[dpdk-dev] [PATCH] app/testpmd: support QinQ offload in VLAN set command

[Ferruh Yigit]

On 10/10/2019 11:24 AM, Ferruh Yigit wrote:
> On 10/10/2019 8:20 AM, Vivek Sharma wrote:
>> On Wed, Oct 9, 2019 at 6:26 PM Ferruh Yigit <ferruh.yigit at intel.com
>> <mailto:ferruh.yigit at intel.com>> wrote:
>>
>>     On 9/13/2019 1:15 PM, viveksharma at marvell.com
>>     <mailto:viveksharma at marvell.com> wrote:
>>     > From: Vivek Sharma <viveksharma at marvell.com <mailto:viveksharma at marvell.com>>
>>     >
>>     > Segregate QinQ from Extend Offload and support QinQ offload
>>     > in vlan set command. Merge all port wise rx vlan offloads in
>>     > command line help and documentation for a cleaner structure.
>>     >
>>     > Signed-off-by: Vivek Sharma <viveksharma at marvell.com
>>     <mailto:viveksharma at marvell.com>>
>>
>>     <...>
>>
>>     > @@ -3902,6 +3895,8 @@ cmd_vlan_offload_parsed(void *parsed_result,
>>     >       }
>>     >       else if (!strcmp(res->what, "filter"))
>>     >               rx_vlan_filter_set(port_id, on);
>>     > +     else if (!strcmp(res->what, "qinq"))
>>
>>     Indeed this is enabling QinQ strip, what do you think calling it 'qinq_strip'?
>>
>>
>> Agreed!
>>  
>>
>>
>>     > +             rx_vlan_qinq_strip_set(port_id, on);
>>     >       else
>>     >               vlan_extend_set(port_id, on);
>>     > 
>>     > @@ -3916,7 +3911,7 @@ cmdline_parse_token_string_t cmd_vlan_offload_set =
>>     >                                set, "set");
>>     >  cmdline_parse_token_string_t cmd_vlan_offload_what =
>>     >       TOKEN_STRING_INITIALIZER(struct cmd_vlan_offload_result,
>>     > -                              what, "strip#filter#qinq#stripq");
>>     > +                              what, "strip#filter#qinq#extend#stripq");
>>     >  cmdline_parse_token_string_t cmd_vlan_offload_on =
>>     >       TOKEN_STRING_INITIALIZER(struct cmd_vlan_offload_result,
>>     >                             on, "on#off");
>>     > @@ -3927,9 +3922,9 @@ cmdline_parse_token_string_t cmd_vlan_offload_portid =
>>     >  cmdline_parse_inst_t cmd_vlan_offload = {
>>     >       .f = cmd_vlan_offload_parsed,
>>     >       .data = NULL,
>>     > -     .help_str = "vlan set strip|filter|qinq|stripq on|off "
>>     > +     .help_str = "vlan set strip|filter|qinq|extend|stripq on|off "
>>
>>     "show port info ..." command ('port_infos_display()') displays the vlan offloads
>>     too, can you please add displaying 'qinq' support too.
>>
>>
>> This is already implemented in another patch which introduces 'qinq offload'. 
> 
> Right, I found it [1], but I believe that change suits better here. Since you
> are the author of both patch, would you mind I include that bit into this patch
> while merging?

Ahh, I missed that there will be a new version of this patch, so would you mind
getting that bit into next version? I can take care of other patch while merging.

And since that part will be in this patch, can you also implement below flattening?

> 
> [1]
> https://patches.dpdk.org/patch/60847/
> 
>>  
>>
>>
>>     btw, it displays line by line:
>>     VLAN offload:
>>       strip off
>>       filter on
>>       qinq(extend) off
>>
>>     perhaps we can flatten it, to reduce the info length, what do you think?
>>
>>
>> Absolutely. In fact, I thought about doing so in the original patch.
> 
> I was hoping the change can be part of your patch, but since it is already out
> this can be done as separate patch later.
> 
>>  
>>
>>     VLAN offload:
>>       strip off,  filter on, qinq(extend) off, qinq off
>>
>