From patchwork Tue Nov 4 12:01:42 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jiang Liu X-Patchwork-Id: 5226551 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id D97C29F349 for ; Tue, 4 Nov 2014 12:04:29 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 1987D20103 for ; Tue, 4 Nov 2014 12:04:29 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2E24420125 for ; Tue, 4 Nov 2014 12:04:28 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1Xlco5-0005Sz-KG; Tue, 04 Nov 2014 12:01:53 +0000 Received: from mga14.intel.com ([192.55.52.115]) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1Xlcnl-0004tA-KA for linux-arm-kernel@lists.infradead.org; Tue, 04 Nov 2014 12:01:37 +0000 Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga103.fm.intel.com with ESMTP; 04 Nov 2014 03:55:01 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.07,313,1413270000"; d="scan'208";a="616766098" Received: from gerry-dev.bj.intel.com ([10.238.158.52]) by fmsmga001.fm.intel.com with ESMTP; 04 Nov 2014 04:00:40 -0800 From: Jiang Liu To: Benjamin Herrenschmidt , Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , "Rafael J. Wysocki" , Bjorn Helgaas , Randy Dunlap , Yinghai Lu , Borislav Petkov , Grant Likely , Marc Zyngier , Yingjoe Chen , x86@kernel.org, Matthias Brugger , Jiang Liu , "Srivatsa S. Bhat" , Andy Lutomirski Subject: [Patch Part2 v4 08/31] x86, hpet: Use new irqdomain interfaces to allocate/free IRQ Date: Tue, 4 Nov 2014 20:01:42 +0800 Message-Id: <1415102525-9898-9-git-send-email-jiang.liu@linux.intel.com> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1415102525-9898-1-git-send-email-jiang.liu@linux.intel.com> References: <1415102525-9898-1-git-send-email-jiang.liu@linux.intel.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20141104_040133_697016_38B6C163 X-CRM114-Status: GOOD ( 12.67 ) X-Spam-Score: -5.6 (-----) Cc: Tony Luck , Konrad Rzeszutek Wilk , Greg Kroah-Hartman , Joerg Roedel , linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, linux-pci@vger.kernel.org, Andrew Morton , linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-2.5 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_NONE, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Use new irqdomain interfaces to allocate/free IRQ for HPET, so we could kill GENERIC_IRQ_LEGACY_ALLOC_HWIRQ later. Signed-off-by: Jiang Liu --- arch/x86/kernel/hpet.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c index 319bcb9372fe..24db2d33fab7 100644 --- a/arch/x86/kernel/hpet.c +++ b/arch/x86/kernel/hpet.c @@ -11,6 +11,7 @@ #include #include #include +#include #include #include @@ -476,7 +477,7 @@ static int hpet_msi_next_event(unsigned long delta, static int hpet_setup_msi_irq(unsigned int irq) { if (x86_msi.setup_hpet_msi(irq, hpet_blockid)) { - irq_free_hwirq(irq); + irq_domain_free_irqs(irq, 1); return -EINVAL; } return 0; @@ -484,9 +485,10 @@ static int hpet_setup_msi_irq(unsigned int irq) static int hpet_assign_irq(struct hpet_dev *dev) { - unsigned int irq = irq_alloc_hwirq(-1); + int irq; - if (!irq) + irq = irq_domain_alloc_irqs(NULL, 1, NUMA_NO_NODE, NULL); + if (irq <= 0) return -EINVAL; irq_set_handler_data(irq, dev);