diff options
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/iwl-fw-file.h | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/fw-api-mac.h | 5 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/fw-api-sta.h | 24 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c | 6 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c | 31 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/sta.c | 84 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/sta.h | 7 |
7 files changed, 132 insertions, 27 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-fw-file.h b/drivers/net/wireless/intel/iwlwifi/iwl-fw-file.h index 287e83eb30d9..44419e82da1b 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-fw-file.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-fw-file.h @@ -243,6 +243,7 @@ typedef unsigned int __bitwise iwl_ucode_tlv_api_t; * scan request. * @IWL_UCODE_TLV_API_TKIP_MIC_KEYS: This ucode supports version 2 of * ADD_MODIFY_STA_KEY_API_S_VER_2. + * @IWL_UCODE_TLV_API_STA_TYPE: This ucode supports station type assignement. * * @NUM_IWL_UCODE_TLV_API: number of bits used */ @@ -253,6 +254,7 @@ enum iwl_ucode_tlv_api { IWL_UCODE_TLV_API_NEW_VERSION = (__force iwl_ucode_tlv_api_t)20, IWL_UCODE_TLV_API_SCAN_TSF_REPORT = (__force iwl_ucode_tlv_api_t)28, IWL_UCODE_TLV_API_TKIP_MIC_KEYS = (__force iwl_ucode_tlv_api_t)29, + IWL_UCODE_TLV_API_STA_TYPE = (__force iwl_ucode_tlv_api_t)30, NUM_IWL_UCODE_TLV_API #ifdef __CHECKER__ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw-api-mac.h b/drivers/net/wireless/intel/iwlwifi/mvm/fw-api-mac.h index d3cdd889c85c..970b030ed28d 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/fw-api-mac.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw-api-mac.h @@ -157,7 +157,8 @@ enum iwl_tsf_id { * @bi_reciprocal: 2^32 / bi * @dtim_interval: dtim transmit time in TU * @dtim_reciprocal: 2^32 / dtim_interval - * @mcast_qid: queue ID for multicast traffic + * @mcast_qid: queue ID for multicast traffic. + * NOTE: obsolete from VER2 and on * @beacon_template: beacon template ID */ struct iwl_mac_data_ap { @@ -169,7 +170,7 @@ struct iwl_mac_data_ap { __le32 dtim_reciprocal; __le32 mcast_qid; __le32 beacon_template; -} __packed; /* AP_MAC_DATA_API_S_VER_1 */ +} __packed; /* AP_MAC_DATA_API_S_VER_2 */ /** * struct iwl_mac_data_ibss - configuration data for IBSS MAC context diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw-api-sta.h b/drivers/net/wireless/intel/iwlwifi/mvm/fw-api-sta.h index a20ac4d9e63e..421b9dd1fb66 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/fw-api-sta.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw-api-sta.h @@ -310,6 +310,24 @@ struct iwl_mvm_add_sta_cmd_v7 { } __packed; /* ADD_STA_CMD_API_S_VER_7 */ /** + * enum iwl_sta_type - FW station types + * ( REPLY_ADD_STA = 0x18 ) + * @IWL_STA_LINK: Link station - normal RX and TX traffic. + * @IWL_STA_GENERAL_PURPOSE: General purpose. In AP mode used for beacons + * and probe responses. + * @IWL_STA_MULTICAST: multicast traffic, + * @IWL_STA_TDLS_LINK: TDLS link station + * @IWL_STA_AUX_ACTIVITY: auxilary station (scan, ROC and so on). + */ +enum iwl_sta_type { + IWL_STA_LINK, + IWL_STA_GENERAL_PURPOSE, + IWL_STA_MULTICAST, + IWL_STA_TDLS_LINK, + IWL_STA_AUX_ACTIVITY, +}; + +/** * struct iwl_mvm_add_sta_cmd - Add/modify a station in the fw's sta table. * ( REPLY_ADD_STA = 0x18 ) * @add_modify: 1: modify existing, 0: add new station @@ -333,6 +351,7 @@ struct iwl_mvm_add_sta_cmd_v7 { * @sleep_tx_count: number of packets to transmit to station even though it is * asleep. Used to synchronise PS-poll and u-APSD responses while ucode * keeps track of STA sleep state. + * @station_type: type of this station. See &enum iwl_sta_type. * @sleep_state_flags: Look at %iwl_sta_sleep_flag. * @assoc_id: assoc_id to be sent in VHT PLCP (9-bit), for grp use 0, for AP * mac-addr. @@ -367,14 +386,15 @@ struct iwl_mvm_add_sta_cmd { u8 remove_immediate_ba_tid; __le16 add_immediate_ba_ssn; __le16 sleep_tx_count; - __le16 sleep_state_flags; + u8 sleep_state_flags; + u8 station_type; __le16 assoc_id; __le16 beamform_flags; __le32 tfd_queue_msk; __le16 rx_ba_window; u8 sp_length; u8 uapsd_acs; -} __packed; /* ADD_STA_CMD_API_S_VER_9 */ +} __packed; /* ADD_STA_CMD_API_S_VER_10 */ /** * struct iwl_mvm_add_sta_key_common - add/modify sta key common part diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c index 2476af904f5e..0f1831b41915 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c @@ -907,7 +907,7 @@ static int iwl_mvm_mac_ctxt_cmd_listener(struct iwl_mvm *mvm, /* Allocate sniffer station */ ret = iwl_mvm_allocate_int_sta(mvm, &mvm->snif_sta, tfd_queue_msk, - vif->type); + vif->type, IWL_STA_GENERAL_PURPOSE); if (ret) return ret; @@ -1228,7 +1228,9 @@ static void iwl_mvm_mac_ctxt_cmd_fill_ap(struct iwl_mvm *mvm, cpu_to_le32(iwl_mvm_reciprocal(vif->bss_conf.beacon_int * vif->bss_conf.dtim_period)); - ctxt_ap->mcast_qid = cpu_to_le32(vif->cab_queue); + if (!fw_has_api(&mvm->fw->ucode_capa, + IWL_UCODE_TLV_API_STA_TYPE)) + ctxt_ap->mcast_qid = cpu_to_le32(vif->cab_queue); /* * Only set the beacon time when the MAC is being added, when we diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 8ee5cf1419f4..c121982d781e 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -1358,7 +1358,8 @@ static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw, * which shouldn't be in TFD mask anyway */ ret = iwl_mvm_allocate_int_sta(mvm, &mvmvif->mcast_sta, - 0, vif->type); + 0, vif->type, + IWL_STA_MULTICAST); if (ret) goto out_release; } @@ -2111,15 +2112,15 @@ static int iwl_mvm_start_ap_ibss(struct ieee80211_hw *hw, if (ret) goto out_remove; - /* Send the bcast station. At this stage the TBTT and DTIM time events - * are added and applied to the scheduler */ - ret = iwl_mvm_send_add_bcast_sta(mvm, vif); + ret = iwl_mvm_add_mcast_sta(mvm, vif); if (ret) goto out_unbind; - ret = iwl_mvm_add_mcast_sta(mvm, vif); + /* Send the bcast station. At this stage the TBTT and DTIM time events + * are added and applied to the scheduler */ + ret = iwl_mvm_send_add_bcast_sta(mvm, vif); if (ret) - goto out_rm_bcast; + goto out_rm_mcast; /* must be set before quota calculations */ mvmvif->ap_ibss_active = true; @@ -2148,9 +2149,9 @@ static int iwl_mvm_start_ap_ibss(struct ieee80211_hw *hw, out_quota_failed: iwl_mvm_power_update_mac(mvm); mvmvif->ap_ibss_active = false; - iwl_mvm_rm_mcast_sta(mvm, vif); -out_rm_bcast: iwl_mvm_send_rm_bcast_sta(mvm, vif); +out_rm_mcast: + iwl_mvm_rm_mcast_sta(mvm, vif); out_unbind: iwl_mvm_binding_remove_vif(mvm, vif); out_remove: @@ -2196,8 +2197,20 @@ static void iwl_mvm_stop_ap_ibss(struct ieee80211_hw *hw, iwl_mvm_mac_ctxt_changed(mvm, mvm->p2p_device_vif, false, NULL); iwl_mvm_update_quotas(mvm, false, NULL); - iwl_mvm_rm_mcast_sta(mvm, vif); + + /* + * This is not very nice, but the simplest: + * For older FWs removing the mcast sta before the bcast station may + * cause assert 0x2b00. + * This is fixed in later FW (which will stop beaconing when removing + * bcast station). + * So make the order of removal depend on the TLV + */ + if (!fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_STA_TYPE)) + iwl_mvm_rm_mcast_sta(mvm, vif); iwl_mvm_send_rm_bcast_sta(mvm, vif); + if (fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_STA_TYPE)) + iwl_mvm_rm_mcast_sta(mvm, vif); iwl_mvm_binding_remove_vif(mvm, vif); iwl_mvm_power_update_mac(mvm); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c index 3be7fc01b19f..d06ba5cb7297 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c @@ -77,9 +77,11 @@ */ static inline int iwl_mvm_add_sta_cmd_size(struct iwl_mvm *mvm) { - return iwl_mvm_has_new_rx_api(mvm) ? - sizeof(struct iwl_mvm_add_sta_cmd) : - sizeof(struct iwl_mvm_add_sta_cmd_v7); + if (iwl_mvm_has_new_rx_api(mvm) || + fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_STA_TYPE)) + return sizeof(struct iwl_mvm_add_sta_cmd); + else + return sizeof(struct iwl_mvm_add_sta_cmd_v7); } static int iwl_mvm_find_free_sta_id(struct iwl_mvm *mvm, @@ -126,6 +128,9 @@ int iwl_mvm_sta_send_to_fw(struct iwl_mvm *mvm, struct ieee80211_sta *sta, u32 status; u32 agg_size = 0, mpdu_dens = 0; + if (fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_STA_TYPE)) + add_sta_cmd.station_type = mvm_sta->sta_type; + if (!update || (flags & STA_MODIFY_QUEUES)) { memcpy(&add_sta_cmd.addr, sta->addr, ETH_ALEN); @@ -1342,6 +1347,7 @@ int iwl_mvm_add_sta(struct iwl_mvm *mvm, mvm_sta->max_agg_bufsize = LINK_QUAL_AGG_FRAME_LIMIT_DEF; mvm_sta->tx_protection = 0; mvm_sta->tt_tx_protection = false; + mvm_sta->sta_type = sta->tdls ? IWL_STA_TDLS_LINK : IWL_STA_LINK; /* HW restart, don't assume the memory has been zeroed */ atomic_set(&mvm->pending_frames[sta_id], 0); @@ -1725,7 +1731,8 @@ int iwl_mvm_rm_sta_id(struct iwl_mvm *mvm, int iwl_mvm_allocate_int_sta(struct iwl_mvm *mvm, struct iwl_mvm_int_sta *sta, - u32 qmask, enum nl80211_iftype iftype) + u32 qmask, enum nl80211_iftype iftype, + enum iwl_sta_type type) { if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) { sta->sta_id = iwl_mvm_find_free_sta_id(mvm, iftype); @@ -1734,6 +1741,7 @@ int iwl_mvm_allocate_int_sta(struct iwl_mvm *mvm, } sta->tfd_queue_msk = qmask; + sta->type = type; /* put a non-NULL value so iterating over the stations won't stop */ rcu_assign_pointer(mvm->fw_id_to_mac_id[sta->sta_id], ERR_PTR(-EINVAL)); @@ -1762,6 +1770,8 @@ static int iwl_mvm_add_int_sta_common(struct iwl_mvm *mvm, cmd.sta_id = sta->sta_id; cmd.mac_id_n_color = cpu_to_le32(FW_CMD_ID_AND_COLOR(mac_id, color)); + if (fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_STA_TYPE)) + cmd.station_type = sta->type; if (!iwl_mvm_has_new_tx_api(mvm)) cmd.tfd_queue_msk = cpu_to_le32(sta->tfd_queue_msk); @@ -1826,7 +1836,8 @@ int iwl_mvm_add_aux_sta(struct iwl_mvm *mvm) /* Allocate aux station and assign to it the aux queue */ ret = iwl_mvm_allocate_int_sta(mvm, &mvm->aux_sta, BIT(mvm->aux_queue), - NL80211_IFTYPE_UNSPECIFIED); + NL80211_IFTYPE_UNSPECIFIED, + IWL_STA_AUX_ACTIVITY); if (ret) return ret; @@ -2025,7 +2036,8 @@ int iwl_mvm_alloc_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif) } return iwl_mvm_allocate_int_sta(mvm, &mvmvif->bcast_sta, qmask, - ieee80211_vif_type_p2p(vif)); + ieee80211_vif_type_p2p(vif), + IWL_STA_GENERAL_PURPOSE); } /* Allocate a new station entry for the broadcast station to the given vif, @@ -2111,6 +2123,16 @@ int iwl_mvm_add_mcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif) if (WARN_ON(vif->type != NL80211_IFTYPE_AP)) return -ENOTSUPP; + /* + * While in previous FWs we had to exclude cab queue from TFD queue + * mask, now it is needed as any other queue. + */ + if (!iwl_mvm_has_new_tx_api(mvm) && + fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_STA_TYPE)) { + iwl_mvm_enable_txq(mvm, vif->cab_queue, vif->cab_queue, 0, + &cfg, timeout); + msta->tfd_queue_msk |= BIT(vif->cab_queue); + } ret = iwl_mvm_add_int_sta_common(mvm, msta, maddr, mvmvif->id, mvmvif->color); if (ret) { @@ -2121,7 +2143,9 @@ int iwl_mvm_add_mcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif) /* * Enable cab queue after the ADD_STA command is sent. * This is needed for a000 firmware which won't accept SCD_QUEUE_CFG - * command with unknown station id. + * command with unknown station id, and for FW that doesn't support + * station API since the cab queue is not included in the + * tfd_queue_mask. */ if (iwl_mvm_has_new_tx_api(mvm)) { int queue = iwl_mvm_tvqm_enable_txq(mvm, vif->cab_queue, @@ -2129,7 +2153,8 @@ int iwl_mvm_add_mcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif) IWL_MAX_TID_COUNT, timeout); mvmvif->cab_queue = queue; - } else { + } else if (!fw_has_api(&mvm->fw->ucode_capa, + IWL_UCODE_TLV_API_STA_TYPE)) { iwl_mvm_enable_txq(mvm, vif->cab_queue, vif->cab_queue, 0, &cfg, timeout); } @@ -3452,13 +3477,13 @@ void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm, /* Note: this is ignored by firmware not supporting GO uAPSD */ if (more_data) - cmd.sleep_state_flags |= cpu_to_le16(STA_SLEEP_STATE_MOREDATA); + cmd.sleep_state_flags |= STA_SLEEP_STATE_MOREDATA; if (reason == IEEE80211_FRAME_RELEASE_PSPOLL) { mvmsta->next_status_eosp = true; - cmd.sleep_state_flags |= cpu_to_le16(STA_SLEEP_STATE_PS_POLL); + cmd.sleep_state_flags |= STA_SLEEP_STATE_PS_POLL; } else { - cmd.sleep_state_flags |= cpu_to_le16(STA_SLEEP_STATE_UAPSD); + cmd.sleep_state_flags |= STA_SLEEP_STATE_UAPSD; } /* block the Tx queues until the FW updated the sleep Tx count */ @@ -3535,6 +3560,27 @@ void iwl_mvm_sta_modify_disable_tx_ap(struct iwl_mvm *mvm, spin_unlock_bh(&mvm_sta->lock); } +static void iwl_mvm_int_sta_modify_disable_tx(struct iwl_mvm *mvm, + struct iwl_mvm_vif *mvmvif, + struct iwl_mvm_int_sta *sta, + bool disable) +{ + u32 id = FW_CMD_ID_AND_COLOR(mvmvif->id, mvmvif->color); + struct iwl_mvm_add_sta_cmd cmd = { + .add_modify = STA_MODE_MODIFY, + .sta_id = sta->sta_id, + .station_flags = disable ? cpu_to_le32(STA_FLG_DISABLE_TX) : 0, + .station_flags_msk = cpu_to_le32(STA_FLG_DISABLE_TX), + .mac_id_n_color = cpu_to_le32(id), + }; + int ret; + + ret = iwl_mvm_send_cmd_pdu(mvm, ADD_STA, 0, + iwl_mvm_add_sta_cmd_size(mvm), &cmd); + if (ret) + IWL_ERR(mvm, "Failed to send ADD_STA command (%d)\n", ret); +} + void iwl_mvm_modify_all_sta_disable_tx(struct iwl_mvm *mvm, struct iwl_mvm_vif *mvmvif, bool disable) @@ -3559,6 +3605,22 @@ void iwl_mvm_modify_all_sta_disable_tx(struct iwl_mvm *mvm, iwl_mvm_sta_modify_disable_tx_ap(mvm, sta, disable); } + + if (!fw_has_api(&mvm->fw->ucode_capa, IWL_UCODE_TLV_API_STA_TYPE)) + return; + + /* Need to block/unblock also multicast station */ + if (mvmvif->mcast_sta.sta_id != IWL_MVM_INVALID_STA) + iwl_mvm_int_sta_modify_disable_tx(mvm, mvmvif, + &mvmvif->mcast_sta, disable); + + /* + * Only unblock the broadcast station (FW blocks it for immediate + * quiet, not the driver) + */ + if (!disable && mvmvif->bcast_sta.sta_id != IWL_MVM_INVALID_STA) + iwl_mvm_int_sta_modify_disable_tx(mvm, mvmvif, + &mvmvif->bcast_sta, disable); } void iwl_mvm_csa_client_absent(struct iwl_mvm *mvm, struct ieee80211_vif *vif) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.h b/drivers/net/wireless/intel/iwlwifi/mvm/sta.h index a143a8757e27..2716cb5483bf 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.h @@ -380,6 +380,7 @@ struct iwl_mvm_rxq_dup_data { * @tid_disable_agg: bitmap: if bit(tid) is set, the fw won't send ampdus for * tid. * @max_agg_bufsize: the maximal size of the AGG buffer for this station + * @sta_type: station type * @bt_reduced_txpower: is reduced tx power enabled for this station * @next_status_eosp: the next reclaimed packet is a PS-Poll response and * we need to signal the EOSP @@ -416,6 +417,7 @@ struct iwl_mvm_sta { u32 mac_id_n_color; u16 tid_disable_agg; u8 max_agg_bufsize; + enum iwl_sta_type sta_type; bool bt_reduced_txpower; bool next_status_eosp; spinlock_t lock; @@ -453,10 +455,12 @@ iwl_mvm_sta_from_mac80211(struct ieee80211_sta *sta) * struct iwl_mvm_int_sta - representation of an internal station (auxiliary or * broadcast) * @sta_id: the index of the station in the fw (will be replaced by id_n_color) + * @type: station type * @tfd_queue_msk: the tfd queues used by the station */ struct iwl_mvm_int_sta { u32 sta_id; + enum iwl_sta_type type; u32 tfd_queue_msk; }; @@ -536,7 +540,8 @@ int iwl_mvm_add_mcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif); int iwl_mvm_rm_mcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif); int iwl_mvm_allocate_int_sta(struct iwl_mvm *mvm, struct iwl_mvm_int_sta *sta, - u32 qmask, enum nl80211_iftype iftype); + u32 qmask, enum nl80211_iftype iftype, + enum iwl_sta_type type); void iwl_mvm_dealloc_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif); void iwl_mvm_dealloc_int_sta(struct iwl_mvm *mvm, struct iwl_mvm_int_sta *sta); int iwl_mvm_add_snif_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif); |
