On Thu, Nov 30, 2023 at 08:31:34PM +0100, Ivan Vecera wrote:
> Mask used for clearing PRTDCB_RETSTCC register in function
> i40e_dcb_hw_rx_ets_bw_config() is incorrect as there is used
> define I40E_PRTDCB_RETSTCC_ETSTC_SHIFT instead of define
> I40E_PRTDCB_RETSTCC_ETSTC_MASK.
>
> The PRTDCB_RETSTCC register is used to configure whether ETS
> or strict priority is used as TSA in Rx for particular TC.
>
> In practice it means that once the register is set to use ETS
> as TSA then it is not possible to switch back to strict priority
> without CoreR reset.
>
> Fix the value in the clearing mask.
>
> Fixes: 90bc8e003be2 ("i40e: Add hardware configuration for software based
> DCB")
> Signed-off-by: Ivan Vecera <ivec...@redhat.com>
Reviewed-by: Simon Horman <ho...@kernel.org>
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