linux-kernel - Re: [PATCH 2/2] eeprom: ee1004: Deal with nack on page selection

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Message-ID: <20190506171652.3ba909de@endymion>
Date:   Mon, 6 May 2019 17:16:52 +0200
From:   Jean Delvare <jdelvare@...e.de>
To:     Jarkko Nikula <jarkko.nikula@...ux.intel.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Linux I2C <linux-i2c@...r.kernel.org>,
        Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [PATCH 2/2] eeprom: ee1004: Deal with nack on page selection

On Mon, 6 May 2019 17:03:20 +0300, Jarkko Nikula wrote:
> On 5/6/19 4:16 PM, Jean Delvare wrote:
> > Some EE1004 implementations will not properly ack page selection
> > commands. They still set the page correctly, so there is no actual
> > error. Deal with this case gracefully by checking the currently
> > selected page after we receive a nack. If the page is set right then
> > we can continue.
> > 
> > Signed-off-by: Jean Delvare <jdelvare@...e.de>
> > Tested-by: Jarkko Nikula <jarkko.nikula@...ux.intel.com>
> > Cc: Arnd Bergmann <arnd@...db.de>
> > Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> > ---
> >   drivers/misc/eeprom/ee1004.c |   12 +++++++++++-
> >   1 file changed, 11 insertions(+), 1 deletion(-)
>
> Does Dreamcat4 deserve reported and tested by tags here? I guess 
> anonymous address is fine with those tags?

My assumption is that someone who posts anonymously in the first place
has no desire to be credited for anything or even mentioned anywhere.

> (I re-tested these two patches on top of v5.1 and they make decode-dimms 
> working on a machine with 2-4 * Crucial DD4 dimms)

Thank you very much.

-- 
Jean Delvare
SUSE L3 Support