From patchwork Fri Apr 12 16:10:52 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jonathan Cameron X-Patchwork-Id: 13628112 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 22CE8148FFC; Fri, 12 Apr 2024 16:23:45 +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=1712939027; cv=none; b=OjS/UJXz3F++GkhKBP6cjhknQqzU4Ig/FIXBlXJrm+lOgdHyTwzQCHZQARLv3JswGVXdGcnXEsSC2tthqpUxMUDhs8RrYuZt3XqYid3CCCI/5CZkZnoklT8WYWcyNyXFfZyKam6+j1NkMwRnX7ARUOqu4H5Km8fSTem2Q71QLys= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712939027; c=relaxed/simple; bh=wsOqSTqzvpNvABZa14UFXjomfDxypv2G0d7b+onoYdc=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=g+ticZX7NnLWtUzpzMAbkwAgpPKI15Wh/vZrrmtqU/nSzM9VywCly/2pxwX7tyQJKWJDTnuPXWSfzUq6bfeMMGRbDgE1E7a2Uoa4WhxOGnEhCURPhZLLktUJNt4yhyPSdMQD0NCaExDSLDv13TFJJPE8KTa57cM8R8feyRcpPIc= 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 [172.18.186.31]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4VGMK20zzMz6JB3G; Sat, 13 Apr 2024 00:21:58 +0800 (CST) Received: from lhrpeml500005.china.huawei.com (unknown [7.191.163.240]) by mail.maildlp.com (Postfix) with ESMTPS id 17E2E140595; Sat, 13 Apr 2024 00:23:44 +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 17:23:43 +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 25/30] ARM: imx: Assign parents for mmdc event_source devices Date: Fri, 12 Apr 2024 17:10:52 +0100 Message-ID: <20240412161057.14099-26-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 the PMU device appears directly under /sys/devices/ Only root busses should appear there, so instead assign the pmu->dev parent to be the platform device. Link: https://lore.kernel.org/linux-cxl/ZCLI9A40PJsyqAmq@kroah.com/ Cc: Shawn Guo Signed-off-by: Jonathan Cameron --- arch/arm/mach-imx/mmdc.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/mach-imx/mmdc.c b/arch/arm/mach-imx/mmdc.c index 25893d109190..b68cb86dbe4c 100644 --- a/arch/arm/mach-imx/mmdc.c +++ b/arch/arm/mach-imx/mmdc.c @@ -437,6 +437,7 @@ static int mmdc_pmu_init(struct mmdc_pmu *pmu_mmdc, { *pmu_mmdc = (struct mmdc_pmu) { .pmu = (struct pmu) { + .parent = dev, .task_ctx_nr = perf_invalid_context, .attr_groups = attr_groups, .event_init = mmdc_pmu_event_init,