add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/pci/controller/pci-thunder-pem.c
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@@ -6,6 +6,7 @@
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 #include <linux/bitfield.h>
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 #include <linux/kernel.h>
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 #include <linux/init.h>
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+#include <linux/pci.h>
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 #include <linux/of_address.h>
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 #include <linux/of_pci.h>
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 #include <linux/pci-acpi.h>
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@@ -403,7 +404,7 @@
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 	return thunder_pem_init(dev, cfg, res_pem);
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 }
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-struct pci_ecam_ops thunder_pem_ecam_ops = {
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+const struct pci_ecam_ops thunder_pem_ecam_ops = {
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 	.bus_shift	= 24,
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 	.init		= thunder_pem_acpi_init,
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 	.pci_ops	= {
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@@ -440,7 +441,7 @@
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 	return thunder_pem_init(dev, cfg, res_pem);
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 }
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-static struct pci_ecam_ops pci_thunder_pem_ops = {
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+static const struct pci_ecam_ops pci_thunder_pem_ops = {
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 	.bus_shift	= 24,
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 	.init		= thunder_pem_platform_init,
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 	.pci_ops	= {
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@@ -451,14 +452,12 @@
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 };
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 static const struct of_device_id thunder_pem_of_match[] = {
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-	{ .compatible = "cavium,pci-host-thunder-pem" },
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+	{
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+		.compatible = "cavium,pci-host-thunder-pem",
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+		.data = &pci_thunder_pem_ops,
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+	},
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 	{ },
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 };
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-
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-static int thunder_pem_probe(struct platform_device *pdev)
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-{
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-	return pci_host_common_probe(pdev, &pci_thunder_pem_ops);
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-}
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 static struct platform_driver thunder_pem_driver = {
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 	.driver = {
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@@ -466,7 +465,7 @@
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 		.of_match_table = thunder_pem_of_match,
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 		.suppress_bind_attrs = true,
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 	},
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-	.probe = thunder_pem_probe,
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+	.probe = pci_host_common_probe,
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 };
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 builtin_platform_driver(thunder_pem_driver);
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