On Thu, 3 Jul 2014 16:43:25 +0100
Russell King - ARM Linux wrote:
> What you're doing in kirkwood-i2s is providing two plain DAI links,
> and then insisting that only one can be active any any one time.
>
> A DPCM solution provides at least one frontend DAI link and at least
> one backend DAI li
On Thu, Jul 03, 2014 at 05:29:09PM +0200, Jean-Francois Moine wrote:
> I think that you did not look at my code.
>
> Both S/PDIF and I2S work with the TDA998x. It is a choice of the audio
> subsystem to do this choice, not Russell King.
If you think I'm arguing because I personally want something
On Thu, 3 Jul 2014 14:43:46 +0100
Russell King - ARM Linux wrote:
> > But, this means that there will be a lot of errors when DPCM will be
> > used, because, in most cases for the Cubox (kirkwood audio + tda998x),
> > both ways I2S and S/PDIF will be activated at the same time for a
> > single st
On Thu, Jul 03, 2014 at 03:28:26PM +0200, Jean-Francois Moine wrote:
> OK. no problem, I can do that: only the first stream is switched and
> the second is rejected.
>
> But, this means that there will be a lot of errors when DPCM will be
> used, because, in most cases for the Cubox (kirkwood audi
On Thu, 3 Jul 2014 12:59:24 +0100
Mark Brown wrote:
> > > Your board happens to only be able to present the same input on both I2S
> > > and S/PDIF but that might not apply to other boards, they may be able to
> > > route different signals to each which would present a practical problem.
>
> >
On Thu, Jul 03, 2014 at 01:34:06PM +0200, Jean-Francois Moine wrote:
> Mark Brown wrote:
> > Your board happens to only be able to present the same input on both I2S
> > and S/PDIF but that might not apply to other boards, they may be able to
> > route different signals to each which would presen
On Thu, 3 Jul 2014 11:44:32 +0100
Mark Brown wrote:
> > > I'd expect this to return an error for the busy DAI rather than just
> > > silently ignore it failing to start or (better) implement some control
> > > to let the user select which of the DAIs is active.
>
> > This is not an error. If t
On Thu, Jul 03, 2014 at 07:49:59AM +0200, Jean-Francois Moine wrote:
> Mark Brown wrote:
> > I'd expect this to return an error for the busy DAI rather than just
> > silently ignore it failing to start or (better) implement some control
> > to let the user select which of the DAIs is active.
> T
On Wed, 2 Jul 2014 20:42:52 +0100
Mark Brown wrote:
> > I tested this CODEC with both DAPM and DPCM. If the audio subsystem
> > asks for streaming on both I2S and S/PDIF, only the last call is served
> > (this depends on the order of the DAI links in the audio card creation
> > table).
>
> I'd
On Wed, Jul 02, 2014 at 07:51:54PM +0200, Jean-Francois Moine wrote:
> I tested this CODEC with both DAPM and DPCM. If the audio subsystem
> asks for streaming on both I2S and S/PDIF, only the last call is served
> (this depends on the order of the DAI links in the audio card creation
> table).
I
On Wed, Jul 02, 2014 at 07:02:12PM +0100, Russell King - ARM Linux wrote:
> Well, as far as I'm concerned right now, it's for Mark to sort out this
> situation, and tell us what he wants to do with the Kirkwood stuff. I
> suspect he's keeping quiet because he doesn't care about it.
Well, that an
On Wed, Jul 02, 2014 at 07:51:54PM +0200, Jean-Francois Moine wrote:
> On Wed, 2 Jul 2014 18:56:28 +0200
> Andrew Lunn wrote:
>
> > How well will this work with Russell concept of a front end and two
> > backends? Can you uses your CODEC twice, once with the I2S backend and
> > a second time with
On Wed, 2 Jul 2014 18:56:28 +0200
Andrew Lunn wrote:
> How well will this work with Russell concept of a front end and two
> backends? Can you uses your CODEC twice, once with the I2S backend and
> a second time with the S/PDIF backend?
Hi Andrew,
The TDA998x CODEC has two functions:
- it sets
On Wed, Jul 02, 2014 at 06:38:41PM +0200, Jean-Francois Moine wrote:
> This patch adds a CODEC function to the NXP TDA998x HDMI transmitter.
>
> The CODEC handles both I2S and S/PDIF inputs and does dynamic input
> switch in the TDA998x I2C driver on start/stop audio streaming.
Hi Jean-Francois
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