From patchwork Mon Dec 6 22:39:45 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Gleixner X-Patchwork-Id: 12660165 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 lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (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 C16A3C433EF for ; Mon, 6 Dec 2021 22:47:20 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.240020.416156 (Exim 4.92) (envelope-from ) id 1muMl8-0002uE-L7; Mon, 06 Dec 2021 22:46:58 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 240020.416156; Mon, 06 Dec 2021 22:46:58 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1muMl8-0002of-9r; Mon, 06 Dec 2021 22:46:58 +0000 Received: by outflank-mailman (input) for mailman id 240020; Mon, 06 Dec 2021 22:46:57 +0000 Received: from se1-gles-sth1-in.inumbo.com ([159.253.27.254] helo=se1-gles-sth1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1muMeB-0004dp-BD for xen-devel@lists.xenproject.org; Mon, 06 Dec 2021 22:39:47 +0000 Received: from galois.linutronix.de (galois.linutronix.de [193.142.43.55]) by se1-gles-sth1.inumbo.com (Halon) with ESMTPS id 69ef761d-56e5-11ec-a5e1-b9374ead2679; Mon, 06 Dec 2021 23:39:46 +0100 (CET) X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 69ef761d-56e5-11ec-a5e1-b9374ead2679 Message-ID: <20211206210439.343885841@linutronix.de> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1638830386; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: references:references; bh=b+nZ88WC2vD5W5n7RNFx/r8UkB+MFzrqoW9QgVGfhmI=; b=iwrgnjkZBMa2IKJv9GR2TqvukXqu2pkFrxVjyoHHECtn4Rc9LgNQQNExFqlLTV68Uz6Uft rYPKPMZf2YrALowU0yX92pDkp2jtIINx3wHfcb8bZ+UojtO69Zdu/Im3WAsWvXwGD+ZHu4 qDASgqvtA67NHfTjtLEz1g6pO7eTFk7owK2I9iBDKOOGOcssFBcvzRkjgZzmyXb5qMTBPv /9hacvluJ9Ktt0ExrIUqTyL9ldBv8dy6d9aSw7RMxr+mObk5LqYd35pCb8fqtIxmAz38sL HU6D7envfFV+DRskiNV0bGxVZeWLt8SRFz6J6jjRDSR96CoViUYZ64Erl8yMpw== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1638830386; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: references:references; bh=b+nZ88WC2vD5W5n7RNFx/r8UkB+MFzrqoW9QgVGfhmI=; b=/cbCkUOyxJbsNJMXB3K5nPxHxtl6ty6WuSd175VsB9cZHdXcERW1MvVY/sZjbqrcAZYPTG 4Qpef42t/or8mfAg== From: Thomas Gleixner To: LKML Cc: Bjorn Helgaas , Marc Zygnier , Alex Williamson , Kevin Tian , Jason Gunthorpe , Megha Dey , Ashok Raj , linux-pci@vger.kernel.org, Cedric Le Goater , xen-devel@lists.xenproject.org, Juergen Gross , Greg Kroah-Hartman , Mark Rutland , Will Deacon , linux-arm-kernel@lists.infradead.org, Santosh Shilimkar , iommu@lists.linux-foundation.org, dmaengine@vger.kernel.org, Stuart Yoder , Laurentiu Tudor , Nishanth Menon , Tero Kristo , Vinod Koul , Robin Murphy , Sinan Kaya Subject: [patch V2 31/36] perf/smmuv3: Use msi_get_virq() References: <20211206210307.625116253@linutronix.de> MIME-Version: 1.0 Date: Mon, 6 Dec 2021 23:39:45 +0100 (CET) Let the core code fiddle with the MSI descriptor retrieval. Signed-off-by: Thomas Gleixner Reviewed-by: Greg Kroah-Hartman Reviewed-by: Jason Gunthorpe Cc: Mark Rutland Cc: Will Deacon Cc: linux-arm-kernel@lists.infradead.org --- drivers/perf/arm_smmuv3_pmu.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) --- a/drivers/perf/arm_smmuv3_pmu.c +++ b/drivers/perf/arm_smmuv3_pmu.c @@ -684,7 +684,6 @@ static void smmu_pmu_write_msi_msg(struc static void smmu_pmu_setup_msi(struct smmu_pmu *pmu) { - struct msi_desc *desc; struct device *dev = pmu->dev; int ret; @@ -701,9 +700,7 @@ static void smmu_pmu_setup_msi(struct sm return; } - desc = first_msi_entry(dev); - if (desc) - pmu->irq = desc->irq; + pmu->irq = msi_get_virq(dev, 0); /* Add callback to free MSIs on teardown */ devm_add_action(dev, smmu_pmu_free_msis, dev);