From patchwork Wed Jul 14 09:18:50 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ryder Lee X-Patchwork-Id: 477264 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 9FAB2C11F68 for ; Wed, 14 Jul 2021 09:19:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8A9D961370 for ; Wed, 14 Jul 2021 09:19:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238809AbhGNJVu (ORCPT ); Wed, 14 Jul 2021 05:21:50 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:40602 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S238763AbhGNJVt (ORCPT ); Wed, 14 Jul 2021 05:21:49 -0400 X-UUID: a179d4c343dc448aaed56ff74f96e318-20210714 X-UUID: a179d4c343dc448aaed56ff74f96e318-20210714 Received: from mtkcas06.mediatek.inc [(172.21.101.30)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 936326407; Wed, 14 Jul 2021 17:18:54 +0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs06n1.mediatek.inc (172.21.101.129) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 14 Jul 2021 17:18:53 +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; Wed, 14 Jul 2021 17:18:53 +0800 From: Ryder Lee To: Felix Fietkau CC: Lorenzo Bianconi , Shayne Chen , Evelyn Tsai , , , Ryder Lee Subject: [PATCH v2 3/4] mt76: mt7915: report tx rate directly from tx status Date: Wed, 14 Jul 2021 17:18:50 +0800 Message-ID: X-Mailer: git-send-email 2.18.0 In-Reply-To: <50730853fe09fb75418484770a0c95c23b44deb5.1626253920.git.ryder.lee@mediatek.com> References: <50730853fe09fb75418484770a0c95c23b44deb5.1626253920.git.ryder.lee@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Report tx rate from tx status packets instead of receving periodic mcu event. This improves flexibility, accuracy and AQL performance, and simplifies code flow for better readability. Signed-off-by: Ryder Lee --- v2 - remove an unused variable. --- drivers/net/wireless/mediatek/mt76/mt76.h | 2 + .../wireless/mediatek/mt76/mt7915/debugfs.c | 47 ----- .../net/wireless/mediatek/mt76/mt7915/init.c | 2 - .../net/wireless/mediatek/mt76/mt7915/mac.c | 172 ++++++++++++++---- .../net/wireless/mediatek/mt76/mt7915/main.c | 26 ++- .../net/wireless/mediatek/mt76/mt7915/mcu.c | 168 ----------------- .../net/wireless/mediatek/mt76/mt7915/mcu.h | 43 ----- .../wireless/mediatek/mt76/mt7915/mt7915.h | 17 -- drivers/net/wireless/mediatek/mt76/tx.c | 6 +- 9 files changed, 152 insertions(+), 331 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h index 25c5ceef5257..b41faedee001 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76.h +++ b/drivers/net/wireless/mediatek/mt76/mt76.h @@ -244,6 +244,8 @@ struct mt76_wcid { struct ewma_signal rssi; int inactive_count; + struct rate_info rate; + u16 idx; u8 hw_key_idx; u8 hw_key_idx2; diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c index 64048243e34b..1a48b09d0cb7 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c @@ -377,56 +377,9 @@ static int mt7915_sta_fixed_rate_set(void *data, u64 rate) DEFINE_DEBUGFS_ATTRIBUTE(fops_fixed_rate, NULL, mt7915_sta_fixed_rate_set, "%llx\n"); -static int -mt7915_sta_stats_show(struct seq_file *s, void *data) -{ - struct ieee80211_sta *sta = s->private; - struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; - struct mt7915_sta_stats *stats = &msta->stats; - struct rate_info *rate = &stats->prob_rate; - static const char * const bw[] = { - "BW20", "BW5", "BW10", "BW40", - "BW80", "BW160", "BW_HE_RU" - }; - - if (!rate->legacy && !rate->flags) - return 0; - - seq_puts(s, "Probing rate - "); - if (rate->flags & RATE_INFO_FLAGS_MCS) - seq_puts(s, "HT "); - else if (rate->flags & RATE_INFO_FLAGS_VHT_MCS) - seq_puts(s, "VHT "); - else if (rate->flags & RATE_INFO_FLAGS_HE_MCS) - seq_puts(s, "HE "); - else - seq_printf(s, "Bitrate %d\n", rate->legacy); - - if (rate->flags) { - seq_printf(s, "%s NSS%d MCS%d ", - bw[rate->bw], rate->nss, rate->mcs); - - if (rate->flags & RATE_INFO_FLAGS_SHORT_GI) - seq_puts(s, "SGI "); - else if (rate->he_gi) - seq_puts(s, "HE GI "); - - if (rate->he_dcm) - seq_puts(s, "DCM "); - } - - seq_printf(s, "\nPPDU PER: %ld.%1ld%%\n", - stats->per / 10, stats->per % 10); - - return 0; -} - -DEFINE_SHOW_ATTRIBUTE(mt7915_sta_stats); - void mt7915_sta_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct dentry *dir) { debugfs_create_file("fixed_rate", 0600, dir, sta, &fops_fixed_rate); - debugfs_create_file("stats", 0400, dir, sta, &mt7915_sta_stats_fops); } #endif diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/init.c b/drivers/net/wireless/mediatek/mt76/mt7915/init.c index 4798d6344305..eb4c4991d020 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/init.c @@ -350,7 +350,6 @@ static int mt7915_register_ext_phy(struct mt7915_dev *dev) mphy->chainmask = dev->chainmask & ~dev->mphy.chainmask; mphy->antenna_mask = BIT(hweight8(mphy->chainmask)) - 1; - INIT_LIST_HEAD(&phy->stats_list); INIT_DELAYED_WORK(&mphy->mac_work, mt7915_mac_work); mt7915_eeprom_parse_band_config(phy); @@ -787,7 +786,6 @@ int mt7915_register_device(struct mt7915_dev *dev) dev->phy.dev = dev; dev->phy.mt76 = &dev->mt76.phy; dev->mt76.phy.priv = &dev->phy; - INIT_LIST_HEAD(&dev->phy.stats_list); INIT_WORK(&dev->rc_work, mt7915_mac_sta_rc_work); INIT_DELAYED_WORK(&dev->mphy.mac_work, mt7915_mac_work); INIT_LIST_HEAD(&dev->sta_rc_list); diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c index 70ec8ca94fcc..6de79d646ca1 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c @@ -88,15 +88,14 @@ bool mt7915_mac_wtbl_update(struct mt7915_dev *dev, int idx, u32 mask) 0, 5000); } -static u32 mt7915_mac_wtbl_lmac_addr(struct mt7915_dev *dev, u16 wcid) +static u32 mt7915_mac_wtbl_lmac_addr(struct mt7915_dev *dev, u16 wcid, u8 dw) { mt76_wr(dev, MT_WTBLON_TOP_WDUCR, FIELD_PREP(MT_WTBLON_TOP_WDUCR_GROUP, (wcid >> 7))); - return MT_WTBL_LMAC_OFFS(wcid, 0); + return MT_WTBL_LMAC_OFFS(wcid, dw); } -/* TODO: use txfree airtime info to avoid runtime accessing in the long run */ static void mt7915_mac_sta_poll(struct mt7915_dev *dev) { static const u8 ac_to_tid[] = { @@ -107,6 +106,7 @@ static void mt7915_mac_sta_poll(struct mt7915_dev *dev) }; struct ieee80211_sta *sta; struct mt7915_sta *msta; + struct rate_info *rate; u32 tx_time[IEEE80211_NUM_ACS], rx_time[IEEE80211_NUM_ACS]; LIST_HEAD(sta_poll_list); int i; @@ -119,8 +119,9 @@ static void mt7915_mac_sta_poll(struct mt7915_dev *dev) while (true) { bool clear = false; - u32 addr; + u32 addr, val; u16 idx; + u8 bw; spin_lock_bh(&dev->sta_poll_lock); if (list_empty(&sta_poll_list)) { @@ -133,7 +134,7 @@ static void mt7915_mac_sta_poll(struct mt7915_dev *dev) spin_unlock_bh(&dev->sta_poll_lock); idx = msta->wcid.idx; - addr = mt7915_mac_wtbl_lmac_addr(dev, idx) + 20 * 4; + addr = mt7915_mac_wtbl_lmac_addr(dev, idx, 20); for (i = 0; i < IEEE80211_NUM_ACS; i++) { u32 tx_last = msta->airtime_ac[i]; @@ -174,6 +175,42 @@ static void mt7915_mac_sta_poll(struct mt7915_dev *dev) ieee80211_sta_register_airtime(sta, tid, tx_cur, rx_cur); } + + /* + * We don't support reading GI info from txs packets. + * For accurate tx status reporting and AQL improvement, + * we need to make sure that flags match so polling GI + * from per-sta counters directly. + */ + rate = &msta->wcid.rate; + addr = mt7915_mac_wtbl_lmac_addr(dev, idx, 7); + val = mt76_rr(dev, addr); + + switch (rate->bw) { + case RATE_INFO_BW_160: + bw = IEEE80211_STA_RX_BW_160; + break; + case RATE_INFO_BW_80: + bw = IEEE80211_STA_RX_BW_80; + break; + case RATE_INFO_BW_40: + bw = IEEE80211_STA_RX_BW_40; + break; + default: + bw = IEEE80211_STA_RX_BW_20; + break; + } + + if (rate->flags & RATE_INFO_FLAGS_HE_MCS) { + u8 offs = 24 + 2 * bw; + + rate->he_gi = (val & (0x3 << offs)) >> offs; + } else if (rate->flags & RATE_INFO_FLAGS_VHT_MCS) { + if (val & BIT(12 + bw)) + rate->flags |= RATE_INFO_FLAGS_SHORT_GI; + else + rate->flags &= ~RATE_INFO_FLAGS_SHORT_GI; + } } rcu_read_unlock(); @@ -1016,6 +1053,17 @@ int mt7915_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, if (!wcid) wcid = &dev->mt76.global_wcid; + if (sta) { + struct mt7915_sta *msta; + + msta = (struct mt7915_sta *)sta->drv_priv; + + if (time_after(jiffies, msta->stats.jiffies + HZ / 4)) { + info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS; + msta->stats.jiffies = jiffies; + } + } + pid = mt76_tx_status_skb_add(mdev, wcid, tx_info->skb); mt7915_mac_write_txwi(dev, txwi_ptr, tx_info->skb, wcid, pid, key, @@ -1181,8 +1229,6 @@ mt7915_mac_tx_free(struct mt7915_dev *dev, struct sk_buff *skb) msta = container_of(wcid, struct mt7915_sta, wcid); spin_lock_bh(&dev->sta_poll_lock); - if (list_empty(&msta->stats_list)) - list_add_tail(&msta->stats_list, &phy->stats_list); if (list_empty(&msta->poll_list)) list_add_tail(&msta->poll_list, &dev->sta_poll_list); spin_unlock_bh(&dev->sta_poll_lock); @@ -1216,18 +1262,25 @@ static bool mt7915_mac_add_txs_skb(struct mt7915_dev *dev, struct mt76_wcid *wcid, int pid, __le32 *txs_data) { + struct ieee80211_supported_band *sband; struct mt76_dev *mdev = &dev->mt76; + struct mt76_phy *mphy; struct ieee80211_tx_info *info; struct sk_buff_head list; + struct rate_info rate = {}; struct sk_buff *skb; + bool cck = false; + u32 txrate, txs; mt76_tx_status_lock(mdev, &list); skb = mt76_tx_status_skb_get(mdev, wcid, pid, &list); if (!skb) goto out; + txs = le32_to_cpu(txs_data[0]); + info = IEEE80211_SKB_CB(skb); - if (!(txs_data[0] & le32_to_cpu(MT_TXS0_ACK_ERROR_MASK))) + if (!(txs & MT_TXS0_ACK_ERROR_MASK)) info->flags |= IEEE80211_TX_STAT_ACK; info->status.ampdu_len = 1; @@ -1235,9 +1288,81 @@ mt7915_mac_add_txs_skb(struct mt7915_dev *dev, struct mt76_wcid *wcid, int pid, IEEE80211_TX_STAT_ACK); info->status.rates[0].idx = -1; - mt76_tx_status_skb_done(mdev, skb, &list); + + if (!wcid->sta) + goto out; + + txrate = FIELD_GET(MT_TXS0_TX_RATE, txs); + + rate.mcs = FIELD_GET(MT_TX_RATE_IDX, txrate); + rate.nss = FIELD_GET(MT_TX_RATE_NSS, txrate) + 1; + + switch (FIELD_GET(MT_TX_RATE_MODE, txrate)) { + case MT_PHY_TYPE_CCK: + cck = true; + fallthrough; + case MT_PHY_TYPE_OFDM: + mphy = &dev->mphy; + if (wcid->ext_phy && dev->mt76.phy2) + mphy = dev->mt76.phy2; + + if (mphy->chandef.chan->band == NL80211_BAND_5GHZ) + sband = &mphy->sband_5g.sband; + else + sband = &mphy->sband_2g.sband; + + rate.mcs = mt76_get_rate(mphy->dev, sband, rate.mcs, cck); + rate.legacy = sband->bitrates[rate.mcs].bitrate; + break; + case MT_PHY_TYPE_HT: + case MT_PHY_TYPE_HT_GF: + rate.mcs += (rate.nss - 1) * 8; + if (rate.mcs > 31) + goto out; + + rate.flags = RATE_INFO_FLAGS_MCS; + if (wcid->rate.flags & RATE_INFO_FLAGS_SHORT_GI) + rate.flags |= RATE_INFO_FLAGS_SHORT_GI; + break; + case MT_PHY_TYPE_VHT: + if (rate.mcs > 9) + goto out; + + rate.flags = RATE_INFO_FLAGS_VHT_MCS; + break; + case MT_PHY_TYPE_HE_SU: + case MT_PHY_TYPE_HE_EXT_SU: + case MT_PHY_TYPE_HE_TB: + case MT_PHY_TYPE_HE_MU: + if (rate.mcs > 11) + goto out; + + rate.he_gi = wcid->rate.he_gi; + rate.he_dcm = FIELD_GET(MT_TX_RATE_DCM, txrate); + rate.flags = RATE_INFO_FLAGS_HE_MCS; + break; + default: + goto out; + } + + switch (FIELD_GET(MT_TXS0_BW, txs)) { + case IEEE80211_STA_RX_BW_160: + rate.bw = RATE_INFO_BW_160; + break; + case IEEE80211_STA_RX_BW_80: + rate.bw = RATE_INFO_BW_80; + break; + case IEEE80211_STA_RX_BW_40: + rate.bw = RATE_INFO_BW_40; + break; + default: + rate.bw = RATE_INFO_BW_20; + break; + } + wcid->rate = rate; out: + mt76_tx_status_skb_done(mdev, skb, &list); mt76_tx_status_unlock(mdev, &list); return !!skb; @@ -1728,30 +1853,6 @@ mt7915_mac_update_stats(struct mt7915_phy *phy) } } -static void -mt7915_mac_sta_stats_work(struct mt7915_phy *phy) -{ - struct mt7915_dev *dev = phy->dev; - struct mt7915_sta *msta; - LIST_HEAD(list); - - spin_lock_bh(&dev->sta_poll_lock); - list_splice_init(&phy->stats_list, &list); - - while (!list_empty(&list)) { - msta = list_first_entry(&list, struct mt7915_sta, stats_list); - list_del_init(&msta->stats_list); - spin_unlock_bh(&dev->sta_poll_lock); - - /* use MT_TX_FREE_RATE to report Tx rate for further devices */ - mt7915_mcu_get_tx_rate(dev, RATE_CTRL_RU_INFO, msta->wcid.idx); - - spin_lock_bh(&dev->sta_poll_lock); - } - - spin_unlock_bh(&dev->sta_poll_lock); -} - void mt7915_mac_sta_rc_work(struct work_struct *work) { struct mt7915_dev *dev = container_of(work, struct mt7915_dev, rc_work); @@ -1808,11 +1909,6 @@ void mt7915_mac_work(struct work_struct *work) mt7915_mac_update_stats(phy); } - if (++phy->sta_work_count == 10) { - phy->sta_work_count = 0; - mt7915_mac_sta_stats_work(phy); - } - mutex_unlock(&mphy->dev->mutex); mt76_tx_status_check(mphy->dev, NULL, false); diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c index c25f8da590dd..953d5caae5c2 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c @@ -231,7 +231,6 @@ static int mt7915_add_interface(struct ieee80211_hw *hw, idx = MT7915_WTBL_RESERVED - mvif->idx; INIT_LIST_HEAD(&mvif->sta.rc_list); - INIT_LIST_HEAD(&mvif->sta.stats_list); INIT_LIST_HEAD(&mvif->sta.poll_list); mvif->sta.wcid.idx = idx; mvif->sta.wcid.ext_phy = mvif->band_idx; @@ -618,7 +617,6 @@ int mt7915_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, return -ENOSPC; INIT_LIST_HEAD(&msta->rc_list); - INIT_LIST_HEAD(&msta->stats_list); INIT_LIST_HEAD(&msta->poll_list); msta->vif = mvif; msta->wcid.sta = 1; @@ -652,8 +650,6 @@ void mt7915_mac_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif, spin_lock_bh(&dev->sta_poll_lock); if (!list_empty(&msta->poll_list)) list_del_init(&msta->poll_list); - if (!list_empty(&msta->stats_list)) - list_del_init(&msta->stats_list); if (!list_empty(&msta->rc_list)) list_del_init(&msta->rc_list); spin_unlock_bh(&dev->sta_poll_lock); @@ -926,7 +922,7 @@ static void mt7915_sta_statistics(struct ieee80211_hw *hw, { struct mt7915_phy *phy = mt7915_hw_phy(hw); struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv; - struct mt7915_sta_stats *stats = &msta->stats; + struct rate_info *txrate = &msta->wcid.rate; struct rate_info rxrate = {}; if (!mt7915_mcu_get_rx_rate(phy, vif, sta, &rxrate)) { @@ -934,20 +930,20 @@ static void mt7915_sta_statistics(struct ieee80211_hw *hw, sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_BITRATE); } - if (!stats->tx_rate.legacy && !stats->tx_rate.flags) + if (!txrate->legacy && !txrate->flags) return; - if (stats->tx_rate.legacy) { - sinfo->txrate.legacy = stats->tx_rate.legacy; + if (txrate->legacy) { + sinfo->txrate.legacy = txrate->legacy; } else { - sinfo->txrate.mcs = stats->tx_rate.mcs; - sinfo->txrate.nss = stats->tx_rate.nss; - sinfo->txrate.bw = stats->tx_rate.bw; - sinfo->txrate.he_gi = stats->tx_rate.he_gi; - sinfo->txrate.he_dcm = stats->tx_rate.he_dcm; - sinfo->txrate.he_ru_alloc = stats->tx_rate.he_ru_alloc; + sinfo->txrate.mcs = txrate->mcs; + sinfo->txrate.nss = txrate->nss; + sinfo->txrate.bw = txrate->bw; + sinfo->txrate.he_gi = txrate->he_gi; + sinfo->txrate.he_dcm = txrate->he_dcm; + sinfo->txrate.he_ru_alloc = txrate->he_ru_alloc; } - sinfo->txrate.flags = stats->tx_rate.flags; + sinfo->txrate.flags = txrate->flags; sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE); } diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c index 4d2e5b5e6389..8d646aa3d084 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c @@ -488,152 +488,6 @@ mt7915_mcu_rx_radar_detected(struct mt7915_dev *dev, struct sk_buff *skb) dev->hw_pattern++; } -static int -mt7915_mcu_tx_rate_parse(struct mt76_phy *mphy, struct mt7915_mcu_ra_info *ra, - struct rate_info *rate, u16 r) -{ - struct ieee80211_supported_band *sband; - u16 ru_idx = le16_to_cpu(ra->ru_idx); - bool cck = false; - - rate->mcs = FIELD_GET(MT_RA_RATE_MCS, r); - rate->nss = FIELD_GET(MT_RA_RATE_NSS, r) + 1; - - switch (FIELD_GET(MT_RA_RATE_TX_MODE, r)) { - case MT_PHY_TYPE_CCK: - cck = true; - fallthrough; - case MT_PHY_TYPE_OFDM: - if (mphy->chandef.chan->band == NL80211_BAND_5GHZ) - sband = &mphy->sband_5g.sband; - else - sband = &mphy->sband_2g.sband; - - rate->mcs = mt76_get_rate(mphy->dev, sband, rate->mcs, cck); - rate->legacy = sband->bitrates[rate->mcs].bitrate; - break; - case MT_PHY_TYPE_HT: - case MT_PHY_TYPE_HT_GF: - rate->mcs += (rate->nss - 1) * 8; - if (rate->mcs > 31) - return -EINVAL; - - rate->flags = RATE_INFO_FLAGS_MCS; - if (ra->gi) - rate->flags |= RATE_INFO_FLAGS_SHORT_GI; - break; - case MT_PHY_TYPE_VHT: - if (rate->mcs > 9) - return -EINVAL; - - rate->flags = RATE_INFO_FLAGS_VHT_MCS; - if (ra->gi) - rate->flags |= RATE_INFO_FLAGS_SHORT_GI; - break; - case MT_PHY_TYPE_HE_SU: - case MT_PHY_TYPE_HE_EXT_SU: - case MT_PHY_TYPE_HE_TB: - case MT_PHY_TYPE_HE_MU: - if (ra->gi > NL80211_RATE_INFO_HE_GI_3_2 || rate->mcs > 11) - return -EINVAL; - - rate->he_gi = ra->gi; - rate->he_dcm = FIELD_GET(MT_RA_RATE_DCM_EN, r); - rate->flags = RATE_INFO_FLAGS_HE_MCS; - break; - default: - return -EINVAL; - } - - if (ru_idx) { - switch (ru_idx) { - case 1 ... 2: - rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_996; - break; - case 3 ... 6: - rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_484; - break; - case 7 ... 14: - rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_242; - break; - default: - rate->he_ru_alloc = NL80211_RATE_INFO_HE_RU_ALLOC_106; - break; - } - rate->bw = RATE_INFO_BW_HE_RU; - } else { - u8 bw = mt7915_mcu_chan_bw(&mphy->chandef) - - FIELD_GET(MT_RA_RATE_BW, r); - - switch (bw) { - case IEEE80211_STA_RX_BW_160: - rate->bw = RATE_INFO_BW_160; - break; - case IEEE80211_STA_RX_BW_80: - rate->bw = RATE_INFO_BW_80; - break; - case IEEE80211_STA_RX_BW_40: - rate->bw = RATE_INFO_BW_40; - break; - default: - rate->bw = RATE_INFO_BW_20; - break; - } - } - - return 0; -} - -static void -mt7915_mcu_tx_rate_report(struct mt7915_dev *dev, struct sk_buff *skb) -{ - struct mt7915_mcu_ra_info *ra = (struct mt7915_mcu_ra_info *)skb->data; - struct rate_info rate = {}, prob_rate = {}; - u16 probe = le16_to_cpu(ra->prob_up_rate); - u16 attempts = le16_to_cpu(ra->attempts); - u16 curr = le16_to_cpu(ra->curr_rate); - u16 wcidx = le16_to_cpu(ra->wlan_idx); - struct ieee80211_tx_status status = {}; - struct mt76_phy *mphy = &dev->mphy; - struct mt7915_sta_stats *stats; - struct mt7915_sta *msta; - struct mt76_wcid *wcid; - - if (wcidx >= MT76_N_WCIDS) - return; - - wcid = rcu_dereference(dev->mt76.wcid[wcidx]); - if (!wcid) - return; - - msta = container_of(wcid, struct mt7915_sta, wcid); - stats = &msta->stats; - - if (msta->wcid.ext_phy && dev->mt76.phy2) - mphy = dev->mt76.phy2; - - /* current rate */ - if (!mt7915_mcu_tx_rate_parse(mphy, ra, &rate, curr)) - stats->tx_rate = rate; - - /* probing rate */ - if (!mt7915_mcu_tx_rate_parse(mphy, ra, &prob_rate, probe)) - stats->prob_rate = prob_rate; - - if (attempts) { - u16 success = le16_to_cpu(ra->success); - - stats->per = 1000 * (attempts - success) / attempts; - } - - status.sta = wcid_to_sta(wcid); - if (!status.sta) - return; - - status.rate = &stats->tx_rate; - ieee80211_tx_status_ext(mphy->hw, &status); -} - static void mt7915_mcu_rx_log_message(struct mt7915_dev *dev, struct sk_buff *skb) { @@ -672,9 +526,6 @@ mt7915_mcu_rx_ext_event(struct mt7915_dev *dev, struct sk_buff *skb) case MCU_EXT_EVENT_CSA_NOTIFY: mt7915_mcu_rx_csa_notify(dev, skb); break; - case MCU_EXT_EVENT_RATE_REPORT: - mt7915_mcu_tx_rate_report(dev, skb); - break; case MCU_EXT_EVENT_FW_LOG_2_HOST: mt7915_mcu_rx_log_message(dev, skb); break; @@ -706,7 +557,6 @@ void mt7915_mcu_rx_event(struct mt7915_dev *dev, struct sk_buff *skb) rxd->ext_eid == MCU_EXT_EVENT_FW_LOG_2_HOST || rxd->ext_eid == MCU_EXT_EVENT_ASSERT_DUMP || rxd->ext_eid == MCU_EXT_EVENT_PS_SYNC || - rxd->ext_eid == MCU_EXT_EVENT_RATE_REPORT || !rxd->seq) mt7915_mcu_rx_unsolicited_event(dev, skb); else @@ -3736,24 +3586,6 @@ int mt7915_mcu_set_thermal_throttling(struct mt7915_phy *phy, u8 state) &req, sizeof(req), false); } -int mt7915_mcu_get_tx_rate(struct mt7915_dev *dev, u32 cmd, u16 wlan_idx) -{ - struct { - __le32 cmd; - __le16 wlan_idx; - __le16 ru_idx; - __le16 direction; - __le16 dump_group; - } req = { - .cmd = cpu_to_le32(cmd), - .wlan_idx = cpu_to_le16(wlan_idx), - .dump_group = cpu_to_le16(1), - }; - - return mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD(RATE_CTRL), &req, - sizeof(req), false); -} - int mt7915_mcu_set_txpower_sku(struct mt7915_phy *phy) { struct mt7915_dev *dev = phy->dev; diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h index edd3ba3a0c2d..31c31a2a532b 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.h @@ -43,7 +43,6 @@ enum { MCU_EXT_EVENT_ASSERT_DUMP = 0x23, MCU_EXT_EVENT_RDD_REPORT = 0x3a, MCU_EXT_EVENT_CSA_NOTIFY = 0x4f, - MCU_EXT_EVENT_RATE_REPORT = 0x87, }; enum { @@ -164,41 +163,6 @@ struct mt7915_mcu_eeprom_info { u8 data[16]; } __packed; -struct mt7915_mcu_ra_info { - struct mt7915_mcu_rxd rxd; - - __le32 event_id; - __le16 wlan_idx; - __le16 ru_idx; - __le16 direction; - __le16 dump_group; - - __le32 suggest_rate; - __le32 min_rate; /* for dynamic sounding */ - __le32 max_rate; /* for dynamic sounding */ - __le32 init_rate_down_rate; - - __le16 curr_rate; - __le16 init_rate_down_total; - __le16 init_rate_down_succ; - __le16 success; - __le16 attempts; - - __le16 prev_rate; - __le16 prob_up_rate; - u8 no_rate_up_cnt; - u8 ppdu_cnt; - u8 gi; - - u8 try_up_fail; - u8 try_up_total; - u8 suggest_wf; - u8 try_up_check; - u8 prob_up_period; - u8 prob_down_pending; -} __packed; - - struct mt7915_mcu_phy_rx_info { u8 category; u8 rate; @@ -210,12 +174,6 @@ struct mt7915_mcu_phy_rx_info { u8 bw; }; -#define MT_RA_RATE_NSS GENMASK(8, 6) -#define MT_RA_RATE_MCS GENMASK(3, 0) -#define MT_RA_RATE_TX_MODE GENMASK(12, 9) -#define MT_RA_RATE_DCM_EN BIT(4) -#define MT_RA_RATE_BW GENMASK(14, 13) - struct mt7915_mcu_mib { __le32 band; __le32 offs; @@ -318,7 +276,6 @@ enum { MCU_EXT_CMD_MWDS_SUPPORT = 0x80, MCU_EXT_CMD_SET_SER_TRIGGER = 0x81, MCU_EXT_CMD_SCS_CTRL = 0x82, - MCU_EXT_CMD_RATE_CTRL = 0x87, MCU_EXT_CMD_FW_DBG_CTRL = 0x95, MCU_EXT_CMD_SET_RDD_TH = 0x9d, MCU_EXT_CMD_SET_SPR = 0xa8, diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h index 3f613fae6218..a9c36b515aa6 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h @@ -65,10 +65,6 @@ enum mt7915_rxq_id { }; struct mt7915_sta_stats { - struct rate_info prob_rate; - struct rate_info tx_rate; - - unsigned long per; unsigned long changed; unsigned long jiffies; }; @@ -83,7 +79,6 @@ struct mt7915_sta { struct mt7915_vif *vif; - struct list_head stats_list; struct list_head poll_list; struct list_head rc_list; u32 airtime_ac[8]; @@ -94,7 +89,6 @@ struct mt7915_sta { struct mt7915_sta_key_conf bip; }; - struct mt7915_vif { u16 idx; u8 omac_idx; @@ -151,9 +145,6 @@ struct mt7915_phy { struct mib_stats mib; struct mt76_channel_state state_ts; - struct list_head stats_list; - - u8 sta_work_count; #ifdef CONFIG_NL80211_TESTMODE struct { @@ -250,13 +241,6 @@ enum mt7915_rdd_cmd { RDD_IRQ_OFF, }; -enum { - RATE_CTRL_RU_INFO, - RATE_CTRL_FIXED_RATE_INFO, - RATE_CTRL_DUMP_INFO, - RATE_CTRL_MU_INFO, -}; - static inline struct mt7915_phy * mt7915_hw_phy(struct ieee80211_hw *hw) { @@ -367,7 +351,6 @@ int mt7915_mcu_apply_tx_dpd(struct mt7915_phy *phy); int mt7915_mcu_get_chan_mib_info(struct mt7915_phy *phy, bool chan_switch); int mt7915_mcu_get_temperature(struct mt7915_phy *phy); int mt7915_mcu_set_thermal_throttling(struct mt7915_phy *phy, u8 state); -int mt7915_mcu_get_tx_rate(struct mt7915_dev *dev, u32 cmd, u16 wlan_idx); int mt7915_mcu_get_rx_rate(struct mt7915_phy *phy, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct rate_info *rate); int mt7915_mcu_rdd_cmd(struct mt7915_dev *dev, enum mt7915_rdd_cmd cmd, diff --git a/drivers/net/wireless/mediatek/mt76/tx.c b/drivers/net/wireless/mediatek/mt76/tx.c index f0f7a913eaab..6f302acb6e69 100644 --- a/drivers/net/wireless/mediatek/mt76/tx.c +++ b/drivers/net/wireless/mediatek/mt76/tx.c @@ -64,9 +64,13 @@ mt76_tx_status_unlock(struct mt76_dev *dev, struct sk_buff_head *list) struct mt76_wcid *wcid; wcid = rcu_dereference(dev->wcid[cb->wcid]); - if (wcid) + if (wcid) { status.sta = wcid_to_sta(wcid); + if (status.sta) + status.rate = &wcid->rate; + } + hw = mt76_tx_status_get_hw(dev, skb); ieee80211_tx_status_ext(hw, &status); }