On Mon, 19 Feb 2024 21:10:39 +0100, Tadeusz Struk wrote:
> The PTDMA driver sets DMA masks in two different places for the same
> device inconsistently. First call is in pt_pci_probe(), where it uses
> 48bit mask. The second call is in pt_dmaengine_register(), where it
> uses a 64bit mask. Using 64bit dma mask causes IO_PAGE_FAULT errors
> on DMA transfers between main memory and other devices.
> Without the extra call it works fine. Additionally the second call
> doesn't check the return value so it can silently fail.
> Remove the superfluous dma_set_mask() call and only use 48bit mask.
>
> [...]
Applied, thanks!
[1/1] dmaengine: ptdma: use consistent DMA masks
commit: df2515a17914ecfc2a0594509deaf7fcb8d191ac
Best regards,
--
~Vinod
