Serge Semin writes:
> On Wed, May 13, 2020 at 04:00:22PM +0200, Lars Povlsen wrote:
>> With this change a SPI controller can be added without having a IRQ
>> associated, and causing all transfers to be polled. For SPI controllers
>> without DMA, this can significantly improve performance by less
On Wed, May 13, 2020 at 04:00:22PM +0200, Lars Povlsen wrote:
> With this change a SPI controller can be added without having a IRQ
> associated, and causing all transfers to be polled. For SPI controllers
> without DMA, this can significantly improve performance by less
> interrupt handling overhe
Andy Shevchenko writes:
> On Wed, May 13, 2020 at 5:03 PM Lars Povlsen
> wrote:
>>
>> With this change a SPI controller can be added without having a IRQ
>> associated, and causing all transfers to be polled. For SPI controllers
>> without DMA, this can significantly improve performance by les
.@lists.infradead.org, Alexandre Belloni
>
> Subject: Re: [PATCH 01/10] spi: dw: Add support for polled operation via no
> IRQ specified in DT
> User-Agent: Mutt/1.10.1 (2018-07-13)
>
> On Wed, May 13, 2020 at 04:00:22PM +0200, Lars Povlsen wrote:
>
> > +#define VALID
Serge Semin writes:
> Hi Mark
>
> On Wed, May 13, 2020 at 03:20:50PM +0100, Mark Brown wrote:
>> On Wed, May 13, 2020 at 04:00:22PM +0200, Lars Povlsen wrote:
>> > With this change a SPI controller can be added without having a IRQ
>> > associated, and causing all transfers to be polled. For SPI
Hi Mark
On Wed, May 13, 2020 at 03:20:50PM +0100, Mark Brown wrote:
> On Wed, May 13, 2020 at 04:00:22PM +0200, Lars Povlsen wrote:
> > With this change a SPI controller can be added without having a IRQ
> > associated, and causing all transfers to be polled. For SPI controllers
> > without DMA, t
On Wed, May 13, 2020 at 5:03 PM Lars Povlsen wrote:
>
> With this change a SPI controller can be added without having a IRQ
> associated, and causing all transfers to be polled. For SPI controllers
> without DMA, this can significantly improve performance by less
> interrupt handling overhead.
..
With this change a SPI controller can be added without having a IRQ
associated, and causing all transfers to be polled. For SPI controllers
without DMA, this can significantly improve performance by less
interrupt handling overhead.
Reviewed-by: Alexandre Belloni
Signed-off-by: Lars Povlsen
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