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如何创建一个新的sound card

zhou jiang
Intellectual 260 points

最近在测试DM368_IPNC的音频，发现在menuconfig里的DM365 codec select里有两个选项，AIC3101和CQ93VC，默认选择是CQ，而当我选择AIC3101时，启动板子后，启动日志会有如下信息:

ALSA lib pcm_hw.c:1401:(_snd_pcm_hw_open) Invalid value for card

这个要怎么弄？