From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964834AbbBBIQF (ORCPT ); Mon, 2 Feb 2015 03:16:05 -0500 Received: from mga09.intel.com ([134.134.136.24]:3197 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932808AbbBBIOD (ORCPT ); Mon, 2 Feb 2015 03:14:03 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.09,505,1418112000"; d="scan'208";a="660196946" From: Feng Wu To: dwmw2@infradead.org, joro@8bytes.or Cc: jiang.liu@linux.intel.com, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, Feng Wu Subject: [v4 2/8] iommu, x86: Define new irte structure for VT-d Posted-Interrupts Date: Mon, 2 Feb 2015 16:01:48 +0800 Message-Id: <1422864114-19324-3-git-send-email-feng.wu@intel.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1422864114-19324-1-git-send-email-feng.wu@intel.com> References: <1422864114-19324-1-git-send-email-feng.wu@intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add a new irte_pi structure for VT-d Posted-Interrupts. Signed-off-by: Feng Wu Reviewed-by: Jiang Liu Acked-by: David Woodhouse --- include/linux/dmar.h | 32 ++++++++++++++++++++++++++++++++ 1 files changed, 32 insertions(+), 0 deletions(-) diff --git a/include/linux/dmar.h b/include/linux/dmar.h index 8473756..c7f9cda 100644 --- a/include/linux/dmar.h +++ b/include/linux/dmar.h @@ -212,6 +212,38 @@ struct irte { }; }; +struct irte_pi { + union { + struct { + __u64 present : 1, + fpd : 1, + __reserved_1 : 6, + avail : 4, + __reserved_2 : 2, + urg : 1, + pst : 1, + vector : 8, + __reserved_3 : 14, + pda_l : 26; + }; + __u64 low; + }; + + union { + struct { + __u64 sid : 16, + sq : 2, + svt : 2, + __reserved_4 : 12, + pda_h : 32; + }; + __u64 high; + }; +}; + +#define PDA_LOW_BIT 26 +#define PDA_HIGH_BIT 32 + enum { IRQ_REMAP_XAPIC_MODE, IRQ_REMAP_X2APIC_MODE, -- 1.7.1