diff options
Diffstat (limited to 'drivers/net/wireless/intel')
-rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/api/power.h | 30 | ||||
-rw-r--r-- | drivers/net/wireless/intel/iwlwifi/iwl-drv.c | 2 | ||||
-rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/coex.c | 42 | ||||
-rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/fw.c | 18 | ||||
-rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c | 49 | ||||
-rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c | 161 | ||||
-rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/mld-sta.c | 19 | ||||
-rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/mvm.h | 36 | ||||
-rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/rs.h | 9 | ||||
-rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/rx.c | 4 | ||||
-rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c | 5 | ||||
-rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/scan.c | 11 |
12 files changed, 237 insertions, 149 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/power.h b/drivers/net/wireless/intel/iwlwifi/fw/api/power.h index 0bf38243f8..ce18ef9d31 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/power.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/power.h @@ -385,6 +385,33 @@ struct iwl_dev_tx_power_cmd_v7 { __le32 timer_period; __le32 flags; } __packed; /* TX_REDUCED_POWER_API_S_VER_7 */ + +/** + * struct iwl_dev_tx_power_cmd_v8 - TX power reduction command version 8 + * @per_chain: per chain restrictions + * @enable_ack_reduction: enable or disable close range ack TX power + * reduction. + * @per_chain_restriction_changed: is per_chain_restriction has changed + * from last command. used if set_mode is + * IWL_TX_POWER_MODE_SET_SAR_TIMER. + * note: if not changed, the command is used for keep alive only. + * @reserved: reserved (padding) + * @timer_period: timer in milliseconds. if expires FW will change to default + * BIOS values. relevant if setMode is IWL_TX_POWER_MODE_SET_SAR_TIMER + * @flags: reduce power flags. + * @tpc_vlp_backoff_level: user backoff of UNII5,7 VLP channels in USA. + * Not in use. + */ +struct iwl_dev_tx_power_cmd_v8 { + __le16 per_chain[IWL_NUM_CHAIN_TABLES_V2][IWL_NUM_CHAIN_LIMITS][IWL_NUM_SUB_BANDS_V2]; + u8 enable_ack_reduction; + u8 per_chain_restriction_changed; + u8 reserved[2]; + __le32 timer_period; + __le32 flags; + __le32 tpc_vlp_backoff_level; +} __packed; /* TX_REDUCED_POWER_API_S_VER_8 */ + /** * struct iwl_dev_tx_power_cmd - TX power reduction command (multiversion) * @common: common part of the command @@ -392,6 +419,8 @@ struct iwl_dev_tx_power_cmd_v7 { * @v4: version 4 part of the command * @v5: version 5 part of the command * @v6: version 6 part of the command + * @v7: version 7 part of the command + * @v8: version 8 part of the command */ struct iwl_dev_tx_power_cmd { struct iwl_dev_tx_power_common common; @@ -401,6 +430,7 @@ struct iwl_dev_tx_power_cmd { struct iwl_dev_tx_power_cmd_v5 v5; struct iwl_dev_tx_power_cmd_v6 v6; struct iwl_dev_tx_power_cmd_v7 v7; + struct iwl_dev_tx_power_cmd_v8 v8; }; }; diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c index 1b7254569a..6c27ef2f7c 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c @@ -1821,8 +1821,8 @@ struct iwl_drv *iwl_drv_start(struct iwl_trans *trans) err_fw: #ifdef CONFIG_IWLWIFI_DEBUGFS debugfs_remove_recursive(drv->dbgfs_drv); - iwl_dbg_tlv_free(drv->trans); #endif + iwl_dbg_tlv_free(drv->trans); kfree(drv); err: return ERR_PTR(ret); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/coex.c b/drivers/net/wireless/intel/iwlwifi/mvm/coex.c index 535edb51d1..5416e41189 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/coex.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/coex.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2013-2014, 2018-2020, 2022-2023 Intel Corporation + * Copyright (C) 2013-2014, 2018-2020, 2022-2024 Intel Corporation * Copyright (C) 2013-2015 Intel Mobile Communications GmbH */ #include <linux/ieee80211.h> @@ -259,7 +259,6 @@ static void iwl_mvm_bt_coex_enable_esr(struct iwl_mvm *mvm, struct ieee80211_vif *vif, bool enable) { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - int link_id; lockdep_assert_held(&mvm->mutex); @@ -267,37 +266,22 @@ static void iwl_mvm_bt_coex_enable_esr(struct iwl_mvm *mvm, return; /* Done already */ - if (mvmvif->bt_coex_esr_disabled == !enable) + if ((mvmvif->esr_disable_reason & IWL_MVM_ESR_DISABLE_COEX) == !enable) return; - mvmvif->bt_coex_esr_disabled = !enable; - - /* Nothing to do */ - if (mvmvif->esr_active == enable) - return; - - if (enable) { - /* Try to re-enable eSR*/ - iwl_mvm_mld_select_links(mvm, vif, false); - return; - } - - /* - * Find the primary link, as we want to switch to it and drop the - * secondary one. - */ - link_id = iwl_mvm_mld_get_primary_link(mvm, vif, vif->active_links); - WARN_ON(link_id < 0); + if (enable) + mvmvif->esr_disable_reason &= ~IWL_MVM_ESR_DISABLE_COEX; + else + mvmvif->esr_disable_reason |= IWL_MVM_ESR_DISABLE_COEX; - ieee80211_set_active_links_async(vif, - vif->active_links & BIT(link_id)); + iwl_mvm_recalc_esr(mvm, vif); } /* * This function receives the LB link id and checks if eSR should be * enabled or disabled (due to BT coex) */ -bool +static bool iwl_mvm_bt_coex_calculate_esr_mode(struct iwl_mvm *mvm, struct ieee80211_vif *vif, int link_id, int primary_link) @@ -338,7 +322,7 @@ iwl_mvm_bt_coex_calculate_esr_mode(struct iwl_mvm *mvm, if (!link_rssi) wifi_loss_rate = mvm->last_bt_notif.wifi_loss_mid_high_rssi; - else if (!mvmvif->bt_coex_esr_disabled) + else if (!(mvmvif->esr_disable_reason & IWL_MVM_ESR_DISABLE_COEX)) /* RSSI needs to get really low to disable eSR... */ wifi_loss_rate = link_rssi <= -IWL_MVM_BT_COEX_DISABLE_ESR_THRESH ? @@ -354,9 +338,9 @@ iwl_mvm_bt_coex_calculate_esr_mode(struct iwl_mvm *mvm, return wifi_loss_rate <= IWL_MVM_BT_COEX_WIFI_LOSS_THRESH; } -void iwl_mvm_bt_coex_update_vif_esr(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, - int link_id) +void iwl_mvm_bt_coex_update_link_esr(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + int link_id) { unsigned long usable_links = ieee80211_vif_usable_links(vif); int primary_link = iwl_mvm_mld_get_primary_link(mvm, vif, @@ -418,7 +402,7 @@ static void iwl_mvm_bt_notif_per_link(struct iwl_mvm *mvm, return; } - iwl_mvm_bt_coex_update_vif_esr(mvm, vif, link_id); + iwl_mvm_bt_coex_update_link_esr(mvm, vif, link_id); if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_COEX_SCHEMA_2)) min_ag_for_static_smps = BT_VERY_HIGH_TRAFFIC; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c index e1c2b7fc92..855267ea6e 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c @@ -94,20 +94,10 @@ void iwl_mvm_mfu_assert_dump_notif(struct iwl_mvm *mvm, { struct iwl_rx_packet *pkt = rxb_addr(rxb); struct iwl_mfu_assert_dump_notif *mfu_dump_notif = (void *)pkt->data; - __le32 *dump_data = mfu_dump_notif->data; - int n_words = le32_to_cpu(mfu_dump_notif->data_size) / sizeof(__le32); - int i; if (mfu_dump_notif->index_num == 0) IWL_INFO(mvm, "MFUART assert id 0x%x occurred\n", le32_to_cpu(mfu_dump_notif->assert_id)); - - for (i = 0; i < n_words; i++) - IWL_DEBUG_INFO(mvm, - "MFUART assert dump, dword %u: 0x%08x\n", - le16_to_cpu(mfu_dump_notif->index_num) * - n_words + i, - le32_to_cpu(dump_data[i])); } static bool iwl_alive_fn(struct iwl_notif_wait_data *notif_wait, @@ -894,13 +884,15 @@ int iwl_mvm_sar_select_profile(struct iwl_mvm *mvm, int prof_a, int prof_b) int ret; u16 len = 0; u32 n_subbands; - u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, cmd_id, - IWL_FW_CMD_VER_UNKNOWN); - if (cmd_ver == 7) { + u8 cmd_ver = iwl_fw_lookup_cmd_ver(mvm->fw, cmd_id, 3); + + if (cmd_ver >= 7) { len = sizeof(cmd.v7); n_subbands = IWL_NUM_SUB_BANDS_V2; per_chain = cmd.v7.per_chain[0][0]; cmd.v7.flags = cpu_to_le32(mvm->fwrt.reduced_power_flags); + if (cmd_ver == 8) + len = sizeof(cmd.v8); } else if (cmd_ver == 6) { len = sizeof(cmd.v6); n_subbands = IWL_NUM_SUB_BANDS_V2; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 8f4b063d62..5f6b16d3fc 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -1399,7 +1399,9 @@ int iwl_mvm_set_tx_power(struct iwl_mvm *mvm, struct ieee80211_vif *vif, if (tx_power == IWL_DEFAULT_MAX_TX_POWER) cmd.common.pwr_restriction = cpu_to_le16(IWL_DEV_MAX_TX_POWER); - if (cmd_ver == 7) + if (cmd_ver == 8) + len = sizeof(cmd.v8); + else if (cmd_ver == 7) len = sizeof(cmd.v7); else if (cmd_ver == 6) len = sizeof(cmd.v6); @@ -1564,6 +1566,17 @@ static int iwl_mvm_alloc_bcast_mcast_sta(struct iwl_mvm *mvm, IWL_STA_MULTICAST); } +void iwl_mvm_mac_init_mvmvif(struct iwl_mvm *mvm, struct iwl_mvm_vif *mvmvif) +{ + lockdep_assert_held(&mvm->mutex); + + if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) + return; + + INIT_DELAYED_WORK(&mvmvif->csa_work, + iwl_mvm_channel_switch_disconnect_wk); +} + static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { @@ -1574,6 +1587,8 @@ static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw, mutex_lock(&mvm->mutex); + iwl_mvm_mac_init_mvmvif(mvm, mvmvif); + mvmvif->mvm = mvm; /* the first link always points to the default one */ @@ -1651,15 +1666,10 @@ static int iwl_mvm_mac_add_interface(struct ieee80211_hw *hw, IEEE80211_VIF_SUPPORTS_CQM_RSSI; } - if (vif->p2p || iwl_fw_lookup_cmd_ver(mvm->fw, PHY_CONTEXT_CMD, 1) < 5) - vif->driver_flags |= IEEE80211_VIF_IGNORE_OFDMA_WIDER_BW; - if (vif->type == NL80211_IFTYPE_P2P_DEVICE) mvm->p2p_device_vif = vif; iwl_mvm_tcm_add_vif(mvm, vif); - INIT_DELAYED_WORK(&mvmvif->csa_work, - iwl_mvm_channel_switch_disconnect_wk); if (vif->type == NL80211_IFTYPE_MONITOR) { mvm->monitor_on = true; @@ -1697,6 +1707,8 @@ out: void iwl_mvm_prepare_mac_removal(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + if (vif->type == NL80211_IFTYPE_P2P_DEVICE) { /* * Flush the ROC worker which will flush the OFFCHANNEL queue. @@ -1705,6 +1717,8 @@ void iwl_mvm_prepare_mac_removal(struct iwl_mvm *mvm, */ flush_work(&mvm->roc_done_wk); } + + cancel_delayed_work_sync(&mvmvif->csa_work); } /* This function is doing the common part of removing the interface for @@ -3792,6 +3806,24 @@ out: return callbacks->update_sta(mvm, vif, sta); } +static void iwl_mvm_bt_coex_update_vif_esr(struct iwl_mvm *mvm, + struct ieee80211_vif *vif) +{ + unsigned long usable_links = ieee80211_vif_usable_links(vif); + u8 link_id; + + for_each_set_bit(link_id, &usable_links, IEEE80211_MLD_MAX_NUM_LINKS) { + struct ieee80211_bss_conf *link_conf = + link_conf_dereference_protected(vif, link_id); + + if (WARN_ON_ONCE(!link_conf)) + return; + + if (link_conf->chanreq.oper.chan->band == NL80211_BAND_2GHZ) + iwl_mvm_bt_coex_update_link_esr(mvm, vif, link_id); + } +} + static int iwl_mvm_sta_state_assoc_to_authorized(struct iwl_mvm *mvm, struct ieee80211_vif *vif, @@ -3819,6 +3851,9 @@ iwl_mvm_sta_state_assoc_to_authorized(struct iwl_mvm *mvm, callbacks->mac_ctxt_changed(mvm, vif, false); iwl_mvm_mei_host_associated(mvm, vif, mvm_sta); + /* Calculate eSR mode due to BT coex */ + iwl_mvm_bt_coex_update_vif_esr(mvm, vif); + /* when client is authorized (AP station marked as such), * try to enable more links */ @@ -4608,7 +4643,7 @@ static int iwl_mvm_roc_station(struct iwl_mvm *mvm, if (fw_ver == IWL_FW_CMD_VER_UNKNOWN) { ret = iwl_mvm_send_aux_roc_cmd(mvm, channel, vif, duration); - } else if (fw_ver == 3) { + } else if (fw_ver >= 3) { ret = iwl_mvm_roc_add_cmd(mvm, channel, vif, duration, ROC_ACTIVITY_HOTSPOT); } else { diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c index 084314bf6f..43f3002ede 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c @@ -14,6 +14,8 @@ static int iwl_mvm_mld_mac_add_interface(struct ieee80211_hw *hw, mutex_lock(&mvm->mutex); + iwl_mvm_mac_init_mvmvif(mvm, mvmvif); + mvmvif->mvm = mvm; /* Not much to do here. The stack will not allow interface @@ -73,8 +75,6 @@ static int iwl_mvm_mld_mac_add_interface(struct ieee80211_hw *hw, goto out_free_bf; iwl_mvm_tcm_add_vif(mvm, vif); - INIT_DELAYED_WORK(&mvmvif->csa_work, - iwl_mvm_channel_switch_disconnect_wk); if (vif->type == NL80211_IFTYPE_MONITOR) { mvm->monitor_on = true; @@ -92,6 +92,9 @@ static int iwl_mvm_mld_mac_add_interface(struct ieee80211_hw *hw, mvm->csme_vif = vif; } + if (vif->p2p || iwl_fw_lookup_cmd_ver(mvm->fw, PHY_CONTEXT_CMD, 1) < 5) + vif->driver_flags |= IEEE80211_VIF_IGNORE_OFDMA_WIDER_BW; + goto out_unlock; out_free_bf: @@ -189,17 +192,13 @@ static void iwl_mvm_mld_mac_remove_interface(struct ieee80211_hw *hw, mutex_unlock(&mvm->mutex); } -static unsigned int iwl_mvm_mld_count_active_links(struct ieee80211_vif *vif) +static unsigned int iwl_mvm_mld_count_active_links(struct iwl_mvm_vif *mvmvif) { unsigned int n_active = 0; int i; for (i = 0; i < IEEE80211_MLD_MAX_NUM_LINKS; i++) { - struct ieee80211_bss_conf *link_conf; - - link_conf = link_conf_dereference_protected(vif, i); - if (link_conf && - rcu_access_pointer(link_conf->chanctx_conf)) + if (mvmvif->link[i] && mvmvif->link[i]->phy_ctxt) n_active++; } @@ -245,18 +244,18 @@ __iwl_mvm_mld_assign_vif_chanctx(struct iwl_mvm *mvm, { u16 *phy_ctxt_id = (u16 *)ctx->drv_priv; struct iwl_mvm_phy_ctxt *phy_ctxt = &mvm->phy_ctxts[*phy_ctxt_id]; - unsigned int n_active = iwl_mvm_mld_count_active_links(vif); struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + unsigned int n_active = iwl_mvm_mld_count_active_links(mvmvif); unsigned int link_id = link_conf->link_id; int ret; - /* if the assigned one was not counted yet, count it now */ - if (!rcu_access_pointer(link_conf->chanctx_conf)) - n_active++; - if (WARN_ON_ONCE(!mvmvif->link[link_id])) return -EINVAL; + /* if the assigned one was not counted yet, count it now */ + if (!mvmvif->link[link_id]->phy_ctxt) + n_active++; + /* mac parameters such as HE support can change at this stage * For sta, need first to configure correct state from drv_sta_state * and only after that update mac config. @@ -296,13 +295,8 @@ __iwl_mvm_mld_assign_vif_chanctx(struct iwl_mvm *mvm, * this needs the phy context assigned (and in FW?), and we cannot * do it later because it needs to be initialized as soon as we're * able to TX on the link, i.e. when active. - * - * Firmware restart isn't quite correct yet for MLO, but we don't - * need to do it in that case anyway since it will happen from the - * normal station state callback. */ - if (mvmvif->ap_sta && - !test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) { + if (mvmvif->ap_sta) { struct ieee80211_link_sta *link_sta; rcu_read_lock(); @@ -416,7 +410,7 @@ __iwl_mvm_mld_unassign_vif_chanctx(struct iwl_mvm *mvm, { struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - unsigned int n_active = iwl_mvm_mld_count_active_links(vif); + unsigned int n_active = iwl_mvm_mld_count_active_links(mvmvif); unsigned int link_id = link_conf->link_id; /* shouldn't happen, but verify link_id is valid before accessing */ @@ -608,10 +602,49 @@ struct iwl_mvm_link_sel_data { bool active; }; -static bool iwl_mvm_mld_valid_link_pair(struct iwl_mvm_link_sel_data *a, +static bool iwl_mvm_mld_valid_link_pair(struct ieee80211_vif *vif, + struct iwl_mvm_link_sel_data *a, struct iwl_mvm_link_sel_data *b) { - return a->band != b->band; + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + + if (a->band == b->band) + return false; + + /* BT Coex effects eSR mode only if one of the link is on LB */ + if (a->band == NL80211_BAND_2GHZ || b->band == NL80211_BAND_2GHZ) + return !(mvmvif->esr_disable_reason & IWL_MVM_ESR_DISABLE_COEX); + + return true; +} + +static u8 +iwl_mvm_set_link_selection_data(struct ieee80211_vif *vif, + struct iwl_mvm_link_sel_data *data, + unsigned long usable_links) +{ + u8 n_data = 0; + unsigned long link_id; + + rcu_read_lock(); + + for_each_set_bit(link_id, &usable_links, IEEE80211_MLD_MAX_NUM_LINKS) { + struct ieee80211_bss_conf *link_conf = + rcu_dereference(vif->link_conf[link_id]); + + if (WARN_ON_ONCE(!link_conf)) + continue; + + data[n_data].link_id = link_id; + data[n_data].band = link_conf->chanreq.oper.chan->band; + data[n_data].width = link_conf->chanreq.oper.width; + data[n_data].active = vif->active_links & BIT(link_id); + n_data++; + } + + rcu_read_unlock(); + + return n_data; } void iwl_mvm_mld_select_links(struct iwl_mvm *mvm, struct ieee80211_vif *vif, @@ -621,7 +654,7 @@ void iwl_mvm_mld_select_links(struct iwl_mvm *mvm, struct ieee80211_vif *vif, unsigned long usable_links = ieee80211_vif_usable_links(vif); u32 max_active_links = iwl_mvm_max_active_links(mvm, vif); u16 new_active_links; - u8 link_id, n_data = 0, i, j; + u8 n_data, i, j; if (!IWL_MVM_AUTO_EML_ENABLE) return; @@ -646,23 +679,7 @@ void iwl_mvm_mld_select_links(struct iwl_mvm *mvm, struct ieee80211_vif *vif, if (hweight16(vif->active_links) == max_active_links) return; - rcu_read_lock(); - - for_each_set_bit(link_id, &usable_links, IEEE80211_MLD_MAX_NUM_LINKS) { - struct ieee80211_bss_conf *link_conf = - rcu_dereference(vif->link_conf[link_id]); - - if (WARN_ON_ONCE(!link_conf)) - continue; - - data[n_data].link_id = link_id; - data[n_data].band = link_conf->chanreq.oper.chan->band; - data[n_data].width = link_conf->chanreq.oper.width; - data[n_data].active = vif->active_links & BIT(link_id); - n_data++; - } - - rcu_read_unlock(); + n_data = iwl_mvm_set_link_selection_data(vif, data, usable_links); /* this is expected to be the current active link */ if (n_data == 1) @@ -686,7 +703,8 @@ void iwl_mvm_mld_select_links(struct iwl_mvm *mvm, struct ieee80211_vif *vif, if (i == j) continue; - if (iwl_mvm_mld_valid_link_pair(&data[i], &data[j])) + if (iwl_mvm_mld_valid_link_pair(vif, &data[i], + &data[j])) break; } @@ -702,7 +720,7 @@ void iwl_mvm_mld_select_links(struct iwl_mvm *mvm, struct ieee80211_vif *vif, if (i == j) continue; - if (iwl_mvm_mld_valid_link_pair(&data[i], + if (iwl_mvm_mld_valid_link_pair(vif, &data[i], &data[j])) break; } @@ -1264,6 +1282,33 @@ int iwl_mvm_mld_get_primary_link(struct iwl_mvm *mvm, return data[1].link_id; } +void iwl_mvm_recalc_esr(struct iwl_mvm *mvm, struct ieee80211_vif *vif) +{ + struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); + bool enable = !mvmvif->esr_disable_reason; + int link_id; + + /* Nothing to do */ + if (mvmvif->esr_active == enable) + return; + + if (enable) { + /* Try to re-enable eSR */ + iwl_mvm_mld_select_links(mvm, vif, false); + return; + } + + /* + * Find the primary link, as we want to switch to it and drop the + * secondary one. + */ + link_id = iwl_mvm_mld_get_primary_link(mvm, vif, vif->active_links); + WARN_ON(link_id < 0); + + ieee80211_set_active_links_async(vif, + vif->active_links & BIT(link_id)); +} + /* * This function receives a bitmap of usable links and check if we can enter * eSR on those links. @@ -1272,14 +1317,13 @@ static bool iwl_mvm_can_enter_esr(struct iwl_mvm *mvm, struct ieee80211_vif *vif, unsigned long desired_links) { - struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - int primary_link = iwl_mvm_mld_get_primary_link(mvm, vif, - desired_links); + u16 usable_links = ieee80211_vif_usable_links(vif); + struct iwl_mvm_link_sel_data data[IEEE80211_MLD_MAX_NUM_LINKS]; const struct wiphy_iftype_ext_capab *ext_capa; - bool ret = true; - int link_id; + u8 n_data; - if (primary_link < 0) + if (!ieee80211_vif_is_mld(vif) || !vif->cfg.assoc || + hweight16(usable_links) <= 1) return false; if (!(vif->cfg.eml_cap & IEEE80211_EML_CAP_EMLSR_SUPP)) @@ -1291,26 +1335,13 @@ static bool iwl_mvm_can_enter_esr(struct iwl_mvm *mvm, !(ext_capa->eml_capabilities & IEEE80211_EML_CAP_EMLSR_SUPP)) return false; - for_each_set_bit(link_id, &desired_links, IEEE80211_MLD_MAX_NUM_LINKS) { - struct ieee80211_bss_conf *link_conf = - link_conf_dereference_protected(vif, link_id); - - if (WARN_ON_ONCE(!link_conf)) - continue; + n_data = iwl_mvm_set_link_selection_data(vif, data, desired_links); - /* BT Coex effects eSR mode only if one of the link is on LB */ - if (link_conf->chanreq.oper.chan->band != NL80211_BAND_2GHZ) - continue; + if (n_data != 2) + return false; - ret = iwl_mvm_bt_coex_calculate_esr_mode(mvm, vif, link_id, - primary_link); - // Mark eSR as disabled for the next time - if (!ret) - mvmvif->bt_coex_esr_disabled = true; - break; - } - return ret; + return iwl_mvm_mld_valid_link_pair(vif, &data[0], &data[1]); } static bool iwl_mvm_mld_can_activate_links(struct ieee80211_hw *hw, diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mld-sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/mld-sta.c index 23e64a757c..36dc291d98 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mld-sta.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mld-sta.c @@ -9,7 +9,9 @@ u32 iwl_mvm_sta_fw_id_mask(struct iwl_mvm *mvm, struct ieee80211_sta *sta, int filter_link_id) { + struct ieee80211_link_sta *link_sta; struct iwl_mvm_sta *mvmsta; + struct ieee80211_vif *vif; unsigned int link_id; u32 result = 0; @@ -17,26 +19,27 @@ u32 iwl_mvm_sta_fw_id_mask(struct iwl_mvm *mvm, struct ieee80211_sta *sta, return 0; mvmsta = iwl_mvm_sta_from_mac80211(sta); + vif = mvmsta->vif; /* it's easy when the STA is not an MLD */ if (!sta->valid_links) return BIT(mvmsta->deflink.sta_id); /* but if it is an MLD, get the mask of all the FW STAs it has ... */ - for (link_id = 0; link_id < ARRAY_SIZE(mvmsta->link); link_id++) { - struct iwl_mvm_link_sta *link_sta; + for_each_sta_active_link(vif, sta, link_sta, link_id) { + struct iwl_mvm_link_sta *mvm_link_sta; /* unless we have a specific link in mind */ if (filter_link_id >= 0 && link_id != filter_link_id) continue; - link_sta = + mvm_link_sta = rcu_dereference_check(mvmsta->link[link_id], lockdep_is_held(&mvm->mutex)); - if (!link_sta) + if (!mvm_link_sta) continue; - result |= BIT(link_sta->sta_id); + result |= BIT(mvm_link_sta->sta_id); } return result; @@ -582,14 +585,14 @@ static int iwl_mvm_mld_alloc_sta_links(struct iwl_mvm *mvm, struct ieee80211_sta *sta) { struct iwl_mvm_sta *mvm_sta = iwl_mvm_sta_from_mac80211(sta); + struct ieee80211_link_sta *link_sta; unsigned int link_id; int ret; lockdep_assert_held(&mvm->mutex); - for (link_id = 0; link_id < ARRAY_SIZE(sta->link); link_id++) { - if (!rcu_access_pointer(sta->link[link_id]) || - mvm_sta->link[link_id]) + for_each_sta_active_link(vif, sta, link_sta, link_id) { + if (WARN_ON(mvm_sta->link[link_id])) continue; ret = iwl_mvm_mld_alloc_sta_link(mvm, vif, sta, link_id); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h index f0b24f0093..d1ab35eb55 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h @@ -347,6 +347,14 @@ struct iwl_mvm_vif_link_info { }; /** + * enum iwl_mvm_esr_disable_reason - reasons for which we can't enable EMLSR + * @IWL_MVM_ESR_DISABLE_COEX: COEX is preventing the enablement of EMLSR + */ +enum iwl_mvm_esr_disable_reason { + IWL_MVM_ESR_DISABLE_COEX = BIT(0), +}; + +/** * struct iwl_mvm_vif - data per Virtual Interface, it is a MAC context * @mvm: pointer back to the mvm struct * @id: between 0 and 3 @@ -361,7 +369,6 @@ struct iwl_mvm_vif_link_info { * @pm_enabled - indicate if MAC power management is allowed * @monitor_active: indicates that monitor context is configured, and that the * interface should get quota etc. - * @bt_coex_esr_disabled: indicates if esr is disabled due to bt coex * @low_latency: bit flags for low latency * see enum &iwl_mvm_low_latency_cause for causes. * @low_latency_actual: boolean, indicates low latency is set, @@ -378,6 +385,7 @@ struct iwl_mvm_vif_link_info { * @deflink: default link data for use in non-MLO * @link: link data for each link in MLO * @esr_active: indicates eSR mode is active + * @esr_disable_reason: a bitmap of enum iwl_mvm_esr_disable_reason * @pm_enabled: indicates powersave is enabled */ struct iwl_mvm_vif { @@ -392,7 +400,6 @@ struct iwl_mvm_vif { bool pm_enabled; bool monitor_active; bool esr_active; - bool bt_coex_esr_disabled; u8 low_latency: 6; u8 low_latency_actual: 1; @@ -400,6 +407,7 @@ struct iwl_mvm_vif { u8 authorized:1; bool ps_disabled; + u32 esr_disable_reason; u32 ap_beacon_time; struct iwl_mvm_vif_bf_data bf_data; @@ -1572,15 +1580,14 @@ static inline int iwl_mvm_max_active_links(struct iwl_mvm *mvm, struct iwl_trans *trans = mvm->fwrt.trans; struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - lockdep_assert_held(&mvm->mutex); - if (vif->type == NL80211_IFTYPE_AP) return mvm->fw->ucode_capa.num_beacons; + /* Check if HW supports eSR or STR */ if ((iwl_mvm_is_esr_supported(trans) && - !mvmvif->bt_coex_esr_disabled) || - ((CSR_HW_RFID_TYPE(trans->hw_rf_id) == IWL_CFG_RF_TYPE_FM && - CSR_HW_RFID_IS_CDB(trans->hw_rf_id)))) + !(mvmvif->esr_disable_reason & ~IWL_MVM_ESR_DISABLE_COEX)) || + (CSR_HW_RFID_TYPE(trans->hw_rf_id) == IWL_CFG_RF_TYPE_FM && + CSR_HW_RFID_IS_CDB(trans->hw_rf_id))) return IWL_MVM_FW_MAX_ACTIVE_LINKS_NUM; return 1; @@ -1776,6 +1783,8 @@ int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm); int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm); +void iwl_mvm_mac_init_mvmvif(struct iwl_mvm *mvm, struct iwl_mvm_vif *mvmvif); + /* * FW notifications / CMD responses handlers * Convention: iwl_mvm_rx_<NAME OF THE CMD> @@ -2133,12 +2142,9 @@ bool iwl_mvm_bt_coex_is_tpc_allowed(struct iwl_mvm *mvm, u8 iwl_mvm_bt_coex_get_single_ant_msk(struct iwl_mvm *mvm, u8 enabled_ants); u8 iwl_mvm_bt_coex_tx_prio(struct iwl_mvm *mvm, struct ieee80211_hdr *hdr, struct ieee80211_tx_info *info, u8 ac); -bool iwl_mvm_bt_coex_calculate_esr_mode(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, - int link_id, int primary_link); -void iwl_mvm_bt_coex_update_vif_esr(struct iwl_mvm *mvm, - struct ieee80211_vif *vif, - int link_id); +void iwl_mvm_bt_coex_update_link_esr(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + int link_id); /* beacon filtering */ #ifdef CONFIG_IWLWIFI_DEBUGFS @@ -2779,4 +2785,8 @@ int iwl_mvm_roc_add_cmd(struct iwl_mvm *mvm, struct ieee80211_channel *channel, struct ieee80211_vif *vif, int duration, u32 activity); + +/* EMLSR */ +void iwl_mvm_recalc_esr(struct iwl_mvm *mvm, struct ieee80211_vif *vif); + #endif /* __IWL_MVM_H__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rs.h b/drivers/net/wireless/intel/iwlwifi/mvm/rs.h index 376b23b409..6cd4ec4d8f 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rs.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rs.h @@ -122,13 +122,8 @@ enum { #define LINK_QUAL_AGG_FRAME_LIMIT_DEF (63) #define LINK_QUAL_AGG_FRAME_LIMIT_MAX (63) -/* - * FIXME - various places in firmware API still use u8, - * e.g. LQ command and SCD config command. - * This should be 256 instead. - */ -#define LINK_QUAL_AGG_FRAME_LIMIT_GEN2_DEF (255) -#define LINK_QUAL_AGG_FRAME_LIMIT_GEN2_MAX (255) +#define LINK_QUAL_AGG_FRAME_LIMIT_GEN2_DEF (64) +#define LINK_QUAL_AGG_FRAME_LIMIT_GEN2_MAX (64) #define LINK_QUAL_AGG_FRAME_LIMIT_MIN (0) #define LQ_SIZE 2 /* 2 mode tables: "Active" and "Search" */ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rx.c b/drivers/net/wireless/intel/iwlwifi/mvm/rx.c index b1add7942c..395aef04f6 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rx.c @@ -889,8 +889,8 @@ iwl_mvm_stat_iterator_all_links(struct iwl_mvm *mvm, if (link_info->phy_ctxt && link_info->phy_ctxt->channel->band == NL80211_BAND_2GHZ) - iwl_mvm_bt_coex_update_vif_esr(mvm, bss_conf->vif, - link_id); + iwl_mvm_bt_coex_update_link_esr(mvm, bss_conf->vif, + link_id); /* make sure that beacon statistics don't go backwards with TCM * request to clear statistics diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c index ce8d83c771..8ac5c045fc 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c @@ -2456,8 +2456,11 @@ void iwl_mvm_rx_monitor_no_data(struct iwl_mvm *mvm, struct napi_struct *napi, * * We mark it as mac header, for upper layers to know where * all radio tap header ends. + * + * Since data doesn't move data while putting data on skb and that is + * the only way we use, data + len is the next place that hdr would be put */ - skb_reset_mac_header(skb); + skb_set_mac_header(skb, skb->len); /* * Override the nss from the rx_vec since the rate_n_flags has diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c index 11559563ae..525d8efcc1 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c @@ -1303,7 +1303,7 @@ static void iwl_mvm_scan_umac_dwell(struct iwl_mvm *mvm, if (IWL_MVM_ADWELL_MAX_BUDGET) cmd->v7.adwell_max_budget = cpu_to_le16(IWL_MVM_ADWELL_MAX_BUDGET); - else if (params->ssids && params->ssids[0].ssid_len) + else if (params->n_ssids && params->ssids[0].ssid_len) cmd->v7.adwell_max_budget = cpu_to_le16(IWL_SCAN_ADWELL_MAX_BUDGET_DIRECTED_SCAN); else @@ -1405,7 +1405,7 @@ iwl_mvm_scan_umac_dwell_v11(struct iwl_mvm *mvm, if (IWL_MVM_ADWELL_MAX_BUDGET) general_params->adwell_max_budget = cpu_to_le16(IWL_MVM_ADWELL_MAX_BUDGET); - else if (params->ssids && params->ssids[0].ssid_len) + else if (params->n_ssids && params->ssids[0].ssid_len) general_params->adwell_max_budget = cpu_to_le16(IWL_SCAN_ADWELL_MAX_BUDGET_DIRECTED_SCAN); else @@ -3171,8 +3171,13 @@ void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm, struct iwl_mvm_vif_link_info *link_info = scan_vif->link[mvm->scan_link_id]; - if (!WARN_ON(!link_info)) + /* It is possible that by the time the scan is complete the link + * was already removed and is not valid. + */ + if (link_info) memcpy(info.tsf_bssid, link_info->bssid, ETH_ALEN); + else + IWL_DEBUG_SCAN(mvm, "Scan link is no longer valid\n"); ieee80211_scan_completed(mvm->hw, &info); mvm->scan_vif = NULL; |