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Re: [PATCH v2 1/2] net: phy: dp83867: Port mirroring support in the DP83867 TI's PHY driver

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Hi Andrew,

> On Sat, Feb 04, 2017 at 05:02:11PM +0100, Lukasz Majewski wrote:
> > This patch adds support for enabling or disabling the port
> > mirroring (at CFG4 register) feature of the DP83867 TI's PHY device.
> 
> As we discussed before, "port mirroring" is bad naming. Yes, we should
> use it, because that is what the datasheet calls this feature.

That was my goal - to use naming from datasheet.

> But the
> commit message should also contain a description of what this means,
> and reference that the linux name for this concept is lane swapping.

Ok. No problem with that.

> 
> > +enum {
> 
> Maybe give the 0 value a name. DP83867_PORT_MIRROING_KEEP?

I can add this - no problem.

> 
> > +	DP83867_PORT_MIRROING_EN = 1,
> > +	DP83867_PORT_MIRROING_DIS,
> > +};
> > +
> 
> That extra enum value can then make this more obvious:
>   
>         if (dp83867->port_mirroring != DP83867_PORT_MIRROING_KEEP)
> 		dp83867_config_port_mirroring(phydev);
> 
> On the first reading of the patch, i though you were setting mirroring
> on/off under all conditions, but in fact you don't. This makes it
> clearer.

Ok. I see your point.

> 
> 	Thanks
> 		Andrew

Thanks for review :-)


Best regards,

Lukasz Majewski

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[PATCH v2 1/2] net: phy: dp83867: Port mirroring support in the DP83867 TI's PHY driver Lukasz Majewski <lukma@denx.de> - 2017-02-04 17:10 +0100
  Re: [PATCH v2 1/2] net: phy: dp83867: Port mirroring support in the  DP83867 TI's PHY driver Andrew Lunn <andrew@lunn.ch> - 2017-02-04 18:40 +0100
    Re: [PATCH v2 1/2] net: phy: dp83867: Port mirroring support in the  DP83867 TI's PHY driver Lukasz Majewski <lukma@denx.de> - 2017-02-05 15:40 +0100

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