From patchwork Fri Aug 21 00:24:59 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Gleixner X-Patchwork-Id: 11727403 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 79791138C for ; Fri, 21 Aug 2020 02:27:02 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 567F920732 for ; Fri, 21 Aug 2020 02:27:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="DomSu6NW"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="oneia6T1" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 567F920732 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linutronix.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1k8wlK-00054C-1y; Fri, 21 Aug 2020 02:26:38 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1k8wdZ-0002BQ-0p for xen-devel@lists.xenproject.org; Fri, 21 Aug 2020 02:18:37 +0000 X-Inumbo-ID: bbec33fa-6fdd-4f19-8db1-75e8b88027bc Received: from galois.linutronix.de (unknown [2a0a:51c0:0:12e:550::1]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id bbec33fa-6fdd-4f19-8db1-75e8b88027bc; Fri, 21 Aug 2020 02:17:23 +0000 (UTC) Message-Id: <20200821002948.755000191@linutronix.de> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1597976242; 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: content-transfer-encoding:content-transfer-encoding: references:references; bh=KXAiwxi/7+KHEXLRwqgJcO0FvN7PQ13nbqh2Dv3IlbA=; b=DomSu6NWbyTcu6RFy3xXtuWSfP0W3Tv8gt55Hn/sh+GWhjHXXgTmQt6Mvsr7xBWeu6zOwk zImTgH6S7Ligv+UUvg/1wAjgJHEzTIyz/hcIavRvUKXc1CL3Bc2VUqfJJojl3Lk5aihA1H 5iKiKpWwMb4qHVLmWdVXexDkpRJ+N1kyIN49S09jiq6+AvlcfdcdTO5h/oY8PNexOn1EEU vdT69zYrCMEy9dTaTQz4bno2KGJeMftQKVlfVxxXXa1BpXWtAP1EKCWzBdlheHCwkuY1Y2 CzQ4TjuMP48Qf1l9RFxY3ZBjycOVA3LggRVZSEzHnEg2rIeFeIZOD4qs7uUN/g== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1597976242; 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: content-transfer-encoding:content-transfer-encoding: references:references; bh=KXAiwxi/7+KHEXLRwqgJcO0FvN7PQ13nbqh2Dv3IlbA=; b=oneia6T1+o5RIJelvR6r8Joibq3DXGPArZ9NPLD/c2Lp/2Flw4pntgzcXCjRW/z8tnc6QC +CDbuxUsotAHrdBw== Date: Fri, 21 Aug 2020 02:24:59 +0200 From: Thomas Gleixner To: LKML Cc: x86@kernel.org, Greg Kroah-Hartman , Joerg Roedel , iommu@lists.linux-foundation.org, linux-hyperv@vger.kernel.org, Haiyang Zhang , Jon Derrick , Lu Baolu , Wei Liu , "K. Y. Srinivasan" , Stephen Hemminger , Steve Wahl , Dimitri Sivanich , Russ Anderson , linux-pci@vger.kernel.org, Bjorn Helgaas , Lorenzo Pieralisi , Jonathan Derrick , Konrad Rzeszutek Wilk , xen-devel@lists.xenproject.org, Juergen Gross , Boris Ostrovsky , Stefano Stabellini , Marc Zyngier , "Rafael J. Wysocki" , Megha Dey , Jason Gunthorpe , Dave Jiang , Alex Williamson , Jacob Pan , Baolu Lu , Kevin Tian , Dan Williams Subject: [patch RFC 35/38] platform-msi: Provide default irq_chip::ack References: <20200821002424.119492231@linutronix.de> MIME-Version: 1.0 Content-Disposition: inline; filename="platform-msi--Provide-default-irq_chip--ack.patch" Content-transfer-encoding: 8-bit X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" For the upcoming device MSI support it's required to have a default irq_chip::ack implementation (irq_chip_ack_parent) so the drivers do not need to care. Signed-off-by: Thomas Gleixner Cc: Greg Kroah-Hartman --- drivers/base/platform-msi.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/base/platform-msi.c +++ b/drivers/base/platform-msi.c @@ -95,6 +95,8 @@ static void platform_msi_update_chip_ops chip->irq_mask = irq_chip_mask_parent; if (!chip->irq_unmask) chip->irq_unmask = irq_chip_unmask_parent; + if (!chip->irq_ack) + chip->irq_ack = irq_chip_ack_parent; if (!chip->irq_eoi) chip->irq_eoi = irq_chip_eoi_parent; if (!chip->irq_set_affinity)