diff options
Diffstat (limited to 'drivers/staging/unisys/virtpci/virtpci.h')
| -rw-r--r-- | drivers/staging/unisys/virtpci/virtpci.h | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/drivers/staging/unisys/virtpci/virtpci.h b/drivers/staging/unisys/virtpci/virtpci.h new file mode 100644 index 000000000000..b8fd07bc5435 --- /dev/null +++ b/drivers/staging/unisys/virtpci/virtpci.h @@ -0,0 +1,104 @@ +/* virtpci.h + * + * Copyright © 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> + +#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; + GUID zoneGuid; +}; + +typedef enum { + VIRTHBA_TYPE = 0, + VIRTNIC_TYPE = 1, + VIRTBUS_TYPE = 6, +} VIRTPCI_DEV_TYPE; + +struct virtpci_dev { + 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 busNo; /* number of bus on which device exists */ + U32 deviceNo; /* device's number on the bus */ + struct InterruptInfo 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 char *build_date; + const char *build_time; + 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__ */ |