From patchwork Mon Oct 23 14:35:09 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vidya Sagar X-Patchwork-Id: 10022615 X-Patchwork-Delegate: bhelgaas@google.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id C510A601E8 for ; Mon, 23 Oct 2017 14:37:44 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id AF063286B1 for ; Mon, 23 Oct 2017 14:37:44 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A246A288AE; Mon, 23 Oct 2017 14:37:44 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 01F46286B1 for ; Mon, 23 Oct 2017 14:37:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932412AbdJWOhl (ORCPT ); Mon, 23 Oct 2017 10:37:41 -0400 Received: from hqemgate15.nvidia.com ([216.228.121.64]:2240 "EHLO hqemgate15.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932284AbdJWOhk (ORCPT ); Mon, 23 Oct 2017 10:37:40 -0400 Received: from hqpgpgate101.nvidia.com (Not Verified[216.228.121.13]) by hqemgate15.nvidia.com id ; Mon, 23 Oct 2017 07:37:06 -0700 Received: from HQMAIL101.nvidia.com ([172.20.161.6]) by hqpgpgate101.nvidia.com (PGP Universal service); Mon, 23 Oct 2017 07:37:21 -0700 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Mon, 23 Oct 2017 07:37:21 -0700 Received: from HQMAIL109.nvidia.com (172.20.187.15) by HQMAIL101.nvidia.com (172.20.187.10) with Microsoft SMTP Server (TLS) id 15.0.1293.2; Mon, 23 Oct 2017 14:35:31 +0000 Received: from HQMAIL101.nvidia.com (172.20.187.10) by HQMAIL109.nvidia.com (172.20.187.15) with Microsoft SMTP Server (TLS) id 15.0.1293.2; Mon, 23 Oct 2017 14:35:31 +0000 Received: from hqnvemgw02.nvidia.com (172.16.227.111) by HQMAIL101.nvidia.com (172.20.187.10) with Microsoft SMTP Server id 15.0.1293.2 via Frontend Transport; Mon, 23 Oct 2017 14:35:31 +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 ; Mon, 23 Oct 2017 07:35:31 -0700 From: Vidya Sagar To: , CC: , , , , , , Subject: [PATCH V2 4/7] ARM: tegra: limit PCIe config space mapping to 4K for T124 Date: Mon, 23 Oct 2017 20:05:09 +0530 Message-ID: <1508769312-12465-5-git-send-email-vidyas@nvidia.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1508769312-12465-1-git-send-email-vidyas@nvidia.com> References: <1508769312-12465-1-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 X-Virus-Scanned: ClamAV using ClamSMTP 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 --- V2: * no changes in this patch arch/arm/boot/dts/tegra124.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/tegra124.dtsi b/arch/arm/boot/dts/tegra124.dtsi index 8baf00b89efb..e3cd9dca57cb 100644 --- a/arch/arm/boot/dts/tegra124.dtsi +++ b/arch/arm/boot/dts/tegra124.dtsi @@ -19,7 +19,7 @@ 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 */