hpsa.c (bd9244f7b9508a5945dcbd015db334110a9cdecf) hpsa.c (263d9401a332ccec8945841dbc57707dcba1ec7d)
1/*
2 * Disk Array driver for HP Smart Array SAS controllers
3 * Copyright 2000, 2009 Hewlett-Packard Development Company, L.P.
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; version 2 of the License.
8 *

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574 unsigned char scsi3addr[], int bus, int *target, int *lun)
575{
576 /* finds an unused bus, target, lun for a new physical device
577 * assumes h->devlock is held
578 */
579 int i, found = 0;
580 DECLARE_BITMAP(lun_taken, HPSA_MAX_DEVICES);
581
1/*
2 * Disk Array driver for HP Smart Array SAS controllers
3 * Copyright 2000, 2009 Hewlett-Packard Development Company, L.P.
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; version 2 of the License.
8 *

--- 565 unchanged lines hidden (view full) ---

574 unsigned char scsi3addr[], int bus, int *target, int *lun)
575{
576 /* finds an unused bus, target, lun for a new physical device
577 * assumes h->devlock is held
578 */
579 int i, found = 0;
580 DECLARE_BITMAP(lun_taken, HPSA_MAX_DEVICES);
581
582 memset(&lun_taken[0], 0, HPSA_MAX_DEVICES >> 3);
582 bitmap_zero(lun_taken, HPSA_MAX_DEVICES);
583
584 for (i = 0; i < h->ndevices; i++) {
585 if (h->dev[i]->bus == bus && h->dev[i]->target != -1)
583
584 for (i = 0; i < h->ndevices; i++) {
585 if (h->dev[i]->bus == bus && h->dev[i]->target != -1)
586 set_bit(h->dev[i]->target, lun_taken);
586 __set_bit(h->dev[i]->target, lun_taken);
587 }
588
587 }
588
589 for (i = 0; i < HPSA_MAX_DEVICES; i++) {
590 if (!test_bit(i, lun_taken)) {
591 /* *bus = 1; */
592 *target = i;
593 *lun = 0;
594 found = 1;
595 break;
596 }
589 i = find_first_zero_bit(lun_taken, HPSA_MAX_DEVICES);
590 if (i < HPSA_MAX_DEVICES) {
591 /* *bus = 1; */
592 *target = i;
593 *lun = 0;
594 found = 1;
597 }
598 return !found;
599}
600
601/* Add an entry into h->dev[] array. */
602static int hpsa_scsi_add_entry(struct ctlr_info *h, int hostno,
603 struct hpsa_scsi_dev_t *device,
604 struct hpsa_scsi_dev_t *added[], int *nadded)

--- 4102 unchanged lines hidden --- 		595 }
596 return !found;
597}
598
599/* Add an entry into h->dev[] array. */
600static int hpsa_scsi_add_entry(struct ctlr_info *h, int hostno,
601 struct hpsa_scsi_dev_t *device,
602 struct hpsa_scsi_dev_t *added[], int *nadded)

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