- PREPARE_WORK(&cdev->private->kick_work, ccw_device_oper_notify);
- queue_work(ccw_device_notify_work, &cdev->private->kick_work);
- }
- wake_up(&cdev->private->wait_q);
-
- if (css_init_done && state != DEV_STATE_ONLINE)
- put_device (&cdev->dev);
-}
-
-static int cmp_pgid(struct pgid *p1, struct pgid *p2)
-{
- char *c1;
- char *c2;
-
- c1 = (char *)p1;
- c2 = (char *)p2;
-
- return memcmp(c1 + 1, c2 + 1, sizeof(struct pgid) - 1);
-}
-
-static void __ccw_device_get_common_pgid(struct ccw_device *cdev)
-{
- int i;
- int last;
-
- last = 0;
- for (i = 0; i < 8; i++) {
- if (cdev->private->pgid[i].inf.ps.state1 == SNID_STATE1_RESET)
- /* No PGID yet */
- continue;
- if (cdev->private->pgid[last].inf.ps.state1 ==
- SNID_STATE1_RESET) {
- /* First non-zero PGID */
- last = i;
- continue;
- }
- if (cmp_pgid(&cdev->private->pgid[i],
- &cdev->private->pgid[last]) == 0)
- /* Non-conflicting PGIDs */
- continue;
-
- /* PGID mismatch, can't pathgroup. */
- CIO_MSG_EVENT(0, "SNID - pgid mismatch for device "
- "0.%x.%04x, can't pathgroup\n",
- cdev->private->dev_id.ssid,
- cdev->private->dev_id.devno);
- cdev->private->options.pgroup = 0;
- return;
- }
- if (cdev->private->pgid[last].inf.ps.state1 ==
- SNID_STATE1_RESET)
- /* No previous pgid found */
- memcpy(&cdev->private->pgid[0],
- &channel_subsystems[0]->global_pgid,
- sizeof(struct pgid));
- else
- /* Use existing pgid */
- memcpy(&cdev->private->pgid[0], &cdev->private->pgid[last],
- sizeof(struct pgid));
-}
-
-/*
- * Function called from device_pgid.c after sense path ground has completed.
- */
-void
-ccw_device_sense_pgid_done(struct ccw_device *cdev, int err)
-{
- struct subchannel *sch;
-
- sch = to_subchannel(cdev->dev.parent);
- switch (err) {
- case -EOPNOTSUPP: /* path grouping not supported, use nop instead. */
- cdev->private->options.pgroup = 0;