netdev - Re: [PATCH net-next v2 1/2] net: ethtool: Add new parameters and a function to support EPL

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Message-ID: <20240911073255.GK572255@kernel.org>
Date: Wed, 11 Sep 2024 08:32:55 +0100
From: Simon Horman <horms@...nel.org>
To: Danielle Ratson <danieller@...dia.com>
Cc: netdev@...r.kernel.org, davem@...emloft.net, edumazet@...gle.com,
	kuba@...nel.org, pabeni@...hat.com, yuehaibing@...wei.com,
	linux-kernel@...r.kernel.org, petrm@...dia.com
Subject: Re: [PATCH net-next v2 1/2] net: ethtool: Add new parameters and a
 function to support EPL

On Tue, Sep 10, 2024 at 12:02:16PM +0300, Danielle Ratson wrote:
> In the CMIS specification for pluggable modules, LPL (Local Payload) and
> EPL (Extended Payload) are two types of data payloads used for managing
> various functions and features of the module.
> 
> EPL payloads are used for more complex and extensive management
> functions that require a larger amount of data, so writing firmware
> blocks using EPL is much more efficient.
> 
> Currently, only LPL payload is supported for writing firmware blocks to
> the module.
> 
> Add EPL related parameters to the function ethtool_cmis_cdb_compose_args()
> and add a specific function for calculating the maximum allowable length
> extension for EPL. Both will be used in the next patch to add support for
> writing firmware blocks using EPL.
> 
> Signed-off-by: Danielle Ratson <danieller@...dia.com>
> Reviewed-by: Petr Machata <petrm@...dia.com>

Reviewed-by: Simon Horman <horms@...nel.org>