From patchwork Tue Apr 9 15:14:15 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Karthikeyan Periyasamy X-Patchwork-Id: 787453 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 E2CA713C9B0 for ; Tue, 9 Apr 2024 15:14:41 +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=1712675683; cv=none; b=QdHbQkWTUz+iTaApjFrRt8yTwoG+7JcsKw2jT2EYb7ETeB3Lq0XGGTmhPMrY+A4Nz/yGxery3AeC6IJJg+IhvMhMNB15iXPCLri9OGo6fIJ5od6kliwv1Q5UjzTtt+EuCV5H9REkPx5741pyOtIQ/qEgGi9cReT9Yb0LwivvE1o= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712675683; c=relaxed/simple; bh=ABVVtPXelo3C1hXFCPKZVAjsVVhKje81uYgegw6c/T4=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=mkgyPxBH4kQKeB0zvuyHAY9Y899+sF0PSRDhIAXSlfHkdWxzmdA26u5UjDm2EACs0aTvQbaq2C1GcJHXwdMKmnZHak23LRG7LFyhXMvRqPK9Uutcz5k6X5xZivpS53JxtOVZwCSjnGrfaYgYPUcyxHAd0Bp5RTKud7xQBDPhpcU= 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=kkZWqkAH; 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="kkZWqkAH" Received: from pps.filterd (m0279864.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.24/8.17.1.24) with ESMTP id 439BT2p7023221; Tue, 9 Apr 2024 15:14:39 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-transfer-encoding:content-type; s= qcppdkim1; bh=y1BaqKe+fpBZZjueUZML72uSDI770oFeWhEgODwfWts=; b=kk ZWqkAHh4hiJZ1fy6R1yCVB7oardjHei35rU6W315Y37Hg72eSdi1r83YiUyP3mVV H6kIQivTwkBw+8Uzd1sJWdLPDNQwqov5tfXtq+dskWU7wpofGPO85lxOGI+B008+ iDa73GuFJ9a/EDoOjQRdBFX7nw62Qx2fEN6txkeNHGr4cWRCuwVqJb9FJ8jwRMZZ liWbrqjlyHNTLcVZxn649HEeZgJ5nOJtesYK4+2VDMrdUY/sz6lYFEz/aUixjVaL xDKIZYHF2Ty0KoAhP95Fx6VLyUfurvg1JYUrH0hTKboTBho2tddFj4kwYaqq0C5z gFfQKyiSiTUYB3iu33eQ== Received: from nalasppmta03.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3xd4uerg2c-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 09 Apr 2024 15:14:39 +0000 (GMT) Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA03.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 439FEcqL002845 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 9 Apr 2024 15:14:38 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 15.2.1544.4; Tue, 9 Apr 2024 08:14:37 -0700 From: Karthikeyan Periyasamy To: CC: , Karthikeyan Periyasamy , Jeff Johnson Subject: [PATCH v2 4/4] wifi: ath12k: Refactor data path cmem init Date: Tue, 9 Apr 2024 20:44:15 +0530 Message-ID: <20240409151415.1226109-5-quic_periyasa@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240409151415.1226109-1-quic_periyasa@quicinc.com> References: <20240409151415.1226109-1-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: 7mqyjsxeI2EYk7kf7fD1cQ49VwLekGD4 X-Proofpoint-ORIG-GUID: 7mqyjsxeI2EYk7kf7fD1cQ49VwLekGD4 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-04-09_10,2024-04-09_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 impostorscore=0 spamscore=0 mlxscore=0 malwarescore=0 phishscore=0 bulkscore=0 adultscore=0 clxscore=1015 mlxlogscore=904 suspectscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2404010003 definitions=main-2404090100 Move the data path Tx and Rx descriptor primary page table CMEM configuration into a helper function. This will make the code more scalable for configuring partner device in support of multi-device MLO. Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.1.1-00188-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: Karthikeyan Periyasamy Acked-by: Jeff Johnson --- drivers/net/wireless/ath/ath12k/dp.c | 44 +++++++++++++++++++++++----- 1 file changed, 37 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/ath/ath12k/dp.c b/drivers/net/wireless/ath/ath12k/dp.c index c8b2eb80b160..11d44e180b54 100644 --- a/drivers/net/wireless/ath/ath12k/dp.c +++ b/drivers/net/wireless/ath/ath12k/dp.c @@ -14,6 +14,11 @@ #include "peer.h" #include "dp_mon.h" +enum ath12k_dp_desc_type { + ATH12K_DP_TX_DESC, + ATH12K_DP_RX_DESC, +}; + static void ath12k_dp_htt_htc_tx_complete(struct ath12k_base *ab, struct sk_buff *skb) { @@ -1455,11 +1460,39 @@ static int ath12k_dp_cc_desc_init(struct ath12k_base *ab) return 0; } +static void ath12k_dp_cmem_init(struct ath12k_base *ab, + struct ath12k_dp *dp, + enum ath12k_dp_desc_type type) +{ + u32 cmem_base; + int i, start, end; + + cmem_base = ab->qmi.dev_mem[ATH12K_QMI_DEVMEM_CMEM_INDEX].start; + + switch (type) { + case ATH12K_DP_TX_DESC: + start = ATH12K_TX_SPT_PAGE_OFFSET; + end = start + ATH12K_NUM_TX_SPT_PAGES; + break; + case ATH12K_DP_RX_DESC: + start = ATH12K_RX_SPT_PAGE_OFFSET; + end = start + ATH12K_NUM_RX_SPT_PAGES; + break; + default: + ath12k_err(ab, "invalid descriptor type %d in cmem init\n", type); + return; + } + + /* Write to PPT in CMEM */ + for (i = start; i < end; i++) + ath12k_hif_write32(ab, cmem_base + ATH12K_PPT_ADDR_OFFSET(i), + dp->spt_info[i].paddr >> ATH12K_SPT_4K_ALIGN_OFFSET); +} + static int ath12k_dp_cc_init(struct ath12k_base *ab) { struct ath12k_dp *dp = &ab->dp; int i, ret = 0; - u32 cmem_base; INIT_LIST_HEAD(&dp->rx_desc_free_list); spin_lock_init(&dp->rx_desc_lock); @@ -1482,8 +1515,6 @@ static int ath12k_dp_cc_init(struct ath12k_base *ab) return -ENOMEM; } - cmem_base = ab->qmi.dev_mem[ATH12K_QMI_DEVMEM_CMEM_INDEX].start; - for (i = 0; i < dp->num_spt_pages; i++) { dp->spt_info[i].vaddr = dma_alloc_coherent(ab->dev, ATH12K_PAGE_SIZE, @@ -1500,12 +1531,11 @@ static int ath12k_dp_cc_init(struct ath12k_base *ab) ret = -EINVAL; goto free; } - - /* Write to PPT in CMEM */ - ath12k_hif_write32(ab, cmem_base + ATH12K_PPT_ADDR_OFFSET(i), - dp->spt_info[i].paddr >> ATH12K_SPT_4K_ALIGN_OFFSET); } + ath12k_dp_cmem_init(ab, dp, ATH12K_DP_TX_DESC); + ath12k_dp_cmem_init(ab, dp, ATH12K_DP_RX_DESC); + ret = ath12k_dp_cc_desc_init(ab); if (ret) { ath12k_warn(ab, "HW CC desc init failed %d", ret);