main.c revision 9a5b13182cc10d693c55a5c02d753e54514b9bfc
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 23bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostruct ath6kl_sta *ath6kl_find_sta(struct ath6kl *ar, u8 *node_addr) 24bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 25bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_sta *conn = NULL; 26bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 i, max_conn; 27bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 28bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo max_conn = (ar->nw_type == AP_NETWORK) ? AP_MAX_NUM_STA : 0; 29bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 30bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (i = 0; i < max_conn; i++) { 31bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (memcmp(node_addr, ar->sta_list[i].mac, ETH_ALEN) == 0) { 32bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo conn = &ar->sta_list[i]; 33bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 34bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 35bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 36bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 37bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return conn; 38bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 39bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 40bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostruct ath6kl_sta *ath6kl_find_sta_by_aid(struct ath6kl *ar, u8 aid) 41bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 42bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_sta *conn = NULL; 43bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 ctr; 44bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 45bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (ctr = 0; ctr < AP_MAX_NUM_STA; ctr++) { 46bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ar->sta_list[ctr].aid == aid) { 47bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo conn = &ar->sta_list[ctr]; 48bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 49bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 50bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 51bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return conn; 52bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 53bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 54bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6kl_add_new_sta(struct ath6kl *ar, u8 *mac, u16 aid, u8 *wpaie, 55bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 ielen, u8 keymgmt, u8 ucipher, u8 auth) 56bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 57bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_sta *sta; 58bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 free_slot; 59bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 60bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo free_slot = aid - 1; 61bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 62bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta = &ar->sta_list[free_slot]; 63bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memcpy(sta->mac, mac, ETH_ALEN); 643c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen if (ielen <= ATH6KL_MAX_IE) 653c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen memcpy(sta->wpa_ie, wpaie, ielen); 66bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->aid = aid; 67bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->keymgmt = keymgmt; 68bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->ucipher = ucipher; 69bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->auth = auth; 70bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 71bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->sta_list_index = ar->sta_list_index | (1 << free_slot); 72bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->ap_stats.sta[free_slot].aid = cpu_to_le32(aid); 73bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 74bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 75bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6kl_sta_cleanup(struct ath6kl *ar, u8 i) 76bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 77bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_sta *sta = &ar->sta_list[i]; 78bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 79bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* empty the queued pkts in the PS queue if any */ 80bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&sta->psq_lock); 81bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo skb_queue_purge(&sta->psq); 82bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&sta->psq_lock); 83bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 84bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(&ar->ap_stats.sta[sta->aid - 1], 0, 85bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sizeof(struct wmi_per_sta_stat)); 86bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(sta->mac, 0, ETH_ALEN); 87bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(sta->wpa_ie, 0, ATH6KL_MAX_IE); 88bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->aid = 0; 89bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->sta_flags = 0; 90bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 91bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->sta_list_index = ar->sta_list_index & ~(1 << i); 92bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 93bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 94bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 95bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic u8 ath6kl_remove_sta(struct ath6kl *ar, u8 *mac, u16 reason) 96bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 97bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 i, removed = 0; 98bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 99bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (is_zero_ether_addr(mac)) 100bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return removed; 101bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 102bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (is_broadcast_ether_addr(mac)) { 103bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, "deleting all station\n"); 104bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 105bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (i = 0; i < AP_MAX_NUM_STA; i++) { 106bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!is_zero_ether_addr(ar->sta_list[i].mac)) { 107bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_sta_cleanup(ar, i); 108bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo removed = 1; 109bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 110bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 111bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else { 112bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (i = 0; i < AP_MAX_NUM_STA; i++) { 113bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (memcmp(ar->sta_list[i].mac, mac, ETH_ALEN) == 0) { 114bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, 115bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo "deleting station %pM aid=%d reason=%d\n", 116bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo mac, ar->sta_list[i].aid, reason); 117bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_sta_cleanup(ar, i); 118bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo removed = 1; 119bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 120bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 121bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 122bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 123bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 124bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return removed; 125bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 126bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 127bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valoenum htc_endpoint_id ath6kl_ac2_endpoint_id(void *devt, u8 ac) 128bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 129bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = devt; 130bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return ar->ac2ep_map[ac]; 131bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 132bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 133bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostruct ath6kl_cookie *ath6kl_alloc_cookie(struct ath6kl *ar) 134bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 135bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_cookie *cookie; 136bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 137bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cookie = ar->cookie_list; 138bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cookie != NULL) { 139bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_list = cookie->arc_list_next; 140bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_count--; 141bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 142bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 143bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return cookie; 144bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 145bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 146bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_cookie_init(struct ath6kl *ar) 147bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 148bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u32 i; 149bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 150bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_list = NULL; 151bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_count = 0; 152bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 153bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(ar->cookie_mem, 0, sizeof(ar->cookie_mem)); 154bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 155bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (i = 0; i < MAX_COOKIE_NUM; i++) 156bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_free_cookie(ar, &ar->cookie_mem[i]); 157bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 158bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 159bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_cookie_cleanup(struct ath6kl *ar) 160bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 161bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_list = NULL; 162bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_count = 0; 163bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 164bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 165bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_free_cookie(struct ath6kl *ar, struct ath6kl_cookie *cookie) 166bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 167bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* Insert first */ 168bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 169bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!ar || !cookie) 170bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 171bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 172bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cookie->arc_list_next = ar->cookie_list; 173bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_list = cookie; 174bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_count++; 175bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 176bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 177bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* set the window address register (using 4-byte register access ). */ 178bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic int ath6kl_set_addrwin_reg(struct ath6kl *ar, u32 reg_addr, u32 addr) 179bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 180bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int status; 181bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 addr_val[4]; 182bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo s32 i; 183bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 184bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 185bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Write bytes 1,2,3 of the register to set the upper address bytes, 186bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * the LSB is written last to initiate the access cycle 187bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 188bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 189bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (i = 1; i <= 3; i++) { 190bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 191bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Fill the buffer with the address byte value we want to 192bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * hit 4 times. 193bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 194bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(addr_val, ((u8 *)&addr)[i], 4); 195bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 196bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 197bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Hit each byte of the register address with a 4-byte 198bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * write operation to the same address, this is a harmless 199bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * operation. 200bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 201bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo status = hif_read_write_sync(ar, reg_addr + i, addr_val, 202bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 4, HIF_WR_SYNC_BYTE_FIX); 203bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (status) 204bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 205bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 206bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 207bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (status) { 208bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_err("failed to write initial bytes of 0x%x to window reg: 0x%X\n", 209bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo addr, reg_addr); 210bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return status; 211bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 212bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 213bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 214bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Write the address register again, this time write the whole 215bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 4-byte value. The effect here is that the LSB write causes the 216bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * cycle to start, the extra 3 byte write to bytes 1,2,3 has no 217bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * effect since we are writing the same values again 218bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 219bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo status = hif_read_write_sync(ar, reg_addr, (u8 *)(&addr), 220bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 4, HIF_WR_SYNC_BYTE_INC); 221bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 222bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (status) { 223bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_err("failed to write 0x%x to window reg: 0x%X\n", 224bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo addr, reg_addr); 225bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return status; 226bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 227bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 228bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return 0; 229bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 230bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 231bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* 232bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Read from the ATH6KL through its diagnostic window. No cooperation from 233bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * the Target is required for this. 234bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 235bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valoint ath6kl_read_reg_diag(struct ath6kl *ar, u32 *address, u32 *data) 236bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 237bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int status; 238bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 239bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* set window register to start read cycle */ 240bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo status = ath6kl_set_addrwin_reg(ar, WINDOW_READ_ADDR_ADDRESS, 241bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo *address); 242bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 243bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (status) 244bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return status; 245bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 246bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* read the data */ 247bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo status = hif_read_write_sync(ar, WINDOW_DATA_ADDRESS, (u8 *)data, 248bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sizeof(u32), HIF_RD_SYNC_BYTE_INC); 249bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (status) { 250bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_err("failed to read from window data addr\n"); 251bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return status; 252bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 253bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 254bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return status; 255bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 256bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 257bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 258bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* 259bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Write to the ATH6KL through its diagnostic window. No cooperation from 260bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * the Target is required for this. 261bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 262bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic int ath6kl_write_reg_diag(struct ath6kl *ar, u32 *address, u32 *data) 263bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 264bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int status; 265bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 266bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* set write data */ 267bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo status = hif_read_write_sync(ar, WINDOW_DATA_ADDRESS, (u8 *)data, 268bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sizeof(u32), HIF_WR_SYNC_BYTE_INC); 269bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (status) { 270bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_err("failed to write 0x%x to window data addr\n", *data); 271bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return status; 272bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 273bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 274bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* set window register, which starts the write cycle */ 275bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return ath6kl_set_addrwin_reg(ar, WINDOW_WRITE_ADDR_ADDRESS, 276bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo *address); 277bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 278bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 279bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valoint ath6kl_access_datadiag(struct ath6kl *ar, u32 address, 280bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 *data, u32 length, bool read) 281bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 282bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u32 count; 283bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int status = 0; 284bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 285bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (count = 0; count < length; count += 4, address += 4) { 286bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (read) { 287bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo status = ath6kl_read_reg_diag(ar, &address, 288bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (u32 *) &data[count]); 289bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (status) 290bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 291bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else { 292bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo status = ath6kl_write_reg_diag(ar, &address, 293bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (u32 *) &data[count]); 294bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (status) 295bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 296bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 297bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 298bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 299bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return status; 300bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 301bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 30231024d99003486c90c793dea58b55f7920f0488bKevin Fang/* FIXME: move to a better place, target.h? */ 30331024d99003486c90c793dea58b55f7920f0488bKevin Fang#define AR6003_RESET_CONTROL_ADDRESS 0x00004000 30431024d99003486c90c793dea58b55f7920f0488bKevin Fang#define AR6004_RESET_CONTROL_ADDRESS 0x00004000 30531024d99003486c90c793dea58b55f7920f0488bKevin Fang 306bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6kl_reset_device(struct ath6kl *ar, u32 target_type, 307bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo bool wait_fot_compltn, bool cold_reset) 308bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 309bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int status = 0; 310bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u32 address; 311bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u32 data; 312bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 31331024d99003486c90c793dea58b55f7920f0488bKevin Fang if (target_type != TARGET_TYPE_AR6003 && 31431024d99003486c90c793dea58b55f7920f0488bKevin Fang target_type != TARGET_TYPE_AR6004) 315bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 316bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 317bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo data = cold_reset ? RESET_CONTROL_COLD_RST : RESET_CONTROL_MBOX_RST; 318bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 31931024d99003486c90c793dea58b55f7920f0488bKevin Fang switch (target_type) { 32031024d99003486c90c793dea58b55f7920f0488bKevin Fang case TARGET_TYPE_AR6003: 32131024d99003486c90c793dea58b55f7920f0488bKevin Fang address = AR6003_RESET_CONTROL_ADDRESS; 32231024d99003486c90c793dea58b55f7920f0488bKevin Fang break; 32331024d99003486c90c793dea58b55f7920f0488bKevin Fang case TARGET_TYPE_AR6004: 32431024d99003486c90c793dea58b55f7920f0488bKevin Fang address = AR6004_RESET_CONTROL_ADDRESS; 32531024d99003486c90c793dea58b55f7920f0488bKevin Fang break; 32631024d99003486c90c793dea58b55f7920f0488bKevin Fang default: 32731024d99003486c90c793dea58b55f7920f0488bKevin Fang address = AR6003_RESET_CONTROL_ADDRESS; 32831024d99003486c90c793dea58b55f7920f0488bKevin Fang break; 32931024d99003486c90c793dea58b55f7920f0488bKevin Fang } 33031024d99003486c90c793dea58b55f7920f0488bKevin Fang 331bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo status = ath6kl_write_reg_diag(ar, &address, &data); 332bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 333bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (status) 334bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_err("failed to reset target\n"); 335bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 336bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 337bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_stop_endpoint(struct net_device *dev, bool keep_profile, 338bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo bool get_dbglogs) 339bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 340bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = ath6kl_priv(dev); 341bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo static u8 bcast_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; 342bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo bool discon_issued; 343bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 344bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_stop_queue(dev); 345bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 346bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* disable the target and the interrupts associated with it */ 347bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (test_bit(WMI_READY, &ar->flag)) { 348bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo discon_issued = (test_bit(CONNECTED, &ar->flag) || 349bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo test_bit(CONNECT_PEND, &ar->flag)); 350bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_disconnect(ar); 351bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!keep_profile) 352bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_init_profile_info(ar); 353bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 354bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo del_timer(&ar->disconnect_timer); 355bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 356bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo clear_bit(WMI_READY, &ar->flag); 357bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_shutdown(ar->wmi); 358bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo clear_bit(WMI_ENABLED, &ar->flag); 359bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->wmi = NULL; 360bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 361bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 362bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * After wmi_shudown all WMI events will be dropped. We 363bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * need to cleanup the buffers allocated in AP mode and 364bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * give disconnect notification to stack, which usually 365bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * happens in the disconnect_event. Simulate the disconnect 366bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * event by calling the function directly. Sometimes 367bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * disconnect_event will be received when the debug logs 368bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * are collected. 369bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 370bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (discon_issued) 371bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_disconnect_event(ar, DISCONNECT_CMD, 372bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (ar->nw_type & AP_NETWORK) ? 373bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo bcast_mac : ar->bssid, 374bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 0, NULL, 0); 375bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 376bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->user_key_ctrl = 0; 377bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 378bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else { 379bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, 380bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo "%s: wmi is not ready 0x%p 0x%p\n", 381bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo __func__, ar, ar->wmi); 382bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 383bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* Shut down WMI if we have started it */ 384bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (test_bit(WMI_ENABLED, &ar->flag)) { 385bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, 386bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo "%s: shut down wmi\n", __func__); 387bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_shutdown(ar->wmi); 388bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo clear_bit(WMI_ENABLED, &ar->flag); 389bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->wmi = NULL; 390bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 391bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 392bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 393bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ar->htc_target) { 394bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, "%s: shut down htc\n", __func__); 395ad226ec22b92d7f0f834015149b1d1118e017f16Kalle Valo ath6kl_htc_stop(ar->htc_target); 396bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 397bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 398bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 399bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Try to reset the device if we can. The driver may have been 400bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * configure NOT to reset the target during a debug session. 401bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 402bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, 403bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo "attempting to reset target on instance destroy\n"); 404bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_reset_device(ar, ar->target_type, true, true); 405bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 406bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 407bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6kl_install_static_wep_keys(struct ath6kl *ar) 408bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 409bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 index; 410bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 keyusage; 411bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 412bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (index = WMI_MIN_KEY_INDEX; index <= WMI_MAX_KEY_INDEX; index++) { 413bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ar->wep_key_list[index].key_len) { 414bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo keyusage = GROUP_USAGE; 415bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (index == ar->def_txkey_index) 416bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo keyusage |= TX_USAGE; 417bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 418bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_addkey_cmd(ar->wmi, 419bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo index, 420bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo WEP_CRYPT, 421bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo keyusage, 422bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->wep_key_list[index].key_len, 423bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo NULL, 424bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->wep_key_list[index].key, 425bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo KEY_OP_INIT_VAL, NULL, 426bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo NO_SYNC_WMIFLAG); 427bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 428bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 429bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 430bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 431bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6kl_connect_ap_mode(struct ath6kl *ar, u16 channel, u8 *bssid, 432bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u16 listen_int, u16 beacon_int, 4333c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen u8 assoc_req_len, u8 *assoc_info) 434bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 435bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct net_device *dev = ar->net_dev; 4363c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen u8 *ies = NULL, *wpa_ie = NULL, *pos; 4373c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen size_t ies_len = 0; 438bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct station_info sinfo; 439bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_req_key *ik; 4409a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen int res; 4419a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen u8 key_rsc[ATH6KL_KEY_SEQ_LEN]; 442bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 443bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (memcmp(dev->dev_addr, bssid, ETH_ALEN) == 0) { 444bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ik = &ar->ap_mode_bkey; 445bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 4469a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "AP mode started on %u MHz\n", 4479a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen channel); 4489a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen 449bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo switch (ar->auth_mode) { 450bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo case NONE_AUTH: 451bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ar->prwise_crypto == WEP_CRYPT) 452bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_install_static_wep_keys(ar); 453bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 454bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo case WPA_PSK_AUTH: 455bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo case WPA2_PSK_AUTH: 456bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo case (WPA_PSK_AUTH|WPA2_PSK_AUTH): 4579a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen if (!ik->valid) 458bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 4599a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen 4609a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "Delayed addkey for " 4619a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen "the initial group key for AP mode\n"); 4629a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen memset(key_rsc, 0, sizeof(key_rsc)); 4639a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen res = ath6kl_wmi_addkey_cmd( 4649a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen ar->wmi, ik->key_index, ik->key_type, 4659a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen GROUP_USAGE, ik->key_len, key_rsc, ik->key, 4669a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen KEY_OP_INIT_VAL, NULL, SYNC_BOTH_WMIFLAG); 4679a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen if (res) { 4689a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "Delayed " 4699a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen "addkey failed: %d\n", res); 470bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 471bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 472bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 4739a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen 4749a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen ath6kl_wmi_bssfilter_cmd(ar->wmi, NONE_BSS_FILTER, 0); 475bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo set_bit(CONNECTED, &ar->flag); 4769a5b13182cc10d693c55a5c02d753e54514b9bfcJouni Malinen netif_carrier_on(ar->net_dev); 477bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 478bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 479bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 480bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, "new station %pM aid=%d\n", 481bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo bssid, channel); 482bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 4833c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen if (assoc_req_len > sizeof(struct ieee80211_hdr_3addr)) { 4843c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen struct ieee80211_mgmt *mgmt = 4853c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen (struct ieee80211_mgmt *) assoc_info; 4863c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen if (ieee80211_is_assoc_req(mgmt->frame_control) && 4873c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen assoc_req_len >= sizeof(struct ieee80211_hdr_3addr) + 4883c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen sizeof(mgmt->u.assoc_req)) { 4893c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen ies = mgmt->u.assoc_req.variable; 4903c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen ies_len = assoc_info + assoc_req_len - ies; 4913c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen } else if (ieee80211_is_reassoc_req(mgmt->frame_control) && 4923c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen assoc_req_len >= sizeof(struct ieee80211_hdr_3addr) 4933c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen + sizeof(mgmt->u.reassoc_req)) { 4943c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen ies = mgmt->u.reassoc_req.variable; 4953c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen ies_len = assoc_info + assoc_req_len - ies; 4963c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen } 4973c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen } 4983c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen 4993c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen pos = ies; 5003c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen while (pos && pos + 1 < ies + ies_len) { 5013c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen if (pos + 2 + pos[1] > ies + ies_len) 5023c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen break; 5033c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen if (pos[0] == WLAN_EID_RSN) 5043c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen wpa_ie = pos; /* RSN IE */ 5053c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen else if (pos[0] == WLAN_EID_VENDOR_SPECIFIC && 5063c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen pos[1] >= 4 && 5073c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen pos[2] == 0x00 && pos[3] == 0x50 && pos[4] == 0xf2) { 5083c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen if (pos[5] == 0x01) 5093c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen wpa_ie = pos; /* WPA IE */ 5103c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen else if (pos[5] == 0x04) { 5113c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen wpa_ie = pos; /* WPS IE */ 5123c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen break; /* overrides WPA/RSN IE */ 5133c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen } 5143c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen } 5153c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen pos += 2 + pos[1]; 5163c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen } 5173c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen 5183c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen ath6kl_add_new_sta(ar, bssid, channel, wpa_ie, 5193c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen wpa_ie ? 2 + wpa_ie[1] : 0, 520bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo listen_int & 0xFF, beacon_int, 521bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (listen_int >> 8) & 0xFF); 522bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 523bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* send event to application */ 524bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(&sinfo, 0, sizeof(sinfo)); 525bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 526bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* TODO: sinfo.generation */ 5273c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen 5283c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen sinfo.assoc_req_ies = ies; 5293c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen sinfo.assoc_req_ies_len = ies_len; 5303c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen sinfo.filled |= STATION_INFO_ASSOC_REQ_IES; 5313c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen 532bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cfg80211_new_sta(ar->net_dev, bssid, &sinfo, GFP_KERNEL); 533bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 534bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_wake_queue(ar->net_dev); 535bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 536bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 537bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 538bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 539bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* Functions for Tx credit handling */ 540bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6k_credit_init(struct htc_credit_state_info *cred_info, 541bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct list_head *ep_list, 542bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int tot_credits) 543bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 544bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct htc_endpoint_credit_dist *cur_ep_dist; 545bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int count; 546bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 547bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cred_info->cur_free_credits = tot_credits; 548bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cred_info->total_avail_credits = tot_credits; 549bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 550bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo list_for_each_entry(cur_ep_dist, ep_list, list) { 551bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cur_ep_dist->endpoint == ENDPOINT_0) 552bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo continue; 553bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 554bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_ep_dist->cred_min = cur_ep_dist->cred_per_msg; 555bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 556bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (tot_credits > 4) 557bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if ((cur_ep_dist->svc_id == WMI_DATA_BK_SVC) || 558bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (cur_ep_dist->svc_id == WMI_DATA_BE_SVC)) { 559bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_deposit_credit_to_ep(cred_info, 560bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_ep_dist, 561bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_ep_dist->cred_min); 562bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_ep_dist->dist_flags |= HTC_EP_ACTIVE; 563bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 564bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 565bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cur_ep_dist->svc_id == WMI_CONTROL_SVC) { 566bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_deposit_credit_to_ep(cred_info, cur_ep_dist, 567bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_ep_dist->cred_min); 568bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 569bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Control service is always marked active, it 570bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * never goes inactive EVER. 571bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 572bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_ep_dist->dist_flags |= HTC_EP_ACTIVE; 573bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else if (cur_ep_dist->svc_id == WMI_DATA_BK_SVC) 574bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* this is the lowest priority data endpoint */ 575bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cred_info->lowestpri_ep_dist = cur_ep_dist->list; 576bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 577bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 578bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Streams have to be created (explicit | implicit) for all 579bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * kinds of traffic. BE endpoints are also inactive in the 580bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * beginning. When BE traffic starts it creates implicit 581bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * streams that redistributes credits. 582bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 583bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Note: all other endpoints have minimums set but are 584bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * initially given NO credits. credits will be distributed 585bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * as traffic activity demands 586bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 587bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 588bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 589bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo WARN_ON(cred_info->cur_free_credits <= 0); 590bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 591bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo list_for_each_entry(cur_ep_dist, ep_list, list) { 592bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cur_ep_dist->endpoint == ENDPOINT_0) 593bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo continue; 594bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 595bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cur_ep_dist->svc_id == WMI_CONTROL_SVC) 596bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_ep_dist->cred_norm = cur_ep_dist->cred_per_msg; 597bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo else { 598bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 599bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * For the remaining data endpoints, we assume that 600bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * each cred_per_msg are the same. We use a simple 601bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * calculation here, we take the remaining credits 602bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * and determine how many max messages this can 603bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * cover and then set each endpoint's normal value 604bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * equal to 3/4 this amount. 605bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 606bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo count = (cred_info->cur_free_credits / 607bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_ep_dist->cred_per_msg) 608bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * cur_ep_dist->cred_per_msg; 609bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo count = (count * 3) >> 2; 610bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo count = max(count, cur_ep_dist->cred_per_msg); 611bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_ep_dist->cred_norm = count; 612bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 613bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 614bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 615bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 616bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 617bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* initialize and setup credit distribution */ 618bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valoint ath6k_setup_credit_dist(void *htc_handle, 619bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct htc_credit_state_info *cred_info) 620bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 621bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u16 servicepriority[5]; 622bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 623bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(cred_info, 0, sizeof(struct htc_credit_state_info)); 624bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 625bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo servicepriority[0] = WMI_CONTROL_SVC; /* highest */ 626bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo servicepriority[1] = WMI_DATA_VO_SVC; 627bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo servicepriority[2] = WMI_DATA_VI_SVC; 628bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo servicepriority[3] = WMI_DATA_BE_SVC; 629bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo servicepriority[4] = WMI_DATA_BK_SVC; /* lowest */ 630bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 631bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* set priority list */ 632ad226ec22b92d7f0f834015149b1d1118e017f16Kalle Valo ath6kl_htc_set_credit_dist(htc_handle, cred_info, servicepriority, 5); 633bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 634bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return 0; 635bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 636bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 637bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* reduce an ep's credits back to a set limit */ 638bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6k_reduce_credits(struct htc_credit_state_info *cred_info, 639bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct htc_endpoint_credit_dist *ep_dist, 640bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int limit) 641bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 642bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int credits; 643bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 644bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ep_dist->cred_assngd = limit; 645bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 646bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ep_dist->credits <= limit) 647bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 648bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 649bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo credits = ep_dist->credits - limit; 650bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ep_dist->credits -= credits; 651bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cred_info->cur_free_credits += credits; 652bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 653bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 654bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6k_credit_update(struct htc_credit_state_info *cred_info, 655bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct list_head *epdist_list) 656bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 657bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct htc_endpoint_credit_dist *cur_dist_list; 658bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 659bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo list_for_each_entry(cur_dist_list, epdist_list, list) { 660bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cur_dist_list->endpoint == ENDPOINT_0) 661bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo continue; 662bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 663bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cur_dist_list->cred_to_dist > 0) { 664bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_dist_list->credits += 665bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_dist_list->cred_to_dist; 666bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_dist_list->cred_to_dist = 0; 667bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cur_dist_list->credits > 668bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_dist_list->cred_assngd) 669bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6k_reduce_credits(cred_info, 670bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_dist_list, 671bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_dist_list->cred_assngd); 672bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 673bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cur_dist_list->credits > 674bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_dist_list->cred_norm) 675bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6k_reduce_credits(cred_info, cur_dist_list, 676bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_dist_list->cred_norm); 677bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 678bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!(cur_dist_list->dist_flags & HTC_EP_ACTIVE)) { 679bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cur_dist_list->txq_depth == 0) 680bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6k_reduce_credits(cred_info, 681bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_dist_list, 0); 682bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 683bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 684bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 685bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 686bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 687bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* 688bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * HTC has an endpoint that needs credits, ep_dist is the endpoint in 689bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * question. 690bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 691bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6k_seek_credits(struct htc_credit_state_info *cred_info, 692bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct htc_endpoint_credit_dist *ep_dist) 693bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 694bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct htc_endpoint_credit_dist *curdist_list; 695bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int credits = 0; 696bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int need; 697bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 698bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ep_dist->svc_id == WMI_CONTROL_SVC) 699bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo goto out; 700bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 701bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if ((ep_dist->svc_id == WMI_DATA_VI_SVC) || 702bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (ep_dist->svc_id == WMI_DATA_VO_SVC)) 703bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if ((ep_dist->cred_assngd >= ep_dist->cred_norm)) 704bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo goto out; 705bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 706bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 707bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * For all other services, we follow a simple algorithm of: 708bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 709bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 1. checking the free pool for credits 710bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 2. checking lower priority endpoints for credits to take 711bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 712bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 713bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo credits = min(cred_info->cur_free_credits, ep_dist->seek_cred); 714bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 715bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (credits >= ep_dist->seek_cred) 716bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo goto out; 717bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 718bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 719bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * We don't have enough in the free pool, try taking away from 720bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * lower priority services The rule for taking away credits: 721bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 722bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 1. Only take from lower priority endpoints 723bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 2. Only take what is allocated above the minimum (never 724bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * starve an endpoint completely) 725bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 3. Only take what you need. 726bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 727bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 728bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo list_for_each_entry_reverse(curdist_list, 729bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo &cred_info->lowestpri_ep_dist, 730bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo list) { 731bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (curdist_list == ep_dist) 732bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 733bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 734bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo need = ep_dist->seek_cred - cred_info->cur_free_credits; 735bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 736bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if ((curdist_list->cred_assngd - need) >= 737bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo curdist_list->cred_min) { 738bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 739bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * The current one has been allocated more than 740bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * it's minimum and it has enough credits assigned 741bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * above it's minimum to fulfill our need try to 742bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * take away just enough to fulfill our need. 743bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 744bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6k_reduce_credits(cred_info, curdist_list, 745bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo curdist_list->cred_assngd - need); 746bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 747bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cred_info->cur_free_credits >= 748bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ep_dist->seek_cred) 749bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 750bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 751bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 752bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (curdist_list->endpoint == ENDPOINT_0) 753bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 754bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 755bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 756bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo credits = min(cred_info->cur_free_credits, ep_dist->seek_cred); 757bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 758bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valoout: 759bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* did we find some credits? */ 760bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (credits) 761bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_deposit_credit_to_ep(cred_info, ep_dist, credits); 762bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 763bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ep_dist->seek_cred = 0; 764bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 765bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 766bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* redistribute credits based on activity change */ 767bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6k_redistribute_credits(struct htc_credit_state_info *info, 768bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct list_head *ep_dist_list) 769bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 770bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct htc_endpoint_credit_dist *curdist_list; 771bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 772bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo list_for_each_entry(curdist_list, ep_dist_list, list) { 773bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (curdist_list->endpoint == ENDPOINT_0) 774bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo continue; 775bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 776bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if ((curdist_list->svc_id == WMI_DATA_BK_SVC) || 777bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (curdist_list->svc_id == WMI_DATA_BE_SVC)) 778bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo curdist_list->dist_flags |= HTC_EP_ACTIVE; 779bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 780bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if ((curdist_list->svc_id != WMI_CONTROL_SVC) && 781bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo !(curdist_list->dist_flags & HTC_EP_ACTIVE)) { 782bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (curdist_list->txq_depth == 0) 783bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6k_reduce_credits(info, 784bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo curdist_list, 0); 785bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo else 786bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6k_reduce_credits(info, 787bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo curdist_list, 788bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo curdist_list->cred_min); 789bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 790bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 791bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 792bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 793bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* 794bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 795bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * This function is invoked whenever endpoints require credit 796bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * distributions. A lock is held while this function is invoked, this 797bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * function shall NOT block. The ep_dist_list is a list of distribution 798bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * structures in prioritized order as defined by the call to the 799bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * htc_set_credit_dist() api. 800bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 801bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6k_credit_distribute(struct htc_credit_state_info *cred_info, 802bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct list_head *ep_dist_list, 803bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo enum htc_credit_dist_reason reason) 804bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 805bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo switch (reason) { 806bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo case HTC_CREDIT_DIST_SEND_COMPLETE: 807bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6k_credit_update(cred_info, ep_dist_list); 808bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 809bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo case HTC_CREDIT_DIST_ACTIVITY_CHANGE: 810bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6k_redistribute_credits(cred_info, ep_dist_list); 811bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 812bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo default: 813bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 814bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 815bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 816bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo WARN_ON(cred_info->cur_free_credits > cred_info->total_avail_credits); 817bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo WARN_ON(cred_info->cur_free_credits < 0); 818bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 819bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 820bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid disconnect_timer_handler(unsigned long ptr) 821bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 822bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct net_device *dev = (struct net_device *)ptr; 823bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = ath6kl_priv(dev); 824bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 825bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_init_profile_info(ar); 826bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_disconnect(ar); 827bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 828bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 829bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_disconnect(struct ath6kl *ar) 830bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 831bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (test_bit(CONNECTED, &ar->flag) || 832bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo test_bit(CONNECT_PEND, &ar->flag)) { 833bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_disconnect_cmd(ar->wmi); 834bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 835bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Disconnect command is issued, clear the connect pending 836bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * flag. The connected flag will be cleared in 837bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * disconnect event notification. 838bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 839bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo clear_bit(CONNECT_PEND, &ar->flag); 840bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 841bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 842bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 843abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valovoid ath6kl_deep_sleep_enable(struct ath6kl *ar) 844abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo{ 845abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo switch (ar->sme_state) { 846abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo case SME_CONNECTING: 847abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo cfg80211_connect_result(ar->net_dev, ar->bssid, NULL, 0, 848abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo NULL, 0, 849abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo WLAN_STATUS_UNSPECIFIED_FAILURE, 850abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo GFP_KERNEL); 851abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo break; 852abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo case SME_CONNECTED: 853abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo default: 854abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo /* 855abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo * FIXME: oddly enough smeState is in DISCONNECTED during 856abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo * suspend, why? Need to send disconnected event in that 857abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo * state. 858abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo */ 859abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo cfg80211_disconnected(ar->net_dev, 0, NULL, 0, GFP_KERNEL); 860abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo break; 861abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo } 862abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo 863abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo if (test_bit(CONNECTED, &ar->flag) || 864abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo test_bit(CONNECT_PEND, &ar->flag)) 865abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo ath6kl_wmi_disconnect_cmd(ar->wmi); 866abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo 867abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo ar->sme_state = SME_DISCONNECTED; 868abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo 869abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo /* disable scanning */ 870abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo if (ath6kl_wmi_scanparams_cmd(ar->wmi, 0xFFFF, 0, 0, 0, 0, 0, 0, 0, 871abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo 0, 0) != 0) 872abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo printk(KERN_WARNING "ath6kl: failed to disable scan " 873abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo "during suspend\n"); 874abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo 875abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo ath6kl_cfg80211_scan_complete_event(ar, -ECANCELED); 876abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo} 877abcb344b3b823c8c9eac6e13e45a53eaf1d5d00bKalle Valo 878bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* WMI Event handlers */ 879bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 880bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic const char *get_hw_id_string(u32 id) 881bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 882bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo switch (id) { 883bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo case AR6003_REV1_VERSION: 884bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return "1.0"; 885bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo case AR6003_REV2_VERSION: 886bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return "2.0"; 887bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo case AR6003_REV3_VERSION: 888bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return "2.1.1"; 889bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo default: 890bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return "unknown"; 891bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 892bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 893bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 894bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_ready_event(void *devt, u8 *datap, u32 sw_ver, u32 abi_ver) 895bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 896bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = devt; 897bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct net_device *dev = ar->net_dev; 898bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 899bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memcpy(dev->dev_addr, datap, ETH_ALEN); 900bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, "%s: mac addr = %pM\n", 901bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo __func__, dev->dev_addr); 902bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 903bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->version.wlan_ver = sw_ver; 904bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->version.abi_ver = abi_ver; 905bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 906bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo snprintf(ar->wdev->wiphy->fw_version, 907bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sizeof(ar->wdev->wiphy->fw_version), 908bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo "%u.%u.%u.%u", 909bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (ar->version.wlan_ver & 0xf0000000) >> 28, 910bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (ar->version.wlan_ver & 0x0f000000) >> 24, 911bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (ar->version.wlan_ver & 0x00ff0000) >> 16, 912bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (ar->version.wlan_ver & 0x0000ffff)); 913bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 914bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* indicate to the waiting thread that the ready event was received */ 915bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo set_bit(WMI_READY, &ar->flag); 916bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo wake_up(&ar->event_wq); 917bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 918bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_info("hw %s fw %s\n", 919bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo get_hw_id_string(ar->wdev->wiphy->hw_version), 920bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->wdev->wiphy->fw_version); 921bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 922bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 923bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_scan_complete_evt(struct ath6kl *ar, int status) 924bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 925bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_cfg80211_scan_complete_event(ar, status); 926bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 927bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!ar->usr_bss_filter) 928bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_bssfilter_cmd(ar->wmi, NONE_BSS_FILTER, 0); 929bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 930bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_SCAN, "scan complete: %d\n", status); 931bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 932bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 933bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_connect_event(struct ath6kl *ar, u16 channel, u8 *bssid, 934bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u16 listen_int, u16 beacon_int, 935bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo enum network_type net_type, u8 beacon_ie_len, 936bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 assoc_req_len, u8 assoc_resp_len, 937bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 *assoc_info) 938bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 939bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo unsigned long flags; 940bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 941bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ar->nw_type == AP_NETWORK) { 942bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_connect_ap_mode(ar, channel, bssid, listen_int, 9433c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen beacon_int, assoc_req_len, 9443c774bbab78435e349de2c88fc6e054716f8f2eaJouni Malinen assoc_info + beacon_ie_len); 945bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 946bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 947bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 948bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_cfg80211_connect_event(ar, channel, bssid, 949bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo listen_int, beacon_int, 950bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo net_type, beacon_ie_len, 951bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo assoc_req_len, assoc_resp_len, 952bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo assoc_info); 953bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 954bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memcpy(ar->bssid, bssid, sizeof(ar->bssid)); 955bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->bss_ch = channel; 956bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 957bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if ((ar->nw_type == INFRA_NETWORK)) 958bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_listeninterval_cmd(ar->wmi, ar->listen_intvl_t, 959bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->listen_intvl_b); 960bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 961bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_wake_queue(ar->net_dev); 962bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 963bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* Update connect & link status atomically */ 964bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_irqsave(&ar->lock, flags); 965bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo set_bit(CONNECTED, &ar->flag); 966bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo clear_bit(CONNECT_PEND, &ar->flag); 967bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_carrier_on(ar->net_dev); 968bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_irqrestore(&ar->lock, flags); 969bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 970bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo aggr_reset_state(ar->aggr_cntxt); 971bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->reconnect_flag = 0; 972bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 973bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if ((ar->nw_type == ADHOC_NETWORK) && ar->ibss_ps_enable) { 974bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(ar->node_map, 0, sizeof(ar->node_map)); 975bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->node_num = 0; 976bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->next_ep_id = ENDPOINT_2; 977bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 978bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 979bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!ar->usr_bss_filter) 980bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_bssfilter_cmd(ar->wmi, NONE_BSS_FILTER, 0); 981bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 982bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 983bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_tkip_micerr_event(struct ath6kl *ar, u8 keyid, bool ismcast) 984bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 985bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_sta *sta; 986bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 tsc[6]; 987bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 988bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * For AP case, keyid will have aid of STA which sent pkt with 989bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * MIC error. Use this aid to get MAC & send it to hostapd. 990bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 991bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ar->nw_type == AP_NETWORK) { 992bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta = ath6kl_find_sta_by_aid(ar, (keyid >> 2)); 993bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!sta) 994bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 995bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 996bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, 997bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo "ap tkip mic error received from aid=%d\n", keyid); 998bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 999bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(tsc, 0, sizeof(tsc)); /* FIX: get correct TSC */ 1000bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cfg80211_michael_mic_failure(ar->net_dev, sta->mac, 1001bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo NL80211_KEYTYPE_PAIRWISE, keyid, 1002bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo tsc, GFP_KERNEL); 1003bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else 1004bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_cfg80211_tkip_micerr_event(ar, keyid, ismcast); 1005bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1006bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1007bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1008bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6kl_update_target_stats(struct ath6kl *ar, u8 *ptr, u32 len) 1009bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1010bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct wmi_target_stats *tgt_stats = 1011bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (struct wmi_target_stats *) ptr; 1012bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct target_stats *stats = &ar->target_stats; 1013bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct tkip_ccmp_stats *ccmp_stats; 1014bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct bss *conn_bss = NULL; 1015bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct cserv_stats *c_stats; 1016bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 ac; 1017bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1018bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (len < sizeof(*tgt_stats)) 1019bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 1020bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1021bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* update the RSSI of the connected bss */ 1022bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (test_bit(CONNECTED, &ar->flag)) { 1023bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo conn_bss = ath6kl_wmi_find_node(ar->wmi, ar->bssid); 1024bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (conn_bss) { 1025bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo c_stats = &tgt_stats->cserv_stats; 1026bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo conn_bss->ni_rssi = 1027bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo a_sle16_to_cpu(c_stats->cs_ave_beacon_rssi); 1028bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo conn_bss->ni_snr = 1029bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo tgt_stats->cserv_stats.cs_ave_beacon_snr; 1030bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_node_return(ar->wmi, conn_bss); 1031bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1032bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1033bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1034bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, "updating target stats\n"); 1035bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1036bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_pkt += le32_to_cpu(tgt_stats->stats.tx.pkt); 1037bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_byte += le32_to_cpu(tgt_stats->stats.tx.byte); 1038bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_ucast_pkt += le32_to_cpu(tgt_stats->stats.tx.ucast_pkt); 1039bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_ucast_byte += le32_to_cpu(tgt_stats->stats.tx.ucast_byte); 1040bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_mcast_pkt += le32_to_cpu(tgt_stats->stats.tx.mcast_pkt); 1041bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_mcast_byte += le32_to_cpu(tgt_stats->stats.tx.mcast_byte); 1042bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_bcast_pkt += le32_to_cpu(tgt_stats->stats.tx.bcast_pkt); 1043bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_bcast_byte += le32_to_cpu(tgt_stats->stats.tx.bcast_byte); 1044bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_rts_success_cnt += 1045bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->stats.tx.rts_success_cnt); 1046bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1047bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (ac = 0; ac < WMM_NUM_AC; ac++) 1048bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_pkt_per_ac[ac] += 1049bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->stats.tx.pkt_per_ac[ac]); 1050bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1051bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_err += le32_to_cpu(tgt_stats->stats.tx.err); 1052bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_fail_cnt += le32_to_cpu(tgt_stats->stats.tx.fail_cnt); 1053bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_retry_cnt += le32_to_cpu(tgt_stats->stats.tx.retry_cnt); 1054bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_mult_retry_cnt += 1055bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->stats.tx.mult_retry_cnt); 1056bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_rts_fail_cnt += 1057bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->stats.tx.rts_fail_cnt); 1058bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_ucast_rate = 1059bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_get_rate(a_sle32_to_cpu(tgt_stats->stats.tx.ucast_rate)); 1060bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1061bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_pkt += le32_to_cpu(tgt_stats->stats.rx.pkt); 1062bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_byte += le32_to_cpu(tgt_stats->stats.rx.byte); 1063bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_ucast_pkt += le32_to_cpu(tgt_stats->stats.rx.ucast_pkt); 1064bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_ucast_byte += le32_to_cpu(tgt_stats->stats.rx.ucast_byte); 1065bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_mcast_pkt += le32_to_cpu(tgt_stats->stats.rx.mcast_pkt); 1066bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_mcast_byte += le32_to_cpu(tgt_stats->stats.rx.mcast_byte); 1067bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_bcast_pkt += le32_to_cpu(tgt_stats->stats.rx.bcast_pkt); 1068bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_bcast_byte += le32_to_cpu(tgt_stats->stats.rx.bcast_byte); 1069bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_frgment_pkt += le32_to_cpu(tgt_stats->stats.rx.frgment_pkt); 1070bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_err += le32_to_cpu(tgt_stats->stats.rx.err); 1071bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_crc_err += le32_to_cpu(tgt_stats->stats.rx.crc_err); 1072bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_key_cache_miss += 1073bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->stats.rx.key_cache_miss); 1074bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_decrypt_err += le32_to_cpu(tgt_stats->stats.rx.decrypt_err); 1075bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_dupl_frame += le32_to_cpu(tgt_stats->stats.rx.dupl_frame); 1076bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_ucast_rate = 1077bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_get_rate(a_sle32_to_cpu(tgt_stats->stats.rx.ucast_rate)); 1078bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1079bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ccmp_stats = &tgt_stats->stats.tkip_ccmp_stats; 1080bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1081bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tkip_local_mic_fail += 1082bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(ccmp_stats->tkip_local_mic_fail); 1083bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tkip_cnter_measures_invoked += 1084bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(ccmp_stats->tkip_cnter_measures_invoked); 1085bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tkip_fmt_err += le32_to_cpu(ccmp_stats->tkip_fmt_err); 1086bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1087bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->ccmp_fmt_err += le32_to_cpu(ccmp_stats->ccmp_fmt_err); 1088bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->ccmp_replays += le32_to_cpu(ccmp_stats->ccmp_replays); 1089bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1090bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->pwr_save_fail_cnt += 1091bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->pm_stats.pwr_save_failure_cnt); 1092bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->noise_floor_calib = 1093bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo a_sle32_to_cpu(tgt_stats->noise_floor_calib); 1094bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1095bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_bmiss_cnt += 1096bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->cserv_stats.cs_bmiss_cnt); 1097bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_low_rssi_cnt += 1098bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->cserv_stats.cs_low_rssi_cnt); 1099bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_connect_cnt += 1100bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le16_to_cpu(tgt_stats->cserv_stats.cs_connect_cnt); 1101bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_discon_cnt += 1102bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le16_to_cpu(tgt_stats->cserv_stats.cs_discon_cnt); 1103bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1104bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_ave_beacon_rssi = 1105bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo a_sle16_to_cpu(tgt_stats->cserv_stats.cs_ave_beacon_rssi); 1106bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1107bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_last_roam_msec = 1108bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo tgt_stats->cserv_stats.cs_last_roam_msec; 1109bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_snr = tgt_stats->cserv_stats.cs_snr; 1110bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_rssi = a_sle16_to_cpu(tgt_stats->cserv_stats.cs_rssi); 1111bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1112bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->lq_val = le32_to_cpu(tgt_stats->lq_val); 1113bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1114bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->wow_pkt_dropped += 1115bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->wow_stats.wow_pkt_dropped); 1116bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->wow_host_pkt_wakeups += 1117bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo tgt_stats->wow_stats.wow_host_pkt_wakeups; 1118bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->wow_host_evt_wakeups += 1119bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo tgt_stats->wow_stats.wow_host_evt_wakeups; 1120bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->wow_evt_discarded += 1121bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le16_to_cpu(tgt_stats->wow_stats.wow_evt_discarded); 1122bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1123bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (test_bit(STATS_UPDATE_PEND, &ar->flag)) { 1124bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo clear_bit(STATS_UPDATE_PEND, &ar->flag); 1125bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo wake_up(&ar->event_wq); 1126bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1127bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1128bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1129bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6kl_add_le32(__le32 *var, __le32 val) 1130bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1131bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo *var = cpu_to_le32(le32_to_cpu(*var) + le32_to_cpu(val)); 1132bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1133bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1134bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_tgt_stats_event(struct ath6kl *ar, u8 *ptr, u32 len) 1135bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1136bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct wmi_ap_mode_stat *p = (struct wmi_ap_mode_stat *) ptr; 1137bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct wmi_ap_mode_stat *ap = &ar->ap_stats; 1138bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct wmi_per_sta_stat *st_ap, *st_p; 1139bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 ac; 1140bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1141bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ar->nw_type == AP_NETWORK) { 1142bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (len < sizeof(*p)) 1143bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 1144bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1145bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (ac = 0; ac < AP_MAX_NUM_STA; ac++) { 1146bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo st_ap = &ap->sta[ac]; 1147bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo st_p = &p->sta[ac]; 1148bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1149bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->tx_bytes, st_p->tx_bytes); 1150bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->tx_pkts, st_p->tx_pkts); 1151bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->tx_error, st_p->tx_error); 1152bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->tx_discard, st_p->tx_discard); 1153bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->rx_bytes, st_p->rx_bytes); 1154bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->rx_pkts, st_p->rx_pkts); 1155bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->rx_error, st_p->rx_error); 1156bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->rx_discard, st_p->rx_discard); 1157bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1158bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1159bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else { 1160bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_update_target_stats(ar, ptr, len); 1161bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1162bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1163bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1164bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_wakeup_event(void *dev) 1165bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1166bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = (struct ath6kl *) dev; 1167bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1168bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo wake_up(&ar->event_wq); 1169bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1170bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1171bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_txpwr_rx_evt(void *devt, u8 tx_pwr) 1172bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1173bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = (struct ath6kl *) devt; 1174bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1175bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->tx_pwr = tx_pwr; 1176bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo wake_up(&ar->event_wq); 1177bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1178bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1179bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_pspoll_event(struct ath6kl *ar, u8 aid) 1180bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1181bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_sta *conn; 1182bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct sk_buff *skb; 1183bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo bool psq_empty = false; 1184bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1185bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo conn = ath6kl_find_sta_by_aid(ar, aid); 1186bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1187bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!conn) 1188bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 1189bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 1190bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Send out a packet queued on ps queue. When the ps queue 1191bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * becomes empty update the PVB for this station. 1192bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 1193bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&conn->psq_lock); 1194bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo psq_empty = skb_queue_empty(&conn->psq); 1195bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&conn->psq_lock); 1196bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1197bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (psq_empty) 1198bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* TODO: Send out a NULL data frame */ 1199bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 1200bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1201bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&conn->psq_lock); 1202bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo skb = skb_dequeue(&conn->psq); 1203bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&conn->psq_lock); 1204bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1205bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo conn->sta_flags |= STA_PS_POLLED; 1206bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_data_tx(skb, ar->net_dev); 1207bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo conn->sta_flags &= ~STA_PS_POLLED; 1208bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1209bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&conn->psq_lock); 1210bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo psq_empty = skb_queue_empty(&conn->psq); 1211bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&conn->psq_lock); 1212bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1213bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (psq_empty) 1214bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_set_pvb_cmd(ar->wmi, conn->aid, 0); 1215bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1216bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1217bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_dtimexpiry_event(struct ath6kl *ar) 1218bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1219bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo bool mcastq_empty = false; 1220bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct sk_buff *skb; 1221bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1222bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 1223bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * If there are no associated STAs, ignore the DTIM expiry event. 1224bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * There can be potential race conditions where the last associated 1225bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * STA may disconnect & before the host could clear the 'Indicate 1226bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * DTIM' request to the firmware, the firmware would have just 1227bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * indicated a DTIM expiry event. The race is between 'clear DTIM 1228bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * expiry cmd' going from the host to the firmware & the DTIM 1229bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * expiry event happening from the firmware to the host. 1230bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 1231bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!ar->sta_list_index) 1232bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 1233bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1234bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&ar->mcastpsq_lock); 1235bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo mcastq_empty = skb_queue_empty(&ar->mcastpsq); 1236bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&ar->mcastpsq_lock); 1237bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1238bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (mcastq_empty) 1239bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 1240bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1241bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* set the STA flag to dtim_expired for the frame to go out */ 1242bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo set_bit(DTIM_EXPIRED, &ar->flag); 1243bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1244bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&ar->mcastpsq_lock); 1245bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo while ((skb = skb_dequeue(&ar->mcastpsq)) != NULL) { 1246bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&ar->mcastpsq_lock); 1247bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1248bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_data_tx(skb, ar->net_dev); 1249bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1250bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&ar->mcastpsq_lock); 1251bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1252bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&ar->mcastpsq_lock); 1253bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1254bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo clear_bit(DTIM_EXPIRED, &ar->flag); 1255bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1256bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* clear the LSB of the BitMapCtl field of the TIM IE */ 1257bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_set_pvb_cmd(ar->wmi, MCAST_AID, 0); 1258bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1259bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1260bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_disconnect_event(struct ath6kl *ar, u8 reason, u8 *bssid, 1261bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 assoc_resp_len, u8 *assoc_info, 1262bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u16 prot_reason_status) 1263bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1264bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct bss *wmi_ssid_node = NULL; 1265bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo unsigned long flags; 1266bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1267bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ar->nw_type == AP_NETWORK) { 1268bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!ath6kl_remove_sta(ar, bssid, prot_reason_status)) 1269bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 1270bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1271bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* if no more associated STAs, empty the mcast PS q */ 1272bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ar->sta_list_index == 0) { 1273bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&ar->mcastpsq_lock); 1274bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo skb_queue_purge(&ar->mcastpsq); 1275bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&ar->mcastpsq_lock); 1276bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1277bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* clear the LSB of the TIM IE's BitMapCtl field */ 1278bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (test_bit(WMI_READY, &ar->flag)) 1279bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_set_pvb_cmd(ar->wmi, MCAST_AID, 0); 1280bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1281bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1282bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!is_broadcast_ether_addr(bssid)) { 1283bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* send event to application */ 1284bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cfg80211_del_sta(ar->net_dev, bssid, GFP_KERNEL); 1285bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1286bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1287bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo clear_bit(CONNECTED, &ar->flag); 1288bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 1289bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1290bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1291bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_cfg80211_disconnect_event(ar, reason, bssid, 1292bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo assoc_resp_len, assoc_info, 1293bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo prot_reason_status); 1294bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1295bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo aggr_reset_state(ar->aggr_cntxt); 1296bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1297bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo del_timer(&ar->disconnect_timer); 1298bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1299bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CONNECT, 1300bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo "disconnect reason is %d\n", reason); 1301bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1302bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 1303bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * If the event is due to disconnect cmd from the host, only they 1304bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * the target would stop trying to connect. Under any other 1305bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * condition, target would keep trying to connect. 1306bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 1307bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (reason == DISCONNECT_CMD) { 1308bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!ar->usr_bss_filter && test_bit(WMI_READY, &ar->flag)) 1309bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_bssfilter_cmd(ar->wmi, NONE_BSS_FILTER, 0); 1310bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else { 1311bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo set_bit(CONNECT_PEND, &ar->flag); 1312bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (((reason == ASSOC_FAILED) && 1313bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (prot_reason_status == 0x11)) || 1314bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ((reason == ASSOC_FAILED) && (prot_reason_status == 0x0) 1315bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo && (ar->reconnect_flag == 1))) { 1316bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo set_bit(CONNECTED, &ar->flag); 1317bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 1318bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1319bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1320bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1321bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if ((reason == NO_NETWORK_AVAIL) && test_bit(WMI_READY, &ar->flag)) { 1322bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_node_free(ar->wmi, bssid); 1323bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1324bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 1325bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * In case any other same SSID nodes are present remove it, 1326bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * since those nodes also not available now. 1327bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 1328bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo do { 1329bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 1330bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Find the nodes based on SSID and remove it 1331bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 1332bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Note: This case will not work out for 1333bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Hidden-SSID 1334bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 1335bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo wmi_ssid_node = ath6kl_wmi_find_ssid_node(ar->wmi, 1336bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->ssid, 1337bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->ssid_len, 1338bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo false, 1339bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo true); 1340bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1341bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (wmi_ssid_node) 1342bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_node_free(ar->wmi, 1343bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo wmi_ssid_node->ni_macaddr); 1344bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1345bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } while (wmi_ssid_node); 1346bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1347bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1348bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* update connect & link status atomically */ 1349bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_irqsave(&ar->lock, flags); 1350bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo clear_bit(CONNECTED, &ar->flag); 1351bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_carrier_off(ar->net_dev); 1352bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_irqrestore(&ar->lock, flags); 1353bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1354bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if ((reason != CSERV_DISCONNECT) || (ar->reconnect_flag != 1)) 1355bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->reconnect_flag = 0; 1356bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1357bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (reason != CSERV_DISCONNECT) 1358bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->user_key_ctrl = 0; 1359bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1360bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_stop_queue(ar->net_dev); 1361bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(ar->bssid, 0, sizeof(ar->bssid)); 1362bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->bss_ch = 0; 1363bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1364bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_tx_data_cleanup(ar); 1365bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1366bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1367bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic int ath6kl_open(struct net_device *dev) 1368bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1369bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = ath6kl_priv(dev); 1370bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo unsigned long flags; 1371bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1372bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_irqsave(&ar->lock, flags); 1373bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1374575b5f34aa089cdaf92dda905d3b1dff1947f257Raja Mani set_bit(WLAN_ENABLED, &ar->flag); 1375bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1376bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (test_bit(CONNECTED, &ar->flag)) { 1377bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_carrier_on(dev); 1378bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_wake_queue(dev); 1379bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else 1380bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_carrier_off(dev); 1381bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1382bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_irqrestore(&ar->lock, flags); 1383bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1384bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return 0; 1385bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1386bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1387bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic int ath6kl_close(struct net_device *dev) 1388bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1389bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = ath6kl_priv(dev); 1390bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1391bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_stop_queue(dev); 1392bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1393bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_disconnect(ar); 1394bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1395bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (test_bit(WMI_READY, &ar->flag)) { 1396bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ath6kl_wmi_scanparams_cmd(ar->wmi, 0xFFFF, 0, 0, 0, 0, 0, 0, 1397bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 0, 0, 0)) 1398bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return -EIO; 1399bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1400575b5f34aa089cdaf92dda905d3b1dff1947f257Raja Mani clear_bit(WLAN_ENABLED, &ar->flag); 1401bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1402bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1403bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_cfg80211_scan_complete_event(ar, -ECANCELED); 1404bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1405bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return 0; 1406bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1407bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1408bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic struct net_device_stats *ath6kl_get_stats(struct net_device *dev) 1409bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1410bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = ath6kl_priv(dev); 1411bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1412bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return &ar->net_stats; 1413bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1414bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1415bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic struct net_device_ops ath6kl_netdev_ops = { 1416bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo .ndo_open = ath6kl_open, 1417bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo .ndo_stop = ath6kl_close, 1418bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo .ndo_start_xmit = ath6kl_data_tx, 1419bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo .ndo_get_stats = ath6kl_get_stats, 1420bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo}; 1421bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1422bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid init_netdev(struct net_device *dev) 1423bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1424bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo dev->netdev_ops = &ath6kl_netdev_ops; 1425bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo dev->watchdog_timeo = ATH6KL_TX_TIMEOUT; 1426bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1427bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo dev->needed_headroom = ETH_HLEN; 1428bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo dev->needed_headroom += sizeof(struct ath6kl_llc_snap_hdr) + 1429bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sizeof(struct wmi_data_hdr) + HTC_HDR_LENGTH 14301df94a8578eb099d9362cc0b84ef85015c47bbc5Vasanthakumar Thiagarajan + WMI_MAX_TX_META_SZ + ATH6KL_HTC_ALIGN_BYTES; 1431bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1432bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 1433bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1434