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Thu, 20 Aug 2020 20:55:26 -0700 (PDT) Received: from xps15.herring.priv ([64.188.179.249]) by smtp.googlemail.com with ESMTPSA id 79sm413923ilc.9.2020.08.20.20.55.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 20 Aug 2020 20:55:25 -0700 (PDT) From: Rob Herring To: Bjorn Helgaas , Lorenzo Pieralisi Subject: [PATCH v2 16/40] PCI: dwc: Convert to use pci_host_probe() Date: Thu, 20 Aug 2020 21:53:56 -0600 Message-Id: <20200821035420.380495-17-robh@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200821035420.380495-1-robh@kernel.org> References: <20200821035420.380495-1-robh@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200820_235529_931925_92C77D43 X-CRM114-Status: GOOD ( 16.77 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kunihiko Hayashi , Neil Armstrong , linux-pci@vger.kernel.org, Binghui Wang , Bjorn Andersson , Masahiro Yamada , Thierry Reding , linux-arm-kernel@axis.com, Jonathan Chocron , Jonathan Hunter , Fabio Estevam , Jerome Brunet , Marc Zyngier , Jesper Nilsson , linux-samsung-soc@vger.kernel.org, Dilip Kota , Kevin Hilman , Pratyush Anand , Krzysztof Kozlowski , Kishon Vijay Abraham I , Kukjin Kim , NXP Linux Team , Xiaowei Song , Richard Zhu , Martin Blumenstingl , linux-arm-msm@vger.kernel.org, Sascha Hauer , Yue Wang , Murali Karicheri , linux-tegra@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Jingoo Han , Andy Gross , Stanimir Varbanov , Pengutronix Kernel Team , Gustavo Pimentel , Shawn Guo , Shawn Guo , Lucas Stach Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Now that there are no more .scan_bus() callbacks, we can remove it and just use pci_host_probe(). Cc: Jingoo Han Cc: Gustavo Pimentel Cc: Lorenzo Pieralisi Cc: Bjorn Helgaas Signed-off-by: Rob Herring --- .../pci/controller/dwc/pcie-designware-host.c | 21 +++---------------- drivers/pci/controller/dwc/pcie-designware.h | 1 - 2 files changed, 3 insertions(+), 19 deletions(-) diff --git a/drivers/pci/controller/dwc/pcie-designware-host.c b/drivers/pci/controller/dwc/pcie-designware-host.c index 07791b4ebaa7..42b13a7a7383 100644 --- a/drivers/pci/controller/dwc/pcie-designware-host.c +++ b/drivers/pci/controller/dwc/pcie-designware-host.c @@ -300,7 +300,6 @@ int dw_pcie_host_init(struct pcie_port *pp) struct device_node *np = dev->of_node; struct platform_device *pdev = to_platform_device(dev); struct resource_entry *win; - struct pci_bus *child; struct pci_host_bridge *bridge; struct resource *cfg_res; int ret; @@ -436,23 +435,9 @@ int dw_pcie_host_init(struct pcie_port *pp) bridge->sysdata = pp; - ret = pci_scan_root_bus_bridge(bridge); - if (ret) - goto err_free_msi; - - pp->root_bus = bridge->bus; - - if (pp->ops->scan_bus) - pp->ops->scan_bus(pp); - - pci_bus_size_bridges(pp->root_bus); - pci_bus_assign_resources(pp->root_bus); - - list_for_each_entry(child, &pp->root_bus->children, node) - pcie_bus_configure_settings(child); - - pci_bus_add_devices(pp->root_bus); - return 0; + ret = pci_host_probe(bridge); + if (!ret) + return 0; err_free_msi: if (pci_msi_enabled() && !pp->ops->msi_host_init) diff --git a/drivers/pci/controller/dwc/pcie-designware.h b/drivers/pci/controller/dwc/pcie-designware.h index 4ed59b051b2b..6cd61892f24f 100644 --- a/drivers/pci/controller/dwc/pcie-designware.h +++ b/drivers/pci/controller/dwc/pcie-designware.h @@ -161,7 +161,6 @@ enum dw_pcie_device_mode { struct dw_pcie_host_ops { int (*host_init)(struct pcie_port *pp); - void (*scan_bus)(struct pcie_port *pp); void (*set_num_vectors)(struct pcie_port *pp); int (*msi_host_init)(struct pcie_port *pp); }; -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel