From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 18590C4345F for ; Tue, 16 Apr 2024 09:37:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: Content-Transfer-Encoding:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:From:References:Cc:To:Subject: MIME-Version:Date:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=ntpscXOq9z6rfKKNyLqgqF6as03aprHDFAFWkkbigVA=; b=aBucnhrqK1z37F JWyJ0dosEywCjWzZlbRnYghw5ml5Ito/dVBa9gEDxmFYLQkdbLJqk8ydS7GdPqnE8P8J8L7kmZTyc 0TsfC4G+1GPKZ+nWIIwMCJZxnhcSV4vgLL64RhwGcMFnE56rq2IjrXXzmJNYuHmI/KOkhvrNxOCSt dI3y85WpNkq3Q60m/Ju86gMAlc0Zuky6e2S8gCZrtqz8LNDOFNJoAQytFq9p3YfIGS32dQENkbf9t ygEQAiojuGP9yzH+6CdnT/6Iy0FebWc3Tq7lz66G8wDzMZf8PFihurZYd0MSxtM19B9jzH7zymo8S MJeimvoUHAnrKXBvMyGg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rwfFh-0000000Bd9t-0pK0; Tue, 16 Apr 2024 09:37:21 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rwfFX-0000000Bd4Z-3amV for linux-arm-kernel@lists.infradead.org; Tue, 16 Apr 2024 09:37:14 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id C56EF339; Tue, 16 Apr 2024 02:37:35 -0700 (PDT) Received: from [10.1.197.1] (ewhatever.cambridge.arm.com [10.1.197.1]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 5B4893F792; Tue, 16 Apr 2024 02:37:04 -0700 (PDT) Message-ID: Date: Tue, 16 Apr 2024 10:36:49 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 16/30] perf/arm_pmu: Assign parents for event_source devices To: Jonathan Cameron , Mark Rutland , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Will Deacon , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, gregkh@linuxfoundation.org Cc: linuxarm@huawei.com, 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 , linux-fpga@vger.kernel.org, Liang Kan References: <20240412161057.14099-1-Jonathan.Cameron@huawei.com> <20240412161057.14099-17-Jonathan.Cameron@huawei.com> Content-Language: en-US From: Suzuki K Poulose In-Reply-To: <20240412161057.14099-17-Jonathan.Cameron@huawei.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240416_023712_039668_2EECA68A X-CRM114-Status: GOOD ( 13.11 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 12/04/2024 17:10, Jonathan Cameron wrote: > 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/ > Signed-off-by: Jonathan Cameron > --- > drivers/perf/arm_pmu_platform.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/perf/arm_pmu_platform.c b/drivers/perf/arm_pmu_platform.c > index 3596db36cbff..4b1a9a92ea11 100644 > --- a/drivers/perf/arm_pmu_platform.c > +++ b/drivers/perf/arm_pmu_platform.c > @@ -196,6 +196,7 @@ int arm_pmu_device_probe(struct platform_device *pdev, > if (!pmu) > return -ENOMEM; > > + pmu->pmu.parent = &pdev->dev; > pmu->plat_device = pdev; > > ret = pmu_parse_irqs(pmu); Reviewed-by: Suzuki K Poulose _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel