From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B3EA33112C4 for ; Tue, 4 Nov 2025 09:11:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=211.75.126.72 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762247479; cv=none; b=DFdMjdqKYDweIeadECz43OqgBxF7vNQQm/UxjneFl0w3MxB0jBtMEcASutOfzcMtIcjgzfgOqAtOzitr56DrL+GqyjM1spKOnqSLczbAolkk+wTPeLbZWG/F4aUNuhLVM/w+A9pwZwr0OAdGr6BCowBNk+SDRya8mugcxMEyiIs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762247479; c=relaxed/simple; bh=SYiJ+LrWJLGgsJPYCwMy4I+jvy8Y+wVuh1YjVSOHcjQ=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=ISbeHF0EGrQ2paM+yBkQGPIGqEh48aGlevepqw5sJZhtCO8naViH1WFx95F4gG3AZyBwcWv8KYX/kjaeB+eceqiYexVvbiwbEhtCSnPbyVGxd39reOdO8ufnVD+P2B6Xfhi4verHDEVolYA+BwncCfzAsIDh+T2r75lhIb7zZII= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=realtek.com; spf=pass smtp.mailfrom=realtek.com; dkim=pass (2048-bit key) header.d=realtek.com header.i=@realtek.com header.b=Z0gdqB27; arc=none smtp.client-ip=211.75.126.72 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=realtek.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=realtek.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=realtek.com header.i=@realtek.com header.b="Z0gdqB27" X-SpamFilter-By: ArmorX SpamTrap 5.80 with qID 5A49BFhX43073547, This message is accepted by code: ctloc85258 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=realtek.com; s=dkim; t=1762247475; bh=UggJnsNR+fuVyREu7CnDoeP45O6c83K2PHvNvDjdrRU=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Z0gdqB27lox1fwXm4F8Y07mHwKZK6gVcyisdtfX9JF5MZcirozfm8yDBi1GlE9wq1 QPwJn2Syr8J09FNhUF6B0lqaAfImTPdI79czln0iWb06vFS4ns6Dkl9klew46fJuxc w/ksktT0nFE+iuTPnfBnMewBo5XxGkrpIie+fKh0FtXBewmgZaOrRvm954Z4CRxLxq Ft9DqY76K3cFTRAFyqvuaN7GEkud3nBkM9vrD9s9m4HvI8X4hXXfwBLPHPG+P+Tbgs MeCLEwR1kSRHUNq23oXc2cwZY1KzK8oWPvMYy13GIZy3TXSR48A+8/DlX4wy/lewha yXZqLdMonCIUw== Received: from mail.realtek.com (rtkexhmbs03.realtek.com.tw[10.21.1.53]) by rtits2.realtek.com.tw (8.15.2/3.13/5.93) with ESMTPS id 5A49BFhX43073547 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Tue, 4 Nov 2025 17:11:15 +0800 Received: from RTKEXHMBS03.realtek.com.tw (10.21.1.53) by RTKEXHMBS03.realtek.com.tw (10.21.1.53) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.27; Tue, 4 Nov 2025 17:11:15 +0800 Received: from [127.0.1.1] (172.21.146.58) by RTKEXHMBS03.realtek.com.tw (10.21.1.53) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.27 via Frontend Transport; Tue, 4 Nov 2025 17:11:15 +0800 From: To: CC: Subject: [PATCH rtw-next 6/8] wifi: rtw89: consider data rate/bandwidth/GI for injected packets Date: Tue, 4 Nov 2025 17:14:11 +0800 Message-ID: <1762247653-26864-7-git-send-email-pkshih@realtek.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1762247653-26864-1-git-send-email-pkshih@realtek.com> References: <1762247653-26864-1-git-send-email-pkshih@realtek.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain From: Ping-Ke Shih To send injected packets with configurable rate/bandwidth/GI, fill TXWD fields according to SKB's info->control.rates[0] annotated by mac80211. Signed-off-by: Ping-Ke Shih --- drivers/net/wireless/realtek/rtw89/core.c | 67 +++++++++++++++++++++++ drivers/net/wireless/realtek/rtw89/core.h | 2 + 2 files changed, 69 insertions(+) diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c index 1f92be300ea7..9bb3c05bb738 100644 --- a/drivers/net/wireless/realtek/rtw89/core.c +++ b/drivers/net/wireless/realtek/rtw89/core.c @@ -321,6 +321,26 @@ static const struct ieee80211_supported_band rtw89_sband_6ghz = { .n_bitrates = ARRAY_SIZE(rtw89_bitrates) - 4, }; +static const struct rtw89_hw_rate_def { + enum rtw89_hw_rate ht; + enum rtw89_hw_rate vht[RTW89_NSS_NUM]; +} rtw89_hw_rate[RTW89_CHIP_GEN_NUM] = { + [RTW89_CHIP_AX] = { + .ht = RTW89_HW_RATE_MCS0, + .vht = {RTW89_HW_RATE_VHT_NSS1_MCS0, + RTW89_HW_RATE_VHT_NSS2_MCS0, + RTW89_HW_RATE_VHT_NSS3_MCS0, + RTW89_HW_RATE_VHT_NSS4_MCS0}, + }, + [RTW89_CHIP_BE] = { + .ht = RTW89_HW_RATE_V1_MCS0, + .vht = {RTW89_HW_RATE_V1_VHT_NSS1_MCS0, + RTW89_HW_RATE_V1_VHT_NSS2_MCS0, + RTW89_HW_RATE_V1_VHT_NSS3_MCS0, + RTW89_HW_RATE_V1_VHT_NSS4_MCS0}, + }, +}; + static void __rtw89_traffic_stats_accu(struct rtw89_traffic_stats *stats, struct sk_buff *skb, bool tx) { @@ -1097,6 +1117,44 @@ rtw89_core_tx_wake(struct rtw89_dev *rtwdev, rtw89_mac_notify_wake(rtwdev); } +static void rtw89_core_tx_update_injection(struct rtw89_dev *rtwdev, + struct rtw89_core_tx_request *tx_req, + struct ieee80211_tx_info *info) +{ + const struct rtw89_hw_rate_def *hw_rate = &rtw89_hw_rate[rtwdev->chip->chip_gen]; + enum mac80211_rate_control_flags flags = info->control.rates[0].flags; + struct rtw89_tx_desc_info *desc_info = &tx_req->desc_info; + const struct rtw89_chan *chan; + u8 idx = info->control.rates[0].idx; + u8 nss, mcs; + + desc_info->use_rate = true; + desc_info->dis_data_fb = true; + + if (flags & IEEE80211_TX_RC_160_MHZ_WIDTH) + desc_info->data_bw = 3; + else if (flags & IEEE80211_TX_RC_80_MHZ_WIDTH) + desc_info->data_bw = 2; + else if (flags & IEEE80211_TX_RC_40_MHZ_WIDTH) + desc_info->data_bw = 1; + + if (flags & IEEE80211_TX_RC_SHORT_GI) + desc_info->gi_ltf = 1; + + if (flags & IEEE80211_TX_RC_VHT_MCS) { + nss = umin(idx >> 4, ARRAY_SIZE(hw_rate->vht) - 1); + mcs = idx & 0xf; + desc_info->data_rate = hw_rate->vht[nss] + mcs; + } else if (flags & IEEE80211_TX_RC_MCS) { + desc_info->data_rate = hw_rate->ht + idx; + } else { + chan = rtw89_chan_get(rtwdev, tx_req->rtwvif_link->chanctx_idx); + + desc_info->data_rate = idx + (chan->band_type == RTW89_BAND_2G ? + RTW89_HW_RATE_CCK1 : RTW89_HW_RATE_OFDM6); + } +} + static void rtw89_core_tx_update_desc_info(struct rtw89_dev *rtwdev, struct rtw89_core_tx_request *tx_req) @@ -1152,6 +1210,9 @@ rtw89_core_tx_update_desc_info(struct rtw89_dev *rtwdev, rtw89_core_tx_update_h2c_info(rtwdev, tx_req); break; } + + if (unlikely(info->flags & IEEE80211_TX_CTL_INJECTED)) + rtw89_core_tx_update_injection(rtwdev, tx_req, info); } static void rtw89_tx_wait_work(struct wiphy *wiphy, struct wiphy_work *work) @@ -1381,6 +1442,8 @@ static __le32 rtw89_build_txwd_body5(struct rtw89_tx_desc_info *desc_info) static __le32 rtw89_build_txwd_body7_v1(struct rtw89_tx_desc_info *desc_info) { u32 dword = FIELD_PREP(RTW89_TXWD_BODY7_USE_RATE_V1, desc_info->use_rate) | + FIELD_PREP(RTW89_TXWD_BODY7_DATA_BW, desc_info->data_bw) | + FIELD_PREP(RTW89_TXWD_BODY7_GI_LTF, desc_info->gi_ltf) | FIELD_PREP(RTW89_TXWD_BODY7_DATA_RATE, desc_info->data_rate); return cpu_to_le32(dword); @@ -1389,6 +1452,8 @@ static __le32 rtw89_build_txwd_body7_v1(struct rtw89_tx_desc_info *desc_info) static __le32 rtw89_build_txwd_info0(struct rtw89_tx_desc_info *desc_info) { u32 dword = FIELD_PREP(RTW89_TXWD_INFO0_USE_RATE, desc_info->use_rate) | + FIELD_PREP(RTW89_TXWD_INFO0_DATA_BW, desc_info->data_bw) | + FIELD_PREP(RTW89_TXWD_INFO0_GI_LTF, desc_info->gi_ltf) | FIELD_PREP(RTW89_TXWD_INFO0_DATA_RATE, desc_info->data_rate) | FIELD_PREP(RTW89_TXWD_INFO0_DATA_STBC, desc_info->stbc) | FIELD_PREP(RTW89_TXWD_INFO0_DATA_LDPC, desc_info->ldpc) | @@ -1568,6 +1633,8 @@ static __le32 rtw89_build_txwd_body6_v2(struct rtw89_tx_desc_info *desc_info) static __le32 rtw89_build_txwd_body7_v2(struct rtw89_tx_desc_info *desc_info) { u32 dword = FIELD_PREP(BE_TXD_BODY7_USERATE_SEL, desc_info->use_rate) | + FIELD_PREP(BE_TXD_BODY7_DATA_BW, desc_info->data_bw) | + FIELD_PREP(BE_TXD_BODY7_GI_LTF, desc_info->gi_ltf) | FIELD_PREP(BE_TXD_BODY7_DATA_ER, desc_info->er_cap) | FIELD_PREP(BE_TXD_BODY7_DATA_BW_ER, 0) | FIELD_PREP(BE_TXD_BODY7_DATARATE, desc_info->data_rate); diff --git a/drivers/net/wireless/realtek/rtw89/core.h b/drivers/net/wireless/realtek/rtw89/core.h index 01bfc5b473f5..02d9d42cdbb5 100644 --- a/drivers/net/wireless/realtek/rtw89/core.h +++ b/drivers/net/wireless/realtek/rtw89/core.h @@ -1178,6 +1178,8 @@ struct rtw89_tx_desc_info { u8 sec_seq[6]; u16 data_rate; u16 data_retry_lowest_rate; + u8 data_bw; + u8 gi_ltf; bool fw_dl; u16 seq; bool a_ctrl_bsr; -- 2.25.1