From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752097AbcGUJso (ORCPT ); Thu, 21 Jul 2016 05:48:44 -0400 Received: from us01smtprelay-2.synopsys.com ([198.182.60.111]:42471 "EHLO smtprelay.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751462AbcGUJsm (ORCPT ); Thu, 21 Jul 2016 05:48:42 -0400 From: Joao Pinto To: helgaas@kernel.org, jingoohan1@gmail.com Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, jszhang@marvell.com, CARLOS.PALMINHA@synopsys.com, MiguelFalcao.Sousa@synopsys.com, Joao Pinto Subject: [PATCH 0/2] pcie-designware: add iATU unroll feature Date: Thu, 21 Jul 2016 10:48:34 +0100 Message-Id: X-Mailer: git-send-email 1.8.1.5 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The new DWC PCIe Core version (4.80) implements iATU in a different way. This new mechanism is called iATU Unroll Mode. The Core still supports the "old" mechanism calling it Legacy Mode if configured to do so, but the standard way will be using Unroll. This patch adds the necessary support for the mechanism and makes some minor improvements to the existent one. Joao Pinto (2): pcie-designware: adding iATU Unroll feature pcie-designware: add core version drivers/pci/host/pcie-designware.c | 164 +++++++++++++++++++++++++++++++++---- drivers/pci/host/pcie-designware.h | 6 +- 2 files changed, 151 insertions(+), 19 deletions(-) -- 1.8.1.5