Файловый менеджер - Редактировать - /usr/src/linux-headers-5.4.0-200/include/linux/pci-ecam.h
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/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright 2016 Broadcom */ #ifndef DRIVERS_PCI_ECAM_H #define DRIVERS_PCI_ECAM_H #include <linux/pci.h> #include <linux/kernel.h> #include <linux/platform_device.h> /* * struct to hold pci ops and bus shift of the config window * for a PCI controller. */ struct pci_config_window; struct pci_ecam_ops { unsigned int bus_shift; struct pci_ops pci_ops; int (*init)(struct pci_config_window *); }; /* * struct to hold the mappings of a config space window. This * is expected to be used as sysdata for PCI controllers that * use ECAM. */ struct pci_config_window { struct resource res; struct resource busr; void *priv; struct pci_ecam_ops *ops; union { void __iomem *win; /* 64-bit single mapping */ void __iomem **winp; /* 32-bit per-bus mapping */ }; struct device *parent;/* ECAM res was from this dev */ }; /* create and free pci_config_window */ struct pci_config_window *pci_ecam_create(struct device *dev, struct resource *cfgres, struct resource *busr, struct pci_ecam_ops *ops); void pci_ecam_free(struct pci_config_window *cfg); /* map_bus when ->sysdata is an instance of pci_config_window */ void __iomem *pci_ecam_map_bus(struct pci_bus *bus, unsigned int devfn, int where); /* default ECAM ops */ extern struct pci_ecam_ops pci_generic_ecam_ops; #if defined(CONFIG_ACPI) && defined(CONFIG_PCI_QUIRKS) extern struct pci_ecam_ops pci_32b_ops; /* 32-bit accesses only */ extern struct pci_ecam_ops pci_32b_read_ops; /* 32-bit read only */ extern struct pci_ecam_ops hisi_pcie_ops; /* HiSilicon */ extern struct pci_ecam_ops thunder_pem_ecam_ops; /* Cavium ThunderX 1.x & 2.x */ extern struct pci_ecam_ops pci_thunder_ecam_ops; /* Cavium ThunderX 1.x */ extern struct pci_ecam_ops xgene_v1_pcie_ecam_ops; /* APM X-Gene PCIe v1 */ extern struct pci_ecam_ops xgene_v2_pcie_ecam_ops; /* APM X-Gene PCIe v2.x */ extern struct pci_ecam_ops al_pcie_ops; /* Amazon Annapurna Labs PCIe */ #endif #ifdef CONFIG_PCI_HOST_COMMON /* for DT-based PCI controllers that support ECAM */ int pci_host_common_probe(struct platform_device *pdev, struct pci_ecam_ops *ops); int pci_host_common_remove(struct platform_device *pdev); #endif #endif
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