于 2014年02月28日 14:13, Mark Brown 写道: > little while after the last use has finished? That's a little more > involved though and would still need this due to runtime PM being yes. we can use the runtime PM too. but i am not sure which one is _better_. the runtime PM? or the current way? 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