On Sat, Aug 08, 2009 at 01:29:05, Troy Kisky wrote:
> Chaithrika U S wrote:
> > ---
> > sound/soc/davinci/davinci-mcasp.c | 113
++++++++++++++++++++++++++++++++++--
> > sound/soc/davinci/davinci-mcasp.h | 5 ++
> > sound/soc/davinci/davinci-pcm.c | 4 +-
> > sound/soc/davinci/davinci-pcm.h | 1 +
> > 4 files changed, 115 insertions(+), 8 deletions(-)
>
> .....
> > diff --git a/sound/soc/davinci/davinci-pcm.c
b/sound/soc/davinci/davinci-pcm.c
> > index 8fd0c3c..1e2dfd0 100644
> > --- a/sound/soc/davinci/davinci-pcm.c
> > +++ b/sound/soc/davinci/davinci-pcm.c
> > @@ -67,6 +67,7 @@ static void davinci_pcm_enqueue_dma(struct
snd_pcm_substream *substream)
> > dma_addr_t src, dst;
> > unsigned short src_bidx, dst_bidx;
> > unsigned int data_type;
> > + unsigned short acnt;
> > unsigned int count;
> >
> > period_size = snd_pcm_lib_period_bytes(substream);
> > @@ -91,11 +92,12 @@ static void davinci_pcm_enqueue_dma(struct
snd_pcm_substream *substream)
> > dst_bidx = data_type;
> > }
> >
> > + acnt = prtd->params->acnt;
> > edma_set_src(lch, src, INCR, W8BIT);
> > edma_set_dest(lch, dst, INCR, W8BIT);
> > edma_set_src_index(lch, src_bidx, 0);
> > edma_set_dest_index(lch, dst_bidx, 0);
> > - edma_set_transfer_params(lch, data_type, count, 1, 0, ASYNC);
> > + edma_set_transfer_params(lch, acnt, count, 1, 0, ASYNC);
>
> Since I see no change to davinci-i2s, I think this will break any platform
which
> uses davinci-i2s.
>
Yes, I agree. I have missed out the changes got davinci-i2s.
I will submit a patch for this.
Thanks,
Chaithrika
> >
> > prtd->period++;
> > if (unlikely(prtd->period >= runtime->periods))
> > diff --git a/sound/soc/davinci/davinci-pcm.h
b/sound/soc/davinci/davinci-pcm.h
> > index eb4287f..63d9625 100644
> > --- a/sound/soc/davinci/davinci-pcm.h
> > +++ b/sound/soc/davinci/davinci-pcm.h
> > @@ -19,6 +19,7 @@
> > struct davinci_pcm_dma_params {
> > char *name; /* stream identifier */
> > int channel; /* sync dma channel ID */
> > + unsigned short acnt;
> > dma_addr_t dma_addr; /* device physical address for DMA
*/
> > enum dma_event_q eventq_no; /* event queue number */
> > unsigned char data_type; /* xfer data type */
>
>
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