Re: [PATCH v2 0/4] i2c: tegra: Improve DMA mapping, latency, and power management

[Jon Hunter <jonathanh@nvidia.com>]

Hi Wolfram, Andi,

On 18/05/2026 12:40, Akhil R wrote:
> This series addresses several aspects of the Tegra I2C driver:
> 
> - DMA mapping: Use the proper DMA device for buffer allocation to
>    ensure correct DMA address translation.
> - Transfer latency: Disable fair arbitration on non-MCTP buses to
>    reduce transfer latency.
> - Timing parameters: Update I2C timing values for Tegra410.
> - Power management: Keep the controller available during noirq
>    suspend/resume phases for system dependencies.
> 
> v1->v2:
>    * Add description for is_mctp in the struct
> 
> Akhil R (4):
>    i2c: tegra: use dmaengine_get_dma_device() for DMA buffer allocation
>    i2c: tegra: Disable fair arbitration for non-MCTP buses
>    i2c: tegra: Update Tegra410 I2C timing parameters
>    i2c: tegra: Fix NOIRQ suspend/resume
> 
>   drivers/i2c/busses/i2c-tegra.c | 87 +++++++++++++++++++++++-----------
>   1 file changed, 59 insertions(+), 28 deletions(-)
> 

Are you OK with these changes? If so we would like to get these into -next.

Thanks!

Jon

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