linux-kernel - Re: [PATCH iwl-next 3/5] i40e: Add helpers to find VSI and VEB by SEID and use them

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Message-ID: <483acf53-fe96-4ef3-933a-c5fd446042f6@redhat.com>
Date:   Thu, 16 Nov 2023 14:59:25 +0100
From:   Ivan Vecera <ivecera@...hat.com>
To:     Wojciech Drewek <wojciech.drewek@...el.com>, netdev@...r.kernel.org
Cc:     Jesse Brandeburg <jesse.brandeburg@...el.com>,
        Tony Nguyen <anthony.l.nguyen@...el.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        intel-wired-lan@...ts.osuosl.org, linux-kernel@...r.kernel.org,
        Jacob Keller <jacob.e.keller@...el.com>,
        Simon Horman <horms@...nel.org>, mschmidt@...hat.com
Subject: Re: [PATCH iwl-next 3/5] i40e: Add helpers to find VSI and VEB by
 SEID and use them


On 16. 11. 23 13:37, Wojciech Drewek wrote:
> 
> 
> On 15.11.2023 18:01, Ivan Vecera wrote:
>>
>> On 13. 11. 23 14:27, Wojciech Drewek wrote:
>>>
>>> On 13.11.2023 13:58, Ivan Vecera wrote:
>>>> Add two helpers i40e_(veb|vsi)_get_by_seid() to find corresponding
>>>> VEB or VSI by their SEID value and use these helpers to replace
>>>> existing open-coded loops.
>>>>
>>>> Signed-off-by: Ivan Vecera<ivecera@...hat.com>
>>>> ---
>>> Only one nit
>>> Reviewed-by: Wojciech Drewek<wojciech.drewek@...el.com>
>>>
>>>>    drivers/net/ethernet/intel/i40e/i40e.h        | 34 +++++++++
>>>>    .../net/ethernet/intel/i40e/i40e_debugfs.c    | 38 ++--------
>>>>    drivers/net/ethernet/intel/i40e/i40e_main.c   | 76 ++++++-------------
>>>>    3 files changed, 64 insertions(+), 84 deletions(-)
>>>>
>>>> diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h
>>>> index 1e9266de270b..220b5ce31519 100644
>>>> --- a/drivers/net/ethernet/intel/i40e/i40e.h
>>>> +++ b/drivers/net/ethernet/intel/i40e/i40e.h
>>>> @@ -1360,4 +1360,38 @@ static inline struct i40e_pf *i40e_hw_to_pf(struct i40e_hw *hw)
>>>>      struct device *i40e_hw_to_dev(struct i40e_hw *hw);
>>>>    +/**
>>>> + * i40e_vsi_get_by_seid - find VSI by SEID
>>>> + * @pf: pointer to a PF
>>>> + **/
>>>> +static inline struct i40e_vsi *
>>>> +i40e_vsi_get_by_seid(struct i40e_pf *pf, u16 seid)
>>>> +{
>>>> +    struct i40e_vsi *vsi;
>>>> +    int i;
>>>> +
>>>> +    i40e_pf_for_each_vsi(pf, i, vsi)
>>>> +        if (vsi->seid == seid)
>>>> +            return vsi;
>>>> +
>>>> +    return NULL;
>>>> +}
>>>> +
>>>> +/**
>>>> + * i40e_veb_get_by_seid - find VEB by SEID
>>>> + * @pf: pointer to a PF
>>>> + **/
>>>> +static inline struct i40e_veb *
>>>> +i40e_veb_get_by_seid(struct i40e_pf *pf, u16 seid)
>>>> +{
>>>> +    struct i40e_veb *veb;
>>>> +    int i;
>>>> +
>>>> +    i40e_pf_for_each_veb(pf, i, veb)
>>>> +        if (veb->seid == seid)
>>>> +            return veb;
>>>> +
>>>> +    return NULL;
>>>> +}
>>> I would prefer i40e_get_{veb|vsi}_by_seid but it's my opinion.
>>
>> I'd rather use i40e_pf_ prefix...
>>
>> What about i40e_pf_get_vsi_by_seid() and i40e_pf_get_veb_by_seid() ?
> 
> Sounds good, my point was that I prefer to have "get" before "{veb|vsi}"

OK, got it... Will repost v2 with this change + "too many also..." issue ;-)

Btw. what about the last patch?

Ivan