From patchwork Sat Sep 16 00:10:09 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wesley Cheng X-Patchwork-Id: 13387838 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 B9A58C46CA1 for ; Sat, 16 Sep 2023 00:12:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238214AbjIPALm (ORCPT ); Fri, 15 Sep 2023 20:11:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53388 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232867AbjIPALI (ORCPT ); Fri, 15 Sep 2023 20:11:08 -0400 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AD8272710; Fri, 15 Sep 2023 17:11:02 -0700 (PDT) Received: from pps.filterd (m0279871.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 38G07TMO028755; Sat, 16 Sep 2023 00:10:42 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=v88cF5DfrmQ11xFFw1qondVS974WsoPZKgPh8eL+d3w=; b=Y2cpoiBntnj8Gwqqx8kGUEwHFqVrfsfdXt7uVf76SEkUy+I+n47tpTIhumkWdjcbS1BG vYv1ifesh2uMGda3QhzYA2xHvVK7HVhNWbkg4TYRjO1Aa940Er/WxNfLJFm3O0WMBZVK Ox1c2lcOp1+99LLraMTIXst3xrDjELKWBM1hqvznvieHd6G7IJPAcJHXEpXWTOhMdd/V 7X/0jXUSqR/9YuW41VPcIlxVQ5uoYqmJAqjaKTh/78uu1bUmDX9x/vMQkwR8pYVyalwg eP8wWVwdf/6mWktZgCxeQYHam32lVadLfAmeqBq1wBiCJM9CVvMownE6FLa002Xmv3sR LA== Received: from nalasppmta03.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3t4fwn2dhb-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sat, 16 Sep 2023 00:10:42 +0000 Received: from nalasex01b.na.qualcomm.com (nalasex01b.na.qualcomm.com [10.47.209.197]) by NALASPPMTA03.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 38G0Affn026019 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sat, 16 Sep 2023 00:10:41 GMT Received: from hu-wcheng-lv.qualcomm.com (10.49.16.6) by nalasex01b.na.qualcomm.com (10.47.209.197) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.36; Fri, 15 Sep 2023 17:10:41 -0700 From: Wesley Cheng To: , , , , , , , , , , , , , , CC: , , , , , Wesley Cheng Subject: [PATCH v6 16/33] usb: host: xhci-plat: Set XHCI max interrupters if property is present Date: Fri, 15 Sep 2023 17:10:09 -0700 Message-ID: <20230916001026.315-17-quic_wcheng@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230916001026.315-1-quic_wcheng@quicinc.com> References: <20230916001026.315-1-quic_wcheng@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.49.16.6] X-ClientProxiedBy: nalasex01a.na.qualcomm.com (10.47.209.196) To nalasex01b.na.qualcomm.com (10.47.209.197) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: u7CYdfjNEXxvi8Mk10jmLyklwLmfw9XL X-Proofpoint-ORIG-GUID: u7CYdfjNEXxvi8Mk10jmLyklwLmfw9XL X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.980,Hydra:6.0.601,FMLib:17.11.176.26 definitions=2023-09-15_20,2023-09-15_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 clxscore=1015 mlxscore=0 phishscore=0 malwarescore=0 priorityscore=1501 impostorscore=0 spamscore=0 mlxlogscore=999 bulkscore=0 suspectscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2308100000 definitions=main-2309160000 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Some platforms may want to limit the number of XHCI interrupters allocated. This is passed to xhci-plat as a device property. Ensure that this is read and the max_interrupters field is set. Signed-off-by: Wesley Cheng --- drivers/usb/host/xhci-plat.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c index 28218c8f1837..d01318f89278 100644 --- a/drivers/usb/host/xhci-plat.c +++ b/drivers/usb/host/xhci-plat.c @@ -251,6 +251,8 @@ int xhci_plat_probe(struct platform_device *pdev, struct device *sysdev, const s device_property_read_u32(tmpdev, "imod-interval-ns", &xhci->imod_interval); + device_property_read_u16(tmpdev, "num-hc-interrupters", + &xhci->max_interrupters); } hcd->usb_phy = devm_usb_get_phy_by_phandle(sysdev, "usb-phy", 0);