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Message-ID: <e9f6e8fe-7147-4caf-a7fc-e612069c2eaf@notapiano>
Date: Mon, 3 Jun 2024 15:49:04 -0400
From: Nícolas F. R. A. Prado <nfraprado@...labora.com>
To: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc: Mark Brown <broonie@...nel.org>,
Yang Yingliang <yangyingliang@...wei.com>,
Christophe JAILLET <christophe.jaillet@...adoo.fr>,
Thangaraj Samynathan <thangaraj.s@...rochip.com>,
linux-spi@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-arm-msm@...r.kernel.org,
Serge Semin <fancer.lancer@...il.com>,
Daniel Mack <daniel@...que.org>,
Haojian Zhuang <haojian.zhuang@...il.com>,
Robert Jarzmik <robert.jarzmik@...e.fr>,
Neil Armstrong <neil.armstrong@...aro.org>
Subject: Re: [PATCH v1 0/8] spi: Rework DMA mapped flag
On Fri, May 31, 2024 at 10:42:32PM +0300, Andy Shevchenko wrote:
> The first part of the series (patches 1 to 7) is an introduction
> of a new helper followed by the user conversion.
>
> This consolidates the same code and also makes patch 8 (last one)
> be localised to the SPI core part.
>
> The last patch is the main rework to get rid of a recently introduced
> hack with a dummy SG list and move to the transfer-based DMA mapped
> flag.
>
> That said, the patches 1 to 7 may be applied right away since they
> have no functional change intended, while the last one needs more
> testing and reviewing.
>
> Andy Shevchenko (8):
> spi: Introduce internal spi_xfer_is_dma_mapped() helper
> spi: dw: Use new spi_xfer_is_dma_mapped() helper
> spi: ingenic: Use new spi_xfer_is_dma_mapped() helper
> spi: omap2-mcspi: Use new spi_xfer_is_dma_mapped() helper
> spi: pxa2xx: Use new spi_xfer_is_dma_mapped() helper
> spi: pci1xxxx: Use new spi_xfer_is_dma_mapped() helper
> spi: qup: Use new spi_xfer_is_dma_mapped() helper
> spi: Rework per message DMA mapped flag to be per transfer
Tested on next-20240603. No issue noticed on sc7180-trogdor-kingoftown and
sc7180-trogdor-lazor-limozeen. So,
Tested-by: Nícolas F. R. A. Prado <nfraprado@...labora.com>
Although patch 5 (pxa2xx) didn't apply, so I skipped it (but it's not used on
my platforms).
Thanks,
Nícolas
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