On Thu, Jan 13, 2011 at 03:22:08PM -0700, Stephen Warren wrote: > Question: Harmony has a mono mic attached to the left input channel. > However, the I2S controller only supports stereo. Is it possible to > duplicate the mic input to both channels in ALSA? I know the WM8903 > can do it via the WM8903_AUDIO_INTERFACE_0 register, but I'm not > sure how to request that in ALSA-speak. It looks like this same setup > applies to many other platforms, but I couldn't see how the issue was > solved, if at all. It needs implementing it in the CODEC driver, it's not currently supported as the feature is very rarely used. I'll add it to the list to look at, like I say I'm holding off until the merge window closes so that the clock changes (and hopefully SD card support) get a chance to merge into the tree and allow things to work out of the box as far as possible. -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
