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Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6 into for-davem

Browse source 
Conflicts:
	drivers/net/wireless/libertas_tf/cmd.c
	drivers/net/wireless/libertas_tf/main.c
This commit is contained in:
John W. Linville 2010-05-05 16:14:16 -04:00
commit 83163244f8
140 changed files with 4751 additions and 1368 deletions
Download patch file Download diff file Expand all files Collapse all files

18
net/mac80211/cfg.c
View file

@ -97,9 +97,6 @@ static int ieee80211_change_iface(struct wiphy *wiphy,
params->mesh_id_len,
params->mesh_id);
if (sdata->vif.type != NL80211_IFTYPE_MONITOR || !flags)
return 0;
if (type == NL80211_IFTYPE_AP_VLAN &&
params && params->use_4addr == 0)
rcu_assign_pointer(sdata->u.vlan.sta, NULL);
@ -107,7 +104,9 @@ static int ieee80211_change_iface(struct wiphy *wiphy,
params && params->use_4addr >= 0)
sdata->u.mgd.use_4addr = params->use_4addr;
sdata->u.mntr_flags = *flags;
if (sdata->vif.type == NL80211_IFTYPE_MONITOR && flags)
sdata->u.mntr_flags = *flags;
return 0;
}
@ -1115,6 +1114,13 @@ static int ieee80211_change_bss(struct wiphy *wiphy,
changed |= BSS_CHANGED_BASIC_RATES;
}
if (params->ap_isolate >= 0) {
if (params->ap_isolate)
sdata->flags |= IEEE80211_SDATA_DONT_BRIDGE_PACKETS;
else
sdata->flags &= ~IEEE80211_SDATA_DONT_BRIDGE_PACKETS;
}
ieee80211_bss_info_change_notify(sdata, changed);
return 0;
@ -1399,11 +1405,11 @@ static int ieee80211_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev,
return -EOPNOTSUPP;
if (enabled == sdata->u.mgd.powersave &&
timeout == conf->dynamic_ps_timeout)
timeout == conf->dynamic_ps_forced_timeout)
return 0;
sdata->u.mgd.powersave = enabled;
conf->dynamic_ps_timeout = timeout;
conf->dynamic_ps_forced_timeout = timeout;
/* no change, but if automatic follow powersave */
mutex_lock(&sdata->u.mgd.mtx);

65
net/mac80211/debugfs_sta.c
View file

@ -39,6 +39,13 @@ static const struct file_operations sta_ ##name## _ops = { \
.open = mac80211_open_file_generic, \
}
#define STA_OPS_RW(name) \
static const struct file_operations sta_ ##name## _ops = { \
.read = sta_##name##_read, \
.write = sta_##name##_write, \
.open = mac80211_open_file_generic, \
}
#define STA_FILE(name, field, format) \
STA_READ_##format(name, field) \
STA_OPS(name)
@ -156,7 +163,63 @@ static ssize_t sta_agg_status_read(struct file *file, char __user *userbuf,
return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf);
}
STA_OPS(agg_status);
static ssize_t sta_agg_status_write(struct file *file, const char __user *userbuf,
size_t count, loff_t *ppos)
{
char _buf[12], *buf = _buf;
struct sta_info *sta = file->private_data;
bool start, tx;
unsigned long tid;
int ret;
if (count > sizeof(_buf))
return -EINVAL;
if (copy_from_user(buf, userbuf, count))
return -EFAULT;
buf[sizeof(_buf) - 1] = '\0';
if (strncmp(buf, "tx ", 3) == 0) {
buf += 3;
tx = true;
} else if (strncmp(buf, "rx ", 3) == 0) {
buf += 3;
tx = false;
} else
return -EINVAL;
if (strncmp(buf, "start ", 6) == 0) {
buf += 6;
start = true;
if (!tx)
return -EINVAL;
} else if (strncmp(buf, "stop ", 5) == 0) {
buf += 5;
start = false;
} else
return -EINVAL;
tid = simple_strtoul(buf, NULL, 0);
if (tid >= STA_TID_NUM)
return -EINVAL;
if (tx) {
if (start)
ret = ieee80211_start_tx_ba_session(&sta->sta, tid);
else
ret = ieee80211_stop_tx_ba_session(&sta->sta, tid,
WLAN_BACK_RECIPIENT);
} else {
__ieee80211_stop_rx_ba_session(sta, tid, WLAN_BACK_RECIPIENT, 3);
ret = 0;
}
return ret ?: count;
}
STA_OPS_RW(agg_status);
static ssize_t sta_ht_capa_read(struct file *file, char __user *userbuf,
size_t count, loff_t *ppos)

5
net/mac80211/driver-ops.h
View file

@ -152,14 +152,15 @@ static inline void drv_update_tkip_key(struct ieee80211_local *local,
}
static inline int drv_hw_scan(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
struct cfg80211_scan_request *req)
{
int ret;
might_sleep();
ret = local->ops->hw_scan(&local->hw, req);
trace_drv_hw_scan(local, req, ret);
ret = local->ops->hw_scan(&local->hw, &sdata->vif, req);
trace_drv_hw_scan(local, sdata, req, ret);
return ret;
}

9
net/mac80211/driver-trace.h
View file

@ -363,23 +363,26 @@ TRACE_EVENT(drv_update_tkip_key,
TRACE_EVENT(drv_hw_scan,
TP_PROTO(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
struct cfg80211_scan_request *req, int ret),
TP_ARGS(local, req, ret),
TP_ARGS(local, sdata, req, ret),
TP_STRUCT__entry(
LOCAL_ENTRY
VIF_ENTRY
__field(int, ret)
),
TP_fast_assign(
LOCAL_ASSIGN;
VIF_ASSIGN;
__entry->ret = ret;
),
TP_printk(
LOCAL_PR_FMT " ret:%d",
LOCAL_PR_ARG, __entry->ret
LOCAL_PR_FMT VIF_PR_FMT " ret:%d",
LOCAL_PR_ARG,VIF_PR_ARG, __entry->ret
)
);

27
net/mac80211/ibss.c
View file

@ -92,6 +92,12 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
if (memcmp(ifibss->bssid, bssid, ETH_ALEN))
sta_info_flush(sdata->local, sdata);
/* if merging, indicate to driver that we leave the old IBSS */
if (sdata->vif.bss_conf.ibss_joined) {
sdata->vif.bss_conf.ibss_joined = false;
ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_IBSS);
}
memcpy(ifibss->bssid, bssid, ETH_ALEN);
sdata->drop_unencrypted = capability & WLAN_CAPABILITY_PRIVACY ? 1 : 0;
@ -171,6 +177,8 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
bss_change |= BSS_CHANGED_BSSID;
bss_change |= BSS_CHANGED_BEACON;
bss_change |= BSS_CHANGED_BEACON_ENABLED;
bss_change |= BSS_CHANGED_IBSS;
sdata->vif.bss_conf.ibss_joined = true;
ieee80211_bss_info_change_notify(sdata, bss_change);
ieee80211_sta_def_wmm_params(sdata, sband->n_bitrates, supp_rates);
@ -481,7 +489,9 @@ static void ieee80211_sta_merge_ibss(struct ieee80211_sub_if_data *sdata)
printk(KERN_DEBUG "%s: No active IBSS STAs - trying to scan for other "
"IBSS networks with same SSID (merge)\n", sdata->name);
ieee80211_request_internal_scan(sdata, ifibss->ssid, ifibss->ssid_len);
ieee80211_request_internal_scan(sdata,
ifibss->ssid, ifibss->ssid_len,
ifibss->fixed_channel ? ifibss->channel : NULL);
}
static void ieee80211_sta_create_ibss(struct ieee80211_sub_if_data *sdata)
@ -588,8 +598,9 @@ static void ieee80211_sta_find_ibss(struct ieee80211_sub_if_data *sdata)
printk(KERN_DEBUG "%s: Trigger new scan to find an IBSS to "
"join\n", sdata->name);
ieee80211_request_internal_scan(sdata, ifibss->ssid,
ifibss->ssid_len);
ieee80211_request_internal_scan(sdata,
ifibss->ssid, ifibss->ssid_len,
ifibss->fixed_channel ? ifibss->channel : NULL);
} else {
int interval = IEEE80211_SCAN_INTERVAL;
@ -897,6 +908,12 @@ int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata,
sdata->u.ibss.channel = params->channel;
sdata->u.ibss.fixed_channel = params->channel_fixed;
/* fix ourselves to that channel now already */
if (params->channel_fixed) {
sdata->local->oper_channel = params->channel;
sdata->local->oper_channel_type = NL80211_CHAN_NO_HT;
}
if (params->ie) {
sdata->u.ibss.ie = kmemdup(params->ie, params->ie_len,
GFP_KERNEL);
@ -951,7 +968,9 @@ int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata)
kfree(sdata->u.ibss.ie);
skb = sdata->u.ibss.presp;
rcu_assign_pointer(sdata->u.ibss.presp, NULL);
ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED);
sdata->vif.bss_conf.ibss_joined = false;
ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED |
BSS_CHANGED_IBSS);
synchronize_rcu();
kfree_skb(skb);

3
net/mac80211/ieee80211_i.h
View file

@ -1019,7 +1019,8 @@ void ieee80211_ibss_restart(struct ieee80211_sub_if_data *sdata);
/* scan/BSS handling */
void ieee80211_scan_work(struct work_struct *work);
int ieee80211_request_internal_scan(struct ieee80211_sub_if_data *sdata,
const u8 *ssid, u8 ssid_len);
const u8 *ssid, u8 ssid_len,
struct ieee80211_channel *chan);
int ieee80211_request_scan(struct ieee80211_sub_if_data *sdata,
struct cfg80211_scan_request *req);
void ieee80211_scan_cancel(struct ieee80211_local *local);

19
net/mac80211/main.c
View file

@ -442,7 +442,7 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
struct ieee80211_local *local = hw_to_local(hw);
int result;
enum ieee80211_band band;
int channels, i, j, max_bitrates;
int channels, max_bitrates;
bool supp_ht;
static const u32 cipher_suites[] = {
WLAN_CIPHER_SUITE_WEP40,
@ -572,6 +572,8 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
local->hw.conf.listen_interval = local->hw.max_listen_interval;
local->hw.conf.dynamic_ps_forced_timeout = -1;
result = sta_info_start(local);
if (result < 0)
goto fail_sta_info;
@ -606,21 +608,6 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
ieee80211_led_init(local);
/* alloc internal scan request */
i = 0;
local->int_scan_req->ssids = &local->scan_ssid;
local->int_scan_req->n_ssids = 1;
for (band = 0; band < IEEE80211_NUM_BANDS; band++) {
if (!hw->wiphy->bands[band])
continue;
for (j = 0; j < hw->wiphy->bands[band]->n_channels; j++) {
local->int_scan_req->channels[i] =
&hw->wiphy->bands[band]->channels[j];
i++;
}
}
local->int_scan_req->n_channels = i;
local->network_latency_notifier.notifier_call =
ieee80211_max_network_latency;
result = pm_qos_add_notifier(PM_QOS_NETWORK_LATENCY,

21
net/mac80211/mlme.c
View file

@ -478,6 +478,7 @@ void ieee80211_recalc_ps(struct ieee80211_local *local, s32 latency)
{
struct ieee80211_sub_if_data *sdata, *found = NULL;
int count = 0;
int timeout;
if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_PS)) {
local->ps_sdata = NULL;
@ -511,6 +512,26 @@ void ieee80211_recalc_ps(struct ieee80211_local *local, s32 latency)
beaconint_us = ieee80211_tu_to_usec(
found->vif.bss_conf.beacon_int);
timeout = local->hw.conf.dynamic_ps_forced_timeout;
if (timeout < 0) {
/*
* The 2 second value is there for compatibility until
* the PM_QOS_NETWORK_LATENCY is configured with real
* values.
*/
if (latency == 2000000000)
timeout = 100;
else if (latency <= 50000)
timeout = 300;
else if (latency <= 100000)
timeout = 100;
else if (latency <= 500000)
timeout = 50;
else
timeout = 0;
}
local->hw.conf.dynamic_ps_timeout = timeout;
if (beaconint_us > latency) {
local->ps_sdata = NULL;
} else {

2
net/mac80211/rx.c
View file

@ -81,8 +81,6 @@ ieee80211_rx_radiotap_len(struct ieee80211_local *local,
len += 8;
if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM)
len += 1;
if (local->hw.flags & IEEE80211_HW_NOISE_DBM)
len += 1;
if (len & 1) /* padding for RX_FLAGS if necessary */
len++;

53
net/mac80211/scan.c
View file

@ -85,7 +85,7 @@ ieee80211_bss_info_update(struct ieee80211_local *local,
{
struct cfg80211_bss *cbss;
struct ieee80211_bss *bss;
int clen;
int clen, srlen;
s32 signal = 0;
if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM)
@ -114,23 +114,24 @@ ieee80211_bss_info_update(struct ieee80211_local *local,
bss->dtim_period = tim_ie->dtim_period;
}
bss->supp_rates_len = 0;
/* replace old supported rates if we get new values */
srlen = 0;
if (elems->supp_rates) {
clen = IEEE80211_MAX_SUPP_RATES - bss->supp_rates_len;
clen = IEEE80211_MAX_SUPP_RATES;
if (clen > elems->supp_rates_len)
clen = elems->supp_rates_len;
memcpy(&bss->supp_rates[bss->supp_rates_len], elems->supp_rates,
clen);
bss->supp_rates_len += clen;
memcpy(bss->supp_rates, elems->supp_rates, clen);
srlen += clen;
}
if (elems->ext_supp_rates) {
clen = IEEE80211_MAX_SUPP_RATES - bss->supp_rates_len;
clen = IEEE80211_MAX_SUPP_RATES - srlen;
if (clen > elems->ext_supp_rates_len)
clen = elems->ext_supp_rates_len;
memcpy(&bss->supp_rates[bss->supp_rates_len],
elems->ext_supp_rates, clen);
bss->supp_rates_len += clen;
memcpy(bss->supp_rates + srlen, elems->ext_supp_rates, clen);
srlen += clen;
}
if (srlen)
bss->supp_rates_len = srlen;
bss->wmm_used = elems->wmm_param || elems->wmm_info;
bss->uapsd_supported = is_uapsd_supported(elems);
@ -411,7 +412,7 @@ static int __ieee80211_start_scan(struct ieee80211_sub_if_data *sdata,
if (local->ops->hw_scan) {
WARN_ON(!ieee80211_prep_hw_scan(local));
rc = drv_hw_scan(local, local->hw_scan_req);
rc = drv_hw_scan(local, sdata, local->hw_scan_req);
} else
rc = ieee80211_start_sw_scan(local);
@ -655,7 +656,7 @@ void ieee80211_scan_work(struct work_struct *work)
}
if (local->hw_scan_req) {
int rc = drv_hw_scan(local, local->hw_scan_req);
int rc = drv_hw_scan(local, sdata, local->hw_scan_req);
mutex_unlock(&local->scan_mtx);
if (rc)
ieee80211_scan_completed(&local->hw, true);
@ -728,10 +729,12 @@ int ieee80211_request_scan(struct ieee80211_sub_if_data *sdata,
}
int ieee80211_request_internal_scan(struct ieee80211_sub_if_data *sdata,
const u8 *ssid, u8 ssid_len)
const u8 *ssid, u8 ssid_len,
struct ieee80211_channel *chan)
{
struct ieee80211_local *local = sdata->local;
int ret = -EBUSY;
enum nl80211_band band;
mutex_lock(&local->scan_mtx);
@ -739,6 +742,30 @@ int ieee80211_request_internal_scan(struct ieee80211_sub_if_data *sdata,
if (local->scan_req)
goto unlock;
/* fill internal scan request */
if (!chan) {
int i, nchan = 0;
for (band = 0; band < IEEE80211_NUM_BANDS; band++) {
if (!local->hw.wiphy->bands[band])
continue;
for (i = 0;
i < local->hw.wiphy->bands[band]->n_channels;
i++) {
local->int_scan_req->channels[nchan] =
&local->hw.wiphy->bands[band]->channels[i];
nchan++;
}
}
local->int_scan_req->n_channels = nchan;
} else {
local->int_scan_req->channels[0] = chan;
local->int_scan_req->n_channels = 1;
}
local->int_scan_req->ssids = &local->scan_ssid;
local->int_scan_req->n_ssids = 1;
memcpy(local->int_scan_req->ssids[0].ssid, ssid, IEEE80211_MAX_SSID_LEN);
local->int_scan_req->ssids[0].ssid_len = ssid_len;

17
net/mac80211/sta_info.c
View file

@ -855,8 +855,12 @@ struct ieee80211_sta *ieee80211_find_sta_by_hw(struct ieee80211_hw *hw,
struct sta_info *sta, *nxt;
/* Just return a random station ... first in list ... */
for_each_sta_info(hw_to_local(hw), addr, sta, nxt)
for_each_sta_info(hw_to_local(hw), addr, sta, nxt) {
if (!sta->uploaded)
return NULL;
return &sta->sta;
}
return NULL;
}
EXPORT_SYMBOL_GPL(ieee80211_find_sta_by_hw);
@ -864,14 +868,19 @@ EXPORT_SYMBOL_GPL(ieee80211_find_sta_by_hw);
struct ieee80211_sta *ieee80211_find_sta(struct ieee80211_vif *vif,
const u8 *addr)
{
struct ieee80211_sub_if_data *sdata;
struct sta_info *sta;
if (!vif)
return NULL;
sdata = vif_to_sdata(vif);
sta = sta_info_get_bss(vif_to_sdata(vif), addr);
if (!sta)
return NULL;
return ieee80211_find_sta_by_hw(&sdata->local->hw, addr);
if (!sta->uploaded)
return NULL;
return &sta->sta;
}
EXPORT_SYMBOL(ieee80211_find_sta);

7
net/mac80211/status.c
View file

@ -171,6 +171,7 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
struct net_device *prev_dev = NULL;
struct sta_info *sta, *tmp;
int retry_count = -1, i;
int rates_idx = -1;
bool send_to_cooked;
for (i = 0; i < IEEE80211_TX_MAX_RATES; i++) {
@ -178,6 +179,8 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
if (i >= hw->max_rates) {
info->status.rates[i].idx = -1;
info->status.rates[i].count = 0;
} else if (info->status.rates[i].idx >= 0) {
rates_idx = i;
}
retry_count += info->status.rates[i].count;
@ -206,6 +209,10 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
return;
}
if ((local->hw.flags & IEEE80211_HW_HAS_RATE_CONTROL) &&
(rates_idx != -1))
sta->last_tx_rate = info->status.rates[rates_idx];
if ((info->flags & IEEE80211_TX_STAT_AMPDU_NO_BACK) &&
(ieee80211_is_data_qos(fc))) {
u16 tid, ssn;

5
net/mac80211/tx.c
View file

@ -593,7 +593,8 @@ ieee80211_tx_h_rate_ctrl(struct ieee80211_tx_data *tx)
struct ieee80211_hdr *hdr = (void *)tx->skb->data;
struct ieee80211_supported_band *sband;
struct ieee80211_rate *rate;
int i, len;
int i;
u32 len;
bool inval = false, rts = false, short_preamble = false;
struct ieee80211_tx_rate_control txrc;
u32 sta_flags;
@ -602,7 +603,7 @@ ieee80211_tx_h_rate_ctrl(struct ieee80211_tx_data *tx)
sband = tx->local->hw.wiphy->bands[tx->channel->band];
len = min_t(int, tx->skb->len + FCS_LEN,
len = min_t(u32, tx->skb->len + FCS_LEN,
tx->local->hw.wiphy->frag_threshold);
/* set up the tx rate control struct we give the RC algo */

28
net/mac80211/work.c
View file

@ -213,15 +213,25 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata,
sband = local->hw.wiphy->bands[wk->chan->band];
/*
* Get all rates supported by the device and the AP as
* some APs don't like getting a superset of their rates
* in the association request (e.g. D-Link DAP 1353 in
* b-only mode)...
*/
rates_len = ieee80211_compatible_rates(wk->assoc.supp_rates,
wk->assoc.supp_rates_len,
sband, &rates);
if (wk->assoc.supp_rates_len) {
/*
* Get all rates supported by the device and the AP as
* some APs don't like getting a superset of their rates
* in the association request (e.g. D-Link DAP 1353 in
* b-only mode)...
*/
rates_len = ieee80211_compatible_rates(wk->assoc.supp_rates,
wk->assoc.supp_rates_len,
sband, &rates);
} else {
/*
* In case AP not provide any supported rates information
* before association, we send information element(s) with
* all rates that we support.
*/
rates = ~0;
rates_len = sband->n_bitrates;
}
skb = alloc_skb(local->hw.extra_tx_headroom +
sizeof(*mgmt) + /* bit too much but doesn't matter */