From patchwork Fri Dec 13 10:07:29 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tao Zhang X-Patchwork-Id: 13906819 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 DD3801B415F; Fri, 13 Dec 2024 10:09:00 +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=1734084543; cv=none; b=o5Ql3HA23LnlEY3RgxlDdcZAVtDqgq0bxog6ZIfXNVArfTZwXSVQCFOGn3iQ7TYq6n2RmqaeoCIeCLq4XGmLFV0IXuSU6/+Xw4vMzHUxjzXpTmIEueEX6CyJIcuU0bNxJcjIAmtxkJxDdXxl+rhnp9wbCcIdXlWoLcD122By5LE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734084543; c=relaxed/simple; bh=hGudUKUZP1Fh10q6nxYaeSZ+jQbcYDUYwL1T9BgXR98=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=GqAKKRwO3A7wC/DOeel3z0k0YomiglCocsbRPbSSpsohkmJ1IGNSK0b728jBr/dcQ1oU2TG6rAnbJrZ8IdexbOFJuEyYq5GYVaehkE7lf2tMYxxTSqi9WkcPZ0mEYz1s8LzFACrr0rekfOL9Dv7im1cYxPs/Bn3W2b77XDt3VRI= 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=jPoWRrkW; 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="jPoWRrkW" Received: from pps.filterd (m0279873.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 4BDA3cFh012394; Fri, 13 Dec 2024 10:08:47 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h= cc:content-type:date:from:in-reply-to:message-id:mime-version :references:subject:to; s=qcppdkim1; bh=8Fy2rL8m8jvOebQhr6t6Ifte XCT/CZC5XBywzrJ1b20=; b=jPoWRrkWTusRxaIbvCXMiqDk2kQSSiOkhejo/BkJ Clxzvb+/w9rKYZOSuaq+rXb2DMOZkcxBEUejHdAxrI+PPgZHgrCsQbXlhs+WbfWX A9U7mB62W/J5vXUCCnIF7lAdX0YU+q5QEhQlYL6vGW3rjN8jpWlzTNxyaTHuKvN6 52BpMTx4LH3LAKYO7jUAGOjFT7llx2Q6eXm+2i8/sO1PAh0Q4uN+E2sxhAnWiBD2 LN7GGurKv5IgUl97J6Shq4QkuzQD2semK5VIj67BpMejT++IHe8blJbwOrS14qgX r0QCbgNMcIkhiI9oXkfhUEVWI5qvqODJoacQmJ7xONGqig== Received: from nalasppmta04.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 43gjudg0cy-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 13 Dec 2024 10:08:47 +0000 (GMT) Received: from nalasex01c.na.qualcomm.com (nalasex01c.na.qualcomm.com [10.47.97.35]) by NALASPPMTA04.qualcomm.com (8.18.1.2/8.18.1.2) with ESMTPS id 4BDA8jrl015692 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 13 Dec 2024 10:08:45 GMT Received: from taozha2-gv.qualcomm.com (10.80.80.8) by nalasex01c.na.qualcomm.com (10.47.97.35) 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 02:08:41 -0800 From: Tao Zhang To: Suzuki K Poulose , Mike Leach , James Clark , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Mathieu Poirier , Leo Yan , Alexander Shishkin CC: Tao Zhang , , , , , Subject: [PATCH v7 2/4] coresight: Add a helper to check if a device is source Date: Fri, 13 Dec 2024 18:07:29 +0800 Message-ID: <20241213100731.25914-3-quic_taozha@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20241213100731.25914-1-quic_taozha@quicinc.com> References: <20241213100731.25914-1-quic_taozha@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: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01c.na.qualcomm.com (10.47.97.35) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: eqS-X7a_kKVyr8NFIgxFp-ijo2UAtYSR X-Proofpoint-ORIG-GUID: eqS-X7a_kKVyr8NFIgxFp-ijo2UAtYSR 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 clxscore=1015 impostorscore=0 bulkscore=0 phishscore=0 mlxlogscore=903 suspectscore=0 priorityscore=1501 lowpriorityscore=0 malwarescore=0 spamscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2411120000 definitions=main-2412130069 Since there are a lot of places in the code to check whether the device is source, add a helper to check it. Signed-off-by: Tao Zhang --- drivers/hwtracing/coresight/coresight-tpda.c | 2 +- include/linux/coresight.h | 7 ++++++- 2 files changed, 7 insertions(+), 2 deletions(-) diff --git a/drivers/hwtracing/coresight/coresight-tpda.c b/drivers/hwtracing/coresight/coresight-tpda.c index 4ec676bea1ce..ab94067c0ed3 100644 --- a/drivers/hwtracing/coresight/coresight-tpda.c +++ b/drivers/hwtracing/coresight/coresight-tpda.c @@ -24,7 +24,7 @@ DEFINE_CORESIGHT_DEVLIST(tpda_devs, "tpda"); static bool coresight_device_is_tpdm(struct coresight_device *csdev) { - return (csdev->type == CORESIGHT_DEV_TYPE_SOURCE) && + return (coresight_is_device_source(csdev)) && (csdev->subtype.source_subtype == CORESIGHT_DEV_SUBTYPE_SOURCE_TPDM); } diff --git a/include/linux/coresight.h b/include/linux/coresight.h index 055ce5cd5c44..c50d128e8d93 100644 --- a/include/linux/coresight.h +++ b/include/linux/coresight.h @@ -588,9 +588,14 @@ static inline void csdev_access_write64(struct csdev_access *csa, u64 val, u32 o } #endif /* CONFIG_64BIT */ +static inline bool coresight_is_device_source(struct coresight_device *csdev) +{ + return csdev && (csdev->type == CORESIGHT_DEV_TYPE_SOURCE); +} + static inline bool coresight_is_percpu_source(struct coresight_device *csdev) { - return csdev && (csdev->type == CORESIGHT_DEV_TYPE_SOURCE) && + return csdev && coresight_is_device_source(csdev) && (csdev->subtype.source_subtype == CORESIGHT_DEV_SUBTYPE_SOURCE_PROC); }