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: 12695051 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 A6DA5C433F5 for ; Mon, 6 Dec 2021 23:04:49 +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-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Date:MIME-Version:References:Subject:Cc :To:From:Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To: List-Owner; bh=SMhN0v0mAI/+iYvPZiH3oz+eJmvulxhJg9PNT4V9RxQ=; b=Dolb4SI2P7hoUm I/0uxjcYJdYBFcwuXe5wk7Jby8n5kxuPmONCK7TkLiBMjhAVV5AQoM1083DsCcw+9h4UDSFAc1TdG eipWdLNCosTWJcyS9vJZtgvWP8JZ9R00SWOPqz4rkX+1xWoZY+/HcR2EIn+icxGii+sRkvendw6Bk /i8LD76FupkM1UogerF6hPd1nK1c/WYw11UsJWJcLm8GBQ7mpXvNHILl+8/GjOKZymLbFrWiUS7rU ncaLbi5geMsbMpsR0HJWMZImryrg/dKgdJ7urv9nq69ZX4L+s7ZeBCLfcfCAF8YFfcd/jvAD25+wT VjYNYaeQeTqIZXKvc3oQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1muN0U-006QUC-JS; Mon, 06 Dec 2021 23:02:51 +0000 Received: from galois.linutronix.de ([2a0a:51c0:0:12e:550::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1muMeB-006Fnp-PK for linux-arm-kernel@lists.infradead.org; Mon, 06 Dec 2021 22:39:49 +0000 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) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211206_143948_040010_F42E4D63 X-CRM114-Status: UNSURE ( 9.67 ) X-CRM114-Notice: Please train this message. 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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);