Attachment #66313 for bug #145759

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	switch ((dev->flags & (AHD_DEV_Q_BASIC|AHD_DEV_Q_TAGGED))) {
	case AHD_DEV_Q_BASIC:
		scsi_set_tag_type(sdev, MSG_SIMPLE_TASK);
		scsi_activate_tcq(sdev, dev->openings + dev->active);
					dev->openings + dev->active);
		break;
	case AHD_DEV_Q_TAGGED:
		scsi_set_tag_type(sdev, MSG_ORDERED_TASK);
		scsi_activate_tcq(sdev, dev->openings + dev->active);
					dev->openings + dev->active);
		break;
	default:
		scsi_deactivate_tcq(sdev, 1);
		 * We allow the OS to queue 2 untagged transactions to
		 * us at any time even though we can only execute them
		 * serially on the controller/device.  This should
		 * remove some latency.
		 */
		scsi_adjust_queue_depth(sdev,
					/*NON-TAGGED*/0,
					/*queue depth*/2);
		break;
	}
}




		scsi_activate_tcq(sdev, dev->openings + dev->active);
		break;
	default:
		scsi_deactivate_tcq(sdev, 1);
		 * We allow the OS to queue 2 untagged transactions to
		 * us at any time even though we can only execute them
		 * serially on the controller/device.  This should
		 * remove some latency.
		 */
		scsi_deactivate_tcq(sdev, 2);
		break;
	}
}

Return to bug 145759

Lines 1346-1370 ahd_platform_set_tags(struct ahd_softc * Link Here

(-)a/drivers/scsi/aic7xxx/aic79xx_osm.c (-15 / +5 lines)
1346		1346
1347	switch ((dev->flags & (AHD_DEV_Q_BASIC\|AHD_DEV_Q_TAGGED))) {	1347	switch ((dev->flags & (AHD_DEV_Q_BASIC\|AHD_DEV_Q_TAGGED))) {
1348	case AHD_DEV_Q_BASIC:	1348	case AHD_DEV_Q_BASIC:
1349	scsi_adjust_queue_depth(sdev,	1349	scsi_set_tag_type(sdev, MSG_SIMPLE_TASK);
1350	MSG_SIMPLE_TASK,	1350	scsi_activate_tcq(sdev, dev->openings + dev->active);
1351	dev->openings + dev->active);
1352	break;	1351	break;
1353	case AHD_DEV_Q_TAGGED:	1352	case AHD_DEV_Q_TAGGED:
1354	scsi_adjust_queue_depth(sdev,	1353	scsi_set_tag_type(sdev, MSG_ORDERED_TASK);
1355	MSG_ORDERED_TASK,	1354	scsi_activate_tcq(sdev, dev->openings + dev->active);
1356	dev->openings + dev->active);
1357	break;	1355	break;
1358	default:	1356	default:
1359	/*	1357	scsi_deactivate_tcq(sdev, 1);
1360	* We allow the OS to queue 2 untagged transactions to
1361	* us at any time even though we can only execute them
1362	* serially on the controller/device. This should
1363	* remove some latency.
1364	*/
1365	scsi_adjust_queue_depth(sdev,
1366	/NON-TAGGED/0,
1367	/queue depth/2);
1368	break;	1358	break;
1369	}	1359	}
1370	}	1360	}

Lines 1336-1348 ahc_platform_set_tags(struct ahc_softc * Link Here

(-)a/drivers/scsi/aic7xxx/aic7xxx_osm.c (-7 / +1 lines)
1336	scsi_activate_tcq(sdev, dev->openings + dev->active);	1336	scsi_activate_tcq(sdev, dev->openings + dev->active);
1337	break;	1337	break;
1338	default:	1338	default:
1339	/*	1339	scsi_deactivate_tcq(sdev, 1);
1340	* We allow the OS to queue 2 untagged transactions to
1341	* us at any time even though we can only execute them
1342	* serially on the controller/device. This should
1343	* remove some latency.
1344	*/
1345	scsi_deactivate_tcq(sdev, 2);
1346	break;	1340	break;
1347	}	1341	}
1348	}	1342	}