diff options
| -rw-r--r-- | drivers/net/wireless/mac80211_hwsim.c | 490 |
1 files changed, 390 insertions, 100 deletions
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index 429ca3215fdb..96e91dd17b34 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -44,9 +44,9 @@ static int radios = 2; module_param(radios, int, 0444); MODULE_PARM_DESC(radios, "Number of simulated radios"); -static bool fake_hw_scan; -module_param(fake_hw_scan, bool, 0444); -MODULE_PARM_DESC(fake_hw_scan, "Install fake (no-op) hw-scan handler"); +static int channels = 1; +module_param(channels, int, 0444); +MODULE_PARM_DESC(channels, "Number of concurrent channels"); /** * enum hwsim_regtest - the type of regulatory tests we offer @@ -166,7 +166,9 @@ struct hwsim_vif_priv { static inline void hwsim_check_magic(struct ieee80211_vif *vif) { struct hwsim_vif_priv *vp = (void *)vif->drv_priv; - WARN_ON(vp->magic != HWSIM_VIF_MAGIC); + WARN(vp->magic != HWSIM_VIF_MAGIC, + "Invalid VIF (%p) magic %#x, %pM, %d/%d\n", + vif, vp->magic, vif->addr, vif->type, vif->p2p); } static inline void hwsim_set_magic(struct ieee80211_vif *vif) @@ -185,7 +187,7 @@ struct hwsim_sta_priv { u32 magic; }; -#define HWSIM_STA_MAGIC 0x6d537748 +#define HWSIM_STA_MAGIC 0x6d537749 static inline void hwsim_check_sta_magic(struct ieee80211_sta *sta) { @@ -205,6 +207,30 @@ static inline void hwsim_clear_sta_magic(struct ieee80211_sta *sta) sp->magic = 0; } +struct hwsim_chanctx_priv { + u32 magic; +}; + +#define HWSIM_CHANCTX_MAGIC 0x6d53774a + +static inline void hwsim_check_chanctx_magic(struct ieee80211_chanctx_conf *c) +{ + struct hwsim_chanctx_priv *cp = (void *)c->drv_priv; + WARN_ON(cp->magic != HWSIM_CHANCTX_MAGIC); +} + +static inline void hwsim_set_chanctx_magic(struct ieee80211_chanctx_conf *c) +{ + struct hwsim_chanctx_priv *cp = (void *)c->drv_priv; + cp->magic = HWSIM_CHANCTX_MAGIC; +} + +static inline void hwsim_clear_chanctx_magic(struct ieee80211_chanctx_conf *c) +{ + struct hwsim_chanctx_priv *cp = (void *)c->drv_priv; + cp->magic = 0; +} + static struct class *hwsim_class; static struct net_device *hwsim_mon; /* global monitor netdev */ @@ -299,6 +325,13 @@ struct mac80211_hwsim_data { struct mac_address addresses[2]; + struct ieee80211_channel *tmp_chan; + struct delayed_work roc_done; + struct delayed_work hw_scan; + struct cfg80211_scan_request *hw_scan_request; + struct ieee80211_vif *hw_scan_vif; + int scan_chan_idx; + struct ieee80211_channel *channel; unsigned long beacon_int; /* in jiffies unit */ unsigned int rx_filter; @@ -396,7 +429,8 @@ static void mac80211_hwsim_set_tsf(struct ieee80211_hw *hw, } static void mac80211_hwsim_monitor_rx(struct ieee80211_hw *hw, - struct sk_buff *tx_skb) + struct sk_buff *tx_skb, + struct ieee80211_channel *chan) { struct mac80211_hwsim_data *data = hw->priv; struct sk_buff *skb; @@ -423,7 +457,7 @@ static void mac80211_hwsim_monitor_rx(struct ieee80211_hw *hw, hdr->rt_tsft = __mac80211_hwsim_get_tsf(data); hdr->rt_flags = 0; hdr->rt_rate = txrate->bitrate / 5; - hdr->rt_channel = cpu_to_le16(data->channel->center_freq); + hdr->rt_channel = cpu_to_le16(chan->center_freq); flags = IEEE80211_CHAN_2GHZ; if (txrate->flags & IEEE80211_RATE_ERP_G) flags |= IEEE80211_CHAN_OFDM; @@ -441,9 +475,9 @@ static void mac80211_hwsim_monitor_rx(struct ieee80211_hw *hw, } -static void mac80211_hwsim_monitor_ack(struct ieee80211_hw *hw, const u8 *addr) +static void mac80211_hwsim_monitor_ack(struct ieee80211_channel *chan, + const u8 *addr) { - struct mac80211_hwsim_data *data = hw->priv; struct sk_buff *skb; struct hwsim_radiotap_hdr *hdr; u16 flags; @@ -464,7 +498,7 @@ static void mac80211_hwsim_monitor_ack(struct ieee80211_hw *hw, const u8 *addr) (1 << IEEE80211_RADIOTAP_CHANNEL)); hdr->rt_flags = 0; hdr->rt_rate = 0; - hdr->rt_channel = cpu_to_le16(data->channel->center_freq); + hdr->rt_channel = cpu_to_le16(chan->center_freq); flags = IEEE80211_CHAN_2GHZ; hdr->rt_chbitmask = cpu_to_le16(flags); @@ -556,12 +590,6 @@ static void mac80211_hwsim_tx_frame_nl(struct ieee80211_hw *hw, int i; struct hwsim_tx_rate tx_attempts[IEEE80211_TX_MAX_RATES]; - if (data->idle) { - wiphy_debug(hw->wiphy, "Trying to TX when idle - reject\n"); - dev_kfree_skb(my_skb); - return; - } - if (data->ps != PS_DISABLED) hdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_PM); /* If the queue contains MAX_QUEUE skb's drop some */ @@ -629,8 +657,38 @@ nla_put_failure: printk(KERN_DEBUG "mac80211_hwsim: error occurred in %s\n", __func__); } +static bool hwsim_chans_compat(struct ieee80211_channel *c1, + struct ieee80211_channel *c2) +{ + if (!c1 || !c2) + return false; + + return c1->center_freq == c2->center_freq; +} + +struct tx_iter_data { + struct ieee80211_channel *channel; + bool receive; +}; + +static void mac80211_hwsim_tx_iter(void *_data, u8 *addr, + struct ieee80211_vif *vif) +{ + struct tx_iter_data *data = _data; + + if (!vif->chanctx_conf) + return; + + if (!hwsim_chans_compat(data->channel, + rcu_dereference(vif->chanctx_conf)->channel)) + return; + + data->receive = true; +} + static bool mac80211_hwsim_tx_frame_no_nl(struct ieee80211_hw *hw, - struct sk_buff *skb) + struct sk_buff *skb, + struct ieee80211_channel *chan) { struct mac80211_hwsim_data *data = hw->priv, *data2; bool ack = false; @@ -639,15 +697,10 @@ static bool mac80211_hwsim_tx_frame_no_nl(struct ieee80211_hw *hw, struct ieee80211_rx_status rx_status; struct ieee80211_rate *txrate = ieee80211_get_tx_rate(hw, info); - if (data->idle) { - wiphy_debug(hw->wiphy, "Trying to TX when idle - reject\n"); - return false; - } - memset(&rx_status, 0, sizeof(rx_status)); rx_status.flag |= RX_FLAG_MACTIME_MPDU; - rx_status.freq = data->channel->center_freq; - rx_status.band = data->channel->band; + rx_status.freq = chan->center_freq; + rx_status.band = chan->band; rx_status.rate_idx = info->control.rates[0].idx; if (info->control.rates[0].flags & IEEE80211_TX_RC_MCS) rx_status.flag |= RX_FLAG_HT; @@ -673,16 +726,30 @@ static bool mac80211_hwsim_tx_frame_no_nl(struct ieee80211_hw *hw, list_for_each_entry(data2, &hwsim_radios, list) { struct sk_buff *nskb; struct ieee80211_mgmt *mgmt; + struct tx_iter_data tx_iter_data = { + .receive = false, + .channel = chan, + }; if (data == data2) continue; - if (data2->idle || !data2->started || - !hwsim_ps_rx_ok(data2, skb) || !data2->channel || - data->channel->center_freq != data2->channel->center_freq || - !(data->group & data2->group)) + if (!data2->started || (data2->idle && !data2->tmp_chan) || + !hwsim_ps_rx_ok(data2, skb)) continue; + if (!(data->group & data2->group)) + continue; + + if (!hwsim_chans_compat(chan, data2->tmp_chan) && + !hwsim_chans_compat(chan, data2->channel)) { + ieee80211_iterate_active_interfaces_atomic( + data2->hw, mac80211_hwsim_tx_iter, + &tx_iter_data); + if (!tx_iter_data.receive) + continue; + } + nskb = skb_copy(skb, GFP_ATOMIC); if (nskb == NULL) continue; @@ -713,18 +780,51 @@ static void mac80211_hwsim_tx(struct ieee80211_hw *hw, struct ieee80211_tx_control *control, struct sk_buff *skb) { + struct mac80211_hwsim_data *data = hw->priv; + struct ieee80211_tx_info *txi = IEEE80211_SKB_CB(skb); + struct ieee80211_chanctx_conf *chanctx_conf; + struct ieee80211_channel *channel; bool ack; - struct ieee80211_tx_info *txi; u32 _portid; - mac80211_hwsim_monitor_rx(hw, skb); - - if (skb->len < 10) { + if (WARN_ON(skb->len < 10)) { /* Should not happen; just a sanity check for addr1 use */ dev_kfree_skb(skb); return; } + if (channels == 1) { + channel = data->channel; + } else if (txi->hw_queue == 4) { + channel = data->tmp_chan; + } else { + chanctx_conf = rcu_dereference(txi->control.vif->chanctx_conf); + if (chanctx_conf) + channel = chanctx_conf->channel; + else + channel = NULL; + } + + if (WARN(!channel, "TX w/o channel - queue = %d\n", txi->hw_queue)) { + dev_kfree_skb(skb); + return; + } + + if (data->idle && !data->tmp_chan) { + wiphy_debug(hw->wiphy, "Trying to TX when idle - reject\n"); + dev_kfree_skb(skb); + return; + } + + if (txi->control.vif) + hwsim_check_magic(txi->control.vif); + if (control->sta) + hwsim_check_sta_magic(control->sta); + + txi->rate_driver_data[0] = channel; + + mac80211_hwsim_monitor_rx(hw, skb, channel); + /* wmediumd mode check */ _portid = ACCESS_ONCE(wmediumd_portid); @@ -732,15 +832,13 @@ static void mac80211_hwsim_tx(struct ieee80211_hw *hw, return mac80211_hwsim_tx_frame_nl(hw, skb, _portid); /* NO wmediumd detected, perfect medium simulation */ - ack = mac80211_hwsim_tx_frame_no_nl(hw, skb); + ack = mac80211_hwsim_tx_frame_no_nl(hw, skb, channel); if (ack && skb->len >= 16) { struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data; - mac80211_hwsim_monitor_ack(hw, hdr->addr2); + mac80211_hwsim_monitor_ack(channel, hdr->addr2); } - txi = IEEE80211_SKB_CB(skb); - ieee80211_tx_info_clear_status(txi); /* frame was transmitted at most favorable rate at first attempt */ @@ -778,6 +876,13 @@ static int mac80211_hwsim_add_interface(struct ieee80211_hw *hw, __func__, ieee80211_vif_type_p2p(vif), vif->addr); hwsim_set_magic(vif); + + vif->cab_queue = 0; + vif->hw_queue[IEEE80211_AC_VO] = 0; + vif->hw_queue[IEEE80211_AC_VI] = 1; + vif->hw_queue[IEEE80211_AC_BE] = 2; + vif->hw_queue[IEEE80211_AC_BK] = 3; + return 0; } @@ -807,14 +912,26 @@ static void mac80211_hwsim_remove_interface( hwsim_clear_magic(vif); } +static void mac80211_hwsim_tx_frame(struct ieee80211_hw *hw, + struct sk_buff *skb, + struct ieee80211_channel *chan) +{ + u32 _pid = ACCESS_ONCE(wmediumd_portid); + + mac80211_hwsim_monitor_rx(hw, skb, chan); + + if (_pid) + return mac80211_hwsim_tx_frame_nl(hw, skb, _pid); + + mac80211_hwsim_tx_frame_no_nl(hw, skb, chan); + dev_kfree_skb(skb); +} static void mac80211_hwsim_beacon_tx(void *arg, u8 *mac, struct ieee80211_vif *vif) { struct ieee80211_hw *hw = arg; struct sk_buff *skb; - struct ieee80211_tx_info *info; - u32 _portid; hwsim_check_magic(vif); @@ -826,18 +943,9 @@ static void mac80211_hwsim_beacon_tx(void *arg, u8 *mac, skb = ieee80211_beacon_get(hw, vif); if (skb == NULL) return; - info = IEEE80211_SKB_CB(skb); - - mac80211_hwsim_monitor_rx(hw, skb); - - /* wmediumd mode check */ - _portid = ACCESS_ONCE(wmediumd_portid); - - if (_portid) - return mac80211_hwsim_tx_frame_nl(hw, skb, _portid); - mac80211_hwsim_tx_frame_no_nl(hw, skb); - dev_kfree_skb(skb); + mac80211_hwsim_tx_frame(hw, skb, + rcu_dereference(vif->chanctx_conf)->channel); } @@ -877,7 +985,7 @@ static int mac80211_hwsim_config(struct ieee80211_hw *hw, u32 changed) wiphy_debug(hw->wiphy, "%s (freq=%d/%s idle=%d ps=%d smps=%s)\n", __func__, - conf->channel->center_freq, + conf->channel ? conf->channel->center_freq : 0, hwsim_chantypes[conf->channel_type], !!(conf->flags & IEEE80211_CONF_IDLE), !!(conf->flags & IEEE80211_CONF_PS), @@ -886,6 +994,9 @@ static int mac80211_hwsim_config(struct ieee80211_hw *hw, u32 changed) data->idle = !!(conf->flags & IEEE80211_CONF_IDLE); data->channel = conf->channel; + + WARN_ON(data->channel && channels > 1); + data->power_level = conf->power_level; if (!data->started || !data->beacon_int) del_timer(&data->beacon_timer); @@ -1166,45 +1277,102 @@ static void mac80211_hwsim_flush(struct ieee80211_hw *hw, bool drop) /* Not implemented, queues only on kernel side */ } -struct hw_scan_done { - struct delayed_work w; - struct ieee80211_hw *hw; -}; - -static void hw_scan_done(struct work_struct *work) +static void hw_scan_work(struct work_struct *work) { - struct hw_scan_done *hsd = - container_of(work, struct hw_scan_done, w.work); + struct mac80211_hwsim_data *hwsim = + container_of(work, struct mac80211_hwsim_data, hw_scan.work); + struct cfg80211_scan_request *req = hwsim->hw_scan_request; + int dwell, i; - ieee80211_scan_completed(hsd->hw, false); - kfree(hsd); + mutex_lock(&hwsim->mutex); + if (hwsim->scan_chan_idx >= req->n_channels) { + wiphy_debug(hwsim->hw->wiphy, "hw scan complete\n"); + ieee80211_scan_completed(hwsim->hw, false); + hwsim->hw_scan_request = NULL; + hwsim->hw_scan_vif = NULL; + hwsim->tmp_chan = NULL; + mutex_unlock(&hwsim->mutex); + return; + } + + wiphy_debug(hwsim->hw->wiphy, "hw scan %d MHz\n", + req->channels[hwsim->scan_chan_idx]->center_freq); + + hwsim->tmp_chan = req->channels[hwsim->scan_chan_idx]; + if (hwsim->tmp_chan->flags & IEEE80211_CHAN_PASSIVE_SCAN || + !req->n_ssids) { + dwell = 120; + } else { + dwell = 30; + /* send probes */ + for (i = 0; i < req->n_ssids; i++) { + struct sk_buff *probe; + + probe = ieee80211_probereq_get(hwsim->hw, + hwsim->hw_scan_vif, + req->ssids[i].ssid, + req->ssids[i].ssid_len, + req->ie, req->ie_len); + if (!probe) + continue; + local_bh_disable(); + mac80211_hwsim_tx_frame(hwsim->hw, probe, + hwsim->tmp_chan); + local_bh_enable(); + } + } + ieee80211_queue_delayed_work(hwsim->hw, &hwsim->hw_scan, + msecs_to_jiffies(dwell)); + hwsim->scan_chan_idx++; + mutex_unlock(&hwsim->mutex); } static int mac80211_hwsim_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct cfg80211_scan_request *req) { - struct hw_scan_done *hsd = kzalloc(sizeof(*hsd), GFP_KERNEL); + struct mac80211_hwsim_data *hwsim = hw->priv; int i; - if (!hsd) - return -ENOMEM; - - hsd->hw = hw; - INIT_DELAYED_WORK(&hsd->w, hw_scan_done); + mutex_lock(&hwsim->mutex); + if (WARN_ON(hwsim->tmp_chan || hwsim->hw_scan_request)) { + mutex_unlock(&hwsim->mutex); + return -EBUSY; + } + hwsim->hw_scan_request = req; + hwsim->hw_scan_vif = vif; + hwsim->scan_chan_idx = 0; + mutex_unlock(&hwsim->mutex); - printk(KERN_DEBUG "hwsim hw_scan request\n"); + wiphy_debug(hw->wiphy, "hwsim hw_scan request\n"); for (i = 0; i < req->n_channels; i++) printk(KERN_DEBUG "hwsim hw_scan freq %d\n", req->channels[i]->center_freq); print_hex_dump(KERN_DEBUG, "scan IEs: ", DUMP_PREFIX_OFFSET, 16, 1, req->ie, req->ie_len, 1); - ieee80211_queue_delayed_work(hw, &hsd->w, 2 * HZ); + ieee80211_queue_delayed_work(hwsim->hw, &hwsim->hw_scan, 0); return 0; } +static void mac80211_hwsim_cancel_hw_scan(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) +{ + struct mac80211_hwsim_data *hwsim = hw->priv; + + wiphy_debug(hw->wiphy, "hwsim cancel_hw_scan\n"); + + cancel_delayed_work_sync(&hwsim->hw_scan); + + mutex_lock(&hwsim->mutex); + ieee80211_scan_completed(hwsim->hw, true); + hwsim->tmp_chan = NULL; + hwsim->hw_scan_request = NULL; + hwsim->hw_scan_vif = NULL; + mutex_unlock(&hwsim->mutex); +} + static void mac80211_hwsim_sw_scan(struct ieee80211_hw *hw) { struct mac80211_hwsim_data *hwsim = hw->priv; @@ -1235,6 +1403,105 @@ static void mac80211_hwsim_sw_scan_complete(struct ieee80211_hw *hw) mutex_unlock(&hwsim->mutex); } +static void hw_roc_done(struct work_struct *work) +{ + struct mac80211_hwsim_data *hwsim = + container_of(work, struct mac80211_hwsim_data, roc_done.work); + + mutex_lock(&hwsim->mutex); + ieee80211_remain_on_channel_expired(hwsim->hw); + hwsim->tmp_chan = NULL; + mutex_unlock(&hwsim->mutex); + + wiphy_debug(hwsim->hw->wiphy, "hwsim ROC expired\n"); +} + +static int mac80211_hwsim_roc(struct ieee80211_hw *hw, + struct ieee80211_channel *chan, + enum nl80211_channel_type channel_type, + int duration) +{ + struct mac80211_hwsim_data *hwsim = hw->priv; + + mutex_lock(&hwsim->mutex); + if (WARN_ON(hwsim->tmp_chan || hwsim->hw_scan_request)) { + mutex_unlock(&hwsim->mutex); + return -EBUSY; + } + + hwsim->tmp_chan = chan; + mutex_unlock(&hwsim->mutex); + + wiphy_debug(hw->wiphy, "hwsim ROC (%d MHz, %d ms)\n", + chan->center_freq, duration); + + ieee80211_ready_on_channel(hw); + + ieee80211_queue_delayed_work(hw, &hwsim->roc_done, + msecs_to_jiffies(duration)); + return 0; +} + +static int mac80211_hwsim_croc(struct ieee80211_hw *hw) +{ + struct mac80211_hwsim_data *hwsim = hw->priv; + + cancel_delayed_work_sync(&hwsim->roc_done); + + mutex_lock(&hwsim->mutex); + hwsim->tmp_chan = NULL; + mutex_unlock(&hwsim->mutex); + + wiphy_debug(hw->wiphy, "hwsim ROC canceled\n"); + + return 0; +} + +static int mac80211_hwsim_add_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx) +{ + hwsim_set_chanctx_magic(ctx); + wiphy_debug(hw->wiphy, "add channel context %d MHz/%d\n", + ctx->channel->center_freq, ctx->channel_type); + return 0; +} + +static void mac80211_hwsim_remove_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx) +{ + wiphy_debug(hw->wiphy, "remove channel context %d MHz/%d\n", + ctx->channel->center_freq, ctx->channel_type); + hwsim_check_chanctx_magic(ctx); + hwsim_clear_chanctx_magic(ctx); +} + +static void mac80211_hwsim_change_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx, + u32 changed) +{ + hwsim_check_chanctx_magic(ctx); + wiphy_debug(hw->wiphy, "change channel context %#x (%d MHz/%d)\n", + changed, ctx->channel->center_freq, ctx->channel_type); +} + +static int mac80211_hwsim_assign_vif_chanctx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_chanctx_conf *ctx) +{ + hwsim_check_magic(vif); + hwsim_check_chanctx_magic(ctx); + + return 0; +} + +static void mac80211_hwsim_unassign_vif_chanctx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_chanctx_conf *ctx) +{ + hwsim_check_magic(vif); + hwsim_check_chanctx_magic(ctx); +} + static struct ieee80211_ops mac80211_hwsim_ops = { .tx = mac80211_hwsim_tx, @@ -1315,7 +1582,6 @@ static void hwsim_send_ps_poll(void *dat, u8 *mac, struct ieee80211_vif *vif) struct hwsim_vif_priv *vp = (void *)vif->drv_priv; struct sk_buff *skb; struct ieee80211_pspoll *pspoll; - u32 _portid; if (!vp->assoc) return; @@ -1335,25 +1601,18 @@ static void hwsim_send_ps_poll(void *dat, u8 *mac, struct ieee80211_vif *vif) memcpy(pspoll->bssid, vp->bssid, ETH_ALEN); memcpy(pspoll->ta, mac, ETH_ALEN); - /* wmediumd mode check */ - _portid = ACCESS_ONCE(wmediumd_portid); - - if (_portid) - return mac80211_hwsim_tx_frame_nl(data->hw, skb, _portid); - - if (!mac80211_hwsim_tx_frame_no_nl(data->hw, skb)) - printk(KERN_DEBUG "%s: PS-poll frame not ack'ed\n", __func__); - dev_kfree_skb(skb); + rcu_read_lock(); + mac80211_hwsim_tx_frame(data->hw, skb, + rcu_dereference(vif->chanctx_conf)->channel); + rcu_read_unlock(); } - static void hwsim_send_nullfunc(struct mac80211_hwsim_data *data, u8 *mac, struct ieee80211_vif *vif, int ps) { struct hwsim_vif_priv *vp = (void *)vif->drv_priv; struct sk_buff *skb; struct ieee80211_hdr *hdr; - u32 _portid; if (!vp->assoc) return; @@ -1374,15 +1633,10 @@ static void hwsim_send_nullfunc(struct mac80211_hwsim_data *data, u8 *mac, memcpy(hdr->addr2, mac, ETH_ALEN); memcpy(hdr->addr3, vp->bssid, ETH_ALEN); - /* wmediumd mode check */ - _portid = ACCESS_ONCE(wmediumd_portid); - - if (_portid) - return mac80211_hwsim_tx_frame_nl(data->hw, skb, _portid); - - if (!mac80211_hwsim_tx_frame_no_nl(data->hw, skb)) - printk(KERN_DEBUG "%s: nullfunc frame not ack'ed\n", __func__); - dev_kfree_skb(skb); + rcu_read_lock(); + mac80211_hwsim_tx_frame(data->hw, skb, + rcu_dereference(vif->chanctx_conf)->channel); + rcu_read_unlock(); } @@ -1551,7 +1805,8 @@ static int hwsim_tx_info_frame_received_nl(struct sk_buff *skb_2, (hwsim_flags & HWSIM_TX_STAT_ACK)) { if (skb->len >= 16) { hdr = (struct ieee80211_hdr *) skb->data; - mac80211_hwsim_monitor_ack(data2->hw, hdr->addr2); + mac80211_hwsim_monitor_ack(txi->rate_driver_data[0], + hdr->addr2); } txi->flags |= IEEE80211_TX_STAT_ACK; } @@ -1566,7 +1821,7 @@ static int hwsim_cloned_frame_received_nl(struct sk_buff *skb_2, struct genl_info *info) { - struct mac80211_hwsim_data *data2; + struct mac80211_hwsim_data *data2; struct ieee80211_rx_status rx_status; struct mac_address *dst; int frame_data_len; @@ -1574,9 +1829,9 @@ static int hwsim_cloned_frame_received_nl(struct sk_buff *skb_2, struct sk_buff *skb = NULL; if (!info->attrs[HWSIM_ATTR_ADDR_RECEIVER] || - !info->attrs[HWSIM_ATTR_FRAME] || - !info->attrs[HWSIM_ATTR_RX_RATE] || - !info->attrs[HWSIM_ATTR_SIGNAL]) + !info->attrs[HWSIM_ATTR_FRAME] || + !info->attrs[HWSIM_ATTR_RX_RATE] || + !info->attrs[HWSIM_ATTR_SIGNAL]) goto out; dst = (struct mac_address *)nla_data( @@ -1604,7 +1859,7 @@ static int hwsim_cloned_frame_received_nl(struct sk_buff *skb_2, /* check if radio is configured properly */ - if (data2->idle || !data2->started || !data2->channel) + if (data2->idle || !data2->started) goto out; /*A frame is received from user space*/ @@ -1688,6 +1943,11 @@ static struct notifier_block hwsim_netlink_notifier = { static int hwsim_init_netlink(void) { int rc; + + /* userspace test API hasn't been adjusted for multi-channel */ + if (channels > 1) + return 0; + printk(KERN_INFO "mac80211_hwsim: initializing netlink\n"); rc = genl_register_family_with_ops(&hwsim_genl_family, @@ -1710,6 +1970,10 @@ static void hwsim_exit_netlink(void) { int ret; + /* userspace test API hasn't been adjusted for multi-channel */ + if (channels > 1) + return; + printk(KERN_INFO "mac80211_hwsim: closing netlink\n"); /* unregister the notifier */ netlink_unregister_notifier(&hwsim_netlink_notifier); @@ -1732,7 +1996,7 @@ static const struct ieee80211_iface_limit hwsim_if_limits[] = { { .max = 1, .types = BIT(NL80211_IFTYPE_P2P_DEVICE) }, }; -static const struct ieee80211_iface_combination hwsim_if_comb = { +static struct ieee80211_iface_combination hwsim_if_comb = { .limits = hwsim_if_limits, .n_limits = ARRAY_SIZE(hwsim_if_limits), .max_interfaces = 2048, @@ -1750,10 +2014,30 @@ static int __init init_mac80211_hwsim(void) if (radios < 1 || radios > 100) return -EINVAL; - if (fake_hw_scan) { + if (channels < 1) + return -EINVAL; + + if (channels > 1) { + hwsim_if_comb.num_different_channels = channels; mac80211_hwsim_ops.hw_scan = mac80211_hwsim_hw_scan; + mac80211_hwsim_ops.cancel_hw_scan = + mac80211_hwsim_cancel_hw_scan; mac80211_hwsim_ops.sw_scan_start = NULL; mac80211_hwsim_ops.sw_scan_complete = NULL; + mac80211_hwsim_ops.remain_on_channel = + mac80211_hwsim_roc; + mac80211_hwsim_ops.cancel_remain_on_channel = + mac80211_hwsim_croc; + mac80211_hwsim_ops.add_chanctx = + mac80211_hwsim_add_chanctx; + mac80211_hwsim_ops.remove_chanctx = + mac80211_hwsim_remove_chanctx; + mac80211_hwsim_ops.change_chanctx = + mac80211_hwsim_change_chanctx; + mac80211_hwsim_ops.assign_vif_chanctx = + mac80211_hwsim_assign_vif_chanctx; + mac80211_hwsim_ops.unassign_vif_chanctx = + mac80211_hwsim_unassign_vif_chanctx; } spin_lock_init(&hwsim_radio_lock); @@ -1803,13 +2087,18 @@ static int __init init_mac80211_hwsim(void) hw->wiphy->iface_combinations = &hwsim_if_comb; hw->wiphy->n_iface_combinations = 1; - if (fake_hw_scan) { + if (channels > 1) { hw->wiphy->max_scan_ssids = 255; hw->wiphy->max_scan_ie_len = IEEE80211_MAX_DATA_LEN; + hw->wiphy->max_remain_on_channel_duration = 1000; } + INIT_DELAYED_WORK(&data->roc_done, hw_roc_done); + INIT_DELAYED_WORK(&data->hw_scan, hw_scan_work); + hw->channel_change_time = 1; - hw->queues = 4; + hw->queues = 5; + hw->offchannel_tx_hw_queue = 4; hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_AP) | @@ -1824,7 +2113,8 @@ static int __init init_mac80211_hwsim(void) IEEE80211_HW_SUPPORTS_STATIC_SMPS | IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS | IEEE80211_HW_AMPDU_AGGREGATION | - IEEE80211_HW_WANT_MONITOR_VIF; + IEEE80211_HW_WANT_MONITOR_VIF | + IEEE80211_HW_QUEUE_CONTROL; hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS | WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; |