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: 12695751 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 DDACBC433EF for ; Fri, 10 Dec 2021 22:47:04 +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=NUjn2HQBG8FCNJPAuHs9Un2r13mrJ9yRe/t4600CMJo=; b=0L2XgWgPMDXsYJ 7sScn+3BwLK2lKcIngIYG7Mr2rBz3hV6TEcmw7eEFnpC8tjMZ1lBLrIvfl7ecVbg1wTN6URIQ8OXy 3F+ARaM7iCiXLjs0h09pveMPt+G5ebmKavzuwg2SZQZ41QLJbWDVk38KGVnz9zfAr03uhpnlhA85t VRQo9ZbZ1R6FVERyn0G5ifeOMuLWXmQNcCFURDJE8vmzQug2rLIzJJPyW1iSX/D6f/9pgfoAX/E4c Mcbh7qL5SEEjQ9Lcq1yS5/PCLdXxTzQ14J3tUbaizgqscTioxf93FWmx3K66/WD6NLyZVcVMHPxnR sKjFgKr71Und6FXt9Ung==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mvoda-0049dk-8x; Fri, 10 Dec 2021 22:45:12 +0000 Received: from galois.linutronix.de ([193.142.43.55]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mvoEl-003zYW-Od for linux-arm-kernel@lists.infradead.org; Fri, 10 Dec 2021 22:19:33 +0000 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) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211210_141932_007308_F419D353 X-CRM114-Status: GOOD ( 10.24 ) 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 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);