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-rw-r--r--drivers/scsi/sr.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/scsi/sr.h b/drivers/scsi/sr.h
index d65de96..81fbc0b 100644
--- a/drivers/scsi/sr.h
+++ b/drivers/scsi/sr.h
@@ -20,6 +20,9 @@
#include <linux/genhd.h>
#include <linux/kref.h>
+#define MAX_RETRIES 3
+#define SR_TIMEOUT (30 * HZ)
+
struct scsi_device;
/* The CDROM is fairly slow, so we need a little extra time */
@@ -37,6 +40,7 @@ typedef struct scsi_cd {
unsigned xa_flag:1; /* CD has XA sectors ? */
unsigned readcd_known:1; /* drive supports READ_CD (0xbe) */
unsigned readcd_cdda:1; /* reading audio data using READ_CD */
+ unsigned previous_state:1; /* media has changed */
struct cdrom_device_info cdi;
/* We hold gendisk and scsi_device references on probe and use
* the refs on this kref to decide when to release them */
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