On Wed, Apr 29, 2009 at 4:41 PM, Russell King - ARM Linux<linux@xxxxxxxxxxxxxxxx> wrote:> On Wed, Apr 29, 2009 at 09:21:53AM +0100, Mark Brown wrote:>> On Wed, Apr 29, 2009 at 08:27:06AM +0100, Russell King - ARM Linux wrote:>> > On Tue, Apr 28, 2009 at 08:06:08PM -0300, Daniel Ribeiro wrote:>>>> > > The SPI subsystem?>>>> > Can the SPI system cope with the other chip being the master of the>> > interface. In other words, can SPI sit around primed for a transfer,>> > and notify the user of SPI that new data has arrived?>>>> > If not, the SPI subsystem is totally unsuitable for this.>>>> It's slave only at the minute - there's holes in the API someone could>> fill in but that's not happened yet.>> Well, I guess someone else will have to do that; I don't spend much time> on the LX stuff, and so if it requires any time consuming work, it won't> be worth trying to get it into mainline.> However, the patch itself doesn't looks like to be a SPI slave(I mean from the view of the processor). 'struct spi_message' does support simultaneous rx/tx transferand multiple such transfers being queued._______________________________________________Alsa-devel mailing listAlsa-devel@xxxxxxxxxxxxxxxxxxxx://mailman.alsa-project.org/mailman/listinfo/alsa-devel
