From patchwork Fri Nov 10 08:13:14 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Karthikeyan Periyasamy X-Patchwork-Id: 743363 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 B3FF7C4332F for ; Fri, 10 Nov 2023 18:17:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235435AbjKJSRQ (ORCPT ); Fri, 10 Nov 2023 13:17:16 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37590 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1346093AbjKJSQg (ORCPT ); Fri, 10 Nov 2023 13:16:36 -0500 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9C6819001 for ; Fri, 10 Nov 2023 00:13:38 -0800 (PST) Received: from pps.filterd (m0279862.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 3AA7gAH7010408; Fri, 10 Nov 2023 08:13:36 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=qcppdkim1; bh=2drdphz5Im7+MkdLPJsVAstDuunuZc04MNU52DhzQQ0=; b=GNmVEFWUeoQS+q3BBAPNMTKF+i5CtmU3aM3pgPNB/BGmUV2iAQ0r72EZSAobLinh4Llr PZRuAYcrwk+/2/PrKx91UfCn4Ru1XOFYLQp7qRX8dho7dTCM1Q9/Fi9fqBCJbk2pwjKl AZFW2PmLOUCAuA3ovoESEIcoDMAfzdI85eRhBIetnYVVE0lY7XActsyHyOZIcFCCxF9Q 32Fkh+eQkA8Tf/9cTh37oR7x/Pf/isPgtcBmtKRFNYBxJgbjJNZd+0Oh5uysCycVXkD3 E+v3JVSQgyTFSwNxKBwVVt3jjnwf7F84BfkokOA6t6HjD1EzyanFdrHGJL/94NxOx6Qb EA== Received: from nalasppmta05.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3u93qy9jv2-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 10 Nov 2023 08:13:36 +0000 Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA05.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 3AA8DaSB021902 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 10 Nov 2023 08:13:36 GMT Received: from periyasa-linux.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 15.2.1118.39; Fri, 10 Nov 2023 00:13:34 -0800 From: Karthikeyan Periyasamy To: CC: , Karthikeyan Periyasamy Subject: [PATCH 1/4] wifi: ath12k: avoid explicit mac id argument in Rxdma replenish Date: Fri, 10 Nov 2023 13:43:14 +0530 Message-ID: <20231110081317.19608-2-quic_periyasa@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20231110081317.19608-1-quic_periyasa@quicinc.com> References: <20231110081317.19608-1-quic_periyasa@quicinc.com> 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: 5VdDtojoyFxlmTp1fnogfynDVlP0BB7p X-Proofpoint-GUID: 5VdDtojoyFxlmTp1fnogfynDVlP0BB7p X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.987,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-11-10_04,2023-11-09_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_spam policy=outbound score=95 phishscore=0 bulkscore=0 spamscore=95 clxscore=1015 malwarescore=0 priorityscore=1501 suspectscore=0 mlxscore=95 lowpriorityscore=0 mlxlogscore=-130 impostorscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311060000 definitions=main-2311100068 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Currently all Rxdma replenish callers pass zero for the mac id argument, so make it as zero implicitly. To optimize the rx data path per packet, avoid the explicit unnecessary argument in Rxdma replenish function. Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.1.1-00125-QCAHKSWPL_SILICONZ-1 Signed-off-by: Karthikeyan Periyasamy --- drivers/net/wireless/ath/ath12k/dp.c | 2 +- drivers/net/wireless/ath/ath12k/dp_rx.c | 14 ++++++-------- drivers/net/wireless/ath/ath12k/dp_rx.h | 2 +- 3 files changed, 8 insertions(+), 10 deletions(-) diff --git a/drivers/net/wireless/ath/ath12k/dp.c b/drivers/net/wireless/ath/ath12k/dp.c index 6893466f61f0..a00b4ff9f75d 100644 --- a/drivers/net/wireless/ath/ath12k/dp.c +++ b/drivers/net/wireless/ath/ath12k/dp.c @@ -961,7 +961,7 @@ int ath12k_dp_service_srng(struct ath12k_base *ab, struct ath12k_dp *dp = &ab->dp; struct dp_rxdma_ring *rx_ring = &dp->rx_refill_buf_ring; - ath12k_dp_rx_bufs_replenish(ab, 0, rx_ring, 0, + ath12k_dp_rx_bufs_replenish(ab, rx_ring, 0, ab->hw_params->hal_params->rx_buf_rbm, true); } diff --git a/drivers/net/wireless/ath/ath12k/dp_rx.c b/drivers/net/wireless/ath/ath12k/dp_rx.c index 9f831e3971f9..4275eb8fa887 100644 --- a/drivers/net/wireless/ath/ath12k/dp_rx.c +++ b/drivers/net/wireless/ath/ath12k/dp_rx.c @@ -256,7 +256,7 @@ static int ath12k_dp_purge_mon_ring(struct ath12k_base *ab) } /* Returns number of Rx buffers replenished */ -int ath12k_dp_rx_bufs_replenish(struct ath12k_base *ab, int mac_id, +int ath12k_dp_rx_bufs_replenish(struct ath12k_base *ab, struct dp_rxdma_ring *rx_ring, int req_entries, enum hal_rx_buf_return_buf_manager mgr, @@ -337,9 +337,7 @@ int ath12k_dp_rx_bufs_replenish(struct ath12k_base *ab, int mac_id, spin_unlock_bh(&rx_ring->idr_lock); if (buf_id < 0) goto fail_dma_unmap; - cookie = u32_encode_bits(mac_id, - DP_RXDMA_BUF_COOKIE_PDEV_ID) | - u32_encode_bits(buf_id, + cookie = u32_encode_bits(buf_id, DP_RXDMA_BUF_COOKIE_BUF_ID); } @@ -437,7 +435,7 @@ static int ath12k_dp_rxdma_ring_buf_setup(struct ath12k_base *ab, if ((ringtype == HAL_RXDMA_MONITOR_BUF) || (ringtype == HAL_TX_MONITOR_BUF)) ath12k_dp_mon_buf_replenish(ab, rx_ring, num_entries); else - ath12k_dp_rx_bufs_replenish(ab, 0, rx_ring, num_entries, + ath12k_dp_rx_bufs_replenish(ab, rx_ring, num_entries, ab->hw_params->hal_params->rx_buf_rbm, ringtype == HAL_RXDMA_BUF); return 0; @@ -2712,7 +2710,7 @@ int ath12k_dp_rx_process(struct ath12k_base *ab, int ring_id, goto exit; /* TODO: Move to implicit BM? */ - ath12k_dp_rx_bufs_replenish(ab, 0, rx_ring, num_buffs_reaped, + ath12k_dp_rx_bufs_replenish(ab, rx_ring, num_buffs_reaped, ab->hw_params->hal_params->rx_buf_rbm, true); ath12k_dp_rx_process_received_packets(ab, napi, &msdu_list, @@ -3491,7 +3489,7 @@ int ath12k_dp_rx_process_err(struct ath12k_base *ab, struct napi_struct *napi, rx_ring = &dp->rx_refill_buf_ring; - ath12k_dp_rx_bufs_replenish(ab, 0, rx_ring, tot_n_bufs_reaped, + ath12k_dp_rx_bufs_replenish(ab, rx_ring, tot_n_bufs_reaped, ab->hw_params->hal_params->rx_buf_rbm, true); return tot_n_bufs_reaped; @@ -3805,7 +3803,7 @@ int ath12k_dp_rx_process_wbm_err(struct ath12k_base *ab, if (!num_buffs_reaped) goto done; - ath12k_dp_rx_bufs_replenish(ab, 0, rx_ring, num_buffs_reaped, + ath12k_dp_rx_bufs_replenish(ab, rx_ring, num_buffs_reaped, ab->hw_params->hal_params->rx_buf_rbm, true); rcu_read_lock(); diff --git a/drivers/net/wireless/ath/ath12k/dp_rx.h b/drivers/net/wireless/ath/ath12k/dp_rx.h index c955b5c859d1..eec561404530 100644 --- a/drivers/net/wireless/ath/ath12k/dp_rx.h +++ b/drivers/net/wireless/ath/ath12k/dp_rx.h @@ -116,7 +116,7 @@ int ath12k_dp_rx_process_err(struct ath12k_base *ab, struct napi_struct *napi, int ath12k_dp_rx_process(struct ath12k_base *ab, int mac_id, struct napi_struct *napi, int budget); -int ath12k_dp_rx_bufs_replenish(struct ath12k_base *ab, int mac_id, +int ath12k_dp_rx_bufs_replenish(struct ath12k_base *ab, struct dp_rxdma_ring *rx_ring, int req_entries, enum hal_rx_buf_return_buf_manager mgr, From patchwork Fri Nov 10 08:13:15 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Karthikeyan Periyasamy X-Patchwork-Id: 743064 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 EEEA6C4167B for ; Fri, 10 Nov 2023 18:17:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235545AbjKJSRR (ORCPT ); Fri, 10 Nov 2023 13:17:17 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57814 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344661AbjKJSPD (ORCPT ); Fri, 10 Nov 2023 13:15:03 -0500 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 87BEA9004 for ; Fri, 10 Nov 2023 00:13:40 -0800 (PST) Received: from pps.filterd (m0279863.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 3AA7ffhf031309; 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Fri, 10 Nov 2023 08:13:38 GMT Received: from periyasa-linux.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 15.2.1118.39; Fri, 10 Nov 2023 00:13:36 -0800 From: Karthikeyan Periyasamy To: CC: , Karthikeyan Periyasamy Subject: [PATCH 2/4] wifi: ath12k: avoid explicit RBM id argument in Rxdma replenish Date: Fri, 10 Nov 2023 13:43:15 +0530 Message-ID: <20231110081317.19608-3-quic_periyasa@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20231110081317.19608-1-quic_periyasa@quicinc.com> References: <20231110081317.19608-1-quic_periyasa@quicinc.com> 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: VlcQEF84YrOoBgAPRPyDsJmWEraaV56_ X-Proofpoint-GUID: VlcQEF84YrOoBgAPRPyDsJmWEraaV56_ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.987,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-11-10_04,2023-11-09_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=9 lowpriorityscore=0 spamscore=9 impostorscore=0 adultscore=0 bulkscore=0 mlxscore=9 priorityscore=1501 phishscore=0 clxscore=1015 mlxlogscore=103 malwarescore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311060000 definitions=main-2311100068 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Currently all Rxdma replenish callers pass the same return buffer manager id argument, so make it implicitly. To optimize the rx data path per packet, avoid the explicit unnecessary argument in Rxdma replenish function. Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.1.1-00125-QCAHKSWPL_SILICONZ-1 Signed-off-by: Karthikeyan Periyasamy --- drivers/net/wireless/ath/ath12k/dp.c | 1 - drivers/net/wireless/ath/ath12k/dp_rx.c | 13 ++++--------- drivers/net/wireless/ath/ath12k/dp_rx.h | 1 - 3 files changed, 4 insertions(+), 11 deletions(-) diff --git a/drivers/net/wireless/ath/ath12k/dp.c b/drivers/net/wireless/ath/ath12k/dp.c index a00b4ff9f75d..f3c48aa9f62d 100644 --- a/drivers/net/wireless/ath/ath12k/dp.c +++ b/drivers/net/wireless/ath/ath12k/dp.c @@ -962,7 +962,6 @@ int ath12k_dp_service_srng(struct ath12k_base *ab, struct dp_rxdma_ring *rx_ring = &dp->rx_refill_buf_ring; ath12k_dp_rx_bufs_replenish(ab, rx_ring, 0, - ab->hw_params->hal_params->rx_buf_rbm, true); } diff --git a/drivers/net/wireless/ath/ath12k/dp_rx.c b/drivers/net/wireless/ath/ath12k/dp_rx.c index 4275eb8fa887..46fa8ee14b45 100644 --- a/drivers/net/wireless/ath/ath12k/dp_rx.c +++ b/drivers/net/wireless/ath/ath12k/dp_rx.c @@ -259,7 +259,6 @@ static int ath12k_dp_purge_mon_ring(struct ath12k_base *ab) int ath12k_dp_rx_bufs_replenish(struct ath12k_base *ab, struct dp_rxdma_ring *rx_ring, int req_entries, - enum hal_rx_buf_return_buf_manager mgr, bool hw_cc) { struct ath12k_buffer_addr *desc; @@ -272,6 +271,7 @@ int ath12k_dp_rx_bufs_replenish(struct ath12k_base *ab, dma_addr_t paddr; struct ath12k_dp *dp = &ab->dp; struct ath12k_rx_desc_info *rx_desc; + enum hal_rx_buf_return_buf_manager mgr = ab->hw_params->hal_params->rx_buf_rbm; req_entries = min(req_entries, rx_ring->bufs_max); @@ -436,7 +436,6 @@ static int ath12k_dp_rxdma_ring_buf_setup(struct ath12k_base *ab, ath12k_dp_mon_buf_replenish(ab, rx_ring, num_entries); else ath12k_dp_rx_bufs_replenish(ab, rx_ring, num_entries, - ab->hw_params->hal_params->rx_buf_rbm, ringtype == HAL_RXDMA_BUF); return 0; } @@ -2709,9 +2708,7 @@ int ath12k_dp_rx_process(struct ath12k_base *ab, int ring_id, if (!total_msdu_reaped) goto exit; - /* TODO: Move to implicit BM? */ - ath12k_dp_rx_bufs_replenish(ab, rx_ring, num_buffs_reaped, - ab->hw_params->hal_params->rx_buf_rbm, true); + ath12k_dp_rx_bufs_replenish(ab, rx_ring, num_buffs_reaped, true); ath12k_dp_rx_process_received_packets(ab, napi, &msdu_list, ring_id); @@ -3489,8 +3486,7 @@ int ath12k_dp_rx_process_err(struct ath12k_base *ab, struct napi_struct *napi, rx_ring = &dp->rx_refill_buf_ring; - ath12k_dp_rx_bufs_replenish(ab, rx_ring, tot_n_bufs_reaped, - ab->hw_params->hal_params->rx_buf_rbm, true); + ath12k_dp_rx_bufs_replenish(ab, rx_ring, tot_n_bufs_reaped, true); return tot_n_bufs_reaped; } @@ -3803,8 +3799,7 @@ int ath12k_dp_rx_process_wbm_err(struct ath12k_base *ab, if (!num_buffs_reaped) goto done; - ath12k_dp_rx_bufs_replenish(ab, rx_ring, num_buffs_reaped, - ab->hw_params->hal_params->rx_buf_rbm, true); + ath12k_dp_rx_bufs_replenish(ab, rx_ring, num_buffs_reaped, true); rcu_read_lock(); for (i = 0; i < ab->num_radios; i++) { diff --git a/drivers/net/wireless/ath/ath12k/dp_rx.h b/drivers/net/wireless/ath/ath12k/dp_rx.h index eec561404530..14f20977c9de 100644 --- a/drivers/net/wireless/ath/ath12k/dp_rx.h +++ b/drivers/net/wireless/ath/ath12k/dp_rx.h @@ -119,7 +119,6 @@ int ath12k_dp_rx_process(struct ath12k_base *ab, int mac_id, int ath12k_dp_rx_bufs_replenish(struct ath12k_base *ab, struct dp_rxdma_ring *rx_ring, int req_entries, - enum hal_rx_buf_return_buf_manager mgr, bool hw_cc); int ath12k_dp_rx_pdev_mon_attach(struct ath12k *ar); int ath12k_dp_rx_peer_frag_setup(struct ath12k *ar, const u8 *peer_mac, int vdev_id); From patchwork Fri Nov 10 08:13:16 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Karthikeyan Periyasamy X-Patchwork-Id: 743059 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 66485C4332F for ; Fri, 10 Nov 2023 18:37:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344930AbjKJSfh (ORCPT ); Fri, 10 Nov 2023 13:35:37 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53324 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1345518AbjKJSfC (ORCPT ); Fri, 10 Nov 2023 13:35:02 -0500 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F08469005 for ; 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Fri, 10 Nov 2023 08:13:40 +0000 Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA05.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 3AA8DeGF021942 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 10 Nov 2023 08:13:40 GMT Received: from periyasa-linux.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 15.2.1118.39; Fri, 10 Nov 2023 00:13:38 -0800 From: Karthikeyan Periyasamy To: CC: , Karthikeyan Periyasamy Subject: [PATCH 3/4] wifi: ath12k: avoid explicit HW conversion argument in Rxdma replenish Date: Fri, 10 Nov 2023 13:43:16 +0530 Message-ID: <20231110081317.19608-4-quic_periyasa@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20231110081317.19608-1-quic_periyasa@quicinc.com> References: <20231110081317.19608-1-quic_periyasa@quicinc.com> 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-GUID: IYtxxfztZTZuPnzvypb1SongWzCg-45d X-Proofpoint-ORIG-GUID: IYtxxfztZTZuPnzvypb1SongWzCg-45d X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.987,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-11-10_04,2023-11-09_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_spam policy=outbound score=58 lowpriorityscore=0 mlxscore=58 suspectscore=0 clxscore=1015 priorityscore=1501 mlxlogscore=-13 spamscore=58 phishscore=0 impostorscore=0 bulkscore=0 adultscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311060000 definitions=main-2311100068 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Currently Rxdma replenish require HW conversion argument which is unnecessary argument since ath12k driver configures the Rxdma only in HW conversion. To optimize the rx data path per packet, avoid the explicit unnecessary argument and condition check in the rx replenish. Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.1.1-00125-QCAHKSWPL_SILICONZ-1 Signed-off-by: Karthikeyan Periyasamy --- drivers/net/wireless/ath/ath12k/dp.c | 3 +- drivers/net/wireless/ath/ath12k/dp_rx.c | 78 +++++++++---------------- drivers/net/wireless/ath/ath12k/dp_rx.h | 3 +- 3 files changed, 31 insertions(+), 53 deletions(-) diff --git a/drivers/net/wireless/ath/ath12k/dp.c b/drivers/net/wireless/ath/ath12k/dp.c index f3c48aa9f62d..26be6818f4ed 100644 --- a/drivers/net/wireless/ath/ath12k/dp.c +++ b/drivers/net/wireless/ath/ath12k/dp.c @@ -961,8 +961,7 @@ int ath12k_dp_service_srng(struct ath12k_base *ab, struct ath12k_dp *dp = &ab->dp; struct dp_rxdma_ring *rx_ring = &dp->rx_refill_buf_ring; - ath12k_dp_rx_bufs_replenish(ab, rx_ring, 0, - true); + ath12k_dp_rx_bufs_replenish(ab, rx_ring, 0); } /* TODO: Implement handler for other interrupts */ diff --git a/drivers/net/wireless/ath/ath12k/dp_rx.c b/drivers/net/wireless/ath/ath12k/dp_rx.c index 46fa8ee14b45..0c47a242cdd8 100644 --- a/drivers/net/wireless/ath/ath12k/dp_rx.c +++ b/drivers/net/wireless/ath/ath12k/dp_rx.c @@ -258,15 +258,13 @@ static int ath12k_dp_purge_mon_ring(struct ath12k_base *ab) /* Returns number of Rx buffers replenished */ int ath12k_dp_rx_bufs_replenish(struct ath12k_base *ab, struct dp_rxdma_ring *rx_ring, - int req_entries, - bool hw_cc) + int req_entries) { struct ath12k_buffer_addr *desc; struct hal_srng *srng; struct sk_buff *skb; int num_free; int num_remain; - int buf_id; u32 cookie; dma_addr_t paddr; struct ath12k_dp *dp = &ab->dp; @@ -307,40 +305,29 @@ int ath12k_dp_rx_bufs_replenish(struct ath12k_base *ab, if (dma_mapping_error(ab->dev, paddr)) goto fail_free_skb; - if (hw_cc) { - spin_lock_bh(&dp->rx_desc_lock); - - /* Get desc from free list and store in used list - * for cleanup purposes - * - * TODO: pass the removed descs rather than - * add/read to optimize - */ - rx_desc = list_first_entry_or_null(&dp->rx_desc_free_list, - struct ath12k_rx_desc_info, - list); - if (!rx_desc) { - spin_unlock_bh(&dp->rx_desc_lock); - goto fail_dma_unmap; - } - - rx_desc->skb = skb; - cookie = rx_desc->cookie; - list_del(&rx_desc->list); - list_add_tail(&rx_desc->list, &dp->rx_desc_used_list); + spin_lock_bh(&dp->rx_desc_lock); + /* Get desc from free list and store in used list + * for cleanup purposes + * + * TODO: pass the removed descs rather than + * add/read to optimize + */ + rx_desc = list_first_entry_or_null(&dp->rx_desc_free_list, + struct ath12k_rx_desc_info, + list); + if (!rx_desc) { spin_unlock_bh(&dp->rx_desc_lock); - } else { - spin_lock_bh(&rx_ring->idr_lock); - buf_id = idr_alloc(&rx_ring->bufs_idr, skb, 0, - rx_ring->bufs_max * 3, GFP_ATOMIC); - spin_unlock_bh(&rx_ring->idr_lock); - if (buf_id < 0) - goto fail_dma_unmap; - cookie = u32_encode_bits(buf_id, - DP_RXDMA_BUF_COOKIE_BUF_ID); + goto fail_dma_unmap; } + rx_desc->skb = skb; + cookie = rx_desc->cookie; + list_del(&rx_desc->list); + list_add_tail(&rx_desc->list, &dp->rx_desc_used_list); + + spin_unlock_bh(&dp->rx_desc_lock); + desc = ath12k_hal_srng_src_get_next_entry(ab, srng); if (!desc) goto fail_buf_unassign; @@ -359,17 +346,11 @@ int ath12k_dp_rx_bufs_replenish(struct ath12k_base *ab, return req_entries - num_remain; fail_buf_unassign: - if (hw_cc) { - spin_lock_bh(&dp->rx_desc_lock); - list_del(&rx_desc->list); - list_add_tail(&rx_desc->list, &dp->rx_desc_free_list); - rx_desc->skb = NULL; - spin_unlock_bh(&dp->rx_desc_lock); - } else { - spin_lock_bh(&rx_ring->idr_lock); - idr_remove(&rx_ring->bufs_idr, buf_id); - spin_unlock_bh(&rx_ring->idr_lock); - } + spin_lock_bh(&dp->rx_desc_lock); + list_del(&rx_desc->list); + list_add_tail(&rx_desc->list, &dp->rx_desc_free_list); + rx_desc->skb = NULL; + spin_unlock_bh(&dp->rx_desc_lock); fail_dma_unmap: dma_unmap_single(ab->dev, paddr, skb->len + skb_tailroom(skb), DMA_FROM_DEVICE); @@ -435,8 +416,7 @@ static int ath12k_dp_rxdma_ring_buf_setup(struct ath12k_base *ab, if ((ringtype == HAL_RXDMA_MONITOR_BUF) || (ringtype == HAL_TX_MONITOR_BUF)) ath12k_dp_mon_buf_replenish(ab, rx_ring, num_entries); else - ath12k_dp_rx_bufs_replenish(ab, rx_ring, num_entries, - ringtype == HAL_RXDMA_BUF); + ath12k_dp_rx_bufs_replenish(ab, rx_ring, num_entries); return 0; } @@ -2708,7 +2688,7 @@ int ath12k_dp_rx_process(struct ath12k_base *ab, int ring_id, if (!total_msdu_reaped) goto exit; - ath12k_dp_rx_bufs_replenish(ab, rx_ring, num_buffs_reaped, true); + ath12k_dp_rx_bufs_replenish(ab, rx_ring, num_buffs_reaped); ath12k_dp_rx_process_received_packets(ab, napi, &msdu_list, ring_id); @@ -3486,7 +3466,7 @@ int ath12k_dp_rx_process_err(struct ath12k_base *ab, struct napi_struct *napi, rx_ring = &dp->rx_refill_buf_ring; - ath12k_dp_rx_bufs_replenish(ab, rx_ring, tot_n_bufs_reaped, true); + ath12k_dp_rx_bufs_replenish(ab, rx_ring, tot_n_bufs_reaped); return tot_n_bufs_reaped; } @@ -3799,7 +3779,7 @@ int ath12k_dp_rx_process_wbm_err(struct ath12k_base *ab, if (!num_buffs_reaped) goto done; - ath12k_dp_rx_bufs_replenish(ab, rx_ring, num_buffs_reaped, true); + ath12k_dp_rx_bufs_replenish(ab, rx_ring, num_buffs_reaped); rcu_read_lock(); for (i = 0; i < ab->num_radios; i++) { diff --git a/drivers/net/wireless/ath/ath12k/dp_rx.h b/drivers/net/wireless/ath/ath12k/dp_rx.h index 14f20977c9de..b0c5352ac6e6 100644 --- a/drivers/net/wireless/ath/ath12k/dp_rx.h +++ b/drivers/net/wireless/ath/ath12k/dp_rx.h @@ -118,8 +118,7 @@ int ath12k_dp_rx_process(struct ath12k_base *ab, int mac_id, int budget); int ath12k_dp_rx_bufs_replenish(struct ath12k_base *ab, struct dp_rxdma_ring *rx_ring, - int req_entries, - bool hw_cc); + int req_entries); int ath12k_dp_rx_pdev_mon_attach(struct ath12k *ar); int ath12k_dp_rx_peer_frag_setup(struct ath12k *ar, const u8 *peer_mac, int vdev_id); From patchwork Fri Nov 10 08:13:17 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Karthikeyan Periyasamy X-Patchwork-Id: 743367 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 BC8FFC4332F for ; Fri, 10 Nov 2023 17:44:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235217AbjKJRoG (ORCPT ); Fri, 10 Nov 2023 12:44:06 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46736 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1345541AbjKJRnh (ORCPT ); Fri, 10 Nov 2023 12:43:37 -0500 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 00EFB9032 for ; 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Fri, 10 Nov 2023 08:14:16 +0000 Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA01.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 3AA8Dgmu022176 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 10 Nov 2023 08:13:42 GMT Received: from periyasa-linux.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 15.2.1118.39; Fri, 10 Nov 2023 00:13:40 -0800 From: Karthikeyan Periyasamy To: CC: , Karthikeyan Periyasamy Subject: [PATCH 4/4] wifi: ath12k: refactor DP Rxdma ring structure Date: Fri, 10 Nov 2023 13:43:17 +0530 Message-ID: <20231110081317.19608-5-quic_periyasa@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20231110081317.19608-1-quic_periyasa@quicinc.com> References: <20231110081317.19608-1-quic_periyasa@quicinc.com> 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: LmD3EAtDkN7iTreqs1_i7qWA7nh7jGG2 X-Proofpoint-GUID: LmD3EAtDkN7iTreqs1_i7qWA7nh7jGG2 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.987,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-11-10_04,2023-11-09_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 malwarescore=0 priorityscore=1501 suspectscore=0 mlxscore=0 lowpriorityscore=0 mlxlogscore=701 impostorscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311060000 definitions=main-2311100069 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Currently data path Rxdma ring structure store the IDR buffer and lock. These IDR handling is needed only for SW cookie conversion and not needed for HW cookie conversion. REO Rxdma ring use the HW cookie conversion and monitor Rxdma ring use the SW cookie conversion. Since idr not needed for REO Rxdma ring, remove the IDR data entity from the data path Rxdma ring structure. Introduce the new data path ring structure for monitor rxmda rings since it need IDR data entity. Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.1.1-00125-QCAHKSWPL_SILICONZ-1 Signed-off-by: Karthikeyan Periyasamy --- drivers/net/wireless/ath/ath12k/dp.h | 11 +++-- drivers/net/wireless/ath/ath12k/dp_mon.c | 10 ++--- drivers/net/wireless/ath/ath12k/dp_mon.h | 2 +- drivers/net/wireless/ath/ath12k/dp_rx.c | 56 ++++++++++++------------ 4 files changed, 43 insertions(+), 36 deletions(-) diff --git a/drivers/net/wireless/ath/ath12k/dp.h b/drivers/net/wireless/ath/ath12k/dp.h index 61f765432516..7586eb92a910 100644 --- a/drivers/net/wireless/ath/ath12k/dp.h +++ b/drivers/net/wireless/ath/ath12k/dp.h @@ -31,7 +31,7 @@ struct dp_srng { u32 ring_id; }; -struct dp_rxdma_ring { +struct dp_rxdma_mon_ring { struct dp_srng refill_buf_ring; struct idr bufs_idr; /* Protects bufs_idr */ @@ -39,6 +39,11 @@ struct dp_rxdma_ring { int bufs_max; }; +struct dp_rxdma_ring { + struct dp_srng refill_buf_ring; + int bufs_max; +}; + #define ATH12K_TX_COMPL_NEXT(x) (((x) + 1) % DP_TX_COMP_RING_SIZE) struct dp_tx_ring { @@ -353,8 +358,8 @@ struct ath12k_dp { struct dp_rxdma_ring rx_refill_buf_ring; struct dp_srng rx_mac_buf_ring[MAX_RXDMA_PER_PDEV]; struct dp_srng rxdma_err_dst_ring[MAX_RXDMA_PER_PDEV]; - struct dp_rxdma_ring rxdma_mon_buf_ring; - struct dp_rxdma_ring tx_mon_buf_ring; + struct dp_rxdma_mon_ring rxdma_mon_buf_ring; + struct dp_rxdma_mon_ring tx_mon_buf_ring; struct ath12k_reo_q_addr_lut reoq_lut; }; diff --git a/drivers/net/wireless/ath/ath12k/dp_mon.c b/drivers/net/wireless/ath/ath12k/dp_mon.c index f44bc5494ce7..1319c1938772 100644 --- a/drivers/net/wireless/ath/ath12k/dp_mon.c +++ b/drivers/net/wireless/ath/ath12k/dp_mon.c @@ -797,7 +797,7 @@ ath12k_dp_mon_rx_parse_status_tlv(struct ath12k_base *ab, /* TODO: add msdu start parsing logic */ break; case HAL_MON_BUF_ADDR: { - struct dp_rxdma_ring *buf_ring = &ab->dp.rxdma_mon_buf_ring; + struct dp_rxdma_mon_ring *buf_ring = &ab->dp.rxdma_mon_buf_ring; struct dp_mon_packet_info *packet_info = (struct dp_mon_packet_info *)tlv_data; int buf_id = u32_get_bits(packet_info->cookie, @@ -1259,7 +1259,7 @@ ath12k_dp_mon_rx_parse_mon_status(struct ath12k *ar, } int ath12k_dp_mon_buf_replenish(struct ath12k_base *ab, - struct dp_rxdma_ring *buf_ring, + struct dp_rxdma_mon_ring *buf_ring, int req_entries) { struct hal_mon_buf_ring *mon_buf; @@ -1902,7 +1902,7 @@ ath12k_dp_mon_tx_parse_status_tlv(struct ath12k_base *ab, } case HAL_MON_BUF_ADDR: { - struct dp_rxdma_ring *buf_ring = &ab->dp.tx_mon_buf_ring; + struct dp_rxdma_mon_ring *buf_ring = &ab->dp.tx_mon_buf_ring; struct dp_mon_packet_info *packet_info = (struct dp_mon_packet_info *)tlv_data; int buf_id = u32_get_bits(packet_info->cookie, @@ -2067,7 +2067,7 @@ int ath12k_dp_mon_srng_process(struct ath12k *ar, int mac_id, int *budget, struct ath12k_skb_rxcb *rxcb; struct dp_srng *mon_dst_ring; struct hal_srng *srng; - struct dp_rxdma_ring *buf_ring; + struct dp_rxdma_mon_ring *buf_ring; u64 cookie; u32 ppdu_id; int num_buffs_reaped = 0, srng_id, buf_id; @@ -2480,7 +2480,7 @@ int ath12k_dp_mon_rx_process_stats(struct ath12k *ar, int mac_id, struct ath12k_skb_rxcb *rxcb; struct dp_srng *mon_dst_ring; struct hal_srng *srng; - struct dp_rxdma_ring *buf_ring; + struct dp_rxdma_mon_ring *buf_ring; struct ath12k_sta *arsta = NULL; struct ath12k_peer *peer; u64 cookie; diff --git a/drivers/net/wireless/ath/ath12k/dp_mon.h b/drivers/net/wireless/ath/ath12k/dp_mon.h index c18c385798a1..c3e66d31b597 100644 --- a/drivers/net/wireless/ath/ath12k/dp_mon.h +++ b/drivers/net/wireless/ath/ath12k/dp_mon.h @@ -80,7 +80,7 @@ ath12k_dp_mon_rx_parse_mon_status(struct ath12k *ar, int mac_id, struct sk_buff *skb, struct napi_struct *napi); int ath12k_dp_mon_buf_replenish(struct ath12k_base *ab, - struct dp_rxdma_ring *buf_ring, + struct dp_rxdma_mon_ring *buf_ring, int req_entries); int ath12k_dp_mon_srng_process(struct ath12k *ar, int mac_id, int *budget, enum dp_monitor_mode monitor_mode, diff --git a/drivers/net/wireless/ath/ath12k/dp_rx.c b/drivers/net/wireless/ath/ath12k/dp_rx.c index 0c47a242cdd8..8b6458d84a47 100644 --- a/drivers/net/wireless/ath/ath12k/dp_rx.c +++ b/drivers/net/wireless/ath/ath12k/dp_rx.c @@ -364,8 +364,8 @@ int ath12k_dp_rx_bufs_replenish(struct ath12k_base *ab, return req_entries - num_remain; } -static int ath12k_dp_rxdma_buf_ring_free(struct ath12k_base *ab, - struct dp_rxdma_ring *rx_ring) +static int ath12k_dp_rxdma_mon_buf_ring_free(struct ath12k_base *ab, + struct dp_rxdma_mon_ring *rx_ring) { struct sk_buff *skb; int buf_id; @@ -390,44 +390,49 @@ static int ath12k_dp_rxdma_buf_ring_free(struct ath12k_base *ab, static int ath12k_dp_rxdma_buf_free(struct ath12k_base *ab) { struct ath12k_dp *dp = &ab->dp; - struct dp_rxdma_ring *rx_ring = &dp->rx_refill_buf_ring; - ath12k_dp_rxdma_buf_ring_free(ab, rx_ring); + ath12k_dp_rxdma_mon_buf_ring_free(ab, &dp->rxdma_mon_buf_ring); + + ath12k_dp_rxdma_mon_buf_ring_free(ab, &dp->tx_mon_buf_ring); + + return 0; +} + +static int ath12k_dp_rxdma_mon_ring_buf_setup(struct ath12k_base *ab, + struct dp_rxdma_mon_ring *rx_ring, + u32 ringtype) +{ + int num_entries; - rx_ring = &dp->rxdma_mon_buf_ring; - ath12k_dp_rxdma_buf_ring_free(ab, rx_ring); + num_entries = rx_ring->refill_buf_ring.size / + ath12k_hal_srng_get_entrysize(ab, ringtype); - rx_ring = &dp->tx_mon_buf_ring; - ath12k_dp_rxdma_buf_ring_free(ab, rx_ring); + rx_ring->bufs_max = num_entries; + ath12k_dp_mon_buf_replenish(ab, rx_ring, num_entries); return 0; } static int ath12k_dp_rxdma_ring_buf_setup(struct ath12k_base *ab, - struct dp_rxdma_ring *rx_ring, - u32 ringtype) + struct dp_rxdma_ring *rx_ring) { int num_entries; num_entries = rx_ring->refill_buf_ring.size / - ath12k_hal_srng_get_entrysize(ab, ringtype); + ath12k_hal_srng_get_entrysize(ab, HAL_RXDMA_BUF); rx_ring->bufs_max = num_entries; - if ((ringtype == HAL_RXDMA_MONITOR_BUF) || (ringtype == HAL_TX_MONITOR_BUF)) - ath12k_dp_mon_buf_replenish(ab, rx_ring, num_entries); - else - ath12k_dp_rx_bufs_replenish(ab, rx_ring, num_entries); + ath12k_dp_rx_bufs_replenish(ab, rx_ring, num_entries); + return 0; } static int ath12k_dp_rxdma_buf_setup(struct ath12k_base *ab) { struct ath12k_dp *dp = &ab->dp; - struct dp_rxdma_ring *rx_ring = &dp->rx_refill_buf_ring; int ret; - ret = ath12k_dp_rxdma_ring_buf_setup(ab, rx_ring, - HAL_RXDMA_BUF); + ret = ath12k_dp_rxdma_ring_buf_setup(ab, &dp->rx_refill_buf_ring); if (ret) { ath12k_warn(ab, "failed to setup HAL_RXDMA_BUF\n"); @@ -435,18 +440,18 @@ static int ath12k_dp_rxdma_buf_setup(struct ath12k_base *ab) } if (ab->hw_params->rxdma1_enable) { - rx_ring = &dp->rxdma_mon_buf_ring; - ret = ath12k_dp_rxdma_ring_buf_setup(ab, rx_ring, - HAL_RXDMA_MONITOR_BUF); + ret = ath12k_dp_rxdma_mon_ring_buf_setup(ab, + &dp->rxdma_mon_buf_ring, + HAL_RXDMA_MONITOR_BUF); if (ret) { ath12k_warn(ab, "failed to setup HAL_RXDMA_MONITOR_BUF\n"); return ret; } - rx_ring = &dp->tx_mon_buf_ring; - ret = ath12k_dp_rxdma_ring_buf_setup(ab, rx_ring, - HAL_TX_MONITOR_BUF); + ret = ath12k_dp_rxdma_mon_ring_buf_setup(ab, + &dp->tx_mon_buf_ring, + HAL_TX_MONITOR_BUF); if (ret) { ath12k_warn(ab, "failed to setup HAL_TX_MONITOR_BUF\n"); @@ -4060,9 +4065,6 @@ int ath12k_dp_rx_alloc(struct ath12k_base *ab) struct ath12k_dp *dp = &ab->dp; int i, ret; - idr_init(&dp->rx_refill_buf_ring.bufs_idr); - spin_lock_init(&dp->rx_refill_buf_ring.idr_lock); - idr_init(&dp->rxdma_mon_buf_ring.bufs_idr); spin_lock_init(&dp->rxdma_mon_buf_ring.idr_lock);