Re: [PATCH net v3] i40e: Enforce software interrupt during busy-poll exit

[Tony Nguyen]

On 3/15/2024 2:20 AM, Ivan Vecera wrote:

..

> -static inline u32 i40e_buildreg_itr(const int type, u16 itr)
> +/**
> + * i40e_buildreg_itr - build a value for writing to I40E_PFINT_DYN_CTLN register
> + * @itr_idx - interrupt throttling index
> + * @interval - interrupt throttling interval value in usecs
> + * @force_swint - force software interrupt

nit: kdoc doesn't like this style

New warnings added
1a2,4
> drivers/net/ethernet/intel/i40e/i40e_txrx.c:2650: warning: Function 
parameter or struct member 'itr_idx' not described in 'i40e_buildreg_itr'
> drivers/net/ethernet/intel/i40e/i40e_txrx.c:2650: warning: Function 
parameter or struct member 'interval' not described in 'i40e_buildreg_itr'
> drivers/net/ethernet/intel/i40e/i40e_txrx.c:2650: warning: Function 
parameter or struct member 'force_swint' not described in 
'i40e_buildreg_itr'
Per-file breakdown

Thanks,
Tony

> + *
> + * The function builds a value for I40E_PFINT_DYN_CTLN register that
> + * is used to update interrupt throttling interval for specified ITR index
> + * and optionally enforces a software interrupt. If the @itr_idx is equal
> + * to I40E_ITR_NONE then no interval change is applied and only @force_swint
> + * parameter is taken into account. If the interval change and enforced
> + * software interrupt are not requested then the built value just enables
> + * appropriate vector interrupt.
> + **/
> +static u32 i40e_buildreg_itr(enum i40e_dyn_idx itr_idx, u16 interval,
> +			     bool force_swint)
>   {
>   	u32 val;
>