Lines Matching refs:cd
148 struct scsi_cd *cd = dev_get_drvdata(dev); in sr_runtime_suspend() local
150 if (!cd) /* E.g.: runtime suspend following sr_remove() */ in sr_runtime_suspend()
153 if (cd->media_present) in sr_runtime_suspend()
208 struct scsi_cd *cd = cdi->handle; in sr_check_events() local
218 events = sr_get_events(cd->device); in sr_check_events()
219 cd->get_event_changed |= events & DISK_EVENT_MEDIA_CHANGE; in sr_check_events()
227 if (cd->ignore_get_event) { in sr_check_events()
237 if (cd->device->changed) { in sr_check_events()
239 cd->device->changed = 0; in sr_check_events()
240 cd->tur_changed = true; in sr_check_events()
247 last_present = cd->media_present; in sr_check_events()
248 ret = scsi_test_unit_ready(cd->device, SR_TIMEOUT, MAX_RETRIES, &sshdr); in sr_check_events()
255 cd->media_present = scsi_status_is_good(ret) || in sr_check_events()
258 if (last_present != cd->media_present) in sr_check_events()
259 cd->device->changed = 1; in sr_check_events()
261 if (cd->device->changed) { in sr_check_events()
263 cd->device->changed = 0; in sr_check_events()
264 cd->tur_changed = true; in sr_check_events()
267 if (cd->ignore_get_event) in sr_check_events()
271 if (!cd->tur_changed) { in sr_check_events()
272 if (cd->get_event_changed) { in sr_check_events()
273 if (cd->tur_mismatch++ > 8) { in sr_check_events()
274 sr_printk(KERN_WARNING, cd, in sr_check_events()
276 cd->ignore_get_event = true; in sr_check_events()
279 cd->tur_mismatch = 0; in sr_check_events()
282 cd->tur_changed = false; in sr_check_events()
283 cd->get_event_changed = false; in sr_check_events()
302 struct scsi_cd *cd = scsi_cd(rq->q->disk); in sr_done() local
328 if (cd->device->sector_size == 2048) in sr_done()
342 if (error_sector < get_capacity(cd->disk) && in sr_done()
343 cd->capacity - error_sector < 4 * 75) in sr_done()
344 set_capacity(cd->disk, error_sector); in sr_done()
362 struct scsi_cd *cd; in sr_init_command() local
369 cd = scsi_cd(rq->q->disk); in sr_init_command()
374 if (!cd->device || !scsi_device_online(cd->device)) { in sr_init_command()
382 if (cd->device->changed) { in sr_init_command()
390 s_size = cd->device->sector_size; in sr_init_command()
398 if (!cd->writeable) in sr_init_command()
401 cd->cdi.media_written = 1; in sr_init_command()
462 SCpnt->transfersize = cd->device->sector_size; in sr_init_command()
476 static void sr_revalidate_disk(struct scsi_cd *cd) in sr_revalidate_disk() argument
481 if (scsi_test_unit_ready(cd->device, SR_TIMEOUT, MAX_RETRIES, &sshdr)) in sr_revalidate_disk()
483 sr_cd_check(&cd->cdi); in sr_revalidate_disk()
484 get_sectorsize(cd); in sr_revalidate_disk()
489 struct scsi_cd *cd = scsi_cd(disk); in sr_block_open() local
490 struct scsi_device *sdev = cd->device; in sr_block_open()
493 if (scsi_device_get(cd->device)) in sr_block_open()
498 sr_revalidate_disk(cd); in sr_block_open()
500 mutex_lock(&cd->lock); in sr_block_open()
501 ret = cdrom_open(&cd->cdi, mode); in sr_block_open()
502 mutex_unlock(&cd->lock); in sr_block_open()
506 scsi_device_put(cd->device); in sr_block_open()
512 struct scsi_cd *cd = scsi_cd(disk); in sr_block_release() local
514 mutex_lock(&cd->lock); in sr_block_release()
515 cdrom_release(&cd->cdi); in sr_block_release()
516 mutex_unlock(&cd->lock); in sr_block_release()
518 scsi_device_put(cd->device); in sr_block_release()
524 struct scsi_cd *cd = scsi_cd(bdev->bd_disk); in sr_block_ioctl() local
525 struct scsi_device *sdev = cd->device; in sr_block_ioctl()
532 mutex_lock(&cd->lock); in sr_block_ioctl()
542 ret = cdrom_ioctl(&cd->cdi, bdev, cmd, arg); in sr_block_ioctl()
551 mutex_unlock(&cd->lock); in sr_block_ioctl()
558 struct scsi_cd *cd = disk->private_data; in sr_block_check_events() local
560 if (atomic_read(&cd->device->disk_events_disable_depth)) in sr_block_check_events()
562 return cdrom_check_events(&cd->cdi, clearing); in sr_block_check_events()
567 struct scsi_cd *cd = disk->private_data; in sr_free_disk() local
573 unregister_cdrom(&cd->cdi); in sr_free_disk()
574 mutex_destroy(&cd->lock); in sr_free_disk()
575 kfree(cd); in sr_free_disk()
591 struct scsi_cd *cd = cdi->handle; in sr_open() local
592 struct scsi_device *sdev = cd->device; in sr_open()
612 struct scsi_cd *cd; in sr_probe() local
621 cd = kzalloc(sizeof(*cd), GFP_KERNEL); in sr_probe()
622 if (!cd) in sr_probe()
629 mutex_init(&cd->lock); in sr_probe()
653 cd->device = sdev; in sr_probe()
654 cd->disk = disk; in sr_probe()
655 cd->capacity = 0x1fffff; in sr_probe()
656 cd->device->changed = 1; /* force recheck CD type */ in sr_probe()
657 cd->media_present = 1; in sr_probe()
658 cd->use = 1; in sr_probe()
659 cd->readcd_known = 0; in sr_probe()
660 cd->readcd_cdda = 0; in sr_probe()
662 cd->cdi.ops = &sr_dops; in sr_probe()
663 cd->cdi.handle = cd; in sr_probe()
664 cd->cdi.mask = 0; in sr_probe()
665 cd->cdi.capacity = 1; in sr_probe()
666 sprintf(cd->cdi.name, "sr%d", minor); in sr_probe()
671 if (get_capabilities(cd)) in sr_probe()
673 sr_vendor_init(cd); in sr_probe()
675 set_capacity(disk, cd->capacity); in sr_probe()
676 disk->private_data = cd; in sr_probe()
678 if (register_cdrom(disk, &cd->cdi)) in sr_probe()
687 dev_set_drvdata(dev, cd); in sr_probe()
688 sr_revalidate_disk(cd); in sr_probe()
695 "Attached scsi CD-ROM %s\n", cd->cdi.name); in sr_probe()
696 scsi_autopm_put_device(cd->device); in sr_probe()
701 unregister_cdrom(&cd->cdi); in sr_probe()
708 mutex_destroy(&cd->lock); in sr_probe()
710 kfree(cd); in sr_probe()
717 static void get_sectorsize(struct scsi_cd *cd) in get_sectorsize() argument
731 the_result = scsi_execute_cmd(cd->device, cmd, REQ_OP_DRV_IN, in get_sectorsize()
741 cd->capacity = 0x1fffff; in get_sectorsize()
746 cd->capacity = 1 + get_unaligned_be32(&buffer[0]); in get_sectorsize()
754 if (!cdrom_get_last_written(&cd->cdi, &last_written)) in get_sectorsize()
755 cd->capacity = max_t(long, cd->capacity, last_written); in get_sectorsize()
771 cd->capacity *= 4; in get_sectorsize()
776 sr_printk(KERN_INFO, cd, in get_sectorsize()
778 cd->capacity = 0; in get_sectorsize()
781 cd->device->sector_size = sector_size; in get_sectorsize()
787 set_capacity(cd->disk, cd->capacity); in get_sectorsize()
790 queue = cd->device->request_queue; in get_sectorsize()
796 static int get_capabilities(struct scsi_cd *cd) in get_capabilities() argument
820 sr_printk(KERN_ERR, cd, "out of memory.\n"); in get_capabilities()
825 scsi_test_unit_ready(cd->device, SR_TIMEOUT, MAX_RETRIES, &sshdr); in get_capabilities()
828 rc = scsi_mode_sense(cd->device, 0, 0x2a, 0, buffer, ms_len, in get_capabilities()
834 cd->cdi.speed = 1; in get_capabilities()
835 cd->cdi.mask |= (CDC_CD_R | CDC_CD_RW | CDC_DVD_R | in get_capabilities()
840 sr_printk(KERN_INFO, cd, "scsi-1 drive"); in get_capabilities()
845 cd->cdi.speed = get_unaligned_be16(&buffer[n + 8]) / 176; in get_capabilities()
846 cd->readcd_known = 1; in get_capabilities()
847 cd->readcd_cdda = buffer[n + 5] & 0x01; in get_capabilities()
849 sr_printk(KERN_INFO, cd, in get_capabilities()
852 cd->cdi.speed, in get_capabilities()
861 cd->cdi.mask |= CDC_CLOSE_TRAY; in get_capabilities()
864 cd->cdi.mask |= CDC_DVD; in get_capabilities()
867 cd->cdi.mask |= CDC_DVD_RAM; in get_capabilities()
870 cd->cdi.mask |= CDC_DVD_R; in get_capabilities()
873 cd->cdi.mask |= CDC_CD_RW; in get_capabilities()
876 cd->cdi.mask |= CDC_CD_R; in get_capabilities()
879 cd->cdi.mask |= CDC_OPEN_TRAY; in get_capabilities()
883 cd->cdi.capacity = in get_capabilities()
884 cdrom_number_of_slots(&cd->cdi); in get_capabilities()
885 if (cd->cdi.capacity <= 1) in get_capabilities()
887 cd->cdi.mask |= CDC_SELECT_DISC; in get_capabilities()
894 if ((cd->cdi.mask & (CDC_DVD_RAM | CDC_MRW_W | CDC_RAM | CDC_CD_RW)) != in get_capabilities()
896 cd->writeable = 1; in get_capabilities()
910 struct scsi_cd *cd = cdi->handle; in sr_packet() local
911 struct scsi_device *sdev = cd->device; in sr_packet()
919 sr_do_ioctl(cd, cgc); in sr_packet()
976 struct scsi_cd *cd = dev_get_drvdata(dev); in sr_remove() local
978 scsi_autopm_get_device(cd->device); in sr_remove()
980 del_gendisk(cd->disk); in sr_remove()
981 put_disk(cd->disk); in sr_remove()