394bdac7dc
in a TAILQ. Re-arrange some of the ecb elements so that they can stay stable through alloc/free cycles while the rest get bzero'd. - Use the tag_id from the ecb rather than fro the ccb. The latter is only for target mode. - Honor the ccb flags for tag_action when deciding whether to do a tagged or untagged transaction. - Re-arrange autosense completion so that it works correctly in failure cases. - Turn on the PI_TAG_ABLE flag so that CAM will send us tagged transactions. This enables tagged queueing in the driver.