Re: [RFC net-next v3 1/2] net/mlx5e: Add helpers to calculate txq and ch idx

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On Wed, May 29, 2024 at 03:16:26AM +0000, Joe Damato wrote:
> Add two helpers to:
> 
> 1. Compute the txq_ix given a channel and a tc offset (tc_to_txq_ix).
> 2. Compute the channel index and tc offset given a txq_ix
>    (txq_ix_to_chtc_ix).
> 
> The first helper, tc_to_txq_ix, is used in place of the mathematical
> expressionin mlx5e_open_sqs when txq_ix values are computed.
> 
> The second helper, txq_ix_to_chtc_ix, will be used in a following patch.

Hi Joe,

I think it would be best to add txq_ix_to_chtc_ix as part of patch that
uses it, because the current arrangement will cause allmodconfigs with
clang-18 and W=1 to fail due to txq_ix_to_chtc_ix being unused.

...




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