From patchwork Fri Dec 10 22:19:29 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Gleixner X-Patchwork-Id: 12671195 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 32C50C433EF for ; Fri, 10 Dec 2021 22:27:21 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.244410.422888 (Exim 4.92) (envelope-from ) id 1mvoME-0001df-Ef; Fri, 10 Dec 2021 22:27:14 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 244410.422888; Fri, 10 Dec 2021 22:27:14 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1mvoME-0001bc-6u; Fri, 10 Dec 2021 22:27:14 +0000 Received: by outflank-mailman (input) for mailman id 244410; Fri, 10 Dec 2021 22:27:12 +0000 Received: from se1-gles-flk1-in.inumbo.com ([94.247.172.50] helo=se1-gles-flk1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1mvoEl-0005LR-6A for xen-devel@lists.xenproject.org; Fri, 10 Dec 2021 22:19:31 +0000 Received: from galois.linutronix.de (galois.linutronix.de [193.142.43.55]) by se1-gles-flk1.inumbo.com (Halon) with ESMTPS id 3eb4e063-5a07-11ec-ad7a-b7ef48004f0a; Fri, 10 Dec 2021 23:19:30 +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: 3eb4e063-5a07-11ec-ad7a-b7ef48004f0a Message-ID: <20211210221815.029143589@linutronix.de> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1639174770; 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=CMaNPxPUtZNOsnEqJOn3U6U1kdxY+NtpTLVPr27+/WY=; b=EvqlUpO3T7X8KMNp3XgG+e3yhF82NAZ2M5y6A12MWgoIyrud3KHV79CLaa8A1W/w2fMrsQ LYeCWIzrB2PJ3nkHOUu99+gQNjYZJ2nFFzgkmK9M5kbS8EACcrcJA5nvulgwqlHBSj67I9 7YmwEsMKo88h/lp98iq/wfXL323gMi+kAz0R0urtlkaiJW/zIz8Ce8trpP3NPO1/2PY+lX 62ssC5yso1LV4qheLUYQWhunj7PWO1yoQ9P8kcfNwViTrSnqyFbZ582iS61x+lp+RUbxzA au4eXWrrM+ypnyPoZhxSChX9cVpDJ9CjG5TdED8Lqs9M3xLa8OxGU2KQXQHX6g== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1639174770; 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=CMaNPxPUtZNOsnEqJOn3U6U1kdxY+NtpTLVPr27+/WY=; b=9yuWBpO3xKR5Wa0Z1Ej6Z030dWItOHliibhKuSikOya/v81orWbYN+DXKj1sCuZggh9Ds3 JoHcOuQq4cA8d/Aw== 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 , Greg Kroah-Hartman , Mark Rutland , Will Deacon , linux-arm-kernel@lists.infradead.org, Juergen Gross , xen-devel@lists.xenproject.org, Arnd Bergmann , Michael Ellerman , Benjamin Herrenschmidt , linuxppc-dev@lists.ozlabs.org, Bjorn Helgaas , Stuart Yoder , Laurentiu Tudor , Nishanth Menon , Tero Kristo , Santosh Shilimkar , Vinod Koul , dmaengine@vger.kernel.org, Robin Murphy , Joerg Roedel , iommu@lists.linux-foundation.org, Jassi Brar , Peter Ujfalusi , Sinan Kaya Subject: [patch V3 30/35] perf/smmuv3: Use msi_get_virq() References: <20211210221642.869015045@linutronix.de> MIME-Version: 1.0 Date: Fri, 10 Dec 2021 23:19:29 +0100 (CET) From: Thomas Gleixner 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);