Lines Matching full:cd
154 struct scsi_cd *cd = dev_get_drvdata(dev); in sr_runtime_suspend() local
156 if (!cd) /* E.g.: runtime suspend following sr_remove() */ in sr_runtime_suspend()
159 if (cd->media_present) in sr_runtime_suspend()
171 struct scsi_cd *cd = NULL; in scsi_cd_get() local
176 cd = scsi_cd(disk); in scsi_cd_get()
177 kref_get(&cd->kref); in scsi_cd_get()
178 if (scsi_device_get(cd->device)) { in scsi_cd_get()
179 kref_put(&cd->kref, sr_kref_release); in scsi_cd_get()
180 cd = NULL; in scsi_cd_get()
184 return cd; in scsi_cd_get()
187 static void scsi_cd_put(struct scsi_cd *cd) in scsi_cd_put() argument
189 struct scsi_device *sdev = cd->device; in scsi_cd_put()
192 kref_put(&cd->kref, sr_kref_release); in scsi_cd_put()
243 struct scsi_cd *cd = cdi->handle; in sr_check_events() local
253 events = sr_get_events(cd->device); in sr_check_events()
254 cd->get_event_changed |= events & DISK_EVENT_MEDIA_CHANGE; in sr_check_events()
262 if (cd->ignore_get_event) { in sr_check_events()
272 if (cd->device->changed) { in sr_check_events()
274 cd->device->changed = 0; in sr_check_events()
275 cd->tur_changed = true; in sr_check_events()
282 last_present = cd->media_present; in sr_check_events()
283 ret = scsi_test_unit_ready(cd->device, SR_TIMEOUT, MAX_RETRIES, &sshdr); in sr_check_events()
290 cd->media_present = scsi_status_is_good(ret) || in sr_check_events()
293 if (last_present != cd->media_present) in sr_check_events()
294 cd->device->changed = 1; in sr_check_events()
296 if (cd->device->changed) { in sr_check_events()
298 cd->device->changed = 0; in sr_check_events()
299 cd->tur_changed = true; in sr_check_events()
302 if (cd->ignore_get_event) in sr_check_events()
306 if (!cd->tur_changed) { in sr_check_events()
307 if (cd->get_event_changed) { in sr_check_events()
308 if (cd->tur_mismatch++ > 8) { in sr_check_events()
309 sr_printk(KERN_WARNING, cd, in sr_check_events()
311 cd->ignore_get_event = true; in sr_check_events()
314 cd->tur_mismatch = 0; in sr_check_events()
317 cd->tur_changed = false; in sr_check_events()
318 cd->get_event_changed = false; in sr_check_events()
337 struct scsi_cd *cd = scsi_cd(rq->rq_disk); in sr_done() local
363 if (cd->device->sector_size == 2048) in sr_done()
377 if (error_sector < get_capacity(cd->disk) && in sr_done()
378 cd->capacity - error_sector < 4 * 75) in sr_done()
379 set_capacity(cd->disk, error_sector); in sr_done()
397 struct scsi_cd *cd; in sr_init_command() local
404 cd = scsi_cd(rq->rq_disk); in sr_init_command()
409 if (!cd->device || !scsi_device_online(cd->device)) { in sr_init_command()
417 if (cd->device->changed) { in sr_init_command()
425 s_size = cd->device->sector_size; in sr_init_command()
433 if (!cd->writeable) in sr_init_command()
436 cd->cdi.media_written = 1; in sr_init_command()
497 SCpnt->transfersize = cd->device->sector_size; in sr_init_command()
511 static void sr_revalidate_disk(struct scsi_cd *cd) in sr_revalidate_disk() argument
516 if (scsi_test_unit_ready(cd->device, SR_TIMEOUT, MAX_RETRIES, &sshdr)) in sr_revalidate_disk()
518 sr_cd_check(&cd->cdi); in sr_revalidate_disk()
519 get_sectorsize(cd); in sr_revalidate_disk()
524 struct scsi_cd *cd; in sr_block_open() local
528 cd = scsi_cd_get(bdev->bd_disk); in sr_block_open()
529 if (!cd) in sr_block_open()
532 sdev = cd->device; in sr_block_open()
535 sr_revalidate_disk(cd); in sr_block_open()
537 mutex_lock(&cd->lock); in sr_block_open()
538 ret = cdrom_open(&cd->cdi, bdev, mode); in sr_block_open()
539 mutex_unlock(&cd->lock); in sr_block_open()
543 scsi_cd_put(cd); in sr_block_open()
551 struct scsi_cd *cd = scsi_cd(disk); in sr_block_release() local
553 mutex_lock(&cd->lock); in sr_block_release()
554 cdrom_release(&cd->cdi, mode); in sr_block_release()
555 mutex_unlock(&cd->lock); in sr_block_release()
557 scsi_cd_put(cd); in sr_block_release()
564 struct scsi_cd *cd = scsi_cd(disk); in sr_block_ioctl() local
565 struct scsi_device *sdev = cd->device; in sr_block_ioctl()
572 mutex_lock(&cd->lock); in sr_block_ioctl()
582 ret = cdrom_ioctl(&cd->cdi, bdev, mode, cmd, arg); in sr_block_ioctl()
591 mutex_unlock(&cd->lock); in sr_block_ioctl()
599 struct scsi_cd *cd; in sr_block_check_events() local
601 cd = scsi_cd_get(disk); in sr_block_check_events()
602 if (!cd) in sr_block_check_events()
605 if (!atomic_read(&cd->device->disk_events_disable_depth)) in sr_block_check_events()
606 ret = cdrom_check_events(&cd->cdi, clearing); in sr_block_check_events()
608 scsi_cd_put(cd); in sr_block_check_events()
624 struct scsi_cd *cd = cdi->handle; in sr_open() local
625 struct scsi_device *sdev = cd->device; in sr_open()
650 struct scsi_cd *cd; in sr_probe() local
659 cd = kzalloc(sizeof(*cd), GFP_KERNEL); in sr_probe()
660 if (!cd) in sr_probe()
663 kref_init(&cd->kref); in sr_probe()
669 mutex_init(&cd->lock); in sr_probe()
692 cd->device = sdev; in sr_probe()
693 cd->disk = disk; in sr_probe()
694 cd->driver = &sr_template; in sr_probe()
695 cd->disk = disk; in sr_probe()
696 cd->capacity = 0x1fffff; in sr_probe()
697 cd->device->changed = 1; /* force recheck CD type */ in sr_probe()
698 cd->media_present = 1; in sr_probe()
699 cd->use = 1; in sr_probe()
700 cd->readcd_known = 0; in sr_probe()
701 cd->readcd_cdda = 0; in sr_probe()
703 cd->cdi.ops = &sr_dops; in sr_probe()
704 cd->cdi.handle = cd; in sr_probe()
705 cd->cdi.mask = 0; in sr_probe()
706 cd->cdi.capacity = 1; in sr_probe()
707 sprintf(cd->cdi.name, "sr%d", minor); in sr_probe()
712 get_capabilities(cd); in sr_probe()
713 sr_vendor_init(cd); in sr_probe()
715 set_capacity(disk, cd->capacity); in sr_probe()
716 disk->private_data = &cd->driver; in sr_probe()
718 if (register_cdrom(disk, &cd->cdi)) in sr_probe()
727 dev_set_drvdata(dev, cd); in sr_probe()
729 sr_revalidate_disk(cd); in sr_probe()
733 "Attached scsi CD-ROM %s\n", cd->cdi.name); in sr_probe()
734 scsi_autopm_put_device(cd->device); in sr_probe()
744 mutex_destroy(&cd->lock); in sr_probe()
746 kfree(cd); in sr_probe()
753 static void get_sectorsize(struct scsi_cd *cd) in get_sectorsize() argument
767 the_result = scsi_execute_req(cd->device, cmd, DMA_FROM_DEVICE, in get_sectorsize()
777 cd->capacity = 0x1fffff; in get_sectorsize()
782 cd->capacity = 1 + get_unaligned_be32(&buffer[0]); in get_sectorsize()
790 if (!cdrom_get_last_written(&cd->cdi, &last_written)) in get_sectorsize()
791 cd->capacity = max_t(long, cd->capacity, last_written); in get_sectorsize()
796 * HP 4020i CD-Recorder reports 2340 byte sectors in get_sectorsize()
797 * Philips CD-Writers report 2352 byte sectors in get_sectorsize()
807 cd->capacity *= 4; in get_sectorsize()
812 sr_printk(KERN_INFO, cd, in get_sectorsize()
814 cd->capacity = 0; in get_sectorsize()
817 cd->device->sector_size = sector_size; in get_sectorsize()
823 set_capacity(cd->disk, cd->capacity); in get_sectorsize()
826 queue = cd->device->request_queue; in get_sectorsize()
832 static void get_capabilities(struct scsi_cd *cd) in get_capabilities() argument
856 sr_printk(KERN_ERR, cd, "out of memory.\n"); in get_capabilities()
861 scsi_test_unit_ready(cd->device, SR_TIMEOUT, MAX_RETRIES, &sshdr); in get_capabilities()
864 rc = scsi_mode_sense(cd->device, 0, 0x2a, buffer, ms_len, in get_capabilities()
870 cd->cdi.speed = 1; in get_capabilities()
871 cd->cdi.mask |= (CDC_CD_R | CDC_CD_RW | CDC_DVD_R | in get_capabilities()
876 sr_printk(KERN_INFO, cd, "scsi-1 drive"); in get_capabilities()
881 cd->cdi.speed = get_unaligned_be16(&buffer[n + 8]) / 176; in get_capabilities()
882 cd->readcd_known = 1; in get_capabilities()
883 cd->readcd_cdda = buffer[n + 5] & 0x01; in get_capabilities()
885 sr_printk(KERN_INFO, cd, in get_capabilities()
888 cd->cdi.speed, in get_capabilities()
889 buffer[n + 3] & 0x01 ? "writer " : "", /* CD Writer */ in get_capabilities()
891 buffer[n + 2] & 0x02 ? "cd/rw " : "", /* can read rewriteable */ in get_capabilities()
897 cd->cdi.mask |= CDC_CLOSE_TRAY; in get_capabilities()
900 cd->cdi.mask |= CDC_DVD; in get_capabilities()
903 cd->cdi.mask |= CDC_DVD_RAM; in get_capabilities()
906 cd->cdi.mask |= CDC_DVD_R; in get_capabilities()
908 /* can't write CD-RW media */ in get_capabilities()
909 cd->cdi.mask |= CDC_CD_RW; in get_capabilities()
911 /* can't write CD-R media */ in get_capabilities()
912 cd->cdi.mask |= CDC_CD_R; in get_capabilities()
915 cd->cdi.mask |= CDC_OPEN_TRAY; in get_capabilities()
919 cd->cdi.capacity = in get_capabilities()
920 cdrom_number_of_slots(&cd->cdi); in get_capabilities()
921 if (cd->cdi.capacity <= 1) in get_capabilities()
923 cd->cdi.mask |= CDC_SELECT_DISC; in get_capabilities()
925 cd->cdi.mask |= CDC_CLOSE_TRAY; */ in get_capabilities()
928 * if DVD-RAM, MRW-W or CD-RW, we are randomly writable in get_capabilities()
930 if ((cd->cdi.mask & (CDC_DVD_RAM | CDC_MRW_W | CDC_RAM | CDC_CD_RW)) != in get_capabilities()
932 cd->writeable = 1; in get_capabilities()
940 * by the Uniform CD-ROM layer.
945 struct scsi_cd *cd = cdi->handle; in sr_packet() local
946 struct scsi_device *sdev = cd->device; in sr_packet()
954 sr_do_ioctl(cd, cgc); in sr_packet()
1021 struct scsi_cd *cd = container_of(kref, struct scsi_cd, kref); in sr_kref_release() local
1022 struct gendisk *disk = cd->disk; in sr_kref_release()
1028 unregister_cdrom(&cd->cdi); in sr_kref_release()
1034 mutex_destroy(&cd->lock); in sr_kref_release()
1036 kfree(cd); in sr_kref_release()
1041 struct scsi_cd *cd = dev_get_drvdata(dev); in sr_remove() local
1043 scsi_autopm_get_device(cd->device); in sr_remove()
1045 del_gendisk(cd->disk); in sr_remove()
1049 kref_put(&cd->kref, sr_kref_release); in sr_remove()