From patchwork Mon May 29 08:16:09 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Baochen Qiang X-Patchwork-Id: 686856 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8D459C77B7A for ; Mon, 29 May 2023 08:16:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231680AbjE2IQo (ORCPT ); Mon, 29 May 2023 04:16:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39954 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230168AbjE2IQm (ORCPT ); Mon, 29 May 2023 04:16:42 -0400 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 708C190 for ; Mon, 29 May 2023 01:16:40 -0700 (PDT) Received: from pps.filterd (m0279866.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 34T77OP9005773; Mon, 29 May 2023 08:16:20 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : mime-version : content-transfer-encoding : content-type; s=qcppdkim1; bh=x2KGN2ig6TCTvV4OBPBrr4W2B0jrBI9QQuiLADfxY54=; b=azu2cMEctuwoCZJRXiZx2+WKaTVaM3nYWrY0u2lOqhWuHefzl7x3ypPWEPIys4fIt9AE aQI2ulIm6tbfDWgjp1zNILH+qzdEMJBz21qzra9tfFkkLXvN5mAW4PS5K93W8huFneVm 0+TqOCwRMkxVl8VDlSOzzP4S+M0GE9PQ4CMatVOgp4gDrJU8kmvagV2qZ7qehUSuuiRy L4/hOoeivD4gJEIdvvTjs6hFCk7d3B9c6GRe/OMQoA+2wfdz0TlHq8wl1BaoP8ZQQ1Yi v1K3mehuD6f9cMF9l/CwJqJTRIYaRP2RsfJQGolTCpzPEg7zJhob5riVR5ClZnbXDAqp WA== Received: from nalasppmta02.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3qub5djxyq-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 29 May 2023 08:16:19 +0000 Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 34T8GJa8019744 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 29 May 2023 08:16:19 GMT Received: from bqiang-Celadon-RN.qca.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 15.2.986.42; Mon, 29 May 2023 01:16:18 -0700 From: Baochen Qiang To: CC: Subject: [PATCH v3] wifi: ath12k: Use msdu_end to check MCBC Date: Mon, 29 May 2023 16:16:09 +0800 Message-ID: <20230529081609.34567-1-quic_bqiang@quicinc.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) 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-ORIG-GUID: No44ztu3_WAY7wDOLXnCPBpjwEC087LW X-Proofpoint-GUID: No44ztu3_WAY7wDOLXnCPBpjwEC087LW X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.957,Hydra:6.0.573,FMLib:17.11.176.26 definitions=2023-05-29_04,2023-05-25_03,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 adultscore=0 mlxlogscore=773 spamscore=0 priorityscore=1501 malwarescore=0 bulkscore=0 lowpriorityscore=0 impostorscore=0 mlxscore=0 clxscore=1015 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2304280000 definitions=main-2305290071 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org We are seeing a very low TCP throughput testing with some specific tools. This is because for sub-frames of an AMSDU, MCBC flag in mpdu_start may be not valid, and as a result those frames would be dropped by kernel. Add a new helper to get it from msdu_end. Also clean up original helper since it is not needed any more. Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0-03427-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1.15378.4 Signed-off-by: Baochen Qiang --- v3: 1. remove original helper since it is not needed. v2: 1. add a new helper according to Vasanth's comment. 2. change to use __le16_to_cpu instead of __le32_to_cpu drivers/net/wireless/ath/ath12k/dp_rx.c | 8 ++++---- drivers/net/wireless/ath/ath12k/hal.c | 16 ++++++++-------- drivers/net/wireless/ath/ath12k/hal.h | 2 +- 3 files changed, 13 insertions(+), 13 deletions(-) base-commit: 4ab7f08db5310ded48a5c1f3ec3f2e177ba6b1c2 diff --git a/drivers/net/wireless/ath/ath12k/dp_rx.c b/drivers/net/wireless/ath/ath12k/dp_rx.c index 8c8162fbe5c6..ffd9a2018610 100644 --- a/drivers/net/wireless/ath/ath12k/dp_rx.c +++ b/drivers/net/wireless/ath/ath12k/dp_rx.c @@ -193,11 +193,11 @@ static void ath12k_dp_rxdesc_set_msdu_len(struct ath12k_base *ab, ab->hw_params->hal_ops->rx_desc_set_msdu_len(desc, len); } -static bool ath12k_dp_rx_h_is_mcbc(struct ath12k_base *ab, - struct hal_rx_desc *desc) +static bool ath12k_dp_rx_h_is_da_mcbc(struct ath12k_base *ab, + struct hal_rx_desc *desc) { return (ath12k_dp_rx_h_first_msdu(ab, desc) && - ab->hw_params->hal_ops->rx_desc_is_mcbc(desc)); + ab->hw_params->hal_ops->rx_desc_is_da_mcbc(desc)); } static bool ath12k_dp_rxdesc_mac_addr2_valid(struct ath12k_base *ab, @@ -2208,7 +2208,7 @@ static void ath12k_dp_rx_h_mpdu(struct ath12k *ar, /* PN for multicast packets will be checked in mac80211 */ rxcb = ATH12K_SKB_RXCB(msdu); - fill_crypto_hdr = ath12k_dp_rx_h_is_mcbc(ar->ab, rx_desc); + fill_crypto_hdr = ath12k_dp_rx_h_is_da_mcbc(ar->ab, rx_desc); rxcb->is_mcbc = fill_crypto_hdr; if (rxcb->is_mcbc) diff --git a/drivers/net/wireless/ath/ath12k/hal.c b/drivers/net/wireless/ath/ath12k/hal.c index 0ec53afe9915..e7a150e7158e 100644 --- a/drivers/net/wireless/ath/ath12k/hal.c +++ b/drivers/net/wireless/ath/ath12k/hal.c @@ -447,10 +447,10 @@ static u8 *ath12k_hw_qcn9274_rx_desc_mpdu_start_addr2(struct hal_rx_desc *desc) return desc->u.qcn9274.mpdu_start.addr2; } -static bool ath12k_hw_qcn9274_rx_desc_is_mcbc(struct hal_rx_desc *desc) +static bool ath12k_hw_qcn9274_rx_desc_is_da_mcbc(struct hal_rx_desc *desc) { - return __le32_to_cpu(desc->u.qcn9274.mpdu_start.info6) & - RX_MPDU_START_INFO6_MCAST_BCAST; + return __le16_to_cpu(desc->u.qcn9274.msdu_end.info5) & + RX_MSDU_END_INFO5_DA_IS_MCBC; } static void ath12k_hw_qcn9274_rx_desc_get_dot11_hdr(struct hal_rx_desc *desc, @@ -708,7 +708,7 @@ const struct hal_ops hal_qcn9274_ops = { .rx_desc_get_msdu_end_offset = ath12k_hw_qcn9274_rx_desc_get_msdu_end_offset, .rx_desc_mac_addr2_valid = ath12k_hw_qcn9274_rx_desc_mac_addr2_valid, .rx_desc_mpdu_start_addr2 = ath12k_hw_qcn9274_rx_desc_mpdu_start_addr2, - .rx_desc_is_mcbc = ath12k_hw_qcn9274_rx_desc_is_mcbc, + .rx_desc_is_da_mcbc = ath12k_hw_qcn9274_rx_desc_is_da_mcbc, .rx_desc_get_dot11_hdr = ath12k_hw_qcn9274_rx_desc_get_dot11_hdr, .rx_desc_get_crypto_header = ath12k_hw_qcn9274_rx_desc_get_crypto_hdr, .rx_desc_get_mpdu_frame_ctl = ath12k_hw_qcn9274_rx_desc_get_mpdu_frame_ctl, @@ -887,10 +887,10 @@ static u8 *ath12k_hw_wcn7850_rx_desc_mpdu_start_addr2(struct hal_rx_desc *desc) return desc->u.wcn7850.mpdu_start.addr2; } -static bool ath12k_hw_wcn7850_rx_desc_is_mcbc(struct hal_rx_desc *desc) +static bool ath12k_hw_wcn7850_rx_desc_is_da_mcbc(struct hal_rx_desc *desc) { - return __le32_to_cpu(desc->u.wcn7850.mpdu_start.info6) & - RX_MPDU_START_INFO6_MCAST_BCAST; + return __le16_to_cpu(desc->u.wcn7850.msdu_end.info5) & + RX_MSDU_END_INFO5_DA_IS_MCBC; } static void ath12k_hw_wcn7850_rx_desc_get_dot11_hdr(struct hal_rx_desc *desc, @@ -1163,7 +1163,7 @@ const struct hal_ops hal_wcn7850_ops = { .rx_desc_get_msdu_end_offset = ath12k_hw_wcn7850_rx_desc_get_msdu_end_offset, .rx_desc_mac_addr2_valid = ath12k_hw_wcn7850_rx_desc_mac_addr2_valid, .rx_desc_mpdu_start_addr2 = ath12k_hw_wcn7850_rx_desc_mpdu_start_addr2, - .rx_desc_is_mcbc = ath12k_hw_wcn7850_rx_desc_is_mcbc, + .rx_desc_is_da_mcbc = ath12k_hw_wcn7850_rx_desc_is_da_mcbc, .rx_desc_get_dot11_hdr = ath12k_hw_wcn7850_rx_desc_get_dot11_hdr, .rx_desc_get_crypto_header = ath12k_hw_wcn7850_rx_desc_get_crypto_hdr, .rx_desc_get_mpdu_frame_ctl = ath12k_hw_wcn7850_rx_desc_get_mpdu_frame_ctl, diff --git a/drivers/net/wireless/ath/ath12k/hal.h b/drivers/net/wireless/ath/ath12k/hal.h index 0d4fa12ea622..66035a787c72 100644 --- a/drivers/net/wireless/ath/ath12k/hal.h +++ b/drivers/net/wireless/ath/ath12k/hal.h @@ -1063,7 +1063,7 @@ struct hal_ops { u32 (*rx_desc_get_msdu_end_offset)(void); bool (*rx_desc_mac_addr2_valid)(struct hal_rx_desc *desc); u8* (*rx_desc_mpdu_start_addr2)(struct hal_rx_desc *desc); - bool (*rx_desc_is_mcbc)(struct hal_rx_desc *desc); + bool (*rx_desc_is_da_mcbc)(struct hal_rx_desc *desc); void (*rx_desc_get_dot11_hdr)(struct hal_rx_desc *desc, struct ieee80211_hdr *hdr); u16 (*rx_desc_get_mpdu_frame_ctl)(struct hal_rx_desc *desc);