MA-17597-5 pci: controller: dwc: support module build

Support build PCI_IMX6 as module. Also export the dw_pcie_link_up() function to be able to build drivers Signed-off-by: Jindong <jindong.yue@nxp.com> Reviewed-by: Richard Zhu <hongxing.zhu@nxp.com>
Freescale · Oct 20, 2020 · 61b7aecf354c8e55cffc466be937c184b8aaadb0 · 61b7aec
1 parent f558657
commit 61b7aecf354c8e55cffc466be937c184b8aaadb0
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Showing 3 changed files with 4 additions and 2 deletions.
diff --git a/drivers/pci/controller/dwc/Kconfig b/drivers/pci/controller/dwc/Kconfig
@@ -89,7 +89,7 @@ config PCI_EXYNOS
 	select PCIE_DW_HOST
 
 config PCI_IMX6
-	bool
+	tristate "Freescale i.MX6/7/8 PCIe driver"
 
 config PCI_IMX6_HOST
 	bool "Freescale i.MX6/7/8 PCIe controller host mode"

diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c
@@ -2084,7 +2084,7 @@ static const struct dw_pcie_ep_ops pcie_ep_ops = {
 	.get_features = imx_pcie_ep_get_features,
 };
 
-static int __init imx_add_pcie_ep(struct imx6_pcie *imx6_pcie,
+static int imx_add_pcie_ep(struct imx6_pcie *imx6_pcie,
 					struct platform_device *pdev)
 {
 	int ret;
@@ -2942,3 +2942,4 @@ static int __init imx6_pcie_init(void)
 	return platform_driver_register(&imx6_pcie_driver);
 }
 device_initcall(imx6_pcie_init);
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/pci/controller/dwc/pcie-designware.c b/drivers/pci/controller/dwc/pcie-designware.c
@@ -473,6 +473,7 @@ int dw_pcie_link_up(struct dw_pcie *pci)
 	return ((val & PCIE_PORT_DEBUG1_LINK_UP) &&
 		(!(val & PCIE_PORT_DEBUG1_LINK_IN_TRAINING)));
 }
+EXPORT_SYMBOL_GPL(dw_pcie_link_up);
 
 static u8 dw_pcie_iatu_unroll_enabled(struct dw_pcie *pci)
 {