Received: by 2002:a25:ca44:0:0:0:0:0 with SMTP id a65csp573577ybg; Tue, 28 Jul 2020 13:09:47 -0700 (PDT) X-Google-Smtp-Source: ABdhPJy3ANayaPScvb/D5t1MLm0/6eziXRoWemJxEaZNg3ICxF/nAPd+bt5G/HEFQ1chKDfBz27U X-Received: by 2002:a17:906:ce43:: with SMTP id se3mr12023949ejb.403.1595966987662; Tue, 28 Jul 2020 13:09:47 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1595966987; cv=none; d=google.com; s=arc-20160816; b=FRvKrBfPcTJthX8N1T5hN9hl30PulfhGxTHlf6EDaZeDVfrySakH8VCNoyurDANPtZ ByA6lyz5jnwXsZSW/1SKEWH6wdQd3flN7RvEoBEdZYrc5nV8stQy0EoxvPirP0r6wyOJ AdE9BcRrWJsk0uQ3vOk5n2MEbqjZFEaYxgPvTkepaPVAgiPpHeiomIIXdOYI4Vi4upFz zZsxC7kVmT3o9cX0PwVFAz1FEgmF1/BpxczlBGqtHYNnmM/y24esqAdKJFAj9XVa4I3b 2p8K8Z6RQE5Pt3IXTV9yjyYQd/A0Qv9HUEX0w26wQodS+LUl9kwhTRbgkjCQzxMv0l2h WZbw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :ironport-sdr:ironport-sdr; bh=yUr48N0UaMRrKarRRdK4Bi55GcGvQ5MtbhOQSE0TuyQ=; b=JJ2d/UnEBMjFqKN85vhEaFpnQdwzgECxEb9U6W2s7zQfJEGoTozTWwBUj1YoM2jjaW CWBIiHivo98UrZ09pjJMdQ88TvZUEVYscaRFA9X11I29+ZqGIzBfOk42BBWnuJxTagwx 76wFzmlSRa1mdCzbo+QaFA03SLXEhWgfYiPNabV/E0Dw55gxD8mj+jH4M0dpEE0fCV7n +egWhepKRJILSPFjkF+wsIPpmRpZWZkS+FHQqyG+itlnayiyy1g6/VI1IHeVKioeQAtL P17FIcQGhttuVA6hXgJKW6VoI9EvDcJogv73jjcA4ELo43iKh/2drEoMs4QJjGSpC8V2 OsWA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id w4si569433edi.438.2020.07.28.13.09.24; Tue, 28 Jul 2020 13:09:47 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728927AbgG1UHO (ORCPT + 99 others); Tue, 28 Jul 2020 16:07:14 -0400 Received: from mga03.intel.com ([134.134.136.65]:63202 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728706AbgG1UHI (ORCPT ); Tue, 28 Jul 2020 16:07:08 -0400 IronPort-SDR: lPHTDD/HWHsIxct83nthN577ev17ntMbojdJuCF5UeTMBWZqoUdhDaNM7oJ774mpw46hLZxXt8 w5ZeZaD7RSSA== X-IronPort-AV: E=McAfee;i="6000,8403,9696"; a="151287342" X-IronPort-AV: E=Sophos;i="5.75,407,1589266800"; d="scan'208";a="151287342" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Jul 2020 13:07:05 -0700 IronPort-SDR: Fq4gMepYuWN6M0hm96kpzt8hMhQKMAh5cShDgNCNJINrLWJZArgcc2ohwC5TtMl3y8sK6Rh8qf Omi3lCixh21g== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,407,1589266800"; d="scan'208";a="312756390" Received: from unknown (HELO nsgsw-wilsonpoint.lm.intel.com) ([10.232.116.124]) by fmsmga004.fm.intel.com with ESMTP; 28 Jul 2020 13:07:05 -0700 From: Jon Derrick To: , Lorenzo Pieralisi Cc: Bjorn Helgaas , Christoph Hellwig , Andrzej Jakowski , Sushma Kalakota , , , Jon Derrick , Andy Shevchenko Subject: [PATCH 5/6] x86/apic/msi: Use Real PCI DMA device when configuring IRTE Date: Tue, 28 Jul 2020 13:49:44 -0600 Message-Id: <20200728194945.14126-6-jonathan.derrick@intel.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200728194945.14126-1-jonathan.derrick@intel.com> References: <20200728194945.14126-1-jonathan.derrick@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org VMD retransmits child device MSI/X with the VMD endpoint's requester-id. In order to support direct interrupt remapping of VMD child devices, ensure that the IRTE is programmed with the VMD endpoint's requester-id using pci_real_dma_dev(). Reviewed-by: Andy Shevchenko Signed-off-by: Jon Derrick --- arch/x86/kernel/apic/msi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kernel/apic/msi.c b/arch/x86/kernel/apic/msi.c index c2b2911feeef..7ca271b8d891 100644 --- a/arch/x86/kernel/apic/msi.c +++ b/arch/x86/kernel/apic/msi.c @@ -189,7 +189,7 @@ int native_setup_msi_irqs(struct pci_dev *dev, int nvec, int type) init_irq_alloc_info(&info, NULL); info.type = X86_IRQ_ALLOC_TYPE_MSI; - info.msi_dev = dev; + info.msi_dev = pci_real_dma_dev(dev); domain = irq_remapping_get_irq_domain(&info); if (domain == NULL) -- 2.27.0