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Message-ID: <20230816201816.29bea470@kernel.org> Date: Wed, 16 Aug 2023 20:18:16 -0700 From: Jakub Kicinski <kuba@...nel.org> To: Alfred Lee <l00g33k@...il.com> Cc: netdev@...r.kernel.org, linux-kernel@...r.kernel.org, andrew@...n.ch, olteanv@...il.com, davem@...emloft.net, edumazet@...gle.com, pabeni@...hat.com, sgarzare@...hat.com, AVKrasnov@...rdevices.ru Subject: Re: [PATCH net v3] net: dsa: mv88e6xxx: Wait for EEPROM done before HW reset On Mon, 14 Aug 2023 17:13:23 -0700 Alfred Lee wrote: > If the switch is reset during active EEPROM transactions, as in > just after an SoC reset after power up, the I2C bus transaction > may be cut short leaving the EEPROM internal I2C state machine > in the wrong state. When the switch is reset again, the bad > state machine state may result in data being read from the wrong > memory location causing the switch to enter unexpected mode > rendering it inoperational. I'll apply this instead of the v4: https://lore.kernel.org/all/20230815220453.32035-1-l00g33k@gmail.com/ since you dropped Andrew's tag :( Please make sure you keep the tags you were given.
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