1721 lines
44 KiB
C
1721 lines
44 KiB
C
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/*
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* Copyright (c) 2004-2011 Atheros Communications Inc.
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* Copyright (c) 2011-2013 Qualcomm Atheros, Inc.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#undef pr_fmt
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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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#include <linux/printk.h>
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#include "core.h"
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#include "hif-ops.h"
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#include "htc-ops.h"
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#include "cfg80211.h"
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#include "target.h"
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#include "debug.h"
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#include "wmiconfig.h"
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#ifdef CONFIG_ATH6KL_BAM2BAM
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/* TODO: Having global variable is not good but keeping it for initial
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* debugging. This part of the code will be removed or should be removed
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*/
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extern u32 un_ordered;
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extern u32 ordered;
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#endif
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int _string_to_mac(char *string, int len, u8 *macaddr)
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{
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int i, k;
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char temp[3] = {0};
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/* assume string is "00:11:22:33:44:55". */
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if (!string || (len < 17))
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return -1;
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i = k = 0;
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while (i < len) {
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memcpy(temp, string + i, 2);
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macaddr[k++] = (u8)simple_strtoul(temp, NULL, 16);
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i += 3;
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}
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return 0;
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}
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struct ath6kl_sta *ath6kl_find_sta(struct ath6kl_vif *vif, u8 *node_addr,
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bool inter_bss)
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{
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struct ath6kl *ar = vif->ar;
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struct ath6kl_sta *conn = NULL;
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u8 i, max_conn;
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if (is_zero_ether_addr(node_addr))
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return NULL;
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max_conn = (vif->nw_type == AP_NETWORK) ? NUM_CONN : 0;
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for (i = 0; i < max_conn; i++) {
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if (memcmp(node_addr, ar->sta_list[i].mac, ETH_ALEN) == 0) {
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if (ar->sta_list[i].vif == vif || inter_bss)
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conn = &ar->sta_list[i];
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break;
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}
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}
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return conn;
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}
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struct ath6kl_sta *ath6kl_find_sta_by_aid(struct ath6kl_vif *vif, u8 aid)
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{
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struct ath6kl *ar = vif->ar;
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struct ath6kl_sta *conn = NULL;
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u8 ctr;
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for (ctr = 0; ctr < NUM_CONN; ctr++) {
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if (ar->sta_list[ctr].aid == aid) {
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if (ar->sta_list[ctr].vif == vif)
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conn = &ar->sta_list[ctr];
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break;
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}
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}
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return conn;
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}
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static void ath6kl_add_new_sta(struct ath6kl_vif *vif, u8 *mac, u16 aid,
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u8 *wpaie, size_t ielen, u8 keymgmt,
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u8 ucipher, u8 auth, u8 apsd_info)
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{
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struct ath6kl *ar = vif->ar;
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struct ath6kl_sta *sta;
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u8 free_slot;
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free_slot = aid - 1;
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sta = &ar->sta_list[free_slot];
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memcpy(sta->mac, mac, ETH_ALEN);
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if (ielen <= ATH6KL_MAX_IE)
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memcpy(sta->wpa_ie, wpaie, ielen);
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sta->aid = aid;
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sta->keymgmt = keymgmt;
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sta->ucipher = ucipher;
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sta->auth = auth;
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sta->apsd_info = apsd_info;
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sta->vif = vif;
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ar->sta_list_index = ar->sta_list_index | (1 << free_slot);
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ar->ap_stats.sta[free_slot].aid = cpu_to_le32(aid);
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aggr_conn_init(vif, vif->aggr_cntxt, sta->aggr_conn);
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}
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static void ath6kl_sta_cleanup(struct ath6kl_vif *vif, u8 i)
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{
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struct ath6kl *ar = vif->ar;
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struct ath6kl_sta *sta = &ar->sta_list[i];
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struct ath6kl_mgmt_buff *entry, *tmp;
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if (sta->vif != vif)
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return;
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#ifdef CONFIG_ATH6KL_BAM2BAM
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ath6kl_send_msg_ipa(vif, WLAN_CLIENT_DISCONNECT, sta->mac);
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#endif
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/* empty the queued pkts in the PS queue if any */
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spin_lock_bh(&sta->psq_lock);
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skb_queue_purge(&sta->psq);
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skb_queue_purge(&sta->apsdq);
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if (sta->mgmt_psq_len != 0) {
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list_for_each_entry_safe(entry, tmp, &sta->mgmt_psq, list) {
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kfree(entry);
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}
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INIT_LIST_HEAD(&sta->mgmt_psq);
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sta->mgmt_psq_len = 0;
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}
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spin_unlock_bh(&sta->psq_lock);
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memset(&ar->ap_stats.sta[sta->aid - 1], 0,
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sizeof(struct wmi_per_sta_stat));
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memset(sta->mac, 0, ETH_ALEN);
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memset(sta->wpa_ie, 0, ATH6KL_MAX_IE);
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sta->aid = 0;
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sta->sta_flags = 0;
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sta->vif = NULL;
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ar->sta_list_index = ar->sta_list_index & ~(1 << i);
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#ifdef CONFIG_ATH6KL_BAM2BAM
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sta->aggr_conn->vif = vif;
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#endif
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aggr_reset_state(sta->aggr_conn);
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}
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static u8 ath6kl_remove_sta(struct ath6kl_vif *vif, u8 *mac, u16 reason)
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{
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struct ath6kl *ar = vif->ar;
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u8 i, removed = 0;
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if (is_zero_ether_addr(mac))
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return removed;
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if (is_broadcast_ether_addr(mac)) {
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ath6kl_dbg(ATH6KL_DBG_TRC, "deleting all station\n");
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for (i = 0; i < NUM_CONN; i++) {
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if (!is_zero_ether_addr(ar->sta_list[i].mac)) {
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ath6kl_sta_cleanup(vif, i);
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removed = 1;
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}
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if (ar->mcc_flowctrl_ctx->fw_conn_list[i].vif == vif) {
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ath6kl_mcc_flowctrl_set_conn_id(vif, NULL,
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ar->mcc_flowctrl_ctx->fw_conn_list[i].conn_id);
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}
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}
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} else {
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for (i = 0; i < NUM_CONN; i++) {
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if (memcmp(ar->sta_list[i].mac, mac, ETH_ALEN) == 0) {
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ath6kl_dbg(ATH6KL_DBG_TRC, "deleting station "
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"%pM aid=%d reason=%d\n", mac,
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ar->sta_list[i].aid, reason);
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ath6kl_sta_cleanup(vif, i);
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}
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if (memcmp(ar->mcc_flowctrl_ctx->fw_conn_list[i].mac_addr,
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mac, ETH_ALEN) == 0) {
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ath6kl_mcc_flowctrl_set_conn_id(vif, NULL,
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ar->mcc_flowctrl_ctx->fw_conn_list[i].conn_id);
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removed = 1;
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break;
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}
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}
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}
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return removed;
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}
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enum htc_endpoint_id ath6kl_ac2_endpoint_id(void *devt, u8 ac)
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{
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struct ath6kl *ar = devt;
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return ar->ac2ep_map[ac];
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}
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struct ath6kl_cookie *ath6kl_alloc_cookie(struct ath6kl *ar,
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struct ath6kl_vif *vif,
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enum htc_endpoint_id eid)
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{
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struct ath6kl_cookie *cookie;
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if((ar->cookie_count <= CTRL_EP_RSVD_COOKIE_NUM)
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&& (eid != ar->ctrl_ep)) {
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return NULL;
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}
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cookie = ar->cookie_list;
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if (cookie != NULL) {
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ar->cookie_list = cookie->arc_list_next;
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ar->cookie_count--;
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if(vif != NULL)
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vif->cookie_used++;
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}
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return cookie;
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}
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void ath6kl_cookie_init(struct ath6kl *ar)
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{
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u32 i;
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struct ath6kl_vif *vif;
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ar->cookie_list = NULL;
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ar->cookie_count = 0;
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memset(ar->cookie_mem, 0, sizeof(ar->cookie_mem));
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for (i = 0; i < MAX_COOKIE_NUM; i++)
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ath6kl_free_cookie(ar, NULL, &ar->cookie_mem[i]);
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list_for_each_entry(vif, &ar->vif_list, list) {
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vif->cookie_used = 0;
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vif->intra_bss_data_cnt = 0;
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}
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|
|
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}
|
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|
|
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void ath6kl_cookie_cleanup(struct ath6kl *ar)
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{
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ar->cookie_list = NULL;
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ar->cookie_count = 0;
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}
|
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|
|
||
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void ath6kl_free_cookie(struct ath6kl *ar, struct ath6kl_vif *vif, struct ath6kl_cookie *cookie)
|
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|
{
|
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|
/* Insert first */
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|
|
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if (!ar || !cookie)
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return;
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|
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cookie->arc_list_next = ar->cookie_list;
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ar->cookie_list = cookie;
|
||
|
ar->cookie_count++;
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if ((vif != NULL) && (vif->cookie_used))
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vif->cookie_used--;
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|
}
|
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|
|
||
|
/*
|
||
|
* Read from the hardware through its diagnostic window. No cooperation
|
||
|
* from the firmware is required for this.
|
||
|
*/
|
||
|
int ath6kl_diag_read32(struct ath6kl *ar, u32 address, u32 *value)
|
||
|
{
|
||
|
int ret;
|
||
|
|
||
|
ret = ath6kl_hif_diag_read32(ar, address, value);
|
||
|
if (ret) {
|
||
|
ath6kl_warn("failed to read32 through diagnose window: %d\n",
|
||
|
ret);
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Write to the ATH6KL through its diagnostic window. No cooperation from
|
||
|
* the Target is required for this.
|
||
|
*/
|
||
|
int ath6kl_diag_write32(struct ath6kl *ar, u32 address, __le32 value)
|
||
|
{
|
||
|
int ret;
|
||
|
|
||
|
ret = ath6kl_hif_diag_write32(ar, address, value);
|
||
|
|
||
|
if (ret) {
|
||
|
ath6kl_err("failed to write 0x%x during diagnose window to 0x%d\n",
|
||
|
address, value);
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
int ath6kl_diag_read(struct ath6kl *ar, u32 address, void *data, u32 length)
|
||
|
{
|
||
|
u32 count, *buf = data;
|
||
|
int ret;
|
||
|
|
||
|
if (WARN_ON(length % 4))
|
||
|
return -EINVAL;
|
||
|
|
||
|
for (count = 0; count < length / 4; count++, address += 4) {
|
||
|
ret = ath6kl_diag_read32(ar, address, &buf[count]);
|
||
|
if (ret)
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
int ath6kl_diag_write(struct ath6kl *ar, u32 address, void *data, u32 length)
|
||
|
{
|
||
|
u32 count;
|
||
|
__le32 *buf = data;
|
||
|
int ret;
|
||
|
|
||
|
if (WARN_ON(length % 4))
|
||
|
return -EINVAL;
|
||
|
|
||
|
for (count = 0; count < length / 4; count++, address += 4) {
|
||
|
ret = ath6kl_diag_write32(ar, address, buf[count]);
|
||
|
if (ret)
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
int ath6kl_read_fwlogs(struct ath6kl *ar)
|
||
|
{
|
||
|
struct ath6kl_dbglog_hdr debug_hdr;
|
||
|
struct ath6kl_dbglog_buf debug_buf;
|
||
|
u32 address, length, dropped, firstbuf, debug_hdr_addr;
|
||
|
int ret, loop;
|
||
|
u8 *buf;
|
||
|
|
||
|
buf = kmalloc(ATH6KL_FWLOG_PAYLOAD_SIZE, GFP_KERNEL);
|
||
|
if (!buf)
|
||
|
return -ENOMEM;
|
||
|
|
||
|
address = TARG_VTOP(ar->target_type,
|
||
|
ath6kl_get_hi_item_addr(ar,
|
||
|
HI_ITEM(hi_dbglog_hdr)));
|
||
|
|
||
|
ret = ath6kl_diag_read32(ar, address, &debug_hdr_addr);
|
||
|
if (ret)
|
||
|
goto out;
|
||
|
|
||
|
/* Get the contents of the ring buffer */
|
||
|
if (debug_hdr_addr == 0) {
|
||
|
ath6kl_warn("Invalid address for debug_hdr_addr\n");
|
||
|
ret = -EINVAL;
|
||
|
goto out;
|
||
|
}
|
||
|
|
||
|
address = TARG_VTOP(ar->target_type, debug_hdr_addr);
|
||
|
ret = ath6kl_diag_read(ar, address, &debug_hdr, sizeof(debug_hdr));
|
||
|
if (ret)
|
||
|
goto out;
|
||
|
|
||
|
address = TARG_VTOP(ar->target_type,
|
||
|
le32_to_cpu(debug_hdr.dbuf_addr));
|
||
|
firstbuf = address;
|
||
|
dropped = le32_to_cpu(debug_hdr.dropped);
|
||
|
ret = ath6kl_diag_read(ar, address, &debug_buf, sizeof(debug_buf));
|
||
|
if (ret)
|
||
|
goto out;
|
||
|
|
||
|
loop = 100;
|
||
|
|
||
|
do {
|
||
|
address = TARG_VTOP(ar->target_type,
|
||
|
le32_to_cpu(debug_buf.buffer_addr));
|
||
|
length = le32_to_cpu(debug_buf.length);
|
||
|
|
||
|
if (length != 0 && (le32_to_cpu(debug_buf.length) <=
|
||
|
le32_to_cpu(debug_buf.bufsize))) {
|
||
|
length = ALIGN(length, 4);
|
||
|
|
||
|
ret = ath6kl_diag_read(ar, address,
|
||
|
buf, length);
|
||
|
if (ret)
|
||
|
goto out;
|
||
|
|
||
|
ath6kl_debug_fwlog_event(ar, buf, length);
|
||
|
}
|
||
|
|
||
|
address = TARG_VTOP(ar->target_type,
|
||
|
le32_to_cpu(debug_buf.next));
|
||
|
ret = ath6kl_diag_read(ar, address, &debug_buf,
|
||
|
sizeof(debug_buf));
|
||
|
if (ret)
|
||
|
goto out;
|
||
|
|
||
|
loop--;
|
||
|
|
||
|
if (WARN_ON(loop == 0)) {
|
||
|
ret = -ETIMEDOUT;
|
||
|
goto out;
|
||
|
}
|
||
|
} while (address != firstbuf);
|
||
|
|
||
|
out:
|
||
|
kfree(buf);
|
||
|
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
/* FIXME: move to a better place, target.h? */
|
||
|
#define AR6003_RESET_CONTROL_ADDRESS 0x00004000
|
||
|
#define AR6004_RESET_CONTROL_ADDRESS 0x00004000
|
||
|
|
||
|
void ath6kl_reset_device(struct ath6kl *ar, u32 target_type,
|
||
|
bool wait_fot_compltn, bool cold_reset)
|
||
|
{
|
||
|
int status = 0;
|
||
|
u32 address;
|
||
|
__le32 data;
|
||
|
|
||
|
if (target_type != TARGET_TYPE_AR6003 &&
|
||
|
target_type != TARGET_TYPE_AR6004)
|
||
|
return;
|
||
|
|
||
|
data = cold_reset ? cpu_to_le32(RESET_CONTROL_COLD_RST) :
|
||
|
cpu_to_le32(RESET_CONTROL_MBOX_RST);
|
||
|
|
||
|
switch (target_type) {
|
||
|
case TARGET_TYPE_AR6003:
|
||
|
address = AR6003_RESET_CONTROL_ADDRESS;
|
||
|
break;
|
||
|
case TARGET_TYPE_AR6004:
|
||
|
address = AR6004_RESET_CONTROL_ADDRESS;
|
||
|
break;
|
||
|
}
|
||
|
|
||
|
status = ath6kl_diag_write32(ar, address, data);
|
||
|
|
||
|
if (status)
|
||
|
ath6kl_err("failed to reset target\n");
|
||
|
}
|
||
|
|
||
|
static void ath6kl_install_static_wep_keys(struct ath6kl_vif *vif)
|
||
|
{
|
||
|
u8 index;
|
||
|
u8 keyusage;
|
||
|
|
||
|
if (vif == NULL)
|
||
|
return;
|
||
|
|
||
|
for (index = 0; index <= WMI_MAX_KEY_INDEX; index++) {
|
||
|
if (vif->wep_key_list[index].key_len) {
|
||
|
keyusage = GROUP_USAGE;
|
||
|
if (index == vif->def_txkey_index)
|
||
|
keyusage |= TX_USAGE;
|
||
|
|
||
|
ath6kl_wmi_addkey_cmd(vif->ar->wmi, vif->fw_vif_idx,
|
||
|
index,
|
||
|
WEP_CRYPT,
|
||
|
keyusage,
|
||
|
vif->wep_key_list[index].key_len,
|
||
|
NULL, 0,
|
||
|
vif->wep_key_list[index].key,
|
||
|
KEY_OP_INIT_VAL, NULL,
|
||
|
NO_SYNC_WMIFLAG);
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
int ath6kl_is_mcc_enabled (struct ath6kl *ar)
|
||
|
{
|
||
|
struct ath6kl_vif *prev_vif = NULL;
|
||
|
struct ath6kl_vif *vif = NULL;
|
||
|
int mcc_enabled = 0;
|
||
|
|
||
|
if (ar->num_vif < 2)
|
||
|
return mcc_enabled;
|
||
|
|
||
|
spin_lock_bh(&ar->list_lock);
|
||
|
list_for_each_entry(vif, &ar->vif_list, list) {
|
||
|
if (test_bit(CONNECTED, &vif->flags)) {
|
||
|
if (prev_vif == NULL) {
|
||
|
prev_vif = vif;
|
||
|
continue;
|
||
|
}
|
||
|
if ((vif->bss_ch == 0) || (prev_vif->bss_ch == 0))
|
||
|
continue;
|
||
|
|
||
|
if ((vif->bss_ch != prev_vif->bss_ch)){
|
||
|
mcc_enabled = 1;
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
spin_unlock_bh(&ar->list_lock);
|
||
|
return mcc_enabled;
|
||
|
}
|
||
|
|
||
|
void ath6kl_connect_ap_mode_bss(struct ath6kl_vif *vif,
|
||
|
u16 channel, u8 sec_ch, u8 phymode)
|
||
|
{
|
||
|
struct ath6kl *ar = vif->ar;
|
||
|
struct ath6kl_vif *vif_tmp;
|
||
|
struct ath6kl_req_key *ik;
|
||
|
int res;
|
||
|
u8 key_rsc[ATH6KL_KEY_SEQ_LEN];
|
||
|
u16 adj_ch_dif = 0, vif_tmp_ch;
|
||
|
|
||
|
ik = &ar->ap_mode_bkey;
|
||
|
|
||
|
/* update the ch info */
|
||
|
ar->acs_in_prog = 0;
|
||
|
vif->ap_hold_conn = 0;
|
||
|
vif->bss_ch = channel;
|
||
|
|
||
|
#ifdef CONFIG_ATH6KL_BAM2BAM
|
||
|
ath6kl_send_msg_ipa(vif, WLAN_AP_CONNECT, vif->ndev->dev_addr);
|
||
|
#endif
|
||
|
|
||
|
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "AP mode started on %u MHz\n", channel);
|
||
|
|
||
|
switch (vif->auth_mode) {
|
||
|
case NONE_AUTH:
|
||
|
if (vif->prwise_crypto == WEP_CRYPT)
|
||
|
ath6kl_install_static_wep_keys(vif);
|
||
|
if (!ik->valid || ik->key_type != WAPI_CRYPT)
|
||
|
break;
|
||
|
/* for WAPI, we need to set the delayed group key, continue: */
|
||
|
case WPA_PSK_AUTH:
|
||
|
case WPA2_PSK_AUTH:
|
||
|
case (WPA_PSK_AUTH | WPA2_PSK_AUTH):
|
||
|
if (!ik->valid)
|
||
|
break;
|
||
|
|
||
|
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG,
|
||
|
"Delayed addkey for the initial group key for AP mode\n");
|
||
|
memset(key_rsc, 0, sizeof(key_rsc));
|
||
|
res = ath6kl_wmi_addkey_cmd(
|
||
|
ar->wmi, vif->fw_vif_idx, ik->key_index, ik->key_type,
|
||
|
GROUP_USAGE, ik->key_len, key_rsc, ATH6KL_KEY_SEQ_LEN,
|
||
|
ik->key,
|
||
|
KEY_OP_INIT_VAL, NULL, NO_SYNC_WMIFLAG);
|
||
|
if (res) {
|
||
|
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG,
|
||
|
"Delayed addkey failed: %d\n", res);
|
||
|
}
|
||
|
break;
|
||
|
}
|
||
|
|
||
|
if (ar->want_ch_switch & (1 << vif->fw_vif_idx)) {
|
||
|
ar->want_ch_switch &= ~(1 << vif->fw_vif_idx);
|
||
|
ath6kl_cfg80211_ch_switch_notify(vif, channel,
|
||
|
sec_ch, phymode);
|
||
|
}
|
||
|
|
||
|
ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, NONE_BSS_FILTER, 0);
|
||
|
set_bit(CONNECTED, &vif->flags);
|
||
|
netif_carrier_on(vif->ndev);
|
||
|
if (vif->phy_mode != WMI_11A_MODE)
|
||
|
ath6kl_lte_coex_update_wlan_data(vif, channel);
|
||
|
|
||
|
list_for_each_entry(vif_tmp, &ar->vif_list, list) {
|
||
|
if (vif_tmp->nw_type == AP_NETWORK) {
|
||
|
if (vif_tmp->ap_hold_conn && !ar->acs_in_prog) {
|
||
|
int vif_tmp_band = vif_tmp->phy_mode ==
|
||
|
WMI_11A_MODE ? IEEE80211_BAND_5GHZ :
|
||
|
IEEE80211_BAND_2GHZ;
|
||
|
int vif_band = vif->phy_mode == WMI_11A_MODE ?
|
||
|
IEEE80211_BAND_5GHZ :
|
||
|
IEEE80211_BAND_2GHZ;
|
||
|
vif_tmp->ap_hold_conn = 0;
|
||
|
ar->acs_in_prog = 1;
|
||
|
vif_tmp_ch = vif_tmp->profile.ch;
|
||
|
|
||
|
if (vif_tmp_ch > AP_ACS_POLICY_MAX)
|
||
|
adj_ch_dif = (vif->bss_ch > vif_tmp_ch ?
|
||
|
(vif->bss_ch - vif_tmp_ch) :
|
||
|
(vif_tmp_ch - vif->bss_ch));
|
||
|
else if (vif_tmp->phy_mode != WMI_11A_MODE)
|
||
|
/*if ACS is specified still override */
|
||
|
adj_ch_dif = ar->mcc_adj_ch_spacing - 1;
|
||
|
|
||
|
if (adj_ch_dif ) {
|
||
|
if((vif_tmp->profile.ch >
|
||
|
AP_ACS_NORMAL) &&
|
||
|
(vif_tmp->profile.ch <
|
||
|
AP_ACS_USER_DEFINED)) {
|
||
|
/* change ACS to USER_DEFINED
|
||
|
with appropriate masks */
|
||
|
vif_tmp->acs_chan_mask =
|
||
|
ath6kl_get_chmask_for_acstype(vif,
|
||
|
vif_tmp->profile.ch);
|
||
|
|
||
|
vif_tmp->profile.ch =
|
||
|
AP_ACS_USER_DEFINED;
|
||
|
}
|
||
|
|
||
|
if(vif_tmp->profile.ch ==
|
||
|
AP_ACS_USER_DEFINED) {
|
||
|
u32 ch;
|
||
|
ch =
|
||
|
ath6kl_process_user_defined_acs(ar,
|
||
|
vif_tmp,
|
||
|
vif->bss_ch,
|
||
|
vif_tmp->profile.ch,
|
||
|
&vif_tmp->acs_chan_mask);
|
||
|
|
||
|
if(ch != vif_tmp->profile.ch)
|
||
|
vif_tmp->profile.ch =
|
||
|
ch;
|
||
|
} else if ((adj_ch_dif <
|
||
|
ar->mcc_adj_ch_spacing) &&
|
||
|
(vif_tmp_band ==
|
||
|
vif_band)) {
|
||
|
ath6kl_warn("Override to %d due"
|
||
|
" to MCC intf\n", vif->bss_ch);
|
||
|
vif_tmp->profile.ch =
|
||
|
cpu_to_le16(vif->bss_ch);
|
||
|
ar->acs_in_prog = 0;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if ((vif_tmp_band == vif_band) &&
|
||
|
(vif_tmp->profile.ch == AP_ACS_NORMAL)) {
|
||
|
vif_tmp->profile.ch =
|
||
|
cpu_to_le16(vif->bss_ch);
|
||
|
ath6kl_warn("Override to %d due"
|
||
|
" to ACS in both the AP",
|
||
|
vif->bss_ch);
|
||
|
ar->acs_in_prog = 0;
|
||
|
}
|
||
|
|
||
|
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG,
|
||
|
"Apply commit for next AP\n");
|
||
|
res = ath6kl_wmi_ap_profile_commit(ar->wmi,
|
||
|
vif_tmp->fw_vif_idx, &vif_tmp->profile);
|
||
|
if (res)
|
||
|
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG,
|
||
|
"Ap profile commit failure");
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void ath6kl_connect_ap_mode_sta(struct ath6kl_vif *vif, u16 aid, u8 *mac_addr,
|
||
|
u8 keymgmt, u8 ucipher, u8 auth,
|
||
|
u8 assoc_req_len, u8 *assoc_info, u8 apsd_info)
|
||
|
{
|
||
|
u8 *ies = NULL, *wpa_ie = NULL, *pos;
|
||
|
size_t ies_len = 0;
|
||
|
struct station_info sinfo;
|
||
|
|
||
|
ath6kl_dbg(ATH6KL_DBG_TRC, "new station %pM aid=%d\n", mac_addr, aid);
|
||
|
|
||
|
if (assoc_req_len > sizeof(struct ieee80211_hdr_3addr)) {
|
||
|
struct ieee80211_mgmt *mgmt =
|
||
|
(struct ieee80211_mgmt *) assoc_info;
|
||
|
if (ieee80211_is_assoc_req(mgmt->frame_control) &&
|
||
|
assoc_req_len >= sizeof(struct ieee80211_hdr_3addr) +
|
||
|
sizeof(mgmt->u.assoc_req)) {
|
||
|
ies = mgmt->u.assoc_req.variable;
|
||
|
ies_len = assoc_info + assoc_req_len - ies;
|
||
|
} else if (ieee80211_is_reassoc_req(mgmt->frame_control) &&
|
||
|
assoc_req_len >= sizeof(struct ieee80211_hdr_3addr)
|
||
|
+ sizeof(mgmt->u.reassoc_req)) {
|
||
|
ies = mgmt->u.reassoc_req.variable;
|
||
|
ies_len = assoc_info + assoc_req_len - ies;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
pos = ies;
|
||
|
while (pos && pos + 1 < ies + ies_len) {
|
||
|
if (pos + 2 + pos[1] > ies + ies_len)
|
||
|
break;
|
||
|
if (pos[0] == WLAN_EID_RSN)
|
||
|
wpa_ie = pos; /* RSN IE */
|
||
|
else if (pos[0] == WLAN_EID_VENDOR_SPECIFIC &&
|
||
|
pos[1] >= 4 &&
|
||
|
pos[2] == 0x00 && pos[3] == 0x50 && pos[4] == 0xf2) {
|
||
|
if (pos[5] == 0x01)
|
||
|
wpa_ie = pos; /* WPA IE */
|
||
|
else if (pos[5] == 0x04) {
|
||
|
wpa_ie = pos; /* WPS IE */
|
||
|
break; /* overrides WPA/RSN IE */
|
||
|
}
|
||
|
} else if (pos[0] == 0x44 && wpa_ie == NULL) {
|
||
|
/*
|
||
|
* Note: WAPI Parameter Set IE re-uses Element ID that
|
||
|
* was officially allocated for BSS AC Access Delay. As
|
||
|
* such, we need to be a bit more careful on when
|
||
|
* parsing the frame. However, BSS AC Access Delay
|
||
|
* element is not supposed to be included in
|
||
|
* (Re)Association Request frames, so this should not
|
||
|
* cause problems.
|
||
|
*/
|
||
|
wpa_ie = pos; /* WAPI IE */
|
||
|
break;
|
||
|
}
|
||
|
pos += 2 + pos[1];
|
||
|
}
|
||
|
|
||
|
#ifdef CONFIG_ATH6KL_BAM2BAM
|
||
|
ath6kl_send_msg_ipa(vif, WLAN_CLIENT_CONNECT, mac_addr);
|
||
|
#endif
|
||
|
ath6kl_add_new_sta(vif, mac_addr, aid, wpa_ie,
|
||
|
wpa_ie ? 2 + wpa_ie[1] : 0,
|
||
|
keymgmt, ucipher, auth, apsd_info);
|
||
|
|
||
|
/* send event to application */
|
||
|
memset(&sinfo, 0, sizeof(sinfo));
|
||
|
|
||
|
/* TODO: sinfo.generation */
|
||
|
|
||
|
sinfo.assoc_req_ies = ies;
|
||
|
sinfo.assoc_req_ies_len = ies_len;
|
||
|
sinfo.filled |= STATION_INFO_ASSOC_REQ_IES;
|
||
|
|
||
|
cfg80211_new_sta(vif->ndev, mac_addr, &sinfo, GFP_KERNEL);
|
||
|
|
||
|
netif_wake_queue(vif->ndev);
|
||
|
}
|
||
|
|
||
|
void disconnect_timer_handler(unsigned long ptr)
|
||
|
{
|
||
|
struct net_device *dev = (struct net_device *)ptr;
|
||
|
struct ath6kl_vif *vif = netdev_priv(dev);
|
||
|
|
||
|
ath6kl_init_profile_info(vif);
|
||
|
ath6kl_disconnect(vif);
|
||
|
}
|
||
|
|
||
|
|
||
|
void ath6kl_ap_restart_timer(unsigned long ptr)
|
||
|
{
|
||
|
struct net_device *dev = (struct net_device *)ptr;
|
||
|
struct ath6kl *ar = ath6kl_priv(dev);
|
||
|
struct ath6kl_vif *vif = netdev_priv(dev);
|
||
|
int res;
|
||
|
|
||
|
if ((vif->ap_hold_conn) && (ar->acs_in_prog)) {
|
||
|
mod_timer(&vif->ap_restart_timer,
|
||
|
jiffies + msecs_to_jiffies(1 * AP_RESTART_TIMER_INVAL));
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
if(vif->ap_hold_conn) {
|
||
|
vif->ap_hold_conn = 0;
|
||
|
res = ath6kl_wmi_ap_profile_commit(ar->wmi,
|
||
|
vif->fw_vif_idx, &vif->profile);
|
||
|
if (res) {
|
||
|
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG,
|
||
|
"Ap profile commit failure");
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void ath6kl_disconnect(struct ath6kl_vif *vif)
|
||
|
{
|
||
|
if (test_bit(CONNECTED, &vif->flags) ||
|
||
|
test_bit(CONNECT_PEND, &vif->flags)) {
|
||
|
ath6kl_wmi_disconnect_cmd(vif->ar->wmi, vif->fw_vif_idx);
|
||
|
/*
|
||
|
* Disconnect command is issued, clear the connect pending
|
||
|
* flag. The connected flag will be cleared in
|
||
|
* disconnect event notification.
|
||
|
*/
|
||
|
clear_bit(CONNECT_PEND, &vif->flags);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/* WMI Event handlers */
|
||
|
|
||
|
void ath6kl_ready_event(void *devt, u8 *datap, u32 sw_ver, u32 abi_ver,
|
||
|
enum wmi_phy_cap cap)
|
||
|
{
|
||
|
struct ath6kl *ar = devt;
|
||
|
|
||
|
memcpy(ar->mac_addr, datap, ETH_ALEN);
|
||
|
|
||
|
ath6kl_dbg(ATH6KL_DBG_BOOT,
|
||
|
"ready event mac addr %pM sw_ver 0x%x abi_ver 0x%x cap 0x%x\n",
|
||
|
ar->mac_addr, sw_ver, abi_ver, cap);
|
||
|
|
||
|
ar->version.wlan_ver = sw_ver;
|
||
|
ar->version.abi_ver = abi_ver;
|
||
|
ar->hw.cap = cap;
|
||
|
|
||
|
if (strlen(ar->wiphy->fw_version) == 0) {
|
||
|
snprintf(ar->wiphy->fw_version,
|
||
|
sizeof(ar->wiphy->fw_version),
|
||
|
"%u.%u.%u.%u",
|
||
|
(ar->version.wlan_ver & 0xf0000000) >> 28,
|
||
|
(ar->version.wlan_ver & 0x0f000000) >> 24,
|
||
|
(ar->version.wlan_ver & 0x00ff0000) >> 16,
|
||
|
(ar->version.wlan_ver & 0x0000ffff));
|
||
|
}
|
||
|
|
||
|
/* indicate to the waiting thread that the ready event was received */
|
||
|
set_bit(WMI_READY, &ar->flag);
|
||
|
wake_up(&ar->event_wq);
|
||
|
}
|
||
|
|
||
|
void ath6kl_scan_complete_evt(struct ath6kl_vif *vif, int status)
|
||
|
{
|
||
|
struct ath6kl *ar = vif->ar;
|
||
|
bool aborted = false;
|
||
|
|
||
|
if (status != WMI_SCAN_STATUS_SUCCESS)
|
||
|
aborted = true;
|
||
|
|
||
|
ath6kl_cfg80211_scan_complete_event(vif, aborted);
|
||
|
|
||
|
if (!ar->usr_bss_filter) {
|
||
|
clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags);
|
||
|
ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx,
|
||
|
NONE_BSS_FILTER, 0);
|
||
|
}
|
||
|
|
||
|
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "scan complete: %d\n", status);
|
||
|
}
|
||
|
|
||
|
static int ath6kl_commit_ch_switch(struct ath6kl_vif *vif, u16 channel)
|
||
|
{
|
||
|
|
||
|
struct ath6kl *ar = vif->ar;
|
||
|
|
||
|
vif->profile.ch = cpu_to_le16(channel);
|
||
|
|
||
|
switch (vif->nw_type) {
|
||
|
case AP_NETWORK:
|
||
|
return ath6kl_wmi_ap_profile_commit(ar->wmi, vif->fw_vif_idx,
|
||
|
&vif->profile);
|
||
|
default:
|
||
|
ath6kl_err("won't switch channels nw_type=%d\n", vif->nw_type);
|
||
|
return -ENOTSUPP;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
int ath6kl_check_adj_vif_ch_overlap(struct ath6kl_vif *vif, uint16_t chan)
|
||
|
{
|
||
|
struct ath6kl *ar = vif->ar;
|
||
|
struct ath6kl_vif *tmp_vif = NULL;
|
||
|
uint16_t othervif_ch = 0, adj_ch_diff = 0;
|
||
|
#define CHANNEL_14 2484
|
||
|
|
||
|
if (vif->nw_type == INFRA_NETWORK && chan < CHANNEL_14)
|
||
|
ar->sta_bh_override = 1;
|
||
|
else
|
||
|
return 0;
|
||
|
|
||
|
list_for_each_entry(tmp_vif, &ar->vif_list, list)
|
||
|
if ((test_bit(CONNECTED, &tmp_vif->flags)) && (tmp_vif != vif)) {
|
||
|
if (tmp_vif->nw_type == AP_NETWORK) {
|
||
|
othervif_ch = tmp_vif->bss_ch;
|
||
|
adj_ch_diff = (chan > othervif_ch ?
|
||
|
(chan - othervif_ch) : (othervif_ch - chan));
|
||
|
if (adj_ch_diff != 0 &&
|
||
|
adj_ch_diff < ar->mcc_adj_ch_spacing) {
|
||
|
tmp_vif->profile.ch = cpu_to_le16(chan);
|
||
|
ath6kl_wmi_ap_profile_commit(ar->wmi,
|
||
|
tmp_vif->fw_vif_idx, &tmp_vif->profile);
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return 0;
|
||
|
#undef CHANNEL_14
|
||
|
}
|
||
|
|
||
|
static void ath6kl_check_ch_switch(struct ath6kl *ar, u16 channel)
|
||
|
{
|
||
|
|
||
|
struct ath6kl_vif *vif;
|
||
|
int res = 0;
|
||
|
|
||
|
if (!ar->want_ch_switch)
|
||
|
return;
|
||
|
|
||
|
spin_lock_bh(&ar->list_lock);
|
||
|
list_for_each_entry(vif, &ar->vif_list, list) {
|
||
|
if (ar->want_ch_switch & (1 << vif->fw_vif_idx))
|
||
|
res = ath6kl_commit_ch_switch(vif, channel);
|
||
|
|
||
|
if (res)
|
||
|
ath6kl_err("channel switch failed nw_type %d res %d\n",
|
||
|
vif->nw_type, res);
|
||
|
}
|
||
|
spin_unlock_bh(&ar->list_lock);
|
||
|
}
|
||
|
|
||
|
void ath6kl_connect_event(struct ath6kl_vif *vif, u16 channel, u8 *bssid,
|
||
|
u16 listen_int, u16 beacon_int,
|
||
|
enum network_type net_type, u8 beacon_ie_len,
|
||
|
u8 assoc_req_len, u8 assoc_resp_len,
|
||
|
u8 *assoc_info)
|
||
|
{
|
||
|
struct ath6kl *ar = vif->ar;
|
||
|
|
||
|
ath6kl_cfg80211_connect_event(vif, channel, bssid,
|
||
|
listen_int, beacon_int,
|
||
|
net_type, beacon_ie_len,
|
||
|
assoc_req_len, assoc_resp_len,
|
||
|
assoc_info);
|
||
|
|
||
|
memcpy(vif->bssid, bssid, sizeof(vif->bssid));
|
||
|
vif->bss_ch = channel;
|
||
|
|
||
|
if ((vif->nw_type == INFRA_NETWORK)) {
|
||
|
ath6kl_wmi_listeninterval_cmd(ar->wmi, vif->fw_vif_idx,
|
||
|
vif->listen_intvl_t, 0);
|
||
|
ath6kl_check_ch_switch(ar, channel);
|
||
|
}
|
||
|
|
||
|
netif_wake_queue(vif->ndev);
|
||
|
|
||
|
/* Update connect & link status atomically */
|
||
|
spin_lock_bh(&vif->if_lock);
|
||
|
set_bit(CONNECTED, &vif->flags);
|
||
|
clear_bit(CONNECT_PEND, &vif->flags);
|
||
|
netif_carrier_on(vif->ndev);
|
||
|
spin_unlock_bh(&vif->if_lock);
|
||
|
|
||
|
#ifdef CONFIG_ATH6KL_BAM2BAM
|
||
|
vif->aggr_cntxt->aggr_conn->vif = vif;
|
||
|
#endif
|
||
|
aggr_reset_state(vif->aggr_cntxt->aggr_conn);
|
||
|
vif->reconnect_flag = 0;
|
||
|
|
||
|
if ((vif->nw_type == ADHOC_NETWORK) && ar->ibss_ps_enable) {
|
||
|
memset(ar->node_map, 0, sizeof(ar->node_map));
|
||
|
ar->node_num = 0;
|
||
|
ar->next_ep_id = ENDPOINT_2;
|
||
|
}
|
||
|
|
||
|
if (!ar->usr_bss_filter) {
|
||
|
set_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags);
|
||
|
ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx,
|
||
|
CURRENT_BSS_FILTER, 0);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void ath6kl_tkip_micerr_event(struct ath6kl_vif *vif, u8 keyid, bool ismcast)
|
||
|
{
|
||
|
struct ath6kl_sta *sta;
|
||
|
u8 tsc[6];
|
||
|
|
||
|
/*
|
||
|
* For AP case, keyid will have aid of STA which sent pkt with
|
||
|
* MIC error. Use this aid to get MAC & send it to hostapd.
|
||
|
*/
|
||
|
if (vif->nw_type == AP_NETWORK) {
|
||
|
sta = ath6kl_find_sta_by_aid(vif, (keyid >> 2));
|
||
|
if (!sta)
|
||
|
return;
|
||
|
|
||
|
ath6kl_dbg(ATH6KL_DBG_TRC,
|
||
|
"ap tkip mic error received from aid=%d\n", keyid);
|
||
|
|
||
|
memset(tsc, 0, sizeof(tsc)); /* FIX: get correct TSC */
|
||
|
cfg80211_michael_mic_failure(vif->ndev, sta->mac,
|
||
|
NL80211_KEYTYPE_PAIRWISE, keyid,
|
||
|
tsc, GFP_KERNEL);
|
||
|
} else
|
||
|
ath6kl_cfg80211_tkip_micerr_event(vif, keyid, ismcast);
|
||
|
|
||
|
}
|
||
|
|
||
|
static void ath6kl_update_target_stats(struct ath6kl_vif *vif, u8 *ptr, u32 len)
|
||
|
{
|
||
|
struct wmi_target_stats *tgt_stats =
|
||
|
(struct wmi_target_stats *) ptr;
|
||
|
struct ath6kl *ar = vif->ar;
|
||
|
struct target_stats *stats = &vif->target_stats;
|
||
|
struct tkip_ccmp_stats *ccmp_stats;
|
||
|
u8 ac;
|
||
|
|
||
|
if (len < sizeof(*tgt_stats))
|
||
|
return;
|
||
|
|
||
|
ath6kl_dbg(ATH6KL_DBG_TRC, "updating target stats\n");
|
||
|
|
||
|
stats->tx_pkt += le32_to_cpu(tgt_stats->stats.tx.pkt);
|
||
|
stats->tx_byte += le32_to_cpu(tgt_stats->stats.tx.byte);
|
||
|
stats->tx_ucast_pkt += le32_to_cpu(tgt_stats->stats.tx.ucast_pkt);
|
||
|
stats->tx_ucast_byte += le32_to_cpu(tgt_stats->stats.tx.ucast_byte);
|
||
|
stats->tx_mcast_pkt += le32_to_cpu(tgt_stats->stats.tx.mcast_pkt);
|
||
|
stats->tx_mcast_byte += le32_to_cpu(tgt_stats->stats.tx.mcast_byte);
|
||
|
stats->tx_bcast_pkt += le32_to_cpu(tgt_stats->stats.tx.bcast_pkt);
|
||
|
stats->tx_bcast_byte += le32_to_cpu(tgt_stats->stats.tx.bcast_byte);
|
||
|
stats->tx_rts_success_cnt +=
|
||
|
le32_to_cpu(tgt_stats->stats.tx.rts_success_cnt);
|
||
|
|
||
|
for (ac = 0; ac < WMM_NUM_AC; ac++)
|
||
|
stats->tx_pkt_per_ac[ac] +=
|
||
|
le32_to_cpu(tgt_stats->stats.tx.pkt_per_ac[ac]);
|
||
|
|
||
|
stats->tx_err += le32_to_cpu(tgt_stats->stats.tx.err);
|
||
|
stats->tx_fail_cnt += le32_to_cpu(tgt_stats->stats.tx.fail_cnt);
|
||
|
stats->tx_retry_cnt += le32_to_cpu(tgt_stats->stats.tx.retry_cnt);
|
||
|
stats->tx_mult_retry_cnt +=
|
||
|
le32_to_cpu(tgt_stats->stats.tx.mult_retry_cnt);
|
||
|
stats->tx_rts_fail_cnt +=
|
||
|
le32_to_cpu(tgt_stats->stats.tx.rts_fail_cnt);
|
||
|
stats->tx_ucast_rate =
|
||
|
ath6kl_wmi_get_rate(a_sle32_to_cpu(tgt_stats->stats.tx.ucast_rate));
|
||
|
|
||
|
stats->rx_pkt += le32_to_cpu(tgt_stats->stats.rx.pkt);
|
||
|
stats->rx_byte += le32_to_cpu(tgt_stats->stats.rx.byte);
|
||
|
stats->rx_ucast_pkt += le32_to_cpu(tgt_stats->stats.rx.ucast_pkt);
|
||
|
stats->rx_ucast_byte += le32_to_cpu(tgt_stats->stats.rx.ucast_byte);
|
||
|
stats->rx_mcast_pkt += le32_to_cpu(tgt_stats->stats.rx.mcast_pkt);
|
||
|
stats->rx_mcast_byte += le32_to_cpu(tgt_stats->stats.rx.mcast_byte);
|
||
|
stats->rx_bcast_pkt += le32_to_cpu(tgt_stats->stats.rx.bcast_pkt);
|
||
|
stats->rx_bcast_byte += le32_to_cpu(tgt_stats->stats.rx.bcast_byte);
|
||
|
stats->rx_frgment_pkt += le32_to_cpu(tgt_stats->stats.rx.frgment_pkt);
|
||
|
stats->rx_err += le32_to_cpu(tgt_stats->stats.rx.err);
|
||
|
stats->rx_crc_err += le32_to_cpu(tgt_stats->stats.rx.crc_err);
|
||
|
stats->rx_key_cache_miss +=
|
||
|
le32_to_cpu(tgt_stats->stats.rx.key_cache_miss);
|
||
|
stats->rx_decrypt_err += le32_to_cpu(tgt_stats->stats.rx.decrypt_err);
|
||
|
stats->rx_dupl_frame += le32_to_cpu(tgt_stats->stats.rx.dupl_frame);
|
||
|
stats->rx_ucast_rate =
|
||
|
ath6kl_wmi_get_rate(a_sle32_to_cpu(tgt_stats->stats.rx.ucast_rate));
|
||
|
|
||
|
ccmp_stats = &tgt_stats->stats.tkip_ccmp_stats;
|
||
|
|
||
|
stats->tkip_local_mic_fail +=
|
||
|
le32_to_cpu(ccmp_stats->tkip_local_mic_fail);
|
||
|
stats->tkip_cnter_measures_invoked +=
|
||
|
le32_to_cpu(ccmp_stats->tkip_cnter_measures_invoked);
|
||
|
stats->tkip_fmt_err += le32_to_cpu(ccmp_stats->tkip_fmt_err);
|
||
|
|
||
|
stats->ccmp_fmt_err += le32_to_cpu(ccmp_stats->ccmp_fmt_err);
|
||
|
stats->ccmp_replays += le32_to_cpu(ccmp_stats->ccmp_replays);
|
||
|
|
||
|
stats->pwr_save_fail_cnt +=
|
||
|
le32_to_cpu(tgt_stats->pm_stats.pwr_save_failure_cnt);
|
||
|
stats->noise_floor_calib =
|
||
|
a_sle32_to_cpu(tgt_stats->noise_floor_calib);
|
||
|
|
||
|
stats->cs_bmiss_cnt +=
|
||
|
le32_to_cpu(tgt_stats->cserv_stats.cs_bmiss_cnt);
|
||
|
stats->cs_low_rssi_cnt +=
|
||
|
le32_to_cpu(tgt_stats->cserv_stats.cs_low_rssi_cnt);
|
||
|
stats->cs_connect_cnt +=
|
||
|
le16_to_cpu(tgt_stats->cserv_stats.cs_connect_cnt);
|
||
|
stats->cs_discon_cnt +=
|
||
|
le16_to_cpu(tgt_stats->cserv_stats.cs_discon_cnt);
|
||
|
|
||
|
stats->cs_ave_beacon_rssi =
|
||
|
a_sle16_to_cpu(tgt_stats->cserv_stats.cs_ave_beacon_rssi);
|
||
|
|
||
|
stats->cs_last_roam_msec =
|
||
|
tgt_stats->cserv_stats.cs_last_roam_msec;
|
||
|
stats->cs_snr = tgt_stats->cserv_stats.cs_snr;
|
||
|
stats->cs_rssi = a_sle16_to_cpu(tgt_stats->cserv_stats.cs_rssi);
|
||
|
|
||
|
stats->lq_val = le32_to_cpu(tgt_stats->lq_val);
|
||
|
|
||
|
stats->wow_pkt_dropped +=
|
||
|
le32_to_cpu(tgt_stats->wow_stats.wow_pkt_dropped);
|
||
|
stats->wow_host_pkt_wakeups +=
|
||
|
tgt_stats->wow_stats.wow_host_pkt_wakeups;
|
||
|
stats->wow_host_evt_wakeups +=
|
||
|
tgt_stats->wow_stats.wow_host_evt_wakeups;
|
||
|
stats->wow_evt_discarded +=
|
||
|
le16_to_cpu(tgt_stats->wow_stats.wow_evt_discarded);
|
||
|
|
||
|
stats->arp_received = le32_to_cpu(tgt_stats->arp_stats.arp_received);
|
||
|
stats->arp_replied = le32_to_cpu(tgt_stats->arp_stats.arp_replied);
|
||
|
stats->arp_matched = le32_to_cpu(tgt_stats->arp_stats.arp_matched);
|
||
|
|
||
|
if (test_bit(STATS_UPDATE_PEND, &vif->flags)) {
|
||
|
clear_bit(STATS_UPDATE_PEND, &vif->flags);
|
||
|
wake_up(&ar->event_wq);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
static void ath6kl_add_le32(__le32 *var, __le32 val)
|
||
|
{
|
||
|
*var = cpu_to_le32(le32_to_cpu(*var) + le32_to_cpu(val));
|
||
|
}
|
||
|
|
||
|
void ath6kl_tgt_stats_event(struct ath6kl_vif *vif, u8 *ptr, u32 len)
|
||
|
{
|
||
|
struct wmi_ap_mode_stat *p = (struct wmi_ap_mode_stat *) ptr;
|
||
|
struct ath6kl *ar = vif->ar;
|
||
|
struct wmi_ap_mode_stat *ap = &ar->ap_stats;
|
||
|
struct wmi_per_sta_stat *st_ap, *st_p;
|
||
|
u8 ac;
|
||
|
|
||
|
if (vif->nw_type == AP_NETWORK) {
|
||
|
if (len < sizeof(*p))
|
||
|
return;
|
||
|
|
||
|
for (ac = 0; ac < NUM_CONN; ac++) {
|
||
|
st_ap = &ap->sta[ac];
|
||
|
st_p = &p->sta[ac];
|
||
|
|
||
|
ath6kl_add_le32(&st_ap->tx_bytes, st_p->tx_bytes);
|
||
|
ath6kl_add_le32(&st_ap->tx_pkts, st_p->tx_pkts);
|
||
|
ath6kl_add_le32(&st_ap->tx_error, st_p->tx_error);
|
||
|
ath6kl_add_le32(&st_ap->tx_discard, st_p->tx_discard);
|
||
|
ath6kl_add_le32(&st_ap->rx_bytes, st_p->rx_bytes);
|
||
|
ath6kl_add_le32(&st_ap->rx_pkts, st_p->rx_pkts);
|
||
|
ath6kl_add_le32(&st_ap->rx_error, st_p->rx_error);
|
||
|
ath6kl_add_le32(&st_ap->rx_discard, st_p->rx_discard);
|
||
|
}
|
||
|
|
||
|
} else {
|
||
|
ath6kl_update_target_stats(vif, ptr, len);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void ath6kl_get_rsn_cap_event(struct ath6kl_vif *vif, u16 rsn_cap)
|
||
|
{
|
||
|
struct ath6kl *ar = vif->ar;
|
||
|
vif->rsn_cap = rsn_cap;
|
||
|
|
||
|
if (test_bit(STATS_UPDATE_PEND, &vif->flags)) {
|
||
|
clear_bit(STATS_UPDATE_PEND, &vif->flags);
|
||
|
wake_up(&ar->event_wq);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void ath6kl_wakeup_event(void *dev)
|
||
|
{
|
||
|
struct ath6kl *ar = (struct ath6kl *) dev;
|
||
|
|
||
|
wake_up(&ar->event_wq);
|
||
|
}
|
||
|
|
||
|
void ath6kl_txpwr_rx_evt(void *devt, u8 tx_pwr)
|
||
|
{
|
||
|
struct ath6kl *ar = (struct ath6kl *) devt;
|
||
|
|
||
|
ar->tx_pwr = tx_pwr;
|
||
|
wake_up(&ar->event_wq);
|
||
|
}
|
||
|
|
||
|
void ath6kl_pspoll_event(struct ath6kl_vif *vif, u8 aid)
|
||
|
{
|
||
|
struct ath6kl_sta *conn;
|
||
|
struct sk_buff *skb;
|
||
|
bool psq_empty = false;
|
||
|
struct ath6kl *ar = vif->ar;
|
||
|
struct ath6kl_mgmt_buff *mgmt_buf;
|
||
|
|
||
|
conn = ath6kl_find_sta_by_aid(vif, aid);
|
||
|
|
||
|
if (!conn)
|
||
|
return;
|
||
|
/*
|
||
|
* Send out a packet queued on ps queue. When the ps queue
|
||
|
* becomes empty update the PVB for this station.
|
||
|
*/
|
||
|
spin_lock_bh(&conn->psq_lock);
|
||
|
psq_empty = skb_queue_empty(&conn->psq) && (conn->mgmt_psq_len == 0);
|
||
|
spin_unlock_bh(&conn->psq_lock);
|
||
|
|
||
|
if (psq_empty)
|
||
|
/* TODO: Send out a NULL data frame */
|
||
|
return;
|
||
|
|
||
|
spin_lock_bh(&conn->psq_lock);
|
||
|
if (conn->mgmt_psq_len > 0) {
|
||
|
mgmt_buf = list_first_entry(&conn->mgmt_psq,
|
||
|
struct ath6kl_mgmt_buff, list);
|
||
|
list_del(&mgmt_buf->list);
|
||
|
conn->mgmt_psq_len--;
|
||
|
spin_unlock_bh(&conn->psq_lock);
|
||
|
|
||
|
conn->sta_flags |= STA_PS_POLLED;
|
||
|
ath6kl_wmi_send_mgmt_cmd(ar->wmi, vif->fw_vif_idx,
|
||
|
mgmt_buf->id, mgmt_buf->freq,
|
||
|
mgmt_buf->wait, mgmt_buf->buf,
|
||
|
mgmt_buf->len, mgmt_buf->no_cck);
|
||
|
conn->sta_flags &= ~STA_PS_POLLED;
|
||
|
kfree(mgmt_buf);
|
||
|
} else {
|
||
|
skb = skb_dequeue(&conn->psq);
|
||
|
spin_unlock_bh(&conn->psq_lock);
|
||
|
WARN_ON(!skb);
|
||
|
if (skb != NULL) {
|
||
|
conn->sta_flags |= STA_PS_POLLED;
|
||
|
ath6kl_data_tx(skb, vif->ndev);
|
||
|
conn->sta_flags &= ~STA_PS_POLLED;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
spin_lock_bh(&conn->psq_lock);
|
||
|
psq_empty = skb_queue_empty(&conn->psq) && (conn->mgmt_psq_len == 0);
|
||
|
spin_unlock_bh(&conn->psq_lock);
|
||
|
|
||
|
if (psq_empty)
|
||
|
ath6kl_wmi_set_pvb_cmd(ar->wmi, vif->fw_vif_idx, conn->aid, 0);
|
||
|
}
|
||
|
|
||
|
void ath6kl_dtimexpiry_event(struct ath6kl_vif *vif)
|
||
|
{
|
||
|
bool mcastq_empty = false;
|
||
|
struct sk_buff *skb;
|
||
|
struct ath6kl *ar = vif->ar;
|
||
|
|
||
|
/*
|
||
|
* If there are no associated STAs, ignore the DTIM expiry event.
|
||
|
* There can be potential race conditions where the last associated
|
||
|
* STA may disconnect & before the host could clear the 'Indicate
|
||
|
* DTIM' request to the firmware, the firmware would have just
|
||
|
* indicated a DTIM expiry event. The race is between 'clear DTIM
|
||
|
* expiry cmd' going from the host to the firmware & the DTIM
|
||
|
* expiry event happening from the firmware to the host.
|
||
|
*/
|
||
|
if (!ar->sta_list_index)
|
||
|
return;
|
||
|
|
||
|
spin_lock_bh(&ar->mcastpsq_lock);
|
||
|
mcastq_empty = skb_queue_empty(&ar->mcastpsq);
|
||
|
spin_unlock_bh(&ar->mcastpsq_lock);
|
||
|
|
||
|
if (mcastq_empty)
|
||
|
return;
|
||
|
|
||
|
/* set the STA flag to dtim_expired for the frame to go out */
|
||
|
set_bit(DTIM_EXPIRED, &vif->flags);
|
||
|
|
||
|
spin_lock_bh(&ar->mcastpsq_lock);
|
||
|
while ((skb = skb_dequeue(&ar->mcastpsq)) != NULL) {
|
||
|
spin_unlock_bh(&ar->mcastpsq_lock);
|
||
|
|
||
|
ath6kl_data_tx(skb, vif->ndev);
|
||
|
|
||
|
spin_lock_bh(&ar->mcastpsq_lock);
|
||
|
}
|
||
|
spin_unlock_bh(&ar->mcastpsq_lock);
|
||
|
|
||
|
clear_bit(DTIM_EXPIRED, &vif->flags);
|
||
|
|
||
|
/* clear the LSB of the BitMapCtl field of the TIM IE */
|
||
|
ath6kl_wmi_set_pvb_cmd(ar->wmi, vif->fw_vif_idx, MCAST_AID, 0);
|
||
|
}
|
||
|
|
||
|
void ath6kl_disconnect_event(struct ath6kl_vif *vif, u8 reason, u8 *bssid,
|
||
|
u8 assoc_resp_len, u8 *assoc_info,
|
||
|
u16 prot_reason_status)
|
||
|
{
|
||
|
struct ath6kl *ar = vif->ar;
|
||
|
struct ath6kl_vif *vif_tmp = NULL;
|
||
|
u8 removed = 0;
|
||
|
u8 res = 0;
|
||
|
if (vif->nw_type == AP_NETWORK) {
|
||
|
|
||
|
#ifdef CONFIG_ATH6KL_BAM2BAM
|
||
|
if (ath6kl_debug_quirks(vif->ar, ATH6KL_MODULE_BAM2BAM)) {
|
||
|
ath6kl_dbg(ATH6KL_DBG_OOO,
|
||
|
"IPA-CM: OOO: Out of order statistics.\n");
|
||
|
ath6kl_dbg(ATH6KL_DBG_OOO,
|
||
|
"IPA-CM: OOO:Ordered Packet %d ,\
|
||
|
Out of Order packets: %d \n",
|
||
|
ordered, un_ordered );
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
/* disconnect due to other STA vif switching channels */
|
||
|
if (reason == BSS_DISCONNECTED &&
|
||
|
prot_reason_status == WMI_AP_REASON_STA_ROAM) {
|
||
|
ar->want_ch_switch |= 1 << vif->fw_vif_idx;
|
||
|
vif->ap_hold_conn = 1;
|
||
|
}
|
||
|
if (!((removed = ath6kl_remove_sta(vif, bssid,
|
||
|
prot_reason_status)) ||
|
||
|
is_broadcast_ether_addr(bssid)))
|
||
|
return;
|
||
|
|
||
|
/* if no more associated STAs, empty the mcast PS q */
|
||
|
if (ar->sta_list_index == 0) {
|
||
|
spin_lock_bh(&ar->mcastpsq_lock);
|
||
|
skb_queue_purge(&ar->mcastpsq);
|
||
|
spin_unlock_bh(&ar->mcastpsq_lock);
|
||
|
|
||
|
/* clear the LSB of the TIM IE's BitMapCtl field */
|
||
|
if (test_bit(WMI_READY, &ar->flag))
|
||
|
ath6kl_wmi_set_pvb_cmd(ar->wmi, vif->fw_vif_idx,
|
||
|
MCAST_AID, 0);
|
||
|
}
|
||
|
|
||
|
/* dont send the event to hostapd if connected
|
||
|
* client sends AUTH request again protocol
|
||
|
* reason will be LOST_LINK
|
||
|
*/
|
||
|
if (!is_broadcast_ether_addr(bssid) &&
|
||
|
(prot_reason_status != LOST_LINK)) {
|
||
|
/* send event to application */
|
||
|
cfg80211_del_sta(vif->ndev, bssid, GFP_KERNEL);
|
||
|
}
|
||
|
|
||
|
if (is_broadcast_ether_addr(bssid) ||
|
||
|
(memcmp(vif->ndev->dev_addr, bssid, ETH_ALEN) == 0)) {
|
||
|
#ifdef CONFIG_ATH6KL_BAM2BAM
|
||
|
ath6kl_send_msg_ipa(vif, WLAN_AP_DISCONNECT,
|
||
|
vif->ndev->dev_addr);
|
||
|
#endif
|
||
|
if (ar->is_mcc_enabled) {
|
||
|
ar->is_mcc_enabled = false;
|
||
|
ath6kl_ipa_enable_host_route_config (vif,
|
||
|
false);
|
||
|
ath6kl_dbg(ATH6KL_DBG_FLOWCTRL,
|
||
|
"(ap) disc_evt: (mcc_disabled)\n");
|
||
|
}
|
||
|
|
||
|
memset(vif->wep_key_list, 0, sizeof(vif->wep_key_list));
|
||
|
clear_bit(CONNECTED, &vif->flags);
|
||
|
|
||
|
if (prot_reason_status == WMI_AP_REASON_UNSUPPORTED_CC) {
|
||
|
list_for_each_entry(vif_tmp, &ar->vif_list,
|
||
|
list) {
|
||
|
if (vif_tmp->nw_type == AP_NETWORK) {
|
||
|
if (vif_tmp->ap_hold_conn) {
|
||
|
vif_tmp->ap_hold_conn = 0;
|
||
|
ar->acs_in_prog = 1;
|
||
|
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG,
|
||
|
"Apply ACS for next AP\n");
|
||
|
res = ath6kl_wmi_ap_profile_commit(ar->wmi,
|
||
|
vif_tmp->fw_vif_idx, &vif_tmp->profile);
|
||
|
if (res)
|
||
|
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG,
|
||
|
"Ap profile commit failure");
|
||
|
} else
|
||
|
ar->acs_in_prog = 0;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
}
|
||
|
return;
|
||
|
} else if (vif->nw_type == INFRA_NETWORK) {
|
||
|
int i;
|
||
|
for (i = 0; i < NUM_CONN; i++) {
|
||
|
if (memcmp(&ar->mcc_flowctrl_ctx->fw_conn_list[i].mac_addr,
|
||
|
vif->ndev->dev_addr, ETH_ALEN) == 0) {
|
||
|
ath6kl_mcc_flowctrl_set_conn_id(vif, NULL,
|
||
|
ar->mcc_flowctrl_ctx->fw_conn_list[i].conn_id);
|
||
|
}
|
||
|
}
|
||
|
if (ar->is_mcc_enabled) {
|
||
|
ar->is_mcc_enabled = false;
|
||
|
ath6kl_ipa_enable_host_route_config (vif, false);
|
||
|
ath6kl_dbg(ATH6KL_DBG_FLOWCTRL, "(infra) disc_evt: (mcc_disabled)\n");
|
||
|
}
|
||
|
}
|
||
|
|
||
|
ath6kl_cfg80211_disconnect_event(vif, reason, bssid,
|
||
|
assoc_resp_len, assoc_info,
|
||
|
prot_reason_status);
|
||
|
|
||
|
#ifdef CONFIG_ATH6KL_BAM2BAM
|
||
|
vif->aggr_cntxt->aggr_conn->vif = vif;
|
||
|
#endif
|
||
|
aggr_reset_state(vif->aggr_cntxt->aggr_conn);
|
||
|
|
||
|
del_timer(&vif->disconnect_timer);
|
||
|
|
||
|
ath6kl_dbg(ATH6KL_DBG_WLAN_CFG, "disconnect reason is %d\n", reason);
|
||
|
|
||
|
/*
|
||
|
* If the event is due to disconnect cmd from the host, only they
|
||
|
* the target would stop trying to connect. Under any other
|
||
|
* condition, target would keep trying to connect.
|
||
|
*/
|
||
|
if (reason == DISCONNECT_CMD) {
|
||
|
if (!ar->usr_bss_filter && test_bit(WMI_READY, &ar->flag))
|
||
|
ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx,
|
||
|
NONE_BSS_FILTER, 0);
|
||
|
} else {
|
||
|
set_bit(CONNECT_PEND, &vif->flags);
|
||
|
if (((reason == ASSOC_FAILED) &&
|
||
|
(prot_reason_status == 0x11)) ||
|
||
|
((reason == ASSOC_FAILED) && (prot_reason_status == 0x0) &&
|
||
|
(vif->reconnect_flag == 1))) {
|
||
|
set_bit(CONNECTED, &vif->flags);
|
||
|
return;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/* update connect & link status atomically */
|
||
|
spin_lock_bh(&vif->if_lock);
|
||
|
clear_bit(CONNECTED, &vif->flags);
|
||
|
netif_carrier_off(vif->ndev);
|
||
|
spin_unlock_bh(&vif->if_lock);
|
||
|
|
||
|
if ((reason != CSERV_DISCONNECT) || (vif->reconnect_flag != 1))
|
||
|
vif->reconnect_flag = 0;
|
||
|
|
||
|
if (reason != CSERV_DISCONNECT)
|
||
|
ar->user_key_ctrl = 0;
|
||
|
|
||
|
netif_stop_queue(vif->ndev);
|
||
|
memset(vif->bssid, 0, sizeof(vif->bssid));
|
||
|
vif->bss_ch = 0;
|
||
|
|
||
|
ath6kl_tx_data_cleanup(ar);
|
||
|
}
|
||
|
|
||
|
struct ath6kl_vif *ath6kl_vif_first(struct ath6kl *ar)
|
||
|
{
|
||
|
struct ath6kl_vif *vif;
|
||
|
|
||
|
spin_lock_bh(&ar->list_lock);
|
||
|
if (list_empty(&ar->vif_list)) {
|
||
|
spin_unlock_bh(&ar->list_lock);
|
||
|
return NULL;
|
||
|
}
|
||
|
|
||
|
vif = list_first_entry(&ar->vif_list, struct ath6kl_vif, list);
|
||
|
|
||
|
spin_unlock_bh(&ar->list_lock);
|
||
|
|
||
|
return vif;
|
||
|
}
|
||
|
|
||
|
static int ath6kl_open(struct net_device *dev)
|
||
|
{
|
||
|
struct ath6kl_vif *vif = netdev_priv(dev);
|
||
|
struct ath6kl *ar = ath6kl_priv(dev);
|
||
|
|
||
|
set_bit(WLAN_ENABLED, &vif->flags);
|
||
|
|
||
|
if (test_bit(CONNECTED, &vif->flags) ||
|
||
|
test_bit(TESTMODE_EPPING, &ar->flag)) {
|
||
|
netif_carrier_on(dev);
|
||
|
netif_wake_queue(dev);
|
||
|
} else
|
||
|
netif_carrier_off(dev);
|
||
|
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
static int ath6kl_close(struct net_device *dev)
|
||
|
{
|
||
|
struct ath6kl_vif *vif = netdev_priv(dev);
|
||
|
|
||
|
netif_stop_queue(dev);
|
||
|
|
||
|
ath6kl_cfg80211_stop(vif);
|
||
|
|
||
|
clear_bit(WLAN_ENABLED, &vif->flags);
|
||
|
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
static struct net_device_stats *ath6kl_get_stats(struct net_device *dev)
|
||
|
{
|
||
|
struct ath6kl_vif *vif = netdev_priv(dev);
|
||
|
|
||
|
return &vif->net_stats;
|
||
|
}
|
||
|
|
||
|
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39))
|
||
|
static int ath6kl_set_features(struct net_device *dev,
|
||
|
netdev_features_t features)
|
||
|
{
|
||
|
struct ath6kl_vif *vif = netdev_priv(dev);
|
||
|
struct ath6kl *ar = vif->ar;
|
||
|
int err = 0;
|
||
|
|
||
|
if ((features & NETIF_F_RXCSUM) &&
|
||
|
(ar->rx_meta_ver != WMI_META_VERSION_2)) {
|
||
|
ar->rx_meta_ver = WMI_META_VERSION_2;
|
||
|
err = ath6kl_wmi_set_rx_frame_format_cmd(ar->wmi,
|
||
|
vif->fw_vif_idx,
|
||
|
ar->rx_meta_ver, 0, 0);
|
||
|
if (err) {
|
||
|
dev->features = features & ~NETIF_F_RXCSUM;
|
||
|
return err;
|
||
|
}
|
||
|
} else if (!(features & NETIF_F_RXCSUM) &&
|
||
|
(ar->rx_meta_ver == WMI_META_VERSION_2)) {
|
||
|
ar->rx_meta_ver = 0;
|
||
|
err = ath6kl_wmi_set_rx_frame_format_cmd(ar->wmi,
|
||
|
vif->fw_vif_idx,
|
||
|
ar->rx_meta_ver, 0, 0);
|
||
|
if (err) {
|
||
|
dev->features = features | NETIF_F_RXCSUM;
|
||
|
return err;
|
||
|
}
|
||
|
|
||
|
}
|
||
|
|
||
|
return err;
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
static void ath6kl_set_multicast_list(struct net_device *ndev)
|
||
|
{
|
||
|
struct ath6kl_vif *vif = netdev_priv(ndev);
|
||
|
bool mc_all_on = false;
|
||
|
int mc_count = netdev_mc_count(ndev);
|
||
|
struct netdev_hw_addr *ha;
|
||
|
bool found;
|
||
|
struct ath6kl_mc_filter *mc_filter, *tmp;
|
||
|
struct list_head mc_filter_new;
|
||
|
int ret;
|
||
|
|
||
|
if (!test_bit(WMI_READY, &vif->ar->flag) ||
|
||
|
!test_bit(WLAN_ENABLED, &vif->flags))
|
||
|
return;
|
||
|
|
||
|
/* Enable multicast-all filter. */
|
||
|
mc_all_on = !!(ndev->flags & IFF_PROMISC) ||
|
||
|
!!(ndev->flags & IFF_ALLMULTI) ||
|
||
|
!!(mc_count > ATH6K_MAX_MC_FILTERS_PER_LIST);
|
||
|
|
||
|
if (mc_all_on)
|
||
|
set_bit(NETDEV_MCAST_ALL_ON, &vif->flags);
|
||
|
else
|
||
|
clear_bit(NETDEV_MCAST_ALL_ON, &vif->flags);
|
||
|
|
||
|
if (test_bit(ATH6KL_FW_CAPABILITY_WOW_MULTICAST_FILTER,
|
||
|
vif->ar->fw_capabilities)) {
|
||
|
mc_all_on = mc_all_on || (vif->ar->state == ATH6KL_STATE_ON);
|
||
|
}
|
||
|
|
||
|
if (!(ndev->flags & IFF_MULTICAST)) {
|
||
|
mc_all_on = false;
|
||
|
set_bit(NETDEV_MCAST_ALL_OFF, &vif->flags);
|
||
|
} else {
|
||
|
clear_bit(NETDEV_MCAST_ALL_OFF, &vif->flags);
|
||
|
}
|
||
|
|
||
|
/* Enable/disable "multicast-all" filter*/
|
||
|
ath6kl_dbg(ATH6KL_DBG_TRC, "%s multicast-all filter\n",
|
||
|
mc_all_on ? "enabling" : "disabling");
|
||
|
|
||
|
ret = ath6kl_wmi_mcast_filter_cmd(vif->ar->wmi, vif->fw_vif_idx,
|
||
|
mc_all_on);
|
||
|
if (ret) {
|
||
|
ath6kl_warn("Failed to %s multicast-all receive\n",
|
||
|
mc_all_on ? "enable" : "disable");
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
if (test_bit(NETDEV_MCAST_ALL_ON, &vif->flags))
|
||
|
return;
|
||
|
|
||
|
/* Keep the driver and firmware mcast list in sync. */
|
||
|
list_for_each_entry_safe(mc_filter, tmp, &vif->mc_filter, list) {
|
||
|
found = false;
|
||
|
netdev_for_each_mc_addr(ha, ndev) {
|
||
|
if (memcmp(ha->addr, mc_filter->hw_addr,
|
||
|
ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE) == 0) {
|
||
|
found = true;
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (!found) {
|
||
|
/*
|
||
|
* Delete the filter which was previously set
|
||
|
* but not in the new request.
|
||
|
*/
|
||
|
ath6kl_dbg(ATH6KL_DBG_TRC,
|
||
|
"Removing %pM from multicast filter\n",
|
||
|
mc_filter->hw_addr);
|
||
|
ret = ath6kl_wmi_add_del_mcast_filter_cmd(vif->ar->wmi,
|
||
|
vif->fw_vif_idx, mc_filter->hw_addr,
|
||
|
false);
|
||
|
if (ret) {
|
||
|
ath6kl_warn("Failed to remove multicast filter:%pM\n",
|
||
|
mc_filter->hw_addr);
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
list_del(&mc_filter->list);
|
||
|
kfree(mc_filter);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
INIT_LIST_HEAD(&mc_filter_new);
|
||
|
|
||
|
netdev_for_each_mc_addr(ha, ndev) {
|
||
|
found = false;
|
||
|
list_for_each_entry(mc_filter, &vif->mc_filter, list) {
|
||
|
if (memcmp(ha->addr, mc_filter->hw_addr,
|
||
|
ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE) == 0) {
|
||
|
found = true;
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (!found) {
|
||
|
mc_filter = kzalloc(sizeof(struct ath6kl_mc_filter),
|
||
|
GFP_ATOMIC);
|
||
|
if (!mc_filter) {
|
||
|
WARN_ON(1);
|
||
|
goto out;
|
||
|
}
|
||
|
|
||
|
memcpy(mc_filter->hw_addr, ha->addr,
|
||
|
ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE);
|
||
|
/* Set the multicast filter */
|
||
|
ath6kl_dbg(ATH6KL_DBG_TRC,
|
||
|
"Adding %pM to multicast filter list\n",
|
||
|
mc_filter->hw_addr);
|
||
|
ret = ath6kl_wmi_add_del_mcast_filter_cmd(vif->ar->wmi,
|
||
|
vif->fw_vif_idx, mc_filter->hw_addr,
|
||
|
true);
|
||
|
if (ret) {
|
||
|
ath6kl_warn("Failed to add multicast filter :%pM\n",
|
||
|
mc_filter->hw_addr);
|
||
|
kfree(mc_filter);
|
||
|
goto out;
|
||
|
}
|
||
|
|
||
|
list_add_tail(&mc_filter->list, &mc_filter_new);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
out:
|
||
|
list_splice_tail(&mc_filter_new, &vif->mc_filter);
|
||
|
}
|
||
|
|
||
|
int ath6kl_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
|
||
|
{
|
||
|
struct ath6kl *ar = ath6kl_priv(dev);
|
||
|
int ret = true;
|
||
|
s8 *userdata;
|
||
|
|
||
|
/*
|
||
|
* ioctl operations may have to wait for the Target, so we cannot hold
|
||
|
* rtnl. Prevent the device from disappearing under us and release the
|
||
|
* lock during the ioctl operation.
|
||
|
*/
|
||
|
dev_hold(dev);
|
||
|
rtnl_unlock();
|
||
|
|
||
|
if (cmd == ATH6KL_IOCTL_EXTENDED) {
|
||
|
get_user(cmd, (int *)rq->ifr_data);
|
||
|
userdata = (char *)(((unsigned int *)rq->ifr_data)+1);
|
||
|
}
|
||
|
else {
|
||
|
ret = -EOPNOTSUPP;
|
||
|
goto ioctl_done;
|
||
|
}
|
||
|
|
||
|
switch(cmd) {
|
||
|
case ATH6KL_XIOCTL_TRAFFIC_ACTIVITY_CHANGE:
|
||
|
/* No opp for now */
|
||
|
if (ar->htc_target!= NULL) {
|
||
|
struct ath6kl_traffic_activity_change data;
|
||
|
if (copy_from_user(&data, userdata, sizeof(data)))
|
||
|
{
|
||
|
ret = -EFAULT;
|
||
|
goto ioctl_done;
|
||
|
}
|
||
|
ath6kl_htc_activity_changed(ar->htc_target,
|
||
|
(u8)data.stream_id,
|
||
|
data.active ? true : false);
|
||
|
}
|
||
|
break;
|
||
|
}
|
||
|
|
||
|
ioctl_done:
|
||
|
rtnl_lock();
|
||
|
/* restore rtnl state */
|
||
|
dev_put(dev);
|
||
|
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
static const struct net_device_ops ath6kl_netdev_ops = {
|
||
|
.ndo_open = ath6kl_open,
|
||
|
.ndo_stop = ath6kl_close,
|
||
|
.ndo_start_xmit = ath6kl_data_tx,
|
||
|
.ndo_get_stats = ath6kl_get_stats,
|
||
|
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39))
|
||
|
.ndo_set_features = ath6kl_set_features,
|
||
|
#endif
|
||
|
.ndo_set_rx_mode = ath6kl_set_multicast_list,
|
||
|
.ndo_do_ioctl = ath6kl_ioctl,
|
||
|
};
|
||
|
|
||
|
void init_netdev(struct net_device *dev)
|
||
|
{
|
||
|
dev->netdev_ops = &ath6kl_netdev_ops;
|
||
|
dev->destructor = free_netdev;
|
||
|
dev->watchdog_timeo = ATH6KL_TX_TIMEOUT;
|
||
|
|
||
|
dev->needed_headroom = ETH_HLEN;
|
||
|
dev->needed_headroom += sizeof(struct ath6kl_llc_snap_hdr) +
|
||
|
sizeof(struct wmi_data_hdr) + HTC_HDR_LENGTH
|
||
|
+ WMI_MAX_TX_META_SZ + ATH6KL_HTC_ALIGN_BYTES;
|
||
|
|
||
|
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,39))
|
||
|
dev->hw_features |= NETIF_F_IP_CSUM | NETIF_F_RXCSUM;
|
||
|
#else
|
||
|
dev->features |= NETIF_F_IP_CSUM;
|
||
|
#endif
|
||
|
|
||
|
return;
|
||
|
}
|