On Fri, Jan 04, 2008 at 08:39:54PM -0600, Timur Tabi wrote: > David Gibson wrote: > > > And what distinction are you drawing between "first" and "second" > > here? > > Oh, that's an easy one: The CS4270 can work without an I2C or SPI connection, > but it will never work without an I2S connection. > > > Why would the I2S need to scan for codecs? Wouldn't it be up to the > > codec driver to register with I2S? > > Not in ASoC V1. The codec driver registers with ASoC, but the actual > connection to other devices (e.g. the I2S driver) is done either in the I2S > driver or in the fabric driver, depending on your mood. And that connection > is done via a pointer to a structure in the codec driver. Ok, but couldn't you strucutre your I2S or fabric driver so that it only becomes fully operational once the codec driver has registered with it? -- David Gibson | I'll have my music baroque, and my code david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_ | _way_ _around_! http://www.ozlabs.org/~dgibson _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
