On 12/01/2017 07:21 AM, Vivien Didelot wrote:
> Hi Florian,
>
> Florian Fainelli <f.faine...@gmail.com> writes:
>
>> +#if IS_ENABLED(CONFIG_NET_DSA_LEGACY)
>> /* Legacy driver registration */
>> void register_switch_driver(struct dsa_switch_driver *type);
>> void unregister_switch_driver(struct dsa_switch_driver *type);
>> struct mii_bus *dsa_host_dev_to_mii_bus(struct device *dev);
>>
>> +#else
>> +static inline void register_switch_driver(struct dsa_switch_driver *type) {
>> }
>> +static inline void unregister_switch_driver(struct dsa_switch_driver *type)
>> { }
>> +static inline struct mii_bus *dsa_host_dev_to_mii_bus(struct device *dev)
>> +{
>> + return NULL;
>> +}
>> +#endif
>
> The .probe dsa_switch_ops is part of the legacy code, we may want to
> wrap it in a CONFIG_NET_DSA_LEGACY check as well.
Fixed, also made 88e6060 dependent on CONFIG_NET_DSA_LEGACY as a result.
>
>> struct net_device *dsa_dev_to_net_device(struct device *dev);
>>
>> /* Keep inline for faster access in hot path */
>> diff --git a/net/dsa/Kconfig b/net/dsa/Kconfig
>> index 03c3bdf25468..b6ec8e9069e4 100644
>> --- a/net/dsa/Kconfig
>> +++ b/net/dsa/Kconfig
>> @@ -16,6 +16,14 @@ config NET_DSA
>>
>> if NET_DSA
>>
>> +config NET_DSA_LEGACY
>
> We need to have it enabled by default, otherwise we'll miss errors when
> touching the code shared by both legacy and new bindings.
Fixed.
>
>> + bool "Support for older platform device and Device Tree registration"
>> + ---help---
>> + Say Y if you want to enable support for the older platform device and
>> + deprectaed Device Tree binding registration.
>
> deprecated*
>
>> +
>> + This feature is scheduled for removal in 4.17.
>> +
>> /* legacy.c */
>> +#if IS_ENABLED(CONFIG_NET_DSA_LEGACY)
>> int dsa_legacy_register(void);
>> void dsa_legacy_unregister(void);
>> int dsa_legacy_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
>> @@ -106,6 +107,28 @@ int dsa_legacy_fdb_add(struct ndmsg *ndm, struct nlattr
>> *tb[],
>> int dsa_legacy_fdb_del(struct ndmsg *ndm, struct nlattr *tb[],
>> struct net_device *dev,
>> const unsigned char *addr, u16 vid);
>
> the dsa_legacy_fdb_{add,del} routines are "legacy" in terms of FDB
> handling, not in terms of DSA bindings, we must keep them.
Oh, right. This should probably be moved somewhere else then, right? The
whole idea was to compile out net/dsa/legacy.c
--
Florian
