Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / staging / unisys / virtpci / virtpci.h

diff --git a/kernel/drivers/staging/unisys/virtpci/virtpci.h b/kernel/drivers/staging/unisys/virtpci/virtpci.h
new file mode 100644 (file)
index 0000000..9d85f55
--- /dev/null
+++ b/kernel/drivers/staging/unisys/virtpci/virtpci.h
@@ -0,0 +1,103 @@
+/* virtpci.h
+ *
+ * Copyright (C) 2010 - 2013 UNISYS CORPORATION
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or (at
+ * your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
+ * NON INFRINGEMENT.  See the GNU General Public License for more
+ * details.
+ */
+
+/*
+ * Unisys Virtual PCI driver header
+ */
+
+#ifndef __VIRTPCI_H__
+#define __VIRTPCI_H__
+
+#include "uisqueue.h"
+#include <linux/version.h>
+#include <linux/uuid.h>
+
+#define PCI_DEVICE_ID_VIRTHBA 0xAA00
+#define PCI_DEVICE_ID_VIRTNIC 0xAB00
+
+struct scsi_adap_info {
+       void *scsihost;         /* scsi host if this device is a scsi hba */
+       struct vhba_wwnn wwnn;  /* the world wide node name of vhba */
+       struct vhba_config_max max;     /* various max specifications used
+                                        * to config vhba */
+};
+
+struct net_adap_info {
+       struct net_device *netdev;      /* network device if this
+                                        * device is a NIC */
+       u8 mac_addr[MAX_MACADDR_LEN];
+       int num_rcv_bufs;
+       unsigned mtu;
+       uuid_le zone_uuid;
+};
+
+enum virtpci_dev_type {
+       VIRTHBA_TYPE = 0,
+       VIRTNIC_TYPE = 1,
+       VIRTBUS_TYPE = 6,
+};
+
+struct virtpci_dev {
+       enum virtpci_dev_type devtype;  /* indicates type of the
+                                        * virtual pci device */
+       struct virtpci_driver *mydriver;        /* which driver has allocated
+                                                * this device */
+       unsigned short vendor;  /* vendor id for device */
+       unsigned short device;  /* device id for device */
+       u32 bus_no;             /* number of bus on which device exists */
+       u32 device_no;          /* device's number on the bus */
+       struct irq_info intr;   /* interrupt info */
+       struct device generic_dev;      /* generic device */
+       union {
+               struct scsi_adap_info scsi;
+               struct net_adap_info net;
+       };
+
+       struct uisqueue_info queueinfo; /* holds ptr to channel where cmds &
+                                        * rsps are queued & retrieved */
+       struct virtpci_dev *next;       /* points to next virtpci device */
+};
+
+struct virtpci_driver {
+       struct list_head node;
+       const char *name;       /* the name of the driver in sysfs */
+       const char *version;
+       const char *vertag;
+       const struct pci_device_id *id_table;   /* must be non-NULL for probe
+                                                * to be called */
+       int (*probe)(struct virtpci_dev *dev,
+                    const struct pci_device_id *id); /* device inserted */
+       void (*remove)(struct virtpci_dev *dev); /* Device removed (NULL if
+                                                   * not a hot-plug capable
+                                                   * driver) */
+       int (*suspend)(struct virtpci_dev *dev,
+                      u32 state);                 /* Device suspended */
+       int (*resume)(struct virtpci_dev *dev); /* Device woken up */
+       int (*enable_wake)(struct virtpci_dev *dev,
+                          u32 state, int enable);      /* Enable wake event */
+       struct device_driver core_driver;       /* VIRTPCI core fills this in */
+};
+
+#define        driver_to_virtpci_driver(in_drv) \
+       container_of(in_drv, struct virtpci_driver, core_driver)
+#define device_to_virtpci_dev(in_dev) \
+       container_of(in_dev, struct virtpci_dev, generic_dev)
+
+int virtpci_register_driver(struct virtpci_driver *);
+void virtpci_unregister_driver(struct virtpci_driver *);
+
+#endif /* __VIRTPCI_H__ */