netdev - Re: [PATCH v5 net-next 06/12] net: ethernet: ti: introduce cpsw switchdev based driver part 1

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Date:   Fri, 1 Nov 2019 22:46:05 +0200
From:   Grygorii Strashko <grygorii.strashko@...com>
To:     Andrew Lunn <andrew@...n.ch>
CC:     <netdev@...r.kernel.org>,
        Ilias Apalodimas <ilias.apalodimas@...aro.org>,
        "David S . Miller" <davem@...emloft.net>,
        Ivan Khoronzhuk <ivan.khoronzhuk@...aro.org>,
        Jiri Pirko <jiri@...nulli.us>,
        Florian Fainelli <f.fainelli@...il.com>,
        Sekhar Nori <nsekhar@...com>, <linux-kernel@...r.kernel.org>,
        <linux-omap@...r.kernel.org>,
        Murali Karicheri <m-karicheri2@...com>,
        Ivan Vecera <ivecera@...hat.com>,
        Rob Herring <robh+dt@...nel.org>, <devicetree@...r.kernel.org>
Subject: Re: [PATCH v5 net-next 06/12] net: ethernet: ti: introduce cpsw
 switchdev based driver part 1 - dual-emac



On 01/11/2019 22:39, Andrew Lunn wrote:
>>>> +static const struct devlink_ops cpsw_devlink_ops;
>>>
>>> It would be nice to avoid this forward declaration.
>>
>> It's not declaration, it's definition of devlink_ops without any standard callbacks implemented.
> 
> Ho Grygorii
> 
> Ah, yes.
> 
> How about
> 
> = {
>    };
> 
> to make it clearer?

NP

> 
>>>> +static const struct devlink_param cpsw_devlink_params[] = {
>>>> +	DEVLINK_PARAM_DRIVER(CPSW_DL_PARAM_ALE_BYPASS,
>>>> +			     "ale_bypass", DEVLINK_PARAM_TYPE_BOOL,
>>>> +			     BIT(DEVLINK_PARAM_CMODE_RUNTIME),
>>>> +			     cpsw_dl_ale_ctrl_get, cpsw_dl_ale_ctrl_set, NULL),
>>>> +};
>>>
>>> Is this documented?
>>
>> In patch 9. But I'll update it and add standard devlink parameter definition, like:
>>
>> ale_bypass	[DEVICE, DRIVER-SPECIFIC]
>> 		Allows to enable ALE_CONTROL(4).BYPASS mode for debug purposes
>> 		Type: bool
>> 		Configuration mode: runtime
> 
> And please you the standard file naming and location,
> Documentation/networking/devlink-params-foo.txt
Ok. I will.
But I'd like to clarify:
- drivers documentation placed in ./Documentation/networking/device_drivers/ti/
so could you confirm pls, that you want me to add devlink-params documentation in separate file
and palace it in ./Documentation/networking/ folder directly?
   

-- 
Best regards,
grygorii