From patchwork Wed Feb 28 01:35:56 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wesley Cheng X-Patchwork-Id: 777414 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 41CA61FDA; Wed, 28 Feb 2024 01:36:52 +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=1709084213; cv=none; b=nqOTFcWs18Cmmq8pR84x/lbGcFChx8Fmd0JrmHC/RgMCIGjhX8OsvRsx/98MauH6hgrmlvr6YD1+RISmxGvynhZepyf16qezECapH7wAktvbgOp/he2D+L0Fh/moF46/OmiaAeXUI1qTTNPkKMzUyypX64tyyq009239nw6bjaM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709084213; c=relaxed/simple; bh=ltXX8jP7pn8uVpu5KSPpn79cIYm5HfBGTiCUp+UHg9k=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=tGIjhFGoYm5huQoV/OiPR6v1kfxMUHFfsr/3/z21XFZiDtousgiI1HmyR1dqNLVFL5qtr99omS952L72euovDIpmTIznErOk4+GVc/9WyOgbvJyMuhgK859T8XIvx9GcuGJGFFRHqRBBMdsjIK/SQWwzbz4+WJsDvkFTobZCoK8= 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=Sk1PCa+P; 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="Sk1PCa+P" Received: from pps.filterd (m0279867.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.24/8.17.1.24) with ESMTP id 41S1EY8Z032046; Wed, 28 Feb 2024 01:36:35 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=AN6ZcvMWlqNjOXpEc6Fd iWAhkqYqJERCJ3muWeL5xeM=; b=Sk1PCa+Pklj8u38EZQTBKLyu8qDbrpg7+XE1 rvkWwoYGN8I1mRRBbFPTpTnmDgn4474ALIUg80SJZMKrRTl3P9mCEeXRlqTNyGuj GipNmfuEHUwvNmQCG3wtmBAxWLQr5ElmnSeEROBs89LNLElHVdUvDcsmWWfk48oR fu3tphdciQtYONwNgP0fyVF4xuu4JJtT8BamuxgFeI34oZf1qPy889N6LAs1zvjH N3d7OYPOleA4KoYlvq+rjmmZrtznAwP32dTmSm1qY0rTu5UdDzSpLPS2eiXAynmn glqApASoRmZTAtv/S/tj729L2rer+nJehuMxwJVv1Ztbwh4QAg== Received: from nalasppmta01.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3whd7b22tu-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 28 Feb 2024 01:36:35 +0000 (GMT) Received: from nalasex01b.na.qualcomm.com (nalasex01b.na.qualcomm.com [10.47.209.197]) by NALASPPMTA01.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 41S1aYQC001658 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 28 Feb 2024 01:36:34 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 15.2.1118.40; Tue, 27 Feb 2024 17:36:34 -0800 From: Wesley Cheng To: , , , , , , , , , , , , , , CC: , , , , , , , Wesley Cheng Subject: [PATCH v18 18/41] usb: host: xhci-plat: Set XHCI max interrupters if property is present Date: Tue, 27 Feb 2024 17:35:56 -0800 Message-ID: <20240228013619.29758-19-quic_wcheng@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20240228013619.29758-1-quic_wcheng@quicinc.com> References: <20240228013619.29758-1-quic_wcheng@quicinc.com> Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nalasex01b.na.qualcomm.com (10.47.209.197) 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: 6aE5qLchKfBdS6reAHrez04xqB1FCc6o X-Proofpoint-ORIG-GUID: 6aE5qLchKfBdS6reAHrez04xqB1FCc6o 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=2024-02-27_11,2024-02-27_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 impostorscore=0 mlxlogscore=999 priorityscore=1501 spamscore=0 adultscore=0 malwarescore=0 mlxscore=0 lowpriorityscore=0 phishscore=0 bulkscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2402120000 definitions=main-2402280011 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 3d071b875308..1c12cadc02a1 100644 --- a/drivers/usb/host/xhci-plat.c +++ b/drivers/usb/host/xhci-plat.c @@ -258,6 +258,8 @@ 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); } /*