Re: [PATCH v3 4/6] net: dsa: lantiq_gswip: support offset of MII registers

[Daniel Golle <daniel@makrotopia.org>]

On Fri, Aug 29, 2025 at 02:02:16PM +0100, Daniel Golle wrote:
> The MaxLinear GSW1xx family got a single (R)(G)MII port at index 5 but
> the registers MII_PCDU and MII_CFG are those of port 0.
> Allow applying an offset for the port index to access those registers.
> 
> Signed-off-by: Daniel Golle <daniel@makrotopia.org>
> Reviewed-by: Hauke Mehrtens <hauke@hauke-m.de>
> ---
> v3: no changes
> v2: no changes

I forgot to include the change I made upon Hauke's request, and it's even
wrong. Sorry for the noise. I will send v4 tomorrow...


> @@ -2027,6 +2035,7 @@ static const struct gswip_hw_info gswip_xrx200 = {
>  	.max_ports = 7,
>  	.allowed_cpu_ports = BIT(6),
>  	.mii_ports = BIT(0) | BIT(1) | BIT(5),
> +	.mii_port_reg_offset = 0;
>  	.phylink_get_caps = gswip_xrx200_phylink_get_caps,
>  	.pce_microcode = &gswip_pce_microcode,
>  	.pce_microcode_size = ARRAY_SIZE(gswip_pce_microcode),
> @@ -2037,6 +2046,7 @@ static const struct gswip_hw_info gswip_xrx300 = {
>  	.max_ports = 7,
>  	.allowed_cpu_ports = BIT(6),
>  	.mii_ports = BIT(0) | BIT(5),
> +	.mii_port_reg_offset = 0;
>  	.phylink_get_caps = gswip_xrx300_phylink_get_caps,
>  	.pce_microcode = &gswip_pce_microcode,
>  	.pce_microcode_size = ARRAY_SIZE(gswip_pce_microcode),

Both above will triger compiler error, should be ',' instead ';'.