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[24.155.109.49]) by smtp.googlemail.com with ESMTPSA id a9sm7412463oie.7.2019.10.16.13.07.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 16 Oct 2019 13:07:12 -0700 (PDT) From: Rob Herring To: Andrew Murray , Bjorn Helgaas , Lorenzo Pieralisi Subject: [PATCH v2 12/25] PCI: v3-semi: Use pci_parse_request_of_pci_ranges() Date: Wed, 16 Oct 2019 15:06:34 -0500 Message-Id: <20191016200647.32050-13-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_130713_966108_3A881AF1 X-CRM114-Status: GOOD ( 13.55 ) 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_MSPIKE_H2 RBL: Average reputation (+2) [209.85.167.196 listed in wl.mailspike.net] -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [209.85.167.196 listed in list.dnswl.org] 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 0.1 FREEMAIL_FORGED_FROMDOMAIN 2nd level domains in From and EnvelopeFrom freemail headers are different X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: 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-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org Convert V3 host bridge to use the common pci_parse_request_of_pci_ranges(). Cc: Linus Walleij Cc: Lorenzo Pieralisi Cc: Andrew Murray Cc: Bjorn Helgaas Signed-off-by: Rob Herring Acked-by: Linus Walleij --- v2: - New patch drivers/pci/controller/pci-v3-semi.c | 35 +++++----------------------- 1 file changed, 6 insertions(+), 29 deletions(-) -- 2.20.1 diff --git a/drivers/pci/controller/pci-v3-semi.c b/drivers/pci/controller/pci-v3-semi.c index d219404bad92..96677520f6c1 100644 --- a/drivers/pci/controller/pci-v3-semi.c +++ b/drivers/pci/controller/pci-v3-semi.c @@ -241,10 +241,8 @@ struct v3_pci { void __iomem *config_base; struct pci_bus *bus; u32 config_mem; - u32 io_mem; u32 non_pre_mem; u32 pre_mem; - phys_addr_t io_bus_addr; phys_addr_t non_pre_bus_addr; phys_addr_t pre_bus_addr; struct regmap *map; @@ -520,35 +518,22 @@ static int v3_integrator_init(struct v3_pci *v3) } static int v3_pci_setup_resource(struct v3_pci *v3, - resource_size_t io_base, struct pci_host_bridge *host, struct resource_entry *win) { struct device *dev = v3->dev; struct resource *mem; struct resource *io; - int ret; switch (resource_type(win->res)) { case IORESOURCE_IO: io = win->res; - io->name = "V3 PCI I/O"; - v3->io_mem = io_base; - v3->io_bus_addr = io->start - win->offset; - dev_dbg(dev, "I/O window %pR, bus addr %pap\n", - io, &v3->io_bus_addr); - ret = devm_pci_remap_iospace(dev, io, io_base); - if (ret) { - dev_warn(dev, - "error %d: failed to map resource %pR\n", - ret, io); - return ret; - } + /* Setup window 2 - PCI I/O */ - writel(v3_addr_to_lb_base2(v3->io_mem) | + writel(v3_addr_to_lb_base2(pci_pio_to_address(io->start)) | V3_LB_BASE2_ENABLE, v3->base + V3_LB_BASE2); - writew(v3_addr_to_lb_map2(v3->io_bus_addr), + writew(v3_addr_to_lb_map2(io->start - win->offset), v3->base + V3_LB_MAP2); break; case IORESOURCE_MEM: @@ -732,7 +717,6 @@ static int v3_pci_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct device_node *np = dev->of_node; - resource_size_t io_base; struct resource *regs; struct resource_entry *win; struct v3_pci *v3; @@ -741,7 +725,6 @@ static int v3_pci_probe(struct platform_device *pdev) u16 val; int irq; int ret; - LIST_HEAD(res); host = pci_alloc_host_bridge(sizeof(*v3)); if (!host) @@ -793,12 +776,7 @@ static int v3_pci_probe(struct platform_device *pdev) if (IS_ERR(v3->config_base)) return PTR_ERR(v3->config_base); - ret = devm_of_pci_get_host_bridge_resources(dev, 0, 0xff, &res, - &io_base); - if (ret) - return ret; - - ret = devm_request_pci_bus_resources(dev, &res); + ret = pci_parse_request_of_pci_ranges(dev, &host->windows, NULL); if (ret) return ret; @@ -852,8 +830,8 @@ static int v3_pci_probe(struct platform_device *pdev) writew(val, v3->base + V3_PCI_CMD); /* Get the I/O and memory ranges from DT */ - resource_list_for_each_entry(win, &res) { - ret = v3_pci_setup_resource(v3, io_base, host, win); + resource_list_for_each_entry(win, &host->windows) { + ret = v3_pci_setup_resource(v3, host, win); if (ret) { dev_err(dev, "error setting up resources\n"); return ret; @@ -931,7 +909,6 @@ static int v3_pci_probe(struct platform_device *pdev) val |= V3_SYSTEM_M_LOCK; writew(val, v3->base + V3_SYSTEM); - list_splice_init(&res, &host->windows); ret = pci_scan_root_bus_bridge(host); if (ret) { dev_err(dev, "failed to register host: %d\n", ret);