *sta; 624240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 625bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 tsc[6]; 626240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan 627bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 628bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * For AP case, keyid will have aid of STA which sent pkt with 629bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * MIC error. Use this aid to get MAC & send it to hostapd. 630bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 631f5938f249a08a4e6c9046fa095be00db664158ccVasanthakumar Thiagarajan if (vif->nw_type == AP_NETWORK) { 632bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta = ath6kl_find_sta_by_aid(ar, (keyid >> 2)); 633bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!sta) 634bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 635bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 636bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, 637bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo "ap tkip mic error received from aid=%d\n", keyid); 638bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 639bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(tsc, 0, sizeof(tsc)); /* FIX: get correct TSC */ 640240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan cfg80211_michael_mic_failure(vif->ndev, sta->mac, 641bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo NL80211_KEYTYPE_PAIRWISE, keyid, 642bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo tsc, GFP_KERNEL); 643bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else 644240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_cfg80211_tkip_micerr_event(vif, keyid, ismcast); 645bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 646bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 647bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 648240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanstatic void ath6kl_update_target_stats(struct ath6kl_vif *vif, u8 *ptr, u32 len) 649bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 650bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct wmi_target_stats *tgt_stats = 651bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (struct wmi_target_stats *) ptr; 652240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 653b95907a744fb2afe282cebd9b58371533818fbaeVasanthakumar Thiagarajan struct target_stats *stats = &vif->target_stats; 654bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct tkip_ccmp_stats *ccmp_stats; 655bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 ac; 656bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 657bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (len < sizeof(*tgt_stats)) 658bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 659bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 660bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, "updating target stats\n"); 661bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 662bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_pkt += le32_to_cpu(tgt_stats->stats.tx.pkt); 663bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_byte += le32_to_cpu(tgt_stats->stats.tx.byte); 664bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_ucast_pkt += le32_to_cpu(tgt_stats->stats.tx.ucast_pkt); 665bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_ucast_byte += le32_to_cpu(tgt_stats->stats.tx.ucast_byte); 666bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_mcast_pkt += le32_to_cpu(tgt_stats->stats.tx.mcast_pkt); 667bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_mcast_byte += le32_to_cpu(tgt_stats->stats.tx.mcast_byte); 668bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_bcast_pkt += le32_to_cpu(tgt_stats->stats.tx.bcast_pkt); 669bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_bcast_byte += le32_to_cpu(tgt_stats->stats.tx.bcast_byte); 670bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_rts_success_cnt += 671bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->stats.tx.rts_success_cnt); 672bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 673bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (ac = 0; ac < WMM_NUM_AC; ac++) 674bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_pkt_per_ac[ac] += 675bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->stats.tx.pkt_per_ac[ac]); 676bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 677bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_err += le32_to_cpu(tgt_stats->stats.tx.err); 678bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_fail_cnt += le32_to_cpu(tgt_stats->stats.tx.fail_cnt); 679bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_retry_cnt += le32_to_cpu(tgt_stats->stats.tx.retry_cnt); 680bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_mult_retry_cnt += 681bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->stats.tx.mult_retry_cnt); 682bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_rts_fail_cnt += 683bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->stats.tx.rts_fail_cnt); 684bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_ucast_rate = 685bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_get_rate(a_sle32_to_cpu(tgt_stats->stats.tx.ucast_rate)); 686bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 687bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_pkt += le32_to_cpu(tgt_stats->stats.rx.pkt); 688bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_byte += le32_to_cpu(tgt_stats->stats.rx.byte); 689bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_ucast_pkt += le32_to_cpu(tgt_stats->stats.rx.ucast_pkt); 690bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_ucast_byte += le32_to_cpu(tgt_stats->stats.rx.ucast_byte); 691bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_mcast_pkt += le32_to_cpu(tgt_stats->stats.rx.mcast_pkt); 692bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_mcast_byte += le32_to_cpu(tgt_stats->stats.rx.mcast_byte); 693bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_bcast_pkt += le32_to_cpu(tgt_stats->stats.rx.bcast_pkt); 694bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_bcast_byte += le32_to_cpu(tgt_stats->stats.rx.bcast_byte); 695bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_frgment_pkt += le32_to_cpu(tgt_stats->stats.rx.frgment_pkt); 696bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_err += le32_to_cpu(tgt_stats->stats.rx.err); 697bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_crc_err += le32_to_cpu(tgt_stats->stats.rx.crc_err); 698bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_key_cache_miss += 699bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->stats.rx.key_cache_miss); 700bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_decrypt_err += le32_to_cpu(tgt_stats->stats.rx.decrypt_err); 701bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_dupl_frame += le32_to_cpu(tgt_stats->stats.rx.dupl_frame); 702bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_ucast_rate = 703bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_get_rate(a_sle32_to_cpu(tgt_stats->stats.rx.ucast_rate)); 704bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 705bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ccmp_stats = &tgt_stats->stats.tkip_ccmp_stats; 706bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 707bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tkip_local_mic_fail += 708bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(ccmp_stats->tkip_local_mic_fail); 709bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tkip_cnter_measures_invoked += 710bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(ccmp_stats->tkip_cnter_measures_invoked); 711bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tkip_fmt_err += le32_to_cpu(ccmp_stats->tkip_fmt_err); 712bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 713bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->ccmp_fmt_err += le32_to_cpu(ccmp_stats->ccmp_fmt_err); 714bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->ccmp_replays += le32_to_cpu(ccmp_stats->ccmp_replays); 715bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 716bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->pwr_save_fail_cnt += 717bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->pm_stats.pwr_save_failure_cnt); 718bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->noise_floor_calib = 719bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo a_sle32_to_cpu(tgt_stats->noise_floor_calib); 720bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 721bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_bmiss_cnt += 722bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->cserv_stats.cs_bmiss_cnt); 723bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_low_rssi_cnt += 724bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->cserv_stats.cs_low_rssi_cnt); 725bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_connect_cnt += 726bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le16_to_cpu(tgt_stats->cserv_stats.cs_connect_cnt); 727bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_discon_cnt += 728bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le16_to_cpu(tgt_stats->cserv_stats.cs_discon_cnt); 729bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 730bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_ave_beacon_rssi = 731bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo a_sle16_to_cpu(tgt_stats->cserv_stats.cs_ave_beacon_rssi); 732bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 733bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_last_roam_msec = 734bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo tgt_stats->cserv_stats.cs_last_roam_msec; 735bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_snr = tgt_stats->cserv_stats.cs_snr; 736bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_rssi = a_sle16_to_cpu(tgt_stats->cserv_stats.cs_rssi); 737bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 738bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->lq_val = le32_to_cpu(tgt_stats->lq_val); 739bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 740bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->wow_pkt_dropped += 741bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->wow_stats.wow_pkt_dropped); 742bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->wow_host_pkt_wakeups += 743bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo tgt_stats->wow_stats.wow_host_pkt_wakeups; 744bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->wow_host_evt_wakeups += 745bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo tgt_stats->wow_stats.wow_host_evt_wakeups; 746bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->wow_evt_discarded += 747bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le16_to_cpu(tgt_stats->wow_stats.wow_evt_discarded); 748bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 749b95907a744fb2afe282cebd9b58371533818fbaeVasanthakumar Thiagarajan if (test_bit(STATS_UPDATE_PEND, &vif->flags)) { 750b95907a744fb2afe282cebd9b58371533818fbaeVasanthakumar Thiagarajan clear_bit(STATS_UPDATE_PEND, &vif->flags); 751bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo wake_up(&ar->event_wq); 752bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 753bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 754bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 755bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6kl_add_le32(__le32 *var, __le32 val) 756bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 757bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo *var = cpu_to_le32(le32_to_cpu(*var) + le32_to_cpu(val)); 758bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 759bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 760240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanvoid ath6kl_tgt_stats_event(struct ath6kl_vif *vif, u8 *ptr, u32 len) 761bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 762bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct wmi_ap_mode_stat *p = (struct wmi_ap_mode_stat *) ptr; 763240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 764bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct wmi_ap_mode_stat *ap = &ar->ap_stats; 765bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct wmi_per_sta_stat *st_ap, *st_p; 766bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 ac; 767bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 768f5938f249a08a4e6c9046fa095be00db664158ccVasanthakumar Thiagarajan if (vif->nw_type == AP_NETWORK) { 769bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (len < sizeof(*p)) 770bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 771bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 772bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (ac = 0; ac < AP_MAX_NUM_STA; ac++) { 773bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo st_ap = &ap->sta[ac]; 774bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo st_p = &p->sta[ac]; 775bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 776bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->tx_bytes, st_p->tx_bytes); 777bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->tx_pkts, st_p->tx_pkts); 778bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->tx_error, st_p->tx_error); 779bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->tx_discard, st_p->tx_discard); 780bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->rx_bytes, st_p->rx_bytes); 781bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->rx_pkts, st_p->rx_pkts); 782bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->rx_error, st_p->rx_error); 783bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->rx_discard, st_p->rx_discard); 784bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 785bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 786bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else { 787240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_update_target_stats(vif, ptr, len); 788bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 789bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 790bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 791bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_wakeup_event(void *dev) 792bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 793bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = (struct ath6kl *) dev; 794bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 795bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo wake_up(&ar->event_wq); 796bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 797bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 798bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_txpwr_rx_evt(void *devt, u8 tx_pwr) 799bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 800bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = (struct ath6kl *) devt; 801bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 802bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->tx_pwr = tx_pwr; 803bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo wake_up(&ar->event_wq); 804bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 805bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 806240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanvoid ath6kl_pspoll_event(struct ath6kl_vif *vif, u8 aid) 807bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 808bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_sta *conn; 809bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct sk_buff *skb; 810bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo bool psq_empty = false; 811240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 812bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 813bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo conn = ath6kl_find_sta_by_aid(ar, aid); 814bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 815bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!conn) 816bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 817bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 818bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Send out a packet queued on ps queue. When the ps queue 819bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * becomes empty update the PVB for this station. 820bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 821bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&conn->psq_lock); 822bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo psq_empty = skb_queue_empty(&conn->psq); 823bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&conn->psq_lock); 824bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 825bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (psq_empty) 826bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* TODO: Send out a NULL data frame */ 827bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 828bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 829bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&conn->psq_lock); 830bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo skb = skb_dequeue(&conn->psq); 831bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&conn->psq_lock); 832bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 833bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo conn->sta_flags |= STA_PS_POLLED; 834240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_data_tx(skb, vif->ndev); 835bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo conn->sta_flags &= ~STA_PS_POLLED; 836bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 837bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&conn->psq_lock); 838bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo psq_empty = skb_queue_empty(&conn->psq); 839bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&conn->psq_lock); 840bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 841bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (psq_empty) 842334234b51453fe5def250bd60ea63b1f04a8e0d2Vasanthakumar Thiagarajan ath6kl_wmi_set_pvb_cmd(ar->wmi, vif->fw_vif_idx, conn->aid, 0); 843bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 844bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 845240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanvoid ath6kl_dtimexpiry_event(struct ath6kl_vif *vif) 846bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 847bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo bool mcastq_empty = false; 848bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct sk_buff *skb; 849240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 850bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 851bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 852bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * If there are no associated STAs, ignore the DTIM expiry event. 853bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * There can be potential race conditions where the last associated 854bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * STA may disconnect & before the host could clear the 'Indicate 855bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * DTIM' request to the firmware, the firmware would have just 856bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * indicated a DTIM expiry event. The race is between 'clear DTIM 857bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * expiry cmd' going from the host to the firmware & the DTIM 858bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * expiry event happening from the firmware to the host. 859bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 860bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!ar->sta_list_index) 861bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 862bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 863bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&ar->mcastpsq_lock); 864bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo mcastq_empty = skb_queue_empty(&ar->mcastpsq); 865bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&ar->mcastpsq_lock); 866bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 867bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (mcastq_empty) 868bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 869bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 870bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* set the STA flag to dtim_expired for the frame to go out */ 87159c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan set_bit(DTIM_EXPIRED, &vif->flags); 872bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 873bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&ar->mcastpsq_lock); 874bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo while ((skb = skb_dequeue(&ar->mcastpsq)) != NULL) { 875bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&ar->mcastpsq_lock); 876bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 877240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_data_tx(skb, vif->ndev); 878bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 879bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&ar->mcastpsq_lock); 880bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 881bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&ar->mcastpsq_lock); 882bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 88359c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan clear_bit(DTIM_EXPIRED, &vif->flags); 884bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 885bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* clear the LSB of the BitMapCtl field of the TIM IE */ 886334234b51453fe5def250bd60ea63b1f04a8e0d2Vasanthakumar Thiagarajan ath6kl_wmi_set_pvb_cmd(ar->wmi, vif->fw_vif_idx, MCAST_AID, 0); 887bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 888bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 889240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajanvoid ath6kl_disconnect_event(struct ath6kl_vif *vif, u8 reason, u8 *bssid, 890bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 assoc_resp_len, u8 *assoc_info, 891bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u16 prot_reason_status) 892bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 893240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan struct ath6kl *ar = vif->ar; 89459c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan 895f5938f249a08a4e6c9046fa095be00db664158ccVasanthakumar Thiagarajan if (vif->nw_type == AP_NETWORK) { 896bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!ath6kl_remove_sta(ar, bssid, prot_reason_status)) 897bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 898bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 899bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* if no more associated STAs, empty the mcast PS q */ 900bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ar->sta_list_index == 0) { 901bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&ar->mcastpsq_lock); 902bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo skb_queue_purge(&ar->mcastpsq); 903bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&ar->mcastpsq_lock); 904bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 905bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* clear the LSB of the TIM IE's BitMapCtl field */ 906bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (test_bit(WMI_READY, &ar->flag)) 907334234b51453fe5def250bd60ea63b1f04a8e0d2Vasanthakumar Thiagarajan ath6kl_wmi_set_pvb_cmd(ar->wmi, vif->fw_vif_idx, 908334234b51453fe5def250bd60ea63b1f04a8e0d2Vasanthakumar Thiagarajan MCAST_AID, 0); 909bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 910bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 911bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!is_broadcast_ether_addr(bssid)) { 912bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* send event to application */ 913240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan cfg80211_del_sta(vif->ndev, bssid, GFP_KERNEL); 914bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 915bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 916240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan if (memcmp(vif->ndev->dev_addr, bssid, ETH_ALEN) == 0) { 9176f2a73f9e5c7013e14cf898fead81a363cdf0548Vasanthakumar Thiagarajan memset(vif->wep_key_list, 0, sizeof(vif->wep_key_list)); 91859c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan clear_bit(CONNECTED, &vif->flags); 919151411e88fe1d1a729a4f706a2aebef8bc000a69Jouni Malinen } 920bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 921bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 922bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 923240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_cfg80211_disconnect_event(vif, reason, bssid, 924bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo assoc_resp_len, assoc_info, 925bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo prot_reason_status); 926bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 9272132c69cb9efaf2b7300f6da916ab5f96c9c95b7Vasanthakumar Thiagarajan aggr_reset_state(vif->aggr_cntxt); 928bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 929de3ad7138c853fb3f5c239a40e0228bd94d583e7Vasanthakumar Thiagarajan del_timer(&vif->disconnect_timer); 930bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 931d23ace77e2d90a093ead65a03d97c36ec261ce71Kalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "disconnect reason is %d\n", reason); 932bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 933bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 934bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * If the event is due to disconnect cmd from the host, only they 935bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * the target would stop trying to connect. Under any other 936bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * condition, target would keep trying to connect. 937bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 938bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (reason == DISCONNECT_CMD) { 939bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!ar->usr_bss_filter && test_bit(WMI_READY, &ar->flag)) 940240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, 941240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan NONE_BSS_FILTER, 0); 942bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else { 94359c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan set_bit(CONNECT_PEND, &vif->flags); 944bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (((reason == ASSOC_FAILED) && 945bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (prot_reason_status == 0x11)) || 946bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ((reason == ASSOC_FAILED) && (prot_reason_status == 0x0) 947cf5333d70f822d950f0c2f4bec7a8939871d9b6aVasanthakumar Thiagarajan && (vif->reconnect_flag == 1))) { 94859c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan set_bit(CONNECTED, &vif->flags); 949bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 950bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 951bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 952bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 953bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* update connect & link status atomically */ 954478ac0272154023abb813db7ae12dc380caeb68eVasanthakumar Thiagarajan spin_lock_bh(&vif->if_lock); 95559c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan clear_bit(CONNECTED, &vif->flags); 956240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan netif_carrier_off(vif->ndev); 957478ac0272154023abb813db7ae12dc380caeb68eVasanthakumar Thiagarajan spin_unlock_bh(&vif->if_lock); 958bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 959cf5333d70f822d950f0c2f4bec7a8939871d9b6aVasanthakumar Thiagarajan if ((reason != CSERV_DISCONNECT) || (vif->reconnect_flag != 1)) 960cf5333d70f822d950f0c2f4bec7a8939871d9b6aVasanthakumar Thiagarajan vif->reconnect_flag = 0; 961bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 962bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (reason != CSERV_DISCONNECT) 963bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->user_key_ctrl = 0; 964bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 965240d279940ef496e9456db2287b7989f6521e2e2Vasanthakumar Thiagarajan netif_stop_queue(vif->ndev); 9668c8b65e3e3b81d28d185f0a8b6543e42b50a812dVasanthakumar Thiagarajan memset(vif->bssid, 0, sizeof(vif->bssid)); 967f74bac54a507a1b71be352d422b25cb5fd38db54Vasanthakumar Thiagarajan vif->bss_ch = 0; 968bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 969bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_tx_data_cleanup(ar); 970bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 971bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 972990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajanstruct ath6kl_vif *ath6kl_vif_first(struct ath6kl *ar) 973990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan{ 974990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan struct ath6kl_vif *vif; 975990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan 97611f6e40d9f21767a9090e4e559d3c63edf25e6c0Vasanthakumar Thiagarajan spin_lock_bh(&ar->list_lock); 977990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan if (list_empty(&ar->vif_list)) { 97811f6e40d9f21767a9090e4e559d3c63edf25e6c0Vasanthakumar Thiagarajan spin_unlock_bh(&ar->list_lock); 979990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan return NULL; 980990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan } 981990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan 982990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan vif = list_first_entry(&ar->vif_list, struct ath6kl_vif, list); 983990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan 98411f6e40d9f21767a9090e4e559d3c63edf25e6c0Vasanthakumar Thiagarajan spin_unlock_bh(&ar->list_lock); 985990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan 986990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan return vif; 987990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan} 988990bd9151927ad55c7e3da3b05cf13ecfe7a31bfVasanthakumar Thiagarajan 989bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic int ath6kl_open(struct net_device *dev) 990bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 99159c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 992bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 99359c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan set_bit(WLAN_ENABLED, &vif->flags); 994bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 99559c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan if (test_bit(CONNECTED, &vif->flags)) { 996bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_carrier_on(dev); 997bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_wake_queue(dev); 998bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else 999bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_carrier_off(dev); 1000bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1001bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return 0; 1002bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1003bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1004bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic int ath6kl_close(struct net_device *dev) 1005bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 100659c98449b8af405aa6245ea9f640c5847f42d26eVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1007bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1008bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_stop_queue(dev); 1009bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 10107125f01d98ed75028ead5b335ec32e6e501cd19bKalle Valo ath6kl_cfg80211_stop(vif); 1011bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 101268469341f32b566481bfccb776ee03146b63bae5Kalle Valo clear_bit(WLAN_ENABLED, &vif->flags); 101368469341f32b566481bfccb776ee03146b63bae5Kalle Valo 1014bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return 0; 1015bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1016bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1017bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic struct net_device_stats *ath6kl_get_stats(struct net_device *dev) 1018bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1019b95907a744fb2afe282cebd9b58371533818fbaeVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(dev); 1020bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1021b95907a744fb2afe282cebd9b58371533818fbaeVasanthakumar Thiagarajan return &vif->net_stats; 1022bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1023bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1024d6f802612af55cc1b3699d119a04dfa2fc8812a0Kalle Valostatic int ath6kl_set_features(struct net_device *dev, 1025d6f802612af55cc1b3699d119a04dfa2fc8812a0Kalle Valo netdev_features_t features) 1026bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani{ 1027bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani struct ath6kl_vif *vif = netdev_priv(dev); 1028bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani struct ath6kl *ar = vif->ar; 1029bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani int err = 0; 1030bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani 1031bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani if ((features & NETIF_F_RXCSUM) && 1032bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani (ar->rx_meta_ver != WMI_META_VERSION_2)) { 1033bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani ar->rx_meta_ver = WMI_META_VERSION_2; 1034bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani err = ath6kl_wmi_set_rx_frame_format_cmd(ar->wmi, 1035bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani vif->fw_vif_idx, 1036bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani ar->rx_meta_ver, 0, 0); 1037bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani if (err) { 1038bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani dev->features = features & ~NETIF_F_RXCSUM; 1039bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani return err; 1040bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani } 1041bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani } else if (!(features & NETIF_F_RXCSUM) && 1042bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani (ar->rx_meta_ver == WMI_META_VERSION_2)) { 1043bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani ar->rx_meta_ver = 0; 1044bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani err = ath6kl_wmi_set_rx_frame_format_cmd(ar->wmi, 1045bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani vif->fw_vif_idx, 1046bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani ar->rx_meta_ver, 0, 0); 1047bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani if (err) { 1048bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani dev->features = features | NETIF_F_RXCSUM; 1049bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani return err; 1050bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani } 1051bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani 1052bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani } 1053bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani 1054bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani return err; 1055bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani} 1056bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani 105780abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajanstatic void ath6kl_set_multicast_list(struct net_device *ndev) 105880abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan{ 105980abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan struct ath6kl_vif *vif = netdev_priv(ndev); 106080abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan bool mc_all_on = false, mc_all_off = false; 106180abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan int mc_count = netdev_mc_count(ndev); 106280abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan struct netdev_hw_addr *ha; 106380abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan bool found; 106480abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan struct ath6kl_mc_filter *mc_filter, *tmp; 106580abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan struct list_head mc_filter_new; 106680abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan int ret; 106780abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 106880abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan if (!test_bit(WMI_READY, &vif->ar->flag) || 106980abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan !test_bit(WLAN_ENABLED, &vif->flags)) 107080abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan return; 107180abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 107280abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan mc_all_on = !!(ndev->flags & IFF_PROMISC) || 107380abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan !!(ndev->flags & IFF_ALLMULTI) || 107480abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan !!(mc_count > ATH6K_MAX_MC_FILTERS_PER_LIST); 107580abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 107680abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan mc_all_off = !(ndev->flags & IFF_MULTICAST) || mc_count == 0; 107780abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 107880abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan if (mc_all_on || mc_all_off) { 107980abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan /* Enable/disable all multicast */ 108080abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan ath6kl_dbg(ATH6KL_DBG_TRC, "%s multicast filter\n", 108180abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan mc_all_on ? "enabling" : "disabling"); 108280abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan ret = ath6kl_wmi_mcast_filter_cmd(vif->ar->wmi, vif->fw_vif_idx, 108380abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan mc_all_on); 108480abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan if (ret) 108580abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan ath6kl_warn("Failed to %s multicast receive\n", 108680abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan mc_all_on ? "enable" : "disable"); 108780abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan return; 108880abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 108980abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 109080abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan list_for_each_entry_safe(mc_filter, tmp, &vif->mc_filter, list) { 109180abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan found = false; 109280abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan netdev_for_each_mc_addr(ha, ndev) { 109380abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan if (memcmp(ha->addr, mc_filter->hw_addr, 109480abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE) == 0) { 109580abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan found = true; 109680abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan break; 109780abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 109880abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 109980abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 110080abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan if (!found) { 110180abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan /* 110280abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan * Delete the filter which was previously set 110380abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan * but not in the new request. 110480abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan */ 110580abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan ath6kl_dbg(ATH6KL_DBG_TRC, 110680abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan "Removing %pM from multicast filter\n", 110780abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan mc_filter->hw_addr); 110880abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan ret = ath6kl_wmi_add_del_mcast_filter_cmd(vif->ar->wmi, 110980abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan vif->fw_vif_idx, mc_filter->hw_addr, 111080abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan false); 111180abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan if (ret) { 111280abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan ath6kl_warn("Failed to remove multicast filter:%pM\n", 111380abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan mc_filter->hw_addr); 111480abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan return; 111580abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 111680abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 111780abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan list_del(&mc_filter->list); 111880abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan kfree(mc_filter); 111980abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 112080abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 112180abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 112280abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan INIT_LIST_HEAD(&mc_filter_new); 112380abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 112480abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan netdev_for_each_mc_addr(ha, ndev) { 112580abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan found = false; 112680abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan list_for_each_entry(mc_filter, &vif->mc_filter, list) { 112780abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan if (memcmp(ha->addr, mc_filter->hw_addr, 112880abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE) == 0) { 112980abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan found = true; 113080abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan break; 113180abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 113280abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 113380abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 113480abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan if (!found) { 113580abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan mc_filter = kzalloc(sizeof(struct ath6kl_mc_filter), 113680abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan GFP_ATOMIC); 113780abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan if (!mc_filter) { 113880abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan WARN_ON(1); 113980abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan goto out; 114080abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 114180abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 114280abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan memcpy(mc_filter->hw_addr, ha->addr, 114380abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE); 114480abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan /* Set the multicast filter */ 114580abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan ath6kl_dbg(ATH6KL_DBG_TRC, 114680abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan "Adding %pM to multicast filter list\n", 114780abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan mc_filter->hw_addr); 114880abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan ret = ath6kl_wmi_add_del_mcast_filter_cmd(vif->ar->wmi, 114980abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan vif->fw_vif_idx, mc_filter->hw_addr, 115080abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan true); 115180abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan if (ret) { 115280abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan ath6kl_warn("Failed to add multicast filter :%pM\n", 115380abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan mc_filter->hw_addr); 115480abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan kfree(mc_filter); 115580abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan goto out; 115680abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 115780abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 115880abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan list_add_tail(&mc_filter->list, &mc_filter_new); 115980abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 116080abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan } 116180abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 116280abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajanout: 116380abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan list_splice_tail(&mc_filter_new, &vif->mc_filter); 116480abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan} 116580abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan 11664269a930548966014dd4186a15c8e023ca4abc29Stephen Hemmingerstatic const struct net_device_ops ath6kl_netdev_ops = { 1167bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo .ndo_open = ath6kl_open, 1168bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo .ndo_stop = ath6kl_close, 1169bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo .ndo_start_xmit = ath6kl_data_tx, 1170bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo .ndo_get_stats = ath6kl_get_stats, 1171bc48ad31c5814feb4ff8faca9a8d422279593cb1Rishi Panjwani .ndo_set_features = ath6kl_set_features, 117280abaf9b4c920cab044e185ed4327f801c1ff99dVasanthakumar Thiagarajan .ndo_set_rx_mode = ath6kl_set_multicast_list, 1173bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo}; 1174bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1175bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid init_netdev(struct net_device *dev) 1176bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1177bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo dev->netdev_ops = &ath6kl_netdev_ops; 11782792972395356254252f12205915a32dce9f50e4Vasanthakumar Thiagarajan dev->destructor = free_netdev; 1179bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo dev->watchdog_timeo = ATH6KL_TX_TIMEOUT; 1180bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1181bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo dev->needed_headroom = ETH_HLEN; 1182bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo dev->needed_headroom += sizeof(struct ath6kl_llc_snap_hdr) + 1183bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sizeof(struct wmi_data_hdr) + HTC_HDR_LENGTH 11841df94a8578eb099d9362cc0b84ef85015c47bbc5Vasanthakumar Thiagarajan + WMI_MAX_TX_META_SZ + ATH6KL_HTC_ALIGN_BYTES; 1185bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1186bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 1187bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1188