From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 771D0C433EF for ; Wed, 1 Dec 2021 07:18:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1347184AbhLAHVa (ORCPT ); Wed, 1 Dec 2021 02:21:30 -0500 Received: from alexa-out-sd-01.qualcomm.com ([199.106.114.38]:47021 "EHLO alexa-out-sd-01.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1347178AbhLAHV3 (ORCPT ); Wed, 1 Dec 2021 02:21:29 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1638343089; x=1669879089; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=j12FMvI3HpG89rtVOuq94JgnnGyuGqwrkYeOIWa2vBw=; b=hfG+DVa3qRyUy2EhLl6DOwLIxyJc0cGrNYnor6S0tTXiRz9ioCKHTrvu OSOpGnQY+BOh5VJI1fNW8jVRyveYWdBOo8CU8X2JEML2oPQRnbgNIxYzl fOkFZ/wvYy3ATlKrLznEkXGz3tDV2sPYl/v2njMUfzOAX/YYi4CQOIW0d o=; Received: from unknown (HELO ironmsg03-sd.qualcomm.com) ([10.53.140.143]) by alexa-out-sd-01.qualcomm.com with ESMTP; 30 Nov 2021 23:18:09 -0800 X-QCInternal: smtphost Received: from nasanex01c.na.qualcomm.com ([10.47.97.222]) by ironmsg03-sd.qualcomm.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Nov 2021 23:18:08 -0800 Received: from nalasex01a.na.qualcomm.com (10.47.209.196) by nasanex01c.na.qualcomm.com (10.47.97.222) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.922.19; Tue, 30 Nov 2021 23:18:08 -0800 Received: from wgong-HP3-Z230-SFF-Workstation.qca.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.922.19; Tue, 30 Nov 2021 23:18:05 -0800 From: Wen Gong To: CC: , Subject: [PATCH v3 3/3] ath11k: add 11d scan offload support Date: Wed, 1 Dec 2021 02:17:45 -0500 Message-ID: <20211201071745.17746-4-quic_wgong@quicinc.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20211201071745.17746-1-quic_wgong@quicinc.com> References: <20211201071745.17746-1-quic_wgong@quicinc.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01a.na.qualcomm.com (10.47.209.196) Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Add handler for WMI_11D_NEW_COUNTRY_EVENTID, WMI_11D_SCAN_START_CMDID, WMI_11D_SCAN_STOP_CMDID. After vdev create for STATION, send WMI_11D_SCAN_START_CMDID to firmware and wait firmware complete it, the scan from mac80211 also need to wait the 11d scan finished, and send WMI_11D_SCAN_STOP_CMDID to firmware before vdev delete for STATION. Tested-on: QCA6390 hw2.0 PCI WLAN.HST.1.0.1-01230-QCAHSTSWPLZ_V2_TO_X86-1 Signed-off-by: Wen Gong --- drivers/net/wireless/ath/ath11k/core.c | 31 +++++ drivers/net/wireless/ath/ath11k/core.h | 9 ++ drivers/net/wireless/ath/ath11k/mac.c | 163 ++++++++++++++++++++++++- drivers/net/wireless/ath/ath11k/mac.h | 7 ++ drivers/net/wireless/ath/ath11k/reg.c | 15 +++ drivers/net/wireless/ath/ath11k/wmi.c | 109 +++++++++++++++++ drivers/net/wireless/ath/ath11k/wmi.h | 27 ++++ 7 files changed, 360 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath11k/core.c b/drivers/net/wireless/ath/ath11k/core.c index a3a9bfef0c38..cd7e568a6c07 100644 --- a/drivers/net/wireless/ath/ath11k/core.c +++ b/drivers/net/wireless/ath/ath11k/core.c @@ -1122,6 +1122,7 @@ void ath11k_core_halt(struct ath11k *ar) ath11k_mac_peer_cleanup_all(ar); cancel_delayed_work_sync(&ar->scan.timeout); cancel_work_sync(&ar->regd_update_work); + cancel_work_sync(&ab->update_11d_work); rcu_assign_pointer(ab->pdevs_active[ar->pdev_idx], NULL); synchronize_rcu(); @@ -1129,6 +1130,34 @@ void ath11k_core_halt(struct ath11k *ar) idr_init(&ar->txmgmt_idr); } +static void ath11k_update_11d(struct work_struct *work) +{ + struct ath11k_base *ab = container_of(work, struct ath11k_base, update_11d_work); + struct ath11k *ar; + struct ath11k_pdev *pdev; + struct wmi_set_current_country_params set_current_param = {}; + int ret, i; + + spin_lock_bh(&ab->base_lock); + memcpy(&set_current_param.alpha2, &ab->new_alpha2, 2); + spin_unlock_bh(&ab->base_lock); + + ath11k_dbg(ab, ATH11K_DBG_WMI, "update 11d new cc %c%c\n", + set_current_param.alpha2[0], + set_current_param.alpha2[1]); + + for (i = 0; i < ab->num_radios; i++) { + pdev = &ab->pdevs[i]; + ar = pdev->ar; + + ret = ath11k_wmi_send_set_current_country_cmd(ar, &set_current_param); + if (ret) + ath11k_warn(ar->ab, + "pdev id %d failed set current country code: %d\n", + i, ret); + } +} + static void ath11k_core_restart(struct work_struct *work) { struct ath11k_base *ab = container_of(work, struct ath11k_base, restart_work); @@ -1298,12 +1327,14 @@ struct ath11k_base *ath11k_core_alloc(struct device *dev, size_t priv_size, mutex_init(&ab->core_lock); spin_lock_init(&ab->base_lock); + mutex_init(&ab->vdev_id_11d_lock); INIT_LIST_HEAD(&ab->peers); init_waitqueue_head(&ab->peer_mapping_wq); init_waitqueue_head(&ab->wmi_ab.tx_credits_wq); init_waitqueue_head(&ab->qmi.cold_boot_waitq); INIT_WORK(&ab->restart_work, ath11k_core_restart); + INIT_WORK(&ab->update_11d_work, ath11k_update_11d); timer_setup(&ab->rx_replenish_retry, ath11k_ce_rx_replenish_retry, 0); init_completion(&ab->htc_suspend); init_completion(&ab->wow.wakeup_completed); diff --git a/drivers/net/wireless/ath/ath11k/core.h b/drivers/net/wireless/ath/ath11k/core.h index 7b1770ae0e7c..89a47d63e088 100644 --- a/drivers/net/wireless/ath/ath11k/core.h +++ b/drivers/net/wireless/ath/ath11k/core.h @@ -587,6 +587,11 @@ struct ath11k { #endif bool dfs_block_radar_events; struct ath11k_thermal thermal; + u32 vdev_id_11d_scan; + struct completion finish_11d_scan; + struct completion finish_11d_ch_list; + bool pending_11d; + bool regdom_set_by_user; }; struct ath11k_band_cap { @@ -761,6 +766,8 @@ struct ath11k_base { struct completion driver_recovery; struct workqueue_struct *workqueue; struct work_struct restart_work; + struct work_struct update_11d_work; + u8 new_alpha2[3]; struct { /* protected by data_lock */ u32 fw_crash_counter; @@ -770,6 +777,8 @@ struct ath11k_base { struct ath11k_dbring_cap *db_caps; u32 num_db_cap; + /* To synchronize 11d scan vdev id */ + struct mutex vdev_id_11d_lock; struct timer_list mon_reap_timer; struct completion htc_suspend; diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c index 06d20658586a..de897a7500c6 100644 --- a/drivers/net/wireless/ath/ath11k/mac.c +++ b/drivers/net/wireless/ath/ath11k/mac.c @@ -2680,6 +2680,8 @@ static void ath11k_bss_assoc(struct ieee80211_hw *hw, if (ret) ath11k_warn(ar->ab, "failed to set vdev %i OBSS PD parameters: %d\n", arvif->vdev_id, ret); + + ath11k_mac_11d_scan_stop_all(ar->ab); } static void ath11k_bss_disassoc(struct ieee80211_hw *hw, @@ -3409,6 +3411,7 @@ static int ath11k_start_scan(struct ath11k *ar, struct scan_req_params *arg) { int ret; + unsigned long timeout = 1 * HZ; lockdep_assert_held(&ar->conf_mutex); @@ -3419,7 +3422,14 @@ static int ath11k_start_scan(struct ath11k *ar, if (ret) return ret; - ret = wait_for_completion_timeout(&ar->scan.started, 1 * HZ); + if (test_bit(WMI_TLV_SERVICE_11D_OFFLOAD, ar->ab->wmi_ab.svc_map)) { + timeout = 5 * HZ; + + if (ar->supports_6ghz) + timeout += 5 * HZ; + } + + ret = wait_for_completion_timeout(&ar->scan.started, timeout); if (ret == 0) { ret = ath11k_scan_stop(ar); if (ret) @@ -3476,6 +3486,26 @@ static int ath11k_mac_op_hw_scan(struct ieee80211_hw *hw, if (ret) goto exit; + /* Currently the pending_11d=true only happened 1 time while + * wlan interface up in ath11k_mac_11d_scan_start(), it is called by + * ath11k_mac_op_add_interface(), after wlan interface up, + * pending_11d=false always. + * If remove below wait, it always happened scan fail and lead connect + * fail while wlan interface up, because it has a 11d scan which is running + * in firmware, and lead this scan failed. + */ + if (ar->pending_11d) { + long time_left; + unsigned long timeout = 5 * HZ; + + if (ar->supports_6ghz) + timeout += 5 * HZ; + + time_left = wait_for_completion_timeout(&ar->finish_11d_ch_list, timeout); + ath11k_dbg(ar->ab, ATH11K_DBG_MAC, + "mac wait 11d channel list time left %ld\n", time_left); + } + memset(&arg, 0, sizeof(arg)); ath11k_wmi_start_scan_init(ar, &arg); arg.vdev_id = arvif->vdev_id; @@ -5620,6 +5650,7 @@ static void ath11k_mac_op_stop(struct ieee80211_hw *hw) cancel_delayed_work_sync(&ar->scan.timeout); cancel_work_sync(&ar->regd_update_work); + cancel_work_sync(&ar->ab->update_11d_work); spin_lock_bh(&ar->data_lock); list_for_each_entry_safe(ppdu_stats, tmp, &ar->ppdu_stats_info, list) { @@ -5773,6 +5804,122 @@ static void ath11k_mac_op_update_vif_offload(struct ieee80211_hw *hw, } } +static bool ath11k_mac_vif_ap_active_any(struct ath11k_base *ab) +{ + struct ath11k *ar; + struct ath11k_pdev *pdev; + struct ath11k_vif *arvif; + int i; + + for (i = 0; i < ab->num_radios; i++) { + pdev = &ab->pdevs[i]; + ar = pdev->ar; + list_for_each_entry(arvif, &ar->arvifs, list) { + if (arvif->is_up && arvif->vdev_type == WMI_VDEV_TYPE_AP) + return true; + } + } + return false; +} + +void ath11k_mac_11d_scan_start(struct ath11k *ar, u32 vdev_id, bool wait) +{ + struct wmi_11d_scan_start_params param; + int ret; + + mutex_lock(&ar->ab->vdev_id_11d_lock); + + ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac vdev id for 11d scan %d\n", + ar->vdev_id_11d_scan); + + if (ar->regdom_set_by_user) + goto fin; + + if (ar->vdev_id_11d_scan != ATH11K_11D_INVALID_VDEV_ID) + goto fin; + + if (!test_bit(WMI_TLV_SERVICE_11D_OFFLOAD, ar->ab->wmi_ab.svc_map)) + goto fin; + + if (ath11k_mac_vif_ap_active_any(ar->ab)) + goto fin; + + param.vdev_id = vdev_id; + param.start_interval_msec = 0; + param.scan_period_msec = ATH11K_SCAN_11D_INTERVAL; + + ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac start 11d scan\n"); + + if (wait) + reinit_completion(&ar->finish_11d_scan); + + ret = ath11k_wmi_send_11d_scan_start_cmd(ar, ¶m); + if (ret) { + ath11k_warn(ar->ab, "failed to start 11d scan vdev %d ret: %d\n", + vdev_id, ret); + } else { + ar->vdev_id_11d_scan = vdev_id; + if (wait) { + ar->pending_11d = true; + ret = wait_for_completion_timeout(&ar->finish_11d_scan, + 5 * HZ); + ath11k_dbg(ar->ab, ATH11K_DBG_MAC, + "mac 11d scan left time %d\n", ret); + + if (!ret) + ar->pending_11d = false; + } + } + +fin: + mutex_unlock(&ar->ab->vdev_id_11d_lock); +} + +void ath11k_mac_11d_scan_stop(struct ath11k *ar) +{ + int ret; + u32 vdev_id; + + if (!test_bit(WMI_TLV_SERVICE_11D_OFFLOAD, ar->ab->wmi_ab.svc_map)) + return; + + ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac stop 11d scan\n"); + + mutex_lock(&ar->ab->vdev_id_11d_lock); + + ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac stop 11d vdev id %d\n", + ar->vdev_id_11d_scan); + + if (ar->vdev_id_11d_scan != ATH11K_11D_INVALID_VDEV_ID) { + vdev_id = ar->vdev_id_11d_scan; + + ret = ath11k_wmi_send_11d_scan_stop_cmd(ar, vdev_id); + if (ret) + ath11k_warn(ar->ab, + "failed to stopt 11d scan vdev %d ret: %d\n", + vdev_id, ret); + else + ar->vdev_id_11d_scan = ATH11K_11D_INVALID_VDEV_ID; + } + mutex_unlock(&ar->ab->vdev_id_11d_lock); +} + +void ath11k_mac_11d_scan_stop_all(struct ath11k_base *ab) +{ + struct ath11k *ar; + struct ath11k_pdev *pdev; + int i; + + ath11k_dbg(ab, ATH11K_DBG_MAC, "mac stop soc 11d scan\n"); + + for (i = 0; i < ab->num_radios; i++) { + pdev = &ab->pdevs[i]; + ar = pdev->ar; + + ath11k_mac_11d_scan_stop(ar); + } +} + static int ath11k_mac_op_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { @@ -5906,6 +6053,8 @@ static int ath11k_mac_op_add_interface(struct ieee80211_hw *hw, arvif->vdev_id, ret); goto err_peer_del; } + + ath11k_mac_11d_scan_stop_all(ar->ab); break; case WMI_VDEV_TYPE_STA: param_id = WMI_STA_PS_PARAM_RX_WAKE_POLICY; @@ -5945,6 +6094,9 @@ static int ath11k_mac_op_add_interface(struct ieee80211_hw *hw, arvif->vdev_id, ret); goto err_peer_del; } + + ath11k_mac_11d_scan_start(ar, arvif->vdev_id, true); + break; case WMI_VDEV_TYPE_MONITOR: set_bit(ATH11K_FLAG_MONITOR_VDEV_CREATED, &ar->monitor_flags); @@ -6046,6 +6198,9 @@ static void ath11k_mac_op_remove_interface(struct ieee80211_hw *hw, ath11k_dbg(ab, ATH11K_DBG_MAC, "mac remove interface (vdev %d)\n", arvif->vdev_id); + if (arvif->vdev_type == WMI_VDEV_TYPE_STA) + ath11k_mac_11d_scan_stop(ar); + if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { ret = ath11k_peer_delete(ar, arvif->vdev_id, vif->addr); if (ret) @@ -6764,6 +6919,9 @@ ath11k_mac_op_unassign_vif_chanctx(struct ieee80211_hw *hw, ret); } + if (arvif->vdev_type == WMI_VDEV_TYPE_STA) + ath11k_mac_11d_scan_start(ar, arvif->vdev_id, false); + mutex_unlock(&ar->conf_mutex); } @@ -8165,6 +8323,9 @@ int ath11k_mac_allocate(struct ath11k_base *ab) ar->monitor_vdev_id = -1; clear_bit(ATH11K_FLAG_MONITOR_VDEV_CREATED, &ar->monitor_flags); + ar->vdev_id_11d_scan = ATH11K_11D_INVALID_VDEV_ID; + init_completion(&ar->finish_11d_scan); + init_completion(&ar->finish_11d_ch_list); } return 0; diff --git a/drivers/net/wireless/ath/ath11k/mac.h b/drivers/net/wireless/ath/ath11k/mac.h index 359e5e9ca904..035d6738c20b 100644 --- a/drivers/net/wireless/ath/ath11k/mac.h +++ b/drivers/net/wireless/ath/ath11k/mac.h @@ -127,6 +127,13 @@ struct ath11k_generic_iter { extern const struct htt_rx_ring_tlv_filter ath11k_mac_mon_status_filter_default; +#define ATH11K_SCAN_11D_INTERVAL 600000 +#define ATH11K_11D_INVALID_VDEV_ID 0xFFFF + +void ath11k_mac_11d_scan_start(struct ath11k *ar, u32 vdev_id, bool wait); +void ath11k_mac_11d_scan_stop(struct ath11k *ar); +void ath11k_mac_11d_scan_stop_all(struct ath11k_base *ab); + void ath11k_mac_destroy(struct ath11k_base *ab); void ath11k_mac_unregister(struct ath11k_base *ab); int ath11k_mac_register(struct ath11k_base *ab); diff --git a/drivers/net/wireless/ath/ath11k/reg.c b/drivers/net/wireless/ath/ath11k/reg.c index 8606170ba80d..1f8a81987187 100644 --- a/drivers/net/wireless/ath/ath11k/reg.c +++ b/drivers/net/wireless/ath/ath11k/reg.c @@ -86,6 +86,9 @@ ath11k_reg_notifier(struct wiphy *wiphy, struct regulatory_request *request) if (ret) ath11k_warn(ar->ab, "INIT Country code set to fw failed : %d\n", ret); + + ath11k_mac_11d_scan_stop(ar); + ar->regdom_set_by_user = true; } int ath11k_reg_update_chan_list(struct ath11k *ar) @@ -179,6 +182,11 @@ int ath11k_reg_update_chan_list(struct ath11k *ar) ret = ath11k_wmi_send_scan_chan_list_cmd(ar, params); kfree(params); + if (ar->pending_11d) { + complete(&ar->finish_11d_ch_list); + ar->pending_11d = false; + } + return ret; } @@ -244,8 +252,15 @@ int ath11k_regd_update(struct ath11k *ar) goto err; } + if (ar->pending_11d) + complete(&ar->finish_11d_scan); + rtnl_lock(); wiphy_lock(ar->hw->wiphy); + + if (ar->pending_11d) + reinit_completion(&ar->finish_11d_ch_list); + ret = regulatory_set_wiphy_regd_sync(ar->hw->wiphy, regd_copy); wiphy_unlock(ar->hw->wiphy); rtnl_unlock(); diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c index 47361256bfeb..db90af054f05 100644 --- a/drivers/net/wireless/ath/ath11k/wmi.c +++ b/drivers/net/wireless/ath/ath11k/wmi.c @@ -130,6 +130,8 @@ static const struct wmi_tlv_policy wmi_tlv_policies[] = { .min_len = sizeof(struct wmi_vdev_delete_resp_event) }, [WMI_TAG_OBSS_COLOR_COLLISION_EVT] = { .min_len = sizeof(struct wmi_obss_color_collision_event) }, + [WMI_TAG_11D_NEW_COUNTRY_EVENT] = { + .min_len = sizeof(struct wmi_11d_new_cc_ev) }, }; #define PRIMAP(_hw_mode_) \ @@ -2898,6 +2900,75 @@ ath11k_wmi_send_thermal_mitigation_param_cmd(struct ath11k *ar, return ret; } +int ath11k_wmi_send_11d_scan_start_cmd(struct ath11k *ar, + struct wmi_11d_scan_start_params *param) +{ + struct ath11k_pdev_wmi *wmi = ar->wmi; + struct wmi_11d_scan_start_cmd *cmd; + struct sk_buff *skb; + int ret; + + skb = ath11k_wmi_alloc_skb(wmi->wmi_ab, sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_11d_scan_start_cmd *)skb->data; + cmd->tlv_header = + FIELD_PREP(WMI_TLV_TAG, WMI_TAG_11D_SCAN_START_CMD) | + FIELD_PREP(WMI_TLV_LEN, sizeof(*cmd) - TLV_HDR_SIZE); + + cmd->vdev_id = param->vdev_id; + cmd->scan_period_msec = param->scan_period_msec; + cmd->start_interval_msec = param->start_interval_msec; + ret = ath11k_wmi_cmd_send(wmi, skb, WMI_11D_SCAN_START_CMDID); + + ath11k_dbg(ar->ab, ATH11K_DBG_WMI, + "send 11d scan start vdev id %d period %d ms internal %d ms\n", + cmd->vdev_id, + cmd->scan_period_msec, + cmd->start_interval_msec); + + if (ret) { + ath11k_warn(ar->ab, + "failed to send WMI_11D_SCAN_START_CMDID: %d\n", ret); + dev_kfree_skb(skb); + } + + return ret; +} + +int ath11k_wmi_send_11d_scan_stop_cmd(struct ath11k *ar, u32 vdev_id) +{ + struct ath11k_pdev_wmi *wmi = ar->wmi; + struct wmi_11d_scan_stop_cmd *cmd; + struct sk_buff *skb; + int ret; + + skb = ath11k_wmi_alloc_skb(wmi->wmi_ab, sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_11d_scan_stop_cmd *)skb->data; + cmd->tlv_header = + FIELD_PREP(WMI_TLV_TAG, WMI_TAG_11D_SCAN_STOP_CMD) | + FIELD_PREP(WMI_TLV_LEN, sizeof(*cmd) - TLV_HDR_SIZE); + + cmd->vdev_id = vdev_id; + ret = ath11k_wmi_cmd_send(wmi, skb, WMI_11D_SCAN_STOP_CMDID); + + ath11k_dbg(ar->ab, ATH11K_DBG_WMI, + "send 11d scan stop vdev id %d\n", + cmd->vdev_id); + + if (ret) { + ath11k_warn(ar->ab, + "failed to send WMI_11D_SCAN_STOP_CMDID: %d\n", ret); + dev_kfree_skb(skb); + } + + return ret; +} + int ath11k_wmi_pdev_pktlog_enable(struct ath11k *ar, u32 pktlog_filter) { struct ath11k_pdev_wmi *wmi = ar->wmi; @@ -5938,6 +6009,41 @@ static void ath11k_wmi_op_ep_tx_credits(struct ath11k_base *ab) wake_up(&ab->wmi_ab.tx_credits_wq); } +static int ath11k_reg_11d_new_cc_event(struct ath11k_base *ab, struct sk_buff *skb) +{ + const struct wmi_11d_new_cc_ev *ev; + const void **tb; + int ret; + + tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + if (IS_ERR(tb)) { + ret = PTR_ERR(tb); + ath11k_warn(ab, "failed to parse tlv: %d\n", ret); + return ret; + } + + ev = tb[WMI_TAG_11D_NEW_COUNTRY_EVENT]; + if (!ev) { + kfree(tb); + ath11k_warn(ab, "failed to fetch 11d new cc ev"); + return -EPROTO; + } + + spin_lock_bh(&ab->base_lock); + memcpy(&ab->new_alpha2, &ev->new_alpha2, 2); + spin_unlock_bh(&ab->base_lock); + + ath11k_dbg(ab, ATH11K_DBG_WMI, "wmi 11d new cc %c%c\n", + ab->new_alpha2[0], + ab->new_alpha2[1]); + + kfree(tb); + + queue_work(ab->workqueue, &ab->update_11d_work); + + return 0; +} + static void ath11k_wmi_htc_tx_complete(struct ath11k_base *ab, struct sk_buff *skb) { @@ -7333,6 +7439,9 @@ static void ath11k_wmi_tlv_op_rx(struct ath11k_base *ab, struct sk_buff *skb) case WMI_WOW_WAKEUP_HOST_EVENTID: ath11k_wmi_event_wow_wakeup_host(ab, skb); break; + case WMI_11D_NEW_COUNTRY_EVENTID: + ath11k_reg_11d_new_cc_event(ab, skb); + break; /* TODO: Add remaining events */ default: ath11k_dbg(ab, ATH11K_DBG_WMI, "Unknown eventid: 0x%x\n", id); diff --git a/drivers/net/wireless/ath/ath11k/wmi.h b/drivers/net/wireless/ath/ath11k/wmi.h index 49db414d0bf3..735f5a560b18 100644 --- a/drivers/net/wireless/ath/ath11k/wmi.h +++ b/drivers/net/wireless/ath/ath11k/wmi.h @@ -3813,6 +3813,28 @@ struct wmi_init_country_cmd { } cc_info; } __packed; +struct wmi_11d_scan_start_params { + u32 vdev_id; + u32 scan_period_msec; + u32 start_interval_msec; +}; + +struct wmi_11d_scan_start_cmd { + u32 tlv_header; + u32 vdev_id; + u32 scan_period_msec; + u32 start_interval_msec; +} __packed; + +struct wmi_11d_scan_stop_cmd { + u32 tlv_header; + u32 vdev_id; +} __packed; + +struct wmi_11d_new_cc_ev { + u32 new_alpha2; +} __packed; + #define THERMAL_LEVELS 1 struct tt_level_config { u32 tmplwm; @@ -5448,6 +5470,11 @@ int ath11k_wmi_send_set_current_country_cmd(struct ath11k *ar, int ath11k_wmi_send_init_country_cmd(struct ath11k *ar, struct wmi_init_country_params init_cc_param); + +int ath11k_wmi_send_11d_scan_start_cmd(struct ath11k *ar, + struct wmi_11d_scan_start_params *param); +int ath11k_wmi_send_11d_scan_stop_cmd(struct ath11k *ar, u32 vdev_id); + int ath11k_wmi_send_thermal_mitigation_param_cmd(struct ath11k *ar, struct thermal_mitigation_params *param); -- 2.31.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4681CC433EF for ; Wed, 1 Dec 2021 07:18:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; 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Tue, 30 Nov 2021 23:18:05 -0800 From: Wen Gong To: CC: , Subject: [PATCH v3 3/3] ath11k: add 11d scan offload support Date: Wed, 1 Dec 2021 02:17:45 -0500 Message-ID: <20211201071745.17746-4-quic_wgong@quicinc.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20211201071745.17746-1-quic_wgong@quicinc.com> References: <20211201071745.17746-1-quic_wgong@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01a.na.qualcomm.com (10.47.209.196) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211130_231812_664746_CC3814DF X-CRM114-Status: GOOD ( 23.00 ) X-BeenThere: ath11k@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "ath11k" Errors-To: ath11k-bounces+ath11k=archiver.kernel.org@lists.infradead.org Add handler for WMI_11D_NEW_COUNTRY_EVENTID, WMI_11D_SCAN_START_CMDID, WMI_11D_SCAN_STOP_CMDID. After vdev create for STATION, send WMI_11D_SCAN_START_CMDID to firmware and wait firmware complete it, the scan from mac80211 also need to wait the 11d scan finished, and send WMI_11D_SCAN_STOP_CMDID to firmware before vdev delete for STATION. Tested-on: QCA6390 hw2.0 PCI WLAN.HST.1.0.1-01230-QCAHSTSWPLZ_V2_TO_X86-1 Signed-off-by: Wen Gong --- drivers/net/wireless/ath/ath11k/core.c | 31 +++++ drivers/net/wireless/ath/ath11k/core.h | 9 ++ drivers/net/wireless/ath/ath11k/mac.c | 163 ++++++++++++++++++++++++- drivers/net/wireless/ath/ath11k/mac.h | 7 ++ drivers/net/wireless/ath/ath11k/reg.c | 15 +++ drivers/net/wireless/ath/ath11k/wmi.c | 109 +++++++++++++++++ drivers/net/wireless/ath/ath11k/wmi.h | 27 ++++ 7 files changed, 360 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath11k/core.c b/drivers/net/wireless/ath/ath11k/core.c index a3a9bfef0c38..cd7e568a6c07 100644 --- a/drivers/net/wireless/ath/ath11k/core.c +++ b/drivers/net/wireless/ath/ath11k/core.c @@ -1122,6 +1122,7 @@ void ath11k_core_halt(struct ath11k *ar) ath11k_mac_peer_cleanup_all(ar); cancel_delayed_work_sync(&ar->scan.timeout); cancel_work_sync(&ar->regd_update_work); + cancel_work_sync(&ab->update_11d_work); rcu_assign_pointer(ab->pdevs_active[ar->pdev_idx], NULL); synchronize_rcu(); @@ -1129,6 +1130,34 @@ void ath11k_core_halt(struct ath11k *ar) idr_init(&ar->txmgmt_idr); } +static void ath11k_update_11d(struct work_struct *work) +{ + struct ath11k_base *ab = container_of(work, struct ath11k_base, update_11d_work); + struct ath11k *ar; + struct ath11k_pdev *pdev; + struct wmi_set_current_country_params set_current_param = {}; + int ret, i; + + spin_lock_bh(&ab->base_lock); + memcpy(&set_current_param.alpha2, &ab->new_alpha2, 2); + spin_unlock_bh(&ab->base_lock); + + ath11k_dbg(ab, ATH11K_DBG_WMI, "update 11d new cc %c%c\n", + set_current_param.alpha2[0], + set_current_param.alpha2[1]); + + for (i = 0; i < ab->num_radios; i++) { + pdev = &ab->pdevs[i]; + ar = pdev->ar; + + ret = ath11k_wmi_send_set_current_country_cmd(ar, &set_current_param); + if (ret) + ath11k_warn(ar->ab, + "pdev id %d failed set current country code: %d\n", + i, ret); + } +} + static void ath11k_core_restart(struct work_struct *work) { struct ath11k_base *ab = container_of(work, struct ath11k_base, restart_work); @@ -1298,12 +1327,14 @@ struct ath11k_base *ath11k_core_alloc(struct device *dev, size_t priv_size, mutex_init(&ab->core_lock); spin_lock_init(&ab->base_lock); + mutex_init(&ab->vdev_id_11d_lock); INIT_LIST_HEAD(&ab->peers); init_waitqueue_head(&ab->peer_mapping_wq); init_waitqueue_head(&ab->wmi_ab.tx_credits_wq); init_waitqueue_head(&ab->qmi.cold_boot_waitq); INIT_WORK(&ab->restart_work, ath11k_core_restart); + INIT_WORK(&ab->update_11d_work, ath11k_update_11d); timer_setup(&ab->rx_replenish_retry, ath11k_ce_rx_replenish_retry, 0); init_completion(&ab->htc_suspend); init_completion(&ab->wow.wakeup_completed); diff --git a/drivers/net/wireless/ath/ath11k/core.h b/drivers/net/wireless/ath/ath11k/core.h index 7b1770ae0e7c..89a47d63e088 100644 --- a/drivers/net/wireless/ath/ath11k/core.h +++ b/drivers/net/wireless/ath/ath11k/core.h @@ -587,6 +587,11 @@ struct ath11k { #endif bool dfs_block_radar_events; struct ath11k_thermal thermal; + u32 vdev_id_11d_scan; + struct completion finish_11d_scan; + struct completion finish_11d_ch_list; + bool pending_11d; + bool regdom_set_by_user; }; struct ath11k_band_cap { @@ -761,6 +766,8 @@ struct ath11k_base { struct completion driver_recovery; struct workqueue_struct *workqueue; struct work_struct restart_work; + struct work_struct update_11d_work; + u8 new_alpha2[3]; struct { /* protected by data_lock */ u32 fw_crash_counter; @@ -770,6 +777,8 @@ struct ath11k_base { struct ath11k_dbring_cap *db_caps; u32 num_db_cap; + /* To synchronize 11d scan vdev id */ + struct mutex vdev_id_11d_lock; struct timer_list mon_reap_timer; struct completion htc_suspend; diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c index 06d20658586a..de897a7500c6 100644 --- a/drivers/net/wireless/ath/ath11k/mac.c +++ b/drivers/net/wireless/ath/ath11k/mac.c @@ -2680,6 +2680,8 @@ static void ath11k_bss_assoc(struct ieee80211_hw *hw, if (ret) ath11k_warn(ar->ab, "failed to set vdev %i OBSS PD parameters: %d\n", arvif->vdev_id, ret); + + ath11k_mac_11d_scan_stop_all(ar->ab); } static void ath11k_bss_disassoc(struct ieee80211_hw *hw, @@ -3409,6 +3411,7 @@ static int ath11k_start_scan(struct ath11k *ar, struct scan_req_params *arg) { int ret; + unsigned long timeout = 1 * HZ; lockdep_assert_held(&ar->conf_mutex); @@ -3419,7 +3422,14 @@ static int ath11k_start_scan(struct ath11k *ar, if (ret) return ret; - ret = wait_for_completion_timeout(&ar->scan.started, 1 * HZ); + if (test_bit(WMI_TLV_SERVICE_11D_OFFLOAD, ar->ab->wmi_ab.svc_map)) { + timeout = 5 * HZ; + + if (ar->supports_6ghz) + timeout += 5 * HZ; + } + + ret = wait_for_completion_timeout(&ar->scan.started, timeout); if (ret == 0) { ret = ath11k_scan_stop(ar); if (ret) @@ -3476,6 +3486,26 @@ static int ath11k_mac_op_hw_scan(struct ieee80211_hw *hw, if (ret) goto exit; + /* Currently the pending_11d=true only happened 1 time while + * wlan interface up in ath11k_mac_11d_scan_start(), it is called by + * ath11k_mac_op_add_interface(), after wlan interface up, + * pending_11d=false always. + * If remove below wait, it always happened scan fail and lead connect + * fail while wlan interface up, because it has a 11d scan which is running + * in firmware, and lead this scan failed. + */ + if (ar->pending_11d) { + long time_left; + unsigned long timeout = 5 * HZ; + + if (ar->supports_6ghz) + timeout += 5 * HZ; + + time_left = wait_for_completion_timeout(&ar->finish_11d_ch_list, timeout); + ath11k_dbg(ar->ab, ATH11K_DBG_MAC, + "mac wait 11d channel list time left %ld\n", time_left); + } + memset(&arg, 0, sizeof(arg)); ath11k_wmi_start_scan_init(ar, &arg); arg.vdev_id = arvif->vdev_id; @@ -5620,6 +5650,7 @@ static void ath11k_mac_op_stop(struct ieee80211_hw *hw) cancel_delayed_work_sync(&ar->scan.timeout); cancel_work_sync(&ar->regd_update_work); + cancel_work_sync(&ar->ab->update_11d_work); spin_lock_bh(&ar->data_lock); list_for_each_entry_safe(ppdu_stats, tmp, &ar->ppdu_stats_info, list) { @@ -5773,6 +5804,122 @@ static void ath11k_mac_op_update_vif_offload(struct ieee80211_hw *hw, } } +static bool ath11k_mac_vif_ap_active_any(struct ath11k_base *ab) +{ + struct ath11k *ar; + struct ath11k_pdev *pdev; + struct ath11k_vif *arvif; + int i; + + for (i = 0; i < ab->num_radios; i++) { + pdev = &ab->pdevs[i]; + ar = pdev->ar; + list_for_each_entry(arvif, &ar->arvifs, list) { + if (arvif->is_up && arvif->vdev_type == WMI_VDEV_TYPE_AP) + return true; + } + } + return false; +} + +void ath11k_mac_11d_scan_start(struct ath11k *ar, u32 vdev_id, bool wait) +{ + struct wmi_11d_scan_start_params param; + int ret; + + mutex_lock(&ar->ab->vdev_id_11d_lock); + + ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac vdev id for 11d scan %d\n", + ar->vdev_id_11d_scan); + + if (ar->regdom_set_by_user) + goto fin; + + if (ar->vdev_id_11d_scan != ATH11K_11D_INVALID_VDEV_ID) + goto fin; + + if (!test_bit(WMI_TLV_SERVICE_11D_OFFLOAD, ar->ab->wmi_ab.svc_map)) + goto fin; + + if (ath11k_mac_vif_ap_active_any(ar->ab)) + goto fin; + + param.vdev_id = vdev_id; + param.start_interval_msec = 0; + param.scan_period_msec = ATH11K_SCAN_11D_INTERVAL; + + ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac start 11d scan\n"); + + if (wait) + reinit_completion(&ar->finish_11d_scan); + + ret = ath11k_wmi_send_11d_scan_start_cmd(ar, ¶m); + if (ret) { + ath11k_warn(ar->ab, "failed to start 11d scan vdev %d ret: %d\n", + vdev_id, ret); + } else { + ar->vdev_id_11d_scan = vdev_id; + if (wait) { + ar->pending_11d = true; + ret = wait_for_completion_timeout(&ar->finish_11d_scan, + 5 * HZ); + ath11k_dbg(ar->ab, ATH11K_DBG_MAC, + "mac 11d scan left time %d\n", ret); + + if (!ret) + ar->pending_11d = false; + } + } + +fin: + mutex_unlock(&ar->ab->vdev_id_11d_lock); +} + +void ath11k_mac_11d_scan_stop(struct ath11k *ar) +{ + int ret; + u32 vdev_id; + + if (!test_bit(WMI_TLV_SERVICE_11D_OFFLOAD, ar->ab->wmi_ab.svc_map)) + return; + + ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac stop 11d scan\n"); + + mutex_lock(&ar->ab->vdev_id_11d_lock); + + ath11k_dbg(ar->ab, ATH11K_DBG_MAC, "mac stop 11d vdev id %d\n", + ar->vdev_id_11d_scan); + + if (ar->vdev_id_11d_scan != ATH11K_11D_INVALID_VDEV_ID) { + vdev_id = ar->vdev_id_11d_scan; + + ret = ath11k_wmi_send_11d_scan_stop_cmd(ar, vdev_id); + if (ret) + ath11k_warn(ar->ab, + "failed to stopt 11d scan vdev %d ret: %d\n", + vdev_id, ret); + else + ar->vdev_id_11d_scan = ATH11K_11D_INVALID_VDEV_ID; + } + mutex_unlock(&ar->ab->vdev_id_11d_lock); +} + +void ath11k_mac_11d_scan_stop_all(struct ath11k_base *ab) +{ + struct ath11k *ar; + struct ath11k_pdev *pdev; + int i; + + ath11k_dbg(ab, ATH11K_DBG_MAC, "mac stop soc 11d scan\n"); + + for (i = 0; i < ab->num_radios; i++) { + pdev = &ab->pdevs[i]; + ar = pdev->ar; + + ath11k_mac_11d_scan_stop(ar); + } +} + static int ath11k_mac_op_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { @@ -5906,6 +6053,8 @@ static int ath11k_mac_op_add_interface(struct ieee80211_hw *hw, arvif->vdev_id, ret); goto err_peer_del; } + + ath11k_mac_11d_scan_stop_all(ar->ab); break; case WMI_VDEV_TYPE_STA: param_id = WMI_STA_PS_PARAM_RX_WAKE_POLICY; @@ -5945,6 +6094,9 @@ static int ath11k_mac_op_add_interface(struct ieee80211_hw *hw, arvif->vdev_id, ret); goto err_peer_del; } + + ath11k_mac_11d_scan_start(ar, arvif->vdev_id, true); + break; case WMI_VDEV_TYPE_MONITOR: set_bit(ATH11K_FLAG_MONITOR_VDEV_CREATED, &ar->monitor_flags); @@ -6046,6 +6198,9 @@ static void ath11k_mac_op_remove_interface(struct ieee80211_hw *hw, ath11k_dbg(ab, ATH11K_DBG_MAC, "mac remove interface (vdev %d)\n", arvif->vdev_id); + if (arvif->vdev_type == WMI_VDEV_TYPE_STA) + ath11k_mac_11d_scan_stop(ar); + if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { ret = ath11k_peer_delete(ar, arvif->vdev_id, vif->addr); if (ret) @@ -6764,6 +6919,9 @@ ath11k_mac_op_unassign_vif_chanctx(struct ieee80211_hw *hw, ret); } + if (arvif->vdev_type == WMI_VDEV_TYPE_STA) + ath11k_mac_11d_scan_start(ar, arvif->vdev_id, false); + mutex_unlock(&ar->conf_mutex); } @@ -8165,6 +8323,9 @@ int ath11k_mac_allocate(struct ath11k_base *ab) ar->monitor_vdev_id = -1; clear_bit(ATH11K_FLAG_MONITOR_VDEV_CREATED, &ar->monitor_flags); + ar->vdev_id_11d_scan = ATH11K_11D_INVALID_VDEV_ID; + init_completion(&ar->finish_11d_scan); + init_completion(&ar->finish_11d_ch_list); } return 0; diff --git a/drivers/net/wireless/ath/ath11k/mac.h b/drivers/net/wireless/ath/ath11k/mac.h index 359e5e9ca904..035d6738c20b 100644 --- a/drivers/net/wireless/ath/ath11k/mac.h +++ b/drivers/net/wireless/ath/ath11k/mac.h @@ -127,6 +127,13 @@ struct ath11k_generic_iter { extern const struct htt_rx_ring_tlv_filter ath11k_mac_mon_status_filter_default; +#define ATH11K_SCAN_11D_INTERVAL 600000 +#define ATH11K_11D_INVALID_VDEV_ID 0xFFFF + +void ath11k_mac_11d_scan_start(struct ath11k *ar, u32 vdev_id, bool wait); +void ath11k_mac_11d_scan_stop(struct ath11k *ar); +void ath11k_mac_11d_scan_stop_all(struct ath11k_base *ab); + void ath11k_mac_destroy(struct ath11k_base *ab); void ath11k_mac_unregister(struct ath11k_base *ab); int ath11k_mac_register(struct ath11k_base *ab); diff --git a/drivers/net/wireless/ath/ath11k/reg.c b/drivers/net/wireless/ath/ath11k/reg.c index 8606170ba80d..1f8a81987187 100644 --- a/drivers/net/wireless/ath/ath11k/reg.c +++ b/drivers/net/wireless/ath/ath11k/reg.c @@ -86,6 +86,9 @@ ath11k_reg_notifier(struct wiphy *wiphy, struct regulatory_request *request) if (ret) ath11k_warn(ar->ab, "INIT Country code set to fw failed : %d\n", ret); + + ath11k_mac_11d_scan_stop(ar); + ar->regdom_set_by_user = true; } int ath11k_reg_update_chan_list(struct ath11k *ar) @@ -179,6 +182,11 @@ int ath11k_reg_update_chan_list(struct ath11k *ar) ret = ath11k_wmi_send_scan_chan_list_cmd(ar, params); kfree(params); + if (ar->pending_11d) { + complete(&ar->finish_11d_ch_list); + ar->pending_11d = false; + } + return ret; } @@ -244,8 +252,15 @@ int ath11k_regd_update(struct ath11k *ar) goto err; } + if (ar->pending_11d) + complete(&ar->finish_11d_scan); + rtnl_lock(); wiphy_lock(ar->hw->wiphy); + + if (ar->pending_11d) + reinit_completion(&ar->finish_11d_ch_list); + ret = regulatory_set_wiphy_regd_sync(ar->hw->wiphy, regd_copy); wiphy_unlock(ar->hw->wiphy); rtnl_unlock(); diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c index 47361256bfeb..db90af054f05 100644 --- a/drivers/net/wireless/ath/ath11k/wmi.c +++ b/drivers/net/wireless/ath/ath11k/wmi.c @@ -130,6 +130,8 @@ static const struct wmi_tlv_policy wmi_tlv_policies[] = { .min_len = sizeof(struct wmi_vdev_delete_resp_event) }, [WMI_TAG_OBSS_COLOR_COLLISION_EVT] = { .min_len = sizeof(struct wmi_obss_color_collision_event) }, + [WMI_TAG_11D_NEW_COUNTRY_EVENT] = { + .min_len = sizeof(struct wmi_11d_new_cc_ev) }, }; #define PRIMAP(_hw_mode_) \ @@ -2898,6 +2900,75 @@ ath11k_wmi_send_thermal_mitigation_param_cmd(struct ath11k *ar, return ret; } +int ath11k_wmi_send_11d_scan_start_cmd(struct ath11k *ar, + struct wmi_11d_scan_start_params *param) +{ + struct ath11k_pdev_wmi *wmi = ar->wmi; + struct wmi_11d_scan_start_cmd *cmd; + struct sk_buff *skb; + int ret; + + skb = ath11k_wmi_alloc_skb(wmi->wmi_ab, sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_11d_scan_start_cmd *)skb->data; + cmd->tlv_header = + FIELD_PREP(WMI_TLV_TAG, WMI_TAG_11D_SCAN_START_CMD) | + FIELD_PREP(WMI_TLV_LEN, sizeof(*cmd) - TLV_HDR_SIZE); + + cmd->vdev_id = param->vdev_id; + cmd->scan_period_msec = param->scan_period_msec; + cmd->start_interval_msec = param->start_interval_msec; + ret = ath11k_wmi_cmd_send(wmi, skb, WMI_11D_SCAN_START_CMDID); + + ath11k_dbg(ar->ab, ATH11K_DBG_WMI, + "send 11d scan start vdev id %d period %d ms internal %d ms\n", + cmd->vdev_id, + cmd->scan_period_msec, + cmd->start_interval_msec); + + if (ret) { + ath11k_warn(ar->ab, + "failed to send WMI_11D_SCAN_START_CMDID: %d\n", ret); + dev_kfree_skb(skb); + } + + return ret; +} + +int ath11k_wmi_send_11d_scan_stop_cmd(struct ath11k *ar, u32 vdev_id) +{ + struct ath11k_pdev_wmi *wmi = ar->wmi; + struct wmi_11d_scan_stop_cmd *cmd; + struct sk_buff *skb; + int ret; + + skb = ath11k_wmi_alloc_skb(wmi->wmi_ab, sizeof(*cmd)); + if (!skb) + return -ENOMEM; + + cmd = (struct wmi_11d_scan_stop_cmd *)skb->data; + cmd->tlv_header = + FIELD_PREP(WMI_TLV_TAG, WMI_TAG_11D_SCAN_STOP_CMD) | + FIELD_PREP(WMI_TLV_LEN, sizeof(*cmd) - TLV_HDR_SIZE); + + cmd->vdev_id = vdev_id; + ret = ath11k_wmi_cmd_send(wmi, skb, WMI_11D_SCAN_STOP_CMDID); + + ath11k_dbg(ar->ab, ATH11K_DBG_WMI, + "send 11d scan stop vdev id %d\n", + cmd->vdev_id); + + if (ret) { + ath11k_warn(ar->ab, + "failed to send WMI_11D_SCAN_STOP_CMDID: %d\n", ret); + dev_kfree_skb(skb); + } + + return ret; +} + int ath11k_wmi_pdev_pktlog_enable(struct ath11k *ar, u32 pktlog_filter) { struct ath11k_pdev_wmi *wmi = ar->wmi; @@ -5938,6 +6009,41 @@ static void ath11k_wmi_op_ep_tx_credits(struct ath11k_base *ab) wake_up(&ab->wmi_ab.tx_credits_wq); } +static int ath11k_reg_11d_new_cc_event(struct ath11k_base *ab, struct sk_buff *skb) +{ + const struct wmi_11d_new_cc_ev *ev; + const void **tb; + int ret; + + tb = ath11k_wmi_tlv_parse_alloc(ab, skb->data, skb->len, GFP_ATOMIC); + if (IS_ERR(tb)) { + ret = PTR_ERR(tb); + ath11k_warn(ab, "failed to parse tlv: %d\n", ret); + return ret; + } + + ev = tb[WMI_TAG_11D_NEW_COUNTRY_EVENT]; + if (!ev) { + kfree(tb); + ath11k_warn(ab, "failed to fetch 11d new cc ev"); + return -EPROTO; + } + + spin_lock_bh(&ab->base_lock); + memcpy(&ab->new_alpha2, &ev->new_alpha2, 2); + spin_unlock_bh(&ab->base_lock); + + ath11k_dbg(ab, ATH11K_DBG_WMI, "wmi 11d new cc %c%c\n", + ab->new_alpha2[0], + ab->new_alpha2[1]); + + kfree(tb); + + queue_work(ab->workqueue, &ab->update_11d_work); + + return 0; +} + static void ath11k_wmi_htc_tx_complete(struct ath11k_base *ab, struct sk_buff *skb) { @@ -7333,6 +7439,9 @@ static void ath11k_wmi_tlv_op_rx(struct ath11k_base *ab, struct sk_buff *skb) case WMI_WOW_WAKEUP_HOST_EVENTID: ath11k_wmi_event_wow_wakeup_host(ab, skb); break; + case WMI_11D_NEW_COUNTRY_EVENTID: + ath11k_reg_11d_new_cc_event(ab, skb); + break; /* TODO: Add remaining events */ default: ath11k_dbg(ab, ATH11K_DBG_WMI, "Unknown eventid: 0x%x\n", id); diff --git a/drivers/net/wireless/ath/ath11k/wmi.h b/drivers/net/wireless/ath/ath11k/wmi.h index 49db414d0bf3..735f5a560b18 100644 --- a/drivers/net/wireless/ath/ath11k/wmi.h +++ b/drivers/net/wireless/ath/ath11k/wmi.h @@ -3813,6 +3813,28 @@ struct wmi_init_country_cmd { } cc_info; } __packed; +struct wmi_11d_scan_start_params { + u32 vdev_id; + u32 scan_period_msec; + u32 start_interval_msec; +}; + +struct wmi_11d_scan_start_cmd { + u32 tlv_header; + u32 vdev_id; + u32 scan_period_msec; + u32 start_interval_msec; +} __packed; + +struct wmi_11d_scan_stop_cmd { + u32 tlv_header; + u32 vdev_id; +} __packed; + +struct wmi_11d_new_cc_ev { + u32 new_alpha2; +} __packed; + #define THERMAL_LEVELS 1 struct tt_level_config { u32 tmplwm; @@ -5448,6 +5470,11 @@ int ath11k_wmi_send_set_current_country_cmd(struct ath11k *ar, int ath11k_wmi_send_init_country_cmd(struct ath11k *ar, struct wmi_init_country_params init_cc_param); + +int ath11k_wmi_send_11d_scan_start_cmd(struct ath11k *ar, + struct wmi_11d_scan_start_params *param); +int ath11k_wmi_send_11d_scan_stop_cmd(struct ath11k *ar, u32 vdev_id); + int ath11k_wmi_send_thermal_mitigation_param_cmd(struct ath11k *ar, struct thermal_mitigation_params *param); -- 2.31.1 -- ath11k mailing list ath11k@lists.infradead.org http://lists.infradead.org/mailman/listinfo/ath11k