DAPM很好的文档，以备后用

DAPM之一：概述       http://blog.csdn.net/sepnic/article/details/6331884

DAPM之二：audio paths与dapm kcontrol      http://blog.csdn.net/sepnic/article/details/6334922

DAPM之三：audio paths与asound.conf      http://blog.csdn.net/sepnic/article/details/6384249

DAPM之五：dapm机制深入分析（上） http://blog.csdn.net/sepnic/article/details/6428885

DAPM之六：dapm机制深入分析（下） http://blog.csdn.net/sepnic/article/details/6428896