From patchwork Thu Sep 9 08:15:06 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shayne Chen X-Patchwork-Id: 508687 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0267FC4332F for ; Thu, 9 Sep 2021 08:15:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DEF7761139 for ; Thu, 9 Sep 2021 08:15:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231366AbhIIIQf (ORCPT ); Thu, 9 Sep 2021 04:16:35 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:42630 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S229876AbhIIIQd (ORCPT ); Thu, 9 Sep 2021 04:16:33 -0400 X-UUID: 8096c63a72ee484dbd6ad3d70e6c06e5-20210909 X-UUID: 8096c63a72ee484dbd6ad3d70e6c06e5-20210909 Received: from mtkexhb02.mediatek.inc [(172.21.101.103)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1350698837; Thu, 09 Sep 2021 16:15:19 +0800 Received: from mtkmbs10n2.mediatek.inc (172.21.101.183) by mtkmbs06n2.mediatek.inc (172.21.101.130) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 9 Sep 2021 16:15:18 +0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs10n2.mediatek.inc (172.21.101.183) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.3; Thu, 9 Sep 2021 16:15:18 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 9 Sep 2021 16:15:18 +0800 From: Shayne Chen To: Felix Fietkau CC: linux-wireless , Lorenzo Bianconi , Ryder Lee , "Evelyn Tsai" , linux-mediatek , Shayne Chen Subject: [PATCH v4 2/8] mt76: mt7915: fix txbf starec TLV issues Date: Thu, 9 Sep 2021 16:15:06 +0800 Message-ID: <20210909081512.5037-2-shayne.chen@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20210909081512.5037-1-shayne.chen@mediatek.com> References: <20210909081512.5037-1-shayne.chen@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Ryder Lee With this patch we can append txbf starec TLVs. This is an intermediate patch for reworking starec TLV tags. Signed-off-by: Ryder Lee Signed-off-by: Shayne Chen --- .../net/wireless/mediatek/mt76/mt7915/mcu.c | 139 +++++++++--------- .../net/wireless/mediatek/mt76/mt7915/mcu.h | 4 +- 2 files changed, 71 insertions(+), 72 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c index 955afe9f2958..89df9bcd14e6 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c @@ -1749,6 +1749,45 @@ int mt7915_mcu_add_smps(struct mt7915_dev *dev, struct ieee80211_vif *vif, MCU_EXT_CMD(STA_REC_UPDATE), true); } +static inline bool +mt7915_is_ebf_supported(struct mt7915_phy *phy, struct ieee80211_vif *vif, + struct ieee80211_sta *sta, bool bfee) +{ + struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; + int tx_ant = hweight8(phy->mt76->chainmask) - 1; + + if (vif->type != NL80211_IFTYPE_STATION && + vif->type != NL80211_IFTYPE_AP) + return false; + + if (!bfee && tx_ant < 2) + return false; + + if (sta->he_cap.has_he) { + struct ieee80211_he_cap_elem *pe = &sta->he_cap.he_cap_elem; + + if (bfee) + return mvif->cap.he_su_ebfee && + HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]); + else + return mvif->cap.he_su_ebfer && + HE_PHY(CAP4_SU_BEAMFORMEE, pe->phy_cap_info[4]); + } + + if (sta->vht_cap.vht_supported) { + u32 cap = sta->vht_cap.cap; + + if (bfee) + return mvif->cap.vht_su_ebfee && + (cap & IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE); + else + return mvif->cap.vht_su_ebfer && + (cap & IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE); + } + + return false; +} + static void mt7915_mcu_sta_sounding_rate(struct sta_rec_bf *bf) { @@ -1880,10 +1919,12 @@ mt7915_mcu_sta_bfer_he(struct ieee80211_sta *sta, struct ieee80211_vif *vif, } static void -mt7915_mcu_sta_bfer_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, - struct ieee80211_vif *vif, struct mt7915_phy *phy, - bool enable, bool explicit) +mt7915_mcu_sta_bfer_tlv(struct mt7915_dev *dev, struct sk_buff *skb, + struct ieee80211_vif *vif, struct ieee80211_sta *sta) { + struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; + struct mt7915_phy *phy = + mvif->band_idx ? mt7915_ext_phy(dev) : &dev->phy; int tx_ant = hweight8(phy->mt76->chainmask) - 1; struct sta_rec_bf *bf; struct tlv *tlv; @@ -1893,25 +1934,23 @@ mt7915_mcu_sta_bfer_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, {2, 4, 4, 0}, /* 3x1, 3x2, 3x3, 3x4 */ {3, 5, 6, 0} /* 4x1, 4x2, 4x3, 4x4 */ }; + bool ebf; -#define MT_BFER_FREE cpu_to_le16(GENMASK(15, 0)) + ebf = mt7915_is_ebf_supported(phy, vif, sta, false); + if (!ebf && !dev->ibf) + return; tlv = mt7915_mcu_add_tlv(skb, STA_REC_BF, sizeof(*bf)); bf = (struct sta_rec_bf *)tlv; - if (!enable) { - bf->pfmu = MT_BFER_FREE; - return; - } - /* he: eBF only, in accordance with spec * vht: support eBF and iBF * ht: iBF only, since mac80211 lacks of eBF support */ - if (sta->he_cap.has_he && explicit) + if (sta->he_cap.has_he && ebf) mt7915_mcu_sta_bfer_he(sta, vif, phy, bf); else if (sta->vht_cap.vht_supported) - mt7915_mcu_sta_bfer_vht(sta, phy, bf, explicit); + mt7915_mcu_sta_bfer_vht(sta, phy, bf, ebf); else if (sta->ht_cap.ht_supported) mt7915_mcu_sta_bfer_ht(sta, phy, bf); else @@ -1921,12 +1960,12 @@ mt7915_mcu_sta_bfer_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, bf->ibf_dbw = sta->bandwidth; bf->ibf_nrow = tx_ant; - if (!explicit && sta->bandwidth <= IEEE80211_STA_RX_BW_40 && !bf->nc) + if (!ebf && sta->bandwidth <= IEEE80211_STA_RX_BW_40 && !bf->nc) bf->ibf_timeout = 0x48; else bf->ibf_timeout = 0x18; - if (explicit && bf->nr != tx_ant) + if (ebf && bf->nr != tx_ant) bf->mem_20m = matrix[tx_ant][bf->nc]; else bf->mem_20m = matrix[bf->nr][bf->nc]; @@ -1946,14 +1985,20 @@ mt7915_mcu_sta_bfer_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, } static void -mt7915_mcu_sta_bfee_tlv(struct sk_buff *skb, struct ieee80211_sta *sta, - struct mt7915_phy *phy) +mt7915_mcu_sta_bfee_tlv(struct mt7915_dev *dev, struct sk_buff *skb, + struct ieee80211_vif *vif, struct ieee80211_sta *sta) { + struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; + struct mt7915_phy *phy = + mvif->band_idx ? mt7915_ext_phy(dev) : &dev->phy; int tx_ant = hweight8(phy->mt76->chainmask) - 1; struct sta_rec_bfee *bfee; struct tlv *tlv; u8 nr = 0; + if (!mt7915_is_ebf_supported(phy, vif, sta, true)) + return; + tlv = mt7915_mcu_add_tlv(skb, STA_REC_BFEE, sizeof(*bfee)); bfee = (struct sta_rec_bfee *)tlv; @@ -1979,68 +2024,20 @@ mt7915_mcu_add_txbf(struct mt7915_dev *dev, struct ieee80211_vif *vif, { struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv; struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; - struct mt7915_phy *phy; struct sk_buff *skb; - int r, len; - bool ebfee = false, ebfer = false; - - if (vif->type != NL80211_IFTYPE_STATION && - vif->type != NL80211_IFTYPE_AP) - return 0; - - phy = mvif->band_idx ? mt7915_ext_phy(dev) : &dev->phy; - - if (sta->he_cap.has_he) { - struct ieee80211_he_cap_elem *pe = &sta->he_cap.he_cap_elem; - - ebfee = mvif->cap.he_su_ebfee && - HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]); - ebfer = mvif->cap.he_su_ebfer && - HE_PHY(CAP4_SU_BEAMFORMEE, pe->phy_cap_info[4]); - } else if (sta->vht_cap.vht_supported) { - u32 cap = sta->vht_cap.cap; - - ebfee = mvif->cap.vht_su_ebfee && - (cap & IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE); - ebfer = mvif->cap.vht_su_ebfer && - (cap & IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE); - } - /* must keep each tag independent */ + skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, + MT7915_STA_UPDATE_MAX_SIZE); + if (IS_ERR(skb)) + return PTR_ERR(skb); /* starec bf */ - if (ebfer || dev->ibf) { - len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_bf); - - skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); - if (IS_ERR(skb)) - return PTR_ERR(skb); - - mt7915_mcu_sta_bfer_tlv(skb, sta, vif, phy, enable, ebfer); - - r = mt76_mcu_skb_send_msg(&dev->mt76, skb, - MCU_EXT_CMD(STA_REC_UPDATE), true); - if (r) - return r; - } - + mt7915_mcu_sta_bfer_tlv(dev, skb, vif, sta); /* starec bfee */ - if (ebfee) { - len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_bfee); - - skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len); - if (IS_ERR(skb)) - return PTR_ERR(skb); - - mt7915_mcu_sta_bfee_tlv(skb, sta, phy); - - r = mt76_mcu_skb_send_msg(&dev->mt76, skb, - MCU_EXT_CMD(STA_REC_UPDATE), true); - if (r) - return r; - } + mt7915_mcu_sta_bfee_tlv(dev, skb, vif, sta); - return 0; + return mt76_mcu_skb_send_msg(&dev->mt76, skb, + MCU_EXT_CMD(STA_REC_UPDATE), true); } int mt7915_mcu_set_fixed_rate_ctrl(struct mt7915_dev *dev, diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h index 9e966cfcf5a2..158c8e68c59e 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h @@ -1001,7 +1001,7 @@ struct sta_rec_bf { bool codebook75_mu; u8 he_ltf; - u8 rsv[2]; + u8 rsv[3]; } __packed; struct sta_rec_bfee { @@ -1102,12 +1102,14 @@ enum { #define MT7915_STA_UPDATE_MAX_SIZE (sizeof(struct sta_req_hdr) + \ sizeof(struct sta_rec_basic) + \ + sizeof(struct sta_rec_bf) + \ sizeof(struct sta_rec_ht) + \ sizeof(struct sta_rec_he) + \ sizeof(struct sta_rec_ba) + \ sizeof(struct sta_rec_vht) + \ sizeof(struct sta_rec_uapsd) + \ sizeof(struct sta_rec_amsdu) + \ + sizeof(struct sta_rec_bfee) + \ sizeof(struct tlv) + \ MT7915_WTBL_UPDATE_MAX_SIZE)