APPLIED: [SRU] [jammy:linux-xilinx-zynqmp 0/1] Revert DMA locking fix in favor of upstream commit
Portia Stephens
portia.stephens at canonical.com
Wed Jul 17 17:03:33 UTC 2024
On Tue, Jul 16, 2024 at 2:12 PM Portia Stephens
<portia.stephens at canonical.com> wrote:
>
> [ Impact ]
> * The KV260 is currently unable to boot, this will allow the board to boot.
>
> [ Test Plan ]
> * Normal certification and kernel regression testing will be run on all GM'd
> platforms. The failure was catestrophic and was easily caught.
>
> [ Where problems could occur ]
> * Xilinx has changes to the dmaengine driver that have not been upstreamed,:
> specifically adding support for cyclic dma mode. There is a risk that these
> non-upstreamed changes have not been tested with this change.
>
> [ Other Info ]
> * BugLink: https://bugs.launchpad.net/bugs/2072456
> * Upstream state in original commit was incorrect.
> * Upstream commit "dma: xilinx_dpdma: Fix locking"
>
> Portia Stephens (1):
> Revert "dmaengine: xilinx: dpdma: Fix race condition in vsync IRQ"
>
> drivers/dma/xilinx/xilinx_dpdma.c | 1 -
> 1 file changed, 1 deletion(-)
>
> --
> 2.34.1
>
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