[SCSI] add inline functions for recognising created and blocked states

[linux-2.6-omap-h63xx.git] / include / scsi / scsi_device.h

diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index 80b2e93c29360887eb55f65afd543c76e5b225cf..cc46652e4658119e4e1db19e8853eed3389fd825 100644 (file)
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -384,10 +384,21 @@ static inline unsigned int sdev_id(struct scsi_device *sdev)
 #define scmd_id(scmd) sdev_id((scmd)->device)
 #define scmd_channel(scmd) sdev_channel((scmd)->device)
 
+/*
+ * checks for positions of the SCSI state machine
+ */
 static inline int scsi_device_online(struct scsi_device *sdev)
 {
        return sdev->sdev_state != SDEV_OFFLINE;
 }
+static inline int scsi_device_blocked(struct scsi_device *sdev)
+{
+       return sdev->sdev_state == SDEV_BLOCK;
+}
+static inline int scsi_device_created(struct scsi_device *sdev)
+{
+       return sdev->sdev_state == SDEV_CREATED;
+}
 
 /* accessor functions for the SCSI parameters */
 static inline int scsi_device_sync(struct scsi_device *sdev)