From patchwork Fri Apr 12 16:10:41 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jonathan Cameron X-Patchwork-Id: 13628090 Received: from frasgout.his.huawei.com (frasgout.his.huawei.com [185.176.79.56]) (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 3F7D114A0B8; Fri, 12 Apr 2024 16:18:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.176.79.56 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712938689; cv=none; b=PQPxgsKxXQRDlbIAQvDNlM+/0+ZCc8mRW55l8zG0bpUmCazF2Q7ZfcmeqHLNu1Ivep3q2CCoh+Q2XBdazj4d1shZsr88CioWtbr27CQQxgXOngqU+H2Vk+Y2mcX4eDseq0x+R1CzXRpcdkKJc5JhSdw7WD5uDT9i4EJ662/G+44= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712938689; c=relaxed/simple; bh=r5vwBGGey4k5VfNBQTEwSrb8Yw3rErC2yx1VhM/Ih80=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=IIdVoXSb0G3/F5FLNAdz8/oktEG2lzUZQVa2ReCGGKoZo7ok8sOyhqjw2P0VuMtVUq09QpoV+pRCmNDggXR5jeHsmw3i8FhqUll4mn78owjdo0HyeWOZKMu724H93RhQ78W8Evq1gXcQFYybuMnJIDvfCIvgIAvkkZLGosjMSw4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; arc=none smtp.client-ip=185.176.79.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Received: from mail.maildlp.com (unknown [172.18.186.231]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4VGM6z4bQ5z6K6hC; Sat, 13 Apr 2024 00:13:15 +0800 (CST) Received: from lhrpeml500005.china.huawei.com (unknown [7.191.163.240]) by mail.maildlp.com (Postfix) with ESMTPS id 15A87140B3C; Sat, 13 Apr 2024 00:18:06 +0800 (CST) Received: from SecurePC-101-06.china.huawei.com (10.122.247.231) by lhrpeml500005.china.huawei.com (7.191.163.240) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.35; Fri, 12 Apr 2024 17:18:05 +0100 From: Jonathan Cameron To: Mark Rutland , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Will Deacon , , , CC: , Shaokun Zhang , Yicong Yang , Jiucheng Xu , Khuong Dinh , Atish Patra , Anup Patel , Andy Gross , Bjorn Andersson , Frank Li , Shuai Xue , Vineet Gupta , Shawn Guo , Fenghua Yu , Dave Jiang , Wu Hao , Tom Rix , , Suzuki K Poulose , Liang Kan Subject: [PATCH v2 14/30] perf/qcom: Assign parents for event_source devices Date: Fri, 12 Apr 2024 17:10:41 +0100 Message-ID: <20240412161057.14099-15-Jonathan.Cameron@huawei.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240412161057.14099-1-Jonathan.Cameron@huawei.com> References: <20240412161057.14099-1-Jonathan.Cameron@huawei.com> Precedence: bulk X-Mailing-List: linux-fpga@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: lhrpeml100003.china.huawei.com (7.191.160.210) To lhrpeml500005.china.huawei.com (7.191.163.240) Currently all these devices appear directly under /sys/devices/ Only root busses should appear there, so instead assign the pmu->dev parents to be the platform devices. Link: https://lore.kernel.org/linux-cxl/ZCLI9A40PJsyqAmq@kroah.com/ Cc: Andy Gross Cc: Bjorn Andersson Signed-off-by: Jonathan Cameron --- drivers/perf/qcom_l2_pmu.c | 1 + drivers/perf/qcom_l3_pmu.c | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/perf/qcom_l2_pmu.c b/drivers/perf/qcom_l2_pmu.c index 148df5ae8ef8..9d6a8ae1c47a 100644 --- a/drivers/perf/qcom_l2_pmu.c +++ b/drivers/perf/qcom_l2_pmu.c @@ -904,6 +904,7 @@ static int l2_cache_pmu_probe(struct platform_device *pdev) l2cache_pmu->pmu = (struct pmu) { /* suffix is instance id for future use with multiple sockets */ .name = "l2cache_0", + .parent = &pdev->dev, .task_ctx_nr = perf_invalid_context, .pmu_enable = l2_cache_pmu_enable, .pmu_disable = l2_cache_pmu_disable, diff --git a/drivers/perf/qcom_l3_pmu.c b/drivers/perf/qcom_l3_pmu.c index f16783d03db7..37786e88514e 100644 --- a/drivers/perf/qcom_l3_pmu.c +++ b/drivers/perf/qcom_l3_pmu.c @@ -748,6 +748,7 @@ static int qcom_l3_cache_pmu_probe(struct platform_device *pdev) return -ENOMEM; l3pmu->pmu = (struct pmu) { + .parent = &pdev->dev, .task_ctx_nr = perf_invalid_context, .pmu_enable = qcom_l3_cache__pmu_enable,