[PATCH] dmaengine: mmp_pdma: fix DMA mask handling
Vinod Koul
vkoul at kernel.org
Thu Oct 16 05:55:54 PDT 2025
On Thu, 18 Sep 2025 22:27:27 +0800, Guodong Xu wrote:
> The driver's existing logic for setting the DMA mask for "marvell,pdma-1.0"
> was flawed. It incorrectly relied on pdev->dev->coherent_dma_mask instead
> of declaring the hardware's fixed addressing capability. A cleaner and
> more correct approach is to define the mask directly based on the hardware
> limitations.
>
> The MMP/PXA PDMA controller is a 32-bit DMA engine. This is supported by
> datasheets and various dtsi files for PXA25x, PXA27x, PXA3xx, and MMP2,
> all of which are 32-bit systems.
>
> [...]
Applied, thanks!
[1/1] dmaengine: mmp_pdma: fix DMA mask handling
commit: 88ebb29d3244e515a92c2331434bb73fef7efdc6
Best regards,
--
~Vinod
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