From mboxrd@z Thu Jan 1 00:00:00 1970 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 093C1C7EE23 for ; Wed, 1 Mar 2023 23:38:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229706AbjCAXiD (ORCPT ); Wed, 1 Mar 2023 18:38:03 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34902 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229682AbjCAXiA (ORCPT ); Wed, 1 Mar 2023 18:38:00 -0500 Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 190E586BB for ; Wed, 1 Mar 2023 15:37:58 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1677713878; x=1709249878; h=from:to:cc:subject:date:message-id:in-reply-to: references; bh=RjtAUFRJrzBKfA0+yFHKXNZopzCyfP9+J4w+QU7OMp8=; b=h4WGTIWryt8ou3SediisWNZIFP8Y0FmjDSooYtl6jzDYEImaAPhaW9Vn DKEMa/D3sgvFwcGyR+03MxXUtTOwf4Kzmarc08/d+3pUVLWQPw7wf0qJq NAL7uwP1m+YwCRoLYTkJ8VIsZ2VqompTlb8wZzgmPJzKjcuzerEf1+XdS ovcv2yuUWuqAhGV+yRfG8sLQ8Nj3ize7cFsyIrir04b9RqrqMpGWNG0wD /oslP2rT96ingkEVfMt9JD4W2u6TDpMxtlqNM6fGtxxPmPXpy69ZY0ZEB iTznCMT8RlALKjBZvZE74aV1jdVycT8g+eBmnj6NBOiyjE9DVlhhs5/5a w==; X-IronPort-AV: E=McAfee;i="6500,9779,10636"; a="420818683" X-IronPort-AV: E=Sophos;i="5.98,225,1673942400"; d="scan'208";a="420818683" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Mar 2023 15:37:55 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10636"; a="738826789" X-IronPort-AV: E=Sophos;i="5.98,225,1673942400"; d="scan'208";a="738826789" Received: from ranerica-svr.sc.intel.com ([172.25.110.23]) by fmsmga008.fm.intel.com with ESMTP; 01 Mar 2023 15:37:55 -0800 From: Ricardo Neri To: Tony Luck , Dave Hansen , "Rafael J. Wysocki" , Reinette Chatre , Dan Williams , Len Brown Cc: Andi Kleen , Stephane Eranian , "Ravi V. Shankar" , Ricardo Neri , linuxppc-dev@lists.ozlabs.org, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, Ricardo Neri Subject: [PATCH v7 02/24] x86/apic/msi: Use the delivery mode from irq_cfg for message composition Date: Wed, 1 Mar 2023 15:47:31 -0800 Message-Id: <20230301234753.28582-3-ricardo.neri-calderon@linux.intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230301234753.28582-1-ricardo.neri-calderon@linux.intel.com> References: <20230301234753.28582-1-ricardo.neri-calderon@linux.intel.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org irq_cfg provides a delivery mode for each interrupt. Use it instead of the hardcoded APIC_DELIVERY_MODE_FIXED. This allows to compose messages for NMI delivery mode which is required to implement a HPET- based NMI watchdog. No functional change as the default delivery mode is set to APIC_DELIVERY_MODE_FIXED. Cc: Andi Kleen Cc: "Ravi V. Shankar" Cc: Stephane Eranian Cc: iommu@lists.linux-foundation.org Cc: linuxppc-dev@lists.ozlabs.org Reviewed-by: Tony Luck Signed-off-by: Ricardo Neri --- Changes since v6: * Reworded changelog as per suggestion from Thomas. Changes since v5: * Introduced this patch Changes since v4: * N/A Changes since v3: * N/A Changes since v2: * N/A Changes since v1: * N/A --- arch/x86/kernel/apic/apic.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c index 20d9a604da7c..352738238e52 100644 --- a/arch/x86/kernel/apic/apic.c +++ b/arch/x86/kernel/apic/apic.c @@ -2562,7 +2562,7 @@ void __irq_msi_compose_msg(struct irq_cfg *cfg, struct msi_msg *msg, msg->arch_addr_lo.dest_mode_logical = apic->dest_mode_logical; msg->arch_addr_lo.destid_0_7 = cfg->dest_apicid & 0xFF; - msg->arch_data.delivery_mode = APIC_DELIVERY_MODE_FIXED; + msg->arch_data.delivery_mode = cfg->delivery_mode; msg->arch_data.vector = cfg->vector; msg->address_hi = X86_MSI_BASE_ADDRESS_HIGH; -- 2.25.1