From patchwork Fri Dec 13 21:33:38 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeffrey Hugo X-Patchwork-Id: 850836 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 2984454723; Fri, 13 Dec 2024 21:34:12 +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=1734125654; cv=none; b=by9bLCDply4HmFOnrUs8fejndGH/FHi9gfBg+s3Y7lEXKlld/GNAn1tscrQrZOHIwXgLlQq3NubOjH+erAvHO8WU1hV0HdlWoaeEPwedXocWECcOoRv+yZQTEWvvlQXZoOc3QCQvrStKWJeCisNHVCls1KHn8DTBHGAy6OtLc2E= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734125654; c=relaxed/simple; bh=mTJZoE1dsJbrGPXHGSDzMirC/DdO7/P2olWcVZCsZS8=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=A8FtV52rDMBa7gSgdC+zrwZmH6KY5Ox5cKHqNew0yvRtz1JfeWfjRb4Xq4njaOTsSA/Nx6XYUlWaJrY35rXBAUDMCSCQgJ80uHgIPVj0P6r93d193jVB4D2/Gq2wNfloeMH57B3v0XMPYGG0AD+7GiY6BlsncOnqhs7QocNNwJQ= 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=UY0Oj4WR; 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="UY0Oj4WR" Received: from pps.filterd (m0279864.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 4BDAjGmc030144; Fri, 13 Dec 2024 21:34:08 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= WyT6KvMGrROVkol1SkX3w+5GGAhr1UQaJ0xcGC0gfaw=; b=UY0Oj4WRRiVJcOZe 9BwOlpO0s8zwDZz/QLn6LW/ihuJbO4dUu281o58NrCsK26AEISTcOZotvZeA9+Mq sqd78z+TSOs85hJPkpBhGKofS9eqW0cuDramb6vWTAvbRP6bWK1dnTP1/9rb0Flu 4Q/WWhgiTQJjdw5O1gmGqfgmVTcO5vEVgSTu6Lll+PDGog2cUXkIAVaAsf+MG5uy Bfy3hVlRhvBJutoNDnSSYSYdgZuHhH2pPfLbkbIRKY23r4JI+FOeTAegCLUJlmLD GM0OSQGewtVUjXZai//lr8KN+3+W70+MNHyZ7cwQDVYB0ETmUfz8DlfVEgep2T0B /G6OWQ== Received: from nalasppmta02.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 43fwgen2x8-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 13 Dec 2024 21:34:08 +0000 (GMT) Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA02.qualcomm.com (8.18.1.2/8.18.1.2) with ESMTPS id 4BDLY7cF024868 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 13 Dec 2024 21:34:07 GMT Received: from jhugo-lnx.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 15.2.1544.9; Fri, 13 Dec 2024 13:34:06 -0800 From: Jeffrey Hugo To: , , , , CC: , , , , , , Jeffrey Hugo Subject: [PATCH 5/7] accel/qaic: Mask out SR-IOV PCI resources Date: Fri, 13 Dec 2024 14:33:38 -0700 Message-ID: <20241213213340.2551697-6-quic_jhugo@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241213213340.2551697-1-quic_jhugo@quicinc.com> References: <20241213213340.2551697-1-quic_jhugo@quicinc.com> Precedence: bulk X-Mailing-List: linux-arm-msm@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-GUID: AVUvjOMwEcQt2QYMZXQVXORViOgk6GBW X-Proofpoint-ORIG-GUID: AVUvjOMwEcQt2QYMZXQVXORViOgk6GBW 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 priorityscore=1501 suspectscore=0 bulkscore=0 mlxlogscore=999 spamscore=0 clxscore=1015 impostorscore=0 mlxscore=0 lowpriorityscore=0 malwarescore=0 phishscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2411120000 definitions=main-2412130152 From: Youssef Samir During the initialization of the qaic device, pci_select_bars() is used to fetch a bitmask of the BARs exposed by the device. On devices that have Virtual Functions capabilities, the bitmask includes SR-IOV BARs. Use a mask to filter out SR-IOV BARs if they exist. Signed-off-by: Youssef Samir Reviewed-by: Jeffrey Hugo Signed-off-by: Jeffrey Hugo Reviewed-by: Lizhi Hou --- drivers/accel/qaic/qaic_drv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/accel/qaic/qaic_drv.c b/drivers/accel/qaic/qaic_drv.c index ce0428f6cb82..00fa07aebacd 100644 --- a/drivers/accel/qaic/qaic_drv.c +++ b/drivers/accel/qaic/qaic_drv.c @@ -431,7 +431,7 @@ static int init_pci(struct qaic_device *qdev, struct pci_dev *pdev) int bars; int ret; - bars = pci_select_bars(pdev, IORESOURCE_MEM); + bars = pci_select_bars(pdev, IORESOURCE_MEM) & 0x3f; /* make sure the device has the expected BARs */ if (bars != (BIT(0) | BIT(2) | BIT(4))) {