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From: Florian Fainelli <f.fainelli@gmail.com>
To: Jiri Pirko <jiri@resnulli.us>, netdev@vger.kernel.org
Cc: davem@davemloft.net, mlxsw@mellanox.com,
	jakub.kicinski@netronome.com, sthemmin@microsoft.com,
	dsahern@gmail.com, saeedm@mellanox.com, leon@kernel.org
Subject: Re: [patch net-next 0/7] expose flash update status to user
Date: Mon, 27 May 2019 11:14:32 -0700	[thread overview]
Message-ID: <a4a0c438-95e7-9f23-072e-33d55fc9f9a5@gmail.com> (raw)
In-Reply-To: <20190523094510.2317-1-jiri@resnulli.us>



On 5/23/2019 2:45 AM, Jiri Pirko wrote:
> From: Jiri Pirko <jiri@mellanox.com>
> 
> When user is flashing device using devlink, he currenly does not see any
> information about what is going on, percentages, etc.
> Drivers, for example mlxsw and mlx5, have notion about the progress
> and what is happening. This patchset exposes this progress
> information to userspace.
> 
> See this console recording which shows flashing FW on a Mellanox
> Spectrum device:
> https://asciinema.org/a/247926

It would be great to explain why you went that route instead of
implementing a MTD device (like what sfc) which would have presumably
allowed you to more or less the same thing using a standard device
driver model that is establish with flash devices.

> 
> Jiri Pirko (7):
>   mlxsw: Move firmware flash implementation to devlink
>   mlx5: Move firmware flash implementation to devlink
>   mlxfw: Propagate error messages through extack
>   devlink: allow driver to update progress of flash update
>   mlxfw: Introduce status_notify op and call it to notify about the
>     status
>   mlxsw: Implement flash update status notifications
>   netdevsim: implement fake flash updating with notifications
> 
>  drivers/net/ethernet/mellanox/mlx5/core/en.h  |   2 -
>  .../ethernet/mellanox/mlx5/core/en_ethtool.c  |  35 ------
>  drivers/net/ethernet/mellanox/mlx5/core/fw.c  |   6 +-
>  .../mellanox/mlx5/core/ipoib/ethtool.c        |   9 --
>  .../net/ethernet/mellanox/mlx5/core/main.c    |  20 ++++
>  .../ethernet/mellanox/mlx5/core/mlx5_core.h   |   3 +-
>  drivers/net/ethernet/mellanox/mlxfw/mlxfw.h   |  11 +-
>  .../net/ethernet/mellanox/mlxfw/mlxfw_fsm.c   |  57 ++++++++--
>  drivers/net/ethernet/mellanox/mlxsw/core.c    |  15 +++
>  drivers/net/ethernet/mellanox/mlxsw/core.h    |   3 +
>  .../net/ethernet/mellanox/mlxsw/spectrum.c    |  75 +++++++------
>  drivers/net/netdevsim/dev.c                   |  35 ++++++
>  include/net/devlink.h                         |   8 ++
>  include/uapi/linux/devlink.h                  |   5 +
>  net/core/devlink.c                            | 102 ++++++++++++++++++
>  15 files changed, 295 insertions(+), 91 deletions(-)
> 

-- 
Florian

  parent reply	other threads:[~2019-05-27 18:14 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-23  9:45 [patch net-next 0/7] expose flash update status to user Jiri Pirko
2019-05-23  9:45 ` [patch net-next 1/7] mlxsw: Move firmware flash implementation to devlink Jiri Pirko
2019-05-23  9:45 ` [patch net-next 2/7] mlx5: " Jiri Pirko
2019-05-23  9:45 ` [patch net-next 3/7] mlxfw: Propagate error messages through extack Jiri Pirko
2019-05-23 15:19   ` David Ahern
2019-05-23 18:30     ` Saeed Mahameed
2019-05-24  8:11     ` Jiri Pirko
2019-05-24 15:54       ` Jakub Kicinski
2019-05-24 22:26         ` Jiri Pirko
2019-05-25  0:08           ` Jakub Kicinski
2019-05-27 13:33             ` Jiri Pirko
2019-05-23  9:45 ` [patch net-next 4/7] devlink: allow driver to update progress of flash update Jiri Pirko
2019-05-23 17:39   ` Jakub Kicinski
2019-05-23  9:45 ` [patch net-next 5/7] mlxfw: Introduce status_notify op and call it to notify about the status Jiri Pirko
2019-05-23  9:45 ` [patch net-next 6/7] mlxsw: Implement flash update status notifications Jiri Pirko
2019-05-23  9:45 ` [patch net-next 7/7] netdevsim: implement fake flash updating with notifications Jiri Pirko
2019-05-23 17:47   ` Jakub Kicinski
2019-05-24  8:17     ` Jiri Pirko
2019-05-23  9:47 ` [patch iproute2 1/3] header update Jiri Pirko
2019-05-23  9:47 ` [patch iproute2 2/3] devlink: implement flash update status monitoring Jiri Pirko
2019-05-23  9:47 ` [patch iproute2 3/3] devlink: implement flash " Jiri Pirko
2019-05-23 17:57   ` Jakub Kicinski
2019-05-24  8:14     ` Jiri Pirko
2019-05-23 18:37 ` [patch net-next 0/7] expose flash update status to user Saeed Mahameed
2019-05-24  8:15   ` Jiri Pirko
2019-05-24 15:04     ` David Ahern
2019-05-28 11:29   ` Jiri Pirko
2019-05-27 18:14 ` Florian Fainelli [this message]
2019-05-28  8:55   ` Jiri Pirko

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