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: <f307b4f1-4dff-4925-829f-20459d25bdcf@intel.com>
Date:   Thu, 16 Nov 2023 15:21:24 +0100
From:   Wojciech Drewek <wojciech.drewek@...el.com>
To:     Ivan Vecera <ivecera@...hat.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 16.11.2023 14:59, Ivan Vecera wrote:
> 
> 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 ;-)

Thanks

> 
> Btw. what about the last patch?

Reviewed :)

> 
> Ivan
>