}
EXPORT_SYMBOL_GPL(ide_set_media_lock);
+int ide_scsi_expiry(ide_drive_t *drive)
+{
+ struct ide_atapi_pc *pc = drive->pc;
+
+ debug_log("%s called for %lu at %lu\n", __func__,
+ pc->scsi_cmd->serial_number, jiffies);
+
+ pc->flags |= PC_FLAG_TIMEDOUT;
+
+ return 0; /* we do not want the IDE subsystem to retry */
+}
+EXPORT_SYMBOL_GPL(ide_scsi_expiry);
+
/* TODO: unify the code thus making some arguments go away */
-ide_startstop_t ide_pc_intr(ide_drive_t *drive, struct ide_atapi_pc *pc,
- ide_handler_t *handler, unsigned int timeout, ide_expiry_t *expiry,
+ide_startstop_t ide_pc_intr(ide_drive_t *drive, ide_handler_t *handler,
void (*update_buffers)(ide_drive_t *, struct ide_atapi_pc *),
- void (*retry_pc)(ide_drive_t *), void (*dsc_handle)(ide_drive_t *),
+ void (*retry_pc)(ide_drive_t *),
int (*io_buffers)(ide_drive_t *, struct ide_atapi_pc *, unsigned, int))
{
+ struct ide_atapi_pc *pc = drive->pc;
ide_hwif_t *hwif = drive->hwif;
struct request *rq = hwif->hwgroup->rq;
const struct ide_tp_ops *tp_ops = hwif->tp_ops;
xfer_func_t *xferfunc;
- unsigned int temp;
+ ide_expiry_t *expiry;
+ unsigned int timeout, temp;
u16 bcount;
- u8 stat, ireason, scsi = drive->scsi;
+ u8 stat, ireason, scsi = drive->scsi, dsc = 0;
debug_log("Enter %s - interrupt handler\n", __func__);
+ if (scsi) {
+ timeout = ide_scsi_get_timeout(pc);
+ expiry = ide_scsi_expiry;
+ } else {
+ timeout = (drive->media == ide_floppy) ? WAIT_FLOPPY_CMD
+ : WAIT_TAPE_CMD;
+ expiry = NULL;
+ }
+
if (pc->flags & PC_FLAG_TIMEDOUT) {
- drive->pc_callback(drive);
+ drive->pc_callback(drive, 0);
return ide_stopped;
}
}
cmd_finished:
pc->error = 0;
- if ((pc->flags & PC_FLAG_WAIT_FOR_DSC) &&
- (stat & ATA_DSC) == 0) {
- dsc_handle(drive);
- return ide_stopped;
- }
+
+ if ((pc->flags & PC_FLAG_WAIT_FOR_DSC) && (stat & ATA_DSC) == 0)
+ dsc = 1;
/* Command finished - Call the callback function */
- drive->pc_callback(drive);
+ drive->pc_callback(drive, dsc);
return ide_stopped;
}
pc->xferred += temp;
pc->cur_pos += temp;
ide_pad_transfer(drive, 0, bcount - temp);
- ide_set_handler(drive, handler, timeout,
- expiry);
- return ide_started;
+ goto next_irq;
}
debug_log("The device wants to send us more data than "
"expected - allowing transfer\n");
debug_log("[cmd %x] transferred %d bytes on that intr.\n",
rq->cmd[0], bcount);
-
+next_irq:
/* And set the interrupt handler again */
ide_set_handler(drive, handler, timeout, expiry);
return ide_started;
return ireason;
}
-ide_startstop_t ide_transfer_pc(ide_drive_t *drive, struct ide_atapi_pc *pc,
+ide_startstop_t ide_transfer_pc(ide_drive_t *drive,
ide_handler_t *handler, unsigned int timeout,
ide_expiry_t *expiry)
{
+ struct ide_atapi_pc *pc = drive->pc;
ide_hwif_t *hwif = drive->hwif;
struct request *rq = hwif->hwgroup->rq;
ide_startstop_t startstop;
}
EXPORT_SYMBOL_GPL(ide_transfer_pc);
-ide_startstop_t ide_issue_pc(ide_drive_t *drive, struct ide_atapi_pc *pc,
+ide_startstop_t ide_issue_pc(ide_drive_t *drive,
ide_handler_t *handler, unsigned int timeout,
ide_expiry_t *expiry)
{
+ struct ide_atapi_pc *pc = drive->pc;
ide_hwif_t *hwif = drive->hwif;
u16 bcount;
u8 dma = 0;