On Wed, 04 Feb 2009 13:51:48 +0100Sedji Gaouaou <sedji.gaouaou@xxxxxxxxx> wrote:
> Hi,> Hans-Christian Egtvedt a écrit :> > Yes, it should be possible to share the AC97C driver between AT91> > and AVR32. Although this AC97C driver uses the DesignWare DMAC> > controller (drivers/dma/dw_dmac.c).> > > > I do not remember which DMA interface AT91 devices uses.> > > > Should the driver go into sound/drivers then? And renamed to> > atmel-ac97c.{c,h} for example.> > > Actually there are some differences, AT91 does not use a DMA, we use> a specific IP(PDC) to transer the data...>
PDC is still DMA ;) I guess AT91 uses the "old" PDC and not PDCA?
> Maybe we could share the same code we some #define in it?>
Yes, it should be simple to add an additional #define in kconfig.
config SND_ATMEL_AC97C_PDC bool depends on ARCH_AT91
And then have some ifdefs/else around the DMA stuff, much like theatmel-mci driver does today.
-- Best regards,Hans-Christian Egtvedt_______________________________________________Alsa-devel mailing listAlsa-devel@xxxxxxxxxxxxxxxxxxxx://mailman.alsa-project.org/mailman/listinfo/alsa-devel
