From: Grygorii Strashko <grygorii.strashko@ti.com>
To: Tony Lindgren <tony@atomide.com>
Cc: Sekhar Nori <nsekhar@ti.com>, <netdev@vger.kernel.org>,
Ilias Apalodimas <ilias.apalodimas@linaro.org>,
Andrew Lunn <andrew@lunn.ch>,
"David S . Miller" <davem@davemloft.net>,
Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>,
Jiri Pirko <jiri@resnulli.us>,
Florian Fainelli <f.fainelli@gmail.com>,
<linux-kernel@vger.kernel.org>, <linux-omap@vger.kernel.org>,
Murali Karicheri <m-karicheri2@ti.com>,
Ivan Vecera <ivecera@redhat.com>,
Rob Herring <robh+dt@kernel.org>, <devicetree@vger.kernel.org>
Subject: Re: [PATCH v5 net-next 00/12] net: ethernet: ti: introduce new cpsw switchdev based driver
Date: Tue, 12 Nov 2019 11:48:30 +0200 [thread overview]
Message-ID: <3c24b4c0-7ef2-71d3-b537-90def7c15fec@ti.com> (raw)
In-Reply-To: <20191111170826.GT5610@atomide.com>
On 11/11/2019 19:08, Tony Lindgren wrote:
> * Grygorii Strashko <grygorii.strashko@ti.com> [191109 15:16]:
>> Hi Tony,
>>
>> On 24/10/2019 19:05, Tony Lindgren wrote:
>>> Hi,
>>>
>>> * Grygorii Strashko <grygorii.strashko@ti.com> [191024 10:10]:
>>>> This the RFC v5 which introduces new CPSW switchdev based driver which is
>>>> operating in dual-emac mode by default, thus working as 2 individual
>>>> network interfaces. The Switch mode can be enabled by configuring devlink driver
>>>> parameter "switch_mode" to 1/true:
>>>> devlink dev param set platform/48484000.ethernet_switch \
>>>> name switch_mode value 1 cmode runtime
>>>
>>> Just wondering about the migration plan.. Is this a replacement
>>> driver or used in addition to the old driver?
>>>
>>
>> Sry, I've missed you mail.
>>
>> As it's pretty big change the idea is to keep both drivers at least for sometime.
>> Step 1: add new driver and enable it on one platform. Do announcement.
>> Step 2: switch all one-port and dual mac drivers to the new driver
>> Step 3: switch all other platform to cpsw switchdev and deprecate old driver.
>
> OK sounds good to me. So for the dts changes, we keep the old binding
> and just add a new module there?
yes, in general.
As you can see Patch 11 I've rearranged cpsw nodes between boards so cpsw_new is enabled
only on one board. But, Am5/dr7 board are good candidates to enable cpsw_new in batch as
the have only dual_mac default cfg.
>
> Or do you also have to disable some parts of the old dts?
it will be the case for am3/am5 most probably.
--
Best regards,
grygorii
prev parent reply other threads:[~2019-11-12 9:48 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-24 10:09 [PATCH v5 net-next 00/12] net: ethernet: ti: introduce new cpsw switchdev based driver Grygorii Strashko
2019-10-24 10:09 ` [PATCH v5 net-next 01/12] net: ethernet: ti: cpsw: allow untagged traffic on host port Grygorii Strashko
2019-10-27 10:02 ` kbuild test robot
2019-10-27 10:02 ` [RFC PATCH] net: ethernet: ti: cpsw: cpsw_ale_set_vlan_untag() can be static kbuild test robot
2019-10-24 10:09 ` [PATCH v5 net-next 02/12] net: ethernet: ti: cpsw: ale: modify vlan/mdb api for switchdev Grygorii Strashko
2019-10-24 10:09 ` [PATCH v5 net-next 03/12] net: ethernet: ti: cpsw: resolve build deps of cpsw drivers Grygorii Strashko
2019-10-24 10:09 ` [PATCH v5 net-next 04/12] net: ethernet: ti: cpsw: move set of common functions in cpsw_priv Grygorii Strashko
2019-10-25 13:01 ` Andrew Lunn
2019-11-01 16:55 ` Grygorii Strashko
2019-10-24 10:09 ` [PATCH v5 net-next 05/12] dt-bindings: net: ti: add new cpsw switch driver bindings Grygorii Strashko
2019-10-25 17:47 ` Florian Fainelli
2019-11-01 17:25 ` Grygorii Strashko
2019-11-01 17:36 ` Florian Fainelli
2019-11-01 20:40 ` Grygorii Strashko
2019-10-29 2:23 ` Andrew Lunn
2019-11-01 17:29 ` Grygorii Strashko
2019-10-24 10:09 ` [PATCH v5 net-next 06/12] net: ethernet: ti: introduce cpsw switchdev based driver part 1 - dual-emac Grygorii Strashko
2019-10-27 8:05 ` kbuild test robot
2019-10-29 12:24 ` Andrew Lunn
2019-11-01 20:16 ` Grygorii Strashko
2019-11-01 20:39 ` Andrew Lunn
2019-11-01 20:46 ` Grygorii Strashko
2019-11-01 20:59 ` Andrew Lunn
2019-10-29 12:32 ` Andrew Lunn
2019-11-01 20:34 ` Grygorii Strashko
2019-11-01 20:57 ` Andrew Lunn
2019-10-24 10:09 ` [PATCH v5 net-next 07/12] net: ethernet: ti: introduce cpsw switchdev based driver part 2 - switch Grygorii Strashko
2019-10-27 11:22 ` [RFC PATCH] net: ethernet: ti: cpsw_port_offload_fwd_mark_update() can be static kbuild test robot
2019-10-27 11:22 ` [PATCH v5 net-next 07/12] net: ethernet: ti: introduce cpsw switchdev based driver part 2 - switch kbuild test robot
2019-10-24 10:09 ` [PATCH v5 net-next 08/12] phy: ti: phy-gmii-sel: dependency from ti cpsw-switchdev driver Grygorii Strashko
2019-10-24 10:09 ` [PATCH v5 net-next 09/12] Documentation: networking: add cpsw switchdev based driver documentation Grygorii Strashko
2019-10-24 10:09 ` [PATCH v5 net-next 10/12] ARM: dts: dra7: add dt nodes for new cpsw switch dev driver Grygorii Strashko
2019-10-24 10:09 ` [PATCH v5 net-next 11/12] ARM: dts: am571x-idk: enable " Grygorii Strashko
2019-10-24 10:09 ` [PATCH v5 net-next 12/12] arm: omap2plus_defconfig: enable new cpsw switchdev driver Grygorii Strashko
2019-10-24 16:05 ` [PATCH v5 net-next 00/12] net: ethernet: ti: introduce new cpsw switchdev based driver Tony Lindgren
2019-11-09 15:15 ` Grygorii Strashko
2019-11-11 17:08 ` Tony Lindgren
2019-11-12 9:48 ` Grygorii Strashko [this message]
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