From patchwork Fri Mar 28 05:50:56 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shayne Chen X-Patchwork-Id: 14031635 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1A962C36016 for ; Fri, 28 Mar 2025 05:54:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date :Subject:CC:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=NO/8kC52jO5K7X5WlueyKyCmE6RphgAvdD/ilcQoADw=; b=zfajwVl4R1R6OnfUh0KD6F3/bS /alZVMyuwghzcKxGwo/QfH0LQ02XWj0osRSjpP3DUR0ufeP3AlhtUvfW6jzrp+sSXGgyyQv9yEVp7 zBTEG7GPuKs/GFEDRh62fUVq+A5qY1AETEBuEdUtMigxmxok/xzxz29Kf7vs85q6ijWRe2ozicTPe 2oUa8fzc3E1WBg/ASYXtTExOCcN7n7KujD+OW0cvYqMpEGQkMN9PtJ4Q/VraG8SrTvo7u02OZZ/Wj 4OS/D+bDqDoU6+6RCUxhuNgbiNyodJ3tCc7LXHX9bqld4x3NJb6LOyPuSs+UbvvUJGqP5gnIL//Vp LtIgiBrw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.1 #2 (Red Hat Linux)) id 1ty2fT-0000000CgDg-0ioB; Fri, 28 Mar 2025 05:54:11 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.98.1 #2 (Red Hat Linux)) id 1ty2fO-0000000Cg8W-2vnv for linux-mediatek@lists.infradead.org; Fri, 28 Mar 2025 05:54:07 +0000 X-UUID: 0bbcf7720b9911f083f2a1c9db70dae0-20250327 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=NO/8kC52jO5K7X5WlueyKyCmE6RphgAvdD/ilcQoADw=; b=Kb+D9qR8OojoLn6gM+rqvILMJ6YhvN6lmQM9CyRGPkP/dI17puvVFmcVpB63BCkQRHvQqH8pJSjeueApW2ELnteEQAQNqZRI3bmIjeVpicxauIrrNjhX84nzxjyM9cdi238LAuJtYPzaTFqNn1dCd6JWrpRr1HKc4AsR5T66RmI=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.2.1,REQID:63f9bf46-b6a3-4a47-92a8-1e59575a878b,IP:0,UR L:0,TC:0,Content:0,EDM:-30,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION :release,TS:-30 X-CID-META: VersionHash:0ef645f,CLOUDID:ec64ab4a-a527-43d8-8af6-bc8b32d9f5e9,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:81|82|102,TC:nil,Content:0|50,EDM:2, IP:nil,URL:0,File:nil,RT:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV: 0,LES:1,SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0,ARC:0 X-CID-BVR: 0 X-CID-BAS: 0,_,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-UUID: 0bbcf7720b9911f083f2a1c9db70dae0-20250327 Received: from mtkmbs13n1.mediatek.inc [(172.21.101.193)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1016570518; Thu, 27 Mar 2025 22:54:00 -0700 Received: from mtkmbs13n1.mediatek.inc (172.21.101.193) by mtkmbs13n2.mediatek.inc (172.21.101.108) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1258.39; Fri, 28 Mar 2025 13:53:57 +0800 Received: from mtksitap99.mediatek.inc (10.233.130.16) by mtkmbs13n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1258.39 via Frontend Transport; Fri, 28 Mar 2025 13:53:57 +0800 From: Shayne Chen To: Felix Fietkau CC: linux-wireless , Lorenzo Bianconi , Ryder Lee , Evelyn Tsai , linux-mediatek , Shayne Chen , StanleyYP Wang , Benjamin Lin , Peter Chiu Subject: [PATCH 08/10] wifi: mt76: connac: rework TX descriptor and TX free for mt7990 Date: Fri, 28 Mar 2025 13:50:56 +0800 Message-ID: <20250328055058.1648755-9-shayne.chen@mediatek.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20250328055058.1648755-1-shayne.chen@mediatek.com> References: <20250328055058.1648755-1-shayne.chen@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250327_225406_756994_7CACC75E X-CRM114-Status: GOOD ( 16.69 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Adjust the TX descriptor and TX free for updated hardware fields. This is a preliminary patch to support mt7990 chipset. Co-developed-by: StanleyYP Wang Signed-off-by: StanleyYP Wang Co-developed-by: Benjamin Lin Signed-off-by: Benjamin Lin Co-developed-by: Peter Chiu Signed-off-by: Peter Chiu Signed-off-by: Shayne Chen --- .../wireless/mediatek/mt76/mt76_connac3_mac.h | 1 + .../net/wireless/mediatek/mt76/mt7996/mac.c | 42 ++++++++++++++++--- 2 files changed, 37 insertions(+), 6 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac3_mac.h b/drivers/net/wireless/mediatek/mt76/mt76_connac3_mac.h index 487ad716f872..1013cad57a7f 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76_connac3_mac.h +++ b/drivers/net/wireless/mediatek/mt76/mt76_connac3_mac.h @@ -273,6 +273,7 @@ enum tx_frag_idx { #define MT_TXD6_TX_RATE GENMASK(21, 16) #define MT_TXD6_TIMESTAMP_OFS_EN BIT(15) #define MT_TXD6_TIMESTAMP_OFS_IDX GENMASK(14, 10) +#define MT_TXD6_TID_ADDBA GENMASK(10, 8) #define MT_TXD6_MSDU_CNT GENMASK(9, 4) #define MT_TXD6_MSDU_CNT_V2 GENMASK(15, 10) #define MT_TXD6_DIS_MAT BIT(3) diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mac.c b/drivers/net/wireless/mediatek/mt76/mt7996/mac.c index baa4aea109bc..95f5532971eb 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7996/mac.c @@ -789,10 +789,13 @@ mt7996_mac_write_txwi_80211(struct mt7996_dev *dev, __le32 *txwi, if (ieee80211_is_action(fc) && mgmt->u.action.category == WLAN_CATEGORY_BACK && - mgmt->u.action.u.addba_req.action_code == WLAN_ACTION_ADDBA_REQ) + mgmt->u.action.u.addba_req.action_code == WLAN_ACTION_ADDBA_REQ) { + if (is_mt7990(&dev->mt76)) + txwi[6] |= cpu_to_le32(FIELD_PREP(MT_TXD6_TID_ADDBA, tid)); tid = MT_TX_ADDBA; - else if (ieee80211_is_mgmt(hdr->frame_control)) + } else if (ieee80211_is_mgmt(hdr->frame_control)) { tid = MT_TX_NORMAL; + } val = FIELD_PREP(MT_TXD1_HDR_FORMAT, MT_HDR_FORMAT_802_11) | FIELD_PREP(MT_TXD1_HDR_INFO, @@ -987,12 +990,32 @@ void mt7996_mac_write_txwi(struct mt7996_dev *dev, __le32 *txwi, } } +static bool +mt7996_tx_use_mgmt(struct mt7996_dev *dev, struct sk_buff *skb) +{ + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; + + if (ieee80211_is_mgmt(hdr->frame_control)) + return true; + + /* for SDO to bypass specific data frame */ + if (!mt7996_has_wa(dev)) { + if (unlikely(skb->protocol == cpu_to_be16(ETH_P_PAE))) + return true; + + if (ieee80211_has_a4(hdr->frame_control) && + !ieee80211_is_data_present(hdr->frame_control)) + return true; + } + + return false; +} + int mt7996_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, enum mt76_txq_id qid, struct mt76_wcid *wcid, struct ieee80211_sta *sta, struct mt76_tx_info *tx_info) { - struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx_info->skb->data; struct mt7996_dev *dev = container_of(mdev, struct mt7996_dev, mt76); struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx_info->skb); struct ieee80211_key_conf *key = info->control.hw_key; @@ -1046,7 +1069,7 @@ int mt7996_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, if (!key) txp->fw.flags |= cpu_to_le16(MT_CT_INFO_NONE_CIPHER_FRAME); - if (!is_8023 && ieee80211_is_mgmt(hdr->frame_control)) + if (!is_8023 && mt7996_tx_use_mgmt(dev, tx_info->skb)) txp->fw.flags |= cpu_to_le16(MT_CT_INFO_MGMT_FRAME); if (vif) { @@ -1184,6 +1207,7 @@ mt7996_mac_tx_free(struct mt7996_dev *dev, void *data, int len) void *end = data + len; bool wake = false; u16 total, count = 0; + u8 ver; /* clean DMA queues and unmap buffers first */ mt76_queue_tx_cleanup(dev, dev->mphy.q_tx[MT_TXQ_PSD], false); @@ -1197,7 +1221,8 @@ mt7996_mac_tx_free(struct mt7996_dev *dev, void *data, int len) mt76_queue_tx_cleanup(dev, phy3->q_tx[MT_TXQ_BE], false); } - if (WARN_ON_ONCE(le32_get_bits(tx_free[1], MT_TXFREE1_VER) < 5)) + ver = le32_get_bits(tx_free[1], MT_TXFREE1_VER); + if (WARN_ON_ONCE(ver < 5)) return; total = le32_get_bits(tx_free[0], MT_TXFREE0_MSDU_CNT); @@ -1219,11 +1244,16 @@ mt7996_mac_tx_free(struct mt7996_dev *dev, void *data, int len) wcid = rcu_dereference(dev->mt76.wcid[idx]); sta = wcid_to_sta(wcid); if (!sta) - continue; + goto next; msta_link = container_of(wcid, struct mt7996_sta_link, wcid); mt76_wcid_add_poll(&dev->mt76, &msta_link->wcid); +next: + /* ver 7 has a new DW with pair = 1, skip it */ + if (ver == 7 && ((void *)(cur_info + 1) < end) && + (le32_to_cpu(*(cur_info + 1)) & MT_TXFREE_INFO_PAIR)) + cur_info++; continue; } else if (info & MT_TXFREE_INFO_HEADER) { u32 tx_retries = 0, tx_failed = 0;