main.c revision 31024d99003486c90c793dea58b55f7920f0488b
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); 64bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memcpy(sta->wpa_ie, wpaie, ielen); 65bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->aid = aid; 66bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->keymgmt = keymgmt; 67bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->ucipher = ucipher; 68bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->auth = auth; 69bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 70bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->sta_list_index = ar->sta_list_index | (1 << free_slot); 71bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->ap_stats.sta[free_slot].aid = cpu_to_le32(aid); 72bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 73bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 74bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6kl_sta_cleanup(struct ath6kl *ar, u8 i) 75bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 76bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_sta *sta = &ar->sta_list[i]; 77bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 78bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* empty the queued pkts in the PS queue if any */ 79bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&sta->psq_lock); 80bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo skb_queue_purge(&sta->psq); 81bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&sta->psq_lock); 82bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 83bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(&ar->ap_stats.sta[sta->aid - 1], 0, 84bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sizeof(struct wmi_per_sta_stat)); 85bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(sta->mac, 0, ETH_ALEN); 86bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(sta->wpa_ie, 0, ATH6KL_MAX_IE); 87bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->aid = 0; 88bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta->sta_flags = 0; 89bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 90bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->sta_list_index = ar->sta_list_index & ~(1 << i); 91bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 92bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 93bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 94bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic u8 ath6kl_remove_sta(struct ath6kl *ar, u8 *mac, u16 reason) 95bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 96bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 i, removed = 0; 97bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 98bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (is_zero_ether_addr(mac)) 99bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return removed; 100bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 101bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (is_broadcast_ether_addr(mac)) { 102bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, "deleting all station\n"); 103bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 104bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (i = 0; i < AP_MAX_NUM_STA; i++) { 105bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!is_zero_ether_addr(ar->sta_list[i].mac)) { 106bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_sta_cleanup(ar, i); 107bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo removed = 1; 108bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 109bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 110bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else { 111bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (i = 0; i < AP_MAX_NUM_STA; i++) { 112bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (memcmp(ar->sta_list[i].mac, mac, ETH_ALEN) == 0) { 113bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, 114bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo "deleting station %pM aid=%d reason=%d\n", 115bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo mac, ar->sta_list[i].aid, reason); 116bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_sta_cleanup(ar, i); 117bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo removed = 1; 118bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 119bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 120bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 121bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 122bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 123bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return removed; 124bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 125bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 126bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valoenum htc_endpoint_id ath6kl_ac2_endpoint_id(void *devt, u8 ac) 127bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 128bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = devt; 129bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return ar->ac2ep_map[ac]; 130bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 131bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 132bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostruct ath6kl_cookie *ath6kl_alloc_cookie(struct ath6kl *ar) 133bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 134bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_cookie *cookie; 135bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 136bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cookie = ar->cookie_list; 137bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cookie != NULL) { 138bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_list = cookie->arc_list_next; 139bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_count--; 140bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 141bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 142bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return cookie; 143bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 144bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 145bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_cookie_init(struct ath6kl *ar) 146bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 147bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u32 i; 148bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 149bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_list = NULL; 150bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_count = 0; 151bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 152bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(ar->cookie_mem, 0, sizeof(ar->cookie_mem)); 153bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 154bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (i = 0; i < MAX_COOKIE_NUM; i++) 155bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_free_cookie(ar, &ar->cookie_mem[i]); 156bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 157bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 158bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_cookie_cleanup(struct ath6kl *ar) 159bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 160bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_list = NULL; 161bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_count = 0; 162bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 163bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 164bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_free_cookie(struct ath6kl *ar, struct ath6kl_cookie *cookie) 165bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 166bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* Insert first */ 167bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 168bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!ar || !cookie) 169bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 170bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 171bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cookie->arc_list_next = ar->cookie_list; 172bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_list = cookie; 173bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->cookie_count++; 174bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 175bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 176bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* set the window address register (using 4-byte register access ). */ 177bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic int ath6kl_set_addrwin_reg(struct ath6kl *ar, u32 reg_addr, u32 addr) 178bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 179bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int status; 180bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 addr_val[4]; 181bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo s32 i; 182bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 183bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 184bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Write bytes 1,2,3 of the register to set the upper address bytes, 185bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * the LSB is written last to initiate the access cycle 186bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 187bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 188bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (i = 1; i <= 3; i++) { 189bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 190bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Fill the buffer with the address byte value we want to 191bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * hit 4 times. 192bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 193bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(addr_val, ((u8 *)&addr)[i], 4); 194bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 195bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 196bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Hit each byte of the register address with a 4-byte 197bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * write operation to the same address, this is a harmless 198bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * operation. 199bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 200bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo status = hif_read_write_sync(ar, reg_addr + i, addr_val, 201bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 4, HIF_WR_SYNC_BYTE_FIX); 202bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (status) 203bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 204bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 205bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 206bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (status) { 207bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_err("failed to write initial bytes of 0x%x to window reg: 0x%X\n", 208bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo addr, reg_addr); 209bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return status; 210bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 211bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 212bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 213bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Write the address register again, this time write the whole 214bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 4-byte value. The effect here is that the LSB write causes the 215bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * cycle to start, the extra 3 byte write to bytes 1,2,3 has no 216bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * effect since we are writing the same values again 217bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 218bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo status = hif_read_write_sync(ar, reg_addr, (u8 *)(&addr), 219bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 4, HIF_WR_SYNC_BYTE_INC); 220bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 221bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (status) { 222bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_err("failed to write 0x%x to window reg: 0x%X\n", 223bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo addr, reg_addr); 224bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return status; 225bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 226bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 227bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return 0; 228bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 229bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 230bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* 231bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Read from the ATH6KL through its diagnostic window. No cooperation from 232bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * the Target is required for this. 233bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 234bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valoint ath6kl_read_reg_diag(struct ath6kl *ar, u32 *address, u32 *data) 235bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 236bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int status; 237bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 238bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* set window register to start read cycle */ 239bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo status = ath6kl_set_addrwin_reg(ar, WINDOW_READ_ADDR_ADDRESS, 240bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo *address); 241bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 242bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (status) 243bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return status; 244bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 245bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* read the data */ 246bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo status = hif_read_write_sync(ar, WINDOW_DATA_ADDRESS, (u8 *)data, 247bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sizeof(u32), HIF_RD_SYNC_BYTE_INC); 248bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (status) { 249bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_err("failed to read from window data addr\n"); 250bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return status; 251bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 252bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 253bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return status; 254bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 255bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 256bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 257bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* 258bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Write to the ATH6KL through its diagnostic window. No cooperation from 259bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * the Target is required for this. 260bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 261bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic int ath6kl_write_reg_diag(struct ath6kl *ar, u32 *address, u32 *data) 262bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 263bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int status; 264bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 265bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* set write data */ 266bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo status = hif_read_write_sync(ar, WINDOW_DATA_ADDRESS, (u8 *)data, 267bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sizeof(u32), HIF_WR_SYNC_BYTE_INC); 268bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (status) { 269bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_err("failed to write 0x%x to window data addr\n", *data); 270bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return status; 271bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 272bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 273bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* set window register, which starts the write cycle */ 274bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return ath6kl_set_addrwin_reg(ar, WINDOW_WRITE_ADDR_ADDRESS, 275bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo *address); 276bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 277bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 278bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valoint ath6kl_access_datadiag(struct ath6kl *ar, u32 address, 279bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 *data, u32 length, bool read) 280bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 281bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u32 count; 282bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int status = 0; 283bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 284bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (count = 0; count < length; count += 4, address += 4) { 285bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (read) { 286bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo status = ath6kl_read_reg_diag(ar, &address, 287bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (u32 *) &data[count]); 288bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (status) 289bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 290bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else { 291bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo status = ath6kl_write_reg_diag(ar, &address, 292bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (u32 *) &data[count]); 293bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (status) 294bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 295bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 296bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 297bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 298bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return status; 299bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 300bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 30131024d99003486c90c793dea58b55f7920f0488bKevin Fang/* FIXME: move to a better place, target.h? */ 30231024d99003486c90c793dea58b55f7920f0488bKevin Fang#define AR6003_RESET_CONTROL_ADDRESS 0x00004000 30331024d99003486c90c793dea58b55f7920f0488bKevin Fang#define AR6004_RESET_CONTROL_ADDRESS 0x00004000 30431024d99003486c90c793dea58b55f7920f0488bKevin Fang 305bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6kl_reset_device(struct ath6kl *ar, u32 target_type, 306bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo bool wait_fot_compltn, bool cold_reset) 307bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 308bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int status = 0; 309bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u32 address; 310bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u32 data; 311bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 31231024d99003486c90c793dea58b55f7920f0488bKevin Fang if (target_type != TARGET_TYPE_AR6003 && 31331024d99003486c90c793dea58b55f7920f0488bKevin Fang target_type != TARGET_TYPE_AR6004) 314bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 315bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 316bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo data = cold_reset ? RESET_CONTROL_COLD_RST : RESET_CONTROL_MBOX_RST; 317bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 31831024d99003486c90c793dea58b55f7920f0488bKevin Fang switch (target_type) { 31931024d99003486c90c793dea58b55f7920f0488bKevin Fang case TARGET_TYPE_AR6003: 32031024d99003486c90c793dea58b55f7920f0488bKevin Fang address = AR6003_RESET_CONTROL_ADDRESS; 32131024d99003486c90c793dea58b55f7920f0488bKevin Fang break; 32231024d99003486c90c793dea58b55f7920f0488bKevin Fang case TARGET_TYPE_AR6004: 32331024d99003486c90c793dea58b55f7920f0488bKevin Fang address = AR6004_RESET_CONTROL_ADDRESS; 32431024d99003486c90c793dea58b55f7920f0488bKevin Fang break; 32531024d99003486c90c793dea58b55f7920f0488bKevin Fang default: 32631024d99003486c90c793dea58b55f7920f0488bKevin Fang address = AR6003_RESET_CONTROL_ADDRESS; 32731024d99003486c90c793dea58b55f7920f0488bKevin Fang break; 32831024d99003486c90c793dea58b55f7920f0488bKevin Fang } 32931024d99003486c90c793dea58b55f7920f0488bKevin Fang 330bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo status = ath6kl_write_reg_diag(ar, &address, &data); 331bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 332bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (status) 333bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_err("failed to reset target\n"); 334bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 335bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 336bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_stop_endpoint(struct net_device *dev, bool keep_profile, 337bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo bool get_dbglogs) 338bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 339bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = ath6kl_priv(dev); 340bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo static u8 bcast_mac[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; 341bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo bool discon_issued; 342bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 343bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_stop_queue(dev); 344bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 345bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* disable the target and the interrupts associated with it */ 346bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (test_bit(WMI_READY, &ar->flag)) { 347bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo discon_issued = (test_bit(CONNECTED, &ar->flag) || 348bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo test_bit(CONNECT_PEND, &ar->flag)); 349bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_disconnect(ar); 350bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!keep_profile) 351bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_init_profile_info(ar); 352bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 353bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo del_timer(&ar->disconnect_timer); 354bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 355bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo clear_bit(WMI_READY, &ar->flag); 356bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_shutdown(ar->wmi); 357bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo clear_bit(WMI_ENABLED, &ar->flag); 358bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->wmi = NULL; 359bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 360bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 361bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * After wmi_shudown all WMI events will be dropped. We 362bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * need to cleanup the buffers allocated in AP mode and 363bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * give disconnect notification to stack, which usually 364bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * happens in the disconnect_event. Simulate the disconnect 365bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * event by calling the function directly. Sometimes 366bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * disconnect_event will be received when the debug logs 367bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * are collected. 368bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 369bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (discon_issued) 370bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_disconnect_event(ar, DISCONNECT_CMD, 371bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (ar->nw_type & AP_NETWORK) ? 372bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo bcast_mac : ar->bssid, 373bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 0, NULL, 0); 374bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 375bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->user_key_ctrl = 0; 376bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 377bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else { 378bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, 379bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo "%s: wmi is not ready 0x%p 0x%p\n", 380bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo __func__, ar, ar->wmi); 381bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 382bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* Shut down WMI if we have started it */ 383bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (test_bit(WMI_ENABLED, &ar->flag)) { 384bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, 385bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo "%s: shut down wmi\n", __func__); 386bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_shutdown(ar->wmi); 387bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo clear_bit(WMI_ENABLED, &ar->flag); 388bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->wmi = NULL; 389bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 390bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 391bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 392bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ar->htc_target) { 393bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, "%s: shut down htc\n", __func__); 394ad226ec22b92d7f0f834015149b1d1118e017f16Kalle Valo ath6kl_htc_stop(ar->htc_target); 395bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 396bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 397bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 398bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Try to reset the device if we can. The driver may have been 399bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * configure NOT to reset the target during a debug session. 400bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 401bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, 402bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo "attempting to reset target on instance destroy\n"); 403bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_reset_device(ar, ar->target_type, true, true); 404bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 405bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 406bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6kl_install_static_wep_keys(struct ath6kl *ar) 407bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 408bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 index; 409bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 keyusage; 410bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 411bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (index = WMI_MIN_KEY_INDEX; index <= WMI_MAX_KEY_INDEX; index++) { 412bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ar->wep_key_list[index].key_len) { 413bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo keyusage = GROUP_USAGE; 414bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (index == ar->def_txkey_index) 415bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo keyusage |= TX_USAGE; 416bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 417bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_addkey_cmd(ar->wmi, 418bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo index, 419bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo WEP_CRYPT, 420bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo keyusage, 421bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->wep_key_list[index].key_len, 422bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo NULL, 423bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->wep_key_list[index].key, 424bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo KEY_OP_INIT_VAL, NULL, 425bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo NO_SYNC_WMIFLAG); 426bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 427bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 428bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 429bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 430bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6kl_connect_ap_mode(struct ath6kl *ar, u16 channel, u8 *bssid, 431bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u16 listen_int, u16 beacon_int, 432bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 assoc_resp_len, u8 *assoc_info) 433bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 434bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct net_device *dev = ar->net_dev; 435bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct station_info sinfo; 436bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_req_key *ik; 437bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo enum crypto_type keyType = NONE_CRYPT; 438bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 439bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (memcmp(dev->dev_addr, bssid, ETH_ALEN) == 0) { 440bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ik = &ar->ap_mode_bkey; 441bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 442bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo switch (ar->auth_mode) { 443bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo case NONE_AUTH: 444bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ar->prwise_crypto == WEP_CRYPT) 445bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_install_static_wep_keys(ar); 446bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 447bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo case WPA_PSK_AUTH: 448bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo case WPA2_PSK_AUTH: 449bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo case (WPA_PSK_AUTH|WPA2_PSK_AUTH): 450bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo switch (ik->ik_type) { 451bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo case ATH6KL_CIPHER_TKIP: 452bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo keyType = TKIP_CRYPT; 453bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 454bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo case ATH6KL_CIPHER_AES_CCM: 455bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo keyType = AES_CRYPT; 456bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 457bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo default: 458bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo goto skip_key; 459bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 460bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_addkey_cmd(ar->wmi, ik->ik_keyix, keyType, 461bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo GROUP_USAGE, ik->ik_keylen, 462bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (u8 *)&ik->ik_keyrsc, 463bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ik->ik_keydata, 464bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo KEY_OP_INIT_VAL, ik->ik_macaddr, 465bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo SYNC_BOTH_WMIFLAG); 466bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 467bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 468bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valoskip_key: 469bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo set_bit(CONNECTED, &ar->flag); 470bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 471bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 472bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 473bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, "new station %pM aid=%d\n", 474bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo bssid, channel); 475bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 476bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_new_sta(ar, bssid, channel, assoc_info, assoc_resp_len, 477bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo listen_int & 0xFF, beacon_int, 478bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (listen_int >> 8) & 0xFF); 479bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 480bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* send event to application */ 481bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(&sinfo, 0, sizeof(sinfo)); 482bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 483bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* TODO: sinfo.generation */ 484bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* TODO: need to deliver (Re)AssocReq IEs somehow.. change in 485bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * cfg80211 needed, e.g., by adding those into sinfo 486bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 487bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cfg80211_new_sta(ar->net_dev, bssid, &sinfo, GFP_KERNEL); 488bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 489bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_wake_queue(ar->net_dev); 490bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 491bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 492bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 493bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 494bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* Functions for Tx credit handling */ 495bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6k_credit_init(struct htc_credit_state_info *cred_info, 496bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct list_head *ep_list, 497bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int tot_credits) 498bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 499bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct htc_endpoint_credit_dist *cur_ep_dist; 500bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int count; 501bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 502bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cred_info->cur_free_credits = tot_credits; 503bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cred_info->total_avail_credits = tot_credits; 504bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 505bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo list_for_each_entry(cur_ep_dist, ep_list, list) { 506bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cur_ep_dist->endpoint == ENDPOINT_0) 507bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo continue; 508bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 509bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_ep_dist->cred_min = cur_ep_dist->cred_per_msg; 510bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 511bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (tot_credits > 4) 512bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if ((cur_ep_dist->svc_id == WMI_DATA_BK_SVC) || 513bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (cur_ep_dist->svc_id == WMI_DATA_BE_SVC)) { 514bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_deposit_credit_to_ep(cred_info, 515bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_ep_dist, 516bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_ep_dist->cred_min); 517bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_ep_dist->dist_flags |= HTC_EP_ACTIVE; 518bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 519bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 520bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cur_ep_dist->svc_id == WMI_CONTROL_SVC) { 521bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_deposit_credit_to_ep(cred_info, cur_ep_dist, 522bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_ep_dist->cred_min); 523bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 524bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Control service is always marked active, it 525bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * never goes inactive EVER. 526bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 527bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_ep_dist->dist_flags |= HTC_EP_ACTIVE; 528bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else if (cur_ep_dist->svc_id == WMI_DATA_BK_SVC) 529bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* this is the lowest priority data endpoint */ 530bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cred_info->lowestpri_ep_dist = cur_ep_dist->list; 531bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 532bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 533bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Streams have to be created (explicit | implicit) for all 534bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * kinds of traffic. BE endpoints are also inactive in the 535bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * beginning. When BE traffic starts it creates implicit 536bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * streams that redistributes credits. 537bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 538bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Note: all other endpoints have minimums set but are 539bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * initially given NO credits. credits will be distributed 540bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * as traffic activity demands 541bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 542bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 543bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 544bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo WARN_ON(cred_info->cur_free_credits <= 0); 545bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 546bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo list_for_each_entry(cur_ep_dist, ep_list, list) { 547bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cur_ep_dist->endpoint == ENDPOINT_0) 548bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo continue; 549bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 550bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cur_ep_dist->svc_id == WMI_CONTROL_SVC) 551bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_ep_dist->cred_norm = cur_ep_dist->cred_per_msg; 552bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo else { 553bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 554bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * For the remaining data endpoints, we assume that 555bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * each cred_per_msg are the same. We use a simple 556bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * calculation here, we take the remaining credits 557bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * and determine how many max messages this can 558bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * cover and then set each endpoint's normal value 559bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * equal to 3/4 this amount. 560bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 561bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo count = (cred_info->cur_free_credits / 562bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_ep_dist->cred_per_msg) 563bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * cur_ep_dist->cred_per_msg; 564bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo count = (count * 3) >> 2; 565bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo count = max(count, cur_ep_dist->cred_per_msg); 566bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_ep_dist->cred_norm = count; 567bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 568bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 569bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 570bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 571bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 572bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* initialize and setup credit distribution */ 573bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valoint ath6k_setup_credit_dist(void *htc_handle, 574bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct htc_credit_state_info *cred_info) 575bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 576bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u16 servicepriority[5]; 577bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 578bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(cred_info, 0, sizeof(struct htc_credit_state_info)); 579bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 580bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo servicepriority[0] = WMI_CONTROL_SVC; /* highest */ 581bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo servicepriority[1] = WMI_DATA_VO_SVC; 582bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo servicepriority[2] = WMI_DATA_VI_SVC; 583bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo servicepriority[3] = WMI_DATA_BE_SVC; 584bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo servicepriority[4] = WMI_DATA_BK_SVC; /* lowest */ 585bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 586bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* set priority list */ 587ad226ec22b92d7f0f834015149b1d1118e017f16Kalle Valo ath6kl_htc_set_credit_dist(htc_handle, cred_info, servicepriority, 5); 588bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 589bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return 0; 590bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 591bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 592bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* reduce an ep's credits back to a set limit */ 593bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6k_reduce_credits(struct htc_credit_state_info *cred_info, 594bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct htc_endpoint_credit_dist *ep_dist, 595bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int limit) 596bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 597bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int credits; 598bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 599bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ep_dist->cred_assngd = limit; 600bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 601bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ep_dist->credits <= limit) 602bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 603bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 604bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo credits = ep_dist->credits - limit; 605bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ep_dist->credits -= credits; 606bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cred_info->cur_free_credits += credits; 607bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 608bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 609bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6k_credit_update(struct htc_credit_state_info *cred_info, 610bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct list_head *epdist_list) 611bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 612bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct htc_endpoint_credit_dist *cur_dist_list; 613bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 614bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo list_for_each_entry(cur_dist_list, epdist_list, list) { 615bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cur_dist_list->endpoint == ENDPOINT_0) 616bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo continue; 617bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 618bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cur_dist_list->cred_to_dist > 0) { 619bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_dist_list->credits += 620bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_dist_list->cred_to_dist; 621bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_dist_list->cred_to_dist = 0; 622bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cur_dist_list->credits > 623bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_dist_list->cred_assngd) 624bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6k_reduce_credits(cred_info, 625bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_dist_list, 626bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_dist_list->cred_assngd); 627bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 628bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cur_dist_list->credits > 629bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_dist_list->cred_norm) 630bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6k_reduce_credits(cred_info, cur_dist_list, 631bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_dist_list->cred_norm); 632bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 633bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!(cur_dist_list->dist_flags & HTC_EP_ACTIVE)) { 634bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cur_dist_list->txq_depth == 0) 635bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6k_reduce_credits(cred_info, 636bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cur_dist_list, 0); 637bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 638bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 639bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 640bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 641bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 642bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* 643bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * HTC has an endpoint that needs credits, ep_dist is the endpoint in 644bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * question. 645bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 646bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6k_seek_credits(struct htc_credit_state_info *cred_info, 647bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct htc_endpoint_credit_dist *ep_dist) 648bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 649bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct htc_endpoint_credit_dist *curdist_list; 650bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int credits = 0; 651bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo int need; 652bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 653bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ep_dist->svc_id == WMI_CONTROL_SVC) 654bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo goto out; 655bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 656bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if ((ep_dist->svc_id == WMI_DATA_VI_SVC) || 657bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (ep_dist->svc_id == WMI_DATA_VO_SVC)) 658bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if ((ep_dist->cred_assngd >= ep_dist->cred_norm)) 659bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo goto out; 660bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 661bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 662bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * For all other services, we follow a simple algorithm of: 663bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 664bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 1. checking the free pool for credits 665bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 2. checking lower priority endpoints for credits to take 666bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 667bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 668bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo credits = min(cred_info->cur_free_credits, ep_dist->seek_cred); 669bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 670bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (credits >= ep_dist->seek_cred) 671bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo goto out; 672bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 673bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 674bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * We don't have enough in the free pool, try taking away from 675bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * lower priority services The rule for taking away credits: 676bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 677bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 1. Only take from lower priority endpoints 678bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 2. Only take what is allocated above the minimum (never 679bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * starve an endpoint completely) 680bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 3. Only take what you need. 681bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 682bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 683bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo list_for_each_entry_reverse(curdist_list, 684bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo &cred_info->lowestpri_ep_dist, 685bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo list) { 686bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (curdist_list == ep_dist) 687bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 688bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 689bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo need = ep_dist->seek_cred - cred_info->cur_free_credits; 690bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 691bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if ((curdist_list->cred_assngd - need) >= 692bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo curdist_list->cred_min) { 693bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 694bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * The current one has been allocated more than 695bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * it's minimum and it has enough credits assigned 696bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * above it's minimum to fulfill our need try to 697bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * take away just enough to fulfill our need. 698bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 699bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6k_reduce_credits(cred_info, curdist_list, 700bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo curdist_list->cred_assngd - need); 701bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 702bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (cred_info->cur_free_credits >= 703bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ep_dist->seek_cred) 704bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 705bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 706bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 707bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (curdist_list->endpoint == ENDPOINT_0) 708bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 709bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 710bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 711bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo credits = min(cred_info->cur_free_credits, ep_dist->seek_cred); 712bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 713bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valoout: 714bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* did we find some credits? */ 715bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (credits) 716bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_deposit_credit_to_ep(cred_info, ep_dist, credits); 717bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 718bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ep_dist->seek_cred = 0; 719bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 720bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 721bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* redistribute credits based on activity change */ 722bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6k_redistribute_credits(struct htc_credit_state_info *info, 723bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct list_head *ep_dist_list) 724bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 725bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct htc_endpoint_credit_dist *curdist_list; 726bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 727bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo list_for_each_entry(curdist_list, ep_dist_list, list) { 728bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (curdist_list->endpoint == ENDPOINT_0) 729bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo continue; 730bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 731bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if ((curdist_list->svc_id == WMI_DATA_BK_SVC) || 732bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (curdist_list->svc_id == WMI_DATA_BE_SVC)) 733bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo curdist_list->dist_flags |= HTC_EP_ACTIVE; 734bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 735bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if ((curdist_list->svc_id != WMI_CONTROL_SVC) && 736bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo !(curdist_list->dist_flags & HTC_EP_ACTIVE)) { 737bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (curdist_list->txq_depth == 0) 738bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6k_reduce_credits(info, 739bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo curdist_list, 0); 740bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo else 741bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6k_reduce_credits(info, 742bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo curdist_list, 743bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo curdist_list->cred_min); 744bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 745bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 746bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 747bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 748bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* 749bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 750bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * This function is invoked whenever endpoints require credit 751bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * distributions. A lock is held while this function is invoked, this 752bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * function shall NOT block. The ep_dist_list is a list of distribution 753bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * structures in prioritized order as defined by the call to the 754bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * htc_set_credit_dist() api. 755bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 756bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6k_credit_distribute(struct htc_credit_state_info *cred_info, 757bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct list_head *ep_dist_list, 758bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo enum htc_credit_dist_reason reason) 759bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 760bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo switch (reason) { 761bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo case HTC_CREDIT_DIST_SEND_COMPLETE: 762bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6k_credit_update(cred_info, ep_dist_list); 763bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 764bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo case HTC_CREDIT_DIST_ACTIVITY_CHANGE: 765bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6k_redistribute_credits(cred_info, ep_dist_list); 766bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 767bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo default: 768bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo break; 769bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 770bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 771bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo WARN_ON(cred_info->cur_free_credits > cred_info->total_avail_credits); 772bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo WARN_ON(cred_info->cur_free_credits < 0); 773bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 774bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 775bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid disconnect_timer_handler(unsigned long ptr) 776bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 777bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct net_device *dev = (struct net_device *)ptr; 778bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = ath6kl_priv(dev); 779bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 780bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_init_profile_info(ar); 781bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_disconnect(ar); 782bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 783bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 784bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_disconnect(struct ath6kl *ar) 785bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 786bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (test_bit(CONNECTED, &ar->flag) || 787bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo test_bit(CONNECT_PEND, &ar->flag)) { 788bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_disconnect_cmd(ar->wmi); 789bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 790bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Disconnect command is issued, clear the connect pending 791bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * flag. The connected flag will be cleared in 792bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * disconnect event notification. 793bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 794bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo clear_bit(CONNECT_PEND, &ar->flag); 795bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 796bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 797bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 798bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo/* WMI Event handlers */ 799bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 800bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic const char *get_hw_id_string(u32 id) 801bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 802bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo switch (id) { 803bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo case AR6003_REV1_VERSION: 804bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return "1.0"; 805bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo case AR6003_REV2_VERSION: 806bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return "2.0"; 807bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo case AR6003_REV3_VERSION: 808bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return "2.1.1"; 809bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo default: 810bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return "unknown"; 811bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 812bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 813bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 814bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_ready_event(void *devt, u8 *datap, u32 sw_ver, u32 abi_ver) 815bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 816bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = devt; 817bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct net_device *dev = ar->net_dev; 818bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 819bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memcpy(dev->dev_addr, datap, ETH_ALEN); 820bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, "%s: mac addr = %pM\n", 821bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo __func__, dev->dev_addr); 822bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 823bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->version.wlan_ver = sw_ver; 824bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->version.abi_ver = abi_ver; 825bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 826bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo snprintf(ar->wdev->wiphy->fw_version, 827bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sizeof(ar->wdev->wiphy->fw_version), 828bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo "%u.%u.%u.%u", 829bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (ar->version.wlan_ver & 0xf0000000) >> 28, 830bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (ar->version.wlan_ver & 0x0f000000) >> 24, 831bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (ar->version.wlan_ver & 0x00ff0000) >> 16, 832bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (ar->version.wlan_ver & 0x0000ffff)); 833bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 834bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* indicate to the waiting thread that the ready event was received */ 835bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo set_bit(WMI_READY, &ar->flag); 836bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo wake_up(&ar->event_wq); 837bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 838bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_info("hw %s fw %s\n", 839bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo get_hw_id_string(ar->wdev->wiphy->hw_version), 840bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->wdev->wiphy->fw_version); 841bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 842bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 843bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_scan_complete_evt(struct ath6kl *ar, int status) 844bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 845bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_cfg80211_scan_complete_event(ar, status); 846bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 847bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!ar->usr_bss_filter) 848bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_bssfilter_cmd(ar->wmi, NONE_BSS_FILTER, 0); 849bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 850bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_SCAN, "scan complete: %d\n", status); 851bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 852bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 853bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_connect_event(struct ath6kl *ar, u16 channel, u8 *bssid, 854bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u16 listen_int, u16 beacon_int, 855bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo enum network_type net_type, u8 beacon_ie_len, 856bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 assoc_req_len, u8 assoc_resp_len, 857bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 *assoc_info) 858bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 859bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo unsigned long flags; 860bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 861bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ar->nw_type == AP_NETWORK) { 862bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_connect_ap_mode(ar, channel, bssid, listen_int, 863bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo beacon_int, assoc_resp_len, 864bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo assoc_info); 865bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 866bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 867bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 868bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_cfg80211_connect_event(ar, channel, bssid, 869bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo listen_int, beacon_int, 870bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo net_type, beacon_ie_len, 871bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo assoc_req_len, assoc_resp_len, 872bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo assoc_info); 873bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 874bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memcpy(ar->bssid, bssid, sizeof(ar->bssid)); 875bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->bss_ch = channel; 876bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 877bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if ((ar->nw_type == INFRA_NETWORK)) 878bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_listeninterval_cmd(ar->wmi, ar->listen_intvl_t, 879bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->listen_intvl_b); 880bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 881bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_wake_queue(ar->net_dev); 882bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 883bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* Update connect & link status atomically */ 884bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_irqsave(&ar->lock, flags); 885bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo set_bit(CONNECTED, &ar->flag); 886bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo clear_bit(CONNECT_PEND, &ar->flag); 887bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_carrier_on(ar->net_dev); 888bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_irqrestore(&ar->lock, flags); 889bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 890bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo aggr_reset_state(ar->aggr_cntxt); 891bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->reconnect_flag = 0; 892bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 893bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if ((ar->nw_type == ADHOC_NETWORK) && ar->ibss_ps_enable) { 894bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(ar->node_map, 0, sizeof(ar->node_map)); 895bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->node_num = 0; 896bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->next_ep_id = ENDPOINT_2; 897bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 898bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 899bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!ar->usr_bss_filter) 900bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_bssfilter_cmd(ar->wmi, NONE_BSS_FILTER, 0); 901bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 902bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 903bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_tkip_micerr_event(struct ath6kl *ar, u8 keyid, bool ismcast) 904bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 905bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_sta *sta; 906bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 tsc[6]; 907bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 908bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * For AP case, keyid will have aid of STA which sent pkt with 909bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * MIC error. Use this aid to get MAC & send it to hostapd. 910bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 911bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ar->nw_type == AP_NETWORK) { 912bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sta = ath6kl_find_sta_by_aid(ar, (keyid >> 2)); 913bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!sta) 914bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 915bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 916bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, 917bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo "ap tkip mic error received from aid=%d\n", keyid); 918bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 919bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(tsc, 0, sizeof(tsc)); /* FIX: get correct TSC */ 920bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cfg80211_michael_mic_failure(ar->net_dev, sta->mac, 921bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo NL80211_KEYTYPE_PAIRWISE, keyid, 922bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo tsc, GFP_KERNEL); 923bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else 924bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_cfg80211_tkip_micerr_event(ar, keyid, ismcast); 925bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 926bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 927bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 928bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6kl_update_target_stats(struct ath6kl *ar, u8 *ptr, u32 len) 929bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 930bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct wmi_target_stats *tgt_stats = 931bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (struct wmi_target_stats *) ptr; 932bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct target_stats *stats = &ar->target_stats; 933bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct tkip_ccmp_stats *ccmp_stats; 934bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct bss *conn_bss = NULL; 935bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct cserv_stats *c_stats; 936bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 ac; 937bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 938bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (len < sizeof(*tgt_stats)) 939bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 940bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 941bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* update the RSSI of the connected bss */ 942bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (test_bit(CONNECTED, &ar->flag)) { 943bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo conn_bss = ath6kl_wmi_find_node(ar->wmi, ar->bssid); 944bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (conn_bss) { 945bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo c_stats = &tgt_stats->cserv_stats; 946bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo conn_bss->ni_rssi = 947bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo a_sle16_to_cpu(c_stats->cs_ave_beacon_rssi); 948bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo conn_bss->ni_snr = 949bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo tgt_stats->cserv_stats.cs_ave_beacon_snr; 950bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_node_return(ar->wmi, conn_bss); 951bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 952bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 953bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 954bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_TRC, "updating target stats\n"); 955bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 956bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_pkt += le32_to_cpu(tgt_stats->stats.tx.pkt); 957bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_byte += le32_to_cpu(tgt_stats->stats.tx.byte); 958bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_ucast_pkt += le32_to_cpu(tgt_stats->stats.tx.ucast_pkt); 959bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_ucast_byte += le32_to_cpu(tgt_stats->stats.tx.ucast_byte); 960bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_mcast_pkt += le32_to_cpu(tgt_stats->stats.tx.mcast_pkt); 961bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_mcast_byte += le32_to_cpu(tgt_stats->stats.tx.mcast_byte); 962bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_bcast_pkt += le32_to_cpu(tgt_stats->stats.tx.bcast_pkt); 963bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_bcast_byte += le32_to_cpu(tgt_stats->stats.tx.bcast_byte); 964bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_rts_success_cnt += 965bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->stats.tx.rts_success_cnt); 966bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 967bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (ac = 0; ac < WMM_NUM_AC; ac++) 968bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_pkt_per_ac[ac] += 969bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->stats.tx.pkt_per_ac[ac]); 970bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 971bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_err += le32_to_cpu(tgt_stats->stats.tx.err); 972bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_fail_cnt += le32_to_cpu(tgt_stats->stats.tx.fail_cnt); 973bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_retry_cnt += le32_to_cpu(tgt_stats->stats.tx.retry_cnt); 974bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_mult_retry_cnt += 975bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->stats.tx.mult_retry_cnt); 976bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_rts_fail_cnt += 977bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->stats.tx.rts_fail_cnt); 978bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tx_ucast_rate = 979bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_get_rate(a_sle32_to_cpu(tgt_stats->stats.tx.ucast_rate)); 980bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 981bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_pkt += le32_to_cpu(tgt_stats->stats.rx.pkt); 982bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_byte += le32_to_cpu(tgt_stats->stats.rx.byte); 983bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_ucast_pkt += le32_to_cpu(tgt_stats->stats.rx.ucast_pkt); 984bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_ucast_byte += le32_to_cpu(tgt_stats->stats.rx.ucast_byte); 985bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_mcast_pkt += le32_to_cpu(tgt_stats->stats.rx.mcast_pkt); 986bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_mcast_byte += le32_to_cpu(tgt_stats->stats.rx.mcast_byte); 987bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_bcast_pkt += le32_to_cpu(tgt_stats->stats.rx.bcast_pkt); 988bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_bcast_byte += le32_to_cpu(tgt_stats->stats.rx.bcast_byte); 989bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_frgment_pkt += le32_to_cpu(tgt_stats->stats.rx.frgment_pkt); 990bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_err += le32_to_cpu(tgt_stats->stats.rx.err); 991bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_crc_err += le32_to_cpu(tgt_stats->stats.rx.crc_err); 992bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_key_cache_miss += 993bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->stats.rx.key_cache_miss); 994bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_decrypt_err += le32_to_cpu(tgt_stats->stats.rx.decrypt_err); 995bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_dupl_frame += le32_to_cpu(tgt_stats->stats.rx.dupl_frame); 996bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->rx_ucast_rate = 997bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_get_rate(a_sle32_to_cpu(tgt_stats->stats.rx.ucast_rate)); 998bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 999bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ccmp_stats = &tgt_stats->stats.tkip_ccmp_stats; 1000bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1001bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tkip_local_mic_fail += 1002bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(ccmp_stats->tkip_local_mic_fail); 1003bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tkip_cnter_measures_invoked += 1004bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(ccmp_stats->tkip_cnter_measures_invoked); 1005bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->tkip_fmt_err += le32_to_cpu(ccmp_stats->tkip_fmt_err); 1006bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1007bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->ccmp_fmt_err += le32_to_cpu(ccmp_stats->ccmp_fmt_err); 1008bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->ccmp_replays += le32_to_cpu(ccmp_stats->ccmp_replays); 1009bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1010bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->pwr_save_fail_cnt += 1011bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->pm_stats.pwr_save_failure_cnt); 1012bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->noise_floor_calib = 1013bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo a_sle32_to_cpu(tgt_stats->noise_floor_calib); 1014bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1015bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_bmiss_cnt += 1016bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->cserv_stats.cs_bmiss_cnt); 1017bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_low_rssi_cnt += 1018bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->cserv_stats.cs_low_rssi_cnt); 1019bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_connect_cnt += 1020bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le16_to_cpu(tgt_stats->cserv_stats.cs_connect_cnt); 1021bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_discon_cnt += 1022bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le16_to_cpu(tgt_stats->cserv_stats.cs_discon_cnt); 1023bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1024bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_ave_beacon_rssi = 1025bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo a_sle16_to_cpu(tgt_stats->cserv_stats.cs_ave_beacon_rssi); 1026bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1027bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_last_roam_msec = 1028bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo tgt_stats->cserv_stats.cs_last_roam_msec; 1029bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_snr = tgt_stats->cserv_stats.cs_snr; 1030bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->cs_rssi = a_sle16_to_cpu(tgt_stats->cserv_stats.cs_rssi); 1031bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1032bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->lq_val = le32_to_cpu(tgt_stats->lq_val); 1033bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1034bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->wow_pkt_dropped += 1035bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le32_to_cpu(tgt_stats->wow_stats.wow_pkt_dropped); 1036bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->wow_host_pkt_wakeups += 1037bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo tgt_stats->wow_stats.wow_host_pkt_wakeups; 1038bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->wow_host_evt_wakeups += 1039bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo tgt_stats->wow_stats.wow_host_evt_wakeups; 1040bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo stats->wow_evt_discarded += 1041bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo le16_to_cpu(tgt_stats->wow_stats.wow_evt_discarded); 1042bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1043bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (test_bit(STATS_UPDATE_PEND, &ar->flag)) { 1044bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo clear_bit(STATS_UPDATE_PEND, &ar->flag); 1045bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo wake_up(&ar->event_wq); 1046bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1047bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1048bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1049bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic void ath6kl_add_le32(__le32 *var, __le32 val) 1050bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1051bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo *var = cpu_to_le32(le32_to_cpu(*var) + le32_to_cpu(val)); 1052bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1053bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1054bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_tgt_stats_event(struct ath6kl *ar, u8 *ptr, u32 len) 1055bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1056bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct wmi_ap_mode_stat *p = (struct wmi_ap_mode_stat *) ptr; 1057bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct wmi_ap_mode_stat *ap = &ar->ap_stats; 1058bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct wmi_per_sta_stat *st_ap, *st_p; 1059bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 ac; 1060bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1061bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ar->nw_type == AP_NETWORK) { 1062bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (len < sizeof(*p)) 1063bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 1064bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1065bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo for (ac = 0; ac < AP_MAX_NUM_STA; ac++) { 1066bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo st_ap = &ap->sta[ac]; 1067bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo st_p = &p->sta[ac]; 1068bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1069bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->tx_bytes, st_p->tx_bytes); 1070bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->tx_pkts, st_p->tx_pkts); 1071bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->tx_error, st_p->tx_error); 1072bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->tx_discard, st_p->tx_discard); 1073bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->rx_bytes, st_p->rx_bytes); 1074bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->rx_pkts, st_p->rx_pkts); 1075bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->rx_error, st_p->rx_error); 1076bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_add_le32(&st_ap->rx_discard, st_p->rx_discard); 1077bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1078bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1079bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else { 1080bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_update_target_stats(ar, ptr, len); 1081bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1082bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1083bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1084bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_wakeup_event(void *dev) 1085bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1086bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = (struct ath6kl *) dev; 1087bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1088bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo wake_up(&ar->event_wq); 1089bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1090bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1091bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_txpwr_rx_evt(void *devt, u8 tx_pwr) 1092bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1093bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = (struct ath6kl *) devt; 1094bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1095bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->tx_pwr = tx_pwr; 1096bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo wake_up(&ar->event_wq); 1097bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1098bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1099bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_pspoll_event(struct ath6kl *ar, u8 aid) 1100bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1101bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl_sta *conn; 1102bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct sk_buff *skb; 1103bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo bool psq_empty = false; 1104bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1105bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo conn = ath6kl_find_sta_by_aid(ar, aid); 1106bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1107bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!conn) 1108bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 1109bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 1110bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Send out a packet queued on ps queue. When the ps queue 1111bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * becomes empty update the PVB for this station. 1112bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 1113bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&conn->psq_lock); 1114bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo psq_empty = skb_queue_empty(&conn->psq); 1115bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&conn->psq_lock); 1116bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1117bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (psq_empty) 1118bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* TODO: Send out a NULL data frame */ 1119bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 1120bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1121bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&conn->psq_lock); 1122bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo skb = skb_dequeue(&conn->psq); 1123bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&conn->psq_lock); 1124bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1125bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo conn->sta_flags |= STA_PS_POLLED; 1126bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_data_tx(skb, ar->net_dev); 1127bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo conn->sta_flags &= ~STA_PS_POLLED; 1128bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1129bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&conn->psq_lock); 1130bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo psq_empty = skb_queue_empty(&conn->psq); 1131bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&conn->psq_lock); 1132bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1133bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (psq_empty) 1134bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_set_pvb_cmd(ar->wmi, conn->aid, 0); 1135bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1136bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1137bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_dtimexpiry_event(struct ath6kl *ar) 1138bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1139bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo bool mcastq_empty = false; 1140bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct sk_buff *skb; 1141bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1142bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 1143bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * If there are no associated STAs, ignore the DTIM expiry event. 1144bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * There can be potential race conditions where the last associated 1145bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * STA may disconnect & before the host could clear the 'Indicate 1146bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * DTIM' request to the firmware, the firmware would have just 1147bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * indicated a DTIM expiry event. The race is between 'clear DTIM 1148bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * expiry cmd' going from the host to the firmware & the DTIM 1149bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * expiry event happening from the firmware to the host. 1150bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 1151bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!ar->sta_list_index) 1152bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 1153bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1154bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&ar->mcastpsq_lock); 1155bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo mcastq_empty = skb_queue_empty(&ar->mcastpsq); 1156bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&ar->mcastpsq_lock); 1157bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1158bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (mcastq_empty) 1159bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 1160bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1161bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* set the STA flag to dtim_expired for the frame to go out */ 1162bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo set_bit(DTIM_EXPIRED, &ar->flag); 1163bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1164bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&ar->mcastpsq_lock); 1165bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo while ((skb = skb_dequeue(&ar->mcastpsq)) != NULL) { 1166bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&ar->mcastpsq_lock); 1167bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1168bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_data_tx(skb, ar->net_dev); 1169bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1170bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&ar->mcastpsq_lock); 1171bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1172bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&ar->mcastpsq_lock); 1173bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1174bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo clear_bit(DTIM_EXPIRED, &ar->flag); 1175bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1176bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* clear the LSB of the BitMapCtl field of the TIM IE */ 1177bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_set_pvb_cmd(ar->wmi, MCAST_AID, 0); 1178bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1179bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1180bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid ath6kl_disconnect_event(struct ath6kl *ar, u8 reason, u8 *bssid, 1181bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u8 assoc_resp_len, u8 *assoc_info, 1182bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo u16 prot_reason_status) 1183bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1184bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct bss *wmi_ssid_node = NULL; 1185bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo unsigned long flags; 1186bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1187bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ar->nw_type == AP_NETWORK) { 1188bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!ath6kl_remove_sta(ar, bssid, prot_reason_status)) 1189bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 1190bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1191bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* if no more associated STAs, empty the mcast PS q */ 1192bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ar->sta_list_index == 0) { 1193bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_bh(&ar->mcastpsq_lock); 1194bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo skb_queue_purge(&ar->mcastpsq); 1195bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_bh(&ar->mcastpsq_lock); 1196bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1197bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* clear the LSB of the TIM IE's BitMapCtl field */ 1198bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (test_bit(WMI_READY, &ar->flag)) 1199bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_set_pvb_cmd(ar->wmi, MCAST_AID, 0); 1200bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1201bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1202bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!is_broadcast_ether_addr(bssid)) { 1203bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* send event to application */ 1204bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo cfg80211_del_sta(ar->net_dev, bssid, GFP_KERNEL); 1205bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1206bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1207bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo clear_bit(CONNECTED, &ar->flag); 1208bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 1209bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1210bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1211bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_cfg80211_disconnect_event(ar, reason, bssid, 1212bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo assoc_resp_len, assoc_info, 1213bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo prot_reason_status); 1214bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1215bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo aggr_reset_state(ar->aggr_cntxt); 1216bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1217bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo del_timer(&ar->disconnect_timer); 1218bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1219bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_dbg(ATH6KL_DBG_WLAN_CONNECT, 1220bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo "disconnect reason is %d\n", reason); 1221bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1222bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 1223bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * If the event is due to disconnect cmd from the host, only they 1224bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * the target would stop trying to connect. Under any other 1225bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * condition, target would keep trying to connect. 1226bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 1227bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (reason == DISCONNECT_CMD) { 1228bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (!ar->usr_bss_filter && test_bit(WMI_READY, &ar->flag)) 1229bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_bssfilter_cmd(ar->wmi, NONE_BSS_FILTER, 0); 1230bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else { 1231bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo set_bit(CONNECT_PEND, &ar->flag); 1232bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (((reason == ASSOC_FAILED) && 1233bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo (prot_reason_status == 0x11)) || 1234bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ((reason == ASSOC_FAILED) && (prot_reason_status == 0x0) 1235bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo && (ar->reconnect_flag == 1))) { 1236bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo set_bit(CONNECTED, &ar->flag); 1237bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 1238bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1239bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1240bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1241bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if ((reason == NO_NETWORK_AVAIL) && test_bit(WMI_READY, &ar->flag)) { 1242bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_node_free(ar->wmi, bssid); 1243bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1244bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 1245bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * In case any other same SSID nodes are present remove it, 1246bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * since those nodes also not available now. 1247bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 1248bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo do { 1249bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* 1250bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Find the nodes based on SSID and remove it 1251bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * 1252bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Note: This case will not work out for 1253bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo * Hidden-SSID 1254bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo */ 1255bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo wmi_ssid_node = ath6kl_wmi_find_ssid_node(ar->wmi, 1256bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->ssid, 1257bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->ssid_len, 1258bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo false, 1259bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo true); 1260bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1261bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (wmi_ssid_node) 1262bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_wmi_node_free(ar->wmi, 1263bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo wmi_ssid_node->ni_macaddr); 1264bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1265bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } while (wmi_ssid_node); 1266bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1267bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1268bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo /* update connect & link status atomically */ 1269bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_irqsave(&ar->lock, flags); 1270bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo clear_bit(CONNECTED, &ar->flag); 1271bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_carrier_off(ar->net_dev); 1272bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_irqrestore(&ar->lock, flags); 1273bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1274bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if ((reason != CSERV_DISCONNECT) || (ar->reconnect_flag != 1)) 1275bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->reconnect_flag = 0; 1276bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1277bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (reason != CSERV_DISCONNECT) 1278bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->user_key_ctrl = 0; 1279bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1280bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_stop_queue(ar->net_dev); 1281bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo memset(ar->bssid, 0, sizeof(ar->bssid)); 1282bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ar->bss_ch = 0; 1283bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1284bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_tx_data_cleanup(ar); 1285bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1286bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1287bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic int ath6kl_open(struct net_device *dev) 1288bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1289bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = ath6kl_priv(dev); 1290bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo unsigned long flags; 1291bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1292bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_lock_irqsave(&ar->lock, flags); 1293bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1294575b5f34aa089cdaf92dda905d3b1dff1947f257Raja Mani set_bit(WLAN_ENABLED, &ar->flag); 1295bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1296bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (test_bit(CONNECTED, &ar->flag)) { 1297bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_carrier_on(dev); 1298bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_wake_queue(dev); 1299bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } else 1300bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_carrier_off(dev); 1301bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1302bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo spin_unlock_irqrestore(&ar->lock, flags); 1303bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1304bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return 0; 1305bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1306bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1307bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic int ath6kl_close(struct net_device *dev) 1308bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1309bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = ath6kl_priv(dev); 1310bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1311bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo netif_stop_queue(dev); 1312bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1313bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_disconnect(ar); 1314bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1315bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (test_bit(WMI_READY, &ar->flag)) { 1316bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo if (ath6kl_wmi_scanparams_cmd(ar->wmi, 0xFFFF, 0, 0, 0, 0, 0, 0, 1317bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 0, 0, 0)) 1318bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return -EIO; 1319bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1320575b5f34aa089cdaf92dda905d3b1dff1947f257Raja Mani clear_bit(WLAN_ENABLED, &ar->flag); 1321bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo } 1322bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1323bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo ath6kl_cfg80211_scan_complete_event(ar, -ECANCELED); 1324bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1325bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return 0; 1326bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1327bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1328bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic struct net_device_stats *ath6kl_get_stats(struct net_device *dev) 1329bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1330bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo struct ath6kl *ar = ath6kl_priv(dev); 1331bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1332bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return &ar->net_stats; 1333bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1334bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1335bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valostatic struct net_device_ops ath6kl_netdev_ops = { 1336bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo .ndo_open = ath6kl_open, 1337bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo .ndo_stop = ath6kl_close, 1338bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo .ndo_start_xmit = ath6kl_data_tx, 1339bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo .ndo_get_stats = ath6kl_get_stats, 1340bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo}; 1341bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1342bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valovoid init_netdev(struct net_device *dev) 1343bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo{ 1344bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo dev->netdev_ops = &ath6kl_netdev_ops; 1345bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo dev->watchdog_timeo = ATH6KL_TX_TIMEOUT; 1346bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1347bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo dev->needed_headroom = ETH_HLEN; 1348bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo dev->needed_headroom += sizeof(struct ath6kl_llc_snap_hdr) + 1349bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo sizeof(struct wmi_data_hdr) + HTC_HDR_LENGTH 1350bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo + WMI_MAX_TX_META_SZ; 1351bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo 1352bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo return; 1353bdcd81707973cf8aa9305337166f8ee842a050d4Kalle Valo} 1354