From patchwork Thu Feb 6 03:53:53 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Karthikeyan Periyasamy X-Patchwork-Id: 863571 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5164F2B9BF for ; Thu, 6 Feb 2025 03:54:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.168.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738814074; cv=none; b=OWWHOKiu1Mq1Hn3xjTSb3Dj1imah0k2Czvpw75YX4GgQ1V9MBJF+v3oe1uzPTRCEm4Y1QlbiDefluZvLjMPLAvvHhja1ULvhUN+q5fH9poqjOEscY5xYcdxEHCAqxOyRty/SHVGgyD+yPjT29sX36rMXV4L/ohxGTMDg4sIJrTI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738814074; c=relaxed/simple; bh=y1wWwBEJv4CkLbPcqnKG3Od8xmdvEJOGxkkjNHbNOEU=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Bk30+7h2WH/JXLHD+EkU2HwBEwe1DwEiAJYsGx7jfduBuaZT8FcNEbDJnrC0XhnXoaByS9b4XOAqdgwZXFHBog8Hj6sDznOfW1u9id79e+Xn4vwtWJas+5c/IKHVfjD9CALMBuQEqXFdkPn10uNIiN5oXc/J2xSzlwcphDgiGjM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com; spf=pass smtp.mailfrom=quicinc.com; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b=VnjMMBky; arc=none smtp.client-ip=205.220.168.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=quicinc.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b="VnjMMBky" Received: from pps.filterd (m0279865.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 515LDRSt021084; Thu, 6 Feb 2025 03:54:30 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=qcppdkim1; bh= G4BC7v3Bc9bvNg014+H7tiJquYZndnLTCbQxGdCSElA=; b=VnjMMBkyzA2Co4eT MX6JSJ5pNnOh/HlMTuRYQll6rG5Ww1ivKLEzdAuhkyjq/22zCgZrPpC8tdZ0F1T5 bHWCdGr4oXr5H59u4iceYKBskKyZp+qUm+MY2v9SDB9rM1UvwidiHLTyDMPVelIh oSKh3rKHum7kolbKna7o6WA9MnzCT6SrFvr5jnG8abPWA+27qt2Wycf7WfBTCuHs Q3I6Vrvln2kQX2SkhzpPDTAlc52GEp5pCgQFYSKMp73HL1nrBjMsbQbVQruvDjil Ux1Yek7DVi7KvIo+/JyHKas1vNEr4sb/nZIRXZnruTeTu2SvzzqajRQ9dhmySDDp LxAjCg== Received: from nalasppmta04.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 44mfqcgppa-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 06 Feb 2025 03:54:30 +0000 (GMT) Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA04.qualcomm.com (8.18.1.2/8.18.1.2) with ESMTPS id 5163sTvq031172 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 6 Feb 2025 03:54:30 GMT Received: from hu-periyasa-blr.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.9; Wed, 5 Feb 2025 19:54:27 -0800 From: Karthikeyan Periyasamy To: CC: , P Praneesh , Nicolas Escande , Vasanthakumar Thiagarajan , Karthikeyan Periyasamy Subject: [PATCH v5 3/7] wifi: ath12k: Avoid fetch Error bitmap and decap format from Rx TLV Date: Thu, 6 Feb 2025 09:23:53 +0530 Message-ID: <20250206035357.310868-4-quic_periyasa@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250206035357.310868-1-quic_periyasa@quicinc.com> References: <20250206035357.310868-1-quic_periyasa@quicinc.com> Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: WxpJiQgPN6hs6-K-x-Bnow8G7CB4yjwE X-Proofpoint-ORIG-GUID: WxpJiQgPN6hs6-K-x-Bnow8G7CB4yjwE X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1057,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-02-06_01,2025-02-05_03,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 bulkscore=0 priorityscore=1501 adultscore=0 clxscore=1015 malwarescore=0 lowpriorityscore=0 phishscore=0 mlxlogscore=969 spamscore=0 suspectscore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2501170000 definitions=main-2502060029 From: P Praneesh Currently, error bitmap and decap format information are fetched from the MSDU Rx TLV data. This logic is inherited from ath11k. However, for ath12k 802.11be hardware, the Rx TLV will not be present in the MSDU data. Instead, this information is reported separately under the MSDU END TLV tag. Therefore, remove the existing fetch code, handle the MSDU END TLV tag and fetch the above information to store it in the mon_mpdu data structure for use in the merge MSDU procedure. Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.3.1-00173-QCAHKSWPL_SILICONZ-1 Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0.c5-00481-QCAHMTSWPL_V1.0_V2.0_SILICONZ-3 Signed-off-by: P Praneesh Tested-by: Nicolas Escande Reviewed-by: Vasanthakumar Thiagarajan Signed-off-by: Karthikeyan Periyasamy --- drivers/net/wireless/ath/ath12k/dp_mon.c | 58 ++++++++++-------------- 1 file changed, 23 insertions(+), 35 deletions(-) diff --git a/drivers/net/wireless/ath/ath12k/dp_mon.c b/drivers/net/wireless/ath/ath12k/dp_mon.c index 61770bd8aceb..597957d7d3ee 100644 --- a/drivers/net/wireless/ath/ath12k/dp_mon.c +++ b/drivers/net/wireless/ath/ath12k/dp_mon.c @@ -1702,30 +1702,26 @@ static void ath12k_dp_mon_rx_msdus_set_payload(struct ath12k *ar, static struct sk_buff * ath12k_dp_mon_rx_merg_msdus(struct ath12k *ar, - struct sk_buff *head_msdu, struct sk_buff *tail_msdu, - struct ieee80211_rx_status *rxs, bool *fcs_err) + struct dp_mon_mpdu *mon_mpdu, + struct ieee80211_rx_status *rxs) { struct ath12k_base *ab = ar->ab; struct sk_buff *msdu, *mpdu_buf, *prev_buf, *head_frag_list; + struct sk_buff *head_msdu, *tail_msdu; struct hal_rx_desc *rx_desc, *tail_rx_desc; - u8 *hdr_desc, *dest, decap_format; + u8 *hdr_desc, *dest, decap_format = mon_mpdu->decap_format; struct ieee80211_hdr_3addr *wh; - u32 err_bitmap, frag_list_sum_len = 0; + u32 frag_list_sum_len = 0; mpdu_buf = NULL; + head_msdu = mon_mpdu->head; + tail_msdu = mon_mpdu->tail; if (!head_msdu) goto err_merge_fail; - rx_desc = (struct hal_rx_desc *)head_msdu->data; tail_rx_desc = (struct hal_rx_desc *)tail_msdu->data; - err_bitmap = ath12k_dp_rx_h_mpdu_err(ab, tail_rx_desc); - if (err_bitmap & HAL_RX_MPDU_ERR_FCS) - *fcs_err = true; - - decap_format = ath12k_dp_rx_h_decap_type(ab, tail_rx_desc); - ath12k_dp_rx_h_ppdu(ar, tail_rx_desc, rxs); if (decap_format == DP_RX_DECAP_TYPE_RAW) { @@ -1954,7 +1950,8 @@ static void ath12k_dp_mon_update_radiotap(struct ath12k *ar, static void ath12k_dp_mon_rx_deliver_msdu(struct ath12k *ar, struct napi_struct *napi, struct sk_buff *msdu, - struct ieee80211_rx_status *status) + struct ieee80211_rx_status *status, + u8 decap) { static const struct ieee80211_radiotap_he known = { .data1 = cpu_to_le16(IEEE80211_RADIOTAP_HE_DATA1_DATA_MCS_KNOWN | @@ -1966,7 +1963,6 @@ static void ath12k_dp_mon_rx_deliver_msdu(struct ath12k *ar, struct napi_struct struct ieee80211_sta *pubsta = NULL; struct ath12k_peer *peer; struct ath12k_skb_rxcb *rxcb = ATH12K_SKB_RXCB(msdu); - u8 decap = DP_RX_DECAP_TYPE_RAW; bool is_mcbc = rxcb->is_mcbc; bool is_eapol_tkip = rxcb->is_eapol; @@ -1979,8 +1975,6 @@ static void ath12k_dp_mon_rx_deliver_msdu(struct ath12k *ar, struct napi_struct status->flag |= RX_FLAG_RADIOTAP_HE; } - if (!(status->flag & RX_FLAG_ONLY_MONITOR)) - decap = ath12k_dp_rx_h_decap_type(ar->ab, rxcb->rx_desc); spin_lock_bh(&ar->ab->base_lock); peer = ath12k_dp_rx_h_find_peer(ar->ab, msdu); if (peer && peer->sta) { @@ -2037,25 +2031,23 @@ static void ath12k_dp_mon_rx_deliver_msdu(struct ath12k *ar, struct napi_struct } static int ath12k_dp_mon_rx_deliver(struct ath12k *ar, - struct sk_buff *head_msdu, struct sk_buff *tail_msdu, + struct dp_mon_mpdu *mon_mpdu, struct hal_rx_mon_ppdu_info *ppduinfo, struct napi_struct *napi) { struct ath12k_pdev_dp *dp = &ar->dp; struct sk_buff *mon_skb, *skb_next, *header; struct ieee80211_rx_status *rxs = &dp->rx_status; - bool fcs_err = false; + u8 decap = DP_RX_DECAP_TYPE_RAW; - mon_skb = ath12k_dp_mon_rx_merg_msdus(ar, - head_msdu, tail_msdu, - rxs, &fcs_err); + mon_skb = ath12k_dp_mon_rx_merg_msdus(ar, mon_mpdu, rxs); if (!mon_skb) goto mon_deliver_fail; header = mon_skb; rxs->flag = 0; - if (fcs_err) + if (mon_mpdu->err_bitmap & HAL_RX_MPDU_ERR_FCS) rxs->flag = RX_FLAG_FAILED_FCS_CRC; do { @@ -2072,8 +2064,12 @@ static int ath12k_dp_mon_rx_deliver(struct ath12k *ar, rxs->flag |= RX_FLAG_ALLOW_SAME_PN; } rxs->flag |= RX_FLAG_ONLY_MONITOR; + + if (!(rxs->flag & RX_FLAG_ONLY_MONITOR)) + decap = mon_mpdu->decap_format; + ath12k_dp_mon_update_radiotap(ar, ppduinfo, mon_skb, rxs); - ath12k_dp_mon_rx_deliver_msdu(ar, napi, mon_skb, rxs); + ath12k_dp_mon_rx_deliver_msdu(ar, napi, mon_skb, rxs, decap); mon_skb = skb_next; } while (mon_skb); rxs->flag = 0; @@ -2081,7 +2077,7 @@ static int ath12k_dp_mon_rx_deliver(struct ath12k *ar, return 0; mon_deliver_fail: - mon_skb = head_msdu; + mon_skb = mon_mpdu->head; while (mon_skb) { skb_next = mon_skb->next; dev_kfree_skb_any(mon_skb); @@ -2287,7 +2283,6 @@ ath12k_dp_mon_rx_parse_mon_status(struct ath12k *ar, struct hal_rx_mon_ppdu_info *ppdu_info = &pmon->mon_ppdu_info; struct dp_mon_mpdu *tmp; struct dp_mon_mpdu *mon_mpdu = pmon->mon_mpdu; - struct sk_buff *head_msdu, *tail_msdu; enum hal_rx_mon_status hal_status; hal_status = ath12k_dp_mon_parse_rx_dest(ar, pmon, skb); @@ -2296,13 +2291,9 @@ ath12k_dp_mon_rx_parse_mon_status(struct ath12k *ar, list_for_each_entry_safe(mon_mpdu, tmp, &pmon->dp_rx_mon_mpdu_list, list) { list_del(&mon_mpdu->list); - head_msdu = mon_mpdu->head; - tail_msdu = mon_mpdu->tail; - if (head_msdu && tail_msdu) { - ath12k_dp_mon_rx_deliver(ar, head_msdu, - tail_msdu, ppdu_info, napi); - } + if (mon_mpdu->head && mon_mpdu->tail) + ath12k_dp_mon_rx_deliver(ar, mon_mpdu, ppdu_info, napi); kfree(mon_mpdu); } @@ -2987,16 +2978,13 @@ ath12k_dp_mon_tx_process_ppdu_info(struct ath12k *ar, struct dp_mon_tx_ppdu_info *tx_ppdu_info) { struct dp_mon_mpdu *tmp, *mon_mpdu; - struct sk_buff *head_msdu, *tail_msdu; list_for_each_entry_safe(mon_mpdu, tmp, &tx_ppdu_info->dp_tx_mon_mpdu_list, list) { list_del(&mon_mpdu->list); - head_msdu = mon_mpdu->head; - tail_msdu = mon_mpdu->tail; - if (head_msdu) - ath12k_dp_mon_rx_deliver(ar, head_msdu, tail_msdu, + if (mon_mpdu->head) + ath12k_dp_mon_rx_deliver(ar, mon_mpdu, &tx_ppdu_info->rx_status, napi); kfree(mon_mpdu);