From patchwork Thu Oct 12 18:50:11 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vidya Sagar X-Patchwork-Id: 825029 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-pci-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3yCg3b6Y7Sz9sNr for ; Fri, 13 Oct 2017 05:53:31 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751418AbdJLSxa (ORCPT ); Thu, 12 Oct 2017 14:53:30 -0400 Received: from hqemgate14.nvidia.com ([216.228.121.143]:17164 "EHLO hqemgate14.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751205AbdJLSxa (ORCPT ); Thu, 12 Oct 2017 14:53:30 -0400 Received: from hqpgpgate102.nvidia.com (Not Verified[216.228.121.13]) by hqemgate14.nvidia.com id ; Thu, 12 Oct 2017 11:53:06 -0700 Received: from HQMAIL106.nvidia.com ([172.20.161.6]) by hqpgpgate102.nvidia.com (PGP Universal service); Thu, 12 Oct 2017 11:53:20 -0700 X-PGP-Universal: processed; by hqpgpgate102.nvidia.com on Thu, 12 Oct 2017 11:53:20 -0700 Received: from HQMAIL102.nvidia.com (172.18.146.10) by HQMAIL106.nvidia.com (172.18.146.12) with Microsoft SMTP Server (TLS) id 15.0.1293.2; Thu, 12 Oct 2017 18:50:35 +0000 Received: from hqnvemgw02.nvidia.com (172.16.227.111) by HQMAIL102.nvidia.com (172.18.146.10) with Microsoft SMTP Server id 15.0.1293.2 via Frontend Transport; Thu, 12 Oct 2017 18:50:35 +0000 Received: from vidyas-desktop.nvidia.com (Not Verified[10.24.36.185]) by hqnvemgw02.nvidia.com with Trustwave SEG (v7, 5, 8, 10121) id ; Thu, 12 Oct 2017 11:50:34 -0700 From: Vidya Sagar To: , CC: , , , Vidya Sagar Subject: [PATCH 6/6] ARM64: tegra: limit PCIe config space mapping to 4K for T210 Date: Fri, 13 Oct 2017 00:20:11 +0530 Message-ID: <1507834211-24922-7-git-send-email-vidyas@nvidia.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1507834211-24922-1-git-send-email-vidyas@nvidia.com> References: <1507834211-24922-1-git-send-email-vidyas@nvidia.com> X-NVConfidentiality: public MIME-Version: 1.0 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org reduces PCIe config space mapping size from its current 256MB to 4K to have only 4K of virtual memory mapping and to be in line with driver implementation Signed-off-by: Vidya Sagar --- arch/arm64/boot/dts/nvidia/tegra210.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi b/arch/arm64/boot/dts/nvidia/tegra210.dtsi index 29f471e0f22a..8cad2516597b 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra210.dtsi @@ -16,7 +16,7 @@ device_type = "pci"; reg = <0x0 0x01003000 0x0 0x00000800 /* PADS registers */ 0x0 0x01003800 0x0 0x00000800 /* AFI registers */ - 0x0 0x02000000 0x0 0x10000000>; /* configuration space */ + 0x0 0x11FFF000 0x0 0x00001000>; /* configuration space */ reg-names = "pads", "afi", "cs"; interrupts = , /* controller interrupt */ ; /* MSI interrupt */