From patchwork Wed Sep 18 21:20:48 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pradeep Kumar Chitrapu X-Patchwork-Id: 829541 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A06681CA6B9 for ; Wed, 18 Sep 2024 21:21:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.168.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726694475; cv=none; b=HjUnHV2ZbMRZne/OD71kC1p0zBs+1+LVanM+3YbUfCnjvvtSry2r0Dj0HBjHnId1ltZw0ebTJaEZDcXBybkc2yiiGRlcH5s4feXisp9WApElGptz2Qn1SEtO3VDLKyE5m56eJftK/dpin6HPZGOk3hMBHkxoo966Jp4vlC9e2rY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726694475; c=relaxed/simple; bh=lJX5iM2Ahf/ROaeR2Kk4suhcbwA47aOSPqyQsesg4A0=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=RYEWdi9+UZKYtzHKfAF5xdIOkpdgQjBK8hE1SX/f0rJDxozjZe1jDY28C+kzN4uhSwcBSwr7pZjMLL8LELNITE6fIk/zDY5UAO/jdeUPBnTrmrckzZOwaCFIQ1nt6ssDZDfpJADBjCIuMXB7HNChH3qSMlmYTV9QTDxpBK0fQxM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com; spf=pass smtp.mailfrom=quicinc.com; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b=EtpV59A6; arc=none smtp.client-ip=205.220.168.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=quicinc.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b="EtpV59A6" Received: from pps.filterd (m0279862.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 48IL3WbX003099; Wed, 18 Sep 2024 21:21:07 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=qcppdkim1; bh= 3ukRiLVgAcc9GoJxAaFrgsHYImZ/9ZPgSlMf75Ew/1Y=; b=EtpV59A6K8yD5o5B 8JSYPL7TI2tnIQciUmyLNJig3DWGn3AZbFqPjgTYUgoQLHjsNWd+WRAKx13tQhSW peq0OW9986uI1TFVpaw0pwVXoBiStEI5MH/7ThiA5nIAI4hYBI6+iiwL7qWpboSL UrG9sWI35wsgcjedTtrzR2QfpeTAvlnReoac/49o5GAysu1oGDN79VAAP7tDZbO2 trx/XdQmW/8iqtRR3Idhjcod6B6ovXKkmAZUHzhp4zRupTUsKOU84X3aTYZQLN/B 46HuFZSlOJEB/63Co7I2K8YfQT3FikP2mkrIsDwH78Y2OekhXJWFe7dU4SsX6nh6 sIXVxA== Received: from nalasppmta04.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 41n4gd387e-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 18 Sep 2024 21:21:07 +0000 (GMT) Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA04.qualcomm.com (8.18.1.2/8.18.1.2) with ESMTPS id 48ILL6rr020545 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 18 Sep 2024 21:21:06 GMT Received: from ath12k-linux1.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 15.2.1544.9; Wed, 18 Sep 2024 14:21:06 -0700 From: Pradeep Kumar Chitrapu To: CC: , Pradeep Kumar Chitrapu , Muna Sinada , "Jeff Johnson" Subject: [PATCH V8 1/9] wifi: ath12k: push HE MU-MIMO params to hardware Date: Wed, 18 Sep 2024 14:20:48 -0700 Message-ID: <20240918212056.4137076-2-quic_pradeepc@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240918212056.4137076-1-quic_pradeepc@quicinc.com> References: <20240918212056.4137076-1-quic_pradeepc@quicinc.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: QTgqLsl2p5OGLwWEQsGrsmA8q68U11H8 X-Proofpoint-GUID: QTgqLsl2p5OGLwWEQsGrsmA8q68U11H8 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 suspectscore=0 bulkscore=0 clxscore=1015 spamscore=0 adultscore=0 lowpriorityscore=0 mlxlogscore=999 impostorscore=0 mlxscore=0 priorityscore=1501 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2408220000 definitions=main-2409180140 Currently, only the HE IE in management frames is updated with respect to MU-MIMO configurations, but this change is not reflected in the hardware. Add support to propagate MU-MIMO configurations to the hardware as well. Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1 Co-developed-by: Muna Sinada Signed-off-by: Muna Sinada Signed-off-by: Pradeep Kumar Chitrapu Acked-by: Jeff Johnson --- drivers/net/wireless/ath/ath12k/mac.c | 215 +++++++++++++++++--------- drivers/net/wireless/ath/ath12k/mac.h | 15 ++ drivers/net/wireless/ath/ath12k/wmi.h | 28 +--- 3 files changed, 156 insertions(+), 102 deletions(-) diff --git a/drivers/net/wireless/ath/ath12k/mac.c b/drivers/net/wireless/ath/ath12k/mac.c index 137394c36460..8ab15de8243e 100644 --- a/drivers/net/wireless/ath/ath12k/mac.c +++ b/drivers/net/wireless/ath/ath12k/mac.c @@ -2848,6 +2848,108 @@ static int ath12k_setup_peer_smps(struct ath12k *ar, struct ath12k_vif *arvif, ath12k_smps_map[smps]); } +static int ath12k_mac_set_he_txbf_conf(struct ath12k_vif *arvif) +{ + struct ath12k *ar = arvif->ar; + u32 param = WMI_VDEV_PARAM_SET_HEMU_MODE; + u32 value = 0; + int ret; + + if (!arvif->vif->bss_conf.he_support) + return 0; + + if (arvif->vif->bss_conf.he_su_beamformer) { + value |= u32_encode_bits(HE_SU_BFER_ENABLE, HE_MODE_SU_TX_BFER); + if (arvif->vif->bss_conf.he_mu_beamformer && + arvif->vdev_type == WMI_VDEV_TYPE_AP) + value |= u32_encode_bits(HE_MU_BFER_ENABLE, HE_MODE_MU_TX_BFER); + } + + if (arvif->vif->type != NL80211_IFTYPE_MESH_POINT) { + value |= u32_encode_bits(HE_DL_MUOFDMA_ENABLE, HE_MODE_DL_OFDMA) | + u32_encode_bits(HE_UL_MUOFDMA_ENABLE, HE_MODE_UL_OFDMA); + + if (arvif->vif->bss_conf.he_full_ul_mumimo) + value |= u32_encode_bits(HE_UL_MUMIMO_ENABLE, HE_MODE_UL_MUMIMO); + + if (arvif->vif->bss_conf.he_su_beamformee) + value |= u32_encode_bits(HE_SU_BFEE_ENABLE, HE_MODE_SU_TX_BFEE); + } + + ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, param, value); + if (ret) { + ath12k_warn(ar->ab, "failed to set vdev %d HE MU mode: %d\n", + arvif->vdev_id, ret); + return ret; + } + + param = WMI_VDEV_PARAM_SET_HE_SOUNDING_MODE; + value = u32_encode_bits(HE_VHT_SOUNDING_MODE_ENABLE, HE_VHT_SOUNDING_MODE) | + u32_encode_bits(HE_TRIG_NONTRIG_SOUNDING_MODE_ENABLE, + HE_TRIG_NONTRIG_SOUNDING_MODE); + ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, + param, value); + if (ret) { + ath12k_warn(ar->ab, "failed to set vdev %d sounding mode: %d\n", + arvif->vdev_id, ret); + return ret; + } + + return 0; +} + +static int ath12k_mac_vif_recalc_sta_he_txbf(struct ath12k *ar, + struct ieee80211_vif *vif, + struct ieee80211_sta_he_cap *he_cap, + int *hemode) +{ + struct ieee80211_he_cap_elem he_cap_elem = {}; + struct ieee80211_sta_he_cap *cap_band; + struct cfg80211_chan_def def; + + if (!vif->bss_conf.he_support) + return 0; + + if (vif->type != NL80211_IFTYPE_STATION) + return -EINVAL; + + if (WARN_ON(ath12k_mac_vif_chan(vif, &def))) + return -EINVAL; + + if (def.chan->band == NL80211_BAND_2GHZ) + cap_band = &ar->mac.iftype[NL80211_BAND_2GHZ][vif->type].he_cap; + else + cap_band = &ar->mac.iftype[NL80211_BAND_5GHZ][vif->type].he_cap; + + memcpy(&he_cap_elem, &cap_band->he_cap_elem, sizeof(he_cap_elem)); + + *hemode = 0; + if (HECAP_PHY_SUBFME_GET(he_cap_elem.phy_cap_info)) { + if (HECAP_PHY_SUBFMR_GET(he_cap->he_cap_elem.phy_cap_info)) + *hemode |= u32_encode_bits(HE_SU_BFEE_ENABLE, HE_MODE_SU_TX_BFEE); + if (HECAP_PHY_MUBFMR_GET(he_cap->he_cap_elem.phy_cap_info)) + *hemode |= u32_encode_bits(HE_MU_BFEE_ENABLE, HE_MODE_MU_TX_BFEE); + } + + if (vif->type != NL80211_IFTYPE_MESH_POINT) { + *hemode |= u32_encode_bits(HE_DL_MUOFDMA_ENABLE, HE_MODE_DL_OFDMA) | + u32_encode_bits(HE_UL_MUOFDMA_ENABLE, HE_MODE_UL_OFDMA); + + if (HECAP_PHY_ULMUMIMO_GET(he_cap_elem.phy_cap_info)) + if (HECAP_PHY_ULMUMIMO_GET(he_cap->he_cap_elem.phy_cap_info)) + *hemode |= u32_encode_bits(HE_UL_MUMIMO_ENABLE, + HE_MODE_UL_MUMIMO); + + if (u32_get_bits(*hemode, HE_MODE_MU_TX_BFEE)) + *hemode |= u32_encode_bits(HE_SU_BFEE_ENABLE, HE_MODE_SU_TX_BFEE); + + if (u32_get_bits(*hemode, HE_MODE_MU_TX_BFER)) + *hemode |= u32_encode_bits(HE_SU_BFER_ENABLE, HE_MODE_SU_TX_BFER); + } + + return 0; +} + static void ath12k_bss_assoc(struct ath12k *ar, struct ath12k_vif *arvif, struct ieee80211_bss_conf *bss_conf) @@ -2855,9 +2957,11 @@ static void ath12k_bss_assoc(struct ath12k *ar, struct ieee80211_vif *vif = arvif->vif; struct ath12k_wmi_vdev_up_params params = {}; struct ath12k_wmi_peer_assoc_arg peer_arg; + struct ieee80211_sta_he_cap he_cap; struct ieee80211_sta *ap_sta; struct ath12k_peer *peer; bool is_auth = false; + u32 hemode = 0; int ret; lockdep_assert_held(&ar->conf_mutex); @@ -2877,8 +2981,29 @@ static void ath12k_bss_assoc(struct ath12k *ar, ath12k_peer_assoc_prepare(ar, vif, ap_sta, &peer_arg, false); + /* he_cap here is updated at assoc success for sta mode only */ + he_cap = ap_sta->deflink.he_cap; + + /* ap_sta->deflink.he_cap must be protected by rcu_read_lock */ + ret = ath12k_mac_vif_recalc_sta_he_txbf(ar, vif, &he_cap, &hemode); + if (ret) { + ath12k_warn(ar->ab, "failed to recalc he txbf for vdev %i on bss %pM: %d\n", + arvif->vdev_id, bss_conf->bssid, ret); + rcu_read_unlock(); + return; + } + rcu_read_unlock(); + /* keep this before ath12k_wmi_send_peer_assoc_cmd() */ + ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, + WMI_VDEV_PARAM_SET_HEMU_MODE, hemode); + if (ret) { + ath12k_warn(ar->ab, "failed to submit vdev param txbf 0x%x: %d\n", + hemode, ret); + return; + } + ret = ath12k_wmi_send_peer_assoc_cmd(ar, &peer_arg); if (ret) { ath12k_warn(ar->ab, "failed to run peer assoc for %pM vdev %i: %d\n", @@ -3212,6 +3337,13 @@ static void ath12k_mac_bss_info_changed(struct ath12k *ar, ether_addr_copy(arvif->bssid, info->bssid); if (changed & BSS_CHANGED_BEACON_ENABLED) { + if (info->enable_beacon) { + ret = ath12k_mac_set_he_txbf_conf(arvif); + if (ret) + ath12k_warn(ar->ab, + "failed to set HE TXBF config for vdev: %d\n", + arvif->vdev_id); + } ath12k_control_beaconing(arvif, info); if (arvif->is_up && vif->bss_conf.he_support && @@ -5335,11 +5467,14 @@ static void ath12k_mac_copy_he_cap(struct ath12k_band_cap *band_cap, he_cap_elem->mac_cap_info[1] &= IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_MASK; - + he_cap_elem->phy_cap_info[0] &= + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G | + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G | + IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G; + he_cap_elem->phy_cap_info[0] &= + ~IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G; he_cap_elem->phy_cap_info[5] &= ~IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK; - he_cap_elem->phy_cap_info[5] &= - ~IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK; he_cap_elem->phy_cap_info[5] |= num_tx_chains - 1; switch (iftype) { @@ -6298,71 +6433,6 @@ static int ath12k_mac_setup_vdev_create_arg(struct ath12k_vif *arvif, return 0; } -static u32 -ath12k_mac_prepare_he_mode(struct ath12k_pdev *pdev, u32 viftype) -{ - struct ath12k_pdev_cap *pdev_cap = &pdev->cap; - struct ath12k_band_cap *cap_band = NULL; - u32 *hecap_phy_ptr = NULL; - u32 hemode; - - if (pdev->cap.supported_bands & WMI_HOST_WLAN_2G_CAP) - cap_band = &pdev_cap->band[NL80211_BAND_2GHZ]; - else - cap_band = &pdev_cap->band[NL80211_BAND_5GHZ]; - - hecap_phy_ptr = &cap_band->he_cap_phy_info[0]; - - hemode = u32_encode_bits(HE_SU_BFEE_ENABLE, HE_MODE_SU_TX_BFEE) | - u32_encode_bits(HECAP_PHY_SUBFMR_GET(hecap_phy_ptr), - HE_MODE_SU_TX_BFER) | - u32_encode_bits(HECAP_PHY_ULMUMIMO_GET(hecap_phy_ptr), - HE_MODE_UL_MUMIMO); - - /* TODO: WDS and other modes */ - if (viftype == NL80211_IFTYPE_AP) { - hemode |= u32_encode_bits(HECAP_PHY_MUBFMR_GET(hecap_phy_ptr), - HE_MODE_MU_TX_BFER) | - u32_encode_bits(HE_DL_MUOFDMA_ENABLE, HE_MODE_DL_OFDMA) | - u32_encode_bits(HE_UL_MUOFDMA_ENABLE, HE_MODE_UL_OFDMA); - } else { - hemode |= u32_encode_bits(HE_MU_BFEE_ENABLE, HE_MODE_MU_TX_BFEE); - } - - return hemode; -} - -static int ath12k_set_he_mu_sounding_mode(struct ath12k *ar, - struct ath12k_vif *arvif) -{ - u32 param_id, param_value; - struct ath12k_base *ab = ar->ab; - int ret; - - param_id = WMI_VDEV_PARAM_SET_HEMU_MODE; - param_value = ath12k_mac_prepare_he_mode(ar->pdev, arvif->vif->type); - ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, - param_id, param_value); - if (ret) { - ath12k_warn(ab, "failed to set vdev %d HE MU mode: %d param_value %x\n", - arvif->vdev_id, ret, param_value); - return ret; - } - param_id = WMI_VDEV_PARAM_SET_HE_SOUNDING_MODE; - param_value = - u32_encode_bits(HE_VHT_SOUNDING_MODE_ENABLE, HE_VHT_SOUNDING_MODE) | - u32_encode_bits(HE_TRIG_NONTRIG_SOUNDING_MODE_ENABLE, - HE_TRIG_NONTRIG_SOUNDING_MODE); - ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, - param_id, param_value); - if (ret) { - ath12k_warn(ab, "failed to set vdev %d HE MU mode: %d\n", - arvif->vdev_id, ret); - return ret; - } - return ret; -} - static void ath12k_mac_update_vif_offload(struct ath12k_vif *arvif) { struct ieee80211_vif *vif = arvif->vif; @@ -7196,7 +7266,6 @@ ath12k_mac_vdev_start_restart(struct ath12k_vif *arvif, struct ath12k_base *ab = ar->ab; struct wmi_vdev_start_req_arg arg = {}; const struct cfg80211_chan_def *chandef = &ctx->def; - int he_support = arvif->vif->bss_conf.he_support; int ret; lockdep_assert_held(&ar->conf_mutex); @@ -7252,14 +7321,6 @@ ath12k_mac_vdev_start_restart(struct ath12k_vif *arvif, spin_unlock_bh(&ab->base_lock); /* TODO: Notify if secondary 80Mhz also needs radar detection */ - if (he_support) { - ret = ath12k_set_he_mu_sounding_mode(ar, arvif); - if (ret) { - ath12k_warn(ar->ab, "failed to set he mode vdev %i\n", - arg.vdev_id); - return ret; - } - } } arg.passive |= !!(chandef->chan->flags & IEEE80211_CHAN_NO_IR); diff --git a/drivers/net/wireless/ath/ath12k/mac.h b/drivers/net/wireless/ath/ath12k/mac.h index 5efbb6822628..8d541f1c2d80 100644 --- a/drivers/net/wireless/ath/ath12k/mac.h +++ b/drivers/net/wireless/ath/ath12k/mac.h @@ -41,6 +41,21 @@ struct ath12k_generic_iter { #define ATH12K_TX_POWER_MAX_VAL 70 #define ATH12K_TX_POWER_MIN_VAL 0 +#define HECAP_PHY_SUBFMR_GET(hecap_phy) \ + u8_get_bits(hecap_phy[3], IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER) + +#define HECAP_PHY_SUBFME_GET(hecap_phy) \ + u8_get_bits(hecap_phy[4], IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE) + +#define HECAP_PHY_MUBFMR_GET(hecap_phy) \ + u8_get_bits(hecap_phy[4], IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER) + +#define HECAP_PHY_ULMUMIMO_GET(hecap_phy) \ + u8_get_bits(hecap_phy[2], IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO) + +#define HECAP_PHY_ULOFDMA_GET(hecap_phy) \ + u8_get_bits(hecap_phy[2], IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO) + enum ath12k_supported_bw { ATH12K_BW_20 = 0, ATH12K_BW_40 = 1, diff --git a/drivers/net/wireless/ath/ath12k/wmi.h b/drivers/net/wireless/ath/ath12k/wmi.h index 6a913f9b8315..3a0fd1c5015d 100644 --- a/drivers/net/wireless/ath/ath12k/wmi.h +++ b/drivers/net/wireless/ath/ath12k/wmi.h @@ -2995,31 +2995,6 @@ struct ath12k_wmi_rx_reorder_queue_remove_arg { #define WMI_VDEV_PARAM_TXBF_SU_TX_BFER BIT(2) #define WMI_VDEV_PARAM_TXBF_MU_TX_BFER BIT(3) -#define HECAP_PHYDWORD_0 0 -#define HECAP_PHYDWORD_1 1 -#define HECAP_PHYDWORD_2 2 - -#define HECAP_PHY_SU_BFER BIT(31) -#define HECAP_PHY_SU_BFEE BIT(0) -#define HECAP_PHY_MU_BFER BIT(1) -#define HECAP_PHY_UL_MUMIMO BIT(22) -#define HECAP_PHY_UL_MUOFDMA BIT(23) - -#define HECAP_PHY_SUBFMR_GET(hecap_phy) \ - u32_get_bits(hecap_phy[HECAP_PHYDWORD_0], HECAP_PHY_SU_BFER) - -#define HECAP_PHY_SUBFME_GET(hecap_phy) \ - u32_get_bits(hecap_phy[HECAP_PHYDWORD_1], HECAP_PHY_SU_BFEE) - -#define HECAP_PHY_MUBFMR_GET(hecap_phy) \ - u32_get_bits(hecap_phy[HECAP_PHYDWORD_1], HECAP_PHY_MU_BFER) - -#define HECAP_PHY_ULMUMIMO_GET(hecap_phy) \ - u32_get_bits(hecap_phy[HECAP_PHYDWORD_0], HECAP_PHY_UL_MUMIMO) - -#define HECAP_PHY_ULOFDMA_GET(hecap_phy) \ - u32_get_bits(hecap_phy[HECAP_PHYDWORD_0], HECAP_PHY_UL_MUOFDMA) - #define HE_MODE_SU_TX_BFEE BIT(0) #define HE_MODE_SU_TX_BFER BIT(1) #define HE_MODE_MU_TX_BFEE BIT(2) @@ -3031,8 +3006,11 @@ struct ath12k_wmi_rx_reorder_queue_remove_arg { #define HE_DL_MUOFDMA_ENABLE 1 #define HE_UL_MUOFDMA_ENABLE 1 #define HE_DL_MUMIMO_ENABLE 1 +#define HE_UL_MUMIMO_ENABLE 1 #define HE_MU_BFEE_ENABLE 1 #define HE_SU_BFEE_ENABLE 1 +#define HE_MU_BFER_ENABLE 1 +#define HE_SU_BFER_ENABLE 1 #define HE_VHT_SOUNDING_MODE_ENABLE 1 #define HE_SU_MU_SOUNDING_MODE_ENABLE 1 From patchwork Wed Sep 18 21:20:49 2024 Content-Type: text/plain; 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Add support to propagate MU-MIMO configurations to the hardware as well for AP mode. Similar support for STA mode will be added in future. Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1 Co-developed-by: Muna Sinada Signed-off-by: Muna Sinada Signed-off-by: Pradeep Kumar Chitrapu Acked-by: Jeff Johnson --- drivers/net/wireless/ath/ath12k/mac.c | 50 +++++++++++++++++++++++++++ drivers/net/wireless/ath/ath12k/wmi.h | 21 +++++++++++ 2 files changed, 71 insertions(+) diff --git a/drivers/net/wireless/ath/ath12k/mac.c b/drivers/net/wireless/ath/ath12k/mac.c index 8ab15de8243e..ee672060ba92 100644 --- a/drivers/net/wireless/ath/ath12k/mac.c +++ b/drivers/net/wireless/ath/ath12k/mac.c @@ -2950,6 +2950,50 @@ static int ath12k_mac_vif_recalc_sta_he_txbf(struct ath12k *ar, return 0; } +static int ath12k_mac_set_eht_txbf_conf(struct ath12k_vif *arvif) +{ + u32 param = WMI_VDEV_PARAM_SET_EHT_MU_MODE; + struct ath12k *ar = arvif->ar; + u32 value = 0; + int ret; + + if (!arvif->vif->bss_conf.eht_support) + return 0; + + if (arvif->vif->bss_conf.eht_su_beamformer) { + value |= u32_encode_bits(EHT_SU_BFER_ENABLE, EHT_MODE_SU_TX_BFER); + if (arvif->vif->bss_conf.eht_mu_beamformer && + arvif->vdev_type == WMI_VDEV_TYPE_AP) + value |= u32_encode_bits(EHT_MU_BFER_ENABLE, + EHT_MODE_MU_TX_BFER) | + u32_encode_bits(EHT_DL_MUOFDMA_ENABLE, + EHT_MODE_DL_OFDMA_MUMIMO) | + u32_encode_bits(EHT_UL_MUOFDMA_ENABLE, + EHT_MODE_UL_OFDMA_MUMIMO); + } + + if (arvif->vif->type != NL80211_IFTYPE_MESH_POINT) { + value |= u32_encode_bits(EHT_DL_MUOFDMA_ENABLE, EHT_MODE_DL_OFDMA) | + u32_encode_bits(EHT_UL_MUOFDMA_ENABLE, EHT_MODE_UL_OFDMA); + + if (arvif->vif->bss_conf.eht_80mhz_full_bw_ul_mumimo) + value |= u32_encode_bits(EHT_UL_MUMIMO_ENABLE, EHT_MODE_MUMIMO); + + if (arvif->vif->bss_conf.eht_su_beamformee) + value |= u32_encode_bits(EHT_SU_BFEE_ENABLE, + EHT_MODE_SU_TX_BFEE); + } + + ret = ath12k_wmi_vdev_set_param_cmd(ar, arvif->vdev_id, param, value); + if (ret) { + ath12k_warn(ar->ab, "failed to set vdev %d EHT MU mode: %d\n", + arvif->vdev_id, ret); + return ret; + } + + return 0; +} + static void ath12k_bss_assoc(struct ath12k *ar, struct ath12k_vif *arvif, struct ieee80211_bss_conf *bss_conf) @@ -3343,6 +3387,12 @@ static void ath12k_mac_bss_info_changed(struct ath12k *ar, ath12k_warn(ar->ab, "failed to set HE TXBF config for vdev: %d\n", arvif->vdev_id); + + ret = ath12k_mac_set_eht_txbf_conf(arvif); + if (ret) + ath12k_warn(ar->ab, + "failed to set EHT TXBF config for vdev: %d\n", + arvif->vdev_id); } ath12k_control_beaconing(arvif, info); diff --git a/drivers/net/wireless/ath/ath12k/wmi.h b/drivers/net/wireless/ath/ath12k/wmi.h index 3a0fd1c5015d..b4cf0e849387 100644 --- a/drivers/net/wireless/ath/ath12k/wmi.h +++ b/drivers/net/wireless/ath/ath12k/wmi.h @@ -1139,6 +1139,7 @@ enum wmi_tlv_vdev_param { WMI_VDEV_PARAM_BSS_COLOR, WMI_VDEV_PARAM_SET_HEMU_MODE, WMI_VDEV_PARAM_HEOPS_0_31 = 0x8003, + WMI_VDEV_PARAM_SET_EHT_MU_MODE = 0x8005, }; enum wmi_tlv_peer_flags { @@ -3012,6 +3013,26 @@ struct ath12k_wmi_rx_reorder_queue_remove_arg { #define HE_MU_BFER_ENABLE 1 #define HE_SU_BFER_ENABLE 1 +#define EHT_MODE_SU_TX_BFEE BIT(0) +#define EHT_MODE_SU_TX_BFER BIT(1) +#define EHT_MODE_MU_TX_BFEE BIT(2) +#define EHT_MODE_MU_TX_BFER BIT(3) +#define EHT_MODE_DL_OFDMA BIT(4) +#define EHT_MODE_UL_OFDMA BIT(5) +#define EHT_MODE_MUMIMO BIT(6) +#define EHT_MODE_DL_OFDMA_TXBF BIT(7) +#define EHT_MODE_DL_OFDMA_MUMIMO BIT(8) +#define EHT_MODE_UL_OFDMA_MUMIMO BIT(9) + +#define EHT_DL_MUOFDMA_ENABLE 1 +#define EHT_UL_MUOFDMA_ENABLE 1 +#define EHT_DL_MUMIMO_ENABLE 1 +#define EHT_UL_MUMIMO_ENABLE 1 +#define EHT_MU_BFEE_ENABLE 1 +#define EHT_SU_BFEE_ENABLE 1 +#define EHT_MU_BFER_ENABLE 1 +#define EHT_SU_BFER_ENABLE 1 + #define HE_VHT_SOUNDING_MODE_ENABLE 1 #define HE_SU_MU_SOUNDING_MODE_ENABLE 1 #define HE_TRIG_NONTRIG_SOUNDING_MODE_ENABLE 1 From patchwork Wed Sep 18 21:20:54 2024 Content-Type: text/plain; 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Wed, 18 Sep 2024 21:21:09 GMT Received: from ath12k-linux1.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 15.2.1544.9; Wed, 18 Sep 2024 14:21:08 -0700 From: Pradeep Kumar Chitrapu To: CC: , Pradeep Kumar Chitrapu , Jeff Johnson Subject: [PATCH V8 7/9] wifi: ath12k: clean up 80P80 support Date: Wed, 18 Sep 2024 14:20:54 -0700 Message-ID: <20240918212056.4137076-8-quic_pradeepc@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240918212056.4137076-1-quic_pradeepc@quicinc.com> References: <20240918212056.4137076-1-quic_pradeepc@quicinc.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: zOl2cVhwvoAFaH70WioUIdrk_oIr5c-T X-Proofpoint-GUID: zOl2cVhwvoAFaH70WioUIdrk_oIr5c-T X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 impostorscore=0 clxscore=1015 adultscore=0 mlxscore=0 suspectscore=0 malwarescore=0 priorityscore=1501 spamscore=0 bulkscore=0 lowpriorityscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2408220000 definitions=main-2409180141 Clean up unused 80P80 references as hardware does not support it. This is applicable to both QCN9274 and WCN7850. Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1 Signed-off-by: Pradeep Kumar Chitrapu Acked-by: Jeff Johnson --- drivers/net/wireless/ath/ath12k/mac.c | 51 ++++++--------------------- drivers/net/wireless/ath/ath12k/wmi.c | 5 +-- drivers/net/wireless/ath/ath12k/wmi.h | 1 - 3 files changed, 11 insertions(+), 46 deletions(-) diff --git a/drivers/net/wireless/ath/ath12k/mac.c b/drivers/net/wireless/ath/ath12k/mac.c index a41a63da9d48..3434b69a0a4b 100644 --- a/drivers/net/wireless/ath/ath12k/mac.c +++ b/drivers/net/wireless/ath/ath12k/mac.c @@ -206,7 +206,7 @@ ath12k_phymodes[NUM_NL80211_BANDS][ATH12K_CHAN_WIDTH_NUM] = { [NL80211_CHAN_WIDTH_40] = MODE_11BE_EHT40, [NL80211_CHAN_WIDTH_80] = MODE_11BE_EHT80, [NL80211_CHAN_WIDTH_160] = MODE_11BE_EHT160, - [NL80211_CHAN_WIDTH_80P80] = MODE_11BE_EHT80_80, + [NL80211_CHAN_WIDTH_80P80] = MODE_UNKNOWN, [NL80211_CHAN_WIDTH_320] = MODE_11BE_EHT320, }, [NL80211_BAND_6GHZ] = { @@ -217,7 +217,7 @@ ath12k_phymodes[NUM_NL80211_BANDS][ATH12K_CHAN_WIDTH_NUM] = { [NL80211_CHAN_WIDTH_40] = MODE_11BE_EHT40, [NL80211_CHAN_WIDTH_80] = MODE_11BE_EHT80, [NL80211_CHAN_WIDTH_160] = MODE_11BE_EHT160, - [NL80211_CHAN_WIDTH_80P80] = MODE_11BE_EHT80_80, + [NL80211_CHAN_WIDTH_80P80] = MODE_UNKNOWN, [NL80211_CHAN_WIDTH_320] = MODE_11BE_EHT320, }, @@ -2387,17 +2387,6 @@ static void ath12k_peer_assoc_h_he(struct ath12k *ar, switch (sta->deflink.bandwidth) { case IEEE80211_STA_RX_BW_160: - if (he_cap->he_cap_elem.phy_cap_info[0] & - IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) { - v = ath12k_peer_assoc_h_he_limit(v, he_mcs_mask); - arg->peer_he_rx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_80_80] = v; - - v = le16_to_cpu(he_cap->he_mcs_nss_supp.tx_mcs_80p80); - arg->peer_he_tx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_80_80] = v; - - arg->peer_he_mcs_count++; - he_tx_mcs = v; - } v = le16_to_cpu(he_cap->he_mcs_nss_supp.rx_mcs_160); arg->peer_he_rx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_160] = v; @@ -2655,16 +2644,11 @@ static enum wmi_phy_mode ath12k_mac_get_phymode_vht(struct ath12k *ar, struct ieee80211_sta *sta) { if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_160) { - switch (sta->deflink.vht_cap.cap & - IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK) { - case IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ: - return MODE_11AC_VHT160; - case IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ: - return MODE_11AC_VHT80_80; - default: - /* not sure if this is a valid case? */ + if (sta->deflink.vht_cap.cap & + IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ) return MODE_11AC_VHT160; - } + + return MODE_UNKNOWN; } if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_80) @@ -2686,11 +2670,8 @@ static enum wmi_phy_mode ath12k_mac_get_phymode_he(struct ath12k *ar, if (sta->deflink.he_cap.he_cap_elem.phy_cap_info[0] & IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) return MODE_11AX_HE160; - else if (sta->deflink.he_cap.he_cap_elem.phy_cap_info[0] & - IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) - return MODE_11AX_HE80_80; - /* not sure if this is a valid case? */ - return MODE_11AX_HE160; + + return MODE_UNKNOWN; } if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_80) @@ -2718,14 +2699,7 @@ static enum wmi_phy_mode ath12k_mac_get_phymode_eht(struct ath12k *ar, IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) return MODE_11BE_EHT160; - if (sta->deflink.he_cap.he_cap_elem.phy_cap_info[0] & - IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) - return MODE_11BE_EHT80_80; - - ath12k_warn(ar->ab, "invalid EHT PHY capability info for 160 Mhz: %d\n", - sta->deflink.he_cap.he_cap_elem.phy_cap_info[0]); - - return MODE_11BE_EHT160; + return MODE_UNKNOWN; } if (sta->deflink.bandwidth == IEEE80211_STA_RX_BW_80) @@ -5789,8 +5763,6 @@ static void ath12k_mac_set_hemcsmap(struct ath12k *ar, mcs_nss->tx_mcs_80 = cpu_to_le16(txmcs_map & 0xffff); mcs_nss->rx_mcs_160 = cpu_to_le16(rxmcs_map & 0xffff); mcs_nss->tx_mcs_160 = cpu_to_le16(txmcs_map & 0xffff); - mcs_nss->rx_mcs_80p80 = cpu_to_le16(rxmcs_map & 0xffff); - mcs_nss->tx_mcs_80p80 = cpu_to_le16(txmcs_map & 0xffff); } static void ath12k_mac_copy_he_cap(struct ath12k *ar, @@ -5812,6 +5784,7 @@ static void ath12k_mac_copy_he_cap(struct ath12k *ar, IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G | IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G | IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G; + /* 80PLUS80 is not supported */ he_cap_elem->phy_cap_info[0] &= ~IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G; he_cap_elem->phy_cap_info[5] &= @@ -8342,10 +8315,6 @@ ath12k_mac_has_single_legacy_rate(struct ath12k *ar, static __le16 ath12k_mac_get_tx_mcs_map(const struct ieee80211_sta_he_cap *he_cap) { - if (he_cap->he_cap_elem.phy_cap_info[0] & - IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G) - return he_cap->he_mcs_nss_supp.tx_mcs_80p80; - if (he_cap->he_cap_elem.phy_cap_info[0] & IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G) return he_cap->he_mcs_nss_supp.tx_mcs_160; diff --git a/drivers/net/wireless/ath/ath12k/wmi.c b/drivers/net/wireless/ath/ath12k/wmi.c index 7aabee813de6..e98b79c1b191 100644 --- a/drivers/net/wireless/ath/ath12k/wmi.c +++ b/drivers/net/wireless/ath/ath12k/wmi.c @@ -984,10 +984,7 @@ static void ath12k_wmi_put_wmi_channel(struct ath12k_wmi_channel_params *chan, chan->mhz = cpu_to_le32(arg->freq); chan->band_center_freq1 = cpu_to_le32(arg->band_center_freq1); - if (arg->mode == MODE_11AC_VHT80_80) - chan->band_center_freq2 = cpu_to_le32(arg->band_center_freq2); - else - chan->band_center_freq2 = 0; + chan->band_center_freq2 = 0; chan->info |= le32_encode_bits(arg->mode, WMI_CHAN_INFO_MODE); if (arg->passive) diff --git a/drivers/net/wireless/ath/ath12k/wmi.h b/drivers/net/wireless/ath/ath12k/wmi.h index 23ee32f6b06e..0600995d0cb0 100644 --- a/drivers/net/wireless/ath/ath12k/wmi.h +++ b/drivers/net/wireless/ath/ath12k/wmi.h @@ -3633,7 +3633,6 @@ struct wmi_vdev_install_key_arg { #define WMI_HOST_MAX_HE_RATE_SET 3 #define WMI_HECAP_TXRX_MCS_NSS_IDX_80 0 #define WMI_HECAP_TXRX_MCS_NSS_IDX_160 1 -#define WMI_HECAP_TXRX_MCS_NSS_IDX_80_80 2 struct wmi_rate_set_arg { u32 num_rates; 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Wed, 18 Sep 2024 21:21:09 GMT Received: from ath12k-linux1.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 15.2.1544.9; Wed, 18 Sep 2024 14:21:09 -0700 From: Pradeep Kumar Chitrapu To: CC: , Pradeep Kumar Chitrapu , P Praneesh , "Jeff Johnson" Subject: [PATCH V8 8/9] wifi: ath12k: add support for 160 MHz bandwidth Date: Wed, 18 Sep 2024 14:20:55 -0700 Message-ID: <20240918212056.4137076-9-quic_pradeepc@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240918212056.4137076-1-quic_pradeepc@quicinc.com> References: <20240918212056.4137076-1-quic_pradeepc@quicinc.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: wO0mnzqAAbcWYLNaoEhU3YfsdCyDJ2hk X-Proofpoint-GUID: wO0mnzqAAbcWYLNaoEhU3YfsdCyDJ2hk X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 mlxlogscore=999 mlxscore=0 malwarescore=0 bulkscore=0 priorityscore=1501 clxscore=1015 adultscore=0 suspectscore=0 lowpriorityscore=0 spamscore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2408220000 definitions=main-2409180140 Add support to configure maximum NSS in 160 MHz bandwidth. Firmware advertises support for handling NSS ratio information as a part of service ready ext event using nss_ratio_enabled flag. Save this information in ath12k_pdev_cap to calculate NSS ratio. Additionally, reorder the code by moving ath12k_peer_assoc_h_phymode() before ath12k_peer_assoc_h_vht() to ensure that arg->peer_phymode correctly reflects the bandwidth in the max NSS calculation. Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1 Co-developed-by: P Praneesh Signed-off-by: P Praneesh Signed-off-by: Pradeep Kumar Chitrapu Acked-by: Jeff Johnson --- drivers/net/wireless/ath/ath12k/core.h | 2 + drivers/net/wireless/ath/ath12k/mac.c | 85 ++++++++++++++++++++++---- drivers/net/wireless/ath/ath12k/mac.h | 2 + drivers/net/wireless/ath/ath12k/wmi.c | 19 +++++- drivers/net/wireless/ath/ath12k/wmi.h | 28 +++++++++ 5 files changed, 124 insertions(+), 12 deletions(-) diff --git a/drivers/net/wireless/ath/ath12k/core.h b/drivers/net/wireless/ath/ath12k/core.h index 7f2e9a9b4097..6f7fb4d94957 100644 --- a/drivers/net/wireless/ath/ath12k/core.h +++ b/drivers/net/wireless/ath/ath12k/core.h @@ -702,6 +702,8 @@ struct ath12k_pdev_cap { u32 tx_chain_mask_shift; u32 rx_chain_mask_shift; struct ath12k_band_cap band[NUM_NL80211_BANDS]; + bool nss_ratio_enabled; + u8 nss_ratio_info; }; struct mlo_timestamp { diff --git a/drivers/net/wireless/ath/ath12k/mac.c b/drivers/net/wireless/ath/ath12k/mac.c index 3434b69a0a4b..7af421107f79 100644 --- a/drivers/net/wireless/ath/ath12k/mac.c +++ b/drivers/net/wireless/ath/ath12k/mac.c @@ -2047,6 +2047,34 @@ ath12k_peer_assoc_h_vht_limit(u16 tx_mcs_set, return tx_mcs_set; } +static u8 ath12k_get_nss_160mhz(struct ath12k *ar, + u8 max_nss) +{ + u8 nss_ratio_info = ar->pdev->cap.nss_ratio_info; + u8 max_sup_nss = 0; + + switch (nss_ratio_info) { + case WMI_NSS_RATIO_1BY2_NSS: + max_sup_nss = max_nss >> 1; + break; + case WMI_NSS_RATIO_3BY4_NSS: + ath12k_warn(ar->ab, "WMI_NSS_RATIO_3BY4_NSS not supported\n"); + break; + case WMI_NSS_RATIO_1_NSS: + max_sup_nss = max_nss; + break; + case WMI_NSS_RATIO_2_NSS: + ath12k_warn(ar->ab, "WMI_NSS_RATIO_2_NSS not supported\n"); + break; + default: + ath12k_warn(ar->ab, "invalid nss ratio received from fw: %d\n", + nss_ratio_info); + break; + } + + return max_sup_nss; +} + static void ath12k_peer_assoc_h_vht(struct ath12k *ar, struct ieee80211_vif *vif, struct ieee80211_sta *sta, @@ -2062,6 +2090,7 @@ static void ath12k_peer_assoc_h_vht(struct ath12k *ar, u8 max_nss, vht_mcs; int i, vht_nss, nss_idx; bool user_rate_valid = true; + u32 rx_nss, tx_nss, nss_160; if (WARN_ON(ath12k_mac_vif_chan(vif, &def))) return; @@ -2156,10 +2185,24 @@ static void ath12k_peer_assoc_h_vht(struct ath12k *ar, /* TODO: Check */ arg->tx_max_mcs_nss = 0xFF; - ath12k_dbg(ar->ab, ATH12K_DBG_MAC, "mac vht peer %pM max_mpdu %d flags 0x%x\n", - sta->addr, arg->peer_max_mpdu, arg->peer_flags); + if (arg->peer_phymode == MODE_11AC_VHT160) { + tx_nss = ath12k_get_nss_160mhz(ar, max_nss); + rx_nss = min(arg->peer_nss, tx_nss); + arg->peer_bw_rxnss_override = ATH12K_BW_NSS_MAP_ENABLE; - /* TODO: rxnss_override */ + if (!rx_nss) { + ath12k_warn(ar->ab, "invalid max_nss\n"); + return; + } + + nss_160 = u32_encode_bits(rx_nss - 1, ATH12K_PEER_RX_NSS_160MHZ); + arg->peer_bw_rxnss_override |= nss_160; + } + + ath12k_dbg(ar->ab, ATH12K_DBG_MAC, + "mac vht peer %pM max_mpdu %d flags 0x%x nss_override 0x%x\n", + sta->addr, arg->peer_max_mpdu, arg->peer_flags, + arg->peer_bw_rxnss_override); } static int ath12k_mac_get_max_he_mcs_map(u16 mcs_map, int nss) @@ -2248,6 +2291,7 @@ static void ath12k_peer_assoc_h_he(struct ath12k *ar, u16 he_tx_mcs = 0, v = 0; int he_nss, nss_idx; bool user_rate_valid = true; + u32 rx_nss, tx_nss, nss_160; if (WARN_ON(ath12k_mac_vif_chan(vif, &def))) return; @@ -2426,11 +2470,28 @@ static void ath12k_peer_assoc_h_he(struct ath12k *ar, he_mcs_mask[i]) max_nss = i + 1; } + max_nss = min(max_nss, ar->num_tx_chains); arg->peer_nss = min(sta->deflink.rx_nss, max_nss); + if (arg->peer_phymode == MODE_11AX_HE160) { + tx_nss = ath12k_get_nss_160mhz(ar, max_nss); + rx_nss = min(arg->peer_nss, tx_nss); + arg->peer_bw_rxnss_override = ATH12K_BW_NSS_MAP_ENABLE; + + if (!rx_nss) { + ath12k_warn(ar->ab, "invalid max_nss\n"); + return; + } + + nss_160 = u32_encode_bits(rx_nss - 1, ATH12K_PEER_RX_NSS_160MHZ); + arg->peer_bw_rxnss_override |= nss_160; + } + ath12k_dbg(ar->ab, ATH12K_DBG_MAC, - "mac he peer %pM nss %d mcs cnt %d\n", - sta->deflink.addr, arg->peer_nss, arg->peer_he_mcs_count); + "mac he peer %pM nss %d mcs cnt %d nss_override 0x%x\n", + sta->deflink.addr, arg->peer_nss, + arg->peer_he_mcs_count, + arg->peer_bw_rxnss_override); } static void ath12k_peer_assoc_h_he_6ghz(struct ath12k *ar, @@ -2962,13 +3023,13 @@ static void ath12k_peer_assoc_prepare(struct ath12k *ar, ath12k_peer_assoc_h_basic(ar, vif, sta, arg); ath12k_peer_assoc_h_crypto(ar, vif, sta, arg); ath12k_peer_assoc_h_rates(ar, vif, sta, arg); + ath12k_peer_assoc_h_phymode(ar, vif, sta, arg); ath12k_peer_assoc_h_ht(ar, vif, sta, arg); ath12k_peer_assoc_h_vht(ar, vif, sta, arg); ath12k_peer_assoc_h_he(ar, vif, sta, arg); ath12k_peer_assoc_h_he_6ghz(ar, vif, sta, arg); ath12k_peer_assoc_h_eht(ar, vif, sta, arg); ath12k_peer_assoc_h_qos(ar, vif, sta, arg); - ath12k_peer_assoc_h_phymode(ar, vif, sta, arg); ath12k_peer_assoc_h_smps(sta, arg); /* TODO: amsdu_disable req? */ @@ -5533,10 +5594,8 @@ ath12k_create_vht_cap(struct ath12k *ar, u32 rate_cap_tx_chainmask, ath12k_set_vht_txbf_cap(ar, &vht_cap.cap); - /* TODO: Enable back VHT160 mode once association issues are fixed */ - /* Disabling VHT160 and VHT80+80 modes */ - vht_cap.cap &= ~IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK; - vht_cap.cap &= ~IEEE80211_VHT_CAP_SHORT_GI_160; + /* 80P80 is not supported */ + vht_cap.cap &= ~IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ; rxmcs_map = 0; txmcs_map = 0; @@ -9551,7 +9610,8 @@ static int ath12k_mac_setup_iface_combinations(struct ath12k_hw *ah) combinations[0].radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) | BIT(NL80211_CHAN_WIDTH_20) | BIT(NL80211_CHAN_WIDTH_40) | - BIT(NL80211_CHAN_WIDTH_80); + BIT(NL80211_CHAN_WIDTH_80) | + BIT(NL80211_CHAN_WIDTH_160); wiphy->iface_combinations = combinations; wiphy->n_iface_combinations = 1; @@ -9767,6 +9827,9 @@ static int ath12k_mac_hw_register(struct ath12k_hw *ah) ieee80211_hw_set(hw, SUPPORTS_TX_FRAG); ieee80211_hw_set(hw, REPORTS_LOW_ACK); + if (cap->nss_ratio_enabled) + ieee80211_hw_set(hw, SUPPORTS_VHT_EXT_NSS_BW); + if ((ht_cap & WMI_HT_CAP_ENABLED) || ar->supports_6ghz) { ieee80211_hw_set(hw, AMPDU_AGGREGATION); ieee80211_hw_set(hw, TX_AMPDU_SETUP_IN_HW); diff --git a/drivers/net/wireless/ath/ath12k/mac.h b/drivers/net/wireless/ath/ath12k/mac.h index 8d541f1c2d80..e7e29bb9fcf0 100644 --- a/drivers/net/wireless/ath/ath12k/mac.h +++ b/drivers/net/wireless/ath/ath12k/mac.h @@ -37,6 +37,8 @@ struct ath12k_generic_iter { #define IEEE80211_DISABLE_VHT_MCS_SUPPORT_0_11 BIT(24) #define ATH12K_CHAN_WIDTH_NUM 14 +#define ATH12K_BW_NSS_MAP_ENABLE BIT(31) +#define ATH12K_PEER_RX_NSS_160MHZ GENMASK(2, 0) #define ATH12K_TX_POWER_MAX_VAL 70 #define ATH12K_TX_POWER_MIN_VAL 0 diff --git a/drivers/net/wireless/ath/ath12k/wmi.c b/drivers/net/wireless/ath/ath12k/wmi.c index e98b79c1b191..15c08a2313bc 100644 --- a/drivers/net/wireless/ath/ath12k/wmi.c +++ b/drivers/net/wireless/ath/ath12k/wmi.c @@ -523,6 +523,10 @@ ath12k_pull_mac_phy_cap_svc_ready_ext(struct ath12k_wmi_pdev *wmi_handle, pdev_cap->he_mcs = le32_to_cpu(mac_caps->he_supp_mcs_5g); pdev_cap->tx_chain_mask = le32_to_cpu(mac_caps->tx_chain_mask_5g); pdev_cap->rx_chain_mask = le32_to_cpu(mac_caps->rx_chain_mask_5g); + pdev_cap->nss_ratio_enabled = + WMI_NSS_RATIO_EN_DIS_GET(mac_caps->nss_ratio); + pdev_cap->nss_ratio_info = + WMI_NSS_RATIO_INFO_GET(mac_caps->nss_ratio); } else { return -EINVAL; } @@ -980,11 +984,24 @@ int ath12k_wmi_vdev_down(struct ath12k *ar, u8 vdev_id) static void ath12k_wmi_put_wmi_channel(struct ath12k_wmi_channel_params *chan, struct wmi_vdev_start_req_arg *arg) { + u32 center_freq1 = arg->band_center_freq1; + memset(chan, 0, sizeof(*chan)); chan->mhz = cpu_to_le32(arg->freq); chan->band_center_freq1 = cpu_to_le32(arg->band_center_freq1); - chan->band_center_freq2 = 0; + if (arg->mode == MODE_11AX_HE160) { + if (arg->freq > center_freq1) + chan->band_center_freq1 = + cpu_to_le32(center_freq1 + 40); + else + chan->band_center_freq1 = + cpu_to_le32(center_freq1 - 40); + + chan->band_center_freq2 = cpu_to_le32(arg->band_center_freq1); + } else { + chan->band_center_freq2 = 0; + } chan->info |= le32_encode_bits(arg->mode, WMI_CHAN_INFO_MODE); if (arg->passive) diff --git a/drivers/net/wireless/ath/ath12k/wmi.h b/drivers/net/wireless/ath/ath12k/wmi.h index 0600995d0cb0..6f9ba0e39fe8 100644 --- a/drivers/net/wireless/ath/ath12k/wmi.h +++ b/drivers/net/wireless/ath/ath12k/wmi.h @@ -2264,6 +2264,21 @@ enum wmi_direct_buffer_module { WMI_DIRECT_BUF_MAX }; +/** + * enum wmi_nss_ratio - NSS ratio received from FW during service ready ext event + * @WMI_NSS_RATIO_1BY2_NSS: Max nss of 160MHz is equals to half of the max nss of 80MHz + * @WMI_NSS_RATIO_3BY4_NSS: Max nss of 160MHz is equals to 3/4 of the max nss of 80MHz + * @WMI_NSS_RATIO_1_NSS: Max nss of 160MHz is equals to the max nss of 80MHz + * @WMI_NSS_RATIO_2_NSS: Max nss of 160MHz is equals to two times the max nss of 80MHz + */ + +enum wmi_nss_ratio { + WMI_NSS_RATIO_1BY2_NSS, + WMI_NSS_RATIO_3BY4_NSS, + WMI_NSS_RATIO_1_NSS, + WMI_NSS_RATIO_2_NSS +}; + struct ath12k_wmi_pdev_band_arg { u32 pdev_id; u32 start_freq; @@ -2580,6 +2595,12 @@ struct ath12k_wmi_hw_mode_cap_params { } __packed; #define WMI_MAX_HECAP_PHY_SIZE (3) +#define WMI_NSS_RATIO_EN_DIS_BITPOS BIT(0) +#define WMI_NSS_RATIO_EN_DIS_GET(_val) \ + le32_get_bits(_val, WMI_NSS_RATIO_EN_DIS_BITPOS) +#define WMI_NSS_RATIO_INFO_BITPOS GENMASK(4, 1) +#define WMI_NSS_RATIO_INFO_GET(_val) \ + le32_get_bits(_val, WMI_NSS_RATIO_INFO_BITPOS) /* pdev_id is present in lower 16 bits of pdev_and_hw_link_ids in * ath12k_wmi_mac_phy_caps_params & ath12k_wmi_caps_ext_params. @@ -2621,6 +2642,13 @@ struct ath12k_wmi_mac_phy_caps_params { __le32 he_cap_info_2g_ext; __le32 he_cap_info_5g_ext; __le32 he_cap_info_internal; + __le32 wireless_modes; + __le32 low_2ghz_chan_freq; + __le32 high_2ghz_chan_freq; + __le32 low_5ghz_chan_freq; + __le32 high_5ghz_chan_freq; + __le32 nss_ratio; + } __packed; struct ath12k_wmi_hal_reg_caps_ext_params { From patchwork Wed Sep 18 21:20:56 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pradeep Kumar Chitrapu X-Patchwork-Id: 829540 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A44471CB32B for ; 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Wed, 18 Sep 2024 21:21:11 +0000 (GMT) Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA02.qualcomm.com (8.18.1.2/8.18.1.2) with ESMTPS id 48ILLA0u011397 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 18 Sep 2024 21:21:10 GMT Received: from ath12k-linux1.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 15.2.1544.9; Wed, 18 Sep 2024 14:21:09 -0700 From: Pradeep Kumar Chitrapu To: CC: , Pradeep Kumar Chitrapu , Jeff Johnson Subject: [PATCH V8 9/9] wifi: ath12k: add extended NSS bandwidth support for 160 MHz Date: Wed, 18 Sep 2024 14:20:56 -0700 Message-ID: <20240918212056.4137076-10-quic_pradeepc@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240918212056.4137076-1-quic_pradeepc@quicinc.com> References: <20240918212056.4137076-1-quic_pradeepc@quicinc.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: Mta6b5FqdCLrvsiUf1WwMHFr8SiJUh5L X-Proofpoint-ORIG-GUID: Mta6b5FqdCLrvsiUf1WwMHFr8SiJUh5L X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 clxscore=1015 phishscore=0 malwarescore=0 mlxlogscore=999 mlxscore=0 impostorscore=0 adultscore=0 suspectscore=0 lowpriorityscore=0 spamscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2408220000 definitions=main-2409180140 Currently rx and tx MCS map for 160 MHz under HE capabilities are not updating properly, when 160 MHz is configured with NSS lesser than max NSS support. Fix this by utilizing nss_ratio_enabled and nss_ratio_info fields sent by firmware in service ready event. However, if firmware advertises EXT NSS BW support in VHT caps as 1(1x2) and when nss_ratio_info indicates 1:1, reset the EXT NSS BW Support in VHT caps to 0 which indicates 1x1. This is to avoid incorrectly choosing 1:2 NSS ratio when using the default VHT caps advertised by firmware. Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1 Signed-off-by: Pradeep Kumar Chitrapu Acked-by: Jeff Johnson --- drivers/net/wireless/ath/ath12k/mac.c | 33 ++++++++++++++++++++++----- 1 file changed, 27 insertions(+), 6 deletions(-) diff --git a/drivers/net/wireless/ath/ath12k/mac.c b/drivers/net/wireless/ath/ath12k/mac.c index 7af421107f79..ff036922f925 100644 --- a/drivers/net/wireless/ath/ath12k/mac.c +++ b/drivers/net/wireless/ath/ath12k/mac.c @@ -2474,8 +2474,10 @@ static void ath12k_peer_assoc_h_he(struct ath12k *ar, arg->peer_nss = min(sta->deflink.rx_nss, max_nss); if (arg->peer_phymode == MODE_11AX_HE160) { - tx_nss = ath12k_get_nss_160mhz(ar, max_nss); + tx_nss = ath12k_get_nss_160mhz(ar, ar->num_tx_chains); rx_nss = min(arg->peer_nss, tx_nss); + + arg->peer_nss = min(sta->deflink.rx_nss, ar->num_rx_chains); arg->peer_bw_rxnss_override = ATH12K_BW_NSS_MAP_ENABLE; if (!rx_nss) { @@ -5617,6 +5619,12 @@ ath12k_create_vht_cap(struct ath12k *ar, u32 rate_cap_tx_chainmask, vht_cap.vht_mcs.rx_mcs_map = cpu_to_le16(rxmcs_map); vht_cap.vht_mcs.tx_mcs_map = cpu_to_le16(txmcs_map); + /* Check if the HW supports 1:1 NSS ratio and reset + * EXT NSS BW Support field to 0 to indicate 1:1 ratio + */ + if (ar->pdev->cap.nss_ratio_info == WMI_NSS_RATIO_1_NSS) + vht_cap.cap &= ~IEEE80211_VHT_CAP_EXT_NSS_BW_MASK; + return vht_cap; } @@ -5799,11 +5807,12 @@ static void ath12k_mac_set_hemcsmap(struct ath12k *ar, struct ieee80211_sta_he_cap *he_cap) { struct ieee80211_he_mcs_nss_supp *mcs_nss = &he_cap->he_mcs_nss_supp; - u16 txmcs_map, rxmcs_map; + u8 maxtxnss_160 = ath12k_get_nss_160mhz(ar, ar->num_tx_chains); + u8 maxrxnss_160 = ath12k_get_nss_160mhz(ar, ar->num_rx_chains); + u16 txmcs_map_160 = 0, rxmcs_map_160 = 0; + u16 txmcs_map = 0, rxmcs_map = 0; u32 i; - rxmcs_map = 0; - txmcs_map = 0; for (i = 0; i < 8; i++) { if (i < ar->num_tx_chains && (ar->cfg_tx_chainmask >> cap->tx_chain_mask_shift) & BIT(i)) @@ -5816,12 +5825,24 @@ static void ath12k_mac_set_hemcsmap(struct ath12k *ar, rxmcs_map |= IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2); else rxmcs_map |= IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2); + + if (i < maxtxnss_160 && + (ar->cfg_tx_chainmask >> cap->tx_chain_mask_shift) & BIT(i)) + txmcs_map_160 |= IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2); + else + txmcs_map_160 |= IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2); + + if (i < maxrxnss_160 && + (ar->cfg_tx_chainmask >> cap->tx_chain_mask_shift) & BIT(i)) + rxmcs_map_160 |= IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2); + else + rxmcs_map_160 |= IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2); } mcs_nss->rx_mcs_80 = cpu_to_le16(rxmcs_map & 0xffff); mcs_nss->tx_mcs_80 = cpu_to_le16(txmcs_map & 0xffff); - mcs_nss->rx_mcs_160 = cpu_to_le16(rxmcs_map & 0xffff); - mcs_nss->tx_mcs_160 = cpu_to_le16(txmcs_map & 0xffff); + mcs_nss->rx_mcs_160 = cpu_to_le16(rxmcs_map_160 & 0xffff); + mcs_nss->tx_mcs_160 = cpu_to_le16(txmcs_map_160 & 0xffff); } static void ath12k_mac_copy_he_cap(struct ath12k *ar,