On Mon, 09 Dec 2024 13:20:33 +0530, Jyothi Kumar Seerapu wrote:
> The DMA TRE(Transfer ring element) buffer contains the DMA
> buffer address. Accessing data from this address can cause
> significant delays in SPI transfers, which can be mitigated to
> some extent by utilizing immediate DMA support.
>
> QCOM GPI DMA hardware supports an immediate DMA feature for data
> up to 8 bytes, storing the data directly in the DMA TRE buffer
> instead of the DMA buffer address. This enhancement enables faster
> SPI data transfers.
>
> [...]
Applied, thanks!
[1/1] dmaengine: qcom: gpi: Add GPI immediate DMA support for SPI protocol
commit: a131169dfa48d6d40da45bca67d1e4f54fa130a6
Best regards,
--
~Vinod
