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68 lines
2.2 KiB
68 lines
2.2 KiB
/* |
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* File: pcieport_if.h |
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* Purpose: PCI Express Port Bus Driver's IF Data Structure |
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* |
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* Copyright (C) 2004 Intel |
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* Copyright (C) Tom Long Nguyen (tom.l.nguyen@intel.com) |
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*/ |
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#ifndef _PCIEPORT_IF_H_ |
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#define _PCIEPORT_IF_H_ |
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/* Port Type */ |
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#define PCIE_ANY_PORT (~0) |
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/* Service Type */ |
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#define PCIE_PORT_SERVICE_PME_SHIFT 0 /* Power Management Event */ |
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#define PCIE_PORT_SERVICE_PME (1 << PCIE_PORT_SERVICE_PME_SHIFT) |
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#define PCIE_PORT_SERVICE_AER_SHIFT 1 /* Advanced Error Reporting */ |
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#define PCIE_PORT_SERVICE_AER (1 << PCIE_PORT_SERVICE_AER_SHIFT) |
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#define PCIE_PORT_SERVICE_HP_SHIFT 2 /* Native Hotplug */ |
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#define PCIE_PORT_SERVICE_HP (1 << PCIE_PORT_SERVICE_HP_SHIFT) |
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#define PCIE_PORT_SERVICE_VC_SHIFT 3 /* Virtual Channel */ |
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#define PCIE_PORT_SERVICE_VC (1 << PCIE_PORT_SERVICE_VC_SHIFT) |
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struct pcie_device { |
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int irq; /* Service IRQ/MSI/MSI-X Vector */ |
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struct pci_dev *port; /* Root/Upstream/Downstream Port */ |
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u32 service; /* Port service this device represents */ |
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void *priv_data; /* Service Private Data */ |
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struct device device; /* Generic Device Interface */ |
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}; |
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#define to_pcie_device(d) container_of(d, struct pcie_device, device) |
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static inline void set_service_data(struct pcie_device *dev, void *data) |
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{ |
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dev->priv_data = data; |
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} |
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static inline void* get_service_data(struct pcie_device *dev) |
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{ |
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return dev->priv_data; |
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} |
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struct pcie_port_service_driver { |
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const char *name; |
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int (*probe) (struct pcie_device *dev); |
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void (*remove) (struct pcie_device *dev); |
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int (*suspend) (struct pcie_device *dev); |
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int (*resume) (struct pcie_device *dev); |
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/* Service Error Recovery Handler */ |
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const struct pci_error_handlers *err_handler; |
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/* Link Reset Capability - AER service driver specific */ |
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pci_ers_result_t (*reset_link) (struct pci_dev *dev); |
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int port_type; /* Type of the port this driver can handle */ |
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u32 service; /* Port service this device represents */ |
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struct device_driver driver; |
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}; |
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#define to_service_driver(d) \ |
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container_of(d, struct pcie_port_service_driver, driver) |
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int pcie_port_service_register(struct pcie_port_service_driver *new); |
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void pcie_port_service_unregister(struct pcie_port_service_driver *new); |
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#endif /* _PCIEPORT_IF_H_ */
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