On Thu, 25 Jun 2015 09:06:34 -0300
Fabio Estevam <festevam@xxxxxxxxx> wrote:
> Hi David,
>
> On Thu, Jun 25, 2015 at 8:56 AM, David Jander <david@xxxxxxxxxxx> wrote:
>
> > I am afraid this was a little too soon. There are still problems with DMA,
> > even using the ROM firmware, it is just that the close() system call is not
> > hanging anymore.
>
> Just to confirm: do you Philipp's patch applied?
> 392bceedb107a3dc1d4287e63 ("serial: imx: Fix DMA handling for IDLE
> condition aborts")
According to git, I do:
$ git log |grep 392bceedb107a3dc1d4287e63
commit 392bceedb107a3dc1d4287e63d7670d08f702feb
...
> > I am considering to propose reversal of '068500e serial: imx: initialized
> > DMA w/o HW flow enabled', because I suspect that SDMA support in this
> > driver is just broken. I base this conclusion on the following test
> > results:
>
> Please prepare and submit a patch with the revert.
Ok. thanks!
Best regards,
--
David Jander
Protonic Holland.
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