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From: Danielle Ratson <danieller@nvidia.com>
To: <netdev@vger.kernel.org>
Cc: <mkubecek@suse.cz>, <f.fainelli@gmail.com>, <kuba@kernel.org>,
	<andrew@lunn.ch>, <mlxsw@nvidia.com>,
	Danielle Ratson <danieller@nvidia.com>
Subject: [PATCH ethtool v2 0/5] Extend uAPI with lanes parameter
Date: Tue, 2 Feb 2021 20:25:08 +0200	[thread overview]
Message-ID: <20210202182513.325864-1-danieller@nvidia.com> (raw)

Currently, there is no way of knowing how many lanes will be use to
achieve a wanted speed.
For example, 100G speed can be achieved using: 2X50 or 4X25.

In order to solve that, extend ethtool uAPI with lanes as a new link
mode setting so the command below, for example, will be supported:
$ ethtool -s swp5 lanes N

Patch #1: Update headers with the new parameter.
Patch #2: Support lanes in netlink.
Patch #3: Expose the number of lanes in use.
Patch #4: Add auto-completion for lanes.
Patch #5: Add lanes to man page.

Danielle Ratson (5):
  ethtool: Extend ethtool link modes settings uAPI with lanes
  netlink: settings: Add netlink support for lanes parameter
  netlink: settings: Expose the number of lanes in use
  shell-completion: Add completion for lanes
  man: Add man page for setting lanes parameter

 ethtool.8.in                  |  4 ++++
 ethtool.c                     |  1 +
 netlink/desc-ethtool.c        |  1 +
 netlink/settings.c            | 14 ++++++++++++++
 shell-completion/bash/ethtool |  4 ++++
 uapi/linux/ethtool_netlink.h  |  1 +
 6 files changed, 25 insertions(+)

-- 
2.26.2


             reply	other threads:[~2021-02-02 18:27 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-02 18:25 Danielle Ratson [this message]
2021-02-02 18:25 ` [PATCH ethtool v2 1/5] ethtool: Extend ethtool link modes settings uAPI with lanes Danielle Ratson
2021-02-09 19:40   ` Michal Kubecek
2021-02-10 12:06     ` Danielle Ratson
2021-02-10 12:19       ` Michal Kubecek
2021-02-02 18:25 ` [PATCH ethtool v2 2/5] netlink: settings: Add netlink support for lanes parameter Danielle Ratson
2021-02-09 19:42   ` Michal Kubecek
2021-02-02 18:25 ` [PATCH ethtool v2 3/5] netlink: settings: Expose the number of lanes in use Danielle Ratson
2021-02-02 18:25 ` [PATCH ethtool v2 4/5] shell-completion: Add completion for lanes Danielle Ratson
2021-02-02 18:25 ` [PATCH ethtool v2 5/5] man: Add man page for setting lanes parameter Danielle Ratson
2021-02-09 19:34 ` [PATCH ethtool v2 0/5] Extend uAPI with " Michal Kubecek

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