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[RFC,net-next,0/3] net: dsa: felix: frame preemption support

Message ID 20201020040458.39794-1-xiaoliang.yang_1@nxp.com
Headers show
Series net: dsa: felix: frame preemption support | expand

Message

Xiaoliang Yang Oct. 20, 2020, 4:04 a.m. UTC 
VSC9959 supports frame preemption according to 802.1qbu and 802.3br.
This patch series use ethtool to enable and configure frame preemption,
then use tc-taprio preempt set to mark the preempt queues and express
queueus.

This series depends on series: "ethtool: Add support for frame preemption"
link: http://patchwork.ozlabs.org/project/netdev/patch/20201012235642.1384318-2-vinicius.gomes@intel.com/

Xiaoliang Yang (3):
  net: dsa: ethtool preempt ops support on slave ports
  net: dsa: felix: add preempt queues set support for vsc9959
  net: dsa: felix: tc-taprio preempt set support

 drivers/net/dsa/ocelot/felix.c         | 26 +++++++++++
 drivers/net/dsa/ocelot/felix.h         |  4 ++
 drivers/net/dsa/ocelot/felix_vsc9959.c | 65 ++++++++++++++++++++++++++
 include/net/dsa.h                      | 12 +++++
 include/soc/mscc/ocelot.h              | 11 +++++
 include/soc/mscc/ocelot_dev.h          | 23 +++++++++
 net/dsa/slave.c                        | 26 +++++++++++
 7 files changed, 167 insertions(+)

Comments

Vladimir Oltean Oct. 20, 2020, 11:04 a.m. UTC | #1 
Hi Xiaoliang,

On Tue, Oct 20, 2020 at 12:04:55PM +0800, Xiaoliang Yang wrote:
> VSC9959 supports frame preemption according to 802.1qbu and 802.3br.

> This patch series use ethtool to enable and configure frame preemption,

> then use tc-taprio preempt set to mark the preempt queues and express

> queueus.

> 

> This series depends on series: "ethtool: Add support for frame preemption"

> link: http://patchwork.ozlabs.org/project/netdev/patch/20201012235642.1384318-2-vinicius.gomes@intel.com/

> 


Would you be so kind to also provide some feedback to Vinicius on that
series? It's important that we fully agree on the configuration/status
interface first, and that it is acceptable by everybody and gets merged.