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Date:   Mon, 17 Feb 2020 21:25:32 +0100
From:   "H. Nikolaus Schaller" <>
To:     Ladislav Michl <>
Cc:     MyungJoo Ham <>,
        Chanwoo Choi <>,,,,
Subject: Re: [PATCH v3] extcon: palmas: hide error messages if gpio returns -EPROBE_DEFER

Hi Ladis,

> Am 17.02.2020 um 21:19 schrieb Ladislav Michl <>:
> Hi Nikolaus,
> On Mon, Feb 17, 2020 at 08:33:52PM +0100, H. Nikolaus Schaller wrote:
>> Hi Ladis,
>>> Am 17.02.2020 um 20:07 schrieb Ladislav Michl <>:
>>> Linux kernel prints so many lines on bootup and only few of them are
>>> valuable. Lets improve it by printing error value to give a clue
>>> why it failed.
>> Hm. The upstream code does already print the error. This feature is not removed.
>> But it is also printing an error in the EPROBE_DEFER case as well, where it is
>> not needed or not an error.
> It seems you missed I'm printing also error _value_.


Well, usually there is no error so adding the error number is not of much
use (except for debugging)... The most likely one seems to be -EPROBE_DEFER.

On the omap5 boards where I have seen the error message being printed they were

So your proposal changes the subject (which has a very small focus).

> The rest of discussion
> would need disassembly and I'll do it once I'll be waiting for yet another
> long run recompile.


BR and thanks,

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