From patchwork Fri Oct 11 00:06:01 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wesley Cheng X-Patchwork-Id: 13831551 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (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 4830C1103; Fri, 11 Oct 2024 00:07:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.180.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728605252; cv=none; b=aeddV1Gl8M6t50gmx4p0USE9o39E9IdiqciVepMCg3rnQaknDiUEC613JNnApmwGX0x/i+Lh3K6OVdLsISA+tiGSk4cat83WWhy8m9MlNYR3UgXFF1uDbcBiXPjVZ7yxiw7He3JLNPoVgshRxAiE21z9uZoBUumuA/E/dqKuDB0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728605252; c=relaxed/simple; bh=ltXX8jP7pn8uVpu5KSPpn79cIYm5HfBGTiCUp+UHg9k=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=bSM+ccc8n7RsJ0c1SrTuEAcgeVGm8m2BhYcvk5xX2RUe7HlWUD7+KCTtO4Wxd39kXzxNwHOTB4cliwxjnSsfG6l5kAq6tuATMhxfEYK5WrtXa7RnC1mrllrKyE1wkCXCfhuiP1h36edCpkv14EFTUKzsYFOTH/PFkzamqNfq8is= 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=Snz3+xsd; arc=none smtp.client-ip=205.220.180.131 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="Snz3+xsd" Received: from pps.filterd (m0279870.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 49ALPC15002643; Fri, 11 Oct 2024 00:07:08 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=qcppdkim1; bh= AN6ZcvMWlqNjOXpEc6FdiWAhkqYqJERCJ3muWeL5xeM=; b=Snz3+xsdZXY/8AyN 804Cu7Iv7jR/95V9jiUSmbouT4BOMgU6cEMSQVGJ1ejqd5CshGTdf6k7meDjDrC3 imKUdh4PFyn4RiqeMA2/W1OPTX13N4fDAaQ+z8Fe2C/bY04ZNpW8lqadUMua+ngq QdTg2gJ/cqlo0IOo5u4U5IZ3aFaI/QrzENV8+0SYpA4oGURqZ+2ZBNw2j6z2IfmZ ZuXwFe98jVqNzdeJiofioGt6Hpc9Ixpx3tI4JHcUEBVITZYnUg636bdsLUttj8po 6k4+Y3UnZvPwYVaeniEJfUdgCmQRizysr15rZoztr3FhR3h3d4boE9if1twddnGf uJlBEw== Received: from nalasppmta01.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 426gw2h8a9-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 11 Oct 2024 00:07:08 +0000 (GMT) Received: from nalasex01b.na.qualcomm.com (nalasex01b.na.qualcomm.com [10.47.209.197]) by NALASPPMTA01.qualcomm.com (8.18.1.2/8.18.1.2) with ESMTPS id 49B077PR020026 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 11 Oct 2024 00:07:07 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 15.2.1544.9; Thu, 10 Oct 2024 17:07:07 -0700 From: Wesley Cheng To: , , , , , , , , , , , , , , CC: , , , , , , , , Wesley Cheng Subject: [PATCH v28 08/33] usb: host: xhci-plat: Set XHCI max interrupters if property is present Date: Thu, 10 Oct 2024 17:06:01 -0700 Message-ID: <20241011000650.2585600-17-quic_wcheng@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241011000650.2585600-1-quic_wcheng@quicinc.com> References: <20241011000650.2585600-1-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: 1hXCPkc5WdvJuWGtcZkpRCnUfx4wlVvz X-Proofpoint-ORIG-GUID: 1hXCPkc5WdvJuWGtcZkpRCnUfx4wlVvz X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 suspectscore=0 mlxlogscore=999 bulkscore=0 malwarescore=0 lowpriorityscore=0 impostorscore=0 adultscore=0 phishscore=0 priorityscore=1501 clxscore=1015 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2409260000 definitions=main-2410100159 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); } /*