From patchwork Mon Jul 12 18:40:11 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sean Wang X-Patchwork-Id: 12371853 X-Patchwork-Delegate: nbd@nbd.name 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=-16.8 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 01D91C07E99 for ; Mon, 12 Jul 2021 18:40:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D2036611CB for ; Mon, 12 Jul 2021 18:40:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235760AbhGLSnG (ORCPT ); Mon, 12 Jul 2021 14:43:06 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:48488 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S230477AbhGLSnG (ORCPT ); Mon, 12 Jul 2021 14:43:06 -0400 X-UUID: c037ae208faa4f2f924fadea624a3289-20210713 X-UUID: c037ae208faa4f2f924fadea624a3289-20210713 Received: from mtkcas07.mediatek.inc [(172.21.101.84)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 326168363; Tue, 13 Jul 2021 02:40:15 +0800 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs01n1.mediatek.inc (172.21.101.68) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 13 Jul 2021 02:40:13 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 13 Jul 2021 02:40:14 +0800 From: To: , CC: , , , , , , , , , , , , , , , Subject: [PATCH v2 1/2] mt76: fix mt76_rates for the multiple devices Date: Tue, 13 Jul 2021 02:40:11 +0800 Message-ID: X-Mailer: git-send-email 1.7.9.5 MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Sean Wang PHY offset in either .hw_value or .hw_value_short for mt7615, mt7663, mt7915 and mt7921 device all start at bit 6, not 8. Suggested-by: Ryder Lee Signed-off-by: Sean Wang --- v2: splitted out from the patch ("mt76: mt7921: fix mgmt frame using unexpected bitrate") to cover more devices which have the same issue. --- drivers/net/wireless/mediatek/mt76/mac80211.c | 24 +++++++++---------- drivers/net/wireless/mediatek/mt76/mt76.h | 12 +++++----- .../net/wireless/mediatek/mt76/mt7603/init.c | 19 +++++++++++++-- .../net/wireless/mediatek/mt76/mt76x02_util.c | 16 ++++++------- 4 files changed, 43 insertions(+), 28 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mac80211.c b/drivers/net/wireless/mediatek/mt76/mac80211.c index d03aedc3286b..20b2423efc19 100644 --- a/drivers/net/wireless/mediatek/mt76/mac80211.c +++ b/drivers/net/wireless/mediatek/mt76/mac80211.c @@ -84,18 +84,18 @@ static const struct ieee80211_tpt_blink mt76_tpt_blink[] = { }; struct ieee80211_rate mt76_rates[] = { - CCK_RATE(0, 10), - CCK_RATE(1, 20), - CCK_RATE(2, 55), - CCK_RATE(3, 110), - OFDM_RATE(11, 60), - OFDM_RATE(15, 90), - OFDM_RATE(10, 120), - OFDM_RATE(14, 180), - OFDM_RATE(9, 240), - OFDM_RATE(13, 360), - OFDM_RATE(8, 480), - OFDM_RATE(12, 540), + CCK_RATE(0, 10, 6), + CCK_RATE(1, 20, 6), + CCK_RATE(2, 55, 6), + CCK_RATE(3, 110, 6), + OFDM_RATE(11, 60, 6), + OFDM_RATE(15, 90, 6), + OFDM_RATE(10, 120, 6), + OFDM_RATE(14, 180, 6), + OFDM_RATE(9, 240, 6), + OFDM_RATE(13, 360, 6), + OFDM_RATE(8, 480, 6), + OFDM_RATE(12, 540, 6), }; EXPORT_SYMBOL_GPL(mt76_rates); diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h index 25c5ceef5257..e51ab917296d 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76.h +++ b/drivers/net/wireless/mediatek/mt76/mt76.h @@ -755,17 +755,17 @@ enum mt76_phy_type { MT_PHY_TYPE_HE_MU, }; -#define CCK_RATE(_idx, _rate) { \ +#define CCK_RATE(_idx, _rate, _offset) { \ .bitrate = _rate, \ .flags = IEEE80211_RATE_SHORT_PREAMBLE, \ - .hw_value = (MT_PHY_TYPE_CCK << 8) | (_idx), \ - .hw_value_short = (MT_PHY_TYPE_CCK << 8) | (4 + _idx), \ + .hw_value = (MT_PHY_TYPE_CCK << (_offset)) | (_idx), \ + .hw_value_short = (MT_PHY_TYPE_CCK << (_offset)) | (4 + _idx), \ } -#define OFDM_RATE(_idx, _rate) { \ +#define OFDM_RATE(_idx, _rate, _offset) { \ .bitrate = _rate, \ - .hw_value = (MT_PHY_TYPE_OFDM << 8) | (_idx), \ - .hw_value_short = (MT_PHY_TYPE_OFDM << 8) | (_idx), \ + .hw_value = (MT_PHY_TYPE_OFDM << (_offset)) | (_idx), \ + .hw_value_short = (MT_PHY_TYPE_OFDM << (_offset)) | (_idx), \ } extern struct ieee80211_rate mt76_rates[12]; diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/init.c b/drivers/net/wireless/mediatek/mt76/mt7603/init.c index 031d39a48a55..59f684b08c55 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7603/init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7603/init.c @@ -304,6 +304,21 @@ mt7603_init_hardware(struct mt7603_dev *dev) return 0; } +static struct ieee80211_rate mt7603_rates[] = { + CCK_RATE(0, 10, 8), + CCK_RATE(1, 20, 8), + CCK_RATE(2, 55, 8), + CCK_RATE(3, 110, 8), + OFDM_RATE(11, 60, 8), + OFDM_RATE(15, 90, 8), + OFDM_RATE(10, 120, 8), + OFDM_RATE(14, 180, 8), + OFDM_RATE(9, 240, 8), + OFDM_RATE(13, 360, 8), + OFDM_RATE(8, 480, 8), + OFDM_RATE(12, 540, 8), +}; + static const struct ieee80211_iface_limit if_limits[] = { { .max = 1, @@ -541,8 +556,8 @@ int mt7603_register_device(struct mt7603_dev *dev) wiphy->reg_notifier = mt7603_regd_notifier; - ret = mt76_register_device(&dev->mt76, true, mt76_rates, - ARRAY_SIZE(mt76_rates)); + ret = mt76_register_device(&dev->mt76, true, mt7603_rates, + ARRAY_SIZE(mt7603_rates)); if (ret) return ret; diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_util.c b/drivers/net/wireless/mediatek/mt76/mt76x02_util.c index ccdbab341271..70a62bf16425 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_util.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_util.c @@ -19,14 +19,14 @@ struct ieee80211_rate mt76x02_rates[] = { MT76x02_CCK_RATE(1, 20), MT76x02_CCK_RATE(2, 55), MT76x02_CCK_RATE(3, 110), - OFDM_RATE(0, 60), - OFDM_RATE(1, 90), - OFDM_RATE(2, 120), - OFDM_RATE(3, 180), - OFDM_RATE(4, 240), - OFDM_RATE(5, 360), - OFDM_RATE(6, 480), - OFDM_RATE(7, 540), + OFDM_RATE(0, 60, 8), + OFDM_RATE(1, 90, 8), + OFDM_RATE(2, 120, 8), + OFDM_RATE(3, 180, 8), + OFDM_RATE(4, 240, 8), + OFDM_RATE(5, 360, 8), + OFDM_RATE(6, 480, 8), + OFDM_RATE(7, 540, 8), }; EXPORT_SYMBOL_GPL(mt76x02_rates); From patchwork Mon Jul 12 18:40:12 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sean Wang X-Patchwork-Id: 12371855 X-Patchwork-Delegate: nbd@nbd.name 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=-16.8 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 6A921C07E99 for ; Mon, 12 Jul 2021 18:40:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4BE3A611CB for ; Mon, 12 Jul 2021 18:40:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235995AbhGLSnM (ORCPT ); Mon, 12 Jul 2021 14:43:12 -0400 Received: from mailgw01.mediatek.com ([60.244.123.138]:43916 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S230477AbhGLSnL (ORCPT ); Mon, 12 Jul 2021 14:43:11 -0400 X-UUID: e6bdb243373b49309f6c8178b9d47241-20210713 X-UUID: e6bdb243373b49309f6c8178b9d47241-20210713 Received: from mtkcas07.mediatek.inc [(172.21.101.84)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1582882414; Tue, 13 Jul 2021 02:40:20 +0800 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 13 Jul 2021 02:40:18 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 13 Jul 2021 02:40:18 +0800 From: To: , CC: , , , , , , , , , , , , , , , Subject: [PATCH v2 2/2] mt76: mt7921: fix mgmt frame using unexpected bitrate Date: Tue, 13 Jul 2021 02:40:12 +0800 Message-ID: <197a513340ed939c17e0feb4e2e1040cd46d5eb9.1626114777.git.objelf@gmail.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: References: MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Sean Wang Fix the current driver mgmt frame is not respecting the basic rates field provided by the AP and then unconditionally is using the lowest (1 or 6 Mbps) rate. For example, if the AP only supported basic rate {24, 36, 48, 54} Mbps, mt7921 cannot send mgmt frame with the rate not in the group. So, instead, we pick up the lowest basic rate the AP can support to send. Signed-off-by: Sean Wang --- v2: 1. introduce another patch ("mt76: fix mt76_rates for the multiple devices") for those devices which have the same issue. 2. drop the own mt7921_rates, the unused macro and variable. --- .../net/wireless/mediatek/mt76/mt7921/mac.c | 22 ++++++++++++++----- .../wireless/mediatek/mt76/mt7921/mt7921.h | 2 -- 2 files changed, 17 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c index 7fe2e3a50428..a5cbc567b924 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c @@ -749,13 +749,28 @@ static void mt7921_update_txs(struct mt76_wcid *wcid, __le32 *txwi) FIELD_PREP(MT_TXD5_PID, pid)); } +static u16 +mt7921_default_basic_rates(struct mt7921_dev *dev, struct ieee80211_vif *vif) +{ + struct mt76_phy *mphy = &dev->mphy; + struct ieee80211_rate *rate; + int i, offset = 0; + + if (mphy->chandef.chan->band == NL80211_BAND_5GHZ) + offset = 4; + + i = ffs(vif->bss_conf.basic_rates) - 1; + rate = &mt76_rates[offset + i]; + + return rate->hw_value; +} + void mt7921_mac_write_txwi(struct mt7921_dev *dev, __le32 *txwi, struct sk_buff *skb, struct mt76_wcid *wcid, struct ieee80211_key_conf *key, bool beacon) { struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); struct ieee80211_vif *vif = info->control.vif; - struct mt76_phy *mphy = &dev->mphy; u8 p_fmt, q_idx, omac_idx = 0, wmm_idx = 0; bool is_8023 = info->flags & IEEE80211_TX_CTL_HW_80211_ENCAP; u16 tx_count = 15; @@ -815,10 +830,7 @@ void mt7921_mac_write_txwi(struct mt7921_dev *dev, __le32 *txwi, /* hardware won't add HTC for mgmt/ctrl frame */ txwi[2] |= cpu_to_le32(MT_TXD2_HTC_VLD); - if (mphy->chandef.chan->band == NL80211_BAND_5GHZ) - rate = MT7921_5G_RATE_DEFAULT; - else - rate = MT7921_2G_RATE_DEFAULT; + rate = mt7921_default_basic_rates(dev, vif); val = MT_TXD6_FIXED_BW | FIELD_PREP(MT_TXD6_TX_RATE, rate); diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h b/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h index 2d8bd6bfc820..be16d528a923 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h @@ -38,8 +38,6 @@ #define MT7921_CFEND_RATE_DEFAULT 0x49 /* OFDM 24M */ #define MT7921_CFEND_RATE_11B 0x03 /* 11B LP, 11M */ -#define MT7921_5G_RATE_DEFAULT 0x4b /* OFDM 6M */ -#define MT7921_2G_RATE_DEFAULT 0x0 /* CCK 1M */ #define MT7921_SKU_RATE_NUM 161 #define MT7921_SKU_MAX_DELTA_IDX MT7921_SKU_RATE_NUM