Re: [PATCH net-next 2/7] net: dsa: mv88e6xxx: drop revision probing

From: Andrew Lunn
Date: Fri Apr 15 2016 - 15:39:50 EST


> --- a/drivers/net/dsa/mv88e6xxx.c
> +++ b/drivers/net/dsa/mv88e6xxx.c
> @@ -2663,11 +2663,15 @@ int mv88e6xxx_setup_ports(struct dsa_switch *ds)
> int mv88e6xxx_setup_common(struct dsa_switch *ds)
> {
> struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);
> + int id;
>
> ps->ds = ds;
> mutex_init(&ps->smi_mutex);
>
> - ps->id = REG_READ(REG_PORT(0), PORT_SWITCH_ID) & 0xfff0;
> + id = REG_READ(REG_PORT(0), PORT_SWITCH_ID);
> +
> + ps->id = id & 0xfff0;
> + ps->rev = id & 0xf;

ps->rev is not actually used anywhere. Drop it.

Andrew