On Wed, Jul 25, 2012 at 11:50:29, Datta, Shubhrajyoti wrote:
> In case there are dma errors currently the driver exits.
> Make the spi driver fall back to pio mode in case of dma errors.
>
> If the DMA engine is not selected the driver
> exits.This patch makes the spi fall back to pio in that case
Hi,
On Tue, Aug 07, 2012 at 05:02:27AM -0700, Tony Lindgren wrote:
> * Shubhrajyoti [120807 04:21]:
> > On Tuesday 07 August 2012 01:17 PM, Tony Lindgren wrote:
> > >> };
> > > Don't you need to check separately for rx and tx dma? There's a slight
> > > chance that you get a channel for one but
* Shubhrajyoti [120807 04:21]:
> On Tuesday 07 August 2012 01:17 PM, Tony Lindgren wrote:
> >> };
> > Don't you need to check separately for rx and tx dma? There's a slight
> > chance that you get a channel for one but not for the other..
> In that case I treat it as non usable and fall back to p
On Tuesday 07 August 2012 01:17 PM, Tony Lindgren wrote:
>> };
> Don't you need to check separately for rx and tx dma? There's a slight
> chance that you get a channel for one but not for the other..
In that case I treat it as non usable and fall back to pio.
Are you suggesting that let one chann
* Shubhrajyoti D [120724 23:26]:
> In case there are dma errors currently the driver exits.
> Make the spi driver fall back to pio mode in case of dma errors.
>
> If the DMA engine is not selected the driver
> exits.This patch makes the spi fall back to pio in that case.
>
> Also adds a field dm
In case there are dma errors currently the driver exits.
Make the spi driver fall back to pio mode in case of dma errors.
If the DMA engine is not selected the driver
exits.This patch makes the spi fall back to pio in that case.
Also adds a field dma_unusable to struct omap2_mcspi.
Signed-off-b
