Message ID | 20211206210437.875316747@linutronix.de |
---|---|
State | New |
Headers | show
Return-Path: <linux-pci-owner@vger.kernel.org> X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=pass (2048-bit key; secure) header.d=linutronix.de header.i=@linutronix.de header.a=rsa-sha256 header.s=2020 header.b=OMnExLFi; dkim=pass header.d=linutronix.de header.i=@linutronix.de header.a=ed25519-sha256 header.s=2020e header.b=Wmw1TW9V; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=linux-pci-owner@vger.kernel.org; receiver=<UNKNOWN>) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4J7JJG2h5kz9s1l for <incoming@patchwork.ozlabs.org>; Tue, 7 Dec 2021 09:39:10 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1358052AbhLFWmg (ORCPT <rfc822;incoming@patchwork.ozlabs.org>); Mon, 6 Dec 2021 17:42:36 -0500 Received: from Galois.linutronix.de ([193.142.43.55]:46598 "EHLO galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1357895AbhLFWmd (ORCPT <rfc822;linux-pci@vger.kernel.org>); Mon, 6 Dec 2021 17:42:33 -0500 Message-ID: <20211206210437.875316747@linutronix.de> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1638830343; 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=hFdKqxRH3cfzgioYGe6Wt7w61YxBjqbdkXo6merCrrA=; b=OMnExLFiyr2l3DaeHBZpbFl2M24cvNzxDNL/9aYSNE94q++59kEmfVGKa5ZlhAe07Fl3uU Za2x9mlRaEoMlFL5FR1Yt9/sqLPoYXCMPjqQw4WwMtRTKofDpynBiY6Jl0rxHJOkcMX9dw AKh+hNeiRoS63cA7VuiUq+1N62xSAWLbXP1hCjtAIoq1LsEYItH7wAY5tc4nfMbGGtYDuF fJU/wntmrOV0pnsKdqs0t3j9Fcc8XuBSCnFkFMGRffuHbe8KbWxBhE+GGbocWvfNjKYz6q jHzrIsyfG/fs3wIXw7Tss35KZPRoYyc8DlL6z8BcWhdY+ZDIBEv4mQdQig+Tog== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1638830343; 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=hFdKqxRH3cfzgioYGe6Wt7w61YxBjqbdkXo6merCrrA=; b=Wmw1TW9VtGF7GmA2M1BkXP4IXVGQeS/AtXBgcY5867Qr3359clTNz15RIffmYLeD26efTT Tn7VoBQPW9R2PTDw== From: Thomas Gleixner <tglx@linutronix.de> To: LKML <linux-kernel@vger.kernel.org> Cc: Bjorn Helgaas <helgaas@kernel.org>, Marc Zygnier <maz@kernel.org>, Alex Williamson <alex.williamson@redhat.com>, Kevin Tian <kevin.tian@intel.com>, Jason Gunthorpe <jgg@nvidia.com>, Megha Dey <megha.dey@intel.com>, Ashok Raj <ashok.raj@intel.com>, linux-pci@vger.kernel.org, Cedric Le Goater <clg@kaod.org>, xen-devel@lists.xenproject.org, Juergen Gross <jgross@suse.com>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Will Deacon <will@kernel.org>, Santosh Shilimkar <ssantosh@kernel.org>, iommu@lists.linux-foundation.org, dmaengine@vger.kernel.org, Stuart Yoder <stuyoder@gmail.com>, Laurentiu Tudor <laurentiu.tudor@nxp.com>, Nishanth Menon <nm@ti.com>, Tero Kristo <kristo@kernel.org>, linux-arm-kernel@lists.infradead.org, Vinod Koul <vkoul@kernel.org>, Mark Rutland <mark.rutland@arm.com>, Robin Murphy <robin.murphy@arm.com>, Sinan Kaya <okaya@kernel.org> Subject: [patch V2 04/36] platform-msi: Allocate MSI device data on first use References: <20211206210307.625116253@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Date: Mon, 6 Dec 2021 23:39:02 +0100 (CET) Precedence: bulk List-ID: <linux-pci.vger.kernel.org> X-Mailing-List: linux-pci@vger.kernel.org |
Series |
genirq/msi, PCI/MSI: Spring cleaning - Part 2
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--- a/drivers/base/platform-msi.c +++ b/drivers/base/platform-msi.c @@ -204,6 +204,8 @@ platform_msi_alloc_priv_data(struct devi irq_write_msi_msg_t write_msi_msg) { struct platform_msi_priv_data *datap; + int err; + /* * Limit the number of interrupts to 2048 per device. Should we * need to bump this up, DEV_ID_SHIFT should be adjusted @@ -218,6 +220,10 @@ platform_msi_alloc_priv_data(struct devi return ERR_PTR(-EINVAL); } + err = msi_setup_device_data(dev); + if (err) + return ERR_PTR(err); + /* Already had a helping of MSI? Greed... */ if (!list_empty(dev_to_msi_list(dev))) return ERR_PTR(-EBUSY); @@ -229,7 +235,7 @@ platform_msi_alloc_priv_data(struct devi datap->devid = ida_simple_get(&platform_msi_devid_ida, 0, 1 << DEV_ID_SHIFT, GFP_KERNEL); if (datap->devid < 0) { - int err = datap->devid; + err = datap->devid; kfree(datap); return ERR_PTR(err); }