From nobody Wed Nov 27 14:34:39 2024 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 3593918A6BC; Wed, 9 Oct 2024 09:17:54 +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=1728465476; cv=none; b=so3iXnliuauhFBqL9f0ssjMUAiKgjFNkjX7Rm9y5+vou7baLsgtLK7SXy+wfNe0RLOVzN028N58ZuUiiMAeHsgN1DnXs+bl7zQKf3K0CCe6brx4V81KcEXrssKBZwQYeDWMY+N/MVRLwbGlZ2W93R47aOkgDcFXN7YotN3AcAw4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728465476; c=relaxed/simple; bh=Js9jBckP5Mh1h3ITIeHDzaiGv6P2dXs1sU/ZQUt4Kt0=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=brwHeCwhF9CS97n8DVxR6D6Y3VZNbh1gbiNrhacuG4i8q3GpKj0uPgzlZu4IMC/qQenhtRq9PvFnVjoikLQXB4a+9mKrN3cYd+LT4mqdnJ3g5SMZJR1BCBK9PGg7MbsMVUMcXWkmV025KMAijAd9mhnKyJOHAHNgVD3q9atR3PI= 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=Q1VLBxCy; 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="Q1VLBxCy" 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 49965QGZ029556; Wed, 9 Oct 2024 09:17:41 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h= cc:content-transfer-encoding:content-type:date:from:message-id :mime-version:subject:to; s=qcppdkim1; bh=Iyg6YvmHfFOAHjDa4JL9yq qYTUYxm1A7VZRhszd+h9w=; b=Q1VLBxCy0po6QPG0Fsb81dr43csCqQewoLhpuK nvFydTpR0Quu/Vw2l6C0ctiT6bubTychlb1q8Xf1UnDA250PfVsclwa+DFHoop5i gfm6LzRb8C5pUmtEb/3TzwhuOWeVGPgQhZd9DjIMPJBtCxOn8m1ISxAABp+DgVpn stMhhTEM8WgMPmVPhfX/h6ndBcIUd6t86ziXU6XrogDaH9ANrZlYtBfoqJzz/ZtU ugf7H5gPP+/xJ5PBuDMTh3j7jreQYv5rnvy/axm0oZv24leJ3RfgkUWDyF96LS2b hGSXZEdssz+fDHyyo9+bLxmni8AsHOE4jZwX+7oFCzdYJaDw== Received: from nasanppmta04.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 424yj0410y-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 09 Oct 2024 09:17:40 +0000 (GMT) Received: from nasanex01b.na.qualcomm.com (nasanex01b.na.qualcomm.com [10.46.141.250]) by NASANPPMTA04.qualcomm.com (8.18.1.2/8.18.1.2) with ESMTPS id 4999Hd7V020618 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 9 Oct 2024 09:17:39 GMT Received: from 3b5b8f7e4007.qualcomm.com (10.49.16.6) by nasanex01b.na.qualcomm.com (10.46.141.250) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.9; Wed, 9 Oct 2024 02:17:38 -0700 From: Songwei Chai To: Suzuki K Poulose , Mike Leach , James Clark , "Alexander Shishkin" , Andy Gross , Bjorn Andersson , Rob Herring , Krzysztof Kozlowski , Conor Dooley CC: Songwei Chai , , , , , Subject: [PATCH v2] Coresight: Narrow down the matching range of tpdm Date: Wed, 9 Oct 2024 17:17:27 +0800 Message-ID: <20241009091728.1638-1-quic_songchai@quicinc.com> X-Mailer: git-send-email 2.45.2 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: nalasex01c.na.qualcomm.com (10.47.97.35) To nasanex01b.na.qualcomm.com (10.46.141.250) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: IKrVCpdMqWnm3AQHIjltO6dVMKYBpWyP X-Proofpoint-ORIG-GUID: IKrVCpdMqWnm3AQHIjltO6dVMKYBpWyP 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 phishscore=0 impostorscore=0 bulkscore=0 mlxlogscore=931 mlxscore=0 adultscore=0 clxscore=1015 lowpriorityscore=0 suspectscore=0 priorityscore=1501 spamscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2409260000 definitions=main-2410090061 Content-Type: text/plain; charset="utf-8" The format of tpdm's peripheral id is 1f0exx. To avoid potential conflicts in the future, update the .id_table's id to 0x001f0e00. This update will narrow down the matching range and prevent incorrect matches. For example, another component's peripheral id might be f0e00, which would incorrectly match the old id. Fixes: b3c71626a9333b0b29f9921a39ce ("Coresight: Add coresight TPDM source = driver") Signed-off-by: Songwei Chai --- drivers/hwtracing/coresight/coresight-tpdm.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/hwtracing/coresight/coresight-tpdm.c b/drivers/hwtraci= ng/coresight/coresight-tpdm.c index b7d99e91ab84..3230d76aed90 100644 --- a/drivers/hwtracing/coresight/coresight-tpdm.c +++ b/drivers/hwtracing/coresight/coresight-tpdm.c @@ -1308,8 +1308,8 @@ static void tpdm_remove(struct amba_device *adev) */ static struct amba_id tpdm_ids[] =3D { { - .id =3D 0x000f0e00, - .mask =3D 0x000fff00, + .id =3D 0x001f0e00, + .mask =3D 0x00ffff00, }, { 0, 0, NULL }, };