scsi: dc395: Translate message bytes

Drop message byte setting if the host byte is already set, and translate
message bytes into the related host bytes when evaluating an overrun or
underrun.

Link: https://lore.kernel.org/r/20210427083046.31620-20-hare@suse.de
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Hannes Reinecke 2021-04-27 10:30:25 +02:00 committed by Martin K. Petersen
parent 75dd44395a
commit 5bfaafb652

View file

@ -3226,7 +3226,6 @@ static void srb_done(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb,
}
dprintkdbg(DBG_0, "srb_done: AUTO_REQSENSE2\n");
set_msg_byte(cmd, srb->end_message);
set_status_byte(cmd, SAM_STAT_CHECK_CONDITION);
goto ckc_e;
@ -3260,7 +3259,6 @@ static void srb_done(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb,
} else {
srb->adapter_status = 0;
set_host_byte(cmd, DID_ERROR);
set_msg_byte(cmd, srb->end_message);
set_status_byte(cmd, status);
}
} else {
@ -3270,10 +3268,9 @@ static void srb_done(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb,
status = srb->adapter_status;
if (status & H_OVER_UNDER_RUN) {
srb->target_status = 0;
set_msg_byte(cmd, srb->end_message);
scsi_msg_to_host_byte(cmd, srb->end_message);
} else if (srb->status & PARITY_ERROR) {
set_host_byte(cmd, DID_PARITY);
set_msg_byte(cmd, srb->end_message);
} else { /* No error */
srb->adapter_status = 0;