return (sdp->inq_periph_qual == SCSI_INQ_PQ_CON)? 1: 0;
}
+static int scsi_bus_suspend(struct device * dev, pm_message_t state)
+{
+ struct scsi_device *sdev = to_scsi_device(dev);
+ struct scsi_host_template *sht = sdev->host->hostt;
+ int err;
+
+ err = scsi_device_quiesce(sdev);
+ if (err)
+ return err;
+
+ if (sht->suspend)
+ err = sht->suspend(sdev);
+
+ return err;
+}
+
+static int scsi_bus_resume(struct device * dev)
+{
+ struct scsi_device *sdev = to_scsi_device(dev);
+ struct scsi_host_template *sht = sdev->host->hostt;
+ int err = 0;
+
+ if (sht->resume)
+ err = sht->resume(sdev);
+
+ scsi_device_resume(sdev);
+ return err;
+}
+
struct bus_type scsi_bus_type = {
.name = "scsi",
.match = scsi_bus_match,
+ .suspend = scsi_bus_suspend,
+ .resume = scsi_bus_resume,
};
int scsi_sysfs_register(void)
{
struct Scsi_Host *shost = sdev->host;
- down(&shost->scan_mutex);
+ mutex_lock(&shost->scan_mutex);
__scsi_remove_device(sdev);
- up(&shost->scan_mutex);
+ mutex_unlock(&shost->scan_mutex);
}
EXPORT_SYMBOL(scsi_remove_device);