MODULE_ALIAS_SCSI_DEVICE(TYPE_MOD);
MODULE_ALIAS_SCSI_DEVICE(TYPE_RBC);
+static int sd_revalidate_disk(struct gendisk *);
+static int sd_probe(struct device *);
+static int sd_remove(struct device *);
+static void sd_shutdown(struct device *);
+static int sd_suspend(struct device *, pm_message_t state);
+static int sd_resume(struct device *);
+static void sd_rescan(struct device *);
+static int sd_done(struct scsi_cmnd *);
+static void sd_read_capacity(struct scsi_disk *sdkp, unsigned char *buffer);
+static void scsi_disk_release(struct class_device *cdev);
+static void sd_print_sense_hdr(struct scsi_disk *, struct scsi_sense_hdr *);
+static void sd_print_result(struct scsi_disk *, int);
+
static DEFINE_IDR(sd_index_idr);
static DEFINE_SPINLOCK(sd_index_lock);
.shutdown = sd_shutdown,
},
.rescan = sd_rescan,
+ .done = sd_done,
};
/*
SCpnt->allowed = SD_MAX_RETRIES;
SCpnt->timeout_per_command = timeout;
- /*
- * This is the completion routine we use. This is matched in terms
- * of capability to this function.
- */
- SCpnt->done = sd_rw_intr;
-
/*
* This indicates that the command is ready from our end to be
* queued.
* can deal with it then. It is only because of unrecoverable errors
* that we would ever take a device offline in the first place.
*/
- if (!scsi_device_online(sdp))
- goto not_present;
+ if (!scsi_device_online(sdp)) {
+ set_media_not_present(sdkp);
+ retval = 1;
+ goto out;
+ }
/*
* Using TEST_UNIT_READY enables differentiation between drive with
* sd_revalidate() is called.
*/
retval = -ENODEV;
+
if (scsi_block_when_processing_errors(sdp))
retval = scsi_test_unit_ready(sdp, SD_TIMEOUT, SD_MAX_RETRIES);
* and we will figure it out later once the drive is
* available again.
*/
- if (retval)
- goto not_present;
+ if (retval) {
+ set_media_not_present(sdkp);
+ retval = 1;
+ goto out;
+ }
/*
* For removable scsi disk we have to recognise the presence
retval = sdp->changed;
sdp->changed = 0;
-
+out:
+ if (retval != sdkp->previous_state)
+ sdev_evt_send_simple(sdp, SDEV_EVT_MEDIA_CHANGE, GFP_KERNEL);
+ sdkp->previous_state = retval;
return retval;
-
-not_present:
- set_media_not_present(sdkp);
- return 1;
}
static int sd_sync_cache(struct scsi_disk *sdkp)
};
/**
- * sd_rw_intr - bottom half handler: called when the lower level
+ * sd_done - bottom half handler: called when the lower level
* driver has completed (successfully or otherwise) a scsi command.
* @SCpnt: mid-level's per command structure.
*
* Note: potentially run from within an ISR. Must not block.
**/
-static void sd_rw_intr(struct scsi_cmnd * SCpnt)
+static int sd_done(struct scsi_cmnd *SCpnt)
{
int result = SCpnt->result;
unsigned int xfer_size = SCpnt->request_bufflen;
SCSI_LOG_HLCOMPLETE(1, scsi_print_result(SCpnt));
if (sense_valid) {
SCSI_LOG_HLCOMPLETE(1, scmd_printk(KERN_INFO, SCpnt,
- "sd_rw_intr: sb[respc,sk,asc,"
+ "sd_done: sb[respc,sk,asc,"
"ascq]=%x,%x,%x,%x\n",
sshdr.response_code,
sshdr.sense_key, sshdr.asc,
break;
}
out:
- scsi_io_completion(SCpnt, good_bytes);
+ return good_bytes;
}
static int media_not_present(struct scsi_disk *sdkp,