Aw: Re: [RFC v1 2/3] net: dsa: mt753x: make CPU-Port dynamic

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Hi

thanks for fast review.

> Gesendet: Dienstag, 26. April 2022 um 17:45 Uhr
> Von: "Florian Fainelli" <f.fainelli@xxxxxxxxx>
> On 4/26/22 06:49, Frank Wunderlich wrote:
> > From: Frank Wunderlich <frank-w@xxxxxxxxxxxxxxx>

> > @@ -1190,8 +1191,8 @@ mt7530_port_bridge_join(struct dsa_switch *ds, int port,
> >   			struct netlink_ext_ack *extack)
> >   {
> >   	struct dsa_port *dp = dsa_to_port(ds, port), *other_dp;
> > -	u32 port_bitmap = BIT(MT7530_CPU_PORT);
> >   	struct mt7530_priv *priv = ds->priv;
> > +	u32 port_bitmap = BIT(priv->cpu_port);
>
> No need to re-order these two lines.

imho it is needed as i now access priv-struct now ;) which is not available at the "old" position

> >
> >   	mutex_lock(&priv->reg_mutex);

> > @@ -1503,6 +1504,7 @@ static int
> >   mt7530_port_vlan_filtering(struct dsa_switch *ds, int port, bool vlan_filtering,
> >   			   struct netlink_ext_ack *extack)
> >   {
> > +	struct mt7530_priv *priv = ds->priv;
>
> Add a space to separate declaration from code.

OK

> > --- a/drivers/net/dsa/mt7530.h
> > +++ b/drivers/net/dsa/mt7530.h
> > @@ -8,7 +8,6 @@
> >
> >   #define MT7530_NUM_PORTS		7
> >   #define MT7530_NUM_PHYS			5
> > -#define MT7530_CPU_PORT			6
>
> We could have kept this define and rename it MT7530_DEFAULT_CPU_PORT or
> something and in m7530_probe() use that newly renamed constant to
> illustrate that we have a default value assigned, just in case.

i do

> >   #define MT7530_NUM_FDB_RECORDS		2048
> >   #define MT7530_ALL_MEMBERS		0xff
> >
> > @@ -823,6 +822,7 @@ struct mt7530_priv {
> >   	u8			mirror_tx;
> >
> >   	struct mt7530_port	ports[MT7530_NUM_PORTS];
> > +	int			cpu_port;
>
> This can be an unsigned integer since you do not assign negative values.
> With that fixes, this looks good to me.

ok, i change to unsigned int

regards Frank





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