virNodeDevicePtr
nodeDeviceLookupSCSIHostByWWN(virConnectPtr conn,
const char *wwnn,
const char *wwpn,
unsigned int flags)
{
size_t i;
virNodeDeviceObjListPtr devs = &driver->devs;
virNodeDevCapsDefPtr cap = NULL;
virNodeDeviceObjPtr obj = NULL;
virNodeDeviceDefPtr def;
virNodeDevicePtr dev = NULL;
virCheckFlags(0, NULL);
nodeDeviceLock();
for (i = 0; i < devs->count; i++) {
obj = devs->objs[i];
virNodeDeviceObjLock(obj);
def = virNodeDeviceObjGetDef(obj);
cap = def->caps;
while (cap) {
if (cap->data.type == VIR_NODE_DEV_CAP_SCSI_HOST) {
nodeDeviceSysfsGetSCSIHostCaps(&cap->data.scsi_host);
if (cap->data.scsi_host.flags &
VIR_NODE_DEV_CAP_FLAG_HBA_FC_HOST) {
if (STREQ(cap->data.scsi_host.wwnn, wwnn) &&
STREQ(cap->data.scsi_host.wwpn, wwpn)) {
if (virNodeDeviceLookupSCSIHostByWWNEnsureACL(conn, def) < 0)
goto error;
if ((dev = virGetNodeDevice(conn, def->name))) {
if (VIR_STRDUP(dev->parent, def->parent) < 0) {
virObjectUnref(dev);
dev = NULL;
}
}
virNodeDeviceObjUnlock(obj);
goto out;
}
}
}
cap = cap->next;
}
virNodeDeviceObjUnlock(obj);
}
out:
nodeDeviceUnlock();
return dev;
error:
virNodeDeviceObjUnlock(obj);
goto out;
}
static int
nodeDeviceUpdateCaps(virNodeDeviceDefPtr def)
{
virNodeDevCapsDefPtr cap = def->caps;
while (cap) {
switch (cap->data.type) {
case VIR_NODE_DEV_CAP_SCSI_HOST:
nodeDeviceSysfsGetSCSIHostCaps(&cap->data.scsi_host);
break;
case VIR_NODE_DEV_CAP_SCSI_TARGET:
nodeDeviceSysfsGetSCSITargetCaps(def->sysfs_path,
&cap->data.scsi_target);
break;
case VIR_NODE_DEV_CAP_NET:
if (virNetDevGetLinkInfo(cap->data.net.ifname, &cap->data.net.lnk) < 0)
return -1;
virBitmapFree(cap->data.net.features);
if (virNetDevGetFeatures(cap->data.net.ifname, &cap->data.net.features) < 0)
return -1;
break;
case VIR_NODE_DEV_CAP_PCI_DEV:
if (nodeDeviceSysfsGetPCIRelatedDevCaps(def->sysfs_path,
&cap->data.pci_dev) < 0)
return -1;
break;
/* all types that (supposedly) don't require any updates
* relative to what's in the cache.
*/
case VIR_NODE_DEV_CAP_DRM:
case VIR_NODE_DEV_CAP_SYSTEM:
case VIR_NODE_DEV_CAP_USB_DEV:
case VIR_NODE_DEV_CAP_USB_INTERFACE:
case VIR_NODE_DEV_CAP_SCSI:
case VIR_NODE_DEV_CAP_STORAGE:
case VIR_NODE_DEV_CAP_FC_HOST:
case VIR_NODE_DEV_CAP_VPORTS:
case VIR_NODE_DEV_CAP_SCSI_GENERIC:
case VIR_NODE_DEV_CAP_MDEV_TYPES:
case VIR_NODE_DEV_CAP_MDEV:
case VIR_NODE_DEV_CAP_CCW_DEV:
case VIR_NODE_DEV_CAP_LAST:
break;
}
cap = cap->next;
}
return 0;
}
static int
gather_scsi_host_cap(LibHalContext *ctx, const char *udi,
virNodeDevCapDataPtr d)
{
int retval = 0;
(void)get_int_prop(ctx, udi, "scsi_host.host", (int *)&d->scsi_host.host);
retval = nodeDeviceSysfsGetSCSIHostCaps(d);
if (retval == -1)
goto out;
out:
return retval;
}
static int update_caps(virNodeDeviceObjPtr dev)
{
virNodeDevCapsDefPtr cap = dev->def->caps;
while (cap) {
switch (cap->data.type) {
case VIR_NODE_DEV_CAP_SCSI_HOST:
nodeDeviceSysfsGetSCSIHostCaps(&dev->def->caps->data);
break;
case VIR_NODE_DEV_CAP_NET:
if (virNetDevGetLinkInfo(cap->data.net.ifname, &cap->data.net.lnk) < 0)
return -1;
break;
case VIR_NODE_DEV_CAP_PCI_DEV:
if (nodeDeviceSysfsGetPCIRelatedDevCaps(dev->def->sysfs_path,
&dev->def->caps->data) < 0)
return -1;
break;
/* all types that (supposedly) don't require any updates
* relative to what's in the cache.
*/
case VIR_NODE_DEV_CAP_SYSTEM:
case VIR_NODE_DEV_CAP_USB_DEV:
case VIR_NODE_DEV_CAP_USB_INTERFACE:
case VIR_NODE_DEV_CAP_SCSI_TARGET:
case VIR_NODE_DEV_CAP_SCSI:
case VIR_NODE_DEV_CAP_STORAGE:
case VIR_NODE_DEV_CAP_FC_HOST:
case VIR_NODE_DEV_CAP_VPORTS:
case VIR_NODE_DEV_CAP_SCSI_GENERIC:
case VIR_NODE_DEV_CAP_LAST:
break;
}
cap = cap->next;
}
return 0;
}