On Thu, Nov 13, 2014 at 07:34:09PM +0100, Sebastian Andrzej Siewior wrote:
> misaligned dma? I haven't seen any alignment requirement for SDMA/EDMA
> and I haven't seen this error on beagle board, am335x-evm or dra7-evm.
Well I am using the am5728, so it should be the same as the dra7-evm.
> So b
On 11/05/2014 08:43 PM, Lennart Sorensen wrote:
> I managed to get something dma related on uart3. But it isn't happy:
>
> [ 95.577401] DMA misaligned error with device 53
> repeated many times.
>
> I wonder if the dma support isn't quite working for the omap572x yet in
> this tree (ti's 3.12.
On Wed, Nov 05, 2014 at 05:30:51PM +0100, Sebastian Andrzej Siewior wrote:
> On 11/05/2014 05:20 PM, Lennart Sorensen wrote:
> > On Wed, Nov 05, 2014 at 10:33:15AM -0500, Lennart Sorensen wrote:
> >> Two systems ran 16 hours each so far with no issues. Pushed 170MB of
> >> data through the pair of
On 11/05/2014 05:20 PM, Lennart Sorensen wrote:
> On Wed, Nov 05, 2014 at 10:33:15AM -0500, Lennart Sorensen wrote:
>> Two systems ran 16 hours each so far with no issues. Pushed 170MB of
>> data through the pair of serial ports on one system at 230400.
>
> The console on uart3 doesn't appear to
On Wed, Nov 05, 2014 at 10:33:15AM -0500, Lennart Sorensen wrote:
> Two systems ran 16 hours each so far with no issues. Pushed 170MB of
> data through the pair of serial ports on one system at 230400.
The console on uart3 doesn't appear to be using the dma assuming the
values in /sys for the dma
On Wed, Nov 05, 2014 at 09:11:35AM +0100, Sebastian Andrzej Siewior wrote:
> Okay. No DMA but the basic part seems to work for you. Thanks for
> testing.
Two systems ran 16 hours each so far with no issues. Pushed 170MB of
data through the pair of serial ports on one system at 230400.
--
Len So
On 11/05/2014 02:15 AM, Lennart Sorensen wrote:
> Well 4 hours running with multiple reboots (our testsuite reboots every
> 30 minutes to test the watchdog). So far it has only lost 70 bytes out
> of 40MB of data sent between uart7 and uart8 (and we are pretty sure
> the serial test has a small bu
On Tue, Nov 04, 2014 at 04:03:15PM -0500, Lennart Sorensen wrote:
> So it seems to be working on our board so far. Will stress test it
> some more. No DMA of course for now, but oh well.
Well 4 hours running with multiple reboots (our testsuite reboots every
30 minutes to test the watchdog). So
On Tue, Nov 04, 2014 at 01:33:15PM -0500, Lennart Sorensen wrote:
> Well it doesn't work, because I don't have the dma croassbar patches
> from ti-linux-3.14.y which are required to use the full range of dma
> channels on the dra7.
>
> I will see how well it works without dma at least.
So it seem
On Tue, Nov 04, 2014 at 07:32:07PM +0100, Javier Martinez Canillas wrote:
> Hello,
>
> On Tue, Nov 4, 2014 at 6:21 PM, Lennart Sorensen
> wrote:
> >> Mind sharing the manual with me? Mine does not mention DMA channels for
> >> UART7-10. If you are able to test 7+8 (and it works) could you please
On 11/04/2014 12:32 PM, Javier Martinez Canillas wrote:
> Hello,
>
> On Tue, Nov 4, 2014 at 6:21 PM, Lennart Sorensen
> wrote:
>>> Mind sharing the manual with me? Mine does not mention DMA channels for
>>> UART7-10. If you are able to test 7+8 (and it works) could you please
>>> make patch which
On Tue, Nov 04, 2014 at 12:21:17PM -0500, Lennart Sorensen wrote:
> Well the file I have is called AM572x_ES1.1_NDA_TRM_vT.pdf, so I am not
> sure who I am allowed to share that file with. Might be simpler to just
> ask TI for the latest version.
>
> How I hate NDAs.
Well it doesn't work, becaus
Hello,
On Tue, Nov 4, 2014 at 6:21 PM, Lennart Sorensen
wrote:
>> Mind sharing the manual with me? Mine does not mention DMA channels for
>> UART7-10. If you are able to test 7+8 (and it works) could you please
>> make patch which with for the remaining four devices?
>
> Well the file I have is c
On Tue, Nov 04, 2014 at 06:06:37PM +0100, Sebastian Andrzej Siewior wrote:
> On 11/04/2014 06:02 PM, Lennart Sorensen wrote:
> >
> > According to the manual the DMA channels for UART7 to 10 are:
> >
> > uart7: 144 145
> > uart8: 146 147
> > uart9: 148 149
> > uart10: 150 151
> >
> > Might as
On Mon, Sep 29, 2014 at 08:06:47PM +0200, Sebastian Andrzej Siewior wrote:
> Cc: devicet...@vger.kernel.org
> Reviewed-by: Tony Lindgren
> Tested-by: Tony Lindgren
> Signed-off-by: Sebastian Andrzej Siewior
> ---
> arch/arm/boot/dts/dra7.dtsi | 12
> 1 file changed, 12 insertions(+
On 11/04/2014 06:02 PM, Lennart Sorensen wrote:
>
> According to the manual the DMA channels for UART7 to 10 are:
>
> uart7: 144 145
> uart8: 146 147
> uart9: 148 149
> uart10: 150 151
>
> Might as well add those too. We have uart 7 and 8 in use on our board
> so I am about to go test it.
M
Cc: devicet...@vger.kernel.org
Reviewed-by: Tony Lindgren
Tested-by: Tony Lindgren
Signed-off-by: Sebastian Andrzej Siewior
---
arch/arm/boot/dts/dra7.dtsi | 12
1 file changed, 12 insertions(+)
diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
index d678152db
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