Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
MIME-Version: 1.0
Date:   Thu, 05 Jan 2023 16:09:13 +0100
From:   Michael Walle <michael@walle.cc>
To:     Horatiu Vultur <horatiu.vultur@microchip.com>
Cc:     Steen.Hegelund@microchip.com, UNGLinuxDriver@microchip.com,
        daniel.machon@microchip.com, davem@davemloft.net,
        edumazet@google.com, kuba@kernel.org, lars.povlsen@microchip.com,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        netdev@vger.kernel.org, olteanv@gmail.com, pabeni@redhat.com,
        richardcochran@gmail.com
Subject: Re: [PATCH net-next v3 4/4] net: lan966x: Add ptp trap rules
In-Reply-To: <20221209092904.asgka7zttvdtijub@soft-dev3-1>
References: <20221203104348.1749811-5-horatiu.vultur@microchip.com>
 <20221208092511.4122746-1-michael@walle.cc>
 <c8b2ef73330c7bc5d823997dd1c8bf09@walle.cc>
 <20221208130444.xshazhpg4e2utvjs@soft-dev3-1>
 <adb8e2312b169d13e756ff23c45872c3@walle.cc>
 <20221209092904.asgka7zttvdtijub@soft-dev3-1>
User-Agent: Roundcube Webmail/1.4.13
Message-ID: <dff03705f3c81962246731ad188d9d3d@walle.cc>
Content-Type: text/plain; charset=US-ASCII;
 format=flowed
Content-Transfer-Encoding: 7bit
Precedence: bulk

Hi,

>> Also, if the answer to my question above is yes, and ptp should
>> have worked on eth0 before, this is a regression then.
> 
> OK, I can see your point.
> With the following diff, you should see the same behaviour as before:
> ---
> diff --git
> a/drivers/net/ethernet/microchip/lan966x/lan966x_vcap_impl.c
> b/drivers/net/ethernet/microchip/lan966x/lan966x_vcap_impl.c
> index 904f5a3f636d3..538f4b76cf97a 100644
> --- a/drivers/net/ethernet/microchip/lan966x/lan966x_vcap_impl.c
> +++ b/drivers/net/ethernet/microchip/lan966x/lan966x_vcap_impl.c
> @@ -91,8 +91,6 @@ lan966x_vcap_is2_get_port_keysets(struct net_device
> *dev, int lookup,
> 
>         /* Check if the port keyset selection is enabled */
>         val = lan_rd(lan966x, ANA_VCAP_S2_CFG(port->chip_port));
> -       if (!ANA_VCAP_S2_CFG_ENA_GET(val))
> -               return -ENOENT;
> 
>         /* Collect all keysets for the port in a list */
>         if (l3_proto == ETH_P_ALL)

Any news on this? Apart from the patches which would change the
need to use some tc magic, this should be a separate fixes patch,
right?

-michael