于 2014年02月28日 11:46, Mark Brown 写道: > Why is the fix for this not to convert the enable/disable done when > tranferring to be preparing as well? The message transfer doesn't It will make the code run a litter slow if we also do the prepare/unprepare in the @->{un}prepare_message hooks. This is the only concern. thanks Huang Shijie -- To unsubscribe from this list: send the line "unsubscribe linux-spi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html