-
- if (sense_key == NOT_READY) {
- /* tray open */
- if (rq_data_dir(rq) == READ) {
- cdrom_saw_media_change(drive);
-
- /* fail the request */
- printk(KERN_ERR PFX "%s: tray open\n",
- drive->name);
- do_end_request = 1;
- } else {
- struct cdrom_info *info = drive->driver_data;
-
- /*
- * Allow the drive 5 seconds to recover, some
- * devices will return this error while flushing
- * data from cache.
- */
- if (!rq->errors)
- info->write_timeout = jiffies +
- ATAPI_WAIT_WRITE_BUSY;
- rq->errors = 1;
- if (time_after(jiffies, info->write_timeout))
- do_end_request = 1;
- else {
- struct request_queue *q = drive->queue;
- unsigned long flags;
-
- /*
- * take a breather relying on the unplug
- * timer to kick us again
- */
- spin_lock_irqsave(q->queue_lock, flags);
- blk_plug_device(q);
- spin_unlock_irqrestore(q->queue_lock, flags);
-
- return 1;
- }
- }
- } else if (sense_key == UNIT_ATTENTION) {
- /* media change */
- cdrom_saw_media_change(drive);
-
- /*
- * Arrange to retry the request but be sure to give up
- * if we've retried too many times.
- */
- if (++rq->errors > ERROR_MAX)
- do_end_request = 1;
- } else if (sense_key == ILLEGAL_REQUEST ||
- sense_key == DATA_PROTECT) {
- /*
- * No point in retrying after an illegal request or data
- * protect error.
- */
+ break;
+ case ILLEGAL_REQUEST:
+ /*
+ * Don't print error message for this condition -- SFF8090i
+ * indicates that 5/24/00 is the correct response to a request
+ * to close the tray if the drive doesn't have that capability.
+ *
+ * cdrom_log_sense() knows this!
+ */
+ if (rq->cmd[0] == GPCMD_START_STOP_UNIT)
+ break;
+ /* fall-through */
+ case DATA_PROTECT:
+ /*
+ * No point in retrying after an illegal request or data
+ * protect error.
+ */
+ if (!blk_rq_quiet(rq))