From cbf6e05527a7654ac1c4f4787dfd7a182fcc0c73 Mon Sep 17 00:00:00 2001 From: Xinming Hu Date: Tue, 23 Dec 2014 19:14:07 +0530 Subject: mwifiex: add rx histogram statistics support This patch add a new debugfs item histogram used for reporting rx data packet statitics(rx rate, snr, noise floor, signal strenth) to userspace. Signed-off-by: Xinming Hu Signed-off-by: Cathy Luo Signed-off-by: Avinash Patil Signed-off-by: Kalle Valo --- drivers/net/wireless/mwifiex/sta_event.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers/net/wireless/mwifiex/sta_event.c') diff --git a/drivers/net/wireless/mwifiex/sta_event.c b/drivers/net/wireless/mwifiex/sta_event.c index b8c171df6223..fbec95bbc10f 100644 --- a/drivers/net/wireless/mwifiex/sta_event.c +++ b/drivers/net/wireless/mwifiex/sta_event.c @@ -90,6 +90,10 @@ mwifiex_reset_connect_state(struct mwifiex_private *priv, u16 reason_code) priv->is_data_rate_auto = true; priv->data_rate = 0; + if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA || + GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) && priv->hist_data) + mwifiex_hist_data_reset(priv); + if (priv->bss_mode == NL80211_IFTYPE_ADHOC) { priv->adhoc_state = ADHOC_IDLE; priv->adhoc_is_link_sensed = false; -- cgit v1.2.3 From 4636187da60b6e33526050235c610409d9cc00e8 Mon Sep 17 00:00:00 2001 From: Amitkumar Karwar Date: Wed, 31 Dec 2014 02:36:41 -0800 Subject: mwifiex: add wakeup timer based recovery mechanism If host fails to wakeup the firmware, we will trigger card reset after 3 second timeout. Signed-off-by: Cathy Luo Signed-off-by: Amitkumar Karwar Signed-off-by: Kalle Valo --- drivers/net/wireless/mwifiex/init.c | 16 ++++++++++++++++ drivers/net/wireless/mwifiex/main.c | 2 ++ drivers/net/wireless/mwifiex/main.h | 1 + drivers/net/wireless/mwifiex/pcie.c | 1 + drivers/net/wireless/mwifiex/sta_event.c | 3 +++ drivers/net/wireless/mwifiex/usb.c | 1 + 6 files changed, 24 insertions(+) (limited to 'drivers/net/wireless/mwifiex/sta_event.c') diff --git a/drivers/net/wireless/mwifiex/init.c b/drivers/net/wireless/mwifiex/init.c index a3dd601a495a..524692a59d4a 100644 --- a/drivers/net/wireless/mwifiex/init.c +++ b/drivers/net/wireless/mwifiex/init.c @@ -52,6 +52,18 @@ static int mwifiex_add_bss_prio_tbl(struct mwifiex_private *priv) return 0; } +static void wakeup_timer_fn(unsigned long data) +{ + struct mwifiex_adapter *adapter = (struct mwifiex_adapter *)data; + + dev_err(adapter->dev, "Firmware wakeup failed\n"); + adapter->hw_status = MWIFIEX_HW_STATUS_RESET; + mwifiex_cancel_all_pending_cmd(adapter); + + if (adapter->if_ops.card_reset) + adapter->if_ops.card_reset(adapter); +} + /* * This function initializes the private structure and sets default * values to the members. @@ -285,6 +297,9 @@ static void mwifiex_init_adapter(struct mwifiex_adapter *adapter) adapter->ext_scan = true; adapter->key_api_major_ver = 0; adapter->key_api_minor_ver = 0; + + setup_timer(&adapter->wakeup_timer, wakeup_timer_fn, + (unsigned long)adapter); } /* @@ -391,6 +406,7 @@ mwifiex_adapter_cleanup(struct mwifiex_adapter *adapter) return; } + del_timer(&adapter->wakeup_timer); mwifiex_cancel_all_pending_cmd(adapter); /* Free lock variables */ diff --git a/drivers/net/wireless/mwifiex/main.c b/drivers/net/wireless/mwifiex/main.c index 2d4047f4be17..119e87574e83 100644 --- a/drivers/net/wireless/mwifiex/main.c +++ b/drivers/net/wireless/mwifiex/main.c @@ -237,6 +237,7 @@ process_start: (is_command_pending(adapter) || !mwifiex_wmm_lists_empty(adapter))) { adapter->pm_wakeup_fw_try = true; + mod_timer(&adapter->wakeup_timer, jiffies + (HZ*3)); adapter->if_ops.wakeup(adapter); continue; } @@ -244,6 +245,7 @@ process_start: if (IS_CARD_RX_RCVD(adapter)) { adapter->data_received = false; adapter->pm_wakeup_fw_try = false; + del_timer_sync(&adapter->wakeup_timer); if (adapter->ps_state == PS_STATE_SLEEP) adapter->ps_state = PS_STATE_AWAKE; } else { diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index f9279399226a..55273eefb785 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -830,6 +830,7 @@ struct mwifiex_adapter { u16 gen_null_pkt; u16 pps_uapsd_mode; u32 pm_wakeup_fw_try; + struct timer_list wakeup_timer; u8 is_hs_configured; struct mwifiex_hs_config_param hs_cfg; u8 hs_activated; diff --git a/drivers/net/wireless/mwifiex/pcie.c b/drivers/net/wireless/mwifiex/pcie.c index c3a20f94f3c9..10e4a93d3d56 100644 --- a/drivers/net/wireless/mwifiex/pcie.c +++ b/drivers/net/wireless/mwifiex/pcie.c @@ -2064,6 +2064,7 @@ static void mwifiex_interrupt_status(struct mwifiex_adapter *adapter) * state until cookie is set */ adapter->ps_state = PS_STATE_AWAKE; adapter->pm_wakeup_fw_try = false; + del_timer(&adapter->wakeup_timer); } } } diff --git a/drivers/net/wireless/mwifiex/sta_event.c b/drivers/net/wireless/mwifiex/sta_event.c index fbec95bbc10f..419e35f1dbf3 100644 --- a/drivers/net/wireless/mwifiex/sta_event.c +++ b/drivers/net/wireless/mwifiex/sta_event.c @@ -312,6 +312,8 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv) adapter->ps_state = PS_STATE_AWAKE; adapter->pm_wakeup_card_req = false; adapter->pm_wakeup_fw_try = false; + mod_timer(&adapter->wakeup_timer, + jiffies + (HZ*3)); break; } if (!mwifiex_send_null_packet @@ -326,6 +328,7 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv) adapter->ps_state = PS_STATE_AWAKE; adapter->pm_wakeup_card_req = false; adapter->pm_wakeup_fw_try = false; + del_timer_sync(&adapter->wakeup_timer); break; diff --git a/drivers/net/wireless/mwifiex/usb.c b/drivers/net/wireless/mwifiex/usb.c index 8ae7a8586811..199b43f89e01 100644 --- a/drivers/net/wireless/mwifiex/usb.c +++ b/drivers/net/wireless/mwifiex/usb.c @@ -990,6 +990,7 @@ static int mwifiex_pm_wakeup_card(struct mwifiex_adapter *adapter) { /* Simulation of HS_AWAKE event */ adapter->pm_wakeup_fw_try = false; + del_timer_sync(&adapter->wakeup_timer); adapter->pm_wakeup_card_req = false; adapter->ps_state = PS_STATE_AWAKE; -- cgit v1.2.3 From 4facc34a1f1d6ba8fafc9afdb84f9c6ed4334c4c Mon Sep 17 00:00:00 2001 From: Avinash Patil Date: Wed, 28 Jan 2015 15:42:00 +0530 Subject: mwifiex: do not declare wdev as pointer wdev is used even after del_virtual_interface handler in cfg80211 in nl80211_post_doit. Since we have freed wdev in handling of del_virtual_intf, this can result into crash while deleting interface. Avoid this be not declaring wdev which part of mwifiex_private structure but struct wireless_dev type. Signed-off-by: Avinash Patil Signed-off-by: Amitkumar Karwar Signed-off-by: Cathy Luo Signed-off-by: Kalle Valo --- drivers/net/wireless/mwifiex/11h.c | 2 +- drivers/net/wireless/mwifiex/11n.c | 4 +- drivers/net/wireless/mwifiex/11n_rxreorder.c | 2 +- drivers/net/wireless/mwifiex/cfg80211.c | 70 ++++++++++------------------ drivers/net/wireless/mwifiex/cfp.c | 4 +- drivers/net/wireless/mwifiex/main.c | 5 +- drivers/net/wireless/mwifiex/main.h | 2 +- drivers/net/wireless/mwifiex/scan.c | 10 ++-- drivers/net/wireless/mwifiex/sta_event.c | 2 +- drivers/net/wireless/mwifiex/sta_ioctl.c | 2 +- drivers/net/wireless/mwifiex/txrx.c | 2 +- drivers/net/wireless/mwifiex/util.c | 2 +- 12 files changed, 44 insertions(+), 63 deletions(-) (limited to 'drivers/net/wireless/mwifiex/sta_event.c') diff --git a/drivers/net/wireless/mwifiex/11h.c b/drivers/net/wireless/mwifiex/11h.c index 2668e83afbb6..f23b647a1411 100644 --- a/drivers/net/wireless/mwifiex/11h.c +++ b/drivers/net/wireless/mwifiex/11h.c @@ -39,7 +39,7 @@ mwifiex_11h_process_infra_join(struct mwifiex_private *priv, u8 **buffer, return; radio_type = mwifiex_band_to_radio_type((u8) bss_desc->bss_band); - sband = priv->wdev->wiphy->bands[radio_type]; + sband = priv->wdev.wiphy->bands[radio_type]; cap = (struct mwifiex_ie_types_pwr_capability *)*buffer; cap->header.type = cpu_to_le16(WLAN_EID_PWR_CAPABILITY); diff --git a/drivers/net/wireless/mwifiex/11n.c b/drivers/net/wireless/mwifiex/11n.c index c5c83cf664d8..543148d27b01 100644 --- a/drivers/net/wireless/mwifiex/11n.c +++ b/drivers/net/wireless/mwifiex/11n.c @@ -39,7 +39,7 @@ int mwifiex_fill_cap_info(struct mwifiex_private *priv, u8 radio_type, { uint16_t ht_ext_cap = le16_to_cpu(ht_cap->extended_ht_cap_info); struct ieee80211_supported_band *sband = - priv->wdev->wiphy->bands[radio_type]; + priv->wdev.wiphy->bands[radio_type]; if (WARN_ON_ONCE(!sband)) { dev_err(priv->adapter->dev, "Invalid radio type!\n"); @@ -314,7 +314,7 @@ mwifiex_cmd_append_11n_tlv(struct mwifiex_private *priv, return ret_len; radio_type = mwifiex_band_to_radio_type((u8) bss_desc->bss_band); - sband = priv->wdev->wiphy->bands[radio_type]; + sband = priv->wdev.wiphy->bands[radio_type]; if (bss_desc->bcn_ht_cap) { ht_cap = (struct mwifiex_ie_types_htcap *) *buffer; diff --git a/drivers/net/wireless/mwifiex/11n_rxreorder.c b/drivers/net/wireless/mwifiex/11n_rxreorder.c index c7ca5b734875..a2e8817b56d8 100644 --- a/drivers/net/wireless/mwifiex/11n_rxreorder.c +++ b/drivers/net/wireless/mwifiex/11n_rxreorder.c @@ -45,7 +45,7 @@ static int mwifiex_11n_dispatch_amsdu_pkt(struct mwifiex_private *priv, skb_trim(skb, le16_to_cpu(local_rx_pd->rx_pkt_length)); ieee80211_amsdu_to_8023s(skb, &list, priv->curr_addr, - priv->wdev->iftype, 0, false); + priv->wdev.iftype, 0, false); while (!skb_queue_empty(&list)) { rx_skb = __skb_dequeue(&list); diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c index dd0e410559f8..9710b23f65a9 100644 --- a/drivers/net/wireless/mwifiex/cfg80211.c +++ b/drivers/net/wireless/mwifiex/cfg80211.c @@ -1590,15 +1590,15 @@ static int mwifiex_cfg80211_inform_ibss_bss(struct mwifiex_private *priv) ie_len = ie_buf[1] + sizeof(struct ieee_types_header); band = mwifiex_band_to_radio_type(priv->curr_bss_params.band); - chan = __ieee80211_get_channel(priv->wdev->wiphy, + chan = __ieee80211_get_channel(priv->wdev.wiphy, ieee80211_channel_to_frequency(bss_info.bss_chan, band)); - bss = cfg80211_inform_bss(priv->wdev->wiphy, chan, + bss = cfg80211_inform_bss(priv->wdev.wiphy, chan, CFG80211_BSS_FTYPE_UNKNOWN, bss_info.bssid, 0, WLAN_CAPABILITY_IBSS, 0, ie_buf, ie_len, 0, GFP_KERNEL); - cfg80211_put_bss(priv->wdev->wiphy, bss); + cfg80211_put_bss(priv->wdev.wiphy, bss); memcpy(priv->cfg_bssid, bss_info.bssid, ETH_ALEN); return 0; @@ -1719,12 +1719,12 @@ done: /* Find the BSS we want using available scan results */ if (mode == NL80211_IFTYPE_ADHOC) - bss = cfg80211_get_bss(priv->wdev->wiphy, channel, + bss = cfg80211_get_bss(priv->wdev.wiphy, channel, bssid, ssid, ssid_len, WLAN_CAPABILITY_IBSS, WLAN_CAPABILITY_IBSS); else - bss = cfg80211_get_bss(priv->wdev->wiphy, channel, + bss = cfg80211_get_bss(priv->wdev.wiphy, channel, bssid, ssid, ssid_len, WLAN_CAPABILITY_ESS, WLAN_CAPABILITY_ESS); @@ -1781,7 +1781,7 @@ mwifiex_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, return -EINVAL; } - if (priv->wdev && priv->wdev->current_bss) { + if (priv->wdev.current_bss) { wiphy_warn(wiphy, "%s: already connected\n", dev->name); return -EALREADY; } @@ -1839,7 +1839,7 @@ mwifiex_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev, static int mwifiex_set_ibss_params(struct mwifiex_private *priv, struct cfg80211_ibss_params *params) { - struct wiphy *wiphy = priv->wdev->wiphy; + struct wiphy *wiphy = priv->wdev.wiphy; struct mwifiex_adapter *adapter = priv->adapter; int index = 0, i; u8 config_bands = 0; @@ -2177,7 +2177,6 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy, struct mwifiex_private *priv; struct net_device *dev; void *mdev_priv; - struct wireless_dev *wdev; if (!adapter) return ERR_PTR(-EFAULT); @@ -2193,13 +2192,8 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy, return ERR_PTR(-EINVAL); } - wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL); - if (!wdev) - return ERR_PTR(-ENOMEM); - - wdev->wiphy = wiphy; - priv->wdev = wdev; - wdev->iftype = NL80211_IFTYPE_STATION; + priv->wdev.wiphy = wiphy; + priv->wdev.iftype = NL80211_IFTYPE_STATION; if (type == NL80211_IFTYPE_UNSPECIFIED) priv->bss_mode = NL80211_IFTYPE_STATION; @@ -2221,13 +2215,8 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy, return ERR_PTR(-EINVAL); } - wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL); - if (!wdev) - return ERR_PTR(-ENOMEM); - - priv->wdev = wdev; - wdev->wiphy = wiphy; - wdev->iftype = NL80211_IFTYPE_AP; + priv->wdev.wiphy = wiphy; + priv->wdev.iftype = NL80211_IFTYPE_AP; priv->bss_type = MWIFIEX_BSS_TYPE_UAP; priv->frame_type = MWIFIEX_DATA_FRAME_TYPE_ETH_II; @@ -2246,17 +2235,12 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy, return ERR_PTR(-EINVAL); } - wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL); - if (!wdev) - return ERR_PTR(-ENOMEM); - - priv->wdev = wdev; - wdev->wiphy = wiphy; + priv->wdev.wiphy = wiphy; /* At start-up, wpa_supplicant tries to change the interface * to NL80211_IFTYPE_STATION if it is not managed mode. */ - wdev->iftype = NL80211_IFTYPE_P2P_CLIENT; + priv->wdev.iftype = NL80211_IFTYPE_P2P_CLIENT; priv->bss_mode = NL80211_IFTYPE_P2P_CLIENT; /* Setting bss_type to P2P tells firmware that this interface @@ -2272,8 +2256,9 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy, priv->bss_num = 0; if (mwifiex_cfg80211_init_p2p_client(priv)) { - wdev = ERR_PTR(-EFAULT); - goto done; + memset(&priv->wdev, 0, sizeof(priv->wdev)); + priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED; + return ERR_PTR(-EFAULT); } break; @@ -2287,9 +2272,10 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy, IEEE80211_NUM_ACS, 1); if (!dev) { wiphy_err(wiphy, "no memory available for netdevice\n"); + memset(&priv->wdev, 0, sizeof(priv->wdev)); + priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED; priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED; - wdev = ERR_PTR(-ENOMEM); - goto done; + return ERR_PTR(-ENOMEM); } mwifiex_init_priv_params(priv, dev); @@ -2309,7 +2295,7 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy, &wiphy->bands[IEEE80211_BAND_5GHZ]->vht_cap, priv); dev_net_set(dev, wiphy_net(wiphy)); - dev->ieee80211_ptr = priv->wdev; + dev->ieee80211_ptr = &priv->wdev; dev->ieee80211_ptr->iftype = priv->bss_mode; memcpy(dev->dev_addr, wiphy->perm_addr, ETH_ALEN); SET_NETDEV_DEV(dev, wiphy_dev(wiphy)); @@ -2330,8 +2316,9 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy, free_netdev(dev); priv->bss_mode = NL80211_IFTYPE_UNSPECIFIED; priv->netdev = NULL; - wdev = ERR_PTR(-EFAULT); - goto done; + memset(&priv->wdev, 0, sizeof(priv->wdev)); + priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED; + return ERR_PTR(-EFAULT); } sema_init(&priv->async_sem, 1); @@ -2342,13 +2329,7 @@ struct wireless_dev *mwifiex_add_virtual_intf(struct wiphy *wiphy, mwifiex_dev_debugfs_init(priv); #endif -done: - if (IS_ERR(wdev)) { - kfree(priv->wdev); - priv->wdev = NULL; - } - - return wdev; + return &priv->wdev; } EXPORT_SYMBOL_GPL(mwifiex_add_virtual_intf); @@ -2374,8 +2355,7 @@ int mwifiex_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev) /* Clear the priv in adapter */ priv->netdev->ieee80211_ptr = NULL; priv->netdev = NULL; - kfree(wdev); - priv->wdev = NULL; + priv->wdev.iftype = NL80211_IFTYPE_UNSPECIFIED; priv->media_connected = false; diff --git a/drivers/net/wireless/mwifiex/cfp.c b/drivers/net/wireless/mwifiex/cfp.c index f494fc7eeb62..e9df8826f124 100644 --- a/drivers/net/wireless/mwifiex/cfp.c +++ b/drivers/net/wireless/mwifiex/cfp.c @@ -322,9 +322,9 @@ mwifiex_get_cfp(struct mwifiex_private *priv, u8 band, u16 channel, u32 freq) return cfp; if (mwifiex_band_to_radio_type(band) == HostCmd_SCAN_RADIO_TYPE_BG) - sband = priv->wdev->wiphy->bands[IEEE80211_BAND_2GHZ]; + sband = priv->wdev.wiphy->bands[IEEE80211_BAND_2GHZ]; else - sband = priv->wdev->wiphy->bands[IEEE80211_BAND_5GHZ]; + sband = priv->wdev.wiphy->bands[IEEE80211_BAND_5GHZ]; if (!sband) { dev_err(priv->adapter->dev, "%s: cannot find cfp by band %d\n", diff --git a/drivers/net/wireless/mwifiex/main.c b/drivers/net/wireless/mwifiex/main.c index 99cd3604b3f3..49dec6b4dc96 100644 --- a/drivers/net/wireless/mwifiex/main.c +++ b/drivers/net/wireless/mwifiex/main.c @@ -1203,8 +1203,9 @@ int mwifiex_remove_card(struct mwifiex_adapter *adapter, struct semaphore *sem) continue; rtnl_lock(); - if (priv->wdev && priv->netdev) - mwifiex_del_virtual_intf(adapter->wiphy, priv->wdev); + if (priv->netdev && + priv->wdev.iftype != NL80211_IFTYPE_UNSPECIFIED) + mwifiex_del_virtual_intf(adapter->wiphy, &priv->wdev); rtnl_unlock(); } diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index 99792b885b79..a560179cdb7b 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -547,7 +547,7 @@ struct mwifiex_private { u32 curr_bcn_size; /* spin lock for beacon buffer */ spinlock_t curr_bcn_buf_lock; - struct wireless_dev *wdev; + struct wireless_dev wdev; struct mwifiex_chan_freq_power cfp; char version_str[128]; #ifdef CONFIG_DEBUG_FS diff --git a/drivers/net/wireless/mwifiex/scan.c b/drivers/net/wireless/mwifiex/scan.c index e304f0731647..0ffdb7c5afd2 100644 --- a/drivers/net/wireless/mwifiex/scan.c +++ b/drivers/net/wireless/mwifiex/scan.c @@ -496,10 +496,10 @@ mwifiex_scan_create_channel_list(struct mwifiex_private *priv, for (band = 0; (band < IEEE80211_NUM_BANDS) ; band++) { - if (!priv->wdev->wiphy->bands[band]) + if (!priv->wdev.wiphy->bands[band]) continue; - sband = priv->wdev->wiphy->bands[band]; + sband = priv->wdev.wiphy->bands[band]; for (i = 0; (i < sband->n_channels) ; i++) { ch = &sband->channels[i]; @@ -1733,10 +1733,10 @@ mwifiex_parse_single_response_buf(struct mwifiex_private *priv, u8 **bss_info, freq = cfp ? cfp->freq : 0; - chan = ieee80211_get_channel(priv->wdev->wiphy, freq); + chan = ieee80211_get_channel(priv->wdev.wiphy, freq); if (chan && !(chan->flags & IEEE80211_CHAN_DISABLED)) { - bss = cfg80211_inform_bss(priv->wdev->wiphy, + bss = cfg80211_inform_bss(priv->wdev.wiphy, chan, CFG80211_BSS_FTYPE_UNKNOWN, bssid, timestamp, cap_info_bitmap, beacon_period, @@ -1748,7 +1748,7 @@ mwifiex_parse_single_response_buf(struct mwifiex_private *priv, u8 **bss_info, !memcmp(bssid, priv->curr_bss_params.bss_descriptor .mac_address, ETH_ALEN)) mwifiex_update_curr_bss_params(priv, bss); - cfg80211_put_bss(priv->wdev->wiphy, bss); + cfg80211_put_bss(priv->wdev.wiphy, bss); } } else { dev_dbg(adapter->dev, "missing BSS channel IE\n"); diff --git a/drivers/net/wireless/mwifiex/sta_event.c b/drivers/net/wireless/mwifiex/sta_event.c index 419e35f1dbf3..c37e8cb2dd32 100644 --- a/drivers/net/wireless/mwifiex/sta_event.c +++ b/drivers/net/wireless/mwifiex/sta_event.c @@ -487,7 +487,7 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv) case EVENT_REMAIN_ON_CHAN_EXPIRED: dev_dbg(adapter->dev, "event: Remain on channel expired\n"); - cfg80211_remain_on_channel_expired(priv->wdev, + cfg80211_remain_on_channel_expired(&priv->wdev, priv->roc_cfg.cookie, &priv->roc_cfg.chan, GFP_ATOMIC); diff --git a/drivers/net/wireless/mwifiex/sta_ioctl.c b/drivers/net/wireless/mwifiex/sta_ioctl.c index fb9c5fc83e5d..329cd515316c 100644 --- a/drivers/net/wireless/mwifiex/sta_ioctl.c +++ b/drivers/net/wireless/mwifiex/sta_ioctl.c @@ -219,7 +219,7 @@ static int mwifiex_process_country_ie(struct mwifiex_private *priv, if (!strncmp(priv->adapter->country_code, &country_ie[2], 2)) { rcu_read_unlock(); - wiphy_dbg(priv->wdev->wiphy, + wiphy_dbg(priv->wdev.wiphy, "11D: skip setting domain info in FW\n"); return 0; } diff --git a/drivers/net/wireless/mwifiex/txrx.c b/drivers/net/wireless/mwifiex/txrx.c index 6ae133333363..ac93557cbdc9 100644 --- a/drivers/net/wireless/mwifiex/txrx.c +++ b/drivers/net/wireless/mwifiex/txrx.c @@ -227,7 +227,7 @@ void mwifiex_parse_tx_status_event(struct mwifiex_private *priv, /* consumes ack_skb */ skb_complete_wifi_ack(ack_skb, !tx_status->status); } else { - cfg80211_mgmt_tx_status(priv->wdev, tx_info->cookie, + cfg80211_mgmt_tx_status(&priv->wdev, tx_info->cookie, ack_skb->data, ack_skb->len, !tx_status->status, GFP_ATOMIC); dev_kfree_skb_any(ack_skb); diff --git a/drivers/net/wireless/mwifiex/util.c b/drivers/net/wireless/mwifiex/util.c index 707319799942..308550611f22 100644 --- a/drivers/net/wireless/mwifiex/util.c +++ b/drivers/net/wireless/mwifiex/util.c @@ -387,7 +387,7 @@ mwifiex_process_mgmt_packet(struct mwifiex_private *priv, pkt_len -= ETH_ALEN + sizeof(pkt_len); rx_pd->rx_pkt_length = cpu_to_le16(pkt_len); - cfg80211_rx_mgmt(priv->wdev, priv->roc_cfg.chan.center_freq, + cfg80211_rx_mgmt(&priv->wdev, priv->roc_cfg.chan.center_freq, CAL_RSSI(rx_pd->snr, rx_pd->nf), skb->data, pkt_len, 0); -- cgit v1.2.3 From 0a694d68651b16b307d5ad64acac90d604146bcc Mon Sep 17 00:00:00 2001 From: Avinash Patil Date: Wed, 28 Jan 2015 15:54:22 +0530 Subject: mwifiex: support for channel report for radar detection This patch adds support for channel report enabling. Channel report event happens if radar is detected on specified channel after driver has issued radar detect command within CAC time. Driver in turn sends RADAR_DETECTED event to cfg80211 to tell radar was detected within CAC time. Signed-off-by: Avinash Patil Signed-off-by: Qingshui Gao Signed-off-by: Cathy Luo Signed-off-by: Kalle Valo --- drivers/net/wireless/mwifiex/11h.c | 51 ++++++++++++++++++++++++++++++++ drivers/net/wireless/mwifiex/fw.h | 23 ++++++++++++++ drivers/net/wireless/mwifiex/main.h | 2 ++ drivers/net/wireless/mwifiex/sta_event.c | 5 ++++ drivers/net/wireless/mwifiex/uap_event.c | 4 +++ 5 files changed, 85 insertions(+) (limited to 'drivers/net/wireless/mwifiex/sta_event.c') diff --git a/drivers/net/wireless/mwifiex/11h.c b/drivers/net/wireless/mwifiex/11h.c index 8832c83816ee..e44cac72712e 100644 --- a/drivers/net/wireless/mwifiex/11h.c +++ b/drivers/net/wireless/mwifiex/11h.c @@ -165,3 +165,54 @@ void mwifiex_abort_cac(struct mwifiex_private *priv) NL80211_RADAR_CAC_ABORTED, GFP_KERNEL); } } + +/* This function handles channel report event from FW during CAC period. + * If radar is detected during CAC, driver indicates the same to cfg80211 + * and also cancels ongoing delayed work. + */ +int mwifiex_11h_handle_chanrpt_ready(struct mwifiex_private *priv, + struct sk_buff *skb) +{ + struct host_cmd_ds_chan_rpt_event *rpt_event; + struct mwifiex_ie_types_chan_rpt_data *rpt; + u8 *evt_buf; + u16 event_len, tlv_len; + + rpt_event = (void *)(skb->data + sizeof(u32)); + event_len = skb->len - (sizeof(struct host_cmd_ds_chan_rpt_event)+ + sizeof(u32)); + + if (le32_to_cpu(rpt_event->result) != HostCmd_RESULT_OK) { + dev_err(priv->adapter->dev, "Error in channel report event\n"); + return -1; + } + + evt_buf = (void *)&rpt_event->tlvbuf; + + while (event_len >= sizeof(struct mwifiex_ie_types_header)) { + rpt = (void *)&rpt_event->tlvbuf; + tlv_len = le16_to_cpu(rpt->header.len); + + switch (le16_to_cpu(rpt->header.type)) { + case TLV_TYPE_CHANRPT_11H_BASIC: + if (rpt->map.radar) { + dev_notice(priv->adapter->dev, + "RADAR Detected on channel %d!\n", + priv->dfs_chandef.chan->hw_value); + cancel_delayed_work_sync(&priv->dfs_cac_work); + cfg80211_cac_event(priv->netdev, + &priv->dfs_chandef, + NL80211_RADAR_DETECTED, + GFP_KERNEL); + } + break; + default: + break; + } + + evt_buf += (tlv_len + sizeof(rpt->header)); + event_len -= (tlv_len + sizeof(rpt->header)); + } + + return 0; +} diff --git a/drivers/net/wireless/mwifiex/fw.h b/drivers/net/wireless/mwifiex/fw.h index 739151c13f15..324ef298bea6 100644 --- a/drivers/net/wireless/mwifiex/fw.h +++ b/drivers/net/wireless/mwifiex/fw.h @@ -158,6 +158,7 @@ enum MWIFIEX_802_11_PRIVACY_FILTER { #define TLV_TYPE_POWER_GROUP (PROPRIETARY_TLV_BASE_ID + 84) #define TLV_TYPE_BSS_SCAN_RSP (PROPRIETARY_TLV_BASE_ID + 86) #define TLV_TYPE_BSS_SCAN_INFO (PROPRIETARY_TLV_BASE_ID + 87) +#define TLV_TYPE_CHANRPT_11H_BASIC (PROPRIETARY_TLV_BASE_ID + 91) #define TLV_TYPE_UAP_RETRY_LIMIT (PROPRIETARY_TLV_BASE_ID + 93) #define TLV_TYPE_WAPI_IE (PROPRIETARY_TLV_BASE_ID + 94) #define TLV_TYPE_UAP_MGMT_FRAME (PROPRIETARY_TLV_BASE_ID + 104) @@ -494,6 +495,7 @@ enum P2P_MODES { #define EVENT_HOSTWAKE_STAIE 0x0000004d #define EVENT_CHANNEL_SWITCH_ANN 0x00000050 #define EVENT_TDLS_GENERIC_EVENT 0x00000052 +#define EVENT_CHANNEL_REPORT_RDY 0x00000054 #define EVENT_EXT_SCAN_REPORT 0x00000058 #define EVENT_REMAIN_ON_CHAN_EXPIRED 0x0000005f #define EVENT_TX_STATUS_REPORT 0x00000074 @@ -1228,6 +1230,13 @@ struct host_cmd_ds_chan_rpt_req { __le32 msec_dwell_time; } __packed; +struct host_cmd_ds_chan_rpt_event { + __le32 result; + __le64 start_tsf; + __le32 duration; + u8 tlvbuf[0]; +} __packed; + struct mwifiex_fixed_bcn_param { __le64 timestamp; __le16 beacon_period; @@ -1804,6 +1813,20 @@ struct mwifiex_ie_types_rssi_threshold { u8 evt_freq; } __packed; +struct meas_rpt_map { + u8 rssi:3; + u8 unmeasured:1; + u8 radar:1; + u8 unidentified_sig:1; + u8 ofdm_preamble:1; + u8 bss:1; +} __packed; + +struct mwifiex_ie_types_chan_rpt_data { + struct mwifiex_ie_types_header header; + struct meas_rpt_map map; +} __packed; + struct host_cmd_ds_802_11_subsc_evt { __le16 action; __le16 events; diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index e266d99ac2b2..281a30a8d857 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -1384,6 +1384,8 @@ void mwifiex_clean_auto_tdls(struct mwifiex_private *priv); int mwifiex_cmd_issue_chan_report_request(struct mwifiex_private *priv, struct host_cmd_ds_command *cmd, void *data_buf); +int mwifiex_11h_handle_chanrpt_ready(struct mwifiex_private *priv, + struct sk_buff *skb); void mwifiex_parse_tx_status_event(struct mwifiex_private *priv, void *event_body); diff --git a/drivers/net/wireless/mwifiex/sta_event.c b/drivers/net/wireless/mwifiex/sta_event.c index c37e8cb2dd32..ad5c5e0deac0 100644 --- a/drivers/net/wireless/mwifiex/sta_event.c +++ b/drivers/net/wireless/mwifiex/sta_event.c @@ -516,6 +516,11 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv) mwifiex_parse_tx_status_event(priv, adapter->event_body); break; + case EVENT_CHANNEL_REPORT_RDY: + dev_dbg(adapter->dev, "event: Channel Report\n"); + ret = mwifiex_11h_handle_chanrpt_ready(priv, + adapter->event_skb); + break; default: dev_dbg(adapter->dev, "event: unknown event id: %#x\n", eventcause); diff --git a/drivers/net/wireless/mwifiex/uap_event.c b/drivers/net/wireless/mwifiex/uap_event.c index 9b4ca6ff7931..e0bdf6a79916 100644 --- a/drivers/net/wireless/mwifiex/uap_event.c +++ b/drivers/net/wireless/mwifiex/uap_event.c @@ -215,7 +215,11 @@ int mwifiex_process_uap_event(struct mwifiex_private *priv) adapter->ps_state = PS_STATE_AWAKE; adapter->pm_wakeup_card_req = false; adapter->pm_wakeup_fw_try = false; + break; + case EVENT_CHANNEL_REPORT_RDY: + dev_dbg(adapter->dev, "event: Channel Report\n"); + mwifiex_11h_handle_chanrpt_ready(priv, adapter->event_skb); break; default: dev_dbg(adapter->dev, "event: unknown event id: %#x\n", -- cgit v1.2.3 From 3b57c1a713a9dd3b8da74b6df9f16ce1f8f9144b Mon Sep 17 00:00:00 2001 From: Avinash Patil Date: Wed, 28 Jan 2015 15:54:23 +0530 Subject: mwifiex: handle radar detect event from FW This patch adds support for radar_detected event from FW. Driver in turn would stop netdev queues to stop TX traffic and issue RADAR_DETECT event to cfg80211. Signed-off-by: Avinash Patil Signed-off-by: Qingshui Gao Signed-off-by: Cathy Luo Signed-off-by: Kalle Valo --- drivers/net/wireless/mwifiex/11h.c | 24 ++++++++++++++++++++++++ drivers/net/wireless/mwifiex/fw.h | 20 ++++++++++++++++++++ drivers/net/wireless/mwifiex/main.h | 2 ++ drivers/net/wireless/mwifiex/sta_event.c | 5 +++++ drivers/net/wireless/mwifiex/uap_event.c | 4 ++++ 5 files changed, 55 insertions(+) (limited to 'drivers/net/wireless/mwifiex/sta_event.c') diff --git a/drivers/net/wireless/mwifiex/11h.c b/drivers/net/wireless/mwifiex/11h.c index e44cac72712e..08c12aece9ae 100644 --- a/drivers/net/wireless/mwifiex/11h.c +++ b/drivers/net/wireless/mwifiex/11h.c @@ -216,3 +216,27 @@ int mwifiex_11h_handle_chanrpt_ready(struct mwifiex_private *priv, return 0; } + +/* Handler for radar detected event from FW.*/ +int mwifiex_11h_handle_radar_detected(struct mwifiex_private *priv, + struct sk_buff *skb) +{ + struct mwifiex_radar_det_event *rdr_event; + + rdr_event = (void *)(skb->data + sizeof(u32)); + + if (le32_to_cpu(rdr_event->passed)) { + dev_notice(priv->adapter->dev, + "radar detected; indicating kernel\n"); + cfg80211_radar_event(priv->adapter->wiphy, &priv->dfs_chandef, + GFP_KERNEL); + dev_dbg(priv->adapter->dev, "regdomain: %d\n", + rdr_event->reg_domain); + dev_dbg(priv->adapter->dev, "radar detection type: %d\n", + rdr_event->det_type); + } else { + dev_dbg(priv->adapter->dev, "false radar detection event!\n"); + } + + return 0; +} diff --git a/drivers/net/wireless/mwifiex/fw.h b/drivers/net/wireless/mwifiex/fw.h index 324ef298bea6..6d433227e273 100644 --- a/drivers/net/wireless/mwifiex/fw.h +++ b/drivers/net/wireless/mwifiex/fw.h @@ -495,6 +495,7 @@ enum P2P_MODES { #define EVENT_HOSTWAKE_STAIE 0x0000004d #define EVENT_CHANNEL_SWITCH_ANN 0x00000050 #define EVENT_TDLS_GENERIC_EVENT 0x00000052 +#define EVENT_RADAR_DETECTED 0x00000053 #define EVENT_CHANNEL_REPORT_RDY 0x00000054 #define EVENT_EXT_SCAN_REPORT 0x00000058 #define EVENT_REMAIN_ON_CHAN_EXPIRED 0x0000005f @@ -1813,6 +1814,25 @@ struct mwifiex_ie_types_rssi_threshold { u8 evt_freq; } __packed; +#define MWIFIEX_DFS_REC_HDR_LEN 8 +#define MWIFIEX_DFS_REC_HDR_NUM 10 +#define MWIFIEX_BIN_COUNTER_LEN 7 + +struct mwifiex_radar_det_event { + __le32 detect_count; + u8 reg_domain; /*1=fcc, 2=etsi, 3=mic*/ + u8 det_type; /*0=none, 1=pw(chirp), 2=pri(radar)*/ + __le16 pw_chirp_type; + u8 pw_chirp_idx; + u8 pw_value; + u8 pri_radar_type; + u8 pri_bincnt; + u8 bin_counter[MWIFIEX_BIN_COUNTER_LEN]; + u8 num_dfs_records; + u8 dfs_record_hdr[MWIFIEX_DFS_REC_HDR_NUM][MWIFIEX_DFS_REC_HDR_LEN]; + __le32 passed; +} __packed; + struct meas_rpt_map { u8 rssi:3; u8 unmeasured:1; diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index 281a30a8d857..ad9d679c3eed 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -1395,6 +1395,8 @@ mwifiex_clone_skb_for_tx_status(struct mwifiex_private *priv, struct sk_buff *skb, u8 flag, u64 *cookie); void mwifiex_dfs_cac_work_queue(struct work_struct *work); void mwifiex_abort_cac(struct mwifiex_private *priv); +int mwifiex_11h_handle_radar_detected(struct mwifiex_private *priv, + struct sk_buff *skb); void mwifiex_hist_data_set(struct mwifiex_private *priv, u8 rx_rate, s8 snr, s8 nflr); diff --git a/drivers/net/wireless/mwifiex/sta_event.c b/drivers/net/wireless/mwifiex/sta_event.c index ad5c5e0deac0..c03b82c2fe1c 100644 --- a/drivers/net/wireless/mwifiex/sta_event.c +++ b/drivers/net/wireless/mwifiex/sta_event.c @@ -521,6 +521,11 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv) ret = mwifiex_11h_handle_chanrpt_ready(priv, adapter->event_skb); break; + case EVENT_RADAR_DETECTED: + dev_dbg(adapter->dev, "event: Radar detected\n"); + ret = mwifiex_11h_handle_radar_detected(priv, + adapter->event_skb); + break; default: dev_dbg(adapter->dev, "event: unknown event id: %#x\n", eventcause); diff --git a/drivers/net/wireless/mwifiex/uap_event.c b/drivers/net/wireless/mwifiex/uap_event.c index e0bdf6a79916..f4794cdc36d2 100644 --- a/drivers/net/wireless/mwifiex/uap_event.c +++ b/drivers/net/wireless/mwifiex/uap_event.c @@ -221,6 +221,10 @@ int mwifiex_process_uap_event(struct mwifiex_private *priv) dev_dbg(adapter->dev, "event: Channel Report\n"); mwifiex_11h_handle_chanrpt_ready(priv, adapter->event_skb); break; + case EVENT_RADAR_DETECTED: + dev_dbg(adapter->dev, "event: Radar detected\n"); + mwifiex_11h_handle_radar_detected(priv, adapter->event_skb); + break; default: dev_dbg(adapter->dev, "event: unknown event id: %#x\n", eventcause); -- cgit v1.2.3 From ee6f0dd8a836311883fedfe060f23e0da2176950 Mon Sep 17 00:00:00 2001 From: Amitkumar Karwar Date: Fri, 30 Jan 2015 00:40:04 -0800 Subject: mwifiex: correction in wakeup timer handling Wakeup timer is in sync with 'pm_wakeup_fw_try' flag. It has been started instead of cancelling at one place. This patch corrects it. Signed-off-by: Amitkumar Karwar Signed-off-by: Cathy Luo Signed-off-by: Kalle Valo --- drivers/net/wireless/mwifiex/sta_event.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'drivers/net/wireless/mwifiex/sta_event.c') diff --git a/drivers/net/wireless/mwifiex/sta_event.c b/drivers/net/wireless/mwifiex/sta_event.c index c03b82c2fe1c..80ffe7412496 100644 --- a/drivers/net/wireless/mwifiex/sta_event.c +++ b/drivers/net/wireless/mwifiex/sta_event.c @@ -312,8 +312,7 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv) adapter->ps_state = PS_STATE_AWAKE; adapter->pm_wakeup_card_req = false; adapter->pm_wakeup_fw_try = false; - mod_timer(&adapter->wakeup_timer, - jiffies + (HZ*3)); + del_timer_sync(&adapter->wakeup_timer); break; } if (!mwifiex_send_null_packet -- cgit v1.2.3