From patchwork Thu Apr 11 10:22:26 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Karthikeyan Periyasamy X-Patchwork-Id: 13625701 X-Patchwork-Delegate: kvalo@adurom.com 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 42236146A70 for ; Thu, 11 Apr 2024 10:22:52 +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=1712830974; cv=none; b=VWUvD/Vy8p3g/okardrkG1YtT4vs4bmQNl36GoO6aV2dwdSQAPCkLO9eRFd6KyMtd4ckWH23QLQsrzHaaMOqykfgUHT1Rzczf0GHY09Z/01b5Rh9NxNuOJ5d0M4Hi/zVVV9+j8eMMPY5o0Cm5Llngl0eP4j0kQ9GFkTiyvLiJZU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712830974; c=relaxed/simple; bh=3JSj1ZQUcky+r0R0tPTJonky34Rq7QlZkYMJKJVazi0=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=XeYWcPNlqqfGt+vV0h74VZXpVqMAVgLtlyTKKJqW4ZqqHYl4q+H+crUcLwzkXu1z93HT7uXHbHx2y3+s76OsTI2eyDpsNo8eYy9CCW7l/AE7wTqwA+IqEuL5v+DTUmnccdT0cXLs7CAY4JfnkaFc8XTrbR1iAVHZZX9yH0edBKc= 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=ezOhkFyJ; 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="ezOhkFyJ" Received: from pps.filterd (m0279866.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.24/8.17.1.24) with ESMTP id 43B8JwUF012163; Thu, 11 Apr 2024 10:22:51 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=4zqgAADdq11bMznFte8Qkx/mFI4DOW4+6QekiXcWGSQ=; b=ez OhkFyJn5oyYKaGMZKMDhcQfaUSB1kie27dy+TtYC9/U4Qj4SvSwwpK9b5NkTkg4e TXLJUnkDVZAeeakNUddumyGDgzgCSzWr5jRtyYNCPvfz1O97HuEcmVvBg9b/y2yf 3IzG7NhrveUTVsUPUfWcW8D28LjLjhdO5BCRZbmFdeATS3NOz73mDuEO73w7/jg/ R/4RJOj9bJychbW0Jl99UwvIqfYuVOcnjx5cxh49z/xa0uCvIP9MF3EIXKCRa431 50VgBFJ8aHFiCeOX6J2+vtpRY/NdKOUmjqfu0/Ud5eFY/6HHeK06QXarc13Ll6Bx or2jGVMSu436cIetKmmw== Received: from nalasppmta02.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3xeb628ut6-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 11 Apr 2024 10:22:50 +0000 (GMT) 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 43BAMoF1010386 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 11 Apr 2024 10:22:50 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; Thu, 11 Apr 2024 03:22:48 -0700 From: Karthikeyan Periyasamy To: CC: , Karthikeyan Periyasamy , Jeff Johnson Subject: [PATCH v3 4/4] wifi: ath12k: Refactor data path cmem init Date: Thu, 11 Apr 2024 15:52:26 +0530 Message-ID: <20240411102226.4045323-5-quic_periyasa@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240411102226.4045323-1-quic_periyasa@quicinc.com> References: <20240411102226.4045323-1-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: 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: qE5ljJvKnFEBArFDK6W3Qd7PXXqNDFRx X-Proofpoint-GUID: qE5ljJvKnFEBArFDK6W3Qd7PXXqNDFRx 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=2024-04-11_04,2024-04-09_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 suspectscore=0 priorityscore=1501 mlxscore=0 mlxlogscore=904 malwarescore=0 phishscore=0 spamscore=0 bulkscore=0 adultscore=0 clxscore=1015 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2404010003 definitions=main-2404110074 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 | 53 ++++++++++++++++++++++++---- 1 file changed, 47 insertions(+), 6 deletions(-) diff --git a/drivers/net/wireless/ath/ath12k/dp.c b/drivers/net/wireless/ath/ath12k/dp.c index c8b2eb80b160..963b9ad4dc82 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 +1460,41 @@ static int ath12k_dp_cc_desc_init(struct ath12k_base *ab) return 0; } +static int 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 -EINVAL; + } + + /* 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); + + return 0; +} + 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 +1517,6 @@ 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, @@ -1500,10 +1533,18 @@ 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); + ret = ath12k_dp_cmem_init(ab, dp, ATH12K_DP_TX_DESC); + if (ret) { + ath12k_warn(ab, "HW CC Tx cmem init failed %d", ret); + goto free; + } + + ret = ath12k_dp_cmem_init(ab, dp, ATH12K_DP_RX_DESC); + if (ret) { + ath12k_warn(ab, "HW CC Rx cmem init failed %d", ret); + goto free; } ret = ath12k_dp_cc_desc_init(ab);