> > > I am not sure if you are aware of this document, so I mention it:
> > >
> > > Documentation/i2c/DMA-considerations
> > >
> > > I am not pushing you to use the i2c_get_dma_safe_msg_buf() helpers,
> > > just wanted to make sure you know about them. I am also fine with an
> > > incremental p
Hi Dmitry,
> > I am not sure if you are aware of this document, so I mention it:
> >
> > Documentation/i2c/DMA-considerations
> >
> > I am not pushing you to use the i2c_get_dma_safe_msg_buf() helpers,
> > just wanted to make sure you know about them. I am also fine with an
> > incremental patch
11.02.2019 15:55, Wolfram Sang пишет:
> On Fri, Feb 08, 2019 at 10:59:40AM -0800, Sowjanya Komatineni wrote:
>> This patch adds DMA support for Tegra I2C.
>>
>> Tegra I2C TX and RX FIFO depth is 8 words. PIO mode is used for
>> transfer size of the max FIFO depth and DMA mode is used for
>> transfe
On Fri, Feb 08, 2019 at 10:59:40AM -0800, Sowjanya Komatineni wrote:
> This patch adds DMA support for Tegra I2C.
>
> Tegra I2C TX and RX FIFO depth is 8 words. PIO mode is used for
> transfer size of the max FIFO depth and DMA mode is used for
> transfer size higher than max FIFO depth to save CP
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