Re: [PATCH 01/10] spi: dw: Add support for polled operation via no IRQ specified in DT

2020-06-09 Thread Lars Povlsen
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

Re: [PATCH 01/10] spi: dw: Add support for polled operation via no IRQ specified in DT

2020-06-02 Thread Serge Semin
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

Re: [PATCH 01/10] spi: dw: Add support for polled operation via no IRQ specified in DT

2020-05-19 Thread Lars Povlsen
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

Re: [PATCH 01/10] spi: dw: Add support for polled operation via no IRQ specified in DT

2020-05-19 Thread Lars Povlsen
On 13/05/20 15:37, Mark Brown wrote: > Date: Wed, 13 May 2020 15:37:53 +0100 > From: Mark Brown > To: Lars Povlsen > Cc: SoC Team , Microchip Linux Driver Support > , linux-...@vger.kernel.org, > devicet...@vger.kernel.org, linux-kernel@vger.kernel.org, > linux-arm-ker...@lists.infradead.org,

Re: [PATCH 01/10] spi: dw: Add support for polled operation via no IRQ specified in DT

2020-05-15 Thread Lars Povlsen
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

Re: [PATCH 01/10] spi: dw: Add support for polled operation via no IRQ specified in DT

2020-05-14 Thread Serge Semin
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,

Re: [PATCH 01/10] spi: dw: Add support for polled operation via no IRQ specified in DT

2020-05-13 Thread Andy Shevchenko
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.

[PATCH 01/10] spi: dw: Add support for polled operation via no IRQ specified in DT

2020-05-13 Thread Lars Povlsen
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 ---