Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / include / linux / pcieport_if.h

diff --git a/kernel/include/linux/pcieport_if.h b/kernel/include/linux/pcieport_if.h
new file mode 100644 (file)
index 0000000..4f1089f
--- /dev/null
+++ b/kernel/include/linux/pcieport_if.h
@@ -0,0 +1,68 @@
+/*
+ * File:       pcieport_if.h
+ * Purpose:    PCI Express Port Bus Driver's IF Data Structure
+ *
+ * Copyright (C) 2004 Intel
+ * Copyright (C) Tom Long Nguyen (tom.l.nguyen@intel.com)
+ */
+
+#ifndef _PCIEPORT_IF_H_
+#define _PCIEPORT_IF_H_
+
+/* Port Type */
+#define PCIE_ANY_PORT                  (~0)
+
+/* Service Type */
+#define PCIE_PORT_SERVICE_PME_SHIFT    0       /* Power Management Event */
+#define PCIE_PORT_SERVICE_PME          (1 << PCIE_PORT_SERVICE_PME_SHIFT)
+#define PCIE_PORT_SERVICE_AER_SHIFT    1       /* Advanced Error Reporting */
+#define PCIE_PORT_SERVICE_AER          (1 << PCIE_PORT_SERVICE_AER_SHIFT)
+#define PCIE_PORT_SERVICE_HP_SHIFT     2       /* Native Hotplug */
+#define PCIE_PORT_SERVICE_HP           (1 << PCIE_PORT_SERVICE_HP_SHIFT)
+#define PCIE_PORT_SERVICE_VC_SHIFT     3       /* Virtual Channel */
+#define PCIE_PORT_SERVICE_VC           (1 << PCIE_PORT_SERVICE_VC_SHIFT)
+
+struct pcie_device {
+       int             irq;        /* Service IRQ/MSI/MSI-X Vector */
+       struct pci_dev *port;       /* Root/Upstream/Downstream Port */
+       u32             service;    /* Port service this device represents */
+       void            *priv_data; /* Service Private Data */
+       struct device   device;     /* Generic Device Interface */
+};
+#define to_pcie_device(d) container_of(d, struct pcie_device, device)
+
+static inline void set_service_data(struct pcie_device *dev, void *data)
+{
+       dev->priv_data = data;
+}
+
+static inline void* get_service_data(struct pcie_device *dev)
+{
+       return dev->priv_data;
+}
+
+struct pcie_port_service_driver {
+       const char *name;
+       int (*probe) (struct pcie_device *dev);
+       void (*remove) (struct pcie_device *dev);
+       int (*suspend) (struct pcie_device *dev);
+       int (*resume) (struct pcie_device *dev);
+
+       /* Service Error Recovery Handler */
+       const struct pci_error_handlers *err_handler;
+
+       /* Link Reset Capability - AER service driver specific */
+       pci_ers_result_t (*reset_link) (struct pci_dev *dev);
+
+       int port_type;  /* Type of the port this driver can handle */
+       u32 service;    /* Port service this device represents */
+
+       struct device_driver driver;
+};
+#define to_service_driver(d) \
+       container_of(d, struct pcie_port_service_driver, driver)
+
+int pcie_port_service_register(struct pcie_port_service_driver *new);
+void pcie_port_service_unregister(struct pcie_port_service_driver *new);
+
+#endif /* _PCIEPORT_IF_H_ */