netdev - Re: [PATCH net] mlxsw: core: Fix wrong SFP EEPROM reading for upper pages 1-3

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Message-Id: <20200717.190803.419652031905268571.davem@davemloft.net>
Date:   Fri, 17 Jul 2020 19:08:03 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     idosch@...sch.org
Cc:     netdev@...r.kernel.org, kuba@...nel.org, jiri@...lanox.com,
        vadimp@...lanox.com, mlxsw@...lanox.com, idosch@...lanox.com
Subject: Re: [PATCH net] mlxsw: core: Fix wrong SFP EEPROM reading for
 upper pages 1-3

From: Ido Schimmel <idosch@...sch.org>
Date: Fri, 17 Jul 2020 22:01:43 +0300

> From: Vadim Pasternak <vadimp@...lanox.com>
> 
> Fix wrong reading of upper pages for SFP EEPROM. According to "Memory
> Organization" figure in SFF-8472 spec: When reading upper pages 1, 2 and
> 3 the offset should be set relative to zero and I2C high address 0x51
> [1010001X (A2h)] is to be used.
> 
> Fixes: a45bfb5a5070 ("mlxsw: core: Extend QSFP EEPROM size for ethtool")
> Signed-off-by: Vadim Pasternak <vadimp@...lanox.com>
> Reviewed-by: Jiri Pirko <jiri@...lanox.com>
> Signed-off-by: Ido Schimmel <idosch@...lanox.com>

Applied and queued up for -stable.