ath6kl-y += main.o
ath6kl-y += txrx.o
ath6kl-y += wmi.o
-ath6kl-y += node.o
ath6kl-y += sdio.o
ath6kl-$(CONFIG_NL80211_TESTMODE) += testmode.o
ar->sme_state = SME_DISCONNECTED;
}
-static inline bool is_ch_11a(u16 ch)
-{
- return (!((ch >= 2412) && (ch <= 2484)));
-}
-
-/* struct ath6kl_node_table::nt_nodelock is locked when calling this */
-void ath6kl_cfg80211_scan_node(struct wiphy *wiphy, struct bss *ni)
-{
- struct ieee80211_mgmt *mgmt;
- struct ieee80211_channel *channel;
- struct ieee80211_supported_band *band;
- struct ath6kl_common_ie *cie;
- s32 signal;
- int freq;
-
- cie = &ni->ni_cie;
-
- if (is_ch_11a(cie->ie_chan))
- band = wiphy->bands[IEEE80211_BAND_5GHZ]; /* 11a */
- else if ((cie->ie_erp) || (cie->ie_xrates))
- band = wiphy->bands[IEEE80211_BAND_2GHZ]; /* 11g */
- else
- band = wiphy->bands[IEEE80211_BAND_2GHZ]; /* 11b */
-
- freq = cie->ie_chan;
- channel = ieee80211_get_channel(wiphy, freq);
- signal = ni->ni_snr * 100;
-
- ath6kl_dbg(ATH6KL_DBG_WLAN_CFG,
- "%s: bssid %pM ch %d freq %d size %d\n", __func__,
- ni->ni_macaddr, channel->hw_value, freq, ni->ni_framelen);
- /*
- * Both Beacon and Probe Response frames have same payload structure,
- * so it is fine to share the parser for both.
- */
- if (ni->ni_framelen < 8 + 2 + 2)
- return;
- mgmt = (struct ieee80211_mgmt *) (ni->ni_buf -
- offsetof(struct ieee80211_mgmt, u));
- cfg80211_inform_bss(wiphy, channel, ni->ni_macaddr,
- le64_to_cpu(mgmt->u.beacon.timestamp),
- le16_to_cpu(mgmt->u.beacon.capab_info),
- le16_to_cpu(mgmt->u.beacon.beacon_int),
- mgmt->u.beacon.variable,
- ni->ni_buf + ni->ni_framelen -
- mgmt->u.beacon.variable,
- signal, GFP_ATOMIC);
-}
-
static int ath6kl_cfg80211_scan(struct wiphy *wiphy, struct net_device *ndev,
struct cfg80211_scan_request *request)
{
goto out;
}
- /* Translate data to cfg80211 mgmt format */
- wlan_iterate_nodes(&ar->scan_table, ar->wdev->wiphy);
-
cfg80211_scan_done(ar->scan_req, false);
if (ar->scan_req->n_ssids && ar->scan_req->ssids[0].ssid_len) {
AES_CRYPT = 0x08,
};
-#define ATH6KL_NODE_HASHSIZE 32
-/* simple hash is enough for variation of macaddr */
-#define ATH6KL_NODE_HASH(addr) \
- (((const u8 *)(addr))[ETH_ALEN - 1] % \
- ATH6KL_NODE_HASHSIZE)
-
-/*
- * Table of ath6kl_node instances. Each ieee80211com
- * has at least one for holding the scan candidates.
- * When operating as an access point or in ibss mode there
- * is a second table for associated stations or neighbors.
- */
-struct ath6kl_node_table {
- spinlock_t nt_nodelock; /* on node table */
- struct bss *nt_node_first; /* information of all nodes */
- struct bss *nt_node_last; /* information of all nodes */
- struct bss *nt_hash[ATH6KL_NODE_HASHSIZE];
- const char *nt_name; /* for debugging */
- u32 nt_node_age; /* node aging time */
-};
-
-#define WLAN_NODE_INACT_TIMEOUT_MSEC 120000
-#define WLAN_NODE_INACT_CNT 4
-
-struct ath6kl_common_ie {
- u16 ie_chan;
- u8 *ie_tstamp;
- u8 *ie_ssid;
- u8 *ie_rates;
- u8 *ie_xrates;
- u8 *ie_country;
- u8 *ie_wpa;
- u8 *ie_rsn;
- u8 *ie_wmm;
- u8 *ie_ath;
- u16 ie_capInfo;
- u16 ie_beaconInt;
- u8 *ie_tim;
- u8 *ie_chswitch;
- u8 ie_erp;
- u8 *ie_wsc;
- u8 *ie_htcap;
- u8 *ie_htop;
-};
-
-struct bss {
- u8 ni_macaddr[ETH_ALEN];
- u8 ni_snr;
- s16 ni_rssi;
- struct bss *ni_list_next;
- struct bss *ni_list_prev;
- struct bss *ni_hash_next;
- struct bss *ni_hash_prev;
- struct ath6kl_common_ie ni_cie;
- u8 *ni_buf;
- u16 ni_framelen;
- struct ath6kl_node_table *ni_table;
- u32 ni_refcnt;
-
- u32 ni_tstamp;
- u32 ni_actcnt;
-};
-
struct htc_endpoint_credit_dist;
struct ath6kl;
enum htc_credit_dist_reason;
struct htc_credit_state_info;
-struct bss *wlan_node_alloc(int wh_size);
-void wlan_node_free(struct bss *ni);
-void wlan_setup_node(struct ath6kl_node_table *nt, struct bss *ni,
- const u8 *mac_addr);
-struct bss *wlan_find_node(struct ath6kl_node_table *nt,
- const u8 *mac_addr);
-void wlan_node_reclaim(struct ath6kl_node_table *nt, struct bss *ni);
-void wlan_free_allnodes(struct ath6kl_node_table *nt);
-void wlan_iterate_nodes(struct ath6kl_node_table *nt, void *arg);
-
-void wlan_node_table_init(struct ath6kl_node_table *nt);
-void wlan_node_table_cleanup(struct ath6kl_node_table *nt);
-
-void wlan_refresh_inactive_nodes(struct ath6kl *ar);
-
-struct bss *wlan_find_ssid_node(struct ath6kl_node_table *nt, u8 *ssid,
- u32 ssid_len, bool is_wpa2, bool match_ssid);
-
-void wlan_node_return(struct ath6kl_node_table *nt, struct bss *ni);
-
int ath6k_setup_credit_dist(void *htc_handle,
struct htc_credit_state_info *cred_info);
void ath6k_credit_distribute(struct htc_credit_state_info *cred_inf,
struct workqueue_struct *ath6kl_wq;
- struct ath6kl_node_table scan_table;
struct dentry *debugfs_phy;
u32 send_action_id;
void ath6kl_wakeup_event(void *dev);
void ath6kl_target_failure(struct ath6kl *ar);
-void ath6kl_cfg80211_scan_node(struct wiphy *wiphy, struct bss *ni);
#endif /* CORE_H */
ath6kl_dbg(ATH6KL_DBG_TRC, "%s: got wmi @ 0x%p.\n", __func__, ar->wmi);
- wlan_node_table_init(&ar->scan_table);
-
/*
* The reason we have to wait for the target here is that the
* driver layer has to init BMI in order to set the host block
err_cleanup_scatter:
ath6kl_hif_cleanup_scatter(ar);
err_node_cleanup:
- wlan_node_table_cleanup(&ar->scan_table);
ath6kl_wmi_shutdown(ar->wmi);
clear_bit(WMI_ENABLED, &ar->flag);
ar->wmi = NULL;
free_netdev(dev);
- wlan_node_table_cleanup(&ar->scan_table);
-
kfree(ar->fw_board);
kfree(ar->fw_otp);
kfree(ar->fw);
+++ /dev/null
-/*
- * Copyright (c) 2004-2011 Atheros Communications Inc.
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include "htc.h"
-#include "wmi.h"
-#include "debug.h"
-
-struct bss *wlan_node_alloc(int wh_size)
-{
- struct bss *ni;
-
- ni = kzalloc(sizeof(struct bss), GFP_ATOMIC);
-
- if ((ni != NULL) && wh_size) {
- ni->ni_buf = kmalloc(wh_size, GFP_ATOMIC);
- if (ni->ni_buf == NULL) {
- kfree(ni);
- return NULL;
- }
- }
-
- return ni;
-}
-
-void wlan_node_free(struct bss *ni)
-{
- kfree(ni->ni_buf);
- kfree(ni);
-}
-
-void wlan_setup_node(struct ath6kl_node_table *nt, struct bss *ni,
- const u8 *mac_addr)
-{
- int hash;
-
- memcpy(ni->ni_macaddr, mac_addr, ETH_ALEN);
- hash = ATH6KL_NODE_HASH(mac_addr);
- ni->ni_refcnt = 1;
-
- ni->ni_tstamp = jiffies_to_msecs(jiffies);
- ni->ni_actcnt = WLAN_NODE_INACT_CNT;
-
- spin_lock_bh(&nt->nt_nodelock);
-
- /* insert at the end of the node list */
- ni->ni_list_next = NULL;
- ni->ni_list_prev = nt->nt_node_last;
- if (nt->nt_node_last != NULL)
- nt->nt_node_last->ni_list_next = ni;
-
- nt->nt_node_last = ni;
- if (nt->nt_node_first == NULL)
- nt->nt_node_first = ni;
-
- /* insert into the hash list */
- ni->ni_hash_next = nt->nt_hash[hash];
- if (ni->ni_hash_next != NULL)
- nt->nt_hash[hash]->ni_hash_prev = ni;
-
- ni->ni_hash_prev = NULL;
- nt->nt_hash[hash] = ni;
-
- spin_unlock_bh(&nt->nt_nodelock);
-}
-
-struct bss *wlan_find_node(struct ath6kl_node_table *nt,
- const u8 *mac_addr)
-{
- struct bss *ni, *found_ni = NULL;
- int hash;
-
- spin_lock_bh(&nt->nt_nodelock);
-
- hash = ATH6KL_NODE_HASH(mac_addr);
- for (ni = nt->nt_hash[hash]; ni; ni = ni->ni_hash_next) {
- if (memcmp(ni->ni_macaddr, mac_addr, ETH_ALEN) == 0) {
- ni->ni_refcnt++;
- found_ni = ni;
- break;
- }
- }
-
- spin_unlock_bh(&nt->nt_nodelock);
-
- return found_ni;
-}
-
-void wlan_node_reclaim(struct ath6kl_node_table *nt, struct bss *ni)
-{
- int hash;
-
- spin_lock_bh(&nt->nt_nodelock);
-
- if (ni->ni_list_prev == NULL)
- /* fix list head */
- nt->nt_node_first = ni->ni_list_next;
- else
- ni->ni_list_prev->ni_list_next = ni->ni_list_next;
-
- if (ni->ni_list_next == NULL)
- /* fix list tail */
- nt->nt_node_last = ni->ni_list_prev;
- else
- ni->ni_list_next->ni_list_prev = ni->ni_list_prev;
-
- if (ni->ni_hash_prev == NULL) {
- /* first in list so fix the list head */
- hash = ATH6KL_NODE_HASH(ni->ni_macaddr);
- nt->nt_hash[hash] = ni->ni_hash_next;
- } else {
- ni->ni_hash_prev->ni_hash_next = ni->ni_hash_next;
- }
-
- if (ni->ni_hash_next != NULL)
- ni->ni_hash_next->ni_hash_prev = ni->ni_hash_prev;
-
- wlan_node_free(ni);
-
- spin_unlock_bh(&nt->nt_nodelock);
-}
-
-static void wlan_node_dec_free(struct bss *ni)
-{
- if ((ni->ni_refcnt--) == 1)
- wlan_node_free(ni);
-}
-
-void wlan_free_allnodes(struct ath6kl_node_table *nt)
-{
- struct bss *ni;
-
- while ((ni = nt->nt_node_first) != NULL)
- wlan_node_reclaim(nt, ni);
-}
-
-void wlan_iterate_nodes(struct ath6kl_node_table *nt, void *arg)
-{
- struct bss *ni;
-
- spin_lock_bh(&nt->nt_nodelock);
- for (ni = nt->nt_node_first; ni; ni = ni->ni_list_next) {
- ni->ni_refcnt++;
- ath6kl_cfg80211_scan_node(arg, ni);
- wlan_node_dec_free(ni);
- }
- spin_unlock_bh(&nt->nt_nodelock);
-}
-
-void wlan_node_table_init(struct ath6kl_node_table *nt)
-{
- ath6kl_dbg(ATH6KL_DBG_WLAN_NODE, "node table = 0x%lx\n",
- (unsigned long)nt);
-
- memset(nt, 0, sizeof(struct ath6kl_node_table));
-
- spin_lock_init(&nt->nt_nodelock);
-
- nt->nt_node_age = WLAN_NODE_INACT_TIMEOUT_MSEC;
-}
-
-void wlan_refresh_inactive_nodes(struct ath6kl *ar)
-{
- struct ath6kl_node_table *nt = &ar->scan_table;
- struct bss *bss;
- u32 now;
-
- now = jiffies_to_msecs(jiffies);
- bss = nt->nt_node_first;
- while (bss != NULL) {
- /* refresh all nodes except the current bss */
- if (memcmp(ar->bssid, bss->ni_macaddr, ETH_ALEN) != 0) {
- if (((now - bss->ni_tstamp) > nt->nt_node_age)
- || --bss->ni_actcnt == 0) {
- wlan_node_reclaim(nt, bss);
- }
- }
- bss = bss->ni_list_next;
- }
-}
-
-void wlan_node_table_cleanup(struct ath6kl_node_table *nt)
-{
- wlan_free_allnodes(nt);
-}
-
-struct bss *wlan_find_ssid_node(struct ath6kl_node_table *nt, u8 * ssid,
- u32 ssid_len, bool is_wpa2, bool match_ssid)
-{
- struct bss *ni, *found_ni = NULL;
- u8 *ie_ssid;
-
- spin_lock_bh(&nt->nt_nodelock);
-
- for (ni = nt->nt_node_first; ni; ni = ni->ni_list_next) {
-
- ie_ssid = ni->ni_cie.ie_ssid;
-
- if ((ie_ssid[1] <= IEEE80211_MAX_SSID_LEN) &&
- (memcmp(ssid, &ie_ssid[2], ssid_len) == 0)) {
-
- if (match_ssid ||
- (is_wpa2 && ni->ni_cie.ie_rsn != NULL) ||
- (!is_wpa2 && ni->ni_cie.ie_wpa != NULL)) {
- ni->ni_refcnt++;
- found_ni = ni;
- break;
- }
- }
- }
-
- spin_unlock_bh(&nt->nt_nodelock);
-
- return found_ni;
-}
-
-void wlan_node_return(struct ath6kl_node_table *nt, struct bss *ni)
-{
- spin_lock_bh(&nt->nt_nodelock);
- wlan_node_dec_free(ni);
- spin_unlock_bh(&nt->nt_nodelock);
-}
return wmi_rate_tbl[(u32) rate_index][0];
}
-void ath6kl_wmi_node_return(struct wmi *wmi, struct bss *bss)
-{
- if (bss)
- wlan_node_return(&wmi->parent_dev->scan_table, bss);
-}
-
-struct bss *ath6kl_wmi_find_ssid_node(struct wmi *wmi, u8 * ssid,
- u32 ssid_len, bool is_wpa2,
- bool match_ssid)
-{
- struct bss *node = NULL;
-
- node = wlan_find_ssid_node(&wmi->parent_dev->scan_table, ssid,
- ssid_len, is_wpa2, match_ssid);
- return node;
-}
-
-struct bss *ath6kl_wmi_find_node(struct wmi *wmi, const u8 * mac_addr)
-{
- struct bss *ni = NULL;
-
- ni = wlan_find_node(&wmi->parent_dev->scan_table, mac_addr);
-
- return ni;
-}
-
-void ath6kl_wmi_node_free(struct wmi *wmi, const u8 * mac_addr)
-{
- struct bss *ni = NULL;
-
- ni = wlan_find_node(&wmi->parent_dev->scan_table, mac_addr);
- if (ni != NULL)
- wlan_node_reclaim(&wmi->parent_dev->scan_table, ni);
-
- return;
-}
-
static int ath6kl_wmi_get_pmkid_list_event_rx(struct wmi *wmi, u8 *datap,
u32 len)
{
u8 *ac);
int ath6kl_wmi_control_rx(struct wmi *wmi, struct sk_buff *skb);
-struct bss *ath6kl_wmi_find_node(struct wmi *wmi, const u8 *mac_addr);
-void ath6kl_wmi_node_free(struct wmi *wmi, const u8 *mac_addr);
int ath6kl_wmi_cmd_send(struct wmi *wmi, struct sk_buff *skb,
enum wmi_cmd_id cmd_id, enum wmi_sync_flag sync_flag);
int ath6kl_wmi_set_ip_cmd(struct wmi *wmi, struct wmi_set_ip_cmd *ip_cmd);
int ath6kl_wmi_set_roam_lrssi_cmd(struct wmi *wmi, u8 lrssi);
-struct bss *ath6kl_wmi_find_ssid_node(struct wmi *wmi, u8 *ssid,
- u32 ssid_len, bool is_wpa2,
- bool match_ssid);
-
-void ath6kl_wmi_node_return(struct wmi *wmi, struct bss *bss);
-
/* AP mode */
int ath6kl_wmi_ap_profile_commit(struct wmi *wmip, struct wmi_connect_cmd *p);
projects / openwrt / staging / blogic.git / commitdiff