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SubjectRe: [PATCH net-next 2/3] Add capability to retrieve plug-in module EEPROM
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On Thu, 2012-04-19 at 16:39 +0100, Stuart Hodgson wrote:
> Provides a new struct ethtool_modinfo that will return the
> type and size of plug-in module eeprom (such as SFP+) for parsing
> by userland program.
>
> The second provides the API to get the raw eeprom information
> using the existing ethtool_eeprom structture to return the data
>
> Signed-off-by: Stuart Hodgson <smhodgson@solarflare.com>
> ---
> include/linux/ethtool.h | 33 +++++++++++++++++++++++++++++++++
> net/core/ethtool.c | 47 +++++++++++++++++++++++++++++++++++++++++++++++
> 2 files changed, 80 insertions(+), 0 deletions(-)
>
> diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h
> index 89d68d8..f6500f3 100644
> --- a/include/linux/ethtool.h
> +++ b/include/linux/ethtool.h
> @@ -137,6 +137,23 @@ struct ethtool_eeprom {
> };
>
> /**
> + * struct ethtool_modinfo - plugin module eeprom information
> + * @cmd: ETHTOOL_GMODULEINFO
> + * @type: Standard the module information conforms to SFF_xxxx

You renamed the type codes to begin with 'ETH_MODULE_SFF_', so this line
needs to be updated too.

> + * @eeprom_len: Length of the eeprom
> + *
> + * This structure is used to return the information to
> + * properly size memory for a subsequent call to ETHTOOL_GMODULEEEPROM
[...]

The type code is also essential in order to parse the information.

Also, a minor nitpick: you should put a '%' in front of the names of
constants so they can be pretty-printed properly.

Ben.

--
Ben Hutchings, Staff Engineer, Solarflare
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.



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