From patchwork Wed Oct 16 20:06:44 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Rob Herring (Arm)" X-Patchwork-Id: 11194435 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2D9841390 for ; Wed, 16 Oct 2019 20:22:27 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id EEF4921835 for ; Wed, 16 Oct 2019 20:22:26 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="f5m4fEWI" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EEF4921835 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=L91eJ+YjAUvsWcWbgWVqlg+2sbYhactFSzeKQg36Xvs=; b=f5m4fEWI0IB5cX adFZSmF8CD1+Zkmerr364vk8SC4poH0h+SGXHEPfF6NBxUmR2tcA00tWWxyr9n527Ei4CAJZ7c7tB r+iHIQwaBcmMY/TkEbOdwV3qN0I3HDPz3mTZOBa1teV8lq23oQCb4BlkDxzBQnTxvMCmG3biW/PoS K0JSsuOi43kzYoWTIRmidHpy2cG+fj8vaNtDvWiYR8TQGF3ulOhGsjONidKo8qn4UyOpCrMGfilgh X5DzOJUdwOkpcZaa331qUHhNaUwEpCmnqAxZGbehxG9RCplxgxuU4atxigC8j+96J+UryZtXlayee xc0Xfe3lThEtXHxmAWaQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iKpoN-0001oB-9H; Wed, 16 Oct 2019 20:22:23 +0000 Received: from mail-ot1-f66.google.com ([209.85.210.66]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1iKpa0-0002Q1-6t; Wed, 16 Oct 2019 20:07:41 +0000 Received: by mail-ot1-f66.google.com with SMTP id z6so21305861otb.2; Wed, 16 Oct 2019 13:07:31 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=1bGHnYASjnI+P7cb/3RVdE6NbxNvaokwSF+ldOrM7Qw=; b=UlnomE2rLDUs59TCT0twEf2PvHcefFJcNW9fHa6dcgra5Y2qXaIOWiXkWUyNOeYFKp M7rUfUfyic9TJrqsQdUS+usoNDLNjmwX6hurQk2FLxOhffuqbOI9X9sfHF8+Xfrejd0G siyJgwNJx7KSPDTYsbvpAK30Mp1Ghmpw2Mf2w1h93ncT3OIlQtblNg+95jY3seVfC1k7 Q7yaWhwOa3i4iGGmgzgnTsF9gDlB7BN5GljIMlnMVTZT3uzePSbz9Gn3RtKjgrlnF0Cd pkDjJvUL2bOEMANEt+5SqckMYQRYVaSb0dWmE79gD+sOUsjPOU7ANLS4zRGhUb5KZqlf N//w== X-Gm-Message-State: APjAAAVt1AgJVvmEbAbDSG2RZCfv68YQSCggSfZGoo8u4kjF5H+khhaW q+ZcWnkynW7g0MPVNy013A== X-Google-Smtp-Source: APXvYqyLj/yK9YMmfwegdydwCk5s+1fUmu7hKih8ld0vvpY4HhzRxwdSsYNyifYWjZYhgXnSuDgfcw== X-Received: by 2002:a9d:4591:: with SMTP id x17mr51499ote.112.1571256450757; Wed, 16 Oct 2019 13:07:30 -0700 (PDT) Received: from xps15.herring.priv (24-155-109-49.dyn.grandenetworks.net. [24.155.109.49]) by smtp.googlemail.com with ESMTPSA id a9sm7412463oie.7.2019.10.16.13.07.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 16 Oct 2019 13:07:30 -0700 (PDT) From: Rob Herring To: Andrew Murray , Bjorn Helgaas , Lorenzo Pieralisi Subject: [PATCH v2 22/25] PCI: xgene: Use inbound resources for setup Date: Wed, 16 Oct 2019 15:06:44 -0500 Message-Id: <20191016200647.32050-23-robh@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191016200647.32050-1-robh@kernel.org> References: <20191016200647.32050-1-robh@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191016_130732_315006_29C48989 X-CRM114-Status: GOOD ( 15.03 ) X-Spam-Score: 0.6 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (0.6 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [209.85.210.66 listed in list.dnswl.org] 0.0 RCVD_IN_MSPIKE_H3 RBL: Good reputation (+3) [209.85.210.66 listed in wl.mailspike.net] 0.2 FREEMAIL_ENVFROM_END_DIGIT Envelope-from freemail username ends in digit (robherring2[at]gmail.com) 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (robherring2[at]gmail.com) -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.2 HEADER_FROM_DIFFERENT_DOMAINS From and EnvelopeFrom 2nd level mail domains are different 0.0 RCVD_IN_MSPIKE_WL Mailspike good senders 0.1 FREEMAIL_FORGED_FROMDOMAIN 2nd level domains in From and EnvelopeFrom freemail headers are different X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Heiko Stuebner , Karthikeyan Mitran , linux-pci@vger.kernel.org, Shawn Lin , Thomas Petazzoni , Toan Le , Will Deacon , Ryder Lee , Michal Simek , linux-rockchip@lists.infradead.org, bcm-kernel-feedback-list@broadcom.com, Linus Walleij , Ray Jui , Hou Zhiqiang , Simon Horman , linux-mediatek@lists.infradead.org, Matthias Brugger , linux-arm-kernel@lists.infradead.org, Scott Branden , Jingoo Han , rfi@lists.rocketboards.org, linux-renesas-soc@vger.kernel.org, Tom Joseph , Srinath Mannam , Gustavo Pimentel , Ley Foon Tan Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org Now that the helpers provide the inbound resources in the host bridge 'dma_ranges' resource list, convert the Xgene host bridge to use the resource list to setup the inbound addresses. Cc: Toan Le Cc: Lorenzo Pieralisi Cc: Bjorn Helgaas Reviewed-by: Andrew Murray Signed-off-by: Rob Herring --- drivers/pci/controller/pci-xgene.c | 32 ++++++++++-------------------- 1 file changed, 10 insertions(+), 22 deletions(-) diff --git a/drivers/pci/controller/pci-xgene.c b/drivers/pci/controller/pci-xgene.c index 9408269d943d..e808a406dfb0 100644 --- a/drivers/pci/controller/pci-xgene.c +++ b/drivers/pci/controller/pci-xgene.c @@ -481,27 +481,27 @@ static int xgene_pcie_select_ib_reg(u8 *ib_reg_mask, u64 size) } static void xgene_pcie_setup_ib_reg(struct xgene_pcie_port *port, - struct of_pci_range *range, u8 *ib_reg_mask) + struct resource_entry *entry, u8 *ib_reg_mask) { void __iomem *cfg_base = port->cfg_base; struct device *dev = port->dev; void *bar_addr; u32 pim_reg; - u64 cpu_addr = range->cpu_addr; - u64 pci_addr = range->pci_addr; - u64 size = range->size; + u64 cpu_addr = entry->res->start; + u64 pci_addr = cpu_addr - entry->offset; + u64 size = resource_size(entry->res); u64 mask = ~(size - 1) | EN_REG; u32 flags = PCI_BASE_ADDRESS_MEM_TYPE_64; u32 bar_low; int region; - region = xgene_pcie_select_ib_reg(ib_reg_mask, range->size); + region = xgene_pcie_select_ib_reg(ib_reg_mask, size); if (region < 0) { dev_warn(dev, "invalid pcie dma-range config\n"); return; } - if (range->flags & IORESOURCE_PREFETCH) + if (entry->res->flags & IORESOURCE_PREFETCH) flags |= PCI_BASE_ADDRESS_MEM_PREFETCH; bar_low = pcie_bar_low_val((u32)cpu_addr, flags); @@ -532,25 +532,13 @@ static void xgene_pcie_setup_ib_reg(struct xgene_pcie_port *port, static int xgene_pcie_parse_map_dma_ranges(struct xgene_pcie_port *port) { - struct device_node *np = port->node; - struct of_pci_range range; - struct of_pci_range_parser parser; - struct device *dev = port->dev; + struct pci_host_bridge *bridge = pci_host_bridge_from_priv(port); + struct resource_entry *entry; u8 ib_reg_mask = 0; - if (of_pci_dma_range_parser_init(&parser, np)) { - dev_err(dev, "missing dma-ranges property\n"); - return -EINVAL; - } - - /* Get the dma-ranges from DT */ - for_each_of_pci_range(&parser, &range) { - u64 end = range.cpu_addr + range.size - 1; + resource_list_for_each_entry(entry, &bridge->dma_ranges) + xgene_pcie_setup_ib_reg(port, entry, &ib_reg_mask); - dev_dbg(dev, "0x%08x 0x%016llx..0x%016llx -> 0x%016llx\n", - range.flags, range.cpu_addr, end, range.pci_addr); - xgene_pcie_setup_ib_reg(port, &range, &ib_reg_mask); - } return 0; }