diff options
author | David S. Miller <davem@davemloft.net> | 2011-07-23 00:01:44 (GMT) |
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committer | David S. Miller <davem@davemloft.net> | 2011-07-23 00:01:44 (GMT) |
commit | f9035cd498486d5a82ad8ae9bcfdb91b3e57ec9d (patch) | |
tree | f90d0fc8abc1edf7fd161252704bb5675f3460d0 /net | |
parent | 1821f7cd65ad9ea56580b830ac79bf4c4fef59cb (diff) | |
parent | 41bf37117b47fc5ce2aae91f6a108e7e42e0b046 (diff) | |
download | linux-fsl-qoriq-f9035cd498486d5a82ad8ae9bcfdb91b3e57ec9d.tar.xz |
Merge branch 'for-davem' of ssh://master.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6
Diffstat (limited to 'net')
-rw-r--r-- | net/mac80211/agg-rx.c | 10 | ||||
-rw-r--r-- | net/mac80211/cfg.c | 4 | ||||
-rw-r--r-- | net/mac80211/driver-ops.h | 31 | ||||
-rw-r--r-- | net/mac80211/driver-trace.h | 43 | ||||
-rw-r--r-- | net/mac80211/ieee80211_i.h | 7 | ||||
-rw-r--r-- | net/mac80211/key.c | 2 | ||||
-rw-r--r-- | net/mac80211/mlme.c | 30 | ||||
-rw-r--r-- | net/mac80211/pm.c | 3 | ||||
-rw-r--r-- | net/mac80211/scan.c | 6 | ||||
-rw-r--r-- | net/mac80211/tkip.c | 11 | ||||
-rw-r--r-- | net/mac80211/util.c | 71 | ||||
-rw-r--r-- | net/mac80211/work.c | 28 | ||||
-rw-r--r-- | net/wireless/core.c | 7 | ||||
-rw-r--r-- | net/wireless/core.h | 4 | ||||
-rw-r--r-- | net/wireless/nl80211.c | 109 | ||||
-rw-r--r-- | net/wireless/scan.c | 4 | ||||
-rw-r--r-- | net/wireless/util.c | 38 |
17 files changed, 340 insertions, 68 deletions
diff --git a/net/mac80211/agg-rx.c b/net/mac80211/agg-rx.c index ebadb9a..fd1aaf2 100644 --- a/net/mac80211/agg-rx.c +++ b/net/mac80211/agg-rx.c @@ -104,14 +104,22 @@ void ieee80211_stop_rx_ba_session(struct ieee80211_vif *vif, u16 ba_rx_bitmap, const u8 *addr) { struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); - struct sta_info *sta = sta_info_get(sdata, addr); + struct sta_info *sta; int i; + rcu_read_lock(); + sta = sta_info_get(sdata, addr); + if (!sta) { + rcu_read_unlock(); + return; + } + for (i = 0; i < STA_TID_NUM; i++) if (ba_rx_bitmap & BIT(i)) set_bit(i, sta->ampdu_mlme.tid_rx_stop_requested); ieee80211_queue_work(&sta->local->hw, &sta->ampdu_mlme.work); + rcu_read_unlock(); } EXPORT_SYMBOL(ieee80211_stop_rx_ba_session); diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index bfc36e9..3d1b091 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1255,6 +1255,10 @@ static int ieee80211_set_txq_params(struct wiphy *wiphy, */ p.uapsd = false; + if (params->queue >= local->hw.queues) + return -EINVAL; + + local->tx_conf[params->queue] = p; if (drv_conf_tx(local, params->queue, &p)) { wiphy_debug(local->hw.wiphy, "failed to set TX queue parameters for queue %d\n", diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h index b2d6bba..1425380 100644 --- a/net/mac80211/driver-ops.h +++ b/net/mac80211/driver-ops.h @@ -130,6 +130,37 @@ static inline void drv_bss_info_changed(struct ieee80211_local *local, trace_drv_return_void(local); } +static inline int drv_tx_sync(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + const u8 *bssid, + enum ieee80211_tx_sync_type type) +{ + int ret = 0; + + might_sleep(); + + trace_drv_tx_sync(local, sdata, bssid, type); + if (local->ops->tx_sync) + ret = local->ops->tx_sync(&local->hw, &sdata->vif, + bssid, type); + trace_drv_return_int(local, ret); + return ret; +} + +static inline void drv_finish_tx_sync(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + const u8 *bssid, + enum ieee80211_tx_sync_type type) +{ + might_sleep(); + + trace_drv_finish_tx_sync(local, sdata, bssid, type); + if (local->ops->finish_tx_sync) + local->ops->finish_tx_sync(&local->hw, &sdata->vif, + bssid, type); + trace_drv_return_void(local); +} + static inline u64 drv_prepare_multicast(struct ieee80211_local *local, struct netdev_hw_addr_list *mc_list) { diff --git a/net/mac80211/driver-trace.h b/net/mac80211/driver-trace.h index 4470f6e8..f47b00dc7 100644 --- a/net/mac80211/driver-trace.h +++ b/net/mac80211/driver-trace.h @@ -319,6 +319,49 @@ TRACE_EVENT(drv_bss_info_changed, ) ); +DECLARE_EVENT_CLASS(tx_sync_evt, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + const u8 *bssid, + enum ieee80211_tx_sync_type type), + TP_ARGS(local, sdata, bssid, type), + + TP_STRUCT__entry( + LOCAL_ENTRY + VIF_ENTRY + __array(char, bssid, ETH_ALEN) + __field(u32, sync_type) + ), + + TP_fast_assign( + LOCAL_ASSIGN; + VIF_ASSIGN; + memcpy(__entry->bssid, bssid, ETH_ALEN); + __entry->sync_type = type; + ), + + TP_printk( + LOCAL_PR_FMT VIF_PR_FMT " bssid:%pM type:%d", + LOCAL_PR_ARG, VIF_PR_ARG, __entry->bssid, __entry->sync_type + ) +); + +DEFINE_EVENT(tx_sync_evt, drv_tx_sync, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + const u8 *bssid, + enum ieee80211_tx_sync_type type), + TP_ARGS(local, sdata, bssid, type) +); + +DEFINE_EVENT(tx_sync_evt, drv_finish_tx_sync, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + const u8 *bssid, + enum ieee80211_tx_sync_type type), + TP_ARGS(local, sdata, bssid, type) +); + TRACE_EVENT(drv_prepare_multicast, TP_PROTO(struct ieee80211_local *local, int mc_count), diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index dda0d1a..400c09b 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -323,6 +323,7 @@ struct ieee80211_work { u8 key[WLAN_KEY_LEN_WEP104]; u8 key_len, key_idx; bool privacy; + bool synced; } probe_auth; struct { struct cfg80211_bss *bss; @@ -336,6 +337,7 @@ struct ieee80211_work { u8 ssid_len; u8 supp_rates_len; bool wmm_used, use_11n, uapsd_used; + bool synced; } assoc; struct { u32 duration; @@ -746,6 +748,7 @@ struct ieee80211_local { struct workqueue_struct *workqueue; unsigned long queue_stop_reasons[IEEE80211_MAX_QUEUES]; + struct ieee80211_tx_queue_params tx_conf[IEEE80211_MAX_QUEUES]; /* also used to protect ampdu_ac_queue and amdpu_ac_stop_refcnt */ spinlock_t queue_stop_reason_lock; @@ -1376,14 +1379,14 @@ int ieee80211_build_preq_ies(struct ieee80211_local *local, u8 *buffer, enum ieee80211_band band, u32 rate_mask, u8 channel); struct sk_buff *ieee80211_build_probe_req(struct ieee80211_sub_if_data *sdata, - u8 *dst, + u8 *dst, u32 ratemask, const u8 *ssid, size_t ssid_len, const u8 *ie, size_t ie_len, bool directed); void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst, const u8 *ssid, size_t ssid_len, const u8 *ie, size_t ie_len, - bool directed); + u32 ratemask, bool directed); void ieee80211_sta_def_wmm_params(struct ieee80211_sub_if_data *sdata, const size_t supp_rates_len, diff --git a/net/mac80211/key.c b/net/mac80211/key.c index 739bee1..5150c6d 100644 --- a/net/mac80211/key.c +++ b/net/mac80211/key.c @@ -278,7 +278,7 @@ static void __ieee80211_key_replace(struct ieee80211_sub_if_data *sdata, bool defunikey, defmultikey, defmgmtkey; if (new) - list_add(&new->list, &sdata->key_list); + list_add_tail(&new->list, &sdata->key_list); if (sta && pairwise) { rcu_assign_pointer(sta->ptk, new); diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index c99237c..d6470c7 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -917,6 +917,7 @@ static void ieee80211_sta_wmm_params(struct ieee80211_local *local, params.aifs, params.cw_min, params.cw_max, params.txop, params.uapsd); #endif + local->tx_conf[queue] = params; if (drv_conf_tx(local, queue, ¶ms)) wiphy_debug(local->hw.wiphy, "failed to set TX queue parameters for queue %d\n", @@ -1219,7 +1220,7 @@ static void ieee80211_mgd_probe_ap_send(struct ieee80211_sub_if_data *sdata) } else { ssid = ieee80211_bss_get_ie(ifmgd->associated, WLAN_EID_SSID); ieee80211_send_probe_req(sdata, dst, ssid + 2, ssid[1], NULL, 0, - true); + (u32) -1, true); } ifmgd->probe_send_count++; @@ -1304,7 +1305,8 @@ struct sk_buff *ieee80211_ap_probereq_get(struct ieee80211_hw *hw, ssid = ieee80211_bss_get_ie(ifmgd->associated, WLAN_EID_SSID); skb = ieee80211_build_probe_req(sdata, ifmgd->associated->bssid, - ssid + 2, ssid[1], NULL, 0, true); + (u32) -1, ssid + 2, ssid[1], + NULL, 0, true); return skb; } @@ -2333,14 +2335,16 @@ static enum work_done_result ieee80211_probe_auth_done(struct ieee80211_work *wk, struct sk_buff *skb) { + struct ieee80211_local *local = wk->sdata->local; + if (!skb) { cfg80211_send_auth_timeout(wk->sdata->dev, wk->filter_ta); - return WORK_DONE_DESTROY; + goto destroy; } if (wk->type == IEEE80211_WORK_AUTH) { cfg80211_send_rx_auth(wk->sdata->dev, skb->data, skb->len); - return WORK_DONE_DESTROY; + goto destroy; } mutex_lock(&wk->sdata->u.mgd.mtx); @@ -2350,6 +2354,12 @@ ieee80211_probe_auth_done(struct ieee80211_work *wk, wk->type = IEEE80211_WORK_AUTH; wk->probe_auth.tries = 0; return WORK_DONE_REQUEUE; + destroy: + if (wk->probe_auth.synced) + drv_finish_tx_sync(local, wk->sdata, wk->filter_ta, + IEEE80211_TX_SYNC_AUTH); + + return WORK_DONE_DESTROY; } int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata, @@ -2422,6 +2432,7 @@ int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata, static enum work_done_result ieee80211_assoc_done(struct ieee80211_work *wk, struct sk_buff *skb) { + struct ieee80211_local *local = wk->sdata->local; struct ieee80211_mgmt *mgmt; struct ieee80211_rx_status *rx_status; struct ieee802_11_elems elems; @@ -2429,7 +2440,7 @@ static enum work_done_result ieee80211_assoc_done(struct ieee80211_work *wk, if (!skb) { cfg80211_send_assoc_timeout(wk->sdata->dev, wk->filter_ta); - return WORK_DONE_DESTROY; + goto destroy; } if (wk->type == IEEE80211_WORK_ASSOC_BEACON_WAIT) { @@ -2449,6 +2460,10 @@ static enum work_done_result ieee80211_assoc_done(struct ieee80211_work *wk, status = le16_to_cpu(mgmt->u.assoc_resp.status_code); if (status == WLAN_STATUS_SUCCESS) { + if (wk->assoc.synced) + drv_finish_tx_sync(local, wk->sdata, wk->filter_ta, + IEEE80211_TX_SYNC_ASSOC); + mutex_lock(&wk->sdata->u.mgd.mtx); if (!ieee80211_assoc_success(wk, mgmt, skb->len)) { mutex_unlock(&wk->sdata->u.mgd.mtx); @@ -2462,6 +2477,11 @@ static enum work_done_result ieee80211_assoc_done(struct ieee80211_work *wk, } cfg80211_send_rx_assoc(wk->sdata->dev, skb->data, skb->len); + destroy: + if (wk->assoc.synced) + drv_finish_tx_sync(local, wk->sdata, wk->filter_ta, + IEEE80211_TX_SYNC_ASSOC); + return WORK_DONE_DESTROY; } diff --git a/net/mac80211/pm.c b/net/mac80211/pm.c index f87e993..6326d34 100644 --- a/net/mac80211/pm.c +++ b/net/mac80211/pm.c @@ -34,6 +34,9 @@ int __ieee80211_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan) struct ieee80211_sub_if_data *sdata; struct sta_info *sta; + if (!local->open_count) + goto suspend; + ieee80211_scan_cancel(local); if (hw->flags & IEEE80211_HW_AMPDU_AGGREGATION) { diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c index 08a45ac..6f09eca 100644 --- a/net/mac80211/scan.c +++ b/net/mac80211/scan.c @@ -228,7 +228,6 @@ ieee80211_scan_rx(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb) static bool ieee80211_prep_hw_scan(struct ieee80211_local *local) { struct cfg80211_scan_request *req = local->scan_req; - struct ieee80211_sub_if_data *sdata = local->scan_sdata; enum ieee80211_band band; int i, ielen, n_chans; @@ -253,7 +252,7 @@ static bool ieee80211_prep_hw_scan(struct ieee80211_local *local) ielen = ieee80211_build_preq_ies(local, (u8 *)local->hw_scan_req->ie, req->ie, req->ie_len, band, - sdata->rc_rateidx_mask[band], 0); + req->rates[band], 0); local->hw_scan_req->ie_len = ielen; return true; @@ -653,6 +652,7 @@ static void ieee80211_scan_state_send_probe(struct ieee80211_local *local, { int i; struct ieee80211_sub_if_data *sdata = local->scan_sdata; + enum ieee80211_band band = local->hw.conf.channel->band; for (i = 0; i < local->scan_req->n_ssids; i++) ieee80211_send_probe_req( @@ -660,7 +660,7 @@ static void ieee80211_scan_state_send_probe(struct ieee80211_local *local, local->scan_req->ssids[i].ssid, local->scan_req->ssids[i].ssid_len, local->scan_req->ie, local->scan_req->ie_len, - false); + local->scan_req->rates[band], false); /* * After sending probe requests, wait for probe responses diff --git a/net/mac80211/tkip.c b/net/mac80211/tkip.c index cc79e69..f49d00a 100644 --- a/net/mac80211/tkip.c +++ b/net/mac80211/tkip.c @@ -185,6 +185,17 @@ void ieee80211_get_tkip_p1k_iv(struct ieee80211_key_conf *keyconf, } EXPORT_SYMBOL(ieee80211_get_tkip_p1k_iv); +void ieee80211_get_tkip_rx_p1k(struct ieee80211_key_conf *keyconf, + const u8 *ta, u32 iv32, u16 *p1k) +{ + const u8 *tk = &keyconf->key[NL80211_TKIP_DATA_OFFSET_ENCR_KEY]; + struct tkip_ctx ctx; + + tkip_mixing_phase1(tk, &ctx, ta, iv32); + memcpy(p1k, ctx.p1k, sizeof(ctx.p1k)); +} +EXPORT_SYMBOL(ieee80211_get_tkip_rx_p1k); + void ieee80211_get_tkip_p2k(struct ieee80211_key_conf *keyconf, struct sk_buff *skb, u8 *p2k) { diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 5bfb80c..ddeb1b9 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -799,6 +799,7 @@ void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata) qparam.uapsd = false; + local->tx_conf[queue] = qparam; drv_conf_tx(local, queue, &qparam); } @@ -1016,7 +1017,7 @@ int ieee80211_build_preq_ies(struct ieee80211_local *local, u8 *buffer, } struct sk_buff *ieee80211_build_probe_req(struct ieee80211_sub_if_data *sdata, - u8 *dst, + u8 *dst, u32 ratemask, const u8 *ssid, size_t ssid_len, const u8 *ie, size_t ie_len, bool directed) @@ -1049,9 +1050,7 @@ struct sk_buff *ieee80211_build_probe_req(struct ieee80211_sub_if_data *sdata, buf_len = ieee80211_build_preq_ies(local, buf, ie, ie_len, local->hw.conf.channel->band, - sdata->rc_rateidx_mask - [local->hw.conf.channel->band], - chan); + ratemask, chan); skb = ieee80211_probereq_get(&local->hw, &sdata->vif, ssid, ssid_len, @@ -1072,12 +1071,12 @@ struct sk_buff *ieee80211_build_probe_req(struct ieee80211_sub_if_data *sdata, void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst, const u8 *ssid, size_t ssid_len, const u8 *ie, size_t ie_len, - bool directed) + u32 ratemask, bool directed) { struct sk_buff *skb; - skb = ieee80211_build_probe_req(sdata, dst, ssid, ssid_len, ie, ie_len, - directed); + skb = ieee80211_build_probe_req(sdata, dst, ratemask, ssid, ssid_len, + ie, ie_len, directed); if (skb) ieee80211_tx_skb(sdata, skb); } @@ -1134,7 +1133,7 @@ int ieee80211_reconfig(struct ieee80211_local *local) struct ieee80211_hw *hw = &local->hw; struct ieee80211_sub_if_data *sdata; struct sta_info *sta; - int res; + int res, i; #ifdef CONFIG_PM if (local->suspended) @@ -1157,27 +1156,37 @@ int ieee80211_reconfig(struct ieee80211_local *local) } #endif - /* restart hardware */ - if (local->open_count) { - /* - * Upon resume hardware can sometimes be goofy due to - * various platform / driver / bus issues, so restarting - * the device may at times not work immediately. Propagate - * the error. - */ - res = drv_start(local); - if (res) { - WARN(local->suspended, "Hardware became unavailable " - "upon resume. This could be a software issue " - "prior to suspend or a hardware issue.\n"); - return res; - } + /* setup fragmentation threshold */ + drv_set_frag_threshold(local, hw->wiphy->frag_threshold); + + /* setup RTS threshold */ + drv_set_rts_threshold(local, hw->wiphy->rts_threshold); + + /* reset coverage class */ + drv_set_coverage_class(local, hw->wiphy->coverage_class); + + /* everything else happens only if HW was up & running */ + if (!local->open_count) + goto wake_up; - ieee80211_led_radio(local, true); - ieee80211_mod_tpt_led_trig(local, - IEEE80211_TPT_LEDTRIG_FL_RADIO, 0); + /* + * Upon resume hardware can sometimes be goofy due to + * various platform / driver / bus issues, so restarting + * the device may at times not work immediately. Propagate + * the error. + */ + res = drv_start(local); + if (res) { + WARN(local->suspended, "Hardware became unavailable " + "upon resume. This could be a software issue " + "prior to suspend or a hardware issue.\n"); + return res; } + ieee80211_led_radio(local, true); + ieee80211_mod_tpt_led_trig(local, + IEEE80211_TPT_LEDTRIG_FL_RADIO, 0); + /* add interfaces */ list_for_each_entry(sdata, &local->interfaces, list) { if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN && @@ -1201,11 +1210,9 @@ int ieee80211_reconfig(struct ieee80211_local *local) } mutex_unlock(&local->sta_mtx); - /* setup fragmentation threshold */ - drv_set_frag_threshold(local, hw->wiphy->frag_threshold); - - /* setup RTS threshold */ - drv_set_rts_threshold(local, hw->wiphy->rts_threshold); + /* reconfigure tx conf */ + for (i = 0; i < hw->queues; i++) + drv_conf_tx(local, i, &local->tx_conf[i]); /* reconfigure hardware */ ieee80211_hw_config(local, ~0); @@ -1287,9 +1294,7 @@ int ieee80211_reconfig(struct ieee80211_local *local) if (ieee80211_sdata_running(sdata)) ieee80211_enable_keys(sdata); -#ifdef CONFIG_PM wake_up: -#endif ieee80211_wake_queues_by_reason(hw, IEEE80211_QUEUE_STOP_REASON_SUSPEND); diff --git a/net/mac80211/work.c b/net/mac80211/work.c index edf8583..380b9a7 100644 --- a/net/mac80211/work.c +++ b/net/mac80211/work.c @@ -25,6 +25,7 @@ #include "ieee80211_i.h" #include "rate.h" +#include "driver-ops.h" #define IEEE80211_AUTH_TIMEOUT (HZ / 5) #define IEEE80211_AUTH_MAX_TRIES 3 @@ -427,6 +428,14 @@ ieee80211_direct_probe(struct ieee80211_work *wk) struct ieee80211_sub_if_data *sdata = wk->sdata; struct ieee80211_local *local = sdata->local; + if (!wk->probe_auth.synced) { + int ret = drv_tx_sync(local, sdata, wk->filter_ta, + IEEE80211_TX_SYNC_AUTH); + if (ret) + return WORK_ACT_TIMEOUT; + } + wk->probe_auth.synced = true; + wk->probe_auth.tries++; if (wk->probe_auth.tries > IEEE80211_AUTH_MAX_TRIES) { printk(KERN_DEBUG "%s: direct probe to %pM timed out\n", @@ -450,7 +459,8 @@ ieee80211_direct_probe(struct ieee80211_work *wk) * will not answer to direct packet in unassociated state. */ ieee80211_send_probe_req(sdata, NULL, wk->probe_auth.ssid, - wk->probe_auth.ssid_len, NULL, 0, true); + wk->probe_auth.ssid_len, NULL, 0, + (u32) -1, true); wk->timeout = jiffies + IEEE80211_AUTH_TIMEOUT; run_again(local, wk->timeout); @@ -465,6 +475,14 @@ ieee80211_authenticate(struct ieee80211_work *wk) struct ieee80211_sub_if_data *sdata = wk->sdata; struct ieee80211_local *local = sdata->local; + if (!wk->probe_auth.synced) { + int ret = drv_tx_sync(local, sdata, wk->filter_ta, + IEEE80211_TX_SYNC_AUTH); + if (ret) + return WORK_ACT_TIMEOUT; + } + wk->probe_auth.synced = true; + wk->probe_auth.tries++; if (wk->probe_auth.tries > IEEE80211_AUTH_MAX_TRIES) { printk(KERN_DEBUG "%s: authentication with %pM" @@ -498,6 +516,14 @@ ieee80211_associate(struct ieee80211_work *wk) struct ieee80211_sub_if_data *sdata = wk->sdata; struct ieee80211_local *local = sdata->local; + if (!wk->assoc.synced) { + int ret = drv_tx_sync(local, sdata, wk->filter_ta, + IEEE80211_TX_SYNC_ASSOC); + if (ret) + return WORK_ACT_TIMEOUT; + } + wk->assoc.synced = true; + wk->assoc.tries++; if (wk->assoc.tries > IEEE80211_ASSOC_MAX_TRIES) { printk(KERN_DEBUG "%s: association with %pM" diff --git a/net/wireless/core.c b/net/wireless/core.c index 880dbe2..645437c 100644 --- a/net/wireless/core.c +++ b/net/wireless/core.c @@ -488,6 +488,10 @@ int wiphy_register(struct wiphy *wiphy) int i; u16 ifmodes = wiphy->interface_modes; + if (WARN_ON((wiphy->wowlan.flags & WIPHY_WOWLAN_GTK_REKEY_FAILURE) && + !(wiphy->wowlan.flags & WIPHY_WOWLAN_SUPPORTS_GTK_REKEY))) + return -EINVAL; + if (WARN_ON(wiphy->addresses && !wiphy->n_addresses)) return -EINVAL; @@ -918,7 +922,8 @@ static int cfg80211_netdev_notifier_call(struct notifier_block * nb, * Configure power management to the driver here so that its * correctly set also after interface type changes etc. */ - if (wdev->iftype == NL80211_IFTYPE_STATION && + if ((wdev->iftype == NL80211_IFTYPE_STATION || + wdev->iftype == NL80211_IFTYPE_P2P_CLIENT) && rdev->ops->set_power_mgmt) if (rdev->ops->set_power_mgmt(wdev->wiphy, dev, wdev->ps, diff --git a/net/wireless/core.h b/net/wireless/core.h index a570ff9..8672e02 100644 --- a/net/wireless/core.h +++ b/net/wireless/core.h @@ -447,6 +447,10 @@ int cfg80211_set_freq(struct cfg80211_registered_device *rdev, u16 cfg80211_calculate_bitrate(struct rate_info *rate); +int ieee80211_get_ratemask(struct ieee80211_supported_band *sband, + const u8 *rates, unsigned int n_rates, + u32 *mask); + int cfg80211_validate_beacon_int(struct cfg80211_registered_device *rdev, u32 beacon_int); diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 6a82c89..28d2aa1 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -177,6 +177,7 @@ static const struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] = { [NL80211_ATTR_STA_PLINK_STATE] = { .type = NLA_U8 }, [NL80211_ATTR_SCHED_SCAN_INTERVAL] = { .type = NLA_U32 }, [NL80211_ATTR_REKEY_DATA] = { .type = NLA_NESTED }, + [NL80211_ATTR_SCAN_SUPP_RATES] = { .type = NLA_NESTED }, }; /* policy for the key attributes */ @@ -205,6 +206,10 @@ nl80211_wowlan_policy[NUM_NL80211_WOWLAN_TRIG] = { [NL80211_WOWLAN_TRIG_DISCONNECT] = { .type = NLA_FLAG }, [NL80211_WOWLAN_TRIG_MAGIC_PKT] = { .type = NLA_FLAG }, [NL80211_WOWLAN_TRIG_PKT_PATTERN] = { .type = NLA_NESTED }, + [NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE] = { .type = NLA_FLAG }, + [NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST] = { .type = NLA_FLAG }, + [NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE] = { .type = NLA_FLAG }, + [NL80211_WOWLAN_TRIG_RFKILL_RELEASE] = { .type = NLA_FLAG }, }; /* policy for GTK rekey offload attributes */ @@ -692,8 +697,12 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags, dev->wiphy.coverage_class); NLA_PUT_U8(msg, NL80211_ATTR_MAX_NUM_SCAN_SSIDS, dev->wiphy.max_scan_ssids); + NLA_PUT_U8(msg, NL80211_ATTR_MAX_NUM_SCHED_SCAN_SSIDS, + dev->wiphy.max_sched_scan_ssids); NLA_PUT_U16(msg, NL80211_ATTR_MAX_SCAN_IE_LEN, dev->wiphy.max_scan_ie_len); + NLA_PUT_U16(msg, NL80211_ATTR_MAX_SCHED_SCAN_IE_LEN, + dev->wiphy.max_sched_scan_ie_len); if (dev->wiphy.flags & WIPHY_FLAG_IBSS_RSN) NLA_PUT_FLAG(msg, NL80211_ATTR_SUPPORT_IBSS_RSN); @@ -929,6 +938,16 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags, NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_DISCONNECT); if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_MAGIC_PKT) NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT); + if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_SUPPORTS_GTK_REKEY) + NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_SUPPORTED); + if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_GTK_REKEY_FAILURE) + NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE); + if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_EAP_IDENTITY_REQ) + NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST); + if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_4WAY_HANDSHAKE) + NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE); + if (dev->wiphy.wowlan.flags & WIPHY_WOWLAN_RFKILL_RELEASE) + NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE); if (dev->wiphy.wowlan.n_patterns) { struct nl80211_wowlan_pattern_support pat = { .max_patterns = dev->wiphy.wowlan.n_patterns, @@ -3306,7 +3325,6 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info) struct nlattr *attr; struct wiphy *wiphy; int err, tmp, n_ssids = 0, n_channels, i; - enum ieee80211_band band; size_t ie_len; if (!is_valid_ie_attr(info->attrs[NL80211_ATTR_IE])) @@ -3326,6 +3344,7 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info) if (!n_channels) return -EINVAL; } else { + enum ieee80211_band band; n_channels = 0; for (band = 0; band < IEEE80211_NUM_BANDS; band++) @@ -3386,6 +3405,8 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info) i++; } } else { + enum ieee80211_band band; + /* all channels */ for (band = 0; band < IEEE80211_NUM_BANDS; band++) { int j; @@ -3432,6 +3453,30 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info) request->ie_len); } + for (i = 0; i < IEEE80211_NUM_BANDS; i++) + if (wiphy->bands[i]) + request->rates[i] = + (1 << wiphy->bands[i]->n_bitrates) - 1; + + if (info->attrs[NL80211_ATTR_SCAN_SUPP_RATES]) { + nla_for_each_nested(attr, + info->attrs[NL80211_ATTR_SCAN_SUPP_RATES], + tmp) { + enum ieee80211_band band = nla_type(attr); + + if (band < 0 || band > IEEE80211_NUM_BANDS) { + err = -EINVAL; + goto out_free; + } + err = ieee80211_get_ratemask(wiphy->bands[band], + nla_data(attr), + nla_len(attr), + &request->rates[band]); + if (err) + goto out_free; + } + } + request->dev = dev; request->wiphy = &rdev->wiphy; @@ -3497,7 +3542,7 @@ static int nl80211_start_sched_scan(struct sk_buff *skb, tmp) n_ssids++; - if (n_ssids > wiphy->max_scan_ssids) + if (n_ssids > wiphy->max_sched_scan_ssids) return -EINVAL; if (info->attrs[NL80211_ATTR_IE]) @@ -3505,7 +3550,7 @@ static int nl80211_start_sched_scan(struct sk_buff *skb, else ie_len = 0; - if (ie_len > wiphy->max_scan_ie_len) + if (ie_len > wiphy->max_sched_scan_ie_len) return -EINVAL; mutex_lock(&rdev->sched_scan_mtx); @@ -4318,25 +4363,12 @@ static int nl80211_join_ibss(struct sk_buff *skb, struct genl_info *info) nla_len(info->attrs[NL80211_ATTR_BSS_BASIC_RATES]); struct ieee80211_supported_band *sband = wiphy->bands[ibss.channel->band]; - int i, j; + int err; - if (n_rates == 0) - return -EINVAL; - - for (i = 0; i < n_rates; i++) { - int rate = (rates[i] & 0x7f) * 5; - bool found = false; - - for (j = 0; j < sband->n_bitrates; j++) { - if (sband->bitrates[j].bitrate == rate) { - found = true; - ibss.basic_rates |= BIT(j); - break; - } - } - if (!found) - return -EINVAL; - } + err = ieee80211_get_ratemask(sband, rates, n_rates, + &ibss.basic_rates); + if (err) + return err; } if (info->attrs[NL80211_ATTR_MCAST_RATE] && @@ -5272,6 +5304,14 @@ static int nl80211_get_wowlan(struct sk_buff *skb, struct genl_info *info) NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_DISCONNECT); if (rdev->wowlan->magic_pkt) NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_MAGIC_PKT); + if (rdev->wowlan->gtk_rekey_failure) + NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE); + if (rdev->wowlan->eap_identity_req) + NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST); + if (rdev->wowlan->four_way_handshake) + NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE); + if (rdev->wowlan->rfkill_release) + NLA_PUT_FLAG(msg, NL80211_WOWLAN_TRIG_RFKILL_RELEASE); if (rdev->wowlan->n_patterns) { struct nlattr *nl_pats, *nl_pat; int i, pat_len; @@ -5348,6 +5388,33 @@ static int nl80211_set_wowlan(struct sk_buff *skb, struct genl_info *info) new_triggers.magic_pkt = true; } + if (tb[NL80211_WOWLAN_TRIG_GTK_REKEY_SUPPORTED]) + return -EINVAL; + + if (tb[NL80211_WOWLAN_TRIG_GTK_REKEY_FAILURE]) { + if (!(wowlan->flags & WIPHY_WOWLAN_GTK_REKEY_FAILURE)) + return -EINVAL; + new_triggers.gtk_rekey_failure = true; + } + + if (tb[NL80211_WOWLAN_TRIG_EAP_IDENT_REQUEST]) { + if (!(wowlan->flags & WIPHY_WOWLAN_EAP_IDENTITY_REQ)) + return -EINVAL; + new_triggers.eap_identity_req = true; + } + + if (tb[NL80211_WOWLAN_TRIG_4WAY_HANDSHAKE]) { + if (!(wowlan->flags & WIPHY_WOWLAN_4WAY_HANDSHAKE)) + return -EINVAL; + new_triggers.four_way_handshake = true; + } + + if (tb[NL80211_WOWLAN_TRIG_RFKILL_RELEASE]) { + if (!(wowlan->flags & WIPHY_WOWLAN_RFKILL_RELEASE)) + return -EINVAL; + new_triggers.rfkill_release = true; + } + if (tb[NL80211_WOWLAN_TRIG_PKT_PATTERN]) { struct nlattr *pat; int n_patterns = 0; diff --git a/net/wireless/scan.c b/net/wireless/scan.c index 1c4672e..2936cb8 100644 --- a/net/wireless/scan.c +++ b/net/wireless/scan.c @@ -862,6 +862,10 @@ int cfg80211_wext_siwscan(struct net_device *dev, creq->n_ssids = 0; } + for (i = 0; i < IEEE80211_NUM_BANDS; i++) + if (wiphy->bands[i]) + creq->rates[i] = (1 << wiphy->bands[i]->n_bitrates) - 1; + rdev->scan_req = creq; err = rdev->ops->scan(wiphy, dev, creq); if (err) { diff --git a/net/wireless/util.c b/net/wireless/util.c index 4d7b83f..be75a3a 100644 --- a/net/wireless/util.c +++ b/net/wireless/util.c @@ -1006,3 +1006,41 @@ int cfg80211_can_change_interface(struct cfg80211_registered_device *rdev, return -EBUSY; } + +int ieee80211_get_ratemask(struct ieee80211_supported_band *sband, + const u8 *rates, unsigned int n_rates, + u32 *mask) +{ + int i, j; + + if (!sband) + return -EINVAL; + + if (n_rates == 0 || n_rates > NL80211_MAX_SUPP_RATES) + return -EINVAL; + + *mask = 0; + + for (i = 0; i < n_rates; i++) { + int rate = (rates[i] & 0x7f) * 5; + bool found = false; + + for (j = 0; j < sband->n_bitrates; j++) { + if (sband->bitrates[j].bitrate == rate) { + found = true; + *mask |= BIT(j); + break; + } + } + if (!found) + return -EINVAL; + } + + /* + * mask must have at least one bit set here since we + * didn't accept a 0-length rates array nor allowed + * entries in the array that didn't exist + */ + + return 0; +} |