[PATCH 22.11] event/dlb2: fix disable PASID
Kevin Traynor
ktraynor at redhat.com
Thu Nov 23 11:47:52 CET 2023
On 09/11/2023 19:45, Abdullah Sevincer wrote:
> [ upstream commit 5a6878335b8179337ec2d9931debf1f46525e8fc ]
>
> In vfio-pci driver when PASID is enabled by default DLB hardware puts
> DLB in SIOV mode. This breaks DLB PF-PMD mode. For DLB PF-PMD mode to
> function properly PASID needs to be disabled.
>
> In this commit this issue is addressed and PASID is disabled by writing
> a zero to PASID control register.
>
> Fixes: 5433956d5185 ("event/dlb2: add eventdev probe")
>
> Signed-off-by: Abdullah Sevincer <abdullah.sevincer at intel.com>
> ---
> drivers/event/dlb2/pf/dlb2_main.c | 27 +++++++++++++++++++++++++++
> 1 file changed, 27 insertions(+)
>
Applied to 21.11 branch. Thanks for backporting.
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